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PCS-621B Auto Density Control Twin-Pump Cementing Skid
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PCS-621B Auto Density Control Twin-Pump Cementing Skid
Contact Name:
Tel: 0086 716 801 6585
Email: i-sales@sjs.ServaCorp.com
Address: Jingzhou city, hubei province jingzhou area xihuan road
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The Model PCS-621B system is a skid mounted complete mixing and pumping unit. This unit is state-of-the-art in mixing and density automatic control. The 7 bbl mixing and 20 bbl averaging tank makes the operator’s job easier, provides a cushion for fluctuations in bulk delivery, and provides excellent density and additive concentration averaging. 

GENERAL SPECIFICATION 

Net Weight21.5 t
Overall Dimension24 ft (L) x 8.5 ft (W) x 10.5 ft (H)
Max Pressure15,000 psi (w/3” fluid end)
Max Rate27 bpm (w/2 4-1/2” fluid end)
Density Range8.32-22.5 ppg ± 0.2 ppg
Mixing Rate0 ~ 12.6 bpm
Working Temperature-30ºC ~ 50ºC
Humidity< 90ºC
Working Time>2 hours (under max.press);>3 hours (under max.flow)


SPECIFICATION
Main EngineCaterpillar C13 475hp@2100rpm
TransmissionAllision 4700 OFS
Hyd. SystemTransmission PTO driven, closed loop for centrifugal pumps and open loop for agitators
TRIPLEX PUMP
Model No.SERVA TPB600
Stroke6” (152.4mm)
Brake Hp600 bhp (447kw)
Gear Ratio4.6:1
Fluid End3”3 1/2”4”4 1/2”
Working Pressure14,147 psi10,394 psi7958 psi6288 psi
Max. Rate248 gpm337 gpm441 gpm558 gpm
ACM-III MIXING SYSTEM
MixerHigh energy, recirculating jet mixer
Cement ValveLinear, offset valve
Water PumpMISSION 4X3
Rec/Trans PumpSERVA 56
DensitometerMicro motion 3” non-radioactive densitometer
Control SystemACM-III
TANK VOLUMES
Mixing Tank7 bbl (1.1 m³)Fuel tank238 gals
Averaging Tank20 bbl (3.2 m³)Hydraulic tank2x45 gals
Disp. Tank2x10 bbl (2x1.5 m³)Air tank20 gals

KEY POINTS

  • Continuous high energy mixing

  • Auto dendity control

  • Air inlet shutoff

  • Overpressure shutdown

  • SPS packing system

  • Non-radioactive densitometer

  • Stainless steel console

  • Engraved stainless steel panel

  • Dual scale gauges

  • Remote monitoring and data record systemavailable

  • Different size plunger ( 3” ,3 1/2” ,4” ,4 1/2”)for same fluid end

  • Two triplex pumps back to back installation

  • Cold start aid, air starter, hydraulic starteron request

  • Integral iron used in high pressuremanifold

Options

  1. Engine: Detroit diesel S60 475hp@2100rpm

  2. Radiator and fan cooling system,or sea weather heat exchanger available.

  3. ACM-IV density control system ( ACM-III + tub level control)

  4. Auxiliary hydraulic power pack.
    Engine: CAT C7(300hp@2200rpm)
    Weight: 2.4t
    Dimension: 9ft x 4ft x 6ft


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