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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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Problem description: When using DAQmx to collect or generate data, sometimes both need to be performed simultaneously, depending on the situation. Sometimes the real-time requirements for collecti...[Details]
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Single-touch sensors and swipe sensors are two new types of solid-state fingerprint sensors, both of which collect information through changes in capacitance during touch. This article analyzes the...[Details]
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On the basis of ensuring the safe operation of the instrument, we strive to improve the accuracy and energy saving of the instrument. To this end, we should not only select display instruments that m...[Details]
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At 8:05 on May 16, Liu Zhigang, a dispatcher of Shandong Dezhou Power Supply Company, found an alarm message of grounding of phase B of the 10kV Mengde line on the duty screen. He notified the main...[Details]
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Have you ever spent a lot of time selecting the best op amp for your circuit only to find out that the offset voltage at the manufacturer's reference input is wrong? What if in your application cir...[Details]
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As electric bicycles and electric motorcycles become more popular, consumers are demanding longer battery life. Extending the battery life of a battery pack allows the vehicle to travel further witho...[Details]
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1. Features of Winbond ARM W90N740
Winbond's W90N740 is an ARM7 chip with ARM7TDMI core and RISC structure. W90N740 contains two 10/100Mb MAC Ethernet controllers and uses network accelerator NAT....[Details]
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The following is an analysis of the program execution flow:
The program entry is: head.s file, which is mainly the main program entry + copy all (actually not more than 16K), set 6 interrupt vectors,...[Details]
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This article introduces the measurement problem of 7723 audio analyzer. During measurement, the reading flashes on and off and cannot be read, and the instrument cannot continue to measure. 1....[Details]
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According to foreign media reports, in 2008, Finnish programmer Jerry Jarawa was involved in a motorcycle accident and lost a finger. With the help of a doctor, he installed a prosthetic finger an...[Details]
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The real-time clock module provides clock counting with calendar mode, flexible programmable alarm clock and calibrable clock counter.
8.1 Introduction to RTC_A
The Real Time Clock modu...[Details]
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News from Volkswagen Group (China) shows that Volkswagen Group (China) recently announced that it has joined hands with Jiangsu Huayou Energy Technology Co., Ltd., a subsidiary of Huayou Cobalt, to r...[Details]
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Samsung may release the Samsung Galaxy S21 series in January 2021, and details about this flagship are now being revealed. Today, industry insider @Ross Young revealed that all three models ...[Details]
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Nokia's history tells us that every change of a generation of mobile communication technology is a bloody business war, with former giants "failed" and newcomers becoming leaders. As the king of the ...[Details]
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