Condensate Subcooling and Condensation Heat Are Separate Terms

Define the Thermal Model

Steam condensation releases latent energy while the newly formed saturated liquid retains sensible energy. TLV’s condensate-recovery explanation makes this distinction. Additional condensate cooling can release sensible heat, but it belongs in a process-duty credit only when that cooling occurs within the defined useful boundary.

Compare a Hypothetical Case

Assume an invented latent contribution of 2,000 kJ/kg and condensate heat capacity of 4 kJ/(kg·K). Cooling the condensate a further 40 K would release 160 kJ/kg. The possible total within a boundary containing both stages is 2,160 kJ/kg. If that cooling instead occurs in a remote return line, crediting it to the heated product misplaces the energy.

Complete the Engineering Review

Draw a boundary around the equipment receiving useful heat. Mark the condensate’s exit state at that boundary and record the separate return-system state. Ask whether drainage and control permit the claimed subcooling. Do not turn an assumed colder return temperature into evidence that the product received the extra sensible energy.

Use the processing-tank page to identify the proposed heating interface. The example is an accounting exercise, not an instruction to retain condensate in a jacket. Equipment and drainage specialists should confirm the actual arrangement before assigning an outlet-state credit.

Which sensible-condensate contribution is being added to the latent heat-delivery calculation?

This blank worksheet is for your own project. It contains no H M machine trial result.

Customer Questions

Related Equipment References

Review the actual offered equipment and application separately from this educational example.

• processing-tank page

Primary References

These references support the technical principles discussed in this guide. The worked examples and review questions are educational.

• TLV’s condensate-recovery explanation
• processing-tank page