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The principle of variable frequency starting of electric motor
The principle of variable frequency starting of electric motors is to process and adjust the AC signal provided by the power supp...[Details]
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Many power engineers have wrong concepts about the design of high-frequency magnetic components in switching power supplies. The high-frequency magnetic components they design cannot meet the requi...[Details]
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The era of domestic medical device recalls being completely untraceable has officially ended.
The "Medical Device Recall Management Measures (Trial)" (hereinafter referred to as the "Measures"...[Details]
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1. Low resistance tester based on single chip microcomputer design
1 Introduction
In the process of circuit testing, it is often encountered that there is a large error between the experiment...[Details]
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0 Introduction
Mechanical fault diagnosis of reciprocating compressors is a research topic that has attracted widespread attention. The working conditions of reciprocating compressors are very diffe...[Details]
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In recent years, some special properties of polymer dispersed liquid crystal (PDLC) have been widely used. Based on the current theoretical research results of PDLC, this paper explores and studies...[Details]
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In the process of ARM learning, code redirection is used, and the problem encountered when the bytes in the link script are not aligned is encountered. The specific initialization code is as follows ...[Details]
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On the first day of iPhone sales, just like in previous years, a large number of consumers lined up in long queues at different Apple Stores in various places. The stores were crowded and the s...[Details]
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The concept of smart home originated very early and is becoming more and more popular in China. Many families have installed smart homes, but are smart homes really that good? Today, the editor wil...[Details]
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The U.S. Department of Commerce has clearly listed a list of Chinese nuclear power companies that are subject to a specific ban, and has included China General Nuclear Power Group (CGN), China's larg...[Details]
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Mechanical keys will have jitter, so in order to eliminate the jitter of the keys and avoid misoperation caused by jitter caused by various interferences, de-jittering becomes particularly important.
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In June 2015, our company's AKF-BT20105C lithium battery moisture meter was installed and debugged in Yunnan Gejiu Shengbihe Industrial Co., Ltd. After debugging, the whole set of instruments ran s...[Details]
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Fuji Keizai predicts that the global market for lithium-ion secondary batteries will exceed 5 trillion yen (about 333.55 billion yuan) in 2020 and reach 8.8239 trillion yen (about 586.96 billion yu...[Details]
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The stepper motor is an open-loop control motor that converts electrical pulse signals into angular displacement or linear displacement. In the case of non-overload, the motor's speed and stop posi...[Details]
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TMS320C6727DSP is a floating-point signal processing chip from TI. It has the characteristics of fast processing speed and high calculation accuracy, so it is widely used. The Parallel Flash method i...[Details]
Microcontroller MCU
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