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How Power Factor Correction Works
1 Definition of power factor
Power factor (PF) refers to the ratio of AC input active power (P) to input apparent power (S). It can be expressed ...[Details]
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When I was reading the data sheet recently, I found that there are 8 types of GPIO configurations in Cortex-M3:
(1) GPIO_Mode_AIN analog input
(2) GPIO_Mode_IN_FLOATING floating input
(3) GPIO_Mod...[Details]
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1 Overview
The sensorless brushless DC motor (BLDCM) has been widely used in the field of model aircraft due to its high speed, high reliability, small size and light weight. However, comp...[Details]
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Recently, the news about the price increase of TSMC, the leading foundry company, has attracted great attention from the market. On August 25, the market reported that TSMC was about to increase pric...[Details]
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Recently, we learned from the Financial Associated Press that Geely Holding Group’s pure electric pickup brand Radar Auto will enter overseas markets in 2023 and will choose a suitable time for its I...[Details]
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There are many ways to learn inverter maintenance, but if the direction is wrong, all efforts will be in vain, so it is important to grasp the direction. In order to enable everyone to master the i...[Details]
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Overview binutils is a set of binary tools, including addr2line, ar, gprof, nm, objcopy, objdumpr, ranlib, size, strings, strip, etc. ar software ar is used to create, modify, and extract library f...[Details]
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FOC control algorithm: What FOC controls is actually the direction of the electromagnetic field of the motor. The rotor torque of the rotor is proportional to the vector product of the stator magneti...[Details]
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New energy vehicles, which have been "feeling their way across the river", seem to be at a new crossroads. Should we continue to focus on endurance? Or after ensuring a certain battery life, will...[Details]
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As an electronic component, light-emitting diodes have been around for more than 40 years. However, due to the limitations of luminous efficiency and brightness, they have long been used only as indi...[Details]
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At noon today, Lu Weibing, general manager of the Redmi brand, officially announced the Redmi K40 series flagship mobile phone, equipped with a Snapdragon 888 processor and priced at 2,999 yuan. ...[Details]
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1. Instrument Model Keysight N5182A signal generator (also known as signal source) 2. Fault phenomenon The customer reported that the instrument had been in normal use, but after a one-day break, i...[Details]
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The development of autonomous driving is like a bottomless pit, and no one knows how much money it will cost to fill it. Today, we see that Tesla can achieve FSD, but in fact, there is unimaginable f...[Details]
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The unveiling ceremony of Intel's artificial intelligence education, teaching and research, and teacher training base was held at Guangzhou Light Industry Vocational School. Nearly 100 leaders, exper...[Details]
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In recent years, smart cockpits have become a hot topic in the field of passenger cars. Smart cockpits bring a more intelligent, comfortable and safe driving experience, attracting the attention of...[Details]
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