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Recovered heat

Air Compressor Heat Recovery Calculator

Estimate useful recoverable heat, annual thermal energy, avoided heat value, and unrecovered heat from compressor electrical input. Enter the application values to calculate four decision-ready outputs and review the governing assumptions before selecting equipment.

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Recovered heat

Run the calculation

Estimate useful recoverable heat, annual thermal energy, avoided heat value, and unrecovered heat from compressor electrical input. Enter the application values to calculate four decision-ready outputs and review the governing assumptions before selecting equipment.

Engineering inputsCompressor Heat Recovery Calculator

Enter the known application values. Outputs update instantly as units or assumptions change.

Use these values for preliminary sizing before final datasheet review.

Engineering visual

Compressor Heat Recovery Calculator calculation path

The compressor converts electrical input into compressed-air output and heat. Capacity, pressure, specific power, and recoverable heat are shown by energy path.

Compressor Heat Recovery Calculator calculation pathThe compressor converts electrical input into compressed-air output and heat. Capacity, pressure, specific power, and recoverable heat are shown by energy path.MOTORCOMPRESSORη / kWAIR Q @ pRECOVERABLE HEAT
  1. 01Compressor input power
  2. 02Calculate and compare
  3. 03Useful recoverable heat
Useful recoverable heat
Annual useful thermal energy
Estimated annual heat value
Unrecovered input heat

Calculation reference

What this tool checks.

Use the displayed relationship to understand how the entered conditions affect the result. Treat the output as a preliminary selection, then verify actual operating conditions, catalog limits, and safety margin.

Inputs

  • Compressor input power
  • Recoverable heat fraction
  • Useful heat utilization
  • Annual operating hours
  • Replacement heat value

Outputs

  • Useful recoverable heat
  • Annual useful thermal energy
  • Estimated annual heat value
  • Unrecovered input heat

Engineering guide

Use the result with the right context.

Calculate compressor heat recovery calculator for a pneumatic application and compare the result with supplier data.

Calculation workflow

  1. Enter Compressor input power, Recoverable heat fraction, Useful heat utilization and replace every default with application data.

  2. Run the calculation while keeping pressure, temperature, geometry, and reference states consistent.

  3. Interpret Useful recoverable heat, Annual useful thermal energy, Estimated annual heat value against the supplier datasheet, machine risk, and an appropriate design margin.

Assumptions and limits

  • Reference pressure, temperature, humidity, and flow basis must stay consistent; standard and actual volume are not interchangeable.

  • Replace default correction factors with measured plant data and supplier ratings before equipment purchase.

FAQ

Common review questions.

01Tool noteWhat does the Compressor Heat Recovery Calculator calculate?

Estimate useful recoverable heat, annual thermal energy, avoided heat value, and unrecovered heat from compressor electrical input. It returns Useful recoverable heat, Annual useful thermal energy, Estimated annual heat value, Unrecovered input heat so the primary answer and its supporting checks stay together.

02Tool noteCan I use the result as a final component selection?

Use it for preliminary engineering and RFQ comparison. Final selection must include supplier ratings, installation losses, transient conditions, applicable standards, machine risk, and validation testing.

03Tool noteWhy can a supplier calculation differ?

Supplier tools may use proprietary test curves, correction factors, rounding, leakage allowances, or reference conditions. Match those conditions and replace the defaults before comparing results.

04Tool noteWhat should I verify after using the Compressor Heat Recovery Calculator?

Check the entered units and reference conditions, then compare the calculated outputs with manufacturer ratings, application safety margins, transient loads, installation losses, and measured machine performance.