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NVC,
a leading brand in
China's
lighting
market, is facing the risk of brand fission as the "civil war" escalates - dealers plan to establish a new company (
NVC Lighting
Operator All...[Details]
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The infrared sensing system is used to sense whether there are harmful gases nearby. When the infrared sensing system senses that harmful gases are approaching, it sends a high level that lasts for...[Details]
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The high-frequency inverter main circuit is shown in Figure 4. The inverter high-voltage circuit is composed of a full-bridge
driver
. The power
switches
Q1~Q4 use IGBT modules. The inverter...[Details]
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On the morning of April 26, the weather was fine and the spring scenery was bright. The groundbreaking ceremony for the 2023 transformation project of Qidong Life and Health Industrial Park and the...[Details]
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Conventional servo drives can achieve precise control because the distance, position, and speed of the motor can be fed back to the servo drive through the encoder on the motor, forming a small clo...[Details]
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DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
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The so-called PWM is to use the ratio of high-level time and waveform period to represent a number. If this number becomes a nearly continuous curve after filtering, it is DA conversion; if the vol...[Details]
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When a novice uses ICC programming, some errors often occur. Here are some common error reports. Some of the errors here are deliberately made for demonstration. You are welcome to report the errors y...[Details]
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Aerial view of the 100MW project at Capenhurst in Chester, UK. Image credit: Zenobe Energy
A battery energy storage system in the UK has begun providing reactive power s...[Details]
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Previously, Meizu founder Huang Zhang said, "For a company, talents are those who can make money, and those who lose money are wasted money." So the question is, how much money did Meizu lose? It is ...[Details]
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The leakage current tester is designed according to international and domestic safety standards such as IEC, ISO, BS, UL, JIS, etc. It is suitable for testing the safety leakage current of various ...[Details]
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Jiwei.com previously reported that on July 1, OFILM's intelligent vehicle business unit's Shanghai office moved to a new address, and stated that the company's intelligent vehicle business has starte...[Details]
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The automotive industry is about to usher in a technological revolution. How exciting is it? The industry generally believes that the changes in the next 20 years will be greater than the 107 year...[Details]
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According to Jiwei.com on January 11, iQOO's product manager @戈蓝V published a long article last night discussing the pricing of iQOO7. @戈蓝V said that first of all, iQOO 7 will have a price that is in...[Details]
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State Grid may release a distribution network investment plan this year or early next year. The distribution network market will grow rapidly, and investment will drive the development of related s...[Details]
Power technology
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