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Horizontal Test Separator

The Apex Petroleum Services three-phase horizontal well testing separator is designed to separate and measure the gas, oil, and water produced from a well. This separator can be used in well testing and to clean up new completions or stimulated wells.

Photograph of Horizontal Test Separator equipment used in oilfield operations

The Apex Petroleum Services three-phase horizontal well testing separator is designed to separate and measure the gas, oil, and water produced from a well. This separator can be used in well testing and to clean up new completions or stimulated wells.

The horizontal test separator is a self-contained unit with the valves and pneumatic controls needed to regulate the pressure and fluid levels. The redundant safety design incorporates a pre-set relief valve and rupture disc.

The new Apex horizontal test separator has several improvements over previous models. It now has box beam skids for durability, removable pull bars, and revised lift fittings with ISO corners. Also, less welding is required to fabricate the manifold. The positioning of equipment has been revised to maintain the ISO specifications, and the rupture disc is now run horizontally. High-level alarms and automatic shutdowns eliminate liquids spilling over into the gas flare and gas blow-by to surge tank.

Key features

  • Accurately determines oil, gas, and water volumes
  • Can be used in a wide range of applications such as low- or high-volume wells and corrosive or sweet wells
  • Compact for quick installation
  • Can be third-party certified
  • Meters include a connection for easy DAQ hookup
  • Coriolis meter option available for gas and liquids
  • Modular design with box beam container which conforms to ISO specifications for improved portability
  • Eliminate shutdowns by allowing more bypass options
  • High-efficiency mist extractor vanes for reduced liquid carryover
  • DNV and CSC skid design for improved portability

Specifications

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Horizontal Test Separator Specifications (1 of 2)
Description3-Phase Horizontal3-Phase Horizontal3-Phase Horizontal3-Phase Horizontal
Vessel Size in. x ft (cm x m)36 ID x 10 SS (91 x 3.0)42 ID x 10 SS (107 x 3.0)42 ID x 15 SS (107 x 4.6)48 ID x 10 SS (122 x 3.0)
Maximum Working Pressure psi (Bar)1,440 (99)1,440 (99)1,440 (99)1,440 (99)
Gas Capacity MMSCF/D40579265
Liquid Capacity BLPD7,25010,50016,60013,700
Liquid Capacity BOPD6,4008,65015,00011,700
Liquid Capacity BWPD5,2008,60013,00011,500
ServiceH2S*H2S*H2S*H2S*
Skid Length in. (cm)238.5 (606)238.5 (606)238.5 (606)238.5 (606)
Skid Width in. (cm)96 (244)96 (244)96 (244)96 (244)
Skid Height in. (cm)96 (244)114 (290)114 (290)114 (290)
Skid Weight lb. (kg)25,000 (11,340)37,500 (17,010)41,500 (18,824)40,700 (18,144)
Inlet3-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.
Gas Outlet3-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.
Oil Outlet2-in. – 600 lb.2-in. – 600 lb.3-in. – 600 lb.3-in. – 600 lb.
Water Outlet2-in. – 600 lb.2-in. – 600 lb.2-in. – 600 lb.2-in. – 600 lb.
Relief3-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.4-in. – 600 lb.
Drain2-in. – 600 lb.2-in. – 600 lb.

Scroll horizontally to view the complete table

Horizontal Test Separator Specifications (2 of 2)
Description3-Phase Horizontal3-Phase Horizontal3-Phase Horizontal3-Phase Helilift
Vessel Size in. x ft (cm x m)48 ID x 15 SS (122 x 4.6)42 ID x 15 SS (122 x 6.0)84 ID x 15 SS (213 x 4.6)30 ID x 15 SS (122 x 3.0)
Maximum Working Pressure psi (Bar)1,440 (99)2000 (138)250 (17.2)580 (39.9)
Gas Capacity MMSCF/D941502535
Liquid Capacity BLPD21,75029,80062,0007,500
Liquid Capacity BOPD18,60021,00041,0007,350
Liquid Capacity BWPD13,00021,00021,0006,000
ServiceH2S*H2S*H2S*H2S*
Skid Length in. (cm)359.25 (606)359.25 (606)359.25 (606)214 (2) (544)
Skid Width in. (cm)96 (244)96 (244)96 (244)64 (2) (163)
Skid Height in. (cm)114 (290)114 (290)114 (290)86 (2) (218)
Skid Weight lb. (kg)52,500 (23,814)59,100 (26,807)38,000 (17,237)6,000 (2) (2721)
Inlet4-in. – 600 lb.6-in. – 900 lb6-in. – 150 lb.3-in. – 602
Gas Outlet4-in. – 600 lb.8-in. – 900 lb3-in. – 150 lb.3-in. – 602
Oil Outlet3-in. – 600 lb.4-in. – 900 lb4-in. – 150 lb.2-in. – 602
Water Outlet2-in. – 600 lb.3-in. – 900 lb2-in. – 150 lb.2-in. – 602
Relief4-in. – 600 lb.4-in. – 900 lb4-in. – 150 lb.4-in. – 602
Drain2-in. – 600 lb.2-in. – 900 lb2-in. – 150 lb.

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