The invention provides an external heat flow simulation device for an optical remote sensor. The device comprises a base and a bracket; two first heating areas and a second heating area are arranged on the bracket; the second heating area is located between the two first heating areas; included angles are formed between the second heating area and the two first heating areas; the second heating area is isolated from the two first heating areas through baffle plates; the first heating area comprises a first heating unit, a second heating unit and a third heating unit; the second heating area comprises a fourth heating unit and a fifth heating unit; the fourth heating unit and the two first heating units are located in the same plane; the fifth heating unit and the two second heating units are located in the same plane. According to the device of the invention, the external heat flow of different areas of a light inlet can be simulated at the same time, the uniformity of the heat flow simulation of each area is improved, heat flow compensation can be applied in a three-dimensional partition manner during a simulation test, the application precision of the external heat flow is improved, the accuracy of simulating a space thermal environment is improved, and simulation error is reduced.
本发明提供一种光学遥感器外热流模拟装置,包括底座以及支架,支架上设置有两个第一加热区以及一个第二加热区,第二加热区位于两个第一加热区之间,且第二加热区与两个第一加热区之间均形成夹角,第二加热区与两个第一加热区之间均通过挡板隔离,第一加热区包括加热单元一、加热单元二以及加热单元三,第二加热区包括加热单元四以及加热单元五,加热单元四与两个加热单元一位于同一平面内,加热单元五与两个加热单元二位于同一平面内。本发明中,可以同时模拟入光口不同区域的外热流,提高每个区域热流模拟的均匀性,且可以模拟试验时立体式分区施加热流补偿,提高外热流的施加精度,从而提高了模拟空间热环境的准确性,减小模拟误差。
External heat flow simulation device for optical remote sensor
光学遥感器外热流模拟装置
2020-06-23
Patent
Electronic Resource
Chinese
IPC: | B64G Raumfahrt , COSMONAUTICS |
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