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Space environment simulation system
Product name

Long life test equipment

Features
6 containers share a set of vacuum pumping system, each pump in the vacuum unit can work for all or part of the container, reflecting the concept of backup design, each container has independent valve control, which can work independently or at the same time . This equipment is mainly used for low-pressure discharge test of space moving parts, high-vacuum long-life test, and has the characteristics of high degree of automation, simple and convenient operation, and stable and reliable long-term operation.
　　Technical performance
　　1. Vacuum degree: ultimate vacuum degree 5×10-5Pa, working vacuum degree≤1×10-3Pa;
　　2. Vacuum chamber size: φ600×800mm;
　　3. Station: 6 stations, which can run simultaneously or independently;
　　4. The degree of automation is high, and one machine can be used for multiple purposes;
　　 5. The equipment has been running continuously for 12 years.
Product name

Film heating film vacuum degassing equipment

The equipment is mainly used for vacuum baking and degassing of film heating plate, and can effectively control, monitor and record the vacuum degree and temperature in the test process. The whole equipment adopts molecular pump and mechanical pump as the pumping pump group, and adopts advanced PID temperature controller to control the temperature. The equipment has high vacuum degree, easy temperature control, good uniformity, stable and reliable long-term operation, and simple operation Single. It can be used in vacuum degassing test of various aerospace products.
Product name

Atmospheric greenhouse gas simulation calibration warehouse

This equipment is to study the transmittance change of the incident calibration light source after the absorption of greenhouse gases. It can input different ratio of greenhouse gases and create conditions for detecting the influence of different concentration ratio of greenhouse gases on light wave transmission. In addition, the device can simulate different cold and hot gas environment, and can effectively control, monitor and record the temperature and vacuum in different pressure space.
Product name

Thermal vacuum test

Four containers share a set of vacuum system. Each pump in the vacuum unit can work for all or part of the containers, reflecting the backup design concept. Each container has an independent temperature regulation system. A set of equipment can test products with different temperature requirements at the same time, and the relevant test data are analyzed and studied. Four independent vacuum chambers can work simultaneously and independently. The system has the functions of low pressure test, thermal vacuum test, thermal balance test and long life test.
Product name

Adjacent space multi-factor coupling environment simulation device

The near space multi factor coupling comprehensive test device is a large-scale, complex and diversified ring model equipment. The device has vacuum system, heat sink, solar simulator, test sample bench, measurement and control system, and auxiliary environment simulation units such as ultraviolet, atomic oxygen and ozone. It can simulate the near space multi environment, and can carry out component and mechanism level thermal vacuum test and thermal leveling Weighing test and material performance test.
Product name

Space electric thruster vacuum environment test equipment

The vacuum environment test equipment of space electric thruster is mainly used to simulate a high vacuum space environment at the ground end. The purpose of the equipment is to evaluate the life of the electric thruster in the static and on orbit flight conditions and the key performance parameters in the whole life cycle, so as to lay a solid test foundation for the scientific research of electric propulsion in the field of spacecraft application.
Product name

Liquid nitrogen refrigeration environment simulation equipment

The temperature guarantee system of liquid nitrogen refrigeration loop equipment is mainly composed of liquid nitrogen system, heat sink and heating cage. It uses liquid nitrogen as refrigerant to cool the heat sink in the vacuum chamber to make its temperature reach about 100k. By adjusting the output power of heating power supply of heating cage, the temperature range of - 180 ℃ ~ + 180 ℃ can be obtained in the vacuum chamber. This refrigeration method is suitable for large and medium-sized ring mold equipment with wide temperature range and high frequency.
Product name

Pressure throttling type liquid nitrogen refrigeration environment simulation equipment

This equipment is a km2 level throttling liquid nitrogen refrigeration loop model equipment with pressure, which is mainly used to undertake the thermal vacuum and thermal balance tests of various aerospace products. The equipment has the advantages of fast temperature rise and fall rate, convenient operation, high reliability, and long-term stable operation. One set of liquid nitrogen system can be used for two sets of loop model equipment at the same time, and the liquid nitrogen recovery rate is more than 85%, which greatly saves the manufacturing cost and operation cost. Suitable for large and medium ring die equipment.
Product name

Large-scale liquid nitrogen refrigeration environment simulation equipment

This equipment is a large-scale comprehensive ring model test equipment, including four functional chambers, i.e. the φ 3M equipment room, the φ 1.2m flight section, the φ 2.5m intermediate detection section and the φ 2.5m damage room. The total length of the equipment is 32m. It is mainly used for the ground end thermal vacuum test of the electromagnetic railgun.
Product name

Thermal oil temperature adjustment platform environment simulation equipment

The temperature guarantee system of the ring mold equipment of the heat transfer oil temperature adjusting table is mainly composed of the temperature adjusting table, the heat sink and the cold plate. The heat transfer oil unit is used to cool the heat sink. By adjusting the heating power of the heater of the heat transfer oil unit and controlling the operation of the compressor, the heat sink and the cold plate can be adjusted and controlled at - 85 ℃ ~ + 150 ℃. The design of heat sink and cold plate realizes the coexistence of radiation and heat conduction in the vacuum environment, and effectively improves the temperature rising and falling rate of the specimen. This refrigeration method is suitable for small and medium-sized ring mold equipment with narrow temperature range and high frequency.
Product name

Composite refrigerant cryogenic unit environment simulation equipment

The temperature guarantee system of the ring mold equipment of the cryogenic unit with compound working fluid is mainly composed of cryogenic unit, heat sink and heating cage. The cryogenic unit cools the heat sink in the vacuum chamber to obtain the low temperature background. By adjusting the output power of the heating power supply of the heating cage, the temperature range of - 140 ℃ ~ + 150 ℃ can be obtained in the vacuum chamber. This refrigeration method is suitable for small and medium-sized ring mold equipment with moderate temperature range.
Product name

Driving mechanism life test environment simulation equipment

The driving mechanism life test environment simulation equipment mainly provides a simulated on orbit space environment (temperature gradient, vacuum degree), so that the mechanism can work according to the actual working conditions in this environment. It is mainly used for the thermal vacuum test and accelerated life test of the two-dimensional pointing mechanism to the sun orientation device, so as to fully verify the reliability of the driving mechanism. The equipment adopts composite working fluid and heat transfer oil dual refrigeration technology, which can realize independent temperature regulation of heat sink and cold plate, and is conducive to improving the temperature rise and fall rate and temperature control accuracy of large heat capacity test products.
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