Adaptive Differential Protection Method for Transformer Based on Positive Sequence Steady-State Quantity in Photovoltaic Station Access Scenario

Author:

Chen Xiaolong1,Zhu Yujia1,Li Zhongqing2,Zhang Hao2

Affiliation:

1. Tianjin University,Key Laboratory of Smart Grid of Ministry of Education,Tianjin,China

2. China Electric Power Research Institute,Beijing,China

Funder

Science and Technology Project of State Grid

Publisher

IEEE

Reference24 articles.

1. Mechanism of second harmonic generation of photovoltaic grid-connected system faults and its impact on transformer protection

2. Sensitivity studies on differential protection during the output line of grid-connected photovoltaic systems occur asymmetrical faults;wang;Power system protection and control,2017

3. Pilot Protection Based on Current Amplitude Ratio for Teed Line in Inverter-interfaced Renewable Energy Power Plants;jia;Electric Power Automation Equipment,2019

4. Interpretation of Inter-Turn Fault in Transformer Winding Using Turns Ratio Test and Frequency Response Analysis

5. Research on the Impact of No-load Closing of Adjacent Transformer on the Second Harmonic Current Components of Photovoltaic Power;zheng;Power System Technology,2021

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