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1 Introduction
In recent years, with the widespread application of power electronic equipment and nonlinear and impact equipment, the harmonics generated in the power grid have cau...[Details]
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At present, the LED fluorescent lamp market is very active, and manufacturers are mainly divided into three categories: the first category is the factory that originally made LED chips, and then pene...[Details]
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As the "leader" in the domestic new energy vehicle industry, BYD has a huge impact on the field of new energy vehicles. It has been about a year since the release of e Platform 3.0 last year. During ...[Details]
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An interrupt is a reaction by the CPU to an event that occurs in the system (either the program itself or external reasons) when executing a program. It temporarily puts aside the program currently b...[Details]
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Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) is a field-effect transistor that can be widely used in analog and digital circuits. MOSFET first appeared in the 1960s and was firs...[Details]
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According to Juheng.com, TSMC, the leading foundry, announced on the 15th that it will build a factory in the United States. The market is concerned about whether its supply chain will follow suit an...[Details]
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Question requirements: Two digital tubes display a stopwatch of 0-59 seconds. A matrix keyboard, input 0-F. When the A key is pressed, it enters the time modification state. At this time, press any t...[Details]
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There are many devices in our daily life that can adjust the gears autonomously, such as the brightness of desk lamps, the speed of toy cars, the speed of fans, etc. They have different ways of adjus...[Details]
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This machine can quickly and fully automatically charge batteries below 48 volts, with a maximum charging power of 600 watts. STK702-015 is a powerful large-scale thick-film switching power supply cir...[Details]
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Abstract: When designing a new AC purification power supply, it is necessary to study the relationship between the equivalent inductance L and the thyristor firing angle θ. This article explores...[Details]
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Xiaomi has announced the pre-launch information for the "Believe It or Not" direct conference on April 1st. It will launch 20 new products and 9 super benefits at the 55-minute conference. So what ne...[Details]
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August 19 news, today, Xiaomi officially announced that the in-store pickup service is officially launched. It is reported that after placing an order on Xiaomi Mall, consumers can go to the ...[Details]
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On the afternoon of April 20, it was reported that the Honor V40 was launched in January this year. According to past rules, the follow-up should be the flagship of "Honor 40" (without V). Howe...[Details]
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Today, Lenovo pushed system updates to three Motorola phones, the moto edge X30 / S30 / S, with different update logs. Lenovo's Chen Jin said that this is the last week of the OTA update in the...[Details]
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Robots assisting libraries is an inevitable trend in the book industry
As the way people acquire knowledge evolves and changes, the introduction of robots into library scenarios is crucial; an...[Details]