Single-Well Multiphase Flow Metering Skid

Single-Well Multiphase Flow Metering Skid

Single-Well Multiphase Flow Metering Skid

The Skid-Mounted Multi-Parameter Metering Device delivers continuous, high-accuracy well production data — oil, water, and gas flow rates — directly at the well pad. Using a Coriolis + electromagnetic hybrid measurement architecture, it replaces the traditional test separator with a compact, transportable skid that requires no radioactive sources, no frequent calibration, and no dedicated operator.

For production engineers managing dozens or hundreds of wells, this device eliminates the two biggest pain points of well testing: (1) waiting for the mobile well-testing truck to arrive (often weeks between tests), and (2) the regulatory and safety burden of radioactive-source multiphase flow meters. Install it once, and every well on the pad gets real time production data via 4G/Modbus to your SCADA.

How Hybrid Coriolis + Electromagnetic Measurement Works

Conventional well testing relies on a test separator — a large pressure vessel that separates oil, water, and gas by gravity, then measures each phase with separate flow meters. This requires significant infrastructure (separator vessel, piping, flare), occupies 50+ m² of pad space, and only tests one well at a time. Mobile well-testing trucks solve the infrastructure problem but introduce long intervals between tests — often 30–60 days — during which production anomalies go undetected.

The Jingtao Skid-Mounted Metering Device uses a fundamentally different approach: the Coriolis mass flow meter directly measures total mass flow and density with ±0.1% accuracy, while a full-bore electromagnetic water-cut meter determines the water fraction without obstructing flow. The two measurements are fused in the onboard controller using PVT fluid models to calculate individual oil, water, and gas flow rates — updated every second.

The critical advantage: no radioactive source (unlike gamma-ray multiphase meters that require Am-241 or Cs-137 sealed sources with 10-year regulatory compliance tracking), no moving parts in the flow path, and the entire system fits on a 2m × 1.5m skid that can be forklifted onto any well pad.

Key Technical Specifications

  • Measurement Principle: Coriolis mass flow (oil + water total) + full-bore electromagnetic water-cut meter
  • Measured Parameters: Oil flow rate, water flow rate, gas flow rate, water cut (0–100%), fluid density, fluid temperature, pipeline pressure
  • Flow Range: 0.5 – 200 m³/day (liquid); 0 – 20,000 Nm³/day (gas)
  • Water Cut Accuracy: ±0.5% (0–70% WC), ±1.5% (70–100% WC)
  • Oil Flow Accuracy: ±0.1% of reading (Coriolis)
  • Gas Flow Accuracy: ±1.5% of reading
  • Radiation Source: None — purely mechanical and electromagnetic measurement
  • Data Output: 4G cellular (MQTT/HTTPS to cloud), Modbus RTU/TCP, RS-485 local, 4–20mA analog outputs
  • Skid Dimensions: 2,000 mm × 1,500 mm × 1,800 mm (L×W×H)
  • Weight: ~1,200 kg (skidded, ready to deploy)
  • Power Supply: 220V AC or 24V DC (solar-compatible), <100W consumption
  • Protection Class: IP65 (weatherproof, outdoor permanent installation)
  • Operating Temperature: -40°C to +60°C
  • Explosion-Proof Certification: Ex d IIB T4 (optional, for gas-bearing well pads)

Competitive Comparison

Parameter Test Separator (Fixed) Truck-Mounted Well Testing Jingtao Skid-Mounted Metering
Well Coverage 1 well at a time (manifold switching) 1 well at a time, 30–60 days between tests Continuous — all wells via manifold switching (PLC auto)
Radiation Source None Often Am-241/Cs-137 gamma densitometer None — zero radiation regulatory burden
Accuracy (Oil Rate) ±5–10% (gravity separation limitations) ±3–5% (typical multiphase meter) ±0.1% Coriolis + ±0.5% water cut
Annual Operating Cost $15,000–25,000 (maintenance + operators) $30,000–60,000 (truck service contract) $2,000–5,000 (power + annual recalibration)

Skid-mounted deployment times verified from Xinjiang Oilfield remote wellpad installations. Solar-powered variant field-tested in Taklamakan Desert conditions (ambient -20°C to +55°C).

Field-Proven Applications

  • Well Pad Permanent Installation: Deploy one skid per well pad; the onboard PLC automatically sequences through 6–12 wells via a manifold valve. Continuous production allocation without dedicated operators.
  • Waterflood Surveillance: Early detection of water breakthrough — The 1-second water-cut trend reveals injection front arrival days before it would be caught by a monthly truck test, enabling proactive production adjustments.
  • Heavy Oil / High-Viscosity Wells: Coriolis meters are inherently immune to viscosity changes — no correction factors needed. Unlike turbine or PD meters that under-register at high viscosity, the Coriolis delivers accurate mass flow regardless of fluid properties.
  • Remote / Unmanned Well Pads: Solar-powered configuration (24V DC, <100W) with 4G data backhaul enables metering on pads with no grid power and no personnel. Deployed on 30+ remote pads in Changqing Oilfield.
  • Regulatory Compliance (China GB Standards): Meets GB/T 21412.1 multiphase flow measurement requirements. Radiation-free design eliminates licensing, transport permits, and disposal obligations required for Am-241/Cs-137 meters.

Why Choose Jingtao Energy

  • Proven at Scale: 200+ skids deployed across Shengli, Changqing, and Xinjiang oilfields. One Changqing pad has operated continuously for 36 months with only annual recalibration — zero unplanned downtime.
  • Radiation-Free Advantage: No radioactive source means no radiation safety officer, no sealed-source registry, no transport permits, no decommissioning plan. This alone saves $5,000–10,000/year in regulatory overhead vs. gamma-ray multiphase meters.
  • Turnkey Data Integration: Every skid includes a pre-configured IoT gateway. Data streams to your existing SCADA (Modbus) or Jingtao’s cloud dashboard. API available for direct integration with production databases (PetroBank, OFM, PI System).
  • Rapid Deployment: Factory-calibrated and pressure-tested before shipping. On-site: forklift onto pad, connect flanges, plug in power — producing data within 4 hours of arrival.

📋 Stop waiting for the well-testing truck. Get real time production data on every well.

Share your well count, pad layout, and fluid properties. We’ll specify a manifold + metering skid configuration and calculate your payback timeline — within 48 hours.

Request Metering Skid Proposal Contact Production Optimization Team


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