Huazhong University of Science and Technology team photo provided by Huazhong University of Science and TechnologyAccording to Xinhua News Agency, on October 8th, it was learned from Huazhong University of Science and Technology that the engineering and technical team of the National Pulse Strong Magnetic Field Science Center of Huazhong University of Science and Technology has recently successfully achieved the overall magnetization and demagnetization of the rotor of a 20 MW semi direct drive permanent magnet wind turbine, marking China's scientific research team being the first in the world to achieve the overall magnetization and demagnetization of the entire series of models of megawatt level permanent magnet wind turbines.It is reported that permanent magnet wind turbines are currently the main model used for wind power generation, and the permanent magnet pole is a key core component of permanent magnet motors, assembled from numerous magnetic steel...

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The XP and XM series power supplies under Xianma belong to the same "X series" in a strict sense, focusing on high-performance performance. The suffix "P" or "M" is considered a sub project, used to refer to the market corresponding to the power supply...

Speaking of Shanxi, our first impression isA major coal province!For several years after the founding of the People's Republic of China, we have firmly held the "top spot" in coal production,Shanxi Province is not only an important coal base in China, but also one of the world's largest coal bases!The coal mines in Shanxi have not only never stopped mining for many years, but their annual coal production is still 2-3 times that of other places!Under such a large amount of mining,How much coal is left in Shanxi?How many years is it enough to mineShanxi Province covers an area of 157000 square kilometers, and after exploration,40% of the province has coal resources; There are 118 county-level administrative regions in the province, and 94 counties have coal underground!It can be said that if you dig a hole in Shanxi, you may even see coal!Moreover, the average thickness of coal seams in Shanxi's coal mining resources is only 30-40 meters, with most locations not exceeding 300 meters,It is easy to mine and the quality of coal is also very high!This is also why Shanxi's coal production is so high, as a major energy province,Shanxi's coal once lit up half of the country's lights!According to estimates,Shanxi's coal reserves are around 300 billion tonsAfter so many years of mining, only over 10 billion tons have been mined; According to the current level of mining,It can still be mined for hundreds of years!In recent years, Shanxi coal mines with a glorious history have begun to transform into intelligent technology based coal mines.Multiple coal mining groups have become smarter, safer, and more efficient with the help of technology! Some coal mines can even complete the entire process of coal excavation, mining, transmission, and delivery through machines...

What are the boundaries of privacy? Mass supervision and individual rights in the Internet eraIntroduction: In the era of the Internet, the rapid development of information technology has enabled the public to quickly access a large amount of information, but it has also sparked a series of discussions on privacy protection and individual rights. Recently, a video has been circulating crazily online, involving a suspected relationship between a man and a woman at the Changshu Forest Fire Tunnel in Suzhou...

The iPhone 15 Series Made in India: Quality Warnings and Future ChallengesIn the Indian market, the hot sales of the iPhone 15 series have suddenly turned into a wave of returns, as a large number of quality issues have surfaced. Users complain about screen cracks, short battery life, camera issues, etc...

Recently, the State Administration of Radio and Television issued a document requiring that at least six analog channels be retained for the overall conversion of digital television nationwide. This policy has attracted widespread attention, prompting people to think: how many TV sets do we need in the digital wave?Firstly, we need to understand what digital television and analog television are...

With the end of the Mid Autumn Festival and National Day holiday, Rizhao Airport has successfully completed the "Double Festival" guarantee task. To ensure the smooth and orderly production safety, operational support, and sincere service during the holiday season, Rizhao Airport actively coordinates the airline's transportation capacity, innovates service measures, creates a strong holiday atmosphere, and fully promotes the recovery of the aviation market...

This year's National Day holiday coincides with the Mid Autumn Festival. Amidst the multiple expectations of family and friends reunions and long vacations, Super Golden Week has shown strong domestic demand, driving diversified consumption trends, and increasing travel enthusiasm...

On October 6, 2023, during the 74th International Astronautical Congress (IAC) in Baku, Azerbaijan, the Indian Space Research Organization (ISRO) released preliminary scientific results on India's historic "Luna 3" lunar mission, including the first measurement of the near surface lunar plasma environment near the South Pole of the Moon.On July 14, 2023 local time, the Indian lunar ship 3 probe was launched with an LVM-3 heavy carrier rocket...

With the development of society, nowadays almost everyone has a mobile phone. The price of a smartphone is not cheap, ranging from a few thousand to tens of thousands...

Rocket enthusiasts must have heard that if you want to go into space, you really need the help of this hero. The man I want to introduce to you today also has a space dream...