63 calculators for pipeline design, operations, integrity, materials, and multiphase flow
Calculate Maximum Allowable Operating Pressure for pipeline segments based on class location factors.
Calculate circumferential hoop stress in pressurized pipe using Barlow's equation for wall thickness design.
Determine operating stress as a percentage of Specified Minimum Yield Strength for regulatory compliance.
Size gas pipelines using Panhandle A/B and Weymouth equations for pressure drop and velocity limits.
Size liquid pipelines for crude oil, water, and NGL using friction factor correlations and velocity limits.
Analyze steady-state gas pipeline hydraulics including pressure profiles and compressor station spacing.
Calculate minimum wall thickness per ASME B31.3, B31.4, and B31.8 pressure design requirements.
Assess corroded pipeline remaining strength using B31G, modified B31G, and RSTRENG methods.
Calculate bending stresses in unsupported pipe spans, supports, and directional changes.
Evaluate longitudinal and combined stress in pipelines per ASME B31.8 for restrained and unrestrained pipe.
Calculate pipeline thermal expansion, anchor forces, and growth for above-ground and buried piping.
Design expansion loops for piping flexibility and thermal stress relief per ASME B31.3 guidelines.
Look up flange pressure-temperature ratings per ASME B16.5 for Class 150 through 2500 flanges.
Calculate mean flowing pressure for pipeline segments used in gas volume and compressibility calculations.
Calculate buoyancy forces and required weight coating for submerged and waterway pipeline crossings.
Comprehensive buoyancy analysis for offshore and wetland pipelines including saddle weight sizing.
Calculate internal cross-sectional flow area for standard pipe sizes and custom dimensions.
Calculate internal volume and capacity for pipe segments in gallons, barrels, and cubic feet.
Calculate pipe weight per foot for steel and alloy pipe including coatings and insulation.
Calculate maximum allowable pipe support spacing based on stress, deflection, and natural frequency.
Design variable and constant spring hangers for pipe support with thermal movement and load balancing.
Analyze external loading on buried pipelines at highway and railroad crossings per API 1102.
Design pipeline casing installations for road, rail, and river crossings with casing spacer sizing.
Calculate pullback forces for horizontal directional drilling installations per ASTM F1962 methods.
Determine erosional velocity limits and sand production thresholds for pipeline and wellhead systems.
Analyze pipeline seismic loads including PGV, fault displacement, liquefaction, and lateral spread effects.
Size slug catchers for two-phase pipeline systems including finger-type and vessel configurations.
Analyze surge pressure from valve closure and pump trips with wave speed and critical time calculations.
Calculate Darcy and Fanning friction factors using Colebrook-White, Swamee-Jain, and Churchill methods.
Profile hydraulic gradient along elevation, detect slack flow, and analyze station-by-station pressure.
Optimize multi-diameter pipeline segments for cost savings with transition loss analysis.
Optimize steel grade selection along pressure profile for weight and material cost savings.
Calculate pressure drop, flow capacity, or required diameter for liquid pipelines.
Determine optimal pump station locations along liquid pipelines with elevation profile analysis.
Analyze upstream and downstream hydraulics for midpoint injection or stripping operations.
Size surge tanks, accumulators, and relief valves for transient pressure protection.
Calculate density, viscosity, bulk modulus, and vapor pressure at operating conditions.
Predict CO2 corrosion rates using de Waard-Milliams model for carbon steel pipeline systems.
Calculate corrosion rates in mils per year from inspection data and remaining life estimates.
Size galvanic anodes for cathodic protection of buried pipelines per NACE SP0169 requirements.
Size impressed current rectifiers for cathodic protection systems including anode groundbed design.
Analyze pipe-to-soil potential data from CIS and DCVG surveys for cathodic protection effectiveness.
Size Coriolis mass flow meters for gas and liquid custody transfer measurement applications.
Calculate measurement uncertainty for custody transfer metering per AGA and ISO standards.
Size gas turbine meters for custody transfer with rangeability and pressure drop analysis.
Evaluate meter proving repeatability and meter factor calculations per API MPMS Chapter 4.
Size pipe provers and small volume provers for meter calibration and proving applications.
Calculate tank volumes from gauge readings using API strapping table methods and corrections.
Evaluate in-service welding parameters including burn-through risk and heat input requirements.
Calculate flow rates and pressure effects during hot tapping and stopple fitting operations.
Determine welding preheat temperatures using carbon equivalent methods per API 1104 and AWS D1.1.
Calculate pig velocity and travel time for cleaning, gauging, and smart pig inspection runs.
Evaluate leak detection system sensitivity and CPM performance per API 1130 and API 1160.
Calculate odorant injection rates and verify mercaptan concentration levels for gas distribution.
Calibrate Y-Z factor odorizer settings for consistent mercaptan injection at varying flow rates.
Calculate drip leg blowdown requirements for condensate removal in gas gathering and distribution.
Calculate nitrogen purge volumes and drying requirements for pipeline commissioning and dewatering.
Design dewatering and drying operations using pigging trains and nitrogen displacement methods.
Calculate nitrogen volumes and pressures for pipeline pressure testing and leak detection.
Calculate tape coating overlap, material quantities, and wrap specifications for pipeline coating.
Calculate concrete volume in cubic yards for foundations, pads, piers, and equipment bases.
Size drain orifices for liquid blowdown applications and drip leg drainage systems.
Select appropriate steel grades for sour service, H2S environments, and corrosive conditions.
Calculate blind flange and paddle blind (skillet) thickness per ASME Section VIII UG-34.
Calculate stud bolt lengths and thread engagement for flanged connections per ASME B16.5.
Calculate tank truck and tanker trailer volumes and CNG transport capacities.
Calculate tensile strength, yield strength, and stress-strain relationships for pipe materials.
Calculate water volumes for hydrostatic testing, pipeline fill, and dewatering operations.
Calculate welding electrode consumption and filler metal requirements for pipeline construction.
Calculate two-phase pressure drop in pipelines using the Beggs-Brill correlation for all flow regimes.
Analyze horizontal two-phase flow patterns and pressure drop using the Dukler correlation method.
Evaluate vertical gas well performance and liquid loading using the Gray correlation method.
Calculate vertical two-phase pressure drop in well tubing using the Hagedorn-Brown correlation.
Design factor: 0.72 max for Class 1 locations per B31.8
P/S criteria: -850 mV CSE (instant off) per NACE SP0169
Smart pig speed: typically 1-5 m/s for ILI runs
ASME B31.8 Barlow equation, class location factors, design factors, and 49 CFR 192 regulatory requirements.
Barlow's formula derivation, circumferential vs longitudinal stress, and pipe wall thickness design.
Panhandle A/B and Weymouth gas flow equations, friction factors, and compressor station spacing.
ASME B31G and modified B31G methods, Folias bulging factor, RSTRENG, and metal loss assessment.
Corrosion mechanisms, mils per year calculations, wall loss trending, and remaining life estimation.
Galvanic and impressed current CP systems, NACE SP0169 criteria, anode design, and survey methods.