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Multiphase Flow Metering Products and Services

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Wet Gas Meter (WGM)

Haimo Wet Gas Metering technology is an extension of Haimo Technologies' standard multiphase metering technology. The wet gas meter is usually used to measure individual phase flow rates in gas and condensate productions. Depending on application requirement, the wet gas meters can be of a spool piece or skid mounted design.

  • Introduction
  • Principle
  • Performance
  • Features

Haimo Wet Gas Meter (WGM) is a state-of-the-art technology for inline measurement of wet gas flow. The meter allows accurate measurement of liquid (water/condensate) content in the gas and individual flow rate of gas and liquid, with a very compact structure design. Depending on application requirement, the wet gas meters can be of a spool piece or skid mounted design.

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32 units of specially designed 8-inch WGM for extremely high H2S applications in UAE
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Wet Gas Meter

Haimo WGM utilizes gamma ray measurement technology to determine phase fraction and a venturi meter to determine the total flow rate. An installed source emits gamma rays which travel through the flowing materials in the measurement pipe, and a detector measures the amount of gamma rays passed through the flow. Gas and liquid fractions expressed in Gas Volume Fraction (GVF) are computed in real time through the combination of gamma ray attenuation equations, and a unity assumption of phase fractions. A Multivariable Transmitter (MVT) measures pressure, temperature and differential pressure of the venturi flow meter, from which total flow rate of the multiphase stream is determined. A Data Acquisition Unit (DAU) performs all calculations and converts flow measurements from line to standard condition. Unique redundancy design enables self-verification and improves reliability.

Technical Specifications

Item

Parameters

Dimension:

1.5~16 inch

Operating Pressure:

0~35 MPa

Operating Temperature:

-40~180 deg. C

Operating Range:

90~100% (GVF)0~0.3(LM)

Flange Connection:

ASME, API, Hub

Wetted Parts Materials:

SS, DSS, CS, Inconel, Alloy

Power Supply:

24 VDC or 110/220 VAC

Power Consumption:

<50W

Output    Interface:

RS232/485

Communication    Protocol:

Modbus RTU, ASCII, TCP


Haimo Wet Gas Meter (WGM) Performance    Specifications
      (Wet Gas for two Phases)

Confidence level = 95%, k = 1.96

Measurement Range

Term of Measurement Output

Uncertainty

Repeatability

Gas Volume Fraction 

          (GVF)

Gas Mass Fraction
   (GMF)

Lockhart–Martinelli (LM)

90~100%

80~100%

0~0.3

Gas Mass Flow Rate (Rel)

2%

1/3 of % uncertainty

Hydrocarbon/Total Mass Flow Rate (Rel)

3%


Haimo Wet Gas Meter (WGM) Performance Specifications
 (Wet Gas in Three-phase)

Confidence level = 95%, k = 1.96

Measurement Range 

Term of Measurement Output

Uncertainty

Repeatability

Gas Volume Fraction 

          (GVF)

Gas Mass Fraction
 (GMF)

Lockhart–Martinelli (LM)

90~100%

80~100%

0~0.3

Gas Mass Flow Rate 

                (Rel)

2%

1/3 of % uncertainty

Hydrocarbon/Total Mass Flow Rate (Rel)

3%

Water Cut (Abs)

2.5%

  • Compact, lightweight and modular

  • Non-Intrusive

  • No moving parts, low maintenance requirements

  • Wide operational range

  • Remote operation and self verification

  • Remote operation and data acquisition

  • Unique in-line wet gas model

  • Low pressure loss

  • Low power consumption


We look forward to helping you and will contact you as soon as possible.