Condensing heat recovery unit for a portable fluid heater

摘要

A condensing heat recovery unit for a portable fluid heater has a heat exchanger with a plurality of hollow rectangular heat recovery panels, a flue gas collection hood that funnels flue gas from the portable fluid heater into one side of the heat exchanger, and a condensate collector connected to the opposite side of the heat exchanger that collects flue gas condensate.

主权项

1. A condensing heat recovery unit for a portable fluid heater, comprising:
a heat exchanger having an inlet manifold with an inlet port; an outlet manifold with an outlet port; and a plurality of rectangular heat recovery panels arranged in a side-to-side juxtaposition with open top ends respectively connected to the outlet manifold and the open bottom ends respectively connected to the inlet manifold; a flue gas collection hood that directs flue gas exhausted from the portable fluid heater into a first side of the heat exchanger; a condensate collector on an opposite side of the heat exchanger that funnels flue gas condensate to a condensate drain; and a high pressure fluid pump connected to the condensate drain to pump collected condensate to an inlet of the portable fluid heater.