It is shown that with adjusted ignition Angle of advance, larger compression ratio and appropriate preheating of the mixture, better fuel economy can be achieved.
指出调整点火提前角、提高压缩比以及适当预热混合气等，可以提高掺烧甲醇时燃油的经济性。
The problem of longer ignition delay for hydrocarbon fuel can be effectively solved by means of preheating fuel by shock waves and using hot gas as pilot.
利用激波预热燃料并采用高温燃气流作为引导火焰可以将碳氢燃料的点火延迟缩短，火焰传播速度加快，有效解决了碳氢燃料点火延迟过长的问题。
All the other premise parameters are unchanged except further raising the dome temperature by preheating the fuel gas with the heat recovered from waste gas.
除用回收的废气热预热燃料煤气而进一步提高拱顶温度之外，所有其他前提参数不变。
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