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China
Energy Storage Network News: Experts and enterprises discussed the new industries, new formats and new models of energy internet, the analysis of energy internet and power system reform...[Details]
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On November 9, the Ministry of Industry and Information Technology released the 350th batch of new car announcements, totaling 254 new energy products, including 34 passenger cars , 52 buses, and 168...[Details]
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The upcoming "Apple Glasses" will give the wearer a whole new AR perspective of real or virtual environments, and Apple is working on technology that will allow users to smoothly zoom in and o...[Details]
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An economical household temperature measurement system composed of a single bus digital temperature sensor DS18B20 and 89C2051. Its temperature display is "-XXC", with an accuracy of ±0.5℃ and a te...[Details]
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STM Learning Notes - Using a Timer to Implement a Firefly Lamp
In the sixth note, I used software delay method to realize fireflies. After learning about timers, of course I have to use th...[Details]
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Lam Research, a supplier of semiconductor manufacturing equipment and services, brought its cutting-edge semiconductor manufacturing processes and technologies to SEMICON China 2021, the top event in...[Details]
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First of all, let's talk about the selection of megohmmeter. For equipment with a rated voltage of less than 500 volts, use a 500 volt or 1000 volt megohmmeter. For equipment with a rated voltage of ...[Details]
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In recent years, with the increasing efforts of the country to promote new energy vehicles and the continued rapid development of the new energy vehicle industry, we can see more and more new energ...[Details]
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The working principle of the boost switching regulated power supply can be illustrated by Figure 2-6. When the switch tube T is on, the voltage U across the inductor L is equal to the input voltage U...[Details]
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“It’s time to rewrite the rules of the game.”
Just now, the king of cockpit chips for smart cars launched the latest smart car chip platform - it can capture both cockpit and driving sim...[Details]
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Tonight, in addition to launching the new Reno 7 series, OPPO also pushed the official version of ColorOS 12. According to official news, the official version of ColorOS 12 will be upgraded for a t...[Details]
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Tachometer measurement method
●The rpm speed measurement methods can be mainly divided into 3 categories:
●Mechanical rpm speed measurement
●Optical rpm speed measurement
●Stroboscopic rpm speed m...[Details]
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1. Abrasives Abrasives, brush materials
Various materials used to brush the copper surface before cleaning the board surface, such as polymer non-woven fabrics, or non-woven fabrics mixed with corun...[Details]
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If the radiation of the DC motor is not up to standard, the following are some rectification plans that can be considered:
Use shielding materials: Use shielding materials inside the mot...[Details]
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A soft starter is an electrical device used to start a motor. It can effectively reduce the current shock during starting and extend the service life of the motor and equipment. There are two main ...[Details]
RF/Wirelessly
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