EXHAUST GAS CASING FOR A HEAVY-DUTY GAS TURBINE ENGINE, HEAVY-DUTY GAS TURBINE ENGINE AND METHOD OF RETROFITTING A HEAVY-DUTY GAS TURBINEAn exhaust gas casing for a heavy-duty gas turbine engine includes a shell (12) delimiting a hot gas path (13) and having a downstream flange (17); and an annular cooling structure (20), extending aro…DRIVE·Jan 28·1 min readFollowF01D25/08ANSALDO ENERGIA SPA [IT]
SYSTEMS AND METHODS FOR CONTROLLING TEMPERATURE IN A SUPPORTING FOUNDATION USED WITH A GAS TURBINE ENGINEA foundation temperature control system (136) for use with a rotary machine (100) is positioned between the rotary machine and a foundation. The foundation temperature control system includes a heat s…DRIVE·Dec 24·1 min readFollowF01D25/08GE VERNOVA TECH GMBH [CH]
INTEGRAL ENGINE CASE PRECOOLERA heat exchanging arrangement is integrated within a gas turbine engine case (53) that at least partially encloses a gas turbine engine (20). The gas turbine engine has an upstream end and a downstrea…DRIVE·Aug 7·1 min readFollowF01D25/08HAMILTON SUNDSTRAND CORP [US]
Gas turbine power plant with waste gas recirculation and cooling gas with low oxygen contentA gas turbine power plant with exhaust gas recirculation is described, comprising a split compressor inlet for separately supplying recirculated exhaust gas and fresh air to the compressor inlet as we…DRIVE·Oct 15·1 min readFollowF01D25/08ALSTOM TECHNOLOGY LTD [CH]
Gas turbine engine end-wall component and corresponding methodAn end-wall component (26, 29) of the mainstream gas annulus of a gas turbine engine is provided. The component has a cooling arrangement including one or more circumferentially extending rows of ball…DRIVE·May 7·2 min readFollowF01D25/08ROLLS ROYCE PLC [GB]
Inlet bleed heat system with integrated air knife/siliencer panelsThe present application provides an inlet bleed heat system for supplying a flow of bleed air to a flow of incoming air into a compressor of a gas turbine engine. The inlet bleed heat system may inclu…DRIVE·May 7·1 min readFollowF01D25/08GEN ELECTRIC [US]
Turbine to operate at part-loadA turbine includes a compressor (10) to intake a fluid and to compress the fluid, a combustion chamber (20) to heat the fluid from the compressor, a turbine section (30) to rotate a shaft with the hea…DRIVE·Jul 10·1 min readFollowF01D25/08GEN ELECTRIC [US]
Method for operating a gas turbine power plant with flue gas recirculation and oxygen-depleted cooling gasThe method involves providing an exhaust gas recirculation with a gas turbine, a heat recovery steam generator (9) and an exhaust gas divider (29). The exhaust gas is divided in two exhaust gas stream…DRIVE·Sep 26·1 min readFollowF01D25/08ALSTOM TECHNOLOGY LTD [CH]
Aircraft gas turbine driveThe engine has core engine unit (1) comprising high pressure turbine (6) and downstream low pressure turbine (7). The core engine unit is surrounded by a bypass duct (18) and mixer (19) is arranged in…DRIVE·Oct 19·1 min readFollowF01D25/08ROLLS ROYCE DEUTSCHLAND [DE]
PREFERENTIAL COOLING OF GAS TURBINE NOZZLESTurbine nozzle assemblies include a plurality of circumferentially spaced first components (46A, 48A, 50A, 58A, 60A, 68A) and second components (46B, 48B, 50B, 58B, 60B, 68B), which are designed to pr…DRIVE·Sep 14·1 min readFollowF01D25/08GEN ELECTRIC [US]
Gas turbine impingement cooling structure and method of impingement coolingAn extended impingement cooling structure to cool outside an air supply plenum comprises an inner wall (102); an impingement sheet (104); a series of supports (106,106a) to maintain the inner wall (10…DRIVE·Nov 30·1 min readFollowF01D25/08UNITED TECHNOLOGIES CORP [US]
Exhaust gas turbine casingThe exhaust gas turbine includes a housing (1), a shaft (3) in a bearing housing (4), a turbine wheel (5) and a heat shield wall (2), which bounds an inflow channel (6) to the turbine wheel, along wit…DRIVE·Jun 16·1 min readFollowF01D25/08ABB TURBO SYSTEMS AG [CH]
A cooling circuit for a gas turbine bucketA closed internal cooling circuit for a gas turbine bucket includes axial supply and return passages in the dovetail of the bucket. A first radial outward supply passage provides cooling medium to and…DRIVE·Jul 18·1 min readFollowF01D25/08GEN ELECTRIC [US]
