Boe Technology Group Co., Ltd.

State Grid Digital Technology Holding Co., Ltd.

State Grid Blockchain Technology (beijing) Co., Ltd.

Lenovo (beijing) Limited

Beijing Boe Technology Development Co., Ltd.

State Grid Corporation of China

State Grid Henan Information & Telecommunication Company

State Grid Xiong'an Financial Technology Group Co., Ltd.

Jiangxi Power Exchange Center Co., Ltd.

Beijing Power Exchange Center Co., Ltd.

Liaoning Power Exchange Center Co., Ltd.

East Inner Mongolia Power Exchange Center Company Ltd.

Information and Communication Branch of State Grid Fujian Electric Power Co., Ltd.

Beijing Nanopep Biotech Corporation, Ltd.

Da Li

Fan Li

Shuo Zhang

Jiangbo Chen

Dong Wang

Kui Liang

Zeyuan Li

Fanli Meng

Jiaxing Xuan

Ming Lei

Lihua Zhao

Fan Jia

Guomin Li

Shaohua Li

Shuai Chen

Liye Duan

Nan Zhang

Yanzhao Li

Yu Han

Wei Jiang

Liang Zhao

Zhe Zhang

Lei Zhou

Ning Zhang

Xin Shi

Xiaohui Liu

Kai Xie

Xian Wei Zhang

Ran Wang

Kai Geng

Haijun Xu

Xiaohui Ma

Tong Xing

Youxue Wang

Qian Yu

An Xu

Dali Liu

Zheng Jia

Qian Cai

Hejian Wang

Zhan Su

Chao Yang

Jiang Chen

Yonghui Liu

Caihong Zhang

Desheng Bai

Zhipeng Gao

Jiangtao Li

Tian Sun

Xin Li

Haiqing Jia

Gang Chen

Kun Fan

Qingchun Li

Huafeng Yan

Shaoqin Han

Yuxiang Cai

Yanxu Dong

Hexiao Liang

Zhen Xue

Xinyan Wang

Shengnan Zhang

Shijie Ji

Nannan Li

Wen Xie

Jingli Feng

Shengzhi Lu

Xian Xie

Jian Xue

Xuejiao Bai

Zhen Cai

Haiyan Qiu

The present disclosure provides a blockchain-based green power certification method, apparatus, and system, to pre-process obtained basic data to obtain proof-of-existence data, certify the proof-of-existence data from a production side and a consumption side by using a certification chain and a token chain respectively, and obtain a green power attribute certificate and a green power consumption label if the certification is passed; generate a unique digital identifier for the green power attribute certificate and the green power consumption label separately based on a non-fungible token (NFT), which realizes non-interchangeability, indivisibility, and other characteristics of the certificate and the identifier; and supervise and verify a certification process by using a chain of custody, and generate a corresponding unique blockchain identifier for the certification chain, the token chain, and the chain of custody separately through multi-chain interaction, so as to realize data interaction between blockchains.

Blockchain-based green power certification method, apparatus, and system

A method for reducing a total power consumption of multiple servers includes determining an efficiency distribution of a power supply unit of each of the multiple servers, the efficiency distribution including a working efficiency of the power supply unit varied according to a utilization ratio of the power supply unit, wherein the efficiency distribution of the power supply unit of at least one of the multiple servers is obtained based on a measurement performed by a BMC; retrieving, by a manager, the efficiency distribution of the power supply unit of each of the multiple servers; and performing load balancing on the multiple servers through the manager to reduce the total power consumption of the multiple servers. The load balancing is performed based at least in part on the efficiency distribution of the power supply unit of one or more of the multiple servers.

Multi-server system and method of reducing total power consumption of multiple servers

The disclosure provides a video image transmission method, including: capturing and uploading video images to a cloud server in real time, by a video image capture terminal; acquiring first speed information of uploading the video images by the video image capture terminal and second speed information of receiving the video images by the cloud server; determining, according to first speed information, second speed information and a current ratio n of a first frame rate at which the video image capture terminal captures the video images and a second frame rate at which the video image capture terminal uploads the video images, a target ratio m of the first frame rate to the second frame rate, the target ratio m and the current ratio n being both positive integers; and adjusting, according to the target ratio m, a speed at which the video image capture terminal uploads the video images, to match an adjusted speed at which the video image capture terminal uploads the video images with a speed at which the cloud server receives the video images.

Video image transmission method, device and system

A blockchain-based transaction system for a green certificate includes an audit node, a proxy node, and an off-chain node. The proxy node is used by a power producer and a purchaser; the audit node verifies qualification information of the power producer, and send a green certificate to the power producer; the off-chain node predicts a transaction price of a next transaction; when receiving sale information of the power producer and purchase information of the purchaser, the proxy node sends the sale information, a digital signature of the power producer, the purchase information, and a digital signature of the purchaser to the off-chain node; the off-chain node matches the sale information and the purchase information, and sends successfully matched transaction information to the proxy node; the proxy node sends the successfully matched transaction information to a transaction smart contract; and the transaction smart contract performs transaction processing.

Blockchain-based transaction system for green certificate

Disclosed is a blockchain-based electricity charge settlement method and system for an energy storage station. A trusted terminal directly collects two-way electricity quantity data of an energy storage station, and distributes the two-way electricity quantity data to a blockchain; and a consensus node of a power-consuming enterprise and a consensus node of an energy storage station investment operator in the blockchain perform consensus calculation on the two-way electricity quantity data, and write the two-way electricity quantity data into the blockchain after reaching a consensus. The two-way electricity quantity data is accurate and cannot be tampered with, ensuring authenticity of the two-way electricity quantity data. A smart settlement contract is executed, an electricity charge settlement result is generated automatically to ensure authenticity of the electricity charge settlement result, and the electricity charge settlement result is written into the blockchain to prevent the electricity charge settlement result from being tampered with.

Blockchain-based electricity charge settlement method and system for energy storage station

The disclosure provides a light detection substrate, a manufacturing method thereof and a light detection apparatus. The light detection substrate includes a plurality of light detection units, each of the light detection units includes a first electrode, a second electrode and a photoelectric conversion layer, a spacer region exists between orthographic projections of the first electrode and the second electrode on a substrate, the photoelectric conversion layer is provided with at least one opening, and an orthographic projection of the at least one opening on the substrate is located in the spacer region.

Light detection substrate, manufacturing method thereof and light detection apparatus

Embodiments of the present disclosure provide a method for activating at least a first edge server and a second edge server. The first edge server includes a first service processor, and the second edge server includes a second service processor. The method includes establishing a data communication connection between the first service processor and the second service processor, establishing a data communication connection between the first service processor and a specified website, establishing a trusted communication between the first service processor and the specified website, establishing a trusted communication between the first service processor and the second service processor, obtaining an activation right from the specified website by the first service processor, and performing the activation right to activate the first edge server and the second edge server by the first service processor.

Method for activating edge servers

A photodetector, includes a photosensitive layer, a thin film transistor, and a sensing electrode, the sensing electrode connected to one of source/drain electrodes of the thin film transistor to transmit a signal generated by the photosensitive layer to the thin film transistor; wherein the photodetector further is a hydrogen barrier layer which is disposed between the photosensitive layer and the thin film transistor and is configured to inhibit hydrogen of the photosensitive layer from entering the thin film transistor. A method of manufacturing a photodetector is further provided.

Photodetector, display substrate, and method of manufacturing photodetector

A flat panel detector includes a base substrate, a sensing electrode and a bias electrode over the base substrate, and an insulating layer over the sensing electrode and the bias electrode at a side distal from the substrate. A difference between thicknesses of regions of the insulating layer corresponding to the sensing electrode and the bias electrode respectively is not greater than a preset threshold. When a sufficiently high voltage is applied to the insulating layer and turned on, because the thickness thereof is relatively uniform, a dark current generated by the sensing electrode and the bias electrode under the insulating layer is relatively uniform, thereby improving detection accuracy of the flat panel detector.

Flat panel detector and manufacturing method thereof

A ray detector and a ray detection panel. The ray detector includes a base substrate, a thin film transistor, a scintillator, and a photodetector; the scintillator is located on aside of the photodetector that is away from the base substrate; the photodetector includes: a first conductive structure; a semiconductor layer; a second conductive structure; a first dielectric layer; and a second dielectric layer, the second conductive structure is electrically connected with source electrode; the thin film transistor is located between the base substrate and the photodetector; and an orthographic projection of the thin film transistor on the base substrate at least partially falls into an orthographic projection of the photodetector on the base substrate.

Ray detector and ray detection panel

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Beijing, China

Da Li