Automatic hydrate preventing device for deep water gas well test and preventing method
A technology using hydrate and measuring devices, which is applied in the directions of measurement, earthwork drilling, wellbore/well components, etc. It can solve the problems of hydrate prevention failure, manual reading error, low accuracy, etc., and achieve no manual operation delay, Reliable and responsive effect of device engineering
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[0020] The present invention will be further described below in conjunction with the accompanying drawings.
[0021] Such as figure 1 As shown, the deep-water gas well test downhole and surface devices include: test string 101, flow head 102, first surface flow pipeline 103a, second surface flow pipeline 103b, fixed nozzle 104, adjustable nozzle 105, gas-liquid two-phase Separator 106, liquid flow pipeline 107, liquid storage tank 108, gas flow pipeline 109 and combustion arm 110; flow head 102, as an intermediate device, is located at the top of the test column 101 and is connected with the test column 101 by threads;
[0022] Between the first surface flow pipeline 103a and the second surface flow pipeline 103b is a throttling manifold composed of a fixed nozzle 104 and an adjustable nozzle 105 connected in parallel; one end of the first surface flow pipeline 103a is connected to the flow head 102 through a union, The other end is connected to one end of the throttling mani...
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