对大型抽油机的结构和特性进行了分析，设计了其优化算法。

将抽油机简化为4连杆机构，仿真出悬点的位移、速度、加速度、扭矩因数、游梁转角等参数，并绘出图形-The pumping unit is simplified to 4 link mechanism, and the simulation of the displacement, speed, acceleration, torque factor, You Liang angle and other parameters of the suspension point, and draw gra

抽油机诊断技术,等步长有限差分解的程序和结果，傅里叶级数变换求解结果和程序,示功图绘制。-Pumping unit diagnostic techniques, such as step finite difference program and results of decomposition, the Fourier series transformation results and procedures, indicator diagram drawing.