| 基于LabVIEW的机载28V直流用电设备测试系统的设计 |
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| 引用本文： | 刘源,张晓斌,高楠,吴小华.基于LabVIEW的机载28V直流用电设备测试系统的设计[J].计算机测量与控制,2011,19(6). |
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| 作者姓名： | 刘源 张晓斌 高楠 吴小华 |
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| 作者单位： | 西北工业大学,自动化学院,陕西,西安,710072 |
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| 摘 要： | 设计了一套用于验证机载28V直流用电设备在承受飞机供电特性标准MIL-STD-704中规定的正常电压瞬变下能否正常工作的测试系统,该测试系统通过LabVIEW编程产生直流浪涌电压信号作为测试用信号,并通过高精度采集板卡实现对测试系统输出信号的采集、储存、回放与显示;硬件采用电流反馈环节实现主功率电路中并联MOS管的均流,提高了系统的可靠性及输出功率;经实验证明,该测试系统操作方便,工作稳定,输出信号良好,产生的浪涌电压信号满足飞机供电特性标准MIL-STD-704的要求。
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| 关 键 词： | LabVIEW 直流浪涌电压 均流 线性功率MOSFET 电流反馈 |
Design of LabVIEW-based Test-system for 28V DC Power Equipment of Aircraft |
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| Liu Yuan,Zhang Xiaobin,Gao Nan,Wu Xiaohua.Design of LabVIEW-based Test-system for 28V DC Power Equipment of Aircraft[J].Computer Measurement & Control,2011,19(6). |
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| Authors: | Liu Yuan Zhang Xiaobin Gao Nan Wu Xiaohua |
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| Affiliation: | Liu Yuan,Zhang Xiaobin,Gao Nan,Wu Xiaohua(College of Automation,North Western Polytechnical University,Xi'an 710072,China) |
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| Abstract: | This article is designed to validate a set of 28V DC electrical equipment of aircraft to withstand MIL-STD-704 standards set forth under the normal voltage transient test system can work properly.The test-system uses LabVIEW to generate output signals and the capture card to acquire,store,playback and display high-precision output signals of the test system.With current feedback six MOSFET in the main power circuit realizes current equalization in the test-system.the system stabilization and output power is... |
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| Keywords: | LabVIEW Direct current surge voltage generator Current equalization Linear power MOSFET Current feedback |
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