Method and system for assessing relay protection dynamic characteristics of high-voltage direct-current power transmission line
A technology of DC transmission lines and dynamic characteristics, applied in the direction of electrical digital data processing, special data processing applications, instruments, etc., can solve the problem that the reliability of line protection configuration schemes cannot be effectively evaluated, and the reliability of protection is difficult to obtain substantial improvement and other issues to achieve good practical benefits, improve work efficiency and accuracy
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[0044] In order to make the object, technical solution and advantages of the present invention more clear and definite, the present invention will be further described in detail below with reference to the accompanying drawings and examples.
[0045] In order to have a reliable theoretical basis for the setting and calculation of DC line relay protection under different DC transmission systems, to clarify the calculation principles and related influencing factors of each setting value in the relay protection of DC transmission lines, and to be able to analyze the existing DC Effectively evaluate the reliability and sensitivity of the fixed value and protection configuration of transmission line protection, and develop a set of evaluation methods and systems for the dynamic characteristics of relay protection of HVDC transmission lines. The development of this evaluation method and system provides a unified and reliable theoretical basis for the calculation of protection setting...
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