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Beijing, March 9, 2010 - ABB, the world's leading power and automation technology group, actively participates in the development and utilization of solar energy in China, making positive contribution...[Details]
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Successfully transform the fresh-keeping warehouse with 1.5P air conditioner
Before this, many people have questioned whether it is feasible to use air conditioners as cold storage. Just recen...[Details]
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5.1 sound processing is currently a relatively perfect sound solution that can meet the super requirements of computer games and home audio and video. Traditional two-channel audio has therefore withd...[Details]
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Recently, there is a piece of news about Apple that has attracted Xiaofang's attention. That is, a Brazilian consumer recently filed a lawsuit with the local court because he found that the charger w...[Details]
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Abstract: By adopting the peak current limiting method, the current limiting function can suppress the switch current of the power converter when the inductor current exceeds the threshold. However...[Details]
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1. Introduction
With the development of electronic technology, complex programmable logic devices (CPLDs) are increasingly widely used in electronic instruments due to their high speed, hi...[Details]
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China Energy Storage Network News:
On September 26, the megawatt-class floating wave energy power generation device developed by Guangdong Power Grid began to assemble "parts" in Dongguan. ...[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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1. The structure of LED bulb LED bulbs can be divided into external structures and internal structures. Let's first look at its external structure. The appearance of a typical LED bulb is show...[Details]
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(1) Before measurement, the size of the current to be measured should be estimated, and an appropriate range should be selected so that the pointer indication exceeds the middle scale during measurem...[Details]
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The Belfer Center for Science and International Affairs at Harvard Kennedy School recently released a report pointing out that in addition to becoming a manufacturing powerhouse, China has also becom...[Details]
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introduction
The analog input channel of intelligent instruments is generally composed of sensors, preamplifier circuits, active filters, sample-and-hold circuits (S/H), A/D converters, and microco...[Details]
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On April 15, Unigroup Guoxin disclosed its 2020 performance report. During the reporting period, the company achieved operating income of 3.299 billion yuan, a decrease of 3.83% from the same period ...[Details]
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Technical requirements for variable frequency power supply 1. Rated total capacity of variable frequency power supply: 6000VA, input single-phase AC: 220V±10%, output three-phase four-wire symmetri...[Details]
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The soft starter is an electrical device widely used in the industrial field. It controls the starting current of the motor to achieve smooth starting of the motor, reduce the current shock during ...[Details]
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