Pressure testing method and apparatus
AssigneeShell Oil Company
InventorsPaul Russell DALEY, Laura Tufts MEYER, Timothy Oren WIEMERS, Lewis Jackson DUTEL
Life of this patent
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Abstract
The present disclosure provides a method for conducting a pressure test on an apparatus. The method may include selecting a maximum test pressure for the pressure test, providing a first volume of liquid in the enclosed space and estimating a volume of gas in the enclosed space. The method may further include calculating a volume of additional liquid necessary to bring the enclosed space to the maximum test pressure, providing the volume of additional liquid in the enclosed space, and observing pressure of the enclosed space.
Claims15
A method of conducting a pressure test on an apparatus defining an enclosed space, the method comprising:
- selecting a maximum test pressure for the pressure test;
- providing a first volume of liquid in the enclosed space;
- estimating a volume of gas in the enclosed space;
- calculating a volume of additional liquid necessary to bring the enclosed space to the maximum test pressure;
- providing the volume of additional liquid in the enclosed space;
- and
- observing pressure of the enclosed space.
A method of conducting a pressure test on an apparatus defining an enclosed space, the method comprising:
- receiving, at a programmable logic controller (PLC), a signal indicative of a maximum test pressure for the pressure test;
- transmitting, from the PLC, a signal to initiate movement of a first volume of liquid into the enclosed space;
- estimating, via the PLC, a volume of gas in the enclosed space;
- calculating, via the PLC, a volume of additional liquid necessary to bring the enclosed space to the maximum test pressure;
- transmitting, from the PLC, a signal to provide the volume of additional liquid in the enclosed space;
- and
- receiving, at the PLC, a signal indicative of pressure of the enclosed space.
Dependencies are inferred from the claim text.