Beyond Petroleum Equipment

13

2025

-

01

Quintuplex Water Injection Pump Ready for delivery

Author:


Uintuplex Water Injection Pump

Quintuplex Water Injection Pump Ready for delivery

 

A quintuplex water injection pump is a specific type of positive - displacement pump.

 

Structure and Operation

 

Plunger System: It typically has five plungers (hence "quintuplex"). These plungers work in a reciprocating motion. As the plungers move back and forth within their cylinders, they draw water into the pump chamber during the suction stroke and then force the water out under high pressure during the discharge stroke. The coordinated movement of these five plungers helps to provide a more continuous and stable flow of water compared to pumps with fewer plungers.

 

Power Transmission: It's usually driven by an electric motor through a power transmission mechanism such as a crankshaft and connecting rods. The motor provides the rotational energy that is converted into the reciprocating motion of the plungers.

 

Advantages

 

High Pressure Generation: It can generate high - pressure water output. This makes it suitable for applications where water needs to be injected into systems with high - pressure resistance, like in deep - well oil injection operations. The high - pressure output helps to overcome the resistance of the formation and ensure efficient water injection.

 

Precise Flow Control: The pump can offer precise control over the flow rate of water. The reciprocating action of the plungers allows for accurate metering of the water volume being pumped. This is important in applications where the exact amount of water injection is critical, such as in chemical dosing in water treatment plants or in maintaining specific pressure profiles in oil reservoirs.

 

Reliability: With its robust construction and multiple - plunger design, the quintuplex pump is relatively reliable. The presence of five plungers means that if one plunger experiences a problem, the others can continue to operate to a certain extent, reducing the likelihood of a complete pump failure and allowing for maintenance to be scheduled more conveniently.

 

Applications

 

Oil and Gas Industry: It's widely used in the oil and gas sector for water injection into oil reservoirs. By injecting water, the pressure in the reservoir is maintained or enhanced to improve oil recovery rates. The high - pressure and precise - flow capabilities of the quintuplex pump are well - suited for these operations, especially in offshore or deep - well scenarios.

 

Industrial Water Treatment: In water treatment plants, it can be used to inject chemicals or to move water through high - pressure filtration systems. For example, it can accurately dose coagulants to help remove impurities from water by facilitating the aggregation of particulate matter.

 

 

Technical parameters

Pump matching accessories

Model & Name

5DS175A-20/30                                        Quintuplex water injection pump

Name

Model

Qty.

Medium and characteristics     

After filtration water

Quintuplex pump

5DS175A

1

Suction pressure   (MPa)

0.08--2

Pulley

 

2

Discharge pressure (MPa)

30

pulley guard

 

1

Capacity (m3/h)

20

Discharge dampener

4L / 31.5MPa

1

Valve structure        

Line valve

Safety relief valve

 

1

Stroke length ( mm)

89

Seismic pressure gauge

 

1

Plunger diameter (mm)

50.8

skid mounted

 

1

Pump speed (rpm)

370

Motor

dIIBT4/IP55

1

Ex-proof Frequency conversion motor   380V/50Hz

Model

YBBP-315L--4

Lubri oil level switch

 

1

speed (rpm)

1480

Lubri oil Temp sensor

 

1

power  (kw)

200

 

 

 

Drive Type

V-belt+ pulley

VFD Box

No-Ex-proof

1

Lubrication of power end

forced +cooling

Intake filter

316Lss

1

Dia.of the pump inlet  (in)

DN100 flange class 150

 

 

 

Dia.of the pump outlet (mm)

DN50  

 

 

 

Dimensions (LxWxH) mm

2600*1600*1400

Commissioning spare

 

1 set

Net Wight (KG)

4000

Special tools

 

1 set

Material of main parts

Pump Frame

HT250

Liquid cylinder

316Lss

Crankshaft

QT800-2

Plunger

304+colmonoy6+WC

Valve

17-4PH ss

Spring

316LSS

Packing

kevlar fiber+PTFE

stuffing box

316L ss

bearing shell

20 High - tin alloys

 

 

 

 

After 60 days of intensive production, this water injection pump was successfully completed and all performance indicators met the standards. It is now ready to be shipped to Kazakhstan.

Uintuplex Water Injection Pump