BLADE-DISK ASSEMBLY FOR A GAS TURBINE AND GAS TURBINEA blade-disk assembly (200) for a gas turbine (100) includes a blade (230) having a root part (235), a disk (210) having a disk slot (213), into which the root part (235) is inserted, and a fixing blo…DRIVE·Jun 3·2 min readFollowF01D5/3007DOOSAN ENERBILITY CO LTD [KR]
BLADE, ROTARY MACHINE AND GAS TURBINE INCLUDING SAME, AND BLADE INSTALLATION METHODA blade(1330, 2300, 4300) for a rotary machine(1300) includes an airfoil(1331, 2310, 4310) having a leading edge(LE) and a trailing edge(TE), a root part(1335, 2350) located at a lower portion of the …DRIVE·Jun 3·1 min readFollowF01D5/141DOOSAN ENERBILITY CO LTD [KR]
NOZZLE ASSEMBLY, COMBUSTOR, AND GAS TURBINE INCLUDING SAMEA nozzle assembly, a combustor (100) using the same, and a gas turbine . The nozzle assembly is configured to inject fuel and compressed air into a combustion chamber of a combustor of a gas turbine, …DRIVE·Apr 22·2 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
RING SEGMENT AND TURBOMACHINEA ring segment and a turbomachine including the ring segment are provided. The ring segment installed on an inner circumferential surface of a casing and disposed to face an end of a blade existing in…DRIVE·Apr 8·1 min readFollowF01D11/08DOOSAN ENERBILITY CO LTD [KR]
LEAF SPRING AND SEALING ASSEMBLY INCLUDING SAMEA leaf spring inserted between a sealing member installed between various components of a gas turbine to prevent an inflow and outflow of gases and a mating sealing member, and a sealing assembly incl…DRIVE·Jan 28·1 min readFollowF01D11/001DOOSAN ENERBILITY CO LTD [KR]
NOZZLE ASSEMBLY, COMBUSTOR, AND GAS TURBINE INCLUDING SAMENozzle assembly (1000), combustor(100) and gas turbine (10). Fuel and compressed air are discharged to a combustion chamber (120a) of the combustor of the gas turbine. The nozzle assembly includes a n…DRIVE·Jan 21·2 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
RING SEGMENT AND TURBOMACHINEThe present disclosure proposes a ring segment and a turbomachine including the ring segment. The ring segment is installed on an inner circumferential surface of a casing and disposed to face an end …DRIVE·Jan 7·2 min readFollowF01D11/08DOOSAN ENERBILITY CO LTD [KR]
HEAT PIPE UNIT AND WASTE HEAT RECOVERY BOILER INCLUDING SAMEProposed is a heat pipe unit and a waste heat recovery boiler including the same, wherein a heat pipe unit includes a plurality of heat pipes provided inside a casing part of a waste heat recovery boi…DRIVE·Dec 10·1 min readFollowF02C6/18DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR WITH JET NOZZLEJet nozzle (1500) is formed on an inner surface of a combustor (1000) to supply fluid into an interior of a liner (1200) of the combustor in a direction intersecting with a progress direction of combu…DRIVE·Dec 3·1 min readFollowB05B7/0483DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR AND GAS TURBINE INCLUDING SAMEA combustor (10) including a liner (11) provided with a combustion chamber at an inner side of which a mixture of fuel and compressed air is combusted, a transition piece (12) connected to an end of t…DRIVE·Nov 19·2 min readFollowF02C3/04DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLE, COMBUSTOR, AND GAS TURBINE INCLUDING SAMEA combustor nozzle (1400), a combustor including the combustor nozzle (1400), and a gas turbine including the combustor are disclosed. The combustor nozzle (1400) may include a plurality of mixing tub…DRIVE·Oct 8·1 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
HOLLOW NOZZLE, COMBUSTOR INCLUDING HOLLOW NOZZLE, AND GAS TURBINE INCLUDING COMBUSTORA hollow nozzle (110) including a tubular nozzle casing (111) and a plurality of rotary vanes (112) arranged radially along an inner surface of an inlet of the nozzle casing, through which compressed …DRIVE·Sep 24·1 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLE, COMBUSTOR, AND GAS TURBINE INCLUDING THE SAMEA combustor nozzle (1400) using fuel containing hydrogen, a combustor and gas turbine including the same are provided. The nozzle for a combustor configured to burn fuel containing hydrogen includes a…DRIVE·Aug 27·1 min readFollowF02C3/20DOOSAN ENERBILITY CO LTD [KR]
VERTICAL TYPE ONCE-THROUGH HEAT RECOVERY STEAM GENERATOR AND COMBINED POWER GENERATION SYSTEM INCLUDING SAMEA vertical type once-through heat recovery steam generator (HRSG) capable of improving operational stability during rapid startup and lifetime of a steam turbine while reducing environmental pollution…DRIVE·Jul 2·1 min readFollowF01K23/106DOOSAN ENERBILITY CO LTD [KR]
TIE ROD-LOCKING NUT ASSEMBLY AND GAS TURBINE INCLUDING SAMEA tie rod-locking nut assembly (2000) includes a tie rod-locking nut (2100) threaded onto a jack bolt (1610), a jack bolt-locking nut (2200) inserted between the tie rod-locking nut (2100) and the jac…DRIVE·May 28·1 min readFollowF01D25/28DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLE, COMBUSTOR, AND GAS TURBINE INCLUDING THE SAMEDisclosed herein is a nozzle(1400) for a combustor(1200) that burns fuel containing hydrogen, which includes a plurality of mixing tubes(1420) through which air and fuel flow, a multi-tube(1410) confi…DRIVE·Dec 25·1 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
ONCE-THROUGH HEAT EXCHANGER AND HEAT RECOVERY STEAM GENERATOR INCLUDING THE SAMEDisclosed herein is a once-through heat exchanger that includes a tube stack including a plurality of tubes, a plurality of heads connected to the tubes and configured to accommodate heated steam, a m…DRIVE·Dec 4·1 min readFollowF01K11/02DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLEA combustor nozzle (1220) comprising a plurality of nozzle modules (1400) is proposed. The nozzle module (1400) comprises a fuel supply pipe (1410) having an internal fuel flow path through which fuel…DRIVE·Aug 7·2 min readFollowF02C3/04DOOSAN ENERBILITY CO LTD [KR]
TRAILING EDGE TIP COOLING OF BLADE OF A GAS TURBINE BLADEThe present technique presents a blade (1) for a gas turbine (10). The blade (1) includes an airfoil (100) having an airfoil tip (100a) and a pressure side (102) and a suction side (104) meeting at a …DRIVE·Jul 24·2 min readFollowF01D5/185DOOSAN ENERBILITY CO LTD [KR]
ROTARY MACHINE WITH A ROTOR DISK AND BLADESA rotary machine is provided. The rotary machine includes a rotor disk including a plurality of slots, a plurality of blades mounted on an outer circumferential surface of the rotor disk, each of the …DRIVE·Jul 10·1 min readFollowF01D25/285DOOSAN ENERBILITY CO LTD [KR]
COMBINED POWER GENERATION SYSTEM AND DRIVING METHOD THEREOFA combined power generation system includes a gas turbine, a heat recovery steam generator (HRSG) configured to heat feedwater using combustion gases discharged from the gas turbine and having a high-…DRIVE·Jul 3·1 min readFollowC01B3/047DOOSAN ENERBILITY CO LTD [KR]
MICRO-MIXER AND GAS TURBINE INCLUDING SAMEA micro-mixer (1400) comprises a plurality of fuel tubes (1410) through which air and fuel flow, a casing (1420) accommodating the plurality of fuel tubes (1410) therein, and a plurality of injection …DRIVE·Jun 12·1 min readFollowF02C3/04DOOSAN ENERBILITY CO LTD [KR]
COMBINED POWER GENERATION SYSTEM AND DRIVING METHOD THEREOFA combined power generation system (101, 102, 103, 104) includes a gas turbine (20), a heat recovery steam generator (50) (HRSG) generating steam using combustion gas from the gas turbine (20), a vapo…DRIVE·Jun 12·1 min readFollowB01D53/002DOOSAN ENERBILITY CO LTD [KR]
DYNAMOMETERProposed is a dynamometer for measuring load of a rotary shaft to be tested, the dynamometer comprising: a dynamometer shaft connected to the rotary shaft to be tested; a casing part having a through …DRIVE·Jun 12·1 min readFollowF01D21/003DOOSAN ENERBILITY CO LTD [KR]
STRUCTURE FOR ASSEMBLING TURBINE BLADE SEALSA structure for assembling turbine blade (100) seals, which includes a turbine blade including an airfoil (110), a platform (120), and a root (130), a turbine rotor disk (200) to which the root of the…DRIVE·May 22·1 min readFollowF01D11/005DOOSAN ENERBILITY CO LTD [KR]
MICRO-MIXER WITH MULTI-STAGE FUEL SUPPLY AND GAS TURBINE INCLUDING SAMEA micro-mixer (1400) comprises a plurality of fuel tubes (1410) through which air and fuel flow, a casing (1430) accommodating the plurality of fuel tubes (1410) therein, an injection part (1440) form…DRIVE·May 1·1 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLEA combustor nozzle (1220) comprising a nozzle module (1400) is proposed. The nozzle module (1400) comprises a fuel supply pipe (1420) supplying fuel from the front side to the rear side, a fuel plenum…DRIVE·Apr 24·2 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLEA combustor nozzle (1220) comprises a plurality of nozzle modules (1400). The nozzle module (1400) comprises a fuel supply pipe (1410) having an internal fuel flow path through which fuel flows from t…DRIVE·Apr 24·2 min readFollowF02C3/04DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLEA combustor nozzle (1120) is provided. The combustor nozzle (1120) comprises a nozzle module, the nozzle module (1400) comprises a central tube (1420) having an air flow path (1423), through which air…DRIVE·Mar 13·1 min readFollowF02C7/22DOOSAN ENERBILITY CO LTD [KR]
TURBINE BLADE REPAIR METHOD USING ADDITIVE MANUFACTURINGA turbine blade (200) repair method is provided. The turbine blade (200) repair method includes quantizing a position and a shape of a damaged portion of a turbine blade (200) into numerical values (S…DRIVE·Feb 28·1 min readFollowB22F3/115DOOSAN ENERBILITY CO LTD [KR]
SYSTEM FOR VALIDATING VALIDITY OF SENSOR USING CONTROL LIMITThe present disclosure relates to a system for validating the validity of a sensor. The present disclosure provides a system for validating the validity of a sensor using a control limit, including an…DRIVE·Jan 3·2 min readFollowF01D17/06DOOSAN ENERBILITY CO LTD [KR]
A GAS TURBINE VANE COMPRISING AN IMPINGEMENT COOLED INNER SHROUDThe present technique presents a vane 1 for a gas turbine 10. The vane 1 has an inner shroud 100 having a pressure-wall side 102, a suction-wall side 104, a leading-edge side 106 and a trailing-edge s…DRIVE·Dec 20·2 min readFollowF01D11/00DOOSAN ENERBILITY CO LTD [KR]
TURBINE BLADE REPAIR METHOD USING ADDITIVE MANUFACTURINGA turbine blade (200) repair method is provided. The turbine blade (200) repair method includes quantizing a position and a shape of a damaged portion of a turbine blade (200) into numerical values (S…DRIVE·Dec 6·1 min readFollowB22F3/115DOOSAN ENERBILITY CO LTD [KR]
TURBINE BLADE AND GAS TURBINEA turbine blade (1400, 2400, 3400) comprises an airfoil (1410, 2410, 3410) having a suction side (S1) and a pressure side (S2), a platform (1420) coupled to a bottom of the airfoil (1410, 2410, 3410),…DRIVE·Nov 15·1 min readFollowF01D5/186DOOSAN ENERBILITY CO LTD [KR]
EXHAUST DIFFUSER HUB, EXHAUST DIFFUSER AND GAS TURBINEAn exhaust diffuser hub (210) disposed at a longitudinal center of an exhaust diffuser (106) is provided. The exhaust diffuser hub (210) includes a hub extension (400) extending from a downstream end …DRIVE·Nov 8·1 min readFollowF01D25/24DOOSAN ENERBILITY CO LTD [KR]
EXHAUST DIFFUSER STRUT FOR REDUCING FLOW SEPARATIONA strut provided in an exhaust diffuser and having an airfoil-shaped cross-section is provided. The strut may include a cut portion configured to be formed in a trailing edge in a span direction. The …DRIVE·Nov 8·1 min readFollowF01D25/28DOOSAN ENERBILITY CO LTD [KR]
TURBINE EXHAUST UNIT SUPPORTING DEVICE, TURBINE INCLUDING SAME, AND GAS TURBINE INCLUDING SAMEDisclosed is a turbine exhaust unit supporting device that supports a turbine exhaust unit to cope with thermal deformation and to prevent breaking of the turbine exhaust unit by minimizing thermal st…DRIVE·Aug 2·2 min readFollowF01D25/16DOOSAN ENERBILITY CO LTD [KR]
COMBUSTOR NOZZLE FOR A GAS TURBINEA nozzle (1400) for a combustor burning a hydrogen-containing fuel is provided. The nozzle includes a first tube (1410) through which the fuel flows and having a fuel injection hole (1412) on a front …DRIVE·Jul 19·1 min readFollowF02C3/22DOOSAN ENERBILITY CO LTD [KR]
AIRFOIL WITH A SQUEALER TIP COOLING SYSTEM FOR A TURBINE BLADE, CORRESPONDING TURBINE BLADE, TURBINE BLADE ASSEMBLY, GAS TURBINE AND MANUFACTURING METHOD OF AN AIRFOILThe present invention provides an airfoil 110 with the squealer tip cooling system 50 for a turbine blade 100 at the blade tip 113, wherein the squealer tip cooling system 50 comprises a cooling passa…DRIVE·Jun 28·2 min readFollowF01D11/08DOOSAN ENERBILITY CO LTD [KR]
STRUT STRUCTURE WITH STRIP FOR EXHAUST DIFFUSER AND GAS TURBINE HAVING THE SAMEA strut structure with a strip for an exhaust diffuser of a gas turbine and a gas turbine having the same are provided. The strut structure with a strip for an exhaust diffuser of a gas turbine is con…DRIVE·May 31·2 min readFollowF01D25/162DOOSAN ENERBILITY CO LTD [KR]
