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Automatic control circuit for star-delta starting of electric motor Working principle: Close the power switch QK, press the start button SB1, contactors KM2 and KM1 are energized at the ...[Details]

The International Energy Agency (IEA) estimates that 19% of the electricity consumed worldwide is used for lighting, so "efficient lighting" has been a topic of focus in recent years. In recent yea...[Details]

1. Introduction This paper takes the traction inverter charging circuit of the Shenzhen Metro Line 1 Phase I project as the research object, introduces the working principle of the Shen...[Details]

　　During the operation of the microprocessor, if there is interference from the power supply or the outside world, the read instruction or program pointer address may be wrong. In this case, the micro...[Details]

Han's Laser held the 34th meeting of the 6th Board of Directors and reviewed and approved the "Proposal on Authorizing the Company's Management to Initiate Preliminary Preparations for the Domestic L...[Details]

According to Russian media Kommersant, the price of local CPUs designed by Russian companies has doubled due to strong demand and complex logistics. Notably, Baikal Electronics claims that its partne...[Details]

Some people believe that fluoride ion batteries can be comparable to lithium batteries or even replace lithium ion batteries. According to foreign media reports, researchers use machine learning to q...[Details]

;LCD setting (lower 8 bits of command mode word) BIAS EQU 52H 1/3 bias 4 back RC256 EQU 30H system clock selects on-chip RC oscillator SYSEN EQU 02H turn on system clock LCDON EQU 06H turn on bia...[Details]

The design process of the advanced autonomous driving central domain controller requires a full grasp of the safety design principles. Because in the early design, whether it is architecture, softw...[Details]

To analyze the boot process of arm2440, we must first understand the hardware configuration of arm2440. There is no storage chip in the arm2440 CPU, except for a 4kb SRAM (static memory can run progr...[Details]

The competitive advantages of Chinese power battery companies such as products and technologies have been recognized by international car companies, and Chinese battery companies have occupied the ma...[Details]

There are many ways to learn inverter maintenance, but if the direction is wrong, all efforts will be in vain, so it is important to grasp the direction. In order to enable everyone to master the i...[Details]

China Energy Storage Network News : State Grid Corporation of China released the "Arctic Wind Power Resources and Development Research" report at the Global Energy Internet Conference. The En...[Details]

On December 20, the Camel Group Wuhan Management Center and Wuhan Optics Valley Innovation Center settled in ceremony was held in Wuhan East Lake High-tech Zone. Camel Group founder Liu Guoben, Cam...[Details]

In the rapid development of the semiconductor industry, silicon carbide (SiC), as a new type of wide bandgap semiconductor material, is gradually becoming an important development direction of the ...[Details]