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A generator that can generate electric potentials with equal amplitude, equal frequency and a phase difference of 120° is called a three-phase generator; a three-phase generator as a power source is...[Details]
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The electric vehicle (EV) charging industry is growing rapidly. As consumers, industry, and governments demand greener, more sustainable transportation, EV charging infrastructure must become more ...[Details]
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1-2-4． Calculation of energy storage filter capacitor for series switching power supply
We also start from the critical continuous current state of the current flowing through the energy storage in...[Details]
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The loss of stability in the operation of the power system is the most serious accident of the power system. Therefore, in the design and operation of the power system, when it is found that the st...[Details]
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A DC motor is an electric motor powered by a DC power supply. Its working principle is based on the magnetic effect of current and the effect of the magnetic field on the current. When the DC power...[Details]
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Working principle of rotary transformer:
Since the structure of rotary transformer ensures that the magnetic flux distribution in the air gap between its stator and rotor (one rotation) confo...[Details]
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There are many factors that affect the range of new energy vehicles: body design (wind resistance, lightweight, etc.), three-electric system (battery, motor, electronic control), environmental factor...[Details]
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1~2W audio power amplifier for easy installation in instruments
Function of the circuit
This circuit can be used when a small microphone is installed in an electronic instrument chassis to mon...[Details]
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Figure 6. Schematic diagram of Class AB grounded center-mounted headphones
Class G amplifiers typically use multiple supply voltages to achieve higher efficiency than Class AB amplifiers...[Details]
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In recent years, Apple has tried to reduce the dependence of Apple Watch on the iPhone, and now the official has taken new actions. According to media reports, in the watchOS 6 Developer Beta 2 ver...[Details]
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01 Elon Musk is a man of action. In a widely circulated article in March this year, a Tesla employee told a story: "One Friday, a shipload of Tesla Model 3s had just docked at the Port of Zeebr...[Details]
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As an important part of electric vehicles, the test and verification of the electronic control system is a very important part of the development process.
The verification of the controller i...[Details]
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On July 22, ZTE Corporation and Zhengtong Corporation held a strategic cooperation signing ceremony in Shanghai and launched a 5G message joint laboratory. The two parties will jointly explore 5G mes...[Details]
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On March 30, Qianfang Technology released its 2021 annual report, stating that the company's annual revenue reached 10.281 billion yuan, a year-on-year increase of 9.15%; the full-year net profit att...[Details]
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At 5 pm on October 18, the user-side energy storage project of Jiangsu Zhongjin Matai Pharmaceutical Packaging Co., Ltd. reversed power and was successfully connected to the grid and put into o...[Details]
Analogue and Mixed Signal
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