The experiment focuses on the temperature of the gas in the hot end heat exchanger, the temperature decline of the cold end of the pulse tube and pressure amplitude.
进行三个脉冲管与行波型热声发动机的配合实验，着重研究了热端气体温度、冷端温降和压力振幅的变化规律。
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Study shows that the frequency of this kind pulsating combustor depends not only on the figure size of combustor but also on temperature distribution of hotgas in it.
Design of a complete set of anaerobic fermentation device. It contents an anaerobic reactor, a constant temperature system by circulating hot water, and a gas collection device.