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As the COVID-19 epidemic continues to spread and many cities are locked down, it is difficult for companies to resume work, which will have a far-reaching impact on the industry. Especially for upstr...[Details]
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Introduction At the beginning, we use assembly to initialize the C language environment, such as initializing DDR, setting the stack pointer SP, etc. After all these tasks are completed, we can enter...[Details]
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After more than two months of fierce competition, the organizing committee of the Chinese Academy of Sciences' "Pioneer Cup" Parallel Computing Application Grand Prix recently announced the May list ...[Details]
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Coal mine hoists are important equipment in the production process of coal mines, iron mines, and nonferrous metal mines. The safe and reliable operation of hoists is directly related to the produc...[Details]
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1 Background
This article uses permanent magnet synchronous motor to introduce its control method. The structure of permanent magnet synchronous motor is: the rotor is permanent magnet and t...[Details]
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introduction
The two most commonly used wind power generation systems on the market are variable speed constant frequency doubly fed wind power generation system and permanent magnet direct dr...[Details]
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The steady-state voltage of an automotive battery ranges from 9V to 16V, depending on its state of charge, ambient temperature, and alternator operating conditions. However, the battery power bus is ...[Details]
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The latest research report from Strategy Analytics’ IoT Strategy service, “The Battle for Unlicensed LPWA Supremacy in IoT,” predicts that by 2025, the number of unlicensed LPWA connections worldwide...[Details]
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Switching mode power supplies are used to convert one voltage to another. The efficiency of this type of power supply is usually very high, so in many applications, it replaces linear regulators.
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The purchase price of this Philips T8 0.6M 10W tube is 98 RMB. The packaging is a big loss for big brands: The plug screws at both ends are blocked with rubber: Plug accessories: The p...[Details]
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On the evening of February 23, Philihua announced that its holding subsidiary Shanghai Shichuang plans to increase capital and expand shares, and introduce strategic investors with industrial synergy...[Details]
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(1) Before measurement, the power supply of the device under test must be cut off and short-circuited to the ground. Measurement is never allowed while the device is powered on to ensure personal and...[Details]
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When choosing a high and low temperature test chamber, users can refer to the technical parameters of the equipment, such as temperature range, uniformity, fluctuation, heating rate and cooling rate,...[Details]
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With the rapid advancement of "Industry 4.0" and "Made in China 2025", more and more semiconductor manufacturers are increasing their investment in the field of industrial automation. Industrial auto...[Details]
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Industrial control computers are computer systems designed specifically for the field of industrial automation control, with the characteristics of high performance, high reliability, real-time per...[Details]