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China Energy Storage Network : The spot market is the inevitable direction of the power system reform. The construction of the power spot market is the requirement for implementing the nation...[Details]

In many laser application fields such as medicine, industrial production, laser printing, laser marking, laser welding, laser cutting and fiber optic communication, beam quality analysis provides a lo...[Details]

introduction In recent years, the number of touch-screen phones has increased exponentially, and users can interact with the phone system directly with their fingers. There are generally two...[Details]

1. Working principle of Tektronix current probe when testing high frequency As the frequency of the measured current increases, the Hall effect gradually weakens. When measuring a high-frequency AC c...[Details]

According to foreign media reports, researchers at the Oak Ridge National Laboratory (ORNL) in the United States have developed a smart power electronic inverter platform that can connect local energ...[Details]

As an important type of spread spectrum communication system, the frequency hopping communication system has been widely used in the military and civilian communication fields for its excellent anti-...[Details]

As of June 30, State Grid Hunan Electric Power Co., Ltd. had put into operation 149 power grid construction projects, added 10.575 million kilovolt-amperes of substation capacity and 1,331.2 kilome...[Details]

From outdoor lighting to indoor lighting, from general to special, the application fields of LED are constantly expanding, and medical lighting is one of them. Compared with general lighting, med...[Details]

When designing a cooking machine, an engineer needed a Hall current sensor and a transformer to achieve constant power control. This article mentioned the domestically produced Zhongke Alpha Hall c...[Details]

In circuit design and debugging, it is often necessary to test the amplitude-frequency characteristics of the system, but professional network analyzers are expensive, have slow scanning speeds, and ...[Details]

      Following the earlier exposure of the renderings of Huawei’s new nova7 SE, blogger @宋敬亭 once again exposed the real poster of the nova7 SE endorsed by Guan Xiaotong.       Judging from the po...[Details]

On April 17, SAIC Vice President and New Power Technology Chairman Lan Qingsong and General Manager Xu Qiuhua jointly unveiled the power battery factory, and together with guests and media friends,...[Details]

introduction In industrial production and scientific research, signals are usually sampled at high speed for a long time, which will generate a large amount of sampled data. In some special environ...[Details]

#define N 50 //50 samples per channel #define M 7 //7 channels uint32_t ADC_ConvertedValue ; DMA_InitStructure.DMA_MemoryBaseAddr = (u32)&ADC_ConvertedValue; DMA_InitStructure.DMA_BufferSize = N*M; ...[Details]

Cars are becoming more and more popular, and have been chosen by more and more families as their means of transportation. Driving safety has attracted widespread attention from the society. Wheneve...[Details]