What are the electrical equipment?

Question 1: What is national power equipment? Power equipment is nothing more than the upstream and downstream equipment of transmission substation. Do you want to be an agent or run a business?

Question 2: What's the difference between power equipment and power materials? As the name implies, the literal meaning of equipment generally refers to appliances and materials, and the literal meaning of materials refers to articles and materials. One is electrical appliances and materials, and the other is electrical supplies. There is no essential difference, just a different statement.

Question 3: Classification of power equipment What are the classifications of power equipment? There are many electric equipments in the power system. According to their different functions in operation, they are usually divided into electrical primary equipment and electrical secondary equipment.

Power primary equipment:

Equipment directly involved in the production, conversion, transmission, distribution and consumption of electric energy is called electrical primary equipment, which mainly includes:

Equipment used for electric energy production and conversion, such as generators, motors, transformers, etc. ;

Switching devices used to connect and disconnect circuits, such as circuit breakers, disconnectors, contactors, fuses, etc.

Current-carrying conductor and gas insulation equipment, such as bus, power cable, insulator, wall bushing, etc.

Devices to limit overcurrent or overvoltage, such as current limiting reactors and lightning arresters.

Transformer equipment: used for measuring instruments and relay protection devices, such as voltage transformers and current transformers, to reduce high voltage and high current in the primary circuit.

Electric power secondary equipment

In order to protect and ensure the normal operation of electrical primary equipment, the equipment that measures, monitors, controls and adjusts its operating state is called electrical secondary equipment. There are all kinds of measuring instruments, all kinds of relay protection and automatic devices, DC power supply equipment and so on.

Question 4: What is the amount of power equipment? There are many nails and equipment. Power equipment is divided into primary equipment and secondary equipment. Primary equipment refers to high-current primary circuit equipment, generators, transformers, circuit breakers and transformers. The secondary equipment refers to the secondary loop equipment with small working current, such as voltmeter, ammeter and circuit breaker measuring equipment. . . .

Question 5: Power equipment, including what power equipment? There are many hardware of Shanxi Changhong power supply. . . . . .

Question 6: Which power equipment stocks are there?

There are three major investment opportunities in the power equipment industry: 1, power station equipment 2, power grid equipment 3 and new energy.

600627 Power transmission and transformation equipment of Shangdian Stock Company

000400 Xuji Power Transmission and Transformation Equipment

600875 Dongfang Electric (Power Plant Equipment)

002028 Siyuan transmission and distribution

002 1 12 three-transformer technology transmission and distribution

002 123 rongxin stock transmission and distribution

002 168 Guang Zhi electric power transmission and distribution

002 1.8 Million Malata Relay Protection

0022 12 Nanyang stock transmission and distribution

600089 TBEA power transmission and transformation equipment

600 1 12 Chang Zheng electrical engineer

600268 Guodian Nanzi Power Transmission and Transformation Equipment

6003 12 Gao Ping Power Transmission and Transformation Equipment

600406 Guodian Nanrui Power Transmission and Transformation Equipment

6005 17 Zhixin Power Transmission and Distribution

600525 Changyuan New Materials Power Grid Equipment and Line Protection

600550 Tianwei Transmission and Distribution

600577 Jingda Stock Cable Enamelled Wire

600580 Wolong electric equipment

600475 Huaguang Power Plant Boiler

600873 Wuzhou Mingzhu Transmission and Distribution

002074 Dongyuan Electric Wind Power Equipment

002 168 Shenzhen huicheng power transmission and distribution

Securities stars seek shares.

Question 7: What are the main products of power equipment? Thank you for transformers, switches, circuit breakers, fuses, conductors, cables, insulators, relay protection, automatic devices, etc.

Question 8: Who are the famous power equipment companies in the world? 5 points 1 GE in 1892, one of the largest cross-industry technology/manufacturing enterprises in the world and one of the most valuable brands in the world, General Electric (China) Company.

With strong R&D capability, Shanghai Electric is one of the largest enterprise groups in China's equipment manufacturing industry and the leading brand of equipment manufacturing industry, Shanghai Electric Group Co., Ltd..

1958 Dongfang Electric Co., Ltd. is one of the largest power generation equipment manufacturing and power station engineering contracting enterprises in China, a wholly state-owned enterprise, and China Dongfang Electric Group Co., Ltd.

4 Schneider Schneider has a glorious history of more than 170 years, is a global energy efficiency management expert, specializing in power and automation management, Schneider Electric (China) Co., Ltd.

5 Xidian xd was founded in 1959, which is the largest and most powerful manufacturing base of high-voltage transmission and distribution equipment and other electrical products in China, and China XD Group Company.

Siemens was founded in 1847, one of the largest electromechanical/electrical engineering and electronics companies in the world, and Siemens (China) Co., Ltd., a fortune 500 company.

ABB is a multinational company, and ABB (China) Co., Ltd. is a leader in the field of electric power and automation technology.

Founded in 1984, Zhengtai is the largest manufacturer of low-voltage electrical appliances in China and the leader of the domestic low-voltage electrical appliance industry, Zhejiang Zhengtai Co., Ltd.

Daquan is a national protected trademark, a high-tech enterprise, a world-leading manufacturer of low-voltage complete sets of electrical appliances, a domestic first-class manufacturer of high-speed railway system integration, and Daquan Group.

10 TBEA is the largest transformer product development base in China, a key enterprise of major equipment manufacturing industry, a high-tech enterprise, a national protected trademark, and TBEA co., ltd.

Question 9: Who are the top ten power equipment suppliers in China? Harbin Electric Group Company has become the largest export base of power generation equipment, marine power plant research, manufacturing and complete sets of equipment in China.

China Dongfang Electric Group Co., Ltd. has become one of the largest power generation equipment manufacturing and power station engineering contracting enterprises in China.

Shanghai Electric Group Co., Ltd. is the first equipment manufacturing group in China machinery industry.

The above are the three major domestic power equipment enterprises, which are the strongest in China. The main production equipment is thermal power, nuclear power, hydropower and wind power equipment.

Xd group Company of China is the only central enterprise in China's power transmission and distribution industry, and its main equipment is power grid switchgear.

Xuji Group Co., Ltd. is a large-scale backbone and leading enterprise in power equipment industry directly under State Grid Corporation of China.

Gao Ping Group Co., Ltd. is the R&D and manufacturing base of high voltage, ultra-high voltage and ultra-high voltage switchgear in China.

The above are the most professional and famous electrical equipment enterprises in the power industry, mainly producing primary electrical equipment for power transmission and transformation systems.

Nanjing Nanrui Group Co., Ltd. is a high-tech enterprise established by Nanjing Institute of Automation of State Grid to promote the industrialization of scientific research achievements.

Guodian Nanjing Automation Co., Ltd., the first high-tech listed company in China Power System, was listed on the Shanghai Stock Exchange on 1999 1 18.

Beijing Sifang Jibao Automation Co., Ltd. is an electric power automation enterprise founded by Professor Yang Qixun, the first academician of China Academy of Engineering.

The above are the most powerful and well-known power secondary equipment enterprises in the power industry, mainly producing power system automation and control equipment.

In addition, among the power equipment suppliers, China Zhong Yi, China Zhong Er, Wuguo, Hangguo, Wuxi Boiler and Bawei are also very strong in power equipment. In terms of electrical equipment, there are TBEA, Baoding Tianwei, Schneider, ABB and so on.