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This paper adopts a combination of software and hardware design method, uses the area equivalence method, and implements SPWM control of the experimental inverter system based on PIC microcontroller....[Details]
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Application Background
Rail transit is responsible for the vast majority of passenger and freight transportation, but with the rapid development of the national economy, the contradiction ...[Details]
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The dishwasher adopts microprocessor control. Its operating voltage is 220V. The motor power of the cleaning pump is 120W, the motor power of the drainage pump is 60W, and the power of the heater i...[Details]
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On the day when Japanese voice actress (voice actor) Hanazawa Kana officially announced her marriage, many otakus shouted "yeqingjie" (my youth is over). Which of the male gods/goddesses who are rega...[Details]
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China Energy Storage Network News:
On April 14, 2020, State Grid Corporation of China held a video conference in Beijing to start the centralized linkage of the 2020 comprehensive constructio...[Details]
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Since the release of iPhone 7, the practice of not setting up headphone jacks on mobile phones has gradually become popular in the market. Coupled with the excellent performance of AirPods, consumers...[Details]
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Measurement of inductor q value - in sensing applications
1 Error Analysis of Low-Q Inductor Measurement
In actual sensing, when measuring low-Q inductance, we often encounter some inductors that h...[Details]
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On August 6, 2021, Shenghui New Energy completed the industrial and commercial registration procedures and obtained a business license issued by the Foshan Municipal Administration for Industry and...[Details]
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1. What is a single-chip computer? A working computer must consist of several parts: CPU (for calculation and control), RAM (data storage), ROM (program storage), input/output devices (for example: s...[Details]
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New energy, also known as unconventional energy, refers to various forms of energy other than traditional energy, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy ...[Details]
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The general idea is to add a boot progress bar in NBoot or EBoot. Since WINCE startup mainly takes time to read NK, every time a certain page is read, a line of fixed height is drawn on the scree...[Details]
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The LED industry's call for unified standards for LED lighting has been a topic of discussion in the industry for a long time. Although various regions have been formulating and testing their own l...[Details]
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For a long time, semiconductor-grade high-purity sulfuric acid has been monopolized by international giants such as BASF. The output and quality of domestic semiconductor-grade sulfuric acid cannot m...[Details]
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4.1 Verification of voltage noise test technology
4.1.1 Test technology verification plan and verification standards
In order to verify the reliability of the system, we used the test method in F...[Details]
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Yan'an High-tech Zone Investment Promotion Team went to Chengdu and Wenzhou to conduct investment promotion inspection activities. From October 14th to 19th, Qin Li, member of the Party Working Commit...[Details]