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Figure 18 Pulse structure of Bulletin 1557 inverter
The medium voltage inverter of A?B Company is Bulletin1557 series. The control mode adopts speed sensorless direct vector control. The...[Details]
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The first version of Android 12 developer preview was released last month, and today Google released Android 12 developer preview version 1.1. As the minor version number suggests, this v...[Details]
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Consumers want as few cables as possible to connect their home entertainment systems, which has led to the need for wireless active speakers. To provide the best audio quality from high-end active sp...[Details]
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In casual terms, when it comes to the design of "domain", major domestic and foreign vehicle manufacturers and suppliers are like the Eight Immortals crossing the sea, each showing their own magica...[Details]
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On the 10th, the reporter learned from the School of Metallurgy and Energy Engineering of Kunming University of Science and Technology that the team of Professor Hua Yixin of the school has made im...[Details]
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At present, the trend of electronicization of automotive functions is becoming increasingly stronger to cope with increasingly stringent fuel efficiency regulations and meet consumers' higher requ...[Details]
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Huami Technology has officially announced that Xie Bing, former senior vice president of global sales and marketing applications at Texas Instruments (TI), has joined the Huami Technology board of di...[Details]
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The 51 series MCU code is as follows: #include reg52.h //Call the MCU header file #define uchar unsigned char //unsigned character macro definition variable range 0~255 #define uint unsigned int //Un...[Details]
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/* ********************************************************************************************************************************** * Name : STM8S memory read and write operations * Author : MingM...[Details]
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The annual Arm TechCon was held this year, with experts from major technology giants around the world gathering together to discuss future technology trends and policy directions. In the past few yea...[Details]
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1. Introduction
With the continuous advancement of automobile assisted driving technology, more and more sensors and controllers are used in automobiles. Many new models are already equipped w...[Details]
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As the importance of chips becomes increasingly prominent, mobile phone manufacturers such as BAT, Xiaomi, OPPO, and VIVO are all busy laying out chips. According to cnBeta, on July 29, 2019, OPPO an...[Details]
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The automotive industry is transitioning to electric vehicles, and it is expected that by 2025, up to 30% of new car sales will be electric vehicles. Solving the range and charging anxiety will be th...[Details]
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Since the concept of the Internet of Things was born in the United States, the Internet of Things has become an important part of the new generation of information technology, and is the integration ...[Details]
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China Energy Storage Network News:
The proposal to comprehensively promote the goals of carbon peak and carbon neutrality provides direction for the green and low-carbon transformation of C...[Details]
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