The invention provides a measuring circuit and a measuring method for aviation fuel consumption. The measuring circuit comprises an excitation signal generation circuit, an excitation signal power amplification circuit, a consumption signal detection circuit and a consumption signal envelope counting circuit, the excitation signal generation circuit is used for generating a sine wave analog signal and filtering and amplifying the sine wave analog signal; the excitation signal power amplification circuit is used for processing the signal generated by the excitation signal generation circuit so as to increase the current driving capability; the consumption signal detection circuit is used for performing half-wave rectification and envelope detection on an output signal of the consumption sensor; the consumption signal envelope counting circuit is used for processing detected envelopes into square waves, and an FPGA module is used for counting the square waves. The aviation fuel consumption measuring circuit and the aviation fuel consumption measuring method aim at a novel consumption sensor, and the problem that the fuel consumption in the aviation field cannot be collected through the novel consumption sensor is solved.
本发明提供一种航空燃油耗量的测量电路及测量方法,包括:激励信号发生电路、激励信号功率放大电路、耗量信号检波电路、耗量信号包络计数电路;激励信号发生电路用于产生正弦波模拟信号并对正弦波模拟信号进行滤波、放大;激励信号功率放大电路用于对激励信号发生电路产生的信号进行处理以增加电流驱动能力;耗量信号检波电路用于对耗量传感器的输出信号进行半波整流、包络检出;耗量信号包络计数电路用于将检出的包络进行处理成方波、使用FPGA模块对方波进行计数。提出了针对新型的耗量传感器的航空燃油耗量的测量电路及测量方法,解决了利用新型的耗量传感器无法对航空领域燃油耗量进行采集的问题。
Measuring circuit and measuring method for aviation fuel consumption
一种航空燃油耗量的测量电路及测量方法
2025-04-18
Patent
Electronic Resource
Chinese
IPC: | H03M Codieren, Decodieren oder Codeumsetzung allgemein , CODING, DECODING OR CODE CONVERSION, IN GENERAL / B64F GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT , Boden- oder Flugzeugträgerdeckeinrichtungen besonders ausgebildet für die Verwendung in Verbindung mit Luftfahrzeugen / G01F Messen des Volumens, des Durchflussvolumens, des Massendurchflusses oder des Füllstandes , MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL |
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