Products

Choke and Kill Manifold

Choke manifold is an assembly of high-pressure valves and fittings used in oil and gas industry. Primary purpose of choke manifold is controlling (opening and closing) of well stream, as well as lowering or adjusting its pressure during oilfield operation.

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Product Introduction

Jielinsen as choke and kill manifold manufacturer

Jielinsen has a state-of-the-art CNC machining center with highly trained machinists who take pride in producing quality products. Jielinsen specializes in the R&D, production, sales and EPC general contracting services of various high-pressure oil and gas wellhead equipment, throttling and killing systems, large-diameter flat gate valves, check valves, mud valves, plug valves and other products. All products are strictly implemented in accordance with API-6A, API-16C, and API-16A standards. Jerlinson is able to provide one-stop development solutions in the shortest possible time.

API 16C Choke and Kill Manifold

What is Choke and Kill Manifold

The choke & kill manifold is a very important device in the oil drilling industry. Its main function is to regulate and control the oil and gas at the wellhead to ensure that the pressure and flow at the wellhead are in a safe and stable state. At the same time, it can also maintain normal working conditions in extremely harsh environments, thereby reducing the risks and uncertainties of oil drilling operations.

What are advantages of Choke and Kill Manifold ?

01/

Improve safety

The choke&kill manifold contains multiple valve types and multiple valves, which can cut off the wellhead in time in an emergency to ensure the safety of the drilling platform.

02/

Save costs

The choke&kill manifold is a centrally controlled system that can bring together various valves, sensors, etc. to reduce maintenance costs.

03/

Enhance stability

The choke&kill manifold has various automatic control functions, which can adjust the pressure at the wellhead in time to avoid the situation from getting out of control and improve the stability of the drilling platform.

04/

Improve production efficiency

The choke&kill manifold can realize online monitoring of wellhead pressure, flow, and other parameters, and automatically adjust according to these parameters, thereby improving production efficiency.

05/

Meet environmental protection requirements

The choke&kill manifold can reduce the fluctuation of wellhead pressure and the waste discharged, thereby reducing the impact on the environment.

06/

Simple operation

The choke &kill manifold has a simple structure and is easy to operate. Operators only need to perform simple operations to complete important pressure control work.

Types of Choke and Kill Manifold

4/5/8 valves choke manifold

The working principle of the 4-valve manifold is to use four valves to control the flow direction and flow rate of the fluid. Two of the valves are called directional control valves, which control the flow direction of the liquid. The other two valves are called flow control valves, which control the flow rate of the liquid.

Stand pipe manifold

It is mainly used to regulate and distribute oil and gas at the wellhead. It can accurately control the flow and pressure of oil and gas to ensure safe and stable production.

Process of Choke and Kill Manifold

Material purchasing

Purchase high-quality raw materials according to contract grade requirements

Rough machining

Carry out preliminary processing according to the rough processing drawing

Heat-treatment

According to the customer's hardness requirements, the corresponding heat treatment process is carried out

Final Machining

Finishing steps according to drawings

Surface treatment

Rust removal, polishing, spraying and other processes are carried out on the processed parts

Inspection

Each component is strictly inspected, including visual inspection, dimension inspection, pressure test, etc., to ensure that each component meets the quality standards.

Assembly

Assemble various components according to design requirements to ensure full compliance with customer requirements

Pressure testing

Hydrostatic pressure test according to grade requirements, must comply with API requirements

Packaging

Use transportation packaging suitable for long-distance and export to prevent product damage during transportation.

Main Specification Data

Pressure

5000-150000 psi (35-105 MPa)

Nominal Size

3 - 4 in. (DN75-100)

Design temperature

Min: (- 60 deg. C)

Max: (345 deg. C)

FAQ

Q: How does a choke and kill manifold work?

A: The choke and kill manifold is used to control well kicks and pressure. When a well kick or blowout occurs, the choke manifold can control the downhole pressure by opening or closing the valve. The kill manifold can pump thick slurry into the well to achieve pressure balance. In addition, the choke manifold can also be used for well washing and blowout.

Q: What is the principle of choke manifold?

A: The choke manifold uses choke valves, flow meters, rotary choke, flow meters and other devices to control the drilling fluid to reduce the wellhead pressure and control the flow of drilling fluid to avoid liquid or gas from the wellhead. By adjusting the opening of the choke valve to control the flow of drilling fluid, the wellhead pressure can be controlled to ensure the safety of the wellhead.

Q: What is the principle of kill manifold?

A: The kill manifold is used in the case of wellhead loss of control or blowout. It mainly controls the wellhead pressure by pressing in high-density drilling fluid or cement concrete to prevent the wellhead from losing control. At the same time, it can also block the wellbore to prevent oil and natural gas from flowing out of the wellhead. The kill manifold can quickly respond to changes in wellhead pressure and take measures in the shortest possible time to ensure the safety of the wellhead.

Q: What is the function of the choke panel?

A: A choke manifold control panel is the device that controls the hydraulic-based choke manifold. The manifold needs to be controlled to maintain efficient performance throughout the drilling process, and this control panel allows us to remotely control its operations