Engineering Calculation Suite — Oilfield

PRODUCTION
MODULES

Precision calculation tools built on API standards and practical oilfield experience. Auditable outputs, zero installation, accessible from any device.

Open ALLOC →Open CTPL →Open GAS →Open SGS →
4
Live Modules
API
MPMS Certified
100%
Cloud-Based
0
Installation Required
Available Modules

CALCULATION SUITE

4 of 4 deployed
● Live

ALLOC

Production Allocation

Build a field network, enter well test data and measured volumes, then run back-allocation to distribute field production to individual wells.

Network EditorWell TestsTank InventoryBack-Allocation
WELLSSEPARATORMETERSW1W2W3SEPSEP-1OIL METER9,003 bbl/dWATER MTR335 bbl/dGAS METER1.2 MMscf/dNODAL BACK-ALLOCATION
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● Live

CTPL

Volume Correction Factors

Temperature and pressure volume correction factors for crude oil. Covers base, observed, and alternate condition corrections with full audit trail.

From ObservedFrom BaseTo AlternateBatchMass to Volume
OBSERVED1,000 bbl35°C · 250 psiVCF0.9882T = 35°C · P = 250 psiSTANDARD988.2 STB@ std. conditionsCTL × CPL = VCFAPI MPMS CHAPTER 11.1
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● Live

GAS

Gas Properties & Flow Rate

Z-factor calculations via Hall-Yarborough, Brill-Beggs, and AGA-8 Detail (NIST validated). Flow rate via AGA-3 orifice and AGA-7 ultrasonic meters.

Z-FactorAGA-8 DetailOrifice (AGA-3)Ultrasonic (AGA-7)
0.70.91.01.1246Z-FACTORPpr →Hall-Yarborough · Brill-Beggs · AGA-8
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SGS

Static Gradient Survey

Downhole pressure gradient interpretation to determine the free water level from downhole pressure measurements. Built for field engineers.

FWL DetectionGradient Analysis
DEPTHPRESSURE →OILWATERFWL
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Built On Industry Standards
API MPMS 11.1
Temperature & Pressure Correction
AGA-3 / AGA-7
Gas Flow Rate Metering
AGA-8 Detail
NIST Z-Factor, <0.001% Error
Auditable
Full Calculation Transparency