Tank Volume Calculator: Horizontal, Vertical, Sphere & Cone-Bottom Tanks (2026)

Aienginear Tank Volume Calculator graphic showing a horizontal bullet with partly filled 2:1 heads, a cone-bottom tank and a sphere, with liquid depth h marked

Free tank volume calculator for horizontal, vertical, spherical and cone-bottom tanks with 2:1, hemi and torispherical heads. Level to volume, capacity tables and printable reports.

Compressor Power Calculator: Gas, Shaft & Driver Power, Discharge Temperature & Multistage Intercooling (2026)

Aienginear Compressor Power and Performance Calculator v1.2.0 dashboard showing 1,323 kW compressor shaft power, 1,456 kW required driver rating, 122.5 °C maximum discharge temperature and an absolute pressure ratio of 12.88 for a three-stage natural gas compressor

Free Aienginear compressor power calculator: gas, shaft and driver power, discharge temperature, isentropic and polytropic head, multistage intercooling, real-gas Z (Peng-Robinson, SRK, DAK), reciprocating and centrifugal screening and driver sizing, with branded printable tables and report.

Control Valve Sizing Calculator

Aienginear Control Valve Sizing Calculator for IEC 60534-2-1 Cv and Kv sizing of liquid, gas and steam valves with cavitation, noise and valve opening checks

Free IEC 60534-2-1:2011 control valve sizing calculator for liquid, gas and steam: Cv and Kv, choked flow, cavitation, noise, valve opening, automatic size selection and a printable datasheet, with three worked examples.

Pipe Color Code Calculator (ASME A13.1-2023)

Aienginear Pipe Color Code Calculator showing ASME A13.1-2023 pipe marker colours for natural gas, steam, sulphuric acid and cooling water

Free Aienginear pipe color code calculator for ASME A13.1-2023: marker colours by hazard, legend and field sizes from the finished OD, GHS pictograms, marker counts and batch schedules, with ISO 20560-1, BS 1710, IS 2379, AS 1345, ISO 14726 and NFPA 99 references.

Two-Phase Separator Sizing Calculator: Horizontal & Vertical, Souders-Brown K, Hold-up & Inlet Momentum (2026)

Aienginear two-phase separator sizing calculator showing a horizontal separator with HLL, NLL and LLL levels and the Souders-Brown equation

Free two-phase separator sizing calculator for horizontal and vertical gas-liquid separators: Souders-Brown K with pressure derating, droplet settling, hold-up and surge bands, inlet momentum in pascals, nozzle sizes and ASME VIII screening thickness, referenced to API RP 12J (2024), with printable tables and worked examples.

Vessel Volume & Calibration Calculator: Partial Fill, Strapping Table, Head Volumes & Wetted Area (2026)

Aienginear vessel volume and calibration calculator showing a horizontal vessel with 2:1 elliptical heads, liquid level and segment area

Free vessel volume calculator for horizontal, vertical, inclined and spherical pressure vessels. Partial fill, strapping tables, 2:1, ASME F&D, Klöpper and conical head volumes, level settings, wetted area and API 521 fire heat input, with printable Aienginear tables.

Plant Turnaround & Shutdown Management: Complete Planning, Execution & Startup Guide

Plant turnaround and shutdown management guide: T-minus milestones, scope freeze, job packs, critical path, positive isolation, gas testing, ASME PCC-1 bolting, PSSR startup, KPIs, calculators and printable Aienginear checklists.