injection well testing

These three kinds of techniques of well testing, step rate test and injection test at pre-fracturing are conducted to acquire formation parameters and applied in one CBM well successfully.

将地层测试、升排量注入与压降测试、注入与压降测试三种测试工艺在煤层气井压裂前实施，以获取地层参数，并将这三种方法在同一口煤层气井上成功进行了应用。

Through analyzing the testing data, a reliable well model can be obtained to analyze the actual conditions of gas-lift and select the volume of gas injection.

通过对测试资料的分析，可以得出可靠的油井模型，分析气举井的实际工作状态，优选注气量等。

An apparatus for testing the pressure drop of the water injection well is developed according to the actual requirement of oil field production.

针对油田注水生产的需要研制了注水井注水压降测试装置。