On the 9th October 2022 clear sunny day at CNSA –China National Space Administration At Wenchang Space Launch Centre – Hainan Province China, People’s Republic of China….. Space Station Mengtian Experiment Module completes propellant refilling According to the China Manned Space Engineering Office, on October 9th 2022, the space station Mengtian Experiment Module completed propellant refilling as planned. Since the Mengtian experimental module arrived at the Wenchang space launch site, it has completed the final assembly and testing of the technical area, and will carry out a joint inspection of system functions together with the Chang Zheng Long March 5B Yao-4 Carrier Rocket launch vehicle. At present, the facilities and equipment of the Wenchang Space Launch Site are in good condition, and the systems participating in the test are undergoing mission preparations in an orderly manner
The Mengtian experimental cabin is equipped with a cargo airlock and an outboard deployment test platform. In the future, the scientific test equipment that needs to be installed outside the cabin can be transported to the space station through a cargo spacecraft, and then the load will be sent to the outside of the cabin through the cargo airlock, and the robotic arm or astronaut will install it on the platform outside the cabin. Realize the continuous update of the extravehicular test project.
On the after of Mid-Autumn festival Tuesday 13th September 2022 CNSA –China National Space Administration At 21:18 Hours Hong Kong SAR –Beijing Time the Chang Zheng- Long March 7A Y5 carrier rocket ignited and took off at Wenchang Space Launch Centre – Hainan Province China, People’s Republic of China and lifted the China Zhongxing-1E Telecommunications satellite straight into the sky, and then the satellite entered the predetermined orbit and launched the mission complete success.
Zhongxing 1E satellite is developed by the Fifth Academy of China Aerospace Science and Technology Corporation my country’s strongest civil communication satellite The development of the China Zhongxing-1E communication satellite is tight, the task is heavy, and it has experienced a new platform and new state, such as heavy take-off weight, high vertical center of mass of the satellite, epidemic isolation, launch site, rocket “double first flight” and many other challenges, the development team is working together, Riding the wind and waves, stepping down one hurdle after another, and finally successfully sending the satellite into space.
[The Chang Zheng – Long March 7A Y5 launch take off to the second and third stage separation flight video]
The actual flight sequence of CZ-7A Y5 obtained according to this video: T0 take off (corresponding to the second of the video) T+15s program turn T+168s first-level shutdown T +171s Booster shutdown T+174～175s Second-stage sinking and first-stage reverser solid rocket ignition, first-stage and booster assembly cluster separation T+176s Interstage separation T+178s Second-stage ignition T+281s Throwing the fairing
The Chang Zheng- Long March 7A carrier rocket, The Chang Zheng- Long March 7A rocket is the main configuration China- People’s Republic of China’s new generation of medium-sized launch vehicles. It is a high-orbit three-stage liquid bundled type formed by combined design on the basis of the Chang Zheng- Long March 7A launch vehicle and the Long March 3A series of launch vehicles. The launch vehicle has a carrying capacity of 7 tons in geosynchronous transfer orbit, which fills the gap of 5.5 tons to 7 tons in the high orbit of my country’s launch vehicle. It can be adapted to two kinds of fairings with diameters of 4.2 meters and 3.7 meters, with one Carrier Rocket and one satellite And the ability to launch two main satellites with one Carrier Rocket …
The Chang Zheng- Long March 7A rocket, as the first bundled rocket in China- People’s Republic of China that adopts the cluster separation technology of the booster and the core, reduces one separation link and makes the rocket bundled The connecting rod structure is more simplified. At the same time, the cluster separation also reduces the drop area of a booster, and the entire combination is in one drop area, which is more conducive to controlling the drop area of rocket debris.
This is the fourth launch mission of the Chang Zheng- Long March 7A Carrier rocket. The state of the rocket is gradually solidifying, and it is preparing for the subsequent high-density launch stage. The model team has carried out a number of optimizations and improvements for rocket technology design. On the premise of ensuring test coverage, the launch technology process has been reduced from 32 days to 26 days by optimizing the process sequence, parallel work, and combined testing.
In the future, according to the overall development trend of high-orbit satellites and the urgent need for large-sized antennas for high-orbit satellites, the Chang Zheng- Long March 7A Carrier rocket will also develop a new configuration of a 5.2-meter fairing in the future to further improve the rocket’s mission adaptability….
Currently on the 9th August 2022 Wenchang Spacecraft launch Center China –People’s Republic of China…. Heading towards district area of the Wenchang – Wenchang Spacecraft launch centerCNSA –China National Space AdministrationOn the 9th August 2022 Beijing Time the second component of the Experimental module in which is is delivered to the Wenchang Spacecraft Launch Center, Hainan Province – China – People’s Republic of China….
梦天Mengtian experimental module arrived at Wenchang Launch Site According to the China Manned Space Engineering Office, the second experimental module of the China Space Station – the Mengtian experimental module has completed all the research and development work before leaving the factory and arrived at Wenchang Aerospace recently. Launch site. In the follow-up, the Mengtian experimental module will carry out various final assembly and testing work in the launch site area as planned. At present, the facilities and equipment of the launch site are in good condition, and the systems participating in the test are preparing for various tasks in an orderly manner…
On the 3rd September 2022 Arriving in Wenchang Spacecraft Launch Center from Tianjin City Progressively for the launch mission of the Mengtian experimental module Chang Zheng – Long March 5 Y4 Carrier Rocket arrived safely The Long March 5B Yao-4 carrier rocket for the launch mission of the Mengtian experimental module has completed all the research and development work before leaving the factory, and has recently arrived at the Wenchang Space Launch Site safely. After that, the Long March 5B Yao-4 carrier rocket will carry out the final assembly and test work in the launch site area together with the Mengtian experimental module that has arrived earlier. At present, each participating system in the launch site area is carrying out mission-related preparations as planned.
At present, each participating system in the launch site area is carrying out mission-related preparations as planned. According to the China Manned Space Engineering Office, the Long March 5-B Yao-4 carrier rocket for the launch mission of the Mengtian experimental module has completed all research and development before leaving the factory The work was safely transported to Wenchang Space Launch Site recently. After that, the Long March 5B Yao-4 carrier rocket will carry out the final assembly and test work in the launch site area together with the Mengtian experimental module that has arrived earlier. At present, each participating system in the launch site area is carrying out mission-related preparations as planned
The Mengtian experimental cabin is equipped with a cargo airlock and an outboard deployment test platform. In the future, the scientific test equipment that needs to be installed outside the cabin can be transported to the space station through a cargo spacecraft, and then the load will be sent to the outside of the cabin through the cargo airlock, and the robotic arm or Takionauts will install it on the platform outside the cabin. Realize the continuous update of the extravehicular test project….
CNSA –China National Space AdministrationAfter Wentian experimental module entered orbit, the status setting was successfully completed. At 3:13 on July 25, 2022, Beijing time, it was successfully connected to the forward port of 天和 Tianhe Core Module. The entire rendezvous and docking process lasted about 13 hours. . This is the first time that two 20-ton spacecraft in my country- China- People’s Republic of China have achieved rendezvous and docking in orbit. …According to the mission plan, the Shenzhou 14 Takionaut crew will then enter the Wentian experimental module….. In which finally docked in early morning time of the 25th July 2022 in with CNSA –Beijing Aerospace City in which co-ordinated the docking maneuverers have achieved rendezvous and docking in orbit.… in which the crew of the Shenzhou 14 staying for six months in construction of the stage one of the China Space station with the additional Mengtianexperimental module in which will be delivered on the October 2022 Launch Schedule calendar..
The wingspan of the solar wing of the Wentian experimental module exceeds 55 meters, which is comparable to half a football field. The unfolded area of a single wing can reach 110 square meters, which is equivalent to a three-bedroom, one-living apartment. The flexible three-junction gallium arsenide battery configured by Sunwing has a power supply capacity of more than 32kW, and a day’s power generation is enough for an ordinary family to use for one and a half months. In terms of deployment area and power supply capacity, the pair of “wings” is twice as large as the solar wing of the Tianhe core module.
Previously, the Shenzhou series manned spaceships adopted the first-generation rigid solar cell array technology, the Tianzhou series cargo spaceships adopted the second-generation semi-rigid modular solar cell array technology, and each module of the space station adopted the third-generation flexible solar cell array technology. Technology, Tianhe core module is the first application of flexible solar wings in my country, and this technology has made a new breakthrough in the application of Wentian experimental module.
The Wentian experimental module is equipped with the same Taikonauts’ living facilities as the core module, including 3 sleeping areas, 1 sanitary area, kitchen and other facilities, which can guarantee the astronauts’ life. It can also work with the core module to support the life of 6 astronauts during the rotation of the two manned spacecraft; in addition, a small robotic arm is also configured, which can be used alone or in combination with the large robotic arm of the core module. , to jointly complete the tasks of Taikonauts leaving the cabin, caring for extravehicular facilities, and patrolling. In addition, the Wentian experimental cabin is also equipped with an astronaut exit airlock. After the space station is completed, the airlock of the Wentian experimental cabin will be As the main airlock cabin for Takionauts to leave the cabin, the node cabin of the core cabin is used for other functions at this time, just as a backup; the Wentian experimental cabin also has a backup section for the core cabin to manage and control the assembly. That is to say, when the function of the core module platform fails, it can be switched to the Wentian experimental module to exercise the combined control and management functions, which can improve the reliability of the space station as a whole.
On Hainan Province –China –People’s Republic of China…. in the district area of the Wenchang – Wenchang Spacecraft launch centerCNSA –China National Space Administration ….On 12th August 2022 Tuesday the Chang Zheng – Long March Carrier Yuanwang rocket carrier fleet returns to home port……. Tianjin City in which it’s Chang Zheng –Long March Carrier Rocket transportation has now increase in between transferring cargo from Tianjin City to Wenchang City –Hainan Province –China , People’s Republic of China..
Yuanwang 21 rocket carrier freighter ship will set sail China’s first dedicated rocket carrier, Yuanwang 21, will go to sea in the near future to perform maritime transportation tasks. It is reported that the rocket transport fleet will usher in a mission-intensive period in the second half of the year. Before the departure of the Yuanwang 21 ship, the Yuanwang 22 ship that performed other tasks has already set off in advance, and the two subsequent ships will meet at Tianjin Port to jointly perform the follow-up rocket transportation mission to further the completion of China Space Station also other major space bound project that’s underway ….
