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1 Introduction
The frequency stability of power systems has been a topic of wide concern in the power engineering community in recent years. Loss of frequency stability will cause the system freque...[Details]
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1. Sampling circuit of blade battery system (1) From the perspective of the overall basic line connection, the starting point of the blade battery system design is to improve the integration efficien...[Details]
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LED技术的快速发展,光效的不断提升,LED射灯技术也在快速发展。目前的LED射灯几乎是以替代传统卤钨灯为主。相比传统灯具,LED射灯在节能及长寿命方面具有显著的优势。随着LED射灯成本的降低,LED射灯的应用也逐步开始普及。《全面剖析LED射灯灯具》分为上下两集,上集笔者先从LED射灯的技术要求,常见的规格类型及结构给大家讲起。
(I) Technical requirement...[Details]
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In January this year, the European Parliament passed a resolution with a vote of 550 to 12: recommending that all mobile phones and portable electronic devices sold in Europe adopt the same universal...[Details]
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Currently, electronic therapeutic devices use two electrode pads to symmetrically cover the body parts to be treated. The pulsating voltage on the electrode pads interacts with the resistance of the ...[Details]
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According to foreign media reports, researchers have recently developed a device called HiccAway, a specially designed straw that claims to instantly get people rid of hiccups. It was designed...[Details]
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Standard essential patents (SEPs) have become an unavoidable issue in supporting future technological development. As 5G technology is widely used in the automotive, Internet of Things, medical and o...[Details]
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The Ningde era extended its hand of expansion to the United States of America across the ocean. On February 14, 2023, Ford Motor announced that it would jointly build a lithium iron phosphate batte...[Details]
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Function of
the circuit
Analog
Signal
Interface
In the past, 4~20MA current loops were always used, 4MA is 0% of the full scale, 20MA is 100% of the full scale, and t...[Details]
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1 Introduction
SPI (Serial Peripheral Interface) bus system is a synchronous serial peripheral interface, which enables MCU to communicate with various peripheral devices in serial mode ...[Details]
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Microchip Technology offers a family of fan cooling speed controllers that operate in PWM mode for brushless DC fans (Reference 1). To control fan speed using the duty cycle of the PWM waveform, ...[Details]
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OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robo...[Details]
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The low-pass filter is an important part of direct digital frequency synthesis DDS, and its performance directly affects the characteristics of the entire DDS. A design scheme of elliptic function
...[Details]
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Regarding the determination of PID parameters, our predecessors have already said
First make sure I and D = 0 and then talk about P
Next, we will do P
First define a variable of the ...[Details]
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Inverter air conditioners and ordinary air conditioners are two different types of air conditioning systems. They have certain differences in working principles, energy efficiency, comfort, price, ...[Details]