面向卫星的高精度自动化热控闭环测试系统及方法

By adopting a high-precision automated thermal control closed-loop test system for satellites, and employing closed-loop control and real-time joint calibration technology, the problems of low efficiency and low precision in satellite thermal control test systems have been solved, and multi-channel synchronous testing and high-precision automation have been achieved.

CN120540154BActive Publication Date: 2026-07-17CHANGGUANG SATELLITE TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHANGGUANG SATELLITE TECH CO LTD
Filing Date
2025-05-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing satellite thermal control testing systems suffer from low testing accuracy, slow response speed, poor stability, long testing cycles, inability to achieve multi-channel synchronous testing, and low automation, resulting in low testing efficiency and inaccurate results.

Method used

By employing closed-loop control technology, combined with high-precision data acquisition and calibration technology, a high-precision automated thermal control closed-loop test system for satellites was designed. It supports multi-channel synchronous testing and improves testing efficiency and accuracy through real-time joint calibration methods.

Benefits of technology

It achieves multi-channel synchronous testing with a high degree of automation and a testing accuracy of 0.01℃, significantly improving testing efficiency and accuracy while reducing testing costs.

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Abstract

面向卫星的高精度自动化热控闭环测试系统及方法。属于卫星自动化测试与热控技术领域,具体涉及面向卫星的高精度自动化热控闭环测试系统及方法技术领域。采用闭环控制技术,支持100路同步测试,还匹配高精度数据采集和校准技术,提高了自动化测试的效率和准确性。所述系统包括:上位机、系统ARM控制器、热敏电阻模拟模块、加热带信号采集模块、中心机、实时标定模块和校准模块;所述方法包括如下步骤:上位机接收码表,并输出码值和通道;系统ARM控制控制热敏电阻模拟模块输出100路模拟电阻;中心机并调整加热带开关状态;加热带信号采集模块采集100路加热带开关状态,并将其发送给上位机;上位机根据加热带开关状态判断测试结果。
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