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In the process of electrical drawing design, a very important concept is how to describe the structure of the system and components. For example, how do we describe the sentence "the contactor for ...[Details]
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In September this year, some media revealed that Gree’s new Dasong mobile phone has been registered with the Ministry of Industry and Information Technology. Recently, the phone passed the 3C certifi...[Details]
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Tesla secretly develops dual-clutch transmission Tesla has been committed to promoting the development of electric vehicle technology. The latest news shows that Tesla is developing an innovative d...[Details]
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UPS (Uninterruptible Power System) AC power supply is increasingly widely used in various fields of the national economy. This article will introduce a practical and simple online UPS. The b...[Details]
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1. Introduction
Over the years, the practice of transient high-voltage surge in power electronics has proved that transient high-voltage surge (spike pulse with duration as short as mic...[Details]
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Due to the corrosiveness and abrasiveness of the desulfurization system slurry, as well as its high solid content (up to 30%), it is impossible to measure its density using conventional detection meth...[Details]
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As we all know, with the development of optoelectronic information, microelectronics, network communication, digital video, multimedia technology and sensor technology, security monitoring techno...[Details]
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A big move by Amazon may make the Chinese cloud market even more intense. The US technology giant held its AWS Technology Summit in Shanghai, where Amazon's cloud computing subsidiary AWS announced...[Details]
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1 Introduction
Interference (or noise) is the general term for all unnecessary signals and various electromagnetic disturbances other than useful signals. Interference comes from outside the...[Details]
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Vishay Releases Video Demonstration of Photodiode-Based Ambient Light Sensor
Recently, Vishay announced that in order to help customers understand the benefits of using ambient light senso...[Details]
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Used in negative feedback AGC circuit
The circuit of diode for negative feedback AGC is shown in the figure. In general radio, the emitter resistor of the tube is connected with a fixed capacitor. ...[Details]
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Against the backdrop of the rapid development of the
smart home and
service robot
industries, home appliance giant Haier and humanoid
robot
startup Leju have reached a strategic part...[Details]
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In 2019, the home appliance market was surging, and many major events occurred. For example, on January 28, the National Development and Reform Commission and ten other ministries and commissions joi...[Details]
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DC servo drives are widely used in the fields of industry, medical treatment, and national defense due to their excellent driving performance. The structure of a typical DC servo drive is shown in ...[Details]
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In transformer differential protection, how to distinguish between magnetizing inrush current and internal fault current is an inherent and unavoidable problem, and has been a research hotspot for ...[Details]
Microcontroller MCU
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