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What is the mechanical loss of the motor?
(1) Copper loss: stator copper loss; rotor copper loss; stray loss.
(2) Core loss.
(3) Mechanical loss: ventilation loss; friction loss.
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1. Introduction
In the motor course for undergraduate students majoring in electrical engineering, there is a knowledge point about motor weak magnetic speed control. This course mainly descri...[Details]
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Applying IoT technology in prisons means connecting people, tools, buildings and some supervision facilities in prisons through "Internet technology" to form an "Internet of Things". By building ...[Details]
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Most lighting designers believe that all LED products are of the same quality. However, there are many manufacturers and suppliers of LEDs, and Asian manufacturers supply low-cost LEDs to the world...[Details]
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Avnet and STMicroelectronics have partnered at Embedded World 2024 to showcase cloud-connected solutions using Avnet IoTConnect and STMicroelectronics microcontrollers.
At the ST booth, ...[Details]
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Financial leasing has a 40-year history in China since CITIC Group began exploring it in 1979. As a product of the combination of finance and trade, financial leasing has played an important role in ...[Details]
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Exhibiting a production-grade face verification solution that is invisible under the mobile phone screen at Mobile World Congress 2024 (Tronmax Booth: Hall 6, Booth E68; STMicroelectronics Booth: Ha...[Details]
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/******************************************************************************/ /*【Written on】： 2011.07.07 * 【Author】： Yanling Electronics * 【Version】： V1.0 * 【Compilation environment】: ICCAVR * 【...[Details]
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This electronic clock is controlled by PIC16C55 single-chip microcomputer , which is suitable for timing constant temperature of greenhouse or timing constant pressure control of tap water. The oper...[Details]
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What is excitation
Excitation refers to the process of providing current to generate a magnetic field in electromagnetic equipment (such as generators, motors, etc.). Its main function is to m...[Details]
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AVR microcontroller is an enhanced RISC (Reduced Instruction Set CPU) high-speed 8-bit microcontroller with built-in Flash developed by ATMEL in 1997. AVR microcontrollers can be widely used in vario...[Details]
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1. Introduction
With the continuous development of the electronics industry, system design and development platforms based on ARM technology are increasingly being used in control, consumer, c...[Details]
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1. Simulator debugging (hardware simulation)
Recently, our college purchased the Zhou Ligong DP-51PROC tester from Guangzhou Zhiyuan Electronics Co., Ltd. Last Thursday afternoon, we went to tinker w...[Details]
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1. Introduction
In the process of information signal processing, such as signal filtering, detection, prediction, etc., filters are used. Digital filters are the most widely used devices i...[Details]
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The function of the serial port is to receive and send data. In the previous section, we have learned about the pin signals of the serial port. However, the sending and receiving of data requires c...[Details]
Mobile and portable
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