electric locomotives
SELECTION OF RATIONAL PARAMETERS OF THE NOMINAL MODE OF ELECTRIC LOCOMOTIVES
... the locomotives, which are both morally and physically ...of electric locomotives, because electrified railways provide the greater part of passenger and freight ...of electric rolling ...the ...
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Analysis of the Electric Locomotives Neutral section Passing Harmonic Resonance
... the electric locomotives neutral-section passing overvoltage, on the basis of theoretical analysis of the neutral-section passing harmonic resonance conditions, this paper establishes simplified har- monic ...
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IMPROVING THE EFFICIENCY OF THE PROTECTION CIRCUIT OF THE TRACTION MOTORS FROM EXTERNAL AND INTERNAL SHORT CIRCUITS DURING REGENERATIVE BRAKING ON ELECTRIC LOCOMOTIVES DE1
... The article deals with the analysis of the work of Traction Motor Protecting System on electric locomotives DE1, which protects the motors from inner and outer short circuits in the mode of recuperative ...
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SYSTEM OF AUTOMATIC CONTROL OF THE BRAKING FORCE WHEN THE REGENERATIVE ELECTRIC LOCOMOTIVES OF A DIRECT CURRENT EXECUTED ON MODERN ELEMENT BASE
... d.c. electric locomotives, in which the necessary braking effort is generated by the decisive unit, constructed on the basis of a microcontroller, according to the pre-set law, which provides an increase of ...
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ANALYSIS OF THE OPERATIONAL CHARACTERISTICS OF DIESEL-ELECTRIC LOCOMOTIVES
... article. In this article the critical tasks of traction calculations are solved. It is the main computational tool in the rational functioning, planning and development of railways: determination of the estimated weight ...
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THE JUSTIFICATION OF THE CHOICE OF POWER TRACTION INVERTER MULTI-SYSTEM OF ELECTRIC LOCOMOTIVES
... Для порівняння потужностей силових модулів для електровозів з двигунами постійного пульсуючого струму та змінного струму, доцільно ввести поняття питома потужність модуля і яка визначаєт[r] ...
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Mathematic simulation of vibrations electric locomotives ChS4
... На раму тележки кузов опирается через 4 упругих опоры, которые можно рассматривать как элементы 2-й ступени рессорного подвешивания.. Верхняя часть опоры жестко связана с кузовом, нижняя[r] ...
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COMPARATIVE ANALYSIS OF CONVERTER STRUCTURES OF THE TRACTION DRIVE PROSPECTIVE MULTI-SYSTEM ELECTRIC LOCOMOTIVES WITH DC TRACTION MOTORS
... Особливістю реалізації статичного перетворювача для тягового приводу перспективних багатосистемних електровозів з чотирма тяговими двигунами постійного струму є те, що його можливо будув[r] ...
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THE SPECIFIC VOLUME DETERMINATION OF STATIC CONVERTERS OF THE TRACTION DRIVE WITH DC MOTORS FOR MANY SYSTEM OF ELECTRIC LOCOMOTIVES
... Саме тому для подальшого дослідження впливу типу елементної бази та призначення перетворювачів ( загальнопромислового або тягового виконання ) за базові показники при -. ймаємо показн[r] ...
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MODERNIZATION OF FREIGHT ELECTRIC LOCOMOTIVES AC VL80T AND VL80S ON THE RAILWAYS OF UKRAINE
... Задание тока якоря в блоке БАУ поступает на один из входов элемента « ИЛИ -min», на другой вход подается сигнал с выхода регулятора PC,.. который выполняет функции автоматического за[r] ...
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THE INFLUENCE OF PARAMETERS OF INDUCTION MOTOR DYNAMIC MODES IN THE TRACTION ELECTRIC LOCOMOTIVES
... Чтобы сравнить динамические качества АТП с одинаковым исполнением силового канала и системами управления , но различными типами двигателей , было выполнено компьютерное мо - делировани[r] ...
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The use of the method of simulation modeling to estimate the effect of structure parameters on the wear resistance of the bearings of the motors of electric locomotives
... З використанням уявлень про багаторі - вневий характер формування механічних влас - тивостей матеріалу контактуючих систем та розробленої імітаційної моделі структури про - ведено кількі[r] ...
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Mitigation of Voltage Unbalance in Traction System
... An electric locomotive is a locomotive powered by electricity from an external ...system. Electric locomotives can accelerate extremely quickly, limited only by what the infrastructure can withstand; ...
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TESTING METHODS AND ANALYSIS OF THE MAIN ELECTRICAL PROPERTIES OF MODERNIZED LOCOMOTIVES
... decade, electric locomotives were modernized in the Czech Republic, Croatia, Romania, Bulgaria, Bosnia and Herzegovina, and ...of electric locomotives, following the modernization, have been ...
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Estimation of modes frictions and greasing in bearing axial hanging of locomotives
... ОЦЕНКА РЕЖИМОВ ТРЕНИЯ И СМАЗКИ В ПОДШИПНИКАХ ОСЕВОГО ПОДВЕШИВАНИЯ ЛОКОМОТИВОВ Рассмотрена зависимость между величиной относительного диаметрального зазора и характеристиками работы мотор[r] ...
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INFORMATION-MEASURING TEST SYSTEM OF DIESEL LOCOMOTIVE HYDRAULIC TRANSMISSIONS
... diesel locomotives hydraulic ...diesel locomotives solves, starting in the first place from the possibility of automation of the existing test bench of diesel locomotives hydraulic transmission on ...
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The Modelling of Middle Locomotives and Their Couplers of Heavy Haul Train and Dynamical Simulations under Pressing Coupler Force
... The 20,000t heavy haul combined train is a common train formation in heavy haul transportation in China. For these trains, the longitudinal impulse often occurs in the middle of train, so the operation condition of ...
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Optimization of air brake system using rotary compressor in Locomotives
... Abstract” Air brake system comprises the brake system using compressed air. For getting the pressurized air we use the compressor. Air brake system is used to stop the running train locomotive which contain high amount ...
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Basic requirements and principles of creation onboard diagnostic systems of locomotives
... compliance locomotives accumulation of accurate and adequate information about the technical condition which is necessary to organize its maintenance and repair were ...stationary locomotives will ...
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THE PROBLEM OF A RATIONAL ORGANIZATION OF PROCESSES OF MAINTENANCE AND REPAIR OF LOCOMOTIVES
... of locomotives, represents decomposition of the purpose function of TS process and obtains mathematical forms for formulating the tasks of rational organization of technical servicing and ...
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