available plunger stroke length

A method for available plunger stroke length calculation is presented, and a series of steps is provided. Due to the compressibility of liquid mixtures in tubing, the underground fluid volume is not equal to the surface liquid yield.
油管内混合物具有可压缩性,根据柱塞有效冲程计算出的井下排液量并不等于地面产液量。