China Daily

Researcher­s design new air-defense missile system

- By ZHAO LEI zhaolei@chinadaily.com.cn

China has become a world leader in air-defense technologi­es thanks to the hard work and dedication of researcher­s at China Aerospace Science and Industry Corp’s Second Academy, the country’s major developer of air-defense weapons systems.

Researcher­s from the academy’s Zhang Yiqun Laboratory have been playing a vital role in the developmen­t of China’s new air-defense missile system by designing its control systems — the “brain” of any missile.

Compared with previous generation­s of air-defense missiles, the new-generation missile system will have a wider range of targets and be much more technologi­cally sophistica­ted, taking China into the ranks of just a handful of nations capable of designing and producing such a system.

The cutting-edge missile’s control systems need to be extremely efficient and accurate, said Wang Mengyi, deputy head of the Second Academy’s General Design Department and former leader of the laboratory.

“Metaphoric­ally put, the mission of these control systems is to guide a needle to fly 1,000 kilometers to pierce the eye of another needle,” he said. “For researcher­s from Zhang Yiqun Laboratory, their mission is to turn this seemingly impossible task into reality.”

Wang said control systems are mainly tasked with working out a missile’s best trajectory and making sure it can hit its target.

The successful developmen­t of China’s new air-defense missile system would be unachievab­le if researcher­s at the laboratory had failed to design world-class control systems, he said, noting that they adopted new design methods that have reduced design time tremendous­ly and improved missile performanc­e.

Wang Xiaodong, a laboratory researcher, said members of the laboratory spent numerous days and nights improving the accuracy of control systems and optimizing the algorithms that are central to them.

“For example, we worked 10 consecutiv­e days and slept little each day to detect and resolve one extremely rare abnormalit­y because all of us are aware that our nation’s airdefense networks can only be reliable if we are meticulous and responsibl­e toward our work,” he said.

The laboratory, named after Zhang Yiqun, a top researcher at the academy and former head of the laboratory, has been granted 11 National Science and Technology Advancemen­t Awards and 28 National Defense Science and Technology Progress Awards due to its extensive contributi­on to China’s air-defense networks. It has also registered more than 130 defense technology patents.

In the laboratory, members of the Communist Party of China play a vanguard, exemplary role, leaders of the laboratory said. They always take the lead in innovating, carry out their assignment­s carefully, with scrupulous attention to detail, and also display an inspiratio­nal level of diligence and devotion toward their work.

 ?? FAN SONG / FOR CHINA DAILY ?? HQ-9 air-defense missile is one of the air-defense missiles developed by researcher­s at China Aerospace Science and Industry Corp’s Second Academy.
FAN SONG / FOR CHINA DAILY HQ-9 air-defense missile is one of the air-defense missiles developed by researcher­s at China Aerospace Science and Industry Corp’s Second Academy.

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