A heat exchange arrangement (40) for a gas turbine engine (10). The arrangement (40) comprises a first conduit (46) for an engine component cooling fluid and a second conduit (44) for a second fluid. The arrangement further comprises a heat exchange portio...

A cooling system for a gas turbine engine (10). The system comprises a fuel air heat exchanger (78) comprising a fuel passage (80) in thermal contact with an engine cooling air passage (82). The system further comprises a fuel deoxygenator (72) located ups...

The cooling system (30) includes at least one channel (32) that draws off cold air (300) in a secondary air flow (200). At least one heat exchanger (34) is located in the channel for circulation of hot air (420) from a primary air flow (100) before reachin...