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This article will introduce two different methods for measuring the conversion efficiency of switching power supplies. The first method uses a wattmeter and two multimeters; the second method descri...[Details]
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Under the new national standard for motor energy efficiency, traditional high-energy-consuming three-phase asynchronous motors are facing crisis challenges. In addition, the rare earth raw materials ...[Details]
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For personal safety, it is necessary to ensure that the machine is powered off, and remove the inverter input power lines R, S, T and output lines U, V, W before operation! First, set the multimeter ...[Details]
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OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
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Stepper Motors
There are several mechanical ways to convert rotary motion to linear motion, including rack and pinion drives, belt and pulley drives, and other mechanical linkages. All of t...[Details]
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(Image source: UCI) According to foreign media reports, electrical engineers at the University of California, Irvine (UCI) have invented a new wireless transceiver that can increase radio frequenc...[Details]
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Exquisite workmanship solar bluetooth headset
Solar powered Bluetooth headset sits on a desktop or car dock
Panasonic headphone packaging: Musical note
...[Details]
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Over the past few years, several major international standards organizations, including the U.S. Environmental Protection Agency (EPA) Energy Star program, the European Commission's Code of Conduct (...[Details]
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With the development of electronic science and technology, in the 1970s, with the application of microelectronics technology, magnetic locks, voice-controlled locks, ultrasonic locks, infrared...[Details]
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1. The origin of ISO26262
Safety is the most important factor in automobile R&D and manufacturing.
No matter how advanced the driving functions are integrated into a new car, the de...[Details]
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Embedded application system design includes two parts: hardware platform and software platform. The former is a hardware system with embedded microcontroller/microprocessor as the core; the latter ...[Details]
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Preface: As the functions and performance of various 8051-compatible microcontrollers become stronger and stronger, the intelligence and complexity of their application systems are also constantly ...[Details]
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At present, foreign DC regulated power supplies have been developing in the direction of multi-function and digitalization. Matthew et al. proposed a microcomputer digital control power supply that ...[Details]
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According to Jiwei.com news, the 2019 China Jiangyin (High-tech Zone) Innovation and Entrepreneurship Competition with the theme of "Intelligent Jiangyin Entrepreneurship and High-tech" was recently ...[Details]
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Gartner recently released the 2024 China Security Technology Maturity Curve, which introduces innovations in China's security field.
This year, two new innovations were added: AI network securi...[Details]