介绍了一种发动机无外载功率检测系统的软、硬件设计，利用测频法测量出某一时刻的瞬时速度，并利用最小二乘法求出角加速度。
By the method of frequency measurement, instant rotational speed is measured in the test system, angular acceleration is calculated by using the feature of the MCU with the least square method.
提出了一种快速确定柴油机机械效率的方法——无外载加减速法。
A new method to determine mechanical efficiency of diesel engine by acceleration deceleration method under non external load is proposed.
提出了一种快速确定柴油机机械效率的方法——无外载加减速法。
A new method to determine mechanical efficiency of diesel engine by acceleration deceleration method under non external load is proposed.
应用推荐