Patent ID: 11945598
Assignee: PRATT & WHITNEY CANADA CORP.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. A vapor-to-air heat exchanger for an aircraft powerplant, comprising:
a pressurized vapor source supplying vapor; and
a condenser including a condenser inlet in fluid communication with the pressurized vapor source to receive the vapor, a condenser outlet, and at least one pneumatic vessel defining a cavity in fluid communication between the condenser inlet and the condenser outlet, the at least one pneumatic vessel being reversibly inflatable to be configurable between a collapsed vessel configuration and an inflated vessel configuration, a volume of the cavity being greater in the inflated vessel configuration than in the collapsed vessel configuration, the at least one pneumatic vessel being inflatable from the collapsed vessel configuration to the inflated vessel configuration when the cavity is pressurized by the vapor.