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introduction
The plate thermal conductivity meter is developed according to GB 10294-10295-88 "Determination of Steady-State Thermal Resistance and Related Properties of Insulating Materials by...[Details]
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Driven by the rapid development of new energy vehicles in China, the compound growth rate of the domestic power battery industry has exceeded 150% in the past five years. After experiencing the marke...[Details]
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过去LED 业者为了获得充分的白光LED 光束,曾经开发大尺寸LED芯片 试图藉此方式达到预期目标。不过,实际上白光LED的施加电力持续超过1W以上时光束反而会下降,发光效率相对降低20~30%。换句话说,白光LED的亮度如果要比传统LED大数倍,消耗电力特性超越荧光灯的话,就必需克服下列四大课题:抑制温升、确保使用寿命、改善发光效率,以及发光特性均等化。
The solu...[Details]
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On October 26, Shanghai Electric Co., Ltd. disclosed its third-quarter report. The company achieved operating income of 5.411 billion yuan in the first three quarters of 2021, a year-on-year decrease...[Details]
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How a multimeter measures AC voltage When plugged in, use the AC voltage block of the digital multimeter to measure the working voltage of the DC power supply system and the working standard voltage ...[Details]
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1. Introduction ZF200 medium wave transmitter is a fully solid-state high-power digital amplitude modulation 200KW medium wave transmitter produced by Beiguang Technology Co., Ltd. It uses digital au...[Details]
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Flash memory is a non-volatile memory, which is relative to SDRAM and other memories. That is, after the memory is powered off, the internal data can still be saved. Flash is divided into Nand, Nor...[Details]
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Ore analyzers can be used to conduct on-site analysis of various types of ores. The mature X-ray tube analysis system tested on-site has no radioactive isotopes and can make rapid and complete ore ty...[Details]
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Design a rotating LED clock, install a row of LED light groups on the pointer rotating plate, use the visual persistence effect of the human eye, use the microcontroller I/O port to control the light...[Details]
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/********************************************************************************************** * File name: 12864.c * Copyright: * Module name: Serial working mode driver program of 12864 LCD driven...[Details]
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Building an integrated ecosystem of AUTOSAR software and hardware to promote innovation in intelligent connected vehicles
November 18, 2024, Beijing, China –
iSoftStone and Ren...[Details]
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Energy is everywhere, such as the light energy emitted by the sun and electric lights, the energy generated by various vibrations, the bio-heat energy generated by human movement, and the energy ge...[Details]
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Mitsubishi PLC (Programmable Logic Controller) is a control device widely used in the field of industrial automation. In Mitsubishi PLC, auxiliary relays (M relays for short) are a very important c...[Details]
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In the past two years, the global smartphone landscape has changed dramatically. Samsung and Apple are still the top two, but the third place has changed from Huawei to Xiaomi. According to dat...[Details]
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Overview
The power cable fault tester is a cable-specific detection equipment used to solve the open circuit, short circuit, grounding, low resistance, high resistance flashover and high resistan...[Details]