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2021/07/30
Vacuum switch vacuum degree tester operation method
The instrument panel is shown in Figure 2. The leak detection key is used to make a preliminary judgment on the vacuum degree of the vacuum tube, and the measurement key is used to apply high voltage and strong electromagnetic field to quantitatively test the vacuum degree of the vacuum tube.
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2021/07/30
Why Do Power Equipment Do AC Withstand Voltage Test
During the operation of power equipment, insulation will gradually deteriorate due to electric field, temperature and mechanical vibration for a long time. These include overall deterioration and partial deterioration, forming defects.
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2021/07/30
Notes and characteristics of the voltage divider
In daily life, the voltage divider is an instrument used to measure the voltage. It can measure the power frequency AC voltage and can also be used to measure the DC high voltage. Let's talk about some small knowledge about the voltage divider.
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2021/07/30
General requirements for electrical tests
The provisions of the "Preventive Test Regulations for Electrical Equipment" are the basic requirements for equipment inspection and should be carefully implemented. In the maintenance and overhaul of power tests, relevant personnel should also implement the relevant regulations on overhaul and operation issued by the Ministry of Industry and Information Technology, adhere to prevention first, and actively improve equipment so that power equipment can operate safely and economically for a long time.
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2020/07/01
On June 29, the National Energy Administration held the 32nd party group meeting to convey and study the spirit of General Secretary Xi Jinping's important instructions on flood prevention and disaster relief work on June 28, and to conduct research and deployment on flood prevention and disaster relief work in the power industry.
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2017/02/16
Gulf States Power Investment Demand Over $110 billion in Next 4 Years
According to a report by Ventures Onsite, a construction consulting company, in 2016, the installed power capacity of the Gulf countries was 148GW, accounting for 47% of the Middle East and North Africa region. Electricity demand in the region will grow by 8% annually by 2020, requiring an additional 69GW of installed capacity and an investment of about US $137 billion in related construction (US $85 billion) and transformation and transmission (US $52 billion). The Gulf States invested $25.52 billion in electricity in 2016.
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2017/02/16
Advantages and Disadvantages of Half Bridge Transformer Switching Power Supply
Half-bridge transformer switching power supply and push-pull transformer switching power supply, because the two switches work alternately, equivalent to two switching power supply at the same time output power, the output power is about twice the output power of a single switching power supply.
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2017/02/16
Many electrical equipment companies in the first three quarters of the performance of the pre-happy
Wind statistics show that as of September 1, 63 listed companies in the electrical equipment industry have issued third-quarter performance forecasts. Among them, there are 46 companies, accounting for 73%, and the electrical equipment industry continues to grow steadily.
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