Patent ID: 8701426

Claim:
A boiler for an aircraft, comprising: a base section and a top section; a liquid cooling fluid; an absorber material disposed in the base section, wherein the absorber material comprises a hydrogel, synthetic polymer and a dispersant, the absorber material is configured to retain the cooling fluid therein, and the absorber material is configured to change from liquid form to granular form when subjected to a temperature exceeding 100° C.; a hydrophilic barrier disposed between the base and top sections, wherein the hydrophilic barrier is configured to retain a mixture of the liquid cooling fluid and the absorber material in the base section while allowing the cooling fluid and a vapor of the cooling fluid to pass therethrough; and a heat exchanger for transferring thermal energy of hot hydrocarbon fuel of the aircraft, the heat exchanger disposed in the base section and configured to facilitate thermal communication with the mixture of the cooling fluid and the absorber material.