Firstly, during the period of open loop control, system traces the change of LPG injection of engine quickly by checking the pre-set two-dimension MAP if conditions of engine are changed suddenly.

首先，在开环控制部分，如果发动机发生突变，系统利用制好的二维MAP图查找所需喷气量，快速跟踪发动机喷气量的变化。

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Engine tests of starting procedure control and rotation speed in closed loop have proven that the time precision and reliability of this software meet the demands of engine control system well.

在发动机台架上对微型涡喷发动机进行的起动过程控制和转速闭环调节试验表明，该控制软件在时间精度和可靠性方面能够满足发动机控制的要求。

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In the matter - in - loop simulation experiment of aero - engine control system, the turbine outlet temperature, which characteristics with high and quick change , is hard to be simulated.

航空发动机控制系统半物理模拟试验中，涡轮出口气体温度高、变化快，难以模拟。

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