Search results
Results from the WOW.Com Content Network
The U.S. government wanted the failed blowout preventer to be replaced in case of any pressure change that occurs when the relief well intersected with the well. [14] On September 3, 2010, at 1:20 p.m. CDT the 300 ton failed blowout preventer was removed from the well and began being slowly lifted to the surface. [ 14 ]
The engine needs a fuel tank and an automatic controller that will start the booster pump when it is needed. A small auxiliary electrically-powered booster pump (called a "jockey pump") is often included in the system to maintain the sprinkler pipes at sufficient pressure, without requiring startup of the large diesel engine.
A blowout is the uncontrolled release of crude oil and/or natural gas from an oil well or gas well after pressure control systems have failed. [1] Modern wells have blowout preventers intended to prevent such an occurrence. An accidental spark during a blowout can lead to a catastrophic oil or gas fire.
Slow pump pressure is the circulating pressure (pressure used to pump fluid through the whole active fluid system, including the borehole and all the surface tanks that constitute the primary system during drilling) at a reduced rate. SPP is very important during a well kill operation in which circulation (a process in which drilling fluid is ...
Source (such as a well) pump discharging into an elevated tank; Raw water pumping from a river or lake; In-line booster pumping into an elevated tank; High service pumping of finished water at high pressure; Distributed system booster without a storage tank in the piping system
+ Pressure due to pumping at that point or pressure loss in the system. If we convert pressure under circulating condition in the annulus to its density equivalent it will be called ECD Dividing the above equation by 0.052*TVD into both sides:- ECD = (Pressure under static condition + Annular pressure loss) / (0.052 * TVD) ECD = MW + Annular ...
A simple control system for a water well. Referring to the figure on the left, a submersible water pump is installed in a well. The pressure switch turns the water pump on when it senses a pressure that is less than P lo and turns it off when it senses a pressure greater than P hi. While the pump is on, the pressure tank fills up.
The pumping well and pump controls require expert maintenance and repair should they fail. [1] Electricity is required to power the pump and this cost would typically fall on the local house-holder. Although the pump well is usually designed to accommodate several days storage, failure of the pump or of the local electricity supply for an ...