Compensation of reactive power electric draft at high-speed movement
The causes of non-symmetric modes in networks. Single-ended and non-sinusoidal modes. Compensation of reactive power. Power factor in the ac electric traction. Installation of the crosswise, longitudinal and transverse-longitudinal compensation.
Identify ways of energy efficiency increase of the testing of traction electric machines of direct and pulse current using the improvement methods of their mutual loading, including the principles of automatic regulation of mutual loading system.
статья, добавлен 22.01.2017
Studies of the electric drive features with indirect speed measuring associated with the presence of the positive current feedback, with the significant voltage feedback pulsations in DC motor and with display of instability of the induction motor.
статья, добавлен 23.03.2016
Electric cars are a variety of electric vehicle. Greenhouse gas emissions, depending on the method used for electricity generation to charge the batteries. Top-10 countries by world market share of new car sales in 2013 by electric-drive segment.
презентация, добавлен 21.06.2015
Analysis of the international experience of the introduction of electric vehicles into the urban infrastructure, which includes: network of charging stations, multi-storey car parks, parking spaces. The problems of electric vehicles operating in Ukraine.
статья, добавлен 29.12.2017
Study the problem of increase the reliability of auxiliary machines for electric trains during operation. The boundary values of the quality parameters of electricity supply. Influence of electric energy quality on heating of the auxiliary machines.
статья, добавлен 25.03.2016
The way to speed traffic of Ukrainian railways. The experience gained by TSIs – the working group of UIC and appropriateness of its use in research on high-speed railways of Ukrainian. Operational length tracks of high-speed railway traffic in the world.
статья, добавлен 26.09.2016
The railway as one of the most reliable means of transport. Modern high-speed trains: Maglev, TGV, InterCity Express (ICE). The train of the future. The use of magnetic levitation to move the vehicle. The environmentally-friendly modes of transport.
презентация, добавлен 13.09.2016
Features of work a matrix-using frequency converter with an electric induction motor, comparing with a bridge frequency converter. Determining the exact position of the rotor. Benefits of matrix-using frequency converter during the work with correction.
статья, добавлен 16.08.2017
The quality of the track as a factor for assessing the effectiveness of the vehicle track with regard to safety, quality and service trips. The parameters that define the quality of the track geometry include track and track stiffness are measured.
статья, добавлен 20.03.2016
Natural gas transportation facilities. Design fleets and compatible CNG distribution plans. Optimization of the initial investment project. Mathematical formulas for the selection of optimal structures of ships and power. Cyclic distribution scheme.
реферат, добавлен 24.02.2016
Работы в архивах красиво оформлены согласно требованиям ВУЗов и содержат рисунки, диаграммы, формулы и т.д.
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