The influence of primary flow and secondary nozzle geometry on ejectoreffect and thrust was investigated, and the approach to increase thrust of rocket ejector was found gradually.
研究了一次流参数和二次喷管结构对引射效能和发动机推力的影响，找到了逐步提高推力的措施。
2
Ejector with many significant advantages such as energy-saving effect of a good, simple structure, low cost, convenient for operation and maintenance, are widely used in various industrial fields.
喷射器具有节能效果好、结构简单、造价低廉、操作维修方便等显著优点，广泛应用于各工业领域。
3
The operation characteristics and the energy-saving based importance of water steam ejector was analyzed, the effect of the ejector in practical use was presented.