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introduction With the rapid development of social economy, the energy problems faced by mankind have become more and more prominent. Solar energy, as a clean energy, has undoubtedly received widespre...[Details]

      Although Moto launched the Snapdragon 8 Gen1 model first last night, and even lowered the price to less than 3,000 yuan, Xiaomi 12 is the only officially certified first model by Qualcomm, and ...[Details]

On November 17, according to Korean media BusinessKorea, China ranked first in the number of selected papers at the International Solid-State Circuits Conference (ISSCC) to be held in 2023. Pictur...[Details]

The voltage comparator is a circuit that detects and compares the input signal. Its function is to compare an analog signal with another analog signal (reference signal) and output the binary sig...[Details]

　　Working principle of insulation tester 　　The insulation withstand voltage tester is also called the electrical insulation strength tester or the dielectric strength tester. A test in which a specif...[Details]

OFweek Cup · OFweek 2023 China Robot Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]

Meaning of three-phase asynchronous motor model Now let's take the three-phase asynchronous motor YS series of Senli Motor as an example: the YS series belongs to the small Y series motor with...[Details]

Commonly used balanced charging technologies include constant shunt resistor balanced charging, on-off shunt resistor balanced charging, average battery voltage balanced charging, switched capacitor ...[Details]

Recently, the impact of the semiconductor shortage has begun to affect Japan's home photovoltaic power generation systems. Panasonic will stop producing photovoltaic inverters in the near future, a...[Details]

In the past two days, BYD has become a major traffic player in the new energy vehicle circle. A financial report with sales of 424 billion yuan and net profit of 16.6 billion yuan made many peers e...[Details]

The 2019 Guangzhou Auto Show will open tomorrow. As the year-end "closing" drama of the automotive industry, the flourishing new car lineup has become a shot in the arm for the continuously sluggish ...[Details]

This time the LCD and touch screen intelligence were transplanted together. As for the reason, I will post a detailed explanation tomorrow. http://www.arm9home.net/read.php?tid-14273.html It is main...[Details]

In the middle of this year, Google suddenly stopped providing GMS (Google Mobile Services) to Huawei, trying to "brick" Huawei's smartphones sold overseas. Huawei's mobile phones encountered obstacle...[Details]

　　　1 Question raising 　　One of the more commonly used networks in the field of industrial control and measurement is the industrial control equipment network composed of the RS-485 communication in...[Details]

１序言 随着电力电子器件和控制技术的不断应用，通用变频器作为以实现产业机械为主的自动化、省力化、节能化的交流调速装置而得到了迅猛发展。由于对通用变频器技术进步的期待日益高涨，而使其的应用不仅在工业生产方面，而且在健康/医疗设备、娱乐装置、环境/生活方面的装置及家用领域的使用也得以不断扩大。 在新市场应用的不断扩大之中，原先的各种变频器的应用方面的技术进步也同样突飞...[Details]