High-Speed Railway Traction Power Supply Equipment Condition-Based Maintenance Decision Model Based on Reliability
نویسندگان
چکیده
Traction power supply equipments are the core part of the high-speed railway, so the maintenance of the power supply system is crucial for the security of the railway. Based on the research on the durable years of the traction power supply equipments, this paper puts forward the model of testing the traction power supply equipments of the reliable high speed railway. Some practical researches have proved that the model testing the traction power supply equipments of the reliable high speed railway can make the right decisions of detecting the failures of the equipments, so that a lot of time can be saved and much or insufficient maintenance can be avoided.
منابع مشابه
High-Speed Railway Traction Power Supply Equipment Condition-Based Maintenance Decision Model Based on Abrasion Analysis
According to abrasion process of machine equipment parts of overhead line system for traction power supply and characters of wear-out failures, considering on factor changes of all kinds of production conditions in practical operation, set permit of abrasion loss in coordinating with normal distribution, and abrasion loss of parts as random variables, and then establish the relation between mai...
متن کاملA Reliability Evaluation of High Speed Railway Traction Substation Based on the GO-FLOW Methodology
In order to assure the uninterrupted power supply of high speed railway, the reliability assessment of traction substation is essential at the design stage. Based on the system reliability engineering theory, a new system reliability analysis method called the GO-FLOW methodology is applied in the reliability assessment of traction substation of high speed railway. Considering failure and dynam...
متن کاملReliability Based Optimal Preventive Maintenance Policy for High Voltage Circuit Breakers in Power Plants
Electric power industry have always try to provide reliable electricity to customers and at the same time decrease system costs. High Voltage circuit-breakers are an essential part of the power network. This study has developed a maintenance and replacement scheduling model for high voltage circuit- breakers that minimize maintenance costs while maintaining the acceptable reliability. This mo...
متن کاملPower Quality Improvement in Traction Power Supply Networks
AC railway traction loads are usually huge single phase loads. As a result, a significant amount of Negative Sequence Current (NSC) is injected into utility grid. Moreover, harmonics and consumption ofreactive power are further power quality problems that the supply network is encountering. In this paper, acompensation strategy with the aid of Railway Power Conditioner (RPC) is proposed to over...
متن کاملFuzzy Logic-Based Vector Control of Permanent Magnet Synchronous Motor Using Stacked Matrix Converter for Railway Traction Applications
Recently, Permanent Magnet Synchronous Motors (PMSMs) have been widely accepted and employed in traction and railway transportation applications due to their various advantages such as small inertia, high efficiency and high torque density. In this paper, in order to use these motors as traction drives in an effective way, the vector control scheme is employed. In this strategy, the stator curr...
متن کامل