injection advance angle造句

• The best compression ratio and fuel injection advance angle are calculated through mess optimization calculation program of language c . on the basis , optimization simulation of inlet and exhaust timing has been carried with the diesel engine working model to increase diesel engine ' s volumetric efficient
  在此基础上，利用柴油机工作过程模型，对进排气正时进行了优化计算，以提高柴油机的充气效率，改善燃烧性能，为进一步改善该机性能指明了方向。
• A new calculation method for optimizing diesel engine performance , called nonlinear regression - mess method , is put forward . in this paper , 25 groups of simulated values are calculated from the diesel engine working model , specific fuel consumption , peak pressure , rate of pressure rise , nox and peak temperature are fitted into explicit function about compression ratio and fuel injection advance angle
  本文利用柴油机工作过程模型，得出25组模拟计算数据，利用非线性回归将油耗、最大爆发压力、压力升高率、 no _ x浓度及最高燃烧温度拟合成压缩比和喷油提前角的显函数，并用网格法进行优化，用c语言编制了优化计算程序，得出最佳的压缩比和喷油提前角，使其优化匹配。
• So it is proved that the working model is right , and on the basis , the influences of the compression ratio and fuel injection advance angle on the diesel engine ' s combustion performance are studied . ( 2 ) energy resource and environment protection are two important problems that diesel engine is faced with . so in this paper the constrained optimization is studied in order to decrease fuel consumption within the limitation of the regulation on exhaust emission and power output
  ( 2 )能源和环境保护是柴油机存在和发展的两大问题，因此本文在满足排放法规及柴油机动力性的基础上，以降低油耗为主要研究目标，进行有约束条件的优化计算，并提出了一种新的柴油机工作过程优化计算方法? ?非线性回归?网格法。