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Troubleshooting of regulated power supply during use: (1) Varistor burst occurs: ① The varistor is broken; ② The photoelectric coupler of the corresponding phase is damaged; ③ The thyristor modul...[Details]
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The author of this article is an experienced power engineer who has been using oscilloscopes on the front line for a long time. In this capacity, he proposed that some details should be paid attenti...[Details]
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State Grid Qinghai Electric Power Company recently revealed that the cumulative two-way transmission of electricity in the Qinghai-Tibet Power Sky Road interconnection project has exceeded 10 billi...[Details]
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Grating: Grating is a technology that combines digital technology with traditional printing, and can show different special effects on special films. Display a lifelike three-dimensional world on a pl...[Details]
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In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radiation from m...[Details]
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Apple's over-ear headphones AirPods Max have been on sale for some time, and some users have reported encountering a strange problem when the headphones switch between active noise reduction and...[Details]
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Battery management systems (BMS) are quietly changing electric vehicles. Earlier this year, STMicroelectronics released the L9963E battery monitoring and protection chip, which aims to ...[Details]
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The basic principles and characteristics of the seven-electrode conductivity sensor are explained. According to the physical characteristics of the sensor itself and the requirements of high-precisio...[Details]
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The MDO4000 series mixed domain analyzer (Figure 1) is an innovative analyzer that has won more than ten best innovation awards at home and abroad. The reason is that the MDO4000 has the "five-in-o...[Details]
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Industrial control often requires multi-channel fault detection and multi-channel command control (this multi-task setting is very common). A single CPU chip is difficult to directly complete multi-ch...[Details]
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The rapid development of the financial, communication and transportation industries has led to the steady growth of the UPS industry. UPS technology has also been constantly changing, with single-mac...[Details]
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On March 28,
the official microblog of
CATL
(300750.SZ) released a message "Welcome new students" saying that the Shenxing
battery
and Kirin battery all-round series were officially ...[Details]
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I believe that everyone has often come across this line of code while(!key);, so do you know what this line of code is used for? Here I will share it with you, or use code to speak:
#include reg52.h ...[Details]
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CAN (Controller Area Network) bus is a serial data communication protocol developed by BOSCH of Germany to solve the data exchange between many controls and tests in modern automobiles. It is a m...[Details]
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Self-powered exciter and separately-powered exciter are two different types of exciters, which have obvious differences in structure, working principle, performance characteristics, etc. This artic...[Details]
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