Peking University

Huaneng Clean Energy Research Institute

Beijing Founder Apabi Technology Limited

Huaneng Group R &d Center Co Ltd

Xiaolei Li

Ping Xiao

Chao Lei

Wei Wan

Wenbo Peng

Dongming Zhao

Xiangrui Yu

Lizhen Luo

Hu Gao

Chao Qu

Wenzhe Zhu

A method for installing a maximum power point tracking (MPPT) controller is provided. The method includes acquiring an occlusion area proportion of a photovoltaic string in a photovoltaic system, optimizing the occlusion area proportion to generate a target occlusion area proportion, determining a target position from the photovoltaic string according to the target occlusion area proportion, and installing the MPPT controller at the target position.

Method for installing maximum power point tracking (MPPT) controller, and photovoltaic system

A method of authenticating an online read right of a digital content includes: receiving an online read first request from a terminal, the first request including first user information, obtaining first right information corresponding to the first user information, generating a first right model, obtaining first certificate information corresponding to the first right model, generating a second request including the first right model and the first certificate information, and authenticating the first certificate information and M function rights in the first right model.

Method of and system for authenticating online read digital content

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Beijing, China

Xiaolei Li