“Snow Dragon” spells out China speed technology track to deliver ecological value


People’s Daily online: February 11, the Beijing Winter Olympic Games men’s skeleton snowmobiles competition in the “snow dragon”.Yan Wengang of China won the third place with a total of 4 minutes 01.77 seconds, achieving the breakthrough of “zero” medal for China in the skeleton bobsled event. Another Chinese athlete Yin Zheng won the fifth place with 4:02.13 seconds.In the morning of Feb 11, zhao Dan and li Yuxi, who were born in the 2000s and were the female flag-bearers of the Chinese delegation at the opening ceremony of the Beijing Winter Olympic Games, also represented China.It is reported that this is the first time for Chinese women skeleton bobsled athletes to participate in the Winter Olympics, the two women’s performance is very good, Zhao Dan is 1:02.26 new track record of women skeleton bobsled, provisional third.Yan Wengang of China competes in Beijing, Feb 11, 2018.It is understood that the steel sled, known as the “ice dive machine”, is extremely fast, because there is no steering and braking device, athletes need to lie on the sled face forward, rely on the head and body slight shaking to control the direction, sliding down the ice track at high speed.Athletes can achieve good results, and the high-quality construction of venues inseparable.China’s Zhao Dan competes in the competition on Feb 11.The National Bobsled Center is one of the new venues with the highest design difficulty, the most difficult construction and the most complex construction technology in Beijing Winter Olympics.The stadium track is 1,975 meters in length and has 16 curves with different angles and gradients. The highest design speed is 134.4 kilometers per hour and the vertical drop is over 120 meters. It is the first bobsled track in China, the third in Asia and the 17th in the world to meet the Olympic competition standards.It is also called “Snow Dragon” because from the air, the track winds down like a dragon hovering in the mountains.The 11th turn is the only 360 degree turn in the world.Chinese architectural design and research institute chief architect Li Xinggang is introduced, the construction of “flying snow”, will our country southwest mountainous area “that” traditional residence structure transformation to create a modern architectural technology, the development of mountain aerial platform system, built along the mountain movements steel bracket “hold” the foundation platform, do not destroy the mountain environment, and to enhance construction efficiency and quality,After the race, the terrain can be quickly restored as required.In order to avoid the soft ice caused by direct sunlight during the day, the snowmobile and luge competition venue is usually built on the north slope of the mountain, but only one area on the south slope of Haitao Mountain has a suitable construction slope.Therefore, the design team of Li Xinggang realized the research and development of the “Snow Dragon” terrain climate protection system by using the natural shelter of the natural terrain and the design of artificial terrain, sunshade and windscreen backboard. The energy saving index of the track was even better than that of the North Slope.National Bobsled Center.In addition, the design team also added a pedestrian path to the awning as a counterweight to the structure, which is not only convenient for maintenance personnel, but also for spectators and tourists.The “Snow Dragon” is hidden under the shingled roof of the awning, adding to the Chinese charm of the forest verandah.”The core idea of the design of Yanqing competition area is to transfer Chinese cultural concepts and ecological values to the world.”Li Xinggang said that the Construction of Olympic venues must not only meet the international requirements in terms of technology, but also in the eyes of the world to build a super project, from the grand display in 2008 to the ecological integration in 2022, “every Olympic project, is creating history.”(Wang Lianxiang from the official website of BoCOG, Beijing Youth Daily, etc.)

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