The invention belongs to the technical field of naval vessel shaft frequency electric field protection, and discloses a shaft housing variable resistor simulation system and method, and the system comprises a resistor array module which achieves the adjustment of the waveform, amplitude and frequency of an output resistor through changing the state of a switching tube; the main control module is used for controlling the working state of the switching tube according to the external IO state of the set waveform, amplitude and frequency; the IO module is used for realizing state setting of an IO port through a knob switch and an isolation optocoupler device; and the shaft rotation speed acquisition module is used for automatically setting the change frequency of the output resistance to be consistent with the rotation frequency of the ship model shaft through the obtained ship model shaft rotation speed, and accurately simulating the shaft frequency electric field of the ship model. The device is used for simulating the shaft frequency electric field of the naval vessel, and has the advantages of abundant waveforms, adjustable amplitude, adjustable frequency, no need of maintenance, high accuracy and the like. The method is beneficial to analysis of ship shaft frequency electric field characteristics, development of research contents such as shaft frequency electric field protection research and the like, and the research efficiency and accuracy are improved.
本发明属于舰艇轴频电场防护技术领域,公开了一种轴壳可变电阻模拟系统及方法,包括电阻阵列模块,通过改变开关管状态实现输出电阻波形、幅值与频率可调;主控模块,用于根据设置波形、幅值与频率的外部IO状态,控制开关管工作状态;IO模块,用于通过旋钮开关与隔离光耦器件,实现IO端口的状态设置;轴转速采集模块,用于通过获取的船模轴转速,自动设置输出电阻变化的频率与船模轴转动频率一致,精确模拟船模的轴频电场。本发明用于模拟舰艇轴频电场,具有波形丰富、幅值可调、频率可调、无需维护、准确性高等优点。有利于进行舰艇轴频电场特性的分析和轴频电场防护研究等研究内容的开展,提高了研究效率和准确性。
Shaft housing variable resistor simulation system and method
一种轴壳可变电阻模拟系统及方法
2023-04-04
Patent
Elektronische Ressource
Chinesisch
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |
Europäisches Patentamt | 2018
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