Other

State Grid Jibei Electric Power Company Limited

Wang, Jingran

Jingran Wang

Chen Hui Xu

Yu Shen

Ran Ding

Zhifeng Liang

Haixiang Xu

Rongfu Sun

Tao Lun

Haibo Lan

Zongxiang Lu

Li Shu

Bingxu Zhai

Ruoyang Wang

Xiaobo Wu

Provided is a method for increasing magnetic induction intensity of soft magnetic metallic materials. The method includes carburizing or carbonitriding the soft magnetic metallic materials with carbon source or a carbonitriding agent by a heat treatment process, to increase the magnetic induction intensity of the soft magnetic metallic materials, wherein the soft magnetic metallic materials are amorphous materials, nanocrystals, silicon steel, or pure iron.

Method for increasing magnetic induction intensity of soft magnetic metallic materials

Provided is a method for preparing an amorphous strip master alloy. The method includes: providing an amorphous alloy and cementite FeC; and placing the amorphous alloy and the cementite FeC in a smelting furnace for smelting treatment to obtain the amorphous strip master alloy, wherein elements constituting the amorphous alloy include Fe element, Si element and B element. An amorphous strip master alloy prepared by the preparation method is also provided.

Amorphous strip master alloy and method for preparing same

Provided are a control method and a device for active power of a wind power plant cluster. The wind power plant cluster includes wind power plants of m priorities, wherein m is a positive integer. The control method includes: monitoring the consumption capability of a power grid in real time, and determining object active power of the wind power plant cluster according to the consumption capability of the power grid; determining a command active power of the wind power plant within each priority according to the object active power of the wind power plant cluster in a descending order of the priorities; and controlling real active power of the wind power plant within each priority according to the command active power.

Control method and device for active power of wind power plant cluster

Growing community of inventors

Beijing, China

Jingran Wang