一种精确确定封隔器坐封位置的方法

An Approach of Determining Setting Position Precisely for Packer.

管柱入井后将受温度、压力、自重以及浮力的共同作用,这些作用分别对管柱长度所产生的影响可通过相关公式精确计算,考虑了上述各形变量所配备的入井座封管柱可以在井筒任何位置精确座封。

The combined action of temperature, pressure, dead weight and flotage affect to the testing string when it is lowered into well which affects on column length respectively can he calculated precisely. Taking into account of the above variety to equip entering testing string, the setting depth is located precisely at wherever position.