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The control of the frequency converter is nothing more than the basic logic of start, stop, forward, reverse, and speed regulation. These logics basically require the level state to be valid, rathe...[Details]
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DDS,
like
DSP
(
digital signal processing
), is a key digital technology. DDS is
the abbreviation of Direct Digital Synthesizer. Compared with traditional
frequency
synthesizers
,...[Details]
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Home floor heating has gradually entered northern households. Common floor heating systems are divided into two categories, one is electric floor heating and the other is water floor heating. Common ...[Details]
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1. Introduction
LED has been widely used in landscape lighting in major cities in my country due to its energy-saving and environmental protection, long life, high reliability, rich colors...[Details]
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Although ladder diagrams and relay circuit diagrams are similar in structure, component symbols, and logical control functions, they have many differences, and ladder diagrams have their own progra...[Details]
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Circuit protection techniques and board layout strategies can help improve safety, reliability, and connectivity. Wearable technology has a weakness that is unlikely to exist in the IoT: the static...[Details]
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Many power engineers have wrong concepts about the design of high-frequency magnetic components in switching power supplies. The high-frequency magnetic components they designed cannot meet the req...[Details]
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Abstract: In order to solve the data discontinuity problem caused by improper setting of DMA FIFO depth based on LabVIEW FPGA module, a method for setting FIFO depth is proposed in combination with...[Details]
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On the morning of March 11, the China Semiconductor Industry Association released a heavyweight news on its official website: "The China-US Semiconductor Industry Association announced the establishm...[Details]
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There are two key challenges facing designers of resonant audio systems. The first challenge is to exploit the resonant frequency and resonant region of a speaker or buzzer to produce the maximum o...[Details]
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As of August this year, there are 40 power battery companies in China that supply batteries for 210 electric vehicles. Whether it is foreign brands such as Daimler, BMW, Mercedes-Benz, Porsche, Toyot...[Details]
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United Electric's lithium-ion battery storage facility in Colorado. (Photo: Business Wire)
French energy group Engie SA (EPA:ENGI), the North American arm of the French ener...[Details]
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Preface
With the widespread application of power electronic devices, harmonic pollution in the power grid has become increasingly serious. The power factor of many power electronic devices is v...[Details]
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The thermal management system of a car is an important system for regulating the car cabin environment and the working environment of car parts. It comprehensively improves energy utilization effic...[Details]
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Industrial controllers are core devices in modern industrial automation systems. Their core technologies mainly include the following aspects:
Hardware Technology
The hardware t...[Details]
Mobile and portable
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