China Aerospace
23-7-16 19:49 Posted in Hainan
【Visiting JF-22 hypersonic speed wind tunnel】
China's JF-22 ultra-high-speed wind tunnel can reproduce flight conditions at an altitude of 40 to 90 kilometers and a speed of up to 10 kilometers per second, which is equivalent to about 30 times the...
JF-22 hypersonic wind tunnel :
Diameter: 2.5 meters
Length: 167m
Temperature range of hypersonic flows: 2500°C to 18000°C
Air flow speed: Mach 5 to 30
Simulated altitude: 25 to 90km
Simulation duration: 40ms at Mach 10
The second #C919 large passenger aircraft was delivered to China Eastern Airlines on Sunday. The aircraft will later continue to service passengers flying between Shanghai in E China and Chengdu in SW China’s Sichuan.
By July 12 this year, the first C919 aircraft has conducted 87 flying...
World's largest aperture synthesis radio telescope, Daocheng Solar Radio Telescope, on Friday officially started its trial scientific observation in SW China's Sichuan, after proving its capability in solar activity monitoring and radio astronomy observation. #telescope
Prime Minister Muhammad Shehbaz Sharif, Federal Ministers, dignitaries from China and PAEC officials performing the groundbreaking of the 5th Unit of Chashma Nuclear Power plant (C-5) in Chashma, Mianwali.
China's lunar landing system will be ~26t
a lander to carry 2 astronauts to/from Moon's surface & a propulsion module
Lunar rover ~200kg; supports 8-hour activity with lunar spacesuit
Crewed spacecraft ~26t; 3-member crew to Moon; same return module for 4~7 crew LEO
China will attempt to use two launch vehicles to send a moon surface lander and manned spacecraft into lunar orbit, as part of the country’s planned manned moon landing before 2030. Taikonauts will carry out long-term, systematic lunar research and verify relevant technology, CMSA official said...
Methalox Race is Over! LandSpace Made History! World's 1st successful orbital launch of a methane rocket, Zhuque-2 Y2, just happened at Jiuquan Launch Center (UTC 01:01 July 12)! Big congratulations to LandSpace(蓝箭航天) on the monumental achievement. Land Your Dream in Space!
"Reglobalization minus China" - what about Russia?
I think how the world minus West - their collective stand and action with sanction on Russia, should tell plenty on how they feel about Western sanction.
The American is like the KMT Taiwanese, when they are in favorable situation, they have no problem going maximum.
But when they don't expect to win, they cry victim, and tell you no "winner take all".
Are they hoping to repeat the 2008 stimilus of 4 trillion again?
Is that why Yellen is visiting, get China to buy US treasury?
Fool me once shame on you. Fool me twice shame on me.
So Dalai is like Gordon Chang, too much brainwash and forever underestimate China. Sometime one has to wonder what exactly is the guy thinking??!!
I think the real problem is probably too optimistic about himself, that is the consequence of surrounding yourself with yes men.
I guess it is...
Look like this western media has found a new sky is falling down, that never seem to run out, forever one after another, continuosly for at least the last 2 decades.