shaft alignment methods Jul 11, 2020 · Shaft Alignment Pro This is an app used in field to performing the shaft alignment activity of rotating equipment such as pump, compressor turbine…. When used properly, laser tools can provide accurate alignments for … The clock method, or 9-12-3 as it is also known, is the origin of all shaft alignment. Cvitanić Keywords: ship, propulsion, shaft line, alignment, transfer matrix method 1. Rotating machinery is the heart of many industrial operations, but many engineers and technicians perform shaft alignment by guesswork or with limited knowledge of the tools and methods available to accurately and effectively align their machinery. The equipment is certainly cheap and readily available. Many of the material conveniences taken for granted in today’s society have been made possible by the numerous rotating machinery systems located in every part of the world. 4 The validity rule. 1 The Laser Prism system DNV GL experts perform root cause analysis for ship and MOU shaft alignment and aid owners/yards in obtaining safe, compliant shaft alignment. Shaft centerline alignment is the positioning of the rotational centers of two or more shafts such that they are co-linear when the machines operate under normal conditions. Yachts. Rim-Face Method. A dial gauge is mounted on each shaft, and the measurement values taken at three different points, corresponding to the 9-12-3 positions on a clock, or the angles 0-90-180 of a Shaft alignment method and apparatus US4928401A (en) * 1989-01-03: 1990-05-29: Murray Jr Malcolm G: Shaft alignment system US5056237A (en) * 1990-07-02: 1991-10-15: Spm Instrument Inc. 2. 4. Of these, laser shaft alignment is the fastest … 1-day machinery shaft alignment training course explains how to do shaft alignment by the reverse dial indicator method used in laser alignment. Laser shaft alignment tools were not always used when aligning two or more machines. This training course will provide an integral training knowledge and experience of shaft alignment to solve misalignment problems in rotating machinery. Developing an alignment tool Parallel alignment is also referred as “parallel offset”. • The alignment of shaft with the bearing and housing, which is a manufacturing tolerance stack-up of the bearing parts and the housing bores and faces. The shafts alignment is one of the main stages during the maintenance and repair of electric motors, fans, pumps, gearboxes, compressors, turbine units, etc. Mar 30, 2020 · The Rim Face Method and Reverse Dial Method both require some complicated math to achieve the proper alignment whereas the Laser Alignment tool does the math internally for the user. (V The SST PURE® Shaft Alignment System analyzes the structure of any golf shaft and identifies its most stable bending plane, or Neutral-Axis™. To determine the relative position of the driving machine shaft with regard to the driven machine shaft, halve the total indicator run-out (TIR) to determine which shaft is Most piano wire rotor alignment kits come with brackets. Emphasis will be on the ways to analyze, identify and correct the root causes of misalignment, unbalancing and vibration in order to achieve smooth operation, and improved machine performance. The parallel and #208-001 - Tool Kit, Shaft Alignment #208-015 - Magnetic Base/Dial Indicator Set; Learners will use industrial-grade components to study topics such as using a dial indicator in coupling/shaft alignment, coupling alignment using the reverse dial indicator method, fabrication of shaft keys, and installing a flexible disc coupling. Reliability Direct, Inc. In the method of shaft alignment employing a reverse indicator procedure, the improvement comprising the steps of: (a) affixing pulley-drive means to at least one of two shafts for rotation thereof in predetermined angular increments; (b) rotating said shaft through said pulley-drive means from a power source and; Sep 13, 2010 · The alignment of turbine-generator sets poses unique challenges that only the best laser shaft alignment systems can overcome. The variety of methods and tools available makes it easy to justify investing the time to do the job right. Rotating machines are prone to misalignment. This course is designed to familiarize participants with the basic principles associated with measuring and correcting shaft misalignment using the rim and face method. After completing this course, participants should be able to describe the basic types of misalignment, describe general preparations for a rim and face shaft alignment procedure A Practical Guide to Pump Shaft Alignment Laser alignment is an essential component of a proactive maintenance strategy for rotating machines. Status Pro offers comprehensive services for it. Laser shaft Alignment. Aim indicator stem directly toward center line of shaft. Dial indicators, parallel blocks, taper gauges, feeler gauges, a tape measure, a 6-inch rule, and a small mirror are all useful since each one has a part to Basic Shaft Alignment Workbook for industrial rotatin~ n1achincrv Many shaft, bearing, and coupling problems arise because little thought was given to alignment requirements during the design process. Laser shaft alignment is the most effective method for coupling alignment. on marine vessels). Basic shaft alignment workbook by John A. This method will surely save those whose still in the first step of learning Pro one, those who are confused/dilemma in which perception to use, and those proficient in Pro-One as they can add this technique for teaching or… well just knowing it. Unlike using the straightedge method or dial indicators the Fluke 830 performs the complicated alignment calculations for you, meaning you'll have the answers you need to quickly align your machine and get your plant up and running fast. There are two types of misalignment, offset and angular (see Figure 2). The Rotating Equipment Alignment training course covers several alignment methods common to motor shaft alignment like Straight Edge Alignment, Rim Face Alignment, Reverse Dial Indicator Alignment and Laser Alignment. If the movable shaft is below the horizontal stationary shaft reference line, the shaft is too low. Tutorial. 2. Once a strut is removed from a boat it is a major repair and should only be left to the specialist and professionals in this field. Engines, gearboxes and propeller shafts on ships are aligned using the Easy-Laser® system. The most popular method of measurement is "reverse alignment. Clean mounting surface, file off nicks and burrs. Special brackets are available for alignment with locked rotors to increases the safety of the operator. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The problem with a black box is that you only get outputs with no knowledge of what is going on inside the box. An alternate method focusses on the actual work done by the flexible coupling to accommodate shaft to shaft misalignment. 1 Measure pump and driver shaft alignment using the indicator reverse method and the mathematical equations or graphs or alignment computer or laser based measuring instruments in accordance with 2. This practical guide provides information and guidelines for the implementation of good shaft alignment of directly coupled rotating equipment including terminology, alignment methods, troubleshooting Parallel alignment is also referred as “parallel offset”. c. The present vertical shaft alignment tool invention is the result of a determination to invent a quicker and more user-friendly method and tool for aligning vertical shafts. AVV-701Pro is the most advanced and precise laser shaft alignment equipment available on the market. Depending upon the alignment method chosen (reverse indicator, rim and face, double rim, etc. 250″ – 0. Shaft Aligning procedure Preliminary Checks Visually check coupling, pipe hangers, base bolts, coupling spacing etc. 1 Determine soft foot and correct in accordance with Section 2-2, 2-6. This method, although workable and reasonably accurate, is very time-consuming, taking as long as a week. The methods that will be referred to in this paper are: • Reverse-Face • Reverse-Rim (more familiarly called Reverse Dial Method) • Rim-Face, and • Laser A good reference in the discussion of alignment is a book by John Piotrowski called “ Shaft Alignment Handbook” (Ref. Laser shaft alignment is the preferred method of shaft alignment among maintenance and plant engineering personnel due to its superior efficiency and accuracy over older methods like the dial indicator method or the straight edge and feeler gauge method. These packages greatly expedite the alignment process. The traditional precise shaft alignment method is dial . Methods of shaft alignment: • Dial Indicator Methods: The most commonly used method for shaft alignment is the dial indicator method. The laser beam does not sag and can constitute a precise and uniform reference on all sorts of procedures such as motor shaft, motor coupling and bearing alignment. Charter. Step 5: Installation of alignment brackets a. A laser-driven shaft alignment device allows one to adjust alignment with far more speed and accuracy than either the straightedge or dial method. More . The course is taught hands-on with standard alignment Laser-alignment methods represent a marked improvement over traditional methods. Defining Shaft Misalignment III. With the first method, the sensor is mounted on a bracket ROTALIGN® touch is the first cloud-enabled touchscreen laser shaft alignment system with integrated mobile connectivity. the figure below shows a typical method to measure shaft alignment errors using a laser and target. Alignment Analysis The first step in successful alignment of ship propulsion shafting is to determine what the alignment should be to satisfy all operating conditions over the stern bearing weardown range. This method often requires the machines to be uncoupled to perform alignment. Horizontal readings are taken at the 9 and 3 o'clock positions. Shaft alignment is a method or procedure by which shafts of machines such as motors and turbines are connected to a generator or pump in proper alignment. Regardless of which method is used, precision pump shims are a required material of the alignment process. Improper alignment leads to increase of stresses in the shafts and thus on the equipment, which might result in break down of the machine. b. Laser alignment is an essential component of a viable maintenance strategy for rotating machines. 5. Johnson and D. 6. Rough handling of a macine or uneven mounting pads due to poor machining or welding often causes ___ soft foot. Alignment can be checked with conventional methods, employing light and targets, laser or measurements from a taut wire. Keeping engines and shafts in line is often the key to a smooth ride. Thanks to flexible brackets you can install the equipment in the most appropriate place; shaft, coupling, or flywheel. -measure distance between indicator and front feet. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Center generator shaft during installation 3. May 24, 2017 · Misalignment & Shaft Alignment Methods Shaftmisalignment occurs when the center lines of rotation of two (or more) machinery shafts are not in line with each other -In more precise terms, shaft misalignment is the deviation of relative shaft position from a collinear axis of rotation measured at the points of power transmission when equipment The rough alignment is work done by eye to get the laser into a general parallel and centerline location. Piotrowski. Dec 01, 2002 · The results have led to a much different method of evaluating the quality of a shaft alignment and to increasingly accurate methods of correcting misaligned conditions. Pairwise alignments can only be used between two sequences at a time, but they are efficient to calculate and are often used for methods that do not require extreme precision (such as searching a database for sequences with high similarity to a query). Sailboats. Two methods will be covered: straight edge alignment, and reverse dial (cross-dialing) alignment. Kang and Chenxi Liao and Steven Marshack} } Rotating machinery is the heart of many industrial operations, but many engineers and technicians perform shaft alignment by guesswork or with limited knowledge of the tools and methods available to accurately and effectively align their machinery. However, several precision tools are commonly used in alignment work. It is a combination of software and hardware innovations enabling maintenance teams to address a wide variety of alignment challenges that basic laser alignment systems Proper Pump to Motor Alignment Techniques: Part 2 of 6 . The book is Reference material on rotating machinery basics, pump overhaul, mechanical seals, basic vibration , and shaft alignment. The offset and angularity between shaft centerlines can be used as an indicator of shaft alignment. The method behind this type of alignment, allows the technician to align the rotating piece of equipment on four REVERSE INDICATOR METHOD ALIGNMENT AND COUPLINGS 3 The reverse indicator method is another shaft alignment method. 1). Each provides a complete built-in alignment process that takes users from preparation and evaluation all the way through to correction and documenting the results achieved. offers commercially packaged fixtures for both rim and Face and Reverse Dial Indicator methods that may be used for a variety of shaft diameters and coupling lengths. All measurements are taken on the rim of the coupling hubs. For any vertical shaft alignment tool and method to successfully take the place of the standard 4 plumb wire method, these would have to be performed: 1. Slowly turn shaft B and take four readings at every 90 degree (Refer example 1 in Fig. A more sophisticated alignment application is to sweep a laser beam quickly to generate a plane of light. Laser alignment method. Alignment Parameters . Laser shaft alignment can be done utilizing several methods and tools, such as straightedges, callipers, dial indicators, optics, or laser systems. motor and pump) and will emphasize on what is involved in the overall alignment process. Waterjet has a specific shafting configuration and corresponding alignment procedure. These tools range from straight edges and feeler gauges, to dial indicators, to laser optic devises. This app calculate correction needed to align the equipment after one reading compare to the shaft alignment specification. Basic shaft alignment workbook. Smaller pumps can be straight edge aligned where larger Pairwise sequence alignment methods are used to find the best-matching piecewise (local) or global alignments of two query sequences. Two methods will be covered: straight edge alignment, and rim and face alignment. Vulić, A. Dial Indicator Alignment basic 1 . Oct 01, 2008 · Hydro Tasmania shares ideas for improving the alignment process. com There are two common methods of evaluating shaft to shaft alignment. High-tech machinery requires laser alignment services for optimal performance. 3. Start studying Alignment. Several Equipment Alignment Methods, especially the Reverse Dial Indicator method, which is the principle used in Laser Alignment is covered in Explicit Detail. Shaft alignment training with VibrAlign professional trainer Stan Riddle. To formulate a method for calculating shaft deflection at various loading conditions. Shaft Alignment. This method is not 100% accurate, but is considered adequate for small machines. By Enes Zulovic. To define a part alignment, the operator must constraint, or lock, all three axes of the coordinate system to the part. To recheck accuracy of alignment, rotate shaft back to 12 o'clock position, reset both dial indicators to zero (0) and repeat steps 8 to 25. 2 Bent Shaft: - The bent shaft affects alignment process by showing improper reading. The device, which has a ¾” bore, is known for accepting/accommodating moderate shock loads, and often contributes to solving problems related to torsional vibrations in rotating machinery. Laser-alignment methods represent a marked improvement over traditional methods. The full procedure is beyond the scope of this article, but in short: by placing a laser in the aftmost cutless bearing, with the shaft out, and pointing it toward the engine, you can determine, with purpose-made targets, if the I will request to all my colleague, friends and readers to read “Basics of shaft alignment”, “Shaft alignment terminology” and "shaft alignment procedure" before reading this article to complete understanding of precision shaft alignment in step by step. Good for large diameter hub with short distance shaft end. Modeling and formulation 4. It is designed for millwrights, repair technicians, supervisors, and engineers who must become proficient in alignment techniques, correct soft We suggest the following one day classroom Alignment Training Class on Rotating Equipment Alignment Practice: The Rotating Equipment (Machine / Shaft / Coupling) Alignment Training Course will cover several alignment methods/techniques like Straight Edge, Rim Face Alignment and Reverse Dial Indicator Alignment procedure. 4 Laser Alignment techniques. Suite 101 - Vista CA, 92081 - Phone: (760) 744 2690 - Fax (760) 744 0083 This comprehensive course trains the participants the needs for precision shaft alignment and instructs the popular methods to achieve it. Each component in the system (propeller, bearing, couplings, gear, engines) will be covered in detail with extensive presentation material, know-how and experience from state-of-the-art research projects. We have used many different methods for shaft alignment over the years including the NAVSEA Standard Items 009-58 Reverse Indicator Method. You know you never hit bottom, but suddenly hatch hinges clatter while underway, and a tingle starts in your feet and travels all the way through your spine. Students will learn basic alignment techniques using the rim and face alignment method and reverse indicator alignment method. Correctly aligned and regularly controlled machines significantly reduce operating and maintenance costs. Our representatives are all engineers and technicians with special knowledge and training in the latest measurement and alignment techniques. The method by this invention eliminates such errors, because the sighting and the shaft line alignment is taken after installation of the main engine. Key Features: - Works according to Rim and Face method using one dial indicator in the face or two dials in the face a simple excel sheet for shaft alignment rim face method . Final Technical Report: Vibration Analysis and Shaft Alignment Training Devices @inproceedings{GeorgeWarrenFinalTR, title={Final Technical Report: Vibration Analysis and Shaft Alignment Training Devices}, author={Aden George-Warren and B. As with any method, there are potential sources of error, as well as advantages. A strut alignment begins with the alignment analysis. The primary reasons why machinery is misaligned is lack of proper training, improper tools to do the job, and that people are not given enough time to do it right. - Certificate provided. The next section of this handbook however will review the various methods of shaft alignment that can be used to deliver good installed See full list on johncrane. Shaft alignment of a vertical hydro turbine-generator unit is a crucial yet highly specialized technical skill. In stock and ready to ship. Rotating machinery is the heart of many industrial operations, but many engineers and technicians perform shaft alignment by guesswork or with limited knowledge of the tools and methods This comprehensive course trains the participants the needs for precision shaft alignment and instructs the popular methods to achieve it. Figure 2-1. In theory, alignment is a straightforward process. com-an online source of professional training programs for industrial plants and facilities-has partnered with industry Apr 21, 2017 · While engine alignment is well understood by most marine industry professionals, shaft alignment is far more esoteric and well understood by far fewer folks in the industry. >>>Reverse periphery method. Compact and rugged, Large color graphic display, Ergonomic, CEMB laser shaft alignment are intuitive and fast, perfect for horizontal machinery. Understand shaft alignment and the processes involved. The course is taught hands-on with standard alignment tools Shaft misalignment is the usual culprit behind high levels of machine vibrations and premature bearing fatigue. Methods The four most popular methods of controlling shaft alignment are: • the gap and sag method Shaft Alignment. Reverse indicator setup. Experts in Shaft Alignment Methods, Condition Monitoring, and Machine Reliability Heartland Industrial Solutions has been the exclusive distributor of Pruftechnik product since 1998! Based out of Cincinnati, Ohio Heartland Industrial Solutions LLC is the exclusive representative for Pruftechnik in the states of Illinois, Tennessee, Kentucky Nov 04, 2020 · Shaft alignment using 2 lasers method On November 4, 2020 Filed under News The procedure of the water jet installation shaft alignment was to place the gearbox relative to the main shaft according to developed shaft alignment plan. Based on the alignment results the system automatically creates the alignment report. Alignment Methods — Poor, Fair, Good and Best IV. It greatly improve the mean time between failures, bearing & seal life, and hence decreasing overall power loss. When it comes to Shaft Alignment Tools, Grainger's got your back. Thank You For Shopping with Mitchell Instrument Company® - 2875 Scott St. Two decades ago, John Piotrowski conferred upon the field an unprecedented tool: the first edition of Shaft Alignment. Laser Shaft Alignment. Chapter 3: Construction Methods and Activities Draft EIS and Dr aft Section 4(f) Evaluation 3-3 June 2017 Surface construction would also be required where the new track surface alignment would be constructed, at the shaft sites from which soil and rock would be excavated, and where ground May 11, 2014 · But Today I’ll discuss the easiest method, the Shaft Edge Alignment. 18 of 2. For both of these methods, it is recommended that for each set of measurement data, two steps be performed: Adaptive alignment is the next generation of laser alignment systems – developed by PRUFTECHNIK, the inventors of laser shaft alignment who continue to innovate in the field. <BR><BR>Two This course is designed to familiarize participants with equipment and procedures for aligning shafts using the reverse dial method and using a laser system. VERTICAL HYDRO UNIT ALIGNMENT BOTTOM VIEW OF THRUST 1. com Shaft Alignment Handbook by John Piotrowski. There is, however, a continuity problem because the line of sight or taut wire cannot extend over the full length of an installed shaft. Laser alignment is an essential component of a proactive maintenance strategy for rotating machines. Accurate shaft alignment requires precise measurements and calculations. The reading received violets data validity rule. From shaft alignment to satellite antenna alignment to roll alignment, engineers and technicians benefit from a wide range of technologies and methods to accomplish their measurement and alignment needs. Also they have better accuracy and don’t require special skills to get accurate results virtually every time. With that said, my first alignment experience involved following an old-timer around as he showed me the ropes. Shaft alignment is a procedure of determining and adjusting the relative position of two connected machines so that the rotational centres of the shafts are collinear. 3 Alignment with dial indicators. ShaftDesigner software allows calculating alignment of waterjet shafting as well as whirling, torsional and axial vibrations. With the first method, the sensor is mounted on a bracket Shaft alignment can be realized by measuring the strains and computing the bending moment (Cowper, 2006; Vulic, 2008). Moorland Rd. Virtually everything we use or consume has somehow been produced or […] The alignment system is remounted on the machine and the shaft alignment is remeasured and documented. Today there are several alignment tools available. Team and Qualification: We have qualified field surveyors, machine engineers and specialists for Apr 29, 2014 · There is a multitude of methods available to perform accurate alignment, any of which can deliver the desired result. Its TKSA 60 and TKSA 80 shaft alignment systems are designed for novices as well as experienced users. Reviewed Coupling Alignment Fundamentals Rexnord, 5555 S. This system is designed for both Rim & Face and Reverse Dial methods of shaft alignment. The Shaft Alignment Training Course provides a highly practical knowledge of the use of Dial Gauge in Coupling Alignment. The shaft alignment legend and master trainer, John Piotrowski, is heading to Australia for a very limited time. High-end systems for shaft alignment and geometric measurements. com See full list on pumpsandsystems. Describe two methods of shaft alignment; Perform straight edge and thickness gauge alignment; Perform rim and face graph alignment; 209-03 Pre-Alignment Procedures. This is the opening where the shaft exits the hull. Laser alignment is the most accurate method available. Use this simple and effective procedure for shaft alignment of your rotating equipment. Contact Us Email (preferred method of contact) US +1 617 5008224 EU +44 113 8152220 Our Feeds . The alignment training is suitable for technicians undertaking machine alignment, coupling alignment, motor alignmnet, pump alignment, etc. Most shaft alignment today is done by laser alignment tools. When perfect alignment is obtained for vertical and horizontal planes, remove all equipment. 300” total travel. Shims shall be in accordance with 2. When interpreting the graph to determine the movable shaft s front and rear feet positions in the ertical plane, observe the following rules: If the movable shaft is above the horizontal stationary shaft reference line the shaft is too high. Turn Shaft B Once to check for normal contact between the dial indicator on Shaft A. which is assembled to, or machined on the shaft. Often alignment brackets are utilized to support dial indicators. Further reading: ABS Publication ”Guidance Notes on Propulsion Shafting Alignment” I will request to all my colleague, friends and readers to read “Basics of shaft alignment”, “Shaft alignment terminology” and "shaft alignment procedure" before reading this article to complete understanding of precision shaft alignment in step by step. New Charter Vacation Routines. Piotrowski’ s allowable Tools used to achieve alignment may be mechanical or optical, like the Laser shaft alignment method, or they are gyroscope based. . The plunger is fully extended out of the case if no pressure is applied to it. Stan shows you how to perform an alignment in just one or two moves using dial indi Shaft alignment, often called “coupling alignment”, is a process to make two or more rotating shafts co-linear, or in the same straight line, both vertically and horizontally. Nov 19, 2019 · In industry, the requirements for alignment are numerous. Without proper preparation, standards and tolerances, and precision procedures, machines may have significant residual misalignment even though the alignment computer is reading zeros. Step 6: Measurement -measure distance between the two indicators. This method employs state-of-the-art lasers to determine shaft positions. Electronic slug arc method for jack screw type Choose from our selection of shaft alignment indicators, including shaft alignment chain clamps, proximity-sensor shaft alignment kits, and more. Various procedures exist depending upon the type of thrust bearing that is being used. 0 2 Reviews SKU: AMSRD00CEN Duration: 120 Minutes This course is designed to familiarize participants with equipment and procedures for aligning shafts using the reverse dial method and using a laser system. " This method is often considered so complicated that many users have developed step by step worksheets, plotting boards, programmable calcula-189 Shaft Alignment Method 2: EASYTURN. When you complete this lesson, you will be able to identify industry standard pre-checks, types of couplings, and types of misalignment. Methods range from the “slugged arc” method to the more advanced and time-saving method of integrating load cells into the adjustable shoes. The total travel (all the way out to all the way in) varies depending on the particular indicator model. And you are correcting two angles, one for each coupling. SKF develops and supplies laser-guided shaft alignment systems. In most cases, plumbing the shaft and equalizing the loads will go hand-in-hand between corrections. popular methods are the rim and face method and the reverse . rexnord. Check indicators for sticking and loose needle. Make sure that you always view the pump from the same direction in order for you to keep the left and right directions correct. Now the machine may be aligned hot by reshimming and repositioning the moveable machine as quickly as possible. The horizontal move is the part of the alignment process that aligns the shaft's centerlines from side to side. After completing this course, participants should be able to describe the basic types of misalignment, describe general preparations for a rim and face shaft alignment procedure Alignment solutions for all types of cardan shafts With specially designed brackets and new measuring methods, the ROTALIGN® Ultra iS platform allows cardan shafts to be aligned without removing the shaft. View the machine from the pump end, zero the indicators on the left, and then rotate and read on the right. The emphasis on the geometry of misalignment using Intricate Animated Explanations gives a deep insight into understanding how the correct alignment procedure is to be executed. if put dial gauge in different position than please change + - sign accordingly Shaft Alignment Service. If the shaft is off-centered, either to one side, top or bottom at one end, but is off-centered to the opposite side at the other end, then the shaft is not parallel with the bearing bore. Strut alignments are complex and require the proper alignment systems. This course begins with the fundamental principles behind shaft to shaft alignment and concludes with students conducting a series of alignment exercises using conventional alignment tools. Bearing Reactions using the strain gauge technique and Jack-up Method Pairwise sequence alignment methods are used to find the best-matching piecewise (local) or global alignments of two query sequences. Start wherever. It uses two dial indicators, one on each shaft, to measure the parallel and angular misalignment as shown in Figure 2-1. It is an absolute requirement for machinery before the machinery is put in service. Exercises include the proper placement of shims, soft foot compensation, techniques for machine moves, and handling shaft problems. the sum total of both side readings should be same as sum total of top bottom readings. BALTECH has developed and manufacturers inexpensive, simple and efficient electronic and mechanical alignment systems BALTECH SA «ShaftAlignment» Series, which perform horizontal and vertical shaft alignment. The two day Basic Alignment course and the three day Level 1 Certification Preparatory course are designed to train students ranging from those who have little or marginal experience in shaft alignment up to people who have been doing alignment for years but have not been exposed to all of the different dial indicator alignment methods Nov 04, 2020 · Shaft alignment using 2 lasers method On November 4, 2020 Filed under News The procedure of the water jet installation shaft alignment was to place the gearbox relative to the main shaft according to developed shaft alignment plan. Simply mount the laser fixtures and rotate the shaft. Quite often, bad machine condition can be obvious, but repairs are made without correcting alignment faults, or removing the underlying causes of misalignment such as poor foundations, excessive temperature gradients, strain from connected pipes, etc. this rule is called validity rule. Feb 07, 2012 · Spacer shaft alignment has two unique aspects. We prefer the exactness of a optical scope alignmentto measure precise misalignment. in actual practice ,we can allow a difference of about 15%. While there are several methods, my preference is to begin by assessing the misalignment with a laser alignment tool. BALTECH alignment systems help to perform the alignment with two methods: dial indicator method and radiaxial method. Oct 15, 2008 · Belt alignment can be accomplished either by traditional or laser methods. Preload thrust bearing by jacking unit with brake jacks to unload, then tighten screws 4. 3. Jan 30, 2018 · Tools used to achieve alignment may be mechanical or optical, like the Laser shaft alignment method, or they are gyroscope based. While a full rotation is ideal, this method can provide accurate Shaft alignment is a procedure of determining and adjusting the relative position of two connected machines so that the rotational centers of the shafts are collinear. Corpus ID: 49398409. , New Berlin, WI 53151-7953 538-214 Telephone: 262-796-4060 Fax: 262-796-4064 February 2014 August 2013 www. Sep 16, 2020 · “ShaftAlign Touch is a significant improvement over conventional shaft alignment measurement equipment and basic laser systems in the market,” said Ankush Malhotra, vice president and general . Shims alignment system will assist you in reaching the tolerances you need for the successful installation of your equipment. HyVal Industries, Incorporated has been doing shaft alignments ever since the company first opened in 1978. Shaft alignment is a key factor in reducing vibrations and increasing reliability in rotating equipment. Hydrostatic lift system 2. Shaft Alignment is our business for more than 20 years. The major disadvantage, as with lower-tech shaft alignment methods, is the lack of accuracy. Harris and P. If the propeller shaft is to be withdrawn, then it is generally prudent to conduct shaft alignment measurement (bearing loads) prior to dry-docking. Sep 24, 2019 · Shaft-alignment-with-shaftdesigner-waterjets (110 downloads) Waterjets are becoming more and more popular as a propulsor at ships. The operation was no more complicated than an ordinary shaft alignment and the application software took all the guess work out of evaluating the result. Electronic indicating device for coaxially aligning a pair of rotary members US5263261A (en) * 1992-06-03: 1993-11-23 Laser alignment method Laser alignment methods are a marked improvement on traditional ones. September 15, 2009. Two methods used for establishing the desired alignment are the gap and sag method and the bearing load measurement method. Alignment can be done utilizing several methods and tools, such as calipers, dial indicators or laser systems. This course delivers comprehensive knowledge of the principles of machinery shaft alignment and the various methods to measure and correct alignment, with emphasis on laser shaft alignment technology. This module points out some of the more important aspects for each method and covers visual line-up, straightedge and feeler gauge, rim and face, cross dial, reverse dial, and laser shaft alignment methods. In conventional two-part hull construction procedures, there has been need to dock into both the joining dock and the final dock. Shaft alignment can be done utilizing several methods and tools, such as straightedges, calipers, dial indicators, optics, or laser systems. Figure 3. When assembled in the clubhead in this SST PUREd® orientation, the result is improved consistency from club to club within your set and set to set within your brand. Shaft Aligning Techniques Shaft alignment by conventional method Shaft alignment by Dial Test Indicator (DTI) Shaft alignment by Using LASER Equipment Shaft alignment by using computer. The amount of alignment correction at the motor can seem to be very large. Contact us now to avoid disappointment. The two most common dial indicator alignment methods are the rim-face and reverse rim dial methods. The traditional methods of using straightedge/feeler gauges and/or dial indicators (or dial alignment systems) were used for many years – and at some companies, still are! These days, the most common shaft align There is a third alignment point: the shaft also has to be aligned with the bore or opening in the stuffing box or shaft alley as shown in the above right photo. A modern shaft alignment system can measure all the above types of machine. please note dial gauge position carefully in sheet. reverse dial: 4. com Page (1 of 14) CONTENTS I. 3 Alignment using an intermediate shaft. Concepts of Alignment. We plan your individual system and offer training programms for installation, trouble shooting and maintenance. Anyone who knows how to use analogue dial indicators will recognize this method. Shaft alignment. 1 The “RIM and FACE” method. e. 5. Reverse Dials Method Alignment The process of adjusting a piece of machinery so that its shaft centerline will be in line with the shaft centerline of the machine to which it is coupled. By Perry Munson. The device performs on-line alignment by showing automatically in what direction the machine should be moved. 13 or 2-6. But, the laser alignment tools are a “black box”. This course will provide participants with the working knowledge to achieve alignment on two-shaft systems (e. The risk of lost earnings and the potential threat to the safety of the ship make the issue of shaft alignment a critical one for owners, operators and yards. Since using laser alignment equipment for many years,I have become a little rusty in using dial indicators for alignment of pumps etc. By Vincent Daniello. : 1 dial pointer should prefrably be kept on the macine to be moved. Much of the accuracy of the low-tech methods depends on visual judgment alone or in combination with a straight edge and/or length of string. large degree, the most significant challenge of any shaft alignment process is the validity of measurement data. Shaft Alignment Methods October 06, 2018 There are three shaft alignment procedure or methods currently used to calculate the amount of shim changes and horizontal moves required to achieve accurate machine alignment. Latest. For shaft alignment, we typi­cally use dial indicators with 0. Multiple alignment modes are available to address any shaft alignment task: Auto Sweep is the easiest method and recommended for virtually all coupled alignments. The alignment is checked during installation by a taut wire, a sighting telescope or a laser beam. A laser-driven shaft alignment device allows one to adjust alignment with far more speed and accuracy than with traditional methods. 1. Tools used to achieve alignment may be mechanical or optical, like the Laser shaft alignment method, or they are gyroscope based. The brackets that are used with tight-wire alignment kits are an imperative part of the assembly process in a steam turbine because they begin the alignment process before any of the inner components are placed on the turbine's rotary bore. Digital Laser Alignment is a procedure that allows an individual to align a shaft that is attached to a rotating piece of equipment to another piece of rotating equipment, whether that be a coupling, shaft, electric motor, etc. Not the least of these is the difficulty of turning the shafts Dec 09, 2016 · When it comes to laser shaft alignment, data is good but answers are better. One drawback of this method is that the machine will begin to cool as soon as it is shut down, Aug 25, 2016 · When it’s centered, the shaft droop will have been eliminated. Introduction The main propulsion shaft line is the essential part of a modern ship propulsion system, exposed to various conditions throughout the ship’s lifetime. See full list on coalhandlingplants. Identify various types of couplings Shaft Alignment. Another measurement is taken on the face of the coupling to determine shaft angularity. The purpose of shaft alignment is to prevent excessive vibration and the premature failure of machine parts. Sep 01, 2008 · And by measuring the plumb of the shaft at various rotational positions (i. It then relates this information to the computer, allowing very precise recommendations for adjustments. shaft alignment will deliver substantial cost benefits to operating plants. Engine and propeller shaft alignment are among the most critical aspects of propulsion system installation, reliability and maintenance. Depending on the shaft configuration, one of the two available methods can be used. It also has important functions that aid the user in obtaining faster and better results: Up to 4 different measurement methods – makes it possible to perform shaft alignment in any conditions. Oct 30, 2007 · A part alignment accomplishes two main objectives: First, defining the part function-usually depicted on the print via datum-and secondly, establishing the coordinate system or frame of reference for physically measuring the part. Unlike conventional methods, the laser shaft alignment performed can provide faster, easier, and more accurate results. Aug 09, 2017 · shaft alignment- “fair curve alignment method” Date: 9 Aug 2017 Author: meoexampreparation 0 Comments ALL BEARINGS ARE ALIGNED IN STRAIGHT LINE AND LOAD IS DETERMINED ON EACH BEARING. Inspect the coupling for wear prior to alignment. Best of all was that this addition to a Fixturlaser Shaft system cost only a fraction of what other existing methods for making the same type of measurement would cost. Laser shaft alignment is the fastest and most accurate of the options. To study bearing loading, based on bearings offset from the calculated deflection curve of different cases. All our alignment systems allow to perform the alignment with two methods: dial indicator method and radiaxial method. The gyroscope based systems can be operated very time efficient and can also be even used if the shafts have a large distance (e. Aug 31, 2017 · Protected: Main Engine Shaft Alignment – Comprehension (Check conditions/ items/ tolerance/ docking/ undocking/ bearing loads or reactions/ jackup curve understanding) This content is password protected. 3 3 Reviews SKU: AMSAF20CEN Duration: 60 Minutes Whenever two pieces of rotating equipment, such as a pump and a motor, are coupled together, the shafts of the two components must be properly aligned. Jul 26, 2014 · alignment procedure (taking alignment readings) – step no. angular: 5. Shaft projection and offsetting SHAFTING ALIGNMENT CALCULATION AND VALIDATION CRITERIA N. Alignment solutions for all types of cardan shafts With specially designed brackets and new measuring methods, the ROTALIGN® Ultra iS platform allows cardan shafts to be aligned without removing the shaft. ), specific alignment parameters must be established, measured and subsequently corrected in order to achieve the desired final machine alignment. g. b) Define the alignment job using the analyzer. Learn how to track down inboard engine vibrations so they don’t rattle your soul. This Workbook is primarily used as a training guide for people attending shaft alignment training courses and then, hopefully as a field guide for the tradesperson, technician, foreman, and engineer doing machinery alignment in the field. The Steel Grid Coupling, Coupling/Shaft Alignment expands the usefulness of DAC Worldwide training products related to shaft alignment and coupling alignment. Together, these features dramatically cut the alignment time to a minimum. Specification of Alignment Procedures: sequence and method of installation, and gap/sag values if applicable; Measurements. Mr. Laser alignment is the process to make two or more rotating shafts co-linear, or in the same straight line, both vertically and horizontally. To achieve good, repeatable results, pre-alignment steps must be done. More than 50% of machine breakdown is caused by lack of alignment. 2) Shaft Alignment, Part 2 4. Two decades ago, John Piotrowski conferred upon the field an unprecedented tool: the first edition of the Shaft Alignment Handbook. Angularity Is the angle of the shaft centerline of the machine to be moved (MTBM) in relation to the shaft centerline of the Stationary Machine (SM). - Precise geometric theory on various Alignment methods and Procedure - Will enable the learner with the confidnece and knowledge to perform any tough alignment challenge. Shaft Alignment Level 1 This 3 day course provides the basic information and guidelines to implement quality shaft alignment for standard rotating machine systems. bearings, orientation is an important alignment feature. DIY. 5-Step Shaft Alignment Procedure Precision alignment is an essential part of a proactive reliability program. With the help of some mathematics, we can also restrict the total measurement range to 40 degrees full rotation. Sep 18, 2020 · Shaft alignment is likely the most misunderstood facet of rotating installation and maintenance. Based on the research and actual industrial machine evaluations, shaft alignment tolerances are now more commonly based on shaft rpm rather than shaft diameter or coupling bent shaft and replacement for a larger vessel, can cost in excess of $1 million. Comparison / Selection table Reverse Dial Indicator method often requires the machines to be uncoupled to perform alignment. Aug 15, 2020 · Given this, the method of the free-curved alignment (Moon and Jeon, 1981; SNAME, 2007) was introduced as an alternative method, The free-curved alignment refers to a method of arranging the vertical offset of each support bearing in line with a virtual reference line to distribute the shaft load on each bearing evenly within the allowable load shaft alignment and shaft vibration whirling. To align in the horizontal plane, rotate shaft to 9 and 3 o'clock positions and repeat steps 8 to 26. Next, check the shaft-to-bearing alignment at both the front and back ends of the bearing. Install the alignment jig also known as Alignment fixture to shaft B and attach the dial indicator to the jig as illustrated in Fig. Sep 01, 2015 · Shaft Alignment: The Importance of… Categories: CTE, New Videos Added to CTE Skills Library. With a load-on-pad design, Figure 1 the shaft is free to laterally within bearing clearance, and alignment data is difficult to obtain without temporary bearing shims to stabilize the sham With a load-between-pad design, Figure 1 (B), the shaft remains stable during the alignment procedure. When using a rim-face method, one measurement is taken on the rim of the coupling to determine shaft offset. Jul 13, 2016 · Alignment In order to obtain optimum service life from a Cat® engine and its driven equipment, correct alignment between the units is required. 4. 6. The Importance of Shaft Alignment. Stop wherever. 1. There are two methods you can use for this; we call them the “mirror approach” and the “peep-hole”. In my experience, precious few truly understand its importance, and fewer still understand the techniques and processes involved in making adjustments and corrections. Dec 11, 2014 · 33 Alignment methods - Eyesight The straightedge This method of shaft alignment was common practice in many plants, provided a flexible coupling was used, it was considered good enough to eyeball the alignment and bolt the machine down. When asked which alignment methods are employed at a plant, the staff will often proudly display the latest laser alignment technology tool. From the basic alignment methods, students will move on to laser shaft alignment, which covers the installation, operation, and applications of laser shaft alignment in a variety of industrial scenarios. \"Shaft alignment training\",\"pump-motor alignment training\",\"motor a C. When Shaft Alignment Training class: - HANDS ON training on RIM - FACE and REVERSE PERIPHERAL alignment methods using DIAL GAUGES. The pilot bushing is damaged, dents can be seen between the 12:00 and 2:00 o’clock position. 2 The “REVERSE DIAL” method. a) The machines must be ‘rough aligned’ so that the laser beams strike at, or near, their targets during the entire shaft rotation. Pump Shaft Alignment Method And Procedure >>Face and periphery method. To keep standard rotating machines running smoothly, industrial maintenance personnel must stay updated with various alignment tools and methods. You can select between two alignment methods- rim and face or reverse indicator method. 2 Rough Alignment with rudimentary tools. After completing this course, participants should be able to prepare and set up equipment for a reverse dial alignment and for laser-based alignment. Conventional methods for shaft alignment, such as straightedge, thickness gage or dial gage, are very time consuming. Check for coupling & shaft run out. Download Shaft Alignment Handbook Third Edition by John Piotrowski easily in PDF format for free. All of these methods still have their place in industry today especially on some specialty piece of equipment that will only allow for a specific tool due to it's setup. How to do the alignment of different machines. 0 degrees, 90 degrees, 180 degrees, and 270 degrees), personnel can determine shaft run out. ENHANCED SHAFT ALIGNMENT NOTATION To help designers, owners and shipyards proactively address these potential concerns, ABS has published the Guide for Enhanced Shaft Alignment (“ESA Guide”). Basic Shaft Alignment Workbook for industrial rotatin~ n1achincrv Laser alignment. This practical guide provides information and guidelines for the implementation of good shaft alignment of directly coupled rotating equipment including terminology, alignment methods, troubleshooting soft foot, causes of machine breakdown and related case studies Determination of Prescribed Alignment Condition: bearing offsets and reactions, and shaft stress, deflection, shear stress, and relative slope. Prop Shaft Alignment. Extensive hands-on alignment training strengthens understanding of the methods and concepts presented in the course. SHARE: An inadequate alignment of the propeller shaft often results in the late delivery of newbuilds, and costly off-hire due to damage or failure of the stern tube bearing for ships in operation. 1 The dial indicator. The multicoupling shaft alignment measurement mode and live move enable simultaneous ALIGNMENT OF UP TO SIX COUPLINGS IN REAL TIME. alignment The process of reducing the misalignment of two adjacent shafts connected by a coupling so that the center of rotation for each shaft is as near colli near as practical during normal operation. This method is similar to the electro-mechanical method, but some preliminary work must be done before an accurate alignment can be achieved. This 2-day course begins with the fundamental principles behind shaft to shaft alignment and concludes with students conducting a series of alignment exercises using conventional alignment tools. When performed correctly, an alignment can be an essential part of a proactive maintenance plan. That is, with the vessel afloat, particularly if there are any suspicions as to the condition of the sterntube bearing(s). The Mirror Approach involves having a short section of propeller shaft or a plug with a mirror on the end of it. There are many devices available on the market, with different degrees of sophistication and price ranges. All of a sudden i have been asked to witness shaft alignment using dial indicators (FACE and RIM) method. June 8, 2011. Reseller. The ESA Guide looks to establish systematic methods to better address the propulsion shaft Basic / Level 1 - Shaft Alignment Training Course. Fixturlaser's shaft alignment products are available in more than 70 countries. 360training. This two-day course will cover key elements of shaft alignment theory and practice. Readings for vertical alignment are taken at the 6 and 12 o'clock positions and then plotted on graph paper. Shaft Alignment: Reverse Dial and Laser 4. Šestan, V. Why Align Rotating Equipment? II. It will also highlight the recent developments in shaft alignment analytical methods. CEMB shaft alignment tools are the ideal solutions to align industrial machinery and rotating shaft. Improper alignment results in excessive vibration, short life of driven equipment/ compound bearing and coupling clutch parts, and frequent re-alignment. The main objective is to learn best practice for shaft alignment by learning theory, analysis methods and use of the software. Perry Munson’s Tip for Aligning a Prop Shaft. indicator alignment (Piotrowski, 1995), and the two most . Shaft alignment is the process to align two or more shafts with each other to within a tolerated margin. Additionally the multicoupling live trend monitors the dynamic movement of the complete machine train. It has 3D display animations, capacitive touchscreen and wizard guidance make the alignment experience as easy as using a tablet or smartphone. However, traditional strain gauge method was mainly applied to the propulsion 'Shaft Alignment Rim amp Face Method CD Industrial Group Inc May 6th, 2018 - Learn the fundamental principles behind shaft to shaft alignment and then conduct a series of alignment exercises using two methods straight edge alignment and Nov 02, 2006 · Rotating machinery is the heart of many industrial operations, but many engineers and technicians perform shaft alignment by guesswork or with limited knowledge of the tools and methods available to accurately and effectively align their machinery. The ___ alignment method uses two dial indicators to take readings of opposing side of coupling rims, giving two sets of shaft runout readings. Laser shaft alignment: Accuracy = good, Speed = good, Ease of use = good In summary, it's clear that laser alignment systems are quicker and easier to use than dial indicators. Shaft Alignment Calculation Excel Template. EasyTurn is a unique further development of the shaft alignment 9-12-3 method, with the freedom to choose at which clock position (which angle) you start collecting measurement values. Without the right tools and training your technical staff may be just guessing at how much shim they need to make an adjustment. Jan 01, 2004 · To establish a standard method for long marine propulsion shaft alignment. Shaft alignment tool comparison and selection table SKF has developed a range of easy-to-use shaft alignment tools that are suitable for a majority of alignment tasks. shaft alignment methods

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