Es44ac Tractive Effort

2554 (GE designation ES44AC-H) is the third unit on a westbound stack train on the Sunset Route near Gila Bend, AZ on 9/12/2019. The GE ES44ac generates 183,000lbs of tractive effort at start up and have a continuous tractive effort of 166,000lbs. GE actively markets the combination of added weight and HTE (high tractive effort) adhesion-management software; and the Iowa Interstate 500-series ES44ACs and the NS 8000-series ES44ACs are all "heavy" units configured with HTE. ABS Body with Die Cast chassis for Maximum Tractive Effort (2) Operating Micro-Trains #1015 or Compatible Couplers Separately Applied Handrails, Ladders, Whistle, and Brass Bell Will Operate on Code 55, 70, 83 & 100 Rail Recommended Minimum Radius: 9. AC power is used for heavy coal hauling and hotshot intermodal traffic because AC traction motors offer higher starting tractive effort with the same horsepower. (this also applies for the CSX ES44AC's and ES44AH's). The GE U17C diesel-electric locomotive was introduced by GE Transportation as an export model roadswitcher in 1973. The J produced Tractive Effort numbers at 79,899 and Santa Fee 2900, 3765 and 3766 produced 79,968 numbers of traffic effort. The board administrator may also grant additional permissions to registered users. The items analyzed are: starting tractive effort, adherent weight, adhesion, power required and power supply, coupling, multiple traction, brake system, interoperability, comfort and safety of the driver, signalling, noise, emissions and energy efficiency among others. CSX has some 200 units on or coming onto its roster, while Iowa Interstate ordered 14 units. "CTE" mode turns a C44AC into the equivalent of a Dash-9 in terms of maximum tractive effort, limiting it to 110,000 pounds maximum. John, CSX's heavy GE ES44AC locomotives, which CSX calls ES44AH, are rated at 200k lbs of Tractive Effort, that converts to 890 kN. Broadway Limited Imports has produced the finest HO scale model of this locomotive on the market today. This software package is now standard on their ES44ACs as well. Initially, Norfolk Southern planned for 18 heritage locomotives, which included eight GE ES44AC units to be numbered as NS 8098-8105. ES44AH (C45AH) The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. Individual axle control with tractive effort up to 110 KN per axle Ergonomically designed cab with low noise, efficiently organized, air conditioning and easy to read gauges Dynamic braking to. The "H" in ES44AHstands for "high", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. It is powered by a single Caterpillar C9 I6 engine developing 300 horsepower (224 kW), which is also connected to a large battery bank where both sources combine for a total. Computerized Tractive Effort, a feature installed on the Union Pacific Railroad’s GE AC4400CW and ES44AC diesel locomotives Conditional tail expectation , a valuation of risk management and insurance liability. What does A for effort expression mean? Definitions by the largest Idiom Dictionary. CSX has some 200 units on or coming onto its roster, while Iowa Interstate ordered 14 units. With a speed of 50 km/h (= 31 mph = 13. Drawbar Horsepower: horsepower available to haul. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. At lower speeds, when tractive effort is dependent on weight/adhesion, the ES44AC would have a 50% advantage over the ES44C4. Max tractive effort is effected by the weight of the locomotive, number of powered wheels and gearing, not just its power. Hence, due to the increasing popularity with said model, BNSF decided to replace their order of subsequent ES44AC's in favor of the newer, more reliable (in terms of weight distribution, tractive effort, and axle loading over the original model) and advanced ES44C4. [1] The first demonstration unit was released in August 2011 from NRE's Mount Vernon shops in Southern Illinois. ES44AC ballasted to 420,000+ lbs for added tractive effort, custom-built for CSX Transportation. The GE C39-8 is a 6-axle diesel-electric locomotive model built by GE Transportation Systems between 1984 and 1987. It is powered by a single Caterpillar C9 I6 engine developing 300 horsepower (224 kW), which is also connected to a large battery bank where both sources combine for a total. Options: Steerable Trucks, Controlled Traction Effort--Reference Sources: TRAINS Special Issue Locomotives, November 2006 TRAIN, September 1999 Diesel Locomotives, by Greg McDonnell Model Railroader, November 2004 GE Transportation Group, 2007 Archives. It is similar to the Dash 9-44CW, but features AC traction motors instead of DC, with a separate inverter per motor. AC power is used for heavy coal hauling and hotshot intermodal traffic because AC traction motors offer higher starting tractive effort with the same horsepower. tractive effort was 61,875 pounds. a pair of rather tired looking santa fe units w/b on the old big four. The speed at which both forces are equal is the maximum speed the train can get to on a flat piece of track. The ES44AC (Evolution Series, 4400 HP, AC traction) replaces the former AC4400CW model in GE's range. General Electric ES44DC; Data Sheet Information Compiled by: JEAN-DENIS BACHAND: New: 27 October 2007: Drawing by: Jean-Denis Bachand-Engine Builder: General Electric: Engine: GEVO-12 (4-cycle) Bore & Stroke: 250mm X 320mm : RPM (Maximum / Minimum) 1050 / 450: Main Generator: GE - GMG196A: Horsepower: 4400: Gear Ratio: 83:20: Speed: 70 mph: 6-Wheel Hi-AD. Overall dimensions for the Dash 8-40CM are 70 ft 8 in (21. British Columbia-based Tractive Power has a unique solution: a compact (27-foot, 10-inch), robust, three-axle, diesel-electric switcher constructed using a single EMD HT-C truck, three D77 traction motors, and half the frame of an EMD SD40-2. That is why some locomotives that are less powerful than another class, still have a max higher tractive effort. The last Big Boy was retired from revenue service in 1959, and UP’s cream of the crop diesel road unit at the time was the EMD GP9. Braking effort is rated at 106,000 lbf (470 kN). The GE ES44AC is still in use today serving the entire nation through a variety of hauling tasks including traffic resulting from the Ethanol mandate. Tractive Effort (starting): 183,000 lb (@ 35%) Tonnage Rating: 4,400 (44x 100-ton cars) Top Speed: 70 MPH; Model Manufacturer: Fox Valley Models. It is similar to the Dash 9-44CW, but features AC traction motors instead of DC, with a separate inverter per motor. CSX has some 200 units on or coming onto its roster, while Iowa Interstate ordered 14 units. These include versions with direct current traction motors (ES44DC), a “heavy version” designed for higher low-speed tractive effort (ES44AH), and a version with two traction motors per truck instead of three (ES44C4). With a speed of 50 km/h (= 31 mph = 13. The GE ES44AC, ES44C4 and ES44DC / ES40DC locomotives offer their customers a consept rarely seen before. 9 Traction diagram After the calculation of Tractive effort required and Tractive effort available are done and tabulated, the last. The NRE Genset was introduced in 2006 to reduce emissions and fuel consumption on road-switcher type locomotives. 4-6-6-4 Challenger DCC/Sound Union Pacific #3985 Excursion Locomotive w/Oil Tender, Black & Graphite - Paragon 3 & Rolling Thunder DCC/Sound Equipped, Die Cast Body with Heavy Die Cast chassis for Maximum Tractive Effort, Die Cast Tender, Operating Metal Coupler, Separately Applied Handrails, Ladders, Whistle, and Brass Bell, Operating Cab Roof Vents, Traction tire equipped, Synchronized. rr: at&sf 538 11/20/99 type: ge b40-8w berea, oh. CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. At lower speeds, when tractive effort is dependent on weight/adhesion, the ES44AC would have a 50% advantage over the ES44C4. Muito mais do que documentos. American Z Line 62404-1 Ferromex ES44AC Loco. [1] The first demonstration unit was released in August 2011 from NRE's Mount Vernon shops in Southern Illinois. transition is the term applied to the change of the traction motor electrical connections, so that desired tractive effort can be obtained within the voltage and current limits of the main generator. Hence, due to the increasing popularity with said model, BNSF decided to replace their order of subsequent ES44AC's in favor of the newer, more reliable (in terms of weight distribution, tractive effort, and axle loading over the original model) and advanced ES44C4. there's a coal train on my layout with 80 really heavy huberts coal cars. That is for a single locomotive. CSX began receiving an order of 200 ES44ACs (referred to by CSX as the ES44AH) in December 2007. This software package is now standard on their ES44ACs as well. Descubra tudo o que o Scribd tem a oferecer, incluindo livros e audiolivros de grandes editoras. Another ES44C4 feature that may help in this kind of situation is the ability of each of its traction motors to produce a maximum of 36,000 pounds of tractive effort, rail conditions permitting, as opposed to the 30,000-pound maximum that each motor on a standard ES44AC can produce. Probably. Norfolk Southern purchased 24 units, receiving the first of its allotment in 2008. CSX, which classifies its standard AC4400CW units as CW44ACs, has select units, ballasted to 432,000 pounds and equipped with special adhesion software and other features, designated as CW44AHs. These are CSX's High Tractive Effort units these units are capable of producing up to 36,000lbs of tractive effort per axle under certain conditions. ABS Body with Die Cast chassis for Maximum Tractive Effort (2) Operating Micro-Trains #1015 or Compatible Couplers Separately Applied Handrails, Ladders, Whistle, and Brass Bell Will Operate on Code 55, 70, 83 & 100 Rail Recommended Minimum Radius: 9. EPA 's Tier 2 locomotive emissions standards that took effect in 2005. com Most RRs have a computer limitation on the AC44 and ES44AC to limit starting tractive effort to 180,000 pounds (some may be lower). , and the radius of the wheel (1/2 the diameter). C 45 ACCTE FROM UNION PACIFIC. RailPictures. Must be a massive battery to run traction motors. Offering crews more. Models Currently, six different Evolution Series models have been produced for the North American market. "In order to be classified as an "AH", a locomotive has to have not only an increased (currently to 432,000 pounds) nominal weight, but also (1) steerable trucks, (2) TM3 adhesion control software, (3) software that extends to 36,000 pounds (from 30,000 pounds) the maximum amount of tractive effort that each traction motor is permitted to. Gang Antriebskraft-25-20-15-10-5 10 20 30 40 50 Gesamtwiderstand 1. CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. Product Information: ABS Body with Die Cast chassis for Maximum Tractive Effort, (2) Operating MicroTrains #1015 or Compatible Couplers, Separately Applied Handrails, Ladders, Whistle, and Brass Bell, Will Operate on Code 55, 70, 83 & 100 Rail and Recommended Minimum Radius: 9. GE ES44C4 of BNSF : BNSF ES44C4s first were delivered as a 40 locomotive trial batch locomotives in 2010. Obviously a great success due to fewer mowing parts, less parts to be kept in storage and less need for maintenance this new AC model has now gained a lot of ground. Initially, Norfolk Southern planned for 18 heritage locomotives, which included eight GE ES44AC units to be numbered as NS 8098-8105. The GE ES44AC is still in use today serving the entire nation through a variety of hauling tasks including traffic resulting from the Ethanol mandate. But AC4400 have more tractive effort from start (30 % stronger) but in higher speed so they are equally strong. This is done for several reasons, it saves wear and abuse on the machinery, it is more comfortable on the crew, it is more reliable on different track conditions. Today they are rostered by nearly every North American Class 1 railroad. This rethinking of locomotive design allows the N-ViroMotive to apply a new configuration to standard rail purposes for superior. The Ability to Overcome Resistance-Starting, Grade, Wind, Curve, Rolling. ) due to having thick metal plating underneath the frame (reminiscent of CSX's "Phase 2" SD70MAC units), with the addition of having a radial truck or bogey model/style meant to give an additional amount of wheel adhesion, tractive effort. With all the GE releases coming up are the ES44AC and AC4400 steerable trucks a match or is there a noticeable difference? dave t. Braking effort is rated at 106,000 lbf (470 kN). Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. califronia state railroad museum. Modern day diesel electrics have greater tractive effort than the UP 4000 class. CSX began receiving an order of 200 ES44ACs (referred to by CSX as the ES44AH) in December 2007. Thus, making their exclusive ES44AC variant known as the "ES44AH" (the "H" meaning, "heavy", "high", or "High Tractive Effort"), which is considerably heavier compared to other units of the latter (weighed at 432,000 lbs. 2554 (GE designation ES44AC-H) is the third unit on a westbound stack train on the Sunset Route near Gila Bend, AZ on 9/12/2019. The last Big Boy was retired from revenue service in 1959, and UP’s cream of the crop diesel road unit at the time was the EMD GP9. The N-ViroMotive is the first design innovation over the single engine prime mover, which was developed in the 1950s. tractive effort was 61,875 pounds. Check out our upcoming products page soon for more info! Expected January of 2010. As for the locomotives in the lead photo, CP SD40 5514 was built by GMD London in 1966. Otter Valley Railroad Model Trains - Aylmer, Ontario Canada:: HO Scale Rapido Trains 124054 HO Scale Pullman-Standard Lightweight Diner Southern Pacific #10202 Pre Order HO Scale Pullman-Standard Lightweight Diner Pre Order. "CTE" mode turns a C45AC into the equivalent of an ES44DC in terms of maximum tractive effort, limiting it top 110,000 pounds maximum. Modern day diesel electrics have greater tractive effort than the UP 4000 class. With all the GE releases coming up are the ES44AC and AC4400 steerable trucks a match or is there a noticeable difference? dave t. Registering takes only a few moments but gives you increased capabilities. I think this is due to lack of tractive effort (wheel slip) more than motor performance. On the F7, this is 56,500lbs. Union Pacific ordered many of their AC4400CW's with Computerized Tractive Effort software, giving them the designation of AC4400CW-CTE. These are some of the images that we found within the public domain for your "Ge Es44ac Drawings. The SD40-2 might be the engineer's engine, but GEVOs can really dig in and pull, once they load up, and unless they're throwing some errant diagnostic and unload themselves. It is similar to the Dash 9-44CW, but features AC traction motors instead of DC, with a separate inverter per motor. Net Photo: UP 8173 Union Pacific GE ES44AC at Oxman, Oregon by Indecline See more Union Pacific Train Union Pacific Railroad Commuter Train Rail Train Railroad Pictures Train Table Diesel Engine Steam Locomotive Salt Lake City. The Evolution Series 4400HP DC Traction locomotive is part of GE Transportation Systems line of diesel locomotives that were built to meet the EPAs 2005 Tier 2 locomotive emissions standards. What does A for effort expression mean? Definitions by the largest Idiom Dictionary. CNET Road Trip 2014 got a chance to see how they're built. The GE U17C diesel-electric locomotive was introduced by GE Transportation as an export model roadswitcher in 1973. Another ES44C4 feature that may help in this kind of situation is the ability of each of its traction motors to produce a maximum of 36,000 pounds of tractive effort, rail conditions permitting, as opposed to the 30,000-pound maximum that each motor on a standard ES44AC can produce. rr: at&sf 538 11/20/99 type: ge b40-8w berea, oh. 67 m) in height and 10 ft 2 in (3. com Rear LightABS Body with Die Cast chassis for Maximum Tractive Effort(2) Operating. Obviously a great success due to fewer mowing parts, less parts to be kept in storage and less need for maintenance this new AC model has now gained a lot of ground. Its continuous tractive effort rating was 20% higher (e. The board administrator may also grant additional permissions to registered users. So TS2015 came out today, along with a few other DLC goodies: Stay tuned for more action in the very near future. doc), PDF File (. With a loco the added weight is what you want for added tractive effort. There are GP40-2 and SD40-2. EPA 's Tier 2 locomotive emissions standards that took effect in 2005. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. On the F7, this is 56,500lbs. Norfolk Southern purchased 24 units, receiving the first of its allotment in 2008. com Most RRs have a computer limitation on the AC44 and ES44AC to limit starting tractive effort to 180,000 pounds (some may be lower). Check out our upcoming products page soon for more info! Expected January of 2010. With all the GE releases coming up are the ES44AC and AC4400 steerable trucks a match or is there a noticeable difference? dave t. The Evolution Series 4400HP DC Traction locomotive is part of GE Transportation Systems line of diesel locomotives that were built to meet the EPAs 2005 Tier 2 locomotive emissions standards. Tractive Effort. As an ES44AC (referred to as an ES44AH by CSX), CSXT 833 weighs in at 432,000 pounds (196,000 kilograms) and produces up to 4,400 horsepower (3,280 kilowatts); these weight and power numbers yield. Arriving in that year, the "Streamliners", EL-2B locomotives started polishing the tracks situated in the Electrified Zone. A for effort phrase. Horse Power (mainly 1,500 to 5,000 hp) Rate of Doing Work. Later Tier 3 models are rated at 4,500 horsepower (3,400 kW). The SD80MAC is a 5,000 horsepower (3. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. 08 m) — it was powered by the 8-cylinder FDL-8T engine. Union Pacific ordered many of their AC4400CW's with Computerized Tractive Effort software, giving them the designation of AC4400CW-CTE. org 41 | Page 45. With a speed of 50 km/h (= 31 mph = 13. I've modified both the ES44AC and the SD70ACe seen in this video to exhibit proper physics (weight, tractive effort, braking effort, fuel capacity and consumption rates). CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. It is similar to the Dash 9-44CW, but features AC traction motors instead of DC, with a separate inverter per motor. FERRMED FREIGHT LOCOMOTIVE CONCEPT by FERRMED FREIGHT BCN Rail, 1 Diciembre2011 Antonio Valiente – ALSTOM Transport Mar Rivas – VOSSLOH Rail Vehicles Objective of FERRMED Freight Locomotive Concept Study The items analyzed are: • interoperability, signalling • starting tractive effort, • adherent weight and adhesion,. org 41 | Page 45. CSX has some 200 units on or coming onto its roster, while Iowa Interstate ordered 14 units. ES44AH (C45AH) The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. That is why some locomotives that are less powerful than another class, still have a max higher tractive effort. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. CSX began receiving an order of 200 ES44ACs (referred to by CSX as the ES44AH) in December 2007. As locomotive weight and friction coefficient determine tractive effort and horsepower determines speed I do understand the tonnage rating and the tonnage or tractive effort rating per powered axle. The Evolution Series 4400HP DC Traction locomotive is part of GE Transportation Systems line of diesel locomotives that were built to meet the EPAs 2005 Tier 2 locomotive emissions standards. rr: at&sf 538 11/20/99 type: ge b40-8w berea, oh. The ES44AC (Evolution Series, 4400 HP, AC traction) replaces the AC4400CW model in GE's range. Tractive effort and Resistance to motion Tractive effort Resistance to motion I have extended the speed range on the graph to show the point where the resistance to motion gets larger than the tractive effort. So TS2015 came out today, along with a few other DLC goodies: Stay tuned for more action in the very near future. Union Pacific ordered many of their AC4400CW's with Computerized Tractive Effort software, giving them the designation of AC4400CW-CTE. This software package is now standard on their ES44ACs as well. The GE AC4400CW is a 4,400 horsepower (3,300 kW) diesel-electric locomotive that was built by GE Transportation Systems between 1993 and 2004. a pair of rather tired looking santa fe units w/b on the old big four. [1] It offers Tier III emissions compliance. To do this we will use the maximum tractive effort calculated in equation 9 which was 100 lbs. Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. For slopes, you will need an additional 100 Newton per percent of steepness. 9 Traction diagram After the calculation of Tractive effort required and Tractive effort available are done and tabulated, the last. With a loco the added weight is what you want for added tractive effort. The ES44AC (Evolution Series, 4400 HP, AC traction) replaces the AC4400CW model in GE's range. The GE U17C diesel-electric locomotive was introduced by GE Transportation as an export model roadswitcher in 1973. Both have 3000 hp but different tractive efforts. Tractive effort 126,000 pounds-force (560,000 N ) The NRE 2GS36C-DE is a low-emissions six-axle diesel-electric road switcher locomotive built by National Railway Equipment Company. iosrjournals. only 60 wide nosed four axled ge locomotive made it to regular production. General Electric ES44DC; Data Sheet Information Compiled by: JEAN-DENIS BACHAND: New: 27 October 2007: Drawing by: Jean-Denis Bachand-Engine Builder: General Electric: Engine: GEVO-12 (4-cycle) Bore & Stroke: 250mm X 320mm : RPM (Maximum / Minimum) 1050 / 450: Main Generator: GE - GMG196A: Horsepower: 4400: Gear Ratio: 83:20: Speed: 70 mph: 6-Wheel Hi-AD. The last step is to calculate the axle torque required to generate this tractive effort. Each locomotive weighs 432,000 pounds and provides a starting tractive effort of 183,000 pounds. 7 MW) C-C diesel-electric locomotive. The "H" in ES44AHstands for "high", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. tractive effort. 08 m) — it was powered by the 8-cylinder FDL-8T engine. The GE ES44AC is still in use today serving the entire nation through a variety of hauling tasks including traffic resulting from the Ethanol mandate. It has a starting tractive force of 126,000 pounds-force (560,000 N), an adhesion rate of 30%, and a minimum continuous speed of 13. This rethinking of locomotive design allows the N-ViroMotive to apply a new configuration to standard rail purposes for superior. Descubra tudo o que o Scribd tem a oferecer, incluindo livros e audiolivros de grandes editoras. As locomotive weight and friction coefficient determine tractive effort and horsepower determines speed I do understand the tonnage rating and the tonnage or tractive effort rating per powered axle. pdf), Text File (. Jan 7, 2019- (ET44AH). Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. Although some weight transfer is accomplished, the starting tractive effort is a lot less than an ES44AC, and the continuous tractive effort is no more than a Dash 8. Higher speed means lower tractive effort. Tractive effort and Resistance to motion Tractive effort Resistance to motion I have extended the speed range on the graph to show the point where the resistance to motion gets larger than the tractive effort. So TS2015 came out today, along with a few other DLC goodies: Stay tuned for more action in the very near future. 9 miles per hour (22. ) A total of 2,366 cab-equipped lead A units and 1,483 cabless-booster or B units were built. Since we have a formula for calculating train weight based on horsepower, we can sort of calculate the rolling resistance for a boxcar given that a ES44AC generates 4000 horsepower and can move approximately 25 100 ton freight cars: as given here, a ES44AC has 183,000 pounds of starting tractive effort (starting from rest, so considering static. doc), PDF File (. What does A for effort expression mean? Definitions by the largest Idiom Dictionary. CSX began receiving an order of 200 ES44ACs (referred to by CSX as the ES44AH) in December 2007. Broadway Limited. American Z Line 62404-1 Ferromex ES44AC Loco. As of 2005, every Class I railroad with the exception of Norfolk Southern and the Canadian National Railway , owns at least one AC4400CW. - ESU DCC Sound. But AC4400 have more tractive effort from start (30 % stronger) but in higher speed so they are equally strong. This is done for several reasons, it saves wear and abuse on the machinery, it is more comfortable on the crew, it is more reliable on different track conditions. Tractive effort 80,000 lb (36,287. [1] The first demonstration unit was released in August 2011 from NRE's Mount Vernon shops in Southern Illinois. com Most RRs have a computer limitation on the AC44 and ES44AC to limit starting tractive effort to 180,000 pounds (some may be lower). Just out of idle curiosity that GE AC6000CW has a starting tractive effort at 188000 lbs while weighing at 423000 lbs, ES44AC has TE of 183000 lbs weighing at 432000 lbs, SD90MAC-H has TE of 200000 lbs weighing at only 415000 lbs. The NRE Genset was introduced in 2006 to reduce emissions and fuel consumption on road-switcher type locomotives. [8] Although mechanically similar to earlier SD70 units, the SD70ACe rides on a new underframe and uses mostly new sheet metal above the frame. Synonyms for tractive in Free Thesaurus. Jun 24, 2019- 2001 525 Cat Front End Loader Railcar Mover Full time railcar mover GVW 50,000 lbs 45,000 lbs tractive effort 3304 Cat power shift Friction drive hi-rail Train air brake system 2 couplers Price: Just Reduced to $75,000 Location: TX SOLD. "CTE" mode turns a C45AC into the equivalent of an ES44DC in terms of maximum tractive effort, limiting it top 110,000 pounds maximum. mr aug 1966 54 caboose types and published plan index mr oct 1966 30 rayonier logging caboose mr sep 1969 51 wedge snow plow mr jul 1973 38 kitbash caboose mr aug 1980 58 non-revenue equipment mr jan 1981 122 rotary plow & powering method mr jul 1985 94 handcar mr apr 1988 65 build a bn fuel tender (diesel). Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. This rethinking of locomotive design allows the N-ViroMotive to apply a new configuration to standard rail purposes for superior. Tractive Force = Weight of Drivers x Coefficient of Adhesion. 40,000 lb (18,000 kg) for an F7 with 65 mph (105 km/h) gearing, compared to 32,500 lb (14,700 kg) for an F3 with the same gearing. Since we have a formula for calculating train weight based on horsepower, we can sort of calculate the rolling resistance for a boxcar given that a ES44AC generates 4000 horsepower and can move approximately 25 100 ton freight cars: as given here, a ES44AC has 183,000 pounds of starting tractive effort (starting from rest, so considering static. "In order to be classified as an "AH", a locomotive has to have not only an increased (currently to 432,000 pounds) nominal weight, but also (1) steerable trucks, (2) TM3 adhesion control software, (3) software that extends to 36,000 pounds (from 30,000 pounds) the maximum amount of tractive effort that each traction motor is permitted to. I’m going to answer this question through the lens of the time. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. Otter Valley Railroad Model Trains - Aylmer, Ontario Canada:: HO Scale Rapido Trains 124054 HO Scale Pullman-Standard Lightweight Diner Southern Pacific #10202 Pre Order HO Scale Pullman-Standard Lightweight Diner Pre Order. [8] Although mechanically similar to earlier SD70 units, the SD70ACe rides on a new underframe and uses mostly new sheet metal above the frame. The model uses a 20-cylinder version of EMD's 710G prime mover, and is the first diesel locomotive to use a 20-cylinder engine since EMD's SD45 and SD45-2. class 66 vs 90. AC power is used for heavy coal hauling and hotshot intermodal traffic because AC traction motors offer higher starting tractive effort with the same horsepower. The model uses a 20-cylinder version of EMD's 710G prime mover, and is the first diesel locomotive to use a 20-cylinder engine since EMD's SD45 and SD45-2. only 60 wide nosed four axled ge locomotive made it to regular production. Building on the success of the GP38 introduced in 1966, the Dash-2 model looked almost identical on the outside but incorporated a host of internal upgrades that lowered exhaust emissions and improved reliability, ease of maintenance, and tractive effort. this train is easily pulled by two kato es44ac. Over 170 have been built to date. As of 2005, every Class I railroad with the exception of Norfolk Southern and the Canadian National Railway , owns at least one AC4400CW. [1] The first demonstration unit was released in August 2011 from NRE's Mount Vernon shops in Southern Illinois. Conrail was the first railroad to receive the SD80MAC in early 1996. - ESU DCC Sound. The model uses a 20-cylinder version of EMD's 710G prime mover, and is the first diesel locomotive to use a 20-cylinder engine since EMD's SD45 and SD45-2. The J produced Tractive Effort numbers at 79,899 and Santa Fee 2900, 3765 and 3766 produced 79,968 numbers of traffic effort. pdf), Text File (. I've modified both the ES44AC and the SD70ACe seen in this video to exhibit proper physics (weight, tractive effort, braking effort, fuel capacity and consumption rates). Both have 3000 hp but different tractive efforts. So TS2015 came out today, along with a few other DLC goodies: Stay tuned for more action in the very near future. The "H" in ES44AH stands for "high", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. Later Tier 3 models are rated at 4,500 horsepower (3,400 kW). CSX began receiving an order of 200 ES44ACs (referred to by CSX as the ES44AH) in December 2007. Hp/tt I have comprehension issues. There are many advantages to AC traction motors in locomotives, which is why that is the majority of new locomotives coming out are AC powered. That is for a single locomotive. These are CSX's High Tractive Effort units these units are capable of producing up to 36,000lbs of tractive effort per axle under certain conditions. Union Pacific ordered many of their AC4400CWs with Computerized Tractive Effort software, giving them the designation of AC4400CW-CTE. com Most RRs have a computer limitation on the AC44 and ES44AC to limit starting tractive effort to 180,000 pounds (some may be lower). AC traction for locomotives is a major improvement over the old DC systems. It has a starting tractive force of 126,000 pounds-force (560,000 N), an adhesion rate of 30%, and a minimum continuous speed of 13. How is accounted for this. The Evolution Series, mainly the ES44DC, ES44AC, and ET44AC, are some of the best-selling and most successful freight locomotives in United States history, far surpassing EMD's output. The Dash 8-40CM has a maximum tractive effort of 108,600 lbf (483,000 N) at 11 mph (18 km/h) with the 83:20 gearing. The standard ES44AC (which CSX labels ES44ACHs due to their high tractive effort) sold nearly has sold 3,739 examples. they both have sanded wheels. At the present time, mainline American railroads generally maintain dual fleets of locomotives. Model Railroad Forums. Locomotivas Belo Horizonte - MG 2011 Pontifcia Universidade Catlica de Minas Gerais IEC - Instituto de Educao Continuada Mecnica de Locomotivas Elaborado por: Jos Luiz Borba Coordenadores do Programa: Jos Heleno Ferracioli Nunes Paulo C. Figure 15: The same kind of frame with a pocket milled in the fuel tank to take a LokSound Micro V4 (or Select Micro), with channels through the back of the fuel tank, across the bottom of the frame and up the sides to get the wires to the lighting PCB to hook the decoder up. Must be a massive battery to run traction motors. Weighing in at more than 400,000 pounds and with a length in excess of 80 feet and massive 5,000 horsepower tractive effort, the SD80MAC is one of the heaviest, longest, and most powerful single diesel locomotives in the world. This also requires converting the prime mover engines from compression ignition to spark ignition to run on 100% natural gas. As a result of more stringent emissions requirements that came into effect in the United States on January 1, 2005, the AC4400CW has been replaced by the GE ES44AC. Obviously a great success due to fewer mowing parts, less parts to be kept in storage and less need for maintenance this new AC model has now gained a lot of ground. 4 kg) Starting The Railpower GG20B Green Goat is a low-emissions diesel hybrid switcher locomotive built by Railpower Technologies Corp. ES44Ac or AC4400 is not available in run8 for me TSW have more uphill than Run8 in the test. Externally while most of the SD60’s carbody remained intact during the remanufacturing process, the program included installation of a completely new cab. The GE AC4400CW is a 4,400 horsepower (3,300 kW) diesel-electric locomotive that was built by GE Transportation Systems between 1993 and 2004. The last Big Boy was retired from revenue service in 1959, and UP’s cream of the crop diesel road unit at the time was the EMD GP9. net - Rolling Stock - GE ES44AC, ES44DC and ES44C4 The Evolution Series from General Electric Transportation is a product of 60 years of serious product development. For a locomotive force is the tractive effort. Modern day diesel electrics have greater tractive effort than the UP 4000 class. at&sf 538 11/20/99 rr: at&sf 538 type: ge b40-8w berea, oh. The board administrator may also grant additional permissions to registered users. Intermountain 49731S-03 Diesel GE Evolution Series ES44AC - Ferromex #4708 ESU DCC & Sound Ferromex #4708 - The Evolution Series is GEs latest locomotive platform. Bnsf es44c4 keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. The items analyzed are: starting tractive effort, adherent weight, adhesion, power required and power supply, coupling, multiple traction, brake system, interoperability, comfort and safety of the driver, signalling, noise, emissions and energy efficiency among others. as opposed to the usual 415,000 lbs. Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. If we put this power into the equation we get: 3200 kW = force X speed. Gang Antriebskraft 3. How GE got on track toward the smartest locomotives ever These sensor-packed locomotives compute some 150,000 data points per minute. Figure 15: The same kind of frame with a pocket milled in the fuel tank to take a LokSound Micro V4 (or Select Micro), with channels through the back of the fuel tank, across the bottom of the frame and up the sides to get the wires to the lighting PCB to hook the decoder up. I may release these mods. Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. The ES44AC is available in a few variants to meet specific customers’ needs. net - Rolling Stock - GE ES44AC, ES44DC and ES44C4 The Evolution Series from General Electric Transportation is a product of 60 years of serious product development. CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. 9 m/s) we get force (tractive effort) = 3200 kW / 13. As a result of more stringent emissions requirements that came into effect in the United States on January 1, 2005, the AC4400CW has been replaced by the GE ES44AC. 35), you will need a force of 35 Newton. mr aug 1966 54 caboose types and published plan index mr oct 1966 30 rayonier logging caboose mr sep 1969 51 wedge snow plow mr jul 1973 38 kitbash caboose mr aug 1980 58 non-revenue equipment mr jan 1981 122 rotary plow & powering method mr jul 1985 94 handcar mr apr 1988 65 build a bn fuel tender (diesel). In comparison, GE’s modern high-tech ES44AC Gevo 4,400-hp diesel-electric, with its alternating current traction motors and radial steering trucks, weighs in at 432,000 pounds and is rated at a starting tractive effort of 180,000 pounds and a continuous tractive effort of 145,000 pounds. This is done for several reasons, it saves wear and abuse on the machinery, it is more comfortable on the crew, it is more reliable on different track conditions. continuous tractive effort of 22,500 pounds, drawbar pull is computed as follows: Subtract 20 pounds per ton of total locomotive weight from the. On the F7, this is 56,500lbs. The GE ES44AC is still in use today serving the entire nation through a variety of hauling tasks including traffic resulting from the Ethanol mandate. a fm switcher dating from 11-1951, with the nifty cab roof overhang. ) due to having thick metal plating underneath the frame (reminiscent of CSX's "Phase 2" SD70MAC units), with the addition of having a radial truck or bogey model/style meant to give an additional amount of wheel adhesion, tractive effort. Max tractive effort is effected by the weight of the locomotive, number of powered wheels and gearing, not just its power. Registering takes only a few moments but gives you increased capabilities. as opposed to the usual 415,000 lbs. CSX began receiving an order of 200 ES44AC's (referred to by CSX as the ES44AH) in December 2007. Later Tier 3 models are rated at 4,500 horsepower (3,400 kW). On Sale Now ! A makeCNC Original 3D Puzzle This is a Great Premium Pattern that will provide Lots of Challenge! The Locomotive GEAC4400CW The GE AC4400CW is a 4,400 horsepower diesel-electric locomotive that was built by GE Transportation Systems between 1993 and 2004. 9 Traction diagram After the calculation of Tractive effort required and Tractive effort available are done and tabulated, the last. With all the GE releases coming up are the ES44AC and AC4400 steerable trucks a match or is there a noticeable difference? dave t. There may be others out there with more precise information, but I suspect the locomotive in routine usage with the highest starting and continuous tractive effort is the heavy-weight GE ES44AH used by CSX Transportation. Broadway Limited is excited to release its most modern diesel locomotive ever -- The GE ES44AC. There are many advantages to AC traction motors in locomotives, which is why that is the majority of new locomotives coming out are AC powered. Over 170 have been built to date. Today’s Topics • F=ma examples • Non-constant forces. Braking effort is rated at 106,000 lbf (470 kN). Tractive effort is the force that a locomotive or other motive power (such as a railcar or multiple unit) applies to hauling its load, including the weight of that vehicle itself. Although some weight transfer is accomplished, the starting tractive effort is a lot less than an ES44AC, and the continuous tractive effort is no more than a Dash 8. How is accounted for this. Model Railroad Forums. The GE ES44AC is still in use today serving the entire nation through a variety of hauling tasks including traffic resulting from the Ethanol mandate. class 66 vs 90. ES44AH (C45AH) The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. Which brings the final designation to "C45ACCTE. Tractive effort 80,000 lb (36,287. Evolution Series locomotive. The ES44AC was sold to Arcelor Mittal, CSX, CP, Cemex, BNSF, Ferromex, Iowa Interstate, Kansas City Southern de Mexico, NS and UP. In order to login you must be registered. Options: Steerable Trucks, Controlled Traction Effort--Reference Sources: TRAINS Special Issue Locomotives, November 2006 TRAIN, September 1999 Diesel Locomotives, by Greg McDonnell Model Railroader, November 2004 GE Transportation Group, 2007 Archives. There may be others out there with more precise information, but I suspect the locomotive in routine usage with the highest starting and continuous tractive effort is the heavy-weight GE ES44AH used by CSX Transportation. 75" Operates in DC & DCC (use DCMaster for DC Sound). TrainBoard. Bnsf es44c4 keyword after analyzing the system lists the list of keywords related and the list of websites with related content, in addition you can see which keywords most interested customers on the this website. The items analyzed are: starting tractive effort, adherent weight, adhesion, power required and power supply, coupling, multiple traction, brake system, interoperability, comfort and safety of the driver, signalling, noise, emissions and energy efficiency among others. FERRMED FREIGHT LOCOMOTIVE CONCEPT by FERRMED FREIGHT BCN Rail, 1 Diciembre2011 Antonio Valiente – ALSTOM Transport Mar Rivas – VOSSLOH Rail Vehicles Objective of FERRMED Freight Locomotive Concept Study The items analyzed are: • interoperability, signalling • starting tractive effort, • adherent weight and adhesion,. They are rated at 157,000 lbf (700 kN) continuous tractive effort (191,000 lbf (850 kN) starting). As a result of more stringent emissions requirements that came into effect in the United States on January 1, 2005, the AC4400CW has been replaced by the GE ES44AC. Models Currently, six different Evolution Series models have been produced for the North American market. With a loco the added weight is what you want for added tractive effort. [8] Although mechanically similar to earlier SD70 units, the SD70ACe rides on a new underframe and uses mostly new sheet metal above the frame. The GE U17C diesel-electric locomotive was introduced by GE Transportation as an export model roadswitcher in 1973. The "H" in ES44AH stands for "heavy", which is in reference to a combination of subsystems that produce high levels of tractive effort at low speeds. I've modified both the ES44AC and the SD70ACe seen in this video to exhibit proper physics (weight, tractive effort, braking effort, fuel capacity and consumption rates). What does A for effort expression mean? Definitions by the largest Idiom Dictionary.