It is understood that in the 2022 Winter Olympics in Beijing, seven ice rinks and nine ice surfaces were built and rebuilt, all of which used environmental protection refrigeration systems and refrigerants, among which five ice surfaces used carbon dioxide (R744) transcritical direct refrigeration systems and four ice surfaces used R449A refrigerants.

After a series of testing activities and competitions, the high-quality ice surface of the Beijing 2022 Winter Olympics rink has won unanimous praise from athletes from all over the world. In addition, the ice surfaces of these seven ice rinks also have the characteristics of environmental protection and sustainability, and the concept of "green Olympics" runs through them from design to implementation.

The past of the Olympic Games

The 24th Winter Olympics, the 2022 Beijing Winter Olympics, is scheduled to open on Friday, February 4th, 2022 and close on Sunday, February 20th. There are 7 events in Beijing Winter Olympics, 15 events and 109 events.

Beijing branch undertakes all ice projects; Yanqing Division undertakes snowmobile, sleigh and alpine skiing projects; Chongli District of Zhangjiakou Division undertakes all snow projects except snowmobile, sleigh and alpine skiing.

On 20021September 17, Beijing Winter Olympics and Paralympics released the theme slogan "Join hands in the future". 10 June 18, the flame of Beijing Winter Olympics was successfully lit in Greece. 101On October 20th, the flame of Beijing Winter Olympics arrived in Beijing.

200211031News, the recruitment of volunteers for the Beijing 2022 Winter Olympics and Paralympic Winter Games has been basically completed, and the training of volunteers for the Games has been fully started. 165438+1October 15, the new MV of the slogan promotion song "Together for the Future" for the 2022 Winter Olympics and Paralympics was officially launched on the whole platform.

2021116, "Join hands with the future-Beijing Winter Olympics Promotion Conference" was held at the China Cultural Center in Paris. People from Chinese and French cultural, artistic and sports circles and overseas Chinese representatives 100 attended. On the morning of February 3rd, 65438, the State Council Press Office held a press conference, and all the preparations were ready.