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1 Overview
The matrix converter is a forced commutation AC-AC converter. It consists of 9 controllable bidirectional switches. It uses PWM control to directly convert the AC power ...[Details]
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On November 9, 2023, Dalianda Holdings, a leading international semiconductor component distributor committed to the Asia-Pacific market , announced that its subsidiary Quanding launched an ultra...[Details]
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0 Introduction
Due to the constraints of its structure and principle, traditional induction electric energy meters usually have shortcomings such as small measurement range, poor stability, a...[Details]
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Development Trend of Electric Drive System Technology Policy continues to drive: New energy and energy-saving automobile technologies develop simultaneously, improving power and fuel consumption le...[Details]
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ORG 0000H
SJMP MAIN
org 000bh;
sjmp fbsc
ORG 0031H;
MAIN:MOV P1,#00H;
MOV P0,#0ffh;
mov sp,#40h;
mov a,#01h;
acall zcxa
mov tmod,#00h;
m...[Details]
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Abstract: Light intensity is an important indicator in environmental monitoring parameters. This paper uses the light intensity sensor TSL2561 and the JN5139 wireless chip to design a light intensi...[Details]
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The wide applicability of the automatic test system is because the design of the automatic test system is not for a single test object, but for abstracting and classifying the functional test of th...[Details]
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1. Current status of LED driver power supply
Standard electric lights are undergoing a revolution. In order to conserve energy and combat global warming, some states in the United Sta...[Details]
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01#
Overview
Inverters play an important role in electric and hybrid vehicles. Their main function is to convert the DC power provided by the onboard battery pack into three-phase AC powe...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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Preface
Surface-mounted permanent magnet synchronous motors have been widely used in medium and low-speed industrial fields, such as spindle servos, industrial robots, etc., due to their simpl...[Details]
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The 330W AC regulated power supply circuit is shown in the figure below. The working principle: R2, R4, R5, R6 The actual values of the five sampling resistors should be: 470kΩ±3kΩ, 3.7kΩ±300Ω, 1...[Details]
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According to Phoenix Technology News, security vendor Check Point has disclosed that a security vulnerability exists in the audio processing firmware of the system-on-chip designed by MediaTek, which...[Details]
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The "power rationing" in the autumn and winter of 2021 caught people off guard. While recalling the long-lost memory of lighting candles during power outages, people began to re-examine electricity...[Details]
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At BYD
Dream Day
in January this year
, Wang Chuanfu said that BYD was the first in the industry to propose the slogan "The first half is electrification, the second half is
intelligence...[Details]