[15]谢丽美.光伏并网发电系统建模及对 配电网电压、网损的影响[D]保定：华北电 力大学电气工程学院，2009：1-58. [16]陈赟.风力发电和光伏发电并网问题 研究[D.上海：上海交通大学电气工程系， 2009:1-93 Character Analysis of Photovoltaic System Connecting to Distribution Network Author Hongcheng Huang Supervisor Prof.Dong Liu Shanghai Jiaotong University,Shanghai 200240,China) Abstract:This thesis is aim to analysis the impact of photovoltaic generation on the distribution network from three aspects in detail,namely,the impact on the voltage level,the impact on the traditional distributed network relay,and the power loss as well.Not only conclusions are reached,corresponding solutions based on these conclusions are also introduced.The highlights of this dissertation are those solutions put forward all by myself. Key words:photovoltaic;distributed generation;distribution network;voltage beyond limits;line protection;power loss[15] 谢丽美.光伏并网发电系统建模及对 配电网电压、网损的影响[D].保定：华北电 力大学电气工程学院，2009:1-58. [16] 陈赟.风力发电和光伏发电并网问题 研究[D].上海：上海交通大学电气工程系， 2009:1-93. Character Analysis of Photovoltaic System Connecting to Distribution Network Author Hongcheng Huang Supervisor Prof. Dong Liu （ Shanghai Jiaotong University，Shanghai 200240，China） Abstract：This thesis is aim to analysis the impact of photovoltaic generation on the distribution network from three aspects in detail, namely, the impact on the voltage level, the impact on the traditional distributed network relay, and the power loss as well. Not only conclusions are reached, corresponding solutions based on these conclusions are also introduced. The highlights of this dissertation are those solutions put forward all by myself. Key words：photovoltaic; distributed generation; distribution network; voltage beyond limits; line protection; power loss