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1. Power on precautions: Boot steps: (A) First, power the load with AC bypass; (B) After confirming that there is no output line short circuit and no overload, start the machine without load; ...[Details]
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Technical requirements for high voltage inverters
1. High reliability requirements
Due to the high input and output voltage of high-voltage inverters, the reliability and safety of the eq...[Details]
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Today's LED lighting has a variety of applications, from simple incandescent or cold cathode fluorescent lamp (CCFL) replacements to new architectural, industrial, medical and other applications. I...[Details]
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The method of measuring insulation resistance of three-phase motors is the same as that of single-phase motors, but the method of measuring coil resistance is different.
Measure the resi...[Details]
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Level characteristics The microcontroller is a digital integrated chip that uses a digital circuit. In a digital circuit, there are only two levels: high level (5V) and low level (0V). The input and ...[Details]
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Recently, global car companies and suppliers have continuously announced their support for Tesla's NACS charging standard. Even Volvo in Europe has publicly announced its support a few days ago. Tesl...[Details]
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As a first-tier domestic brand, Hashida quick-change discs have formed a stable customer base and brand power in the automotive manufacturing industry. In addition to quick-change discs, what e...[Details]
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On April 26, Renxin Technology held the first 16G high-performance automotive SerDes chip product launch conference at the 18th Beijing International Automotive Exhibition. Based on its profound in...[Details]
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1. Instrument model: Tektronix TDS3054C digital phosphor oscilloscope; 2. Fault description: The first screen is white after power on; 3. Testing process: 1. Disassemble the oscilloscope, clean t...[Details]
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As LCD screen technology matures, the current market focuses on beautiful and lightweight ultra-thin TVs, while also requiring ultra-clear picture quality. Common ultra-thin TVs are about 20 mm thi...[Details]
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With the evolution of the times and the continuous innovation and progress in automotive industry technology, machine vision systems, artificial intelligence and sensor-related technologies, driverle...[Details]
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LED multiplexing technology and application (LED pixel decomposition technology)
LED pixel decomposition (also known as virtual pixel) technology uses LED multiplexing technology. The same LED ligh...[Details]
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1. Program entry
Where do we find the entry? First, open the makefile file in the top-level directory. In this file, each development board supported by uboot has a configuration option. For e...[Details]
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In recent years, Guizhou's wind power and photovoltaic power have been connected to the power grid on a large scale. In order to ensure the effective consumption of new energy power, Guizhou has activ...[Details]
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introduction
Power Line Communication (PLC) is a wired communication method that uses the power grid as a channel for carrier communication. PLC has developed rapidly in Europe (Germany, the ...[Details]
Power technology
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