Which chemical technologies are checked and asked about the experimental compartment

Author:China Chemical Newspaper Time:2022.08.10

Recently, the questioning compartment of the Long March 5 Yao Three Locked Rockets "One Flying Sky". This is the first scientific experimental compartment of China Space Station. Astronauts will rely on asking the Sky Experimental Class to complete a number of life sciences and biotechnology research, and carry out 10 research themes in 4 areas of space life science and biotechnology, micro -gravity fluid physics, spatial material science, and spatial application new technology test. A number of chemical technologies also stayed in the test compartment together.

Biotechnology experimental cabinet

The main task of asking the Tianyan experimental cabin is to conduct the study of life science and biotechnology. The two Space Life Science Experimental Cabinets are equipped with life ecological experimental cabinets and biotechnology experimental cabinets, which are from the scientific researchers of the Shanghai Institute of Technology and Physics of the Chinese Academy of Sciences.

Among them, the main purpose of the life ecological experimental cabinet is to carry out the research of micro -gravity effects and spatial radiation effects based on biological individuals (including plants, animals, etc.) as the object, as well as basic research on the spatial ecological life support system.

Biotechnology experimental cabinets include cell tissue experiment modules, cell tissue detection and regulation modules, protein crystals and analysis modules, and special experimental modules. They will carry out the cell culture and tissue construction with different levels of biological samples such as biological tissue, cells, and biochemical molecules, as well as spatial biotechnology and application research such as molecular biological manufacturing, spatial protein crystals and analysis, and give protein and protein and and Provide interfaces such as co -origin and spatial biomechanics such as nucleic acids, and obtain breakthrough discovery and new cognition in innovative biomedical materials, drugs and medical technology. positive effects.

Micro -level scientific glove box

As an important scientific experimental facility, the scientific glove box developed by the Shenyang Institute of Automation of the Chinese Academy of Sciences also launch the air in the experimental compartment.

The design of scientific glove boxes coordinate the needs of life science, biotechnology, aerospace medicine, material science and other disciplines, and provide a closed and clean operation space for space science experiments. Its temperature, humidity, light, and wind speed are controllable. It is also equipped with a dexterous mechanical arm system and a micro -operating system that can perform microcytic operations.

The application scope of scientific glove boxes includes basic biology research, cutting -edge and cross -research on space life science, spatial biotechnology and application research, spatial radiation biology research, and spatial ecological life support system basic research.

The research team of Professor Zhao Xin of Nankai University of Artificial Intelligence, Sun Mingzhu and Qin Yanding, participated in the development of micro -operating arms, micro -operation end tools in the scientific glove box, and the development of cell operation software. Scientific glove boxes support the isolation and closed operation of various scientific experimental samples. Among them, the operating accuracy of the micro -operation arm is better than 5 microns, which can complete a variety of micron -level cell operations.

Sanwen District "Aerospace Refrigerator"

Qi Tian's experimental cabin is also equipped with a low -temperature storage device called "aerospace refrigerator". This device is in a small space of less than 0.5 square meters, and three typical storage temperatures: high-density integration -80 ℃, -20 ℃,+4 ℃, which can meet different low temperature storage conditions of biology, reagents, materials and other samples. Space experiments provide guarantee.

The vacuum thermal heating board provided by Jiangsu Shan from Emperor Energy Conservation New Materials Co., Ltd. is applied to the low -temperature experimental preservation equipment of the test compartment. Ask the Tianyan experimental cabin for 12 years, "Aerospace Refrigerator" must continue to be stable at -80 ° C for a long time. There are also challenges for the preparation of the alien structure vacuum insulation.

Under the guidance of Chen Zhaofeng, a professor of the School of Materials Science and Technology of China Southern Airlines, the company's team continuously optimized and improved the preparation process and performance of the original products to ensure the long -term stability of the vacuum thermal insulation. Compared with traditional thermal insulation materials, the heat conduction coefficient of the vacuum insulation board is 1/6 or even lower of traditional thermal insulation materials, and the thickness is only 1/10 to 1/5 of ordinary materials. It is suitable for comparison of space restrictions and insulation performance requirements. High occasions.

Double -channel gas color spectrometer

Dual -channel gas color spectrometer developed by Guan Yafeng, Associate Researcher Ding Kun, and Researcher Geng Xuhui developed by the Dalian Institute of Huadian Institute of Hyeong Blast of China service.

The space station is a closed space. Throughout the year's activities and scientific experiments, volatile organic matter enters the air, endangering the health of the astronauts. The dual -channel gas color spectrometer can monitor the types and concentrations of trace organic matter in the air in the space in the space of the space station. Determine whether the environment is abnormal and whether the air quality meets the safety standards, which provides a guarantee for the life and health of the astronauts.

This time, the Tiantian Experimental Cels entered the orbit for the second set of color schemes developed by the space station of Dalian. The first set of phenomenon color spectrums were officially served on April 29, 2021, and the core cabin was officially served. It has been running for more than 1 year, ensuring the smooth development of the flight test task of the manned space station.

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