An experiment set was built to prove the accuracy of the model . the relationship between the operation conditions and the flow field was studied 并且，通过蒸汽喷射器性能实验台，比较了试验数据和数值结果结果，证明了二维流动模型对喷射器工作特性可行性和准确性。
In this paper , the jet coefficient and utmost state of the strict series were analyzed and the equation of the multi - grade strict series equation was obtained 同时本文对喷射器严格串联的喷射系数、极限状态等特性进行了理论分析，得出了严格多级串联喷射系数的计算公式。
Starting with the invention of the bicycle , going on to sports cars , cars with jet engines , rocket - powered cars , attempts to break the sound barrier , and rocket - engine airplanes 从自行车的发明开始，接着到跑车，喷气发动机车，火箭喷射器车，试图打破声障，然后是火箭引擎飞机。
The test data such as static pressures , pressure drops and flow rates of gas within injector under various parameters are gathered by the computer real - time dynamic collecting system 利用压力、压差和流量计算机采集系统，对不同参数下气力输送时喷射器内压力、压差和气体流量进行实时动态测试。
Now , the device has been manufactured . many testing can be studied by this device , such as spraying falling - film 、 falling - film evaporation and performance of steam ejector 参与了实验装置的加工制造，该装置现已建成，利用该实验台可以进行喷淋降膜、降膜蒸发传热和蒸汽喷射器等多种项目的试验研究。
The heat pump evaporation had become a feasible measure of energy conservation . however , the variational work situation influenced both the ejector ' s efficiency and the evaporation capability , even the normal production 蒸汽喷射式热泵蒸发为蒸发行业简单易行的节能措施，但工况的变化会影响喷射器的效率，降低蒸发能力，甚至影响蒸发操作的正常进行。
In this dissertation , a detailed investigation of several important parameters affecting the properties of gas - solid injector is performed in the practical application , experimental investigation and numerical simulation research 本文从工程试验研究、实验室研究和数值模拟研究三个方面着手，对影响收缩气固喷射器输送特性的关键因素进行了较为详细的研究。
