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The method of connecting a single-phase inverter outputting three-phase 220V to a three-phase motor is as follows:
Determine the input power and output voltage of the inverter
First...[Details]
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The global photovoltaic inverter market is welcoming the first wave of replacement. Market research institutions pointed out that as the life of photovoltaic inverters in early ground-based power s...[Details]
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Testing is an essential part of ensuring product quality. Manufacturers need more accurate, flexible and economical testing systems. The faster the industry develops and the more widely used the ...[Details]
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The 2019 Berlin International Consumer Electronics Show (IFA 2019) has officially kicked off. TCL Communication, Huawei, Lenovo and many other Chinese mobile phone companies have participated in the ...[Details]
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1. Introduction
1.1 Problems with existing testing technology solutions
GPIB
is too costly, requiring expensive I/O cards and cables; it is too slow; and it can only connect up to 1...[Details]
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Keil C51 Tutorial---Basic Knowledge of Development System (I) Section 1 System Overview Keil C51 is a 51 series compatible microcontroller C language software development system produced by Ke...[Details]
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1 Introduction
Bluetooth is a wireless personal area network (WPAN) technology, which is adopted by IEEE as 802.15.1. It has a very broad application prospect. Bluetooth version 1.2 (standard ...[Details]
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On August 9, according to the first half performance report released by China Unicom, 3G business service revenue was 40.91 billion yuan, exceeding 2G business revenue for the first time, which show...[Details]
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To avoid measurement errors, specific measurement techniques must be used depending on the value of the resistor being measured. For small resistance measurements ( 100Ω), lead resistance and thermal...[Details]
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The development of human technological civilization has always been accompanied by the extension and liberation of perception and limbs. From knotting to video calls, from old horses to satellite n...[Details]
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Recently, a letter from TSMC President Wei Zhejia was circulated in the market, which mentioned TSMC's plan to invest $100 billion in the next three years to expand production capacity, and that it w...[Details]
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1. Expression Statement Adding a semicolon ";" after the expression constitutes an expression statement, such as: a=++b*9; x=8;y=7; ++k; An expression statement can be formed by putting one...[Details]
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Weighing sensor is a commonly used gravity measuring instrument, which can convert the mass signal of the measured object into an electrical signal output. As the core component of electronic belt s...[Details]
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Autonomous mobile robots (AMRs) and automated guided vehicles (AGVs) are robots with mobility, perception, and connectivity that are used to transport and move loads of various weights and sizes, a...[Details]
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Basic concepts of memory mapping The address generated by the ARM processor is called a virtual address. The method of converting this virtual address to another physical address according to a certa...[Details]