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Kill Manifold
Kill Manifold is an essential well control device for balanced drilling technology.During drilling process,when the normal method of mud circulation through the drill pipe is out of control,kill manifold can be directly connected to mud pump to inject mud into wellhead pump,so that control the pressure of oil&gas well.
Choke manifold is composed of choke valve, gate valve, pipeline,
pipe fittings and pressure gage, etc.
When well pressure rises, the choke valve (it falls into three
kinds: Manually adjustable, hydraulic and positive) on choke
manifold can be turned on and off to release the fluid to control
casing pressure. Gate valve can be used for direct blowout. When
casing pressure is pretty high,
The pressure class of our company's chokes manifold falls into five
class: 14MPa, 21MPa, 35MPa, 70MPa and 105MPa. Also, we can design
according to customer demand.
Application
In case of increase in well head pressure, the kill manifold can
provide a means of pumping heavy drilling fluid into the well to
balance bottom hole pressure so that well kick and blowout can be
prevented. In this case, by using blow down lines connected to the
kill manifold, the increasing well head pressure also can be
released directly for bottom hole pressure release, or water and
extinguishing agent can be injected into the well by means of the
kill manifold. The check valves on the kill manifold only allow
injection of kill fluid or other fluids into the well bore through
themselves, but don't allow any back follow so as to perform the
kill operation or other operations.
Structure
The kill manifold consists of check valves, gate valves, pressure
gauges and pipelines. The one end of the kill manifold is connected
to the drilling spool and the other end is connected to pump. The
kill manifold and choke manifold are both designed as per API16C
and can be used together. The kill manifold is available from
2000psi,3000psi, 5000psi, 10000psi pressure rating.
FEATURES
Technical Data
Model | JG-35 | Applicable Standard | API16C |
Main Diameter(mm) | 103 | Lateral Diameter(mm) | 65 |
Dimension | 2891*2086*1150 | Weight(kg) | 2700 |
Rated Working Pressure(Mpa) | 35 | Material Grade | EE |
Specification Level | PSL3 | Rated Temperature | -29°C~-121°C |