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In general low-power UPS, in order to save costs, the battery voltage is generally not high. Figure 8 is an example of a battery voltage of 60V. Of course, there are many commonly used battery volt...[Details]
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Working Principle Overview 1.1 System Module Wireless chargers use the principle of electromagnetic induction. A pulse frequency of 36.7K is generated through the NE555D chip (because after deb...[Details]
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There are many factors that affect the life of LED lighting fixtures. In addition to the most common poor heat dissipation, according to application experience, the reasons for LED dead light or ...[Details]
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The inverter is a device used to adjust the speed of the motor. It controls the speed of the motor by changing the current and frequency of the motor. The wiring terminal of the inverter is an impo...[Details]
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Nowadays, more and more products such as mobile phones, digital cameras (camcorders), PDAs, MP3/4, etc. use lithium batteries as the power supply for system circuits . The requirements for power sup...[Details]
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Due to various reasons, there are current harmonics in the power grid. Due to the existence of power grid impedance, the harmonic current flows through the power grid impedance, which will cause th...[Details]
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As
the "holy grail" of the
power battery
field, solid-state
batteries
can theoretically completely solve
the pain points of
electric vehicles
in terms of safety,
driving r...[Details]
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On the evening of May 12, China's leading wafer foundry Semiconductor Manufacturing International Corporation (SMIC) released its first-quarter 2022 financial report. Many operating indicators once a...[Details]
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Recently, Miaomi Technology announced the completion of tens of millions of yuan in Pre-A round of financing, jointly invested by Hangzhou Xingrui Wanjia, Junde TIS, and Xingchen Fund. Miaomi equipme...[Details]
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introduction The so-called constant current source is a power supply with a very stable output current, but this stability is relative, not absolutely unchanging, but its rate of change is so...[Details]
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1. Introduction
Here we will introduce the basic principles of data engine technology and reveal the role of this technology in transforming the performance of traditional DCS contr...[Details]
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Tesla delivered its first batch of vehicles equipped with HW 4.0 (Hardware 4.0) earlier this month, and now we are gradually learning more details about this new system.
Tesla Hardware 4...[Details]
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introduction
Energy saving is an important indicator in lighting control. At present, there are analog dimming control systems and digital dimming control systems. The analog dimming control s...[Details]
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From the Beijing Winter Olympics, the Chengdu Universiade, to the Hangzhou Asian Games currently being held, large-scale sports events held in China in recent years have not only been a feast for t...[Details]
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The basic integrator circuit has an inverting structure. Its input loop element is a resistor and its feedback loop element is a capacitor, see Figure 5.4-6A.
Node ∑ is a virtual p...[Details]
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