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This paper adopts an embedded system based on ARM11-Win CE platform as the control platform of the system to improve the performance, integration and scalability of the system; using GPS positionin...[Details]
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Substations interconnect different voltage levels and form a critical link between transmission, distribution and consumption. Primary equipment such as power transformers, circuit breakers and disco...[Details]
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When I first started working on the power supply, the master would repeatedly remind me that the PE ground needs to be disconnected when using an oscilloscope. This is because the reference ground of...[Details]
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The transformer volt-ampere characteristic tester is a special testing instrument for relay protection and high-voltage insulation to test current transformers and voltage transformers. It can direct...[Details]
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For the widely used cogeneration nowadays, steam metering is not only related to the statistics and assessment of energy, but also directly related to the economic benefits of steam production units a...[Details]
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1. Overview
Electricity isolation
Sensors
/transmitters are small-volume, high-performance electrical quantity testing components (products) developed for electrical quantity detect...[Details]
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As the world's first A-class auto show this year, the ongoing Shanghai Auto Show is very exciting and lively. In the past few days, we have seen countless automakers at the Shanghai Auto Show bringin...[Details]
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SHANGHAI, April 7, 2024 /PRNewswire/ -- On April 3, 2024, SGS, an internationally recognized testing, inspection and certification organization, issued the ISO/SAE 21434:2021 Automotive Cybersecuri...[Details]
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1 Virtual Simulation in the Wave of Intelligent Driving
Virtual simulation testing has played a huge role in reducing costs and increasing efficiency in algorithm development, and is an indisp...[Details]
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On July 18, at the welcome dinner of the 2019 Jiwei Semiconductor Summit held in Haicang, Xiamen, Zhou Zixue, Chairman of the China Semiconductor Industry Association and Chairman of Semiconductor Ma...[Details]
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The substation power monitoring system can provide necessary operation information locally or remotely, especially the information of switch and protection behavior, so that the on-duty personnel and ...[Details]
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With the widespread use of high-power LEDs in lighting decoration and illumination, power LED drivers are becoming more and more important. It will become possible to use high-power LEDs for road l...[Details]
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Three-phase AC servo motors are widely used, but after long-term operation, various faults will occur. Timely identification of the cause of the fault and corresponding treatment are important task...[Details]
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Foreign media 91mobiles shared Apple's new Apple Watch Series 7 CAD renderings today. The upcoming Apple Watch Series 7 will have flat edges, narrower bezels for a larger display, and more promi...[Details]
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Simply put, the CPU architecture is different. Although both are 8-bit, the instruction sets are different. 1) AVR uses RISC, a Harvard structure bus; 2) 51 uses CISC, a von Neumann structure bu...[Details]
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