Abstract
The concept of building a traction power supply system with power storage devices provides for their operation to solve the following problems: increasing the transit and carrying capacity, energy efficiency of transportation, reliability of power supply and quality of electric energy. The implementation of pilot projects to solve various problems in the field of traction power supply both in Russia and abroad shows their technical effectiveness.Improving reliability of power supply with the help of storage devices today is considered mainly for options for their use as on-board devices on electric rolling stock or as stationary devices at traction power supply system facilities. Increasing reliability of power supply is achieved through operation of energy storage systems in case of forced or post-emergency modes of operation of traction power supply systems. When solving this problem, it is required to evaluate the voltage level, the change of which is due to the discharge characteristic of the used energy storage device.The objective of the work is to assess the change in the voltage level and energy intensity of the energy storage device used on-board electric rolling stock or as stationary one at traction power supply facilities.Based on the proposed models, the paper assesses the change in the voltage of the energy storage device for the conditions of a short-term absence of voltage in the catenary system using the example of three types of batteries and a supercapacitor. The results obtained in the work allow proceeding to assessment of the performance of electric energy storage systems under various conditions of development of traction load and for different operating modes of the traction power supply system.
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Disclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.