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1. Common faults of voltage transformer For voltage transformers , the most common fault is that the core through-bolts are suspended in potential and discharged during operation due to unreasonable...[Details]
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In the first half of 2019, under the influence of factors such as Sino-US trade frictions, weakening market demand, and fierce competition, the gross profit margins of the three major domestic packag...[Details]
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STC MCU uses IAP technology to implement EEPROM function, which is more convenient to operate than external storage chips. There are 6 special function registers involved in STC MCU EEPROM operation,...[Details]
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Using array signals to estimate the two-dimensional direction of arrival (DOA) of signals has been a hot topic in recent years. This paper uses ADI's ADSP21160 as the main processor to build a signal ...[Details]
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This time we are going to talk about downloading programs, pictures or other files to SPI Flash. I use W25X16 SPI Flash, which has 2MB space, 2 Blocks, 512ge Sectors, and 8096 Pages. Since SPI Flash ...[Details]
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The inverter circuit structure is mainly composed of a rectifier circuit, a current limiting circuit, a filter circuit, a braking circuit, an inverter circuit and a detection sampling circuit.
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0 Introduction
In most modern control systems, light-emitting diodes (LEDs), digital tubes, liquid crystal displays, buzzers, etc. are usually used for status/result display and fault alarm. I...[Details]
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Investment in sodium battery projects remains hot. On March 12, the VAST sodium-ion battery cathode material project with a total investment of 2 billion yuan was signed and settled in Wangcheng Econ...[Details]
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Recently, according to an email from IEEE, because Huawei has been included in the "Entity List" by the United States, its employees cannot serve as reviewers. On the 29th, a screenshot circulate...[Details]
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Currently in the new energy vehicle market, new car manufacturers are making increasingly fierce efforts, with good news on delivery volume coming in frequently. Yesterday, NIO announced its delive...[Details]
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According to Jiwei.com, since AirPods were launched, TWS earphones have been widely recognized by end consumers for their convenience, intelligence, and improvements in charging endurance, sound qual...[Details]
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Preliminary statistics released by the Semiconductor Equipment Association of Japan (SEAJ) on the 28th showed that sales of semiconductor (chip) equipment made in Japan in June 2021 (3-month moving a...[Details]
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Millimeter-wave radar, whether it is forward-looking radar or corner-facing radar, plays an important role in the field of autonomous driving/assisted driving due to its high cost-effectiveness, st...[Details]
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Abstract: This article introduces the "host computer-PLC power control system" developed by applying a programmable controller (PLC) to transform the DC high-voltage power supply system of the li...[Details]
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Voltage reference is a simple, stable reference voltage. As a key factor in circuit design, the selection of voltage reference requires consideration of many aspects and compromises.
Differen...[Details]
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