Boe Technology Group Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

China Three Gorges Renewables (Group) Co., Ltd.

China Three Gorges New Energy (Group) Co., Ltd. Liaoning Branch

Three Gorges New Energy Offshore Wind Power Operation and Maintenance Jiangsu Co., Ltd.

Long Jin

Chun Chieh Huang

Fuqiang Tang

Zhen Wang

Zhiming Lin

Rong Zhao

Yanyan Zhao

Pengyuan Lv

Yun Wang

Yu Jing

Xinyi Tan

Hongliang Song

Haoning Xue

Zhaorui Chai

Dongxing Gao

Jinjiang Lan

Mingzhe Liu

Chaoyue Geng

The yaw control system may obtain time series data of a wind turbine generator set in response to a strategy adjustment request, the time series data of the wind turbine generator set comprising time series data for a wind facing angle; determine a generator set operating duration corresponding to each wind facing angle according to the time series data of the wind facing angle; determine a data distribution characteristic of the generator set operating duration corresponding to the wind facing angle according to generator set operating durations corresponding to multiple wind facing angles; and when identifying that the data distribution characteristic of the generator set operating duration corresponding to the wind facing angle meets a corresponding strategy adjustment condition, adjust a yaw control strategy, to perform yaw control on the wind turbine generator set according to an adjusted yaw control strategy.

Adjusting method of yaw control strategy, yaw control system and medium

A mask plate and a mask sheet are provided. The mask plate includes a first mask sheet and a second mask sheet, the first mask sheet includes a first mask area located in a middle region of the first mask sheet and first peripheral areas located on both sides of the first mask area in a first direction, a thickness of the first mask area is less than a thickness of the first peripheral areas to form a first concave portion; the second mask sheet includes a second mask area located in a middle region of the second mask sheet and second peripheral areas located on both sides of the second mask area in a second direction, a thickness of the second mask area is less than a thickness of the second peripheral areas to form a second concave portion.

Mask plate and mask sheet

A display substrate is provided. The display substrate includes: a plurality of pixel unit groups arranged in rows, each of the pixel unit groups including: a first-color sub-pixel unit, and a ring-shaped second-color sub-pixel unit surrounding the first-color sub-pixel unit.

Display substrate including pixel unit groups, display device and display method thereof, and mask plate

A double-layer mask component includes a first mask, a first mask frame, a second mask and a second mask frame. The first mask is fixed on the first mask frame, and a first clamping portion is provided within a region which is located on a surface of the first mask frame with the first mask fixed thereon and not covered by the first mask. The second mask is fixed on the second mask frame, and a second clamping portion is provided within a region which is located on a surface of the second mask frame with the second mask fixed thereon and not covered by the second mask. The surface of the first mask frame and the surface of the second mask frame are arranged in opposite, and the first clamping portion and the second clamping portion are clamped, so that the first mask fits with the second mask.

Double-layer mask component and evaporation device

Growing community of inventors

Beijing, China

Long Jin