United States National Museum Bulletin 252
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Assessing Steam Locomotive Dynamics and Running Safety by Computer Simulation
TRANSPORT PROBLEMS 2015 PROBLEMY TRANSPORTU Volume 10 Special Edition steam locomotive; balancing; reciprocating; hammer blow; rolling stock and track interaction Dāvis BUŠS Institute of Transportation, Riga Technical University Indriķa iela 8a, Rīga, LV-1004, Latvia Corresponding author. E-mail: [email protected] ASSESSING STEAM LOCOMOTIVE DYNAMICS AND RUNNING SAFETY BY COMPUTER SIMULATION Summary. Steam locomotives are preserved on heritage railways and also occasionally used on mainline heritage trips, but since they are only partially balanced reciprocating piston engines, damage is made to the railway track by dynamic impact, also known as hammer blow. While causing a faster deterioration to the track on heritage railways, the steam locomotive may also cause deterioration to busy mainline tracks or tracks used by high speed trains. This raises the question whether heritage operations on mainline can be done safely and without influencing the operation of the railways. If the details of the dynamic interaction of the steam locomotive's components are examined with computerised calculations they show differences with the previous theories as the smaller components cannot be disregarded in some vibration modes. A particular narrow gauge steam locomotive Gr-319 was analyzed and it was found, that the locomotive exhibits large dynamic forces on the track, much larger than those given by design data, and the safety of the ride is impaired. Large unbalanced vibrations were found, affecting not only the fatigue resistance of the locomotive, but also influencing the crew and passengers in the train consist. Developed model and simulations were used to check several possible parameter variations of the locomotive, but the problems were found to be in the original design such that no serious improvements can be done in the space available for the running gear and therefore the running speed of the locomotive should be limited to reduce its impact upon the track. -
Subject: Supplement to Upper Engine and Fuel Injector Cleaner Label Models: All GM Vehicles Equipped with a Gasoline Engine
7/11/2018 #PIP4753: Supplement To Upper Engine And Fuel Injector Cleaner Label - (Dec 11, 2009) • 2003 GMC Truck Yukon 4WD • MotoLogic 2003 Yukon 4WD Report a problem with this article Subject: Supplement to Upper Engine and Fuel Injector Cleaner Label All GM Vehicles Models: Equipped with a Gasoline Engine The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Condition/Concern: Some service procedures, service bulletins, or PIs may advise to decarbon the engine with GM Upper Engine and Fuel Injector Cleaner to remove valve deposits but the label that is on the back of the bottle does not include any instructions that explain how to use the cleaner. Recommendation/Instructions: If a service procedure, service bulletin, or PI does not include decarboning instructions and the GM Vehicle Care 3 Step Induction Cleaning Kit (E-957-001) is not available, the guidelines below supplement the label and explain how the cleaner can be used to clean the intake valves: Important: Extreme care must be taken not to hydrolock the engine when inducing the cleaner. If too much cleaner is induced at too low of a RPM, or if you force the engine to stall by inducing too much cleaner at once, the engine may hydrolock and bend a connecting rod(s). 1. In a well-ventillated area with the engine at operating temperature, slowly/carefully induce a bottle of GM Upper Engine and Fuel Injection Cleaner into the engine with RPM off of idle enough to prevent it from stalling (typically around 2,000 RPM or so). -
ANTHRACITE Downloaded from COAL CANALS and the ROOTS of AMERICAN FOSSIL FUEL DEPENDENCE, 1820–1860 Envhis.Oxfordjournals.Org
CHRISTOPHER F. JONES a landscape of energy abundance: ANTHRACITE Downloaded from COAL CANALS AND THE ROOTS OF AMERICAN FOSSIL FUEL DEPENDENCE, 1820–1860 envhis.oxfordjournals.org ABSTRACT Between 1820 and 1860, the construction of a network of coal-carrying canals transformed the society, economy, and environment of the eastern mid- Atlantic. Artificial waterways created a new built environment for the region, an energy landscape in which anthracite coal could be transported cheaply, reliably, at Harvard University Library on October 26, 2010 and in ever-increasing quantities. Flush with fossil fuel energy for the first time, mid-Atlantic residents experimented with new uses of coal in homes, iron forges, steam engines, and factories. Their efforts exceeded practically all expec- tations. Over the course of four decades, shipments of anthracite coal increased exponentially, helping turn a rural and commercial economy into an urban and industrial one. This article examines the development of coal canals in the ante- bellum period to provide new insights into how and why Americans came to adopt fossil fuels, when and where this happened, and the social consequences of these developments. IN THE FIRST DECADES of the nineteenth century, Philadelphians had little use for anthracite coal.1 It was expensive, difficult to light, and considered more trouble than it was worth. When William Turnbull sold a few tons of anthracite to the city’s waterworks in 1806, the coal was tossed into the streets to be used as gravel because it would not ignite.2 In 1820, the delivery © 2010 The Author. Published by Oxford University Press on behalf of the American Society for Environmental History and the Forest History Society. -
Swampʼs Diesel Performance Tips to Help Remove and Install Power
Injectors-Chips-Clutches-Transmissions-Turbos-Engines-Fuel Systems Swampʼs Diesel Performance Competition Parts For Your Diesel 304-A Sand Hill Rd. La Vergne, TN 37086 Tel 615-793-5573 or (866) 595-8724/ Fax 615-793-5572 Email: [email protected] Tips to help remove and install Power Stroke injectors. Removal: After removing the valve covers and the valve cover gaskets, but before removing any injectors, drain the oil rails by removing the drain plugs inside the valve cover. On 94-97 trucks theyʼre just under where the electrical connectors are on the gasket. These plugs are very tight; give them a sharp blow with a hammer and punch to help break them loose, then use a 1/8" Allen wrench. The oil will drain out into the valve train area and from there into the crankcase. Donʼt drop the plugs down the push rod holes! Also remove one of the plugs on top of each oil rail, (beside where the lines from the High Pressure Oil Pump enter) for a vent to allow air to enter so the oil can drain. The plugs are 5/8”. Inspect the plug O-rings and replace if necessary. If the plugs under the covers leak, it will cause a substantial loss of performance. When removing the injectors, oil and fuel from the passages in the cylinder head drains down through the injector bore into the cylinders. If not removed, this can hydro-lock the engine when cranking. There is a ~40cc dish in the center of each piston. Fluid accumulates in it, as well as in the corner on the outside of the piston between the piston top and the cylinder wall, due to the 45* slope of the cylinder bank. -
The Mikado Messenger | Issue No. 66| April 2020 Ian Matthews Sanding the Filler, on the Tender Tank, Before It Is Painted
The Mikado Messenger | Issue No. 66| April 2020 Ian Matthews sanding the filler, on the tender tank, before it is painted - A1SLT Welcome to edition No. 66 of The Mikado Messenger, our monthly eNewsletter which aims to provide a regular progress update on the construction of new Gresley class No. 2007 Prince of Wales. Thanks to our supporters’ continued generosity, over £3.5m has now been donated or pledged – this equates to over 70% of the required £5m. This month see the launch of a brand new club - The Pony (Truck) Club - please see below for more information. Stephenson Engineering Ltd have sent us a fabulous video of the CNC machining programme that will be carried out on the coupling rods - it can be found in the Motion Update section, below. We are following Government guidelines with regards to the coronavirus, and whilst our office-based staff are now working from home, our workshop staff are continuing to work at Darlington Locomotive Works where they are taking all necessary precautions. However, as many of our supporters and volunteers are from vulnerable groups, the Works is currently closed to non-essential staff. In addition, Nene Valley Railway have cancelled all their events until the end of May 2020 so this means we can no longer hold the P2 Roadshow on Saturday 23rd May 2020 and the Supporters’ and Tornado Team day on Sunday 24th May 2020. We are sorry to have to make these changes. We hope you understand that the circumstances are beyond our control and the restrictions are very necessary at this challenging time. -
Lima 2-8-0 “Consolidation”, Developed for TS2013, by Smokebox
Union Pacific 4000 Class 4884-1 "Big Boy" circa 1948-49 Developed by Smokebox TM for Dovetail Games' Train Simulator © Smokebox 2021, all rights reserved Issue 1 Union Pacific 4000 Class 4884-1 "Big Boy" Steam Locomotive Page 2 Contents Introduction ....................................................................................................................................................... 7 32- and 64-bit TS ................................................................................................................................................ 7 Expert or Simple Controls mode, HUD and Automatic Fireman ....................................................................... 7 "All-in-one" .................................................................................................................................................... 7 Standard TS Automatic Fireman .................................................................................................................... 8 F4 HUD ........................................................................................................................................................... 8 High Detail (HD) and Standard Detail (SD) ........................................................................................................ 8 Recommended Settings ..................................................................................................................................... 9 Cab Layout ...................................................................................................................................................... -
Steam Locomotive Firebox Explosion on the Gettysburg Railroad Near Gardners, Pennsylvania
Steam Locomotive Firebox Explosion on the Gettysburg Railroad near Gardners, Pennsylvania Leadership ViTS Meeting 6 September 2005 Bryan O’Connor, Chief Office of Safety and Mission Assurance Accident Timeline Place: Gettysburg Railroad near Gardners, PA Accident Date: June 16, 1995 Gettysburg 1278 @ Gettysburg Oct 1988 The Accident: • Steam locomotive 1278 with six passenger cars had completed two excursions and was preparing for a third and final excursion for the day. • During slow climb up moderate grade, the boiler exploded, seriously burning the engineer and two firemen. • . (2) Events Associated with Proximate Cause • Operators began climb with too little water in boiler • Water-level continued to drop and by the time the locomotive had crested the grade the crownsheet of boiler was not covered by water and failed due to thermal overstress. • Failure of crownsheet opened boiler to the firebox (atmosphere) and the water in boiler flashed into high pressure steam. • Steam exploded through firebox door into the locomotive cab, seriously burning the engineer (third degree burns over 65% of body) and two firemen. (3) Events Associated with Proximate Cause Approx. 175 psi This figure is exaggerated to show low water conditions, in locomotive 1278 the lowest gage cock was 3.25 inches above the highest point of the crownsheet and the water glass was 3.125 inches above the highest point of the crownsheet (4) Contributing Factors • Prior to operation the feed pump gauge had been removed. • Preparing to ascend grade first fireman shut off the feed pump to the boiler because a leaking check valve between the feed-pump and the boiler could potentially cause slippage on driving wheels. -
Comparative Tests of Illinois Central Railroad Locomotives No. 920 and No
Gibson S Lorenz (Comparative Tests of Illinois Centra! Railroad Locomotives No. 920 & No. 940 Rsilwsv A\cchfii?Jc3.] Engineering univrrsity . 'OV 'J LL. LIBRARY + * ^ ^. UNIVERSITY OF ILLINOIS LIBRARY Class Book Volume Ja 09-20M ^ '.V IF * # 4 Digitized by the Internet Archive in 2013 http://archive.org/details/comparativetestsOOgibs COMPARATIVE TESTS OF ILLINOIS CENTRAL RAILROAD LOCOMOTIVES NO. 920 AND NO. 940 BY MILES OTTO GIBSON FREDERICK AYRES LORENZ THESIS FOR THE DEGREE OF BACHELOR OF SCIENCE IN RAILWAY MECHANICAL ENGINEERING IN THE COLLEGE OF ENGINEERING OF THE UNIVERSITY OF ILLINOIS Presented June, 1909 r!6 UNIVERSITY OF ILLINOIS June 1, 190 9 THIS IS TO CERTIFY THAT THE THESIS PREPARED UNDER MY SUPERVISION BY MILES OTTO GIBSON and FREDERICK AYRES LORENZ ENTITLED COMPARATIVE TESTS OP ILLINOIS CENTRAL RAILROAD LOCOMO- TIVES No. 920 AND No. 940 IS APPROVED BY ME AS FULFILLING THIS PART OF THE REQUIREMENTS FOR THE degree of Bachelor of Science in Railway Mechanical Engineering iWstructor/n Charge. APPROVED: head of department of Railway Engineering 1 45239 i I iLnlih UJb UiJ THiU T 5 , Page I • Introduction 1 II • Object l T T T III • Description of the Locomotives, Engine and Boiler Lata 1 1. Table I. General Dimensions 4 2. Table II. Cylinder " 5 3. Table III. Boiler " G Description of Allfree-Eubbell Valve and Cylinders 7 I V . Preparation. 1. Front end 14T A 2. Reducing apparatus 1 1 3. Bells 141 A 4. Cab arrangements 1 A 5. Water measurements T A 6. Dynamometer oar 14 7. Revolution counters 1 / 8. Observers 1 I T ft . -
Union Pacific No. 119
Union Pacific No. 119 Operating Manual Developed by Smokebox for Dovetail Games' Train Simulator 2018TM © Smokebox 2018, all rights reserved Issue 1 Train Simulator - Union Pacific No. 119 - Operating Manual Page 2 Contents Introduction....................................................................................................................................................... 4 Locomotive Technical Specifications................................................................................................................. 4 Positions of the Controls and Gauges in the Cab .............................................................................................. 5 Key Assignments................................................................................................................................................ 9 Animations....................................................................................................................................................... 12 Lights................................................................................................................................................................ 13 Sanding ............................................................................................................................................................ 13 Particle Effects................................................................................................................................................. 14 Other Special Effects ...................................................................................................................................... -
Module BESTT MS1
Module BESTT MS1 Marine Steam Boiler Types, Construction and Maintenance. Aim This unit introduces learners to the wide variety of fuels which may be encountered in steam launches and small steam ships operating on inland waterways or sheltered coastal waters. The range of types of boilers is explained. In each case, the benefits of each fuel type or boiler type are explored. The reasons for caution when conducting external work on old boilers are explained. INTRODUCTION Boiler types considered Horizontal Fire Tube boilers (including locomotive type) Vertical Fire Tube boilers Horizontal Drum Water Tube boilers Vertical Drum Water Tube boilers Single coil (or Flash) boilers Construction, design and general arrangements Heat transfer Cleaning Considerations for boiler choice and design Options for materials and insulations Boiler cladding materials The sheer variety of boiler types used in marine applications is wider than anything we will encounter for railway locomotives or in road steam applications. Although fire tube boilers from earliest days have been the norm for railway locomotives, water tube boilers could also very occasionally be found in locomotives. The well-known Sentinel shunters had water tube boilers a little bigger but otherwise similar to the company’s steam wagon boilers, and Sir Nigel Gresley on the LNER experimented with a ‘Yarrow’ type boiler but dropped the idea and fitted Britain’s only 4-6-4 express engine with a traditional loco boiler. For shipping, various forms of the classic marine multi-furnace fire tube ‘Scotch’ boiler was a norm to the last, and vertical fire tube types were a standard for small steam launches, but alongside these a huge range of highly efficient water tube types was under constant development resulting in many different configurations. -
RED RAVEN, the LINKED-BOGIE PROTOTYPE Ara Mekhtarian, Joseph Horvath, C.T. Lin Department of Mechanical Engineering, California
RED RAVEN, THE LINKED-BOGIE PROTOTYPE Ara Mekhtarian, Joseph Horvath, C.T. Lin Department of Mechanical Engineering, California State University, Northridge California, USA Abstract RedRAVEN is a pioneered autonomous robot utilizing the innovative Linked-Bogie dynamic frame, which minimizes platform tilt and movement, and improves traction while maintaining all the vehicle’s wheels in contact with uneven surfaces at all times. Its unique platform design makes the robot extremely maneuverable since it allows the vehicle’s horizontal center of gravity to line up with the center of its differential-drive axle. Where conventional differential-drive vehicles use one or more caster wheels either in front or in the rear of the driving axle to balance the vehicle’s platform, the Linked-Bogie design utilizes caster wheels both in the front and in the rear of the driving axle. Without using any springs or shock absorbers, the dynamic frame allows for compensation of uneven surfaces by allowing each wheel to move independently. The compact and lightweight ground vehicle also features a driving-wheel neutralizing mechanism, a rigid aluminum frame, and a translucent polycarbonate weatherproofing shell. INTRODUCTION 1. Horizontal Center of Gravity Red RAVEN, the grand award (HCG) winner of the 2011 Intelligent Ground Vehicle (IGV) Competition, is mechanically Unless a differential drive vehicle designed to navigate through an autonomous can balance the weight of its platform on the course fast and efficiently. The Cal State two driving wheels similar to a Segway, an Northridge IGV Team designed the vehicle additional and floating or caster wheel is with the innovative Linked-Bogie dynamic required to support the platform weight. -
88 Series 2 Boiler Manual
88 Water & steam boilers – Series 2 for use with Gas, Light Oil, & Gas/Light Oil – Fired Burners Boiler Manual • Installation • Maintenance • Startup • Parts For additional information, refer to . Burner specifi cation and data sheets for burners pre-tested with model 88 boilers This manual must only be used by a qualifi ed INSTALLER Consider piping and installation when determining heating installer/service technician. Read all boiler location. instructions before installing. Follow all in- Any claims for damage or shortage in shipment must be structions in proper order. Failure to comply fi led immediately against the transportation company could result in severe personal injury, death by the consignee. or substantial property damage. USER . This manual is for use only by your qualifi ed heating When calling or writing about the boiler— installer/service technician. Boiler and burner must be Please have the boiler model number from the installed by a qualifi ed service technician. We recom- boiler rating label and the CP number from mend regular service by a qualifi ed service technician, the boiler jacket. at least annually. Part No. 550-100-068/1018 Weil-McLain 88 Water and steam boilers — Series 2 — for Gas, Light Oil, & Gas/Light Oil-Fired Burners Read before proceeding Hazard Definitions The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels, or to important information concern- ing the life of the product. Indicates presence of hazards that will cause severe personal injury, death or substantial property damage if ignored. Indicates presence of hazards that can cause severe personal injury, death or substantial property damage if ignored.