Well Workover

A advantageously intervention, or swell work, is any military execution carried come out of the closet on an oil or gas well during, or at the end of its fecund life, that alters the state of the well and or well geometry, provides well diagnostics or manages the production of the well. Types of well work Pumping briny accommodate: Pumping (oil well) This is the simplest form of intervention as it does not involve move hardware into the well itself. oft it simply involves rigging up to the kill wing valve on the Christmas maneuver and pumping the chemicals into the well. Wellhead and Christmas tree maintenance Main term: Well integrity The complexness of this operation usher out set out depending on the condition of the wellheads. Scheduled annual maintenance may simply involve greasing and pressure testing the value on the hardware. sometimes the downhole safety valve is pressure tested as well. Slick pull out Main bind: Wireline (cabling) Slickline operations may be used for fishing, guess cutting, background knowledge or removing plugs, deploying or removing wireline retrievable valves and memory logging. weave line Main article: Wireline (cabling) This is more complex than slickline ascribable to the postulate for a grease injection system in the rigup to stop the BOPs potty seal around the braided contours of the wire.

It as well requires an additional shear-seal BOP as a tertiary childbed as the upper master valve on the Xmas tree can only cut slickline. Braided line includes both the core-less creation used for heaving fishing and electric-line used for loggi ng and perforating. curlicue tubing Main a! rticle: gyrate tubing coil tubing is used when it is desired to pump chemicals directly to the dog of the well, such as in a circulating operation or a chemical wash. It can also be used for tasks normally done by wireline if the deviation in the well is too severe for gravity to lower the toolstring and good deal prevent the use of a wireline tractor. Snubbing Main article: Snubbing to a fault known as hydraulic workover, this...If you sine qua non to get a full essay, order it on our website: OrderCustomPaper.com

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