What volumetric efficiency models does this calculator include?

It includes five models: Theoretical, Worthington, Cooper-Bessemer, and NGPSA correlations for reciprocating compressor flow prediction.

What is volumetric efficiency in a reciprocating compressor?

Volumetric efficiency is the ratio of actual gas delivered to the swept volume of the cylinder, affected by clearance volume, pressure ratio, and gas properties.

Can I compare multiple VE models side by side?

Yes, this calculator lets you compare five industry-standard volumetric efficiency models simultaneously to predict compressor flow capacity.

Compressor Flow Prediction Calculator | Multi-Model VE Comparison

Operating Pressures

Suction Pressure (psig)

psig

Discharge Pressure (psig)

psig

Compression Ratio (auto-calculated)

--

Temperature & Atmosphere

Suction Temperature (°F)

°F

Atmospheric Pressure (psia)

psia

Gas & Cylinder Properties

Specific Heat Ratio (k)

-

Natural gas: 1.24-1.34

Clearance (%)

%

Typical: 8-30% normal, 40-200% pipeline

Piston Displacement (CFM)

CFM

Compressibility & Base Conditions

Suction Compressibility (Zs)

-

Base Pressure (psia)

psia

Base Temperature (°F)

°F

Compressor Flow Prediction Calculator

Operating Pressures

Temperature & Atmosphere

Gas & Cylinder Properties

Compressibility & Base Conditions

Results

Model Comparison

Analysis Details

Compressor Flow Prediction Calculator

Operating Pressures

Temperature & Atmosphere

Gas & Cylinder Properties

Compressibility & Base Conditions

Results

Model Comparison

Analysis Details

Related Calculators

Volumetric Efficiency

Compressor HP

Recip Compressor Sizing

HP per MMSCFD