This article is devoted to ensure the safe production based on considering the effects of downhole tubingpressure conditions to optimize the design of the chokes.
本文为了能够更好的节约成本保证安全生产，在考虑井下油管压力影响的条件下，对节流油嘴进行优化设计。
2
Because of these characteristics, the pressure measurement system with capillary tubing can be used without depth limit and can measure the downhole pressure continuously without time limit.
由于这些特点，毛细管测压系统在使用时无深度限制，可以不受时间限制连续地测取井下压力。
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For valves with CPVC or PEX end connections do not exceed the tubing manufacturers pressure and temperature ratings. Refer to the tubing manufacturers product specifications for that information.