在高速区降低进气涡流强度，发动机的性能和排放均有明显改善。
The performances of diesel engine are improved by higher swirl in the operating range of low speed and high load.
试验结果表明，发动机在高、低速区的最佳进气涡流强度是不同的。
Results show that there are different optimum swirls in different ranges of diesel engine operating condition.
试验结果表明，发动机在高、低速区的最佳进气涡流强度是不同的。
The effects of different intake swirl ratio on the performances and exhaust emissions of diesel engine were investigated based on the experiment data.
应用推荐