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At present, the phenomenon of illegal private use of electric furnaces has frequently occurred in the dormitories of colleges and universities and large factories and mines. Here we introduce a power...[Details]
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The lowest frequency that a multimeter can measure is 3 Hz. To make accurate measurements, pay attention to the following points. Be careful to select the correct AC filter setting. The AC filter sm...[Details]
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On May 17, blogger @数码闲聊站 hinted that Xiaomi will launch a small iteration of Xiaomi 12 Pro in the second half of this year, which is expected to be named Xiaomi 12S Pro. Compared with Xiaomi...[Details]
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1 Introduction I have always had a vague understanding of the RO, RW and ZI data described in the ARM system. During this period, I have studied them carefully and discovered some patterns. I h...[Details]
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BMW's smart driving has also become more powerful~
Recently, there is an exciting news from the automotive industry: BMW has been approved in Germany to equip the same model with L2+ int...[Details]
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In order to compete for the pricing power and dominance of global new energy, fierce competition and comprehensive competition in the power battery industry are sweeping the world. More than ten da...[Details]
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1 Working Principle
The multimeter is one of the commonly used instruments in the electrical and electronic industries. This paper develops circuits and software for the MCS-51 single-chip microcomp...[Details]
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Many netizens who are new to 51 microcontrollers will have this question: What is AT89S51? Books and online tutorials all mention 8051, 89C51, etc.! Never heard of 89S51? ! Here, beginners need to ...[Details]
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1 Introduction
In modern society, as more and more nonlinear load devices are connected to the power grid, a large amount of harmonic current is injected into the power grid, causing voltage distorti...[Details]
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The location interface of what3words When in transportation, one of the core demands of users is to find the precise time and space location. The "map as desktop" design of Tesla's large-screen car ...[Details]
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Gas concentration is one of the important indicators of coal mine monitoring systems. At present, most of the gas sensor equipment used in mines adopts wired transmission methods, that is, optical cab...[Details]
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Measurement Principle and Precautions of Ground Resistance
In order to discharge the electric charge into the ground, it is necessary to bury a metal conductor (grounding body)...[Details]
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Contents The valve and electromagnetic flowmeter integrated device of the present invention relates to the field of electromagnetic flowmeters, and in particular to the field of flow measurement and ...[Details]
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Fiber Bragg grating sensors have wavelength encoding characteristics and are not affected by light source power fluctuations and system losses. Therefore, they have been widely used in the field of se...[Details]
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The inverter is a power electronic device widely used in the field of industrial automation. Its main function is to adjust the speed of the motor to meet the needs of different processes and equip...[Details]
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