IPC-Stelle: F02C 7/228 [Version 2017.01]

SymbolTypTitel
FSKMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F02KLCOMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02CUKLGAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS (construction of turbines F01D; jet-propulsion plants F02K; construction of compressors or fans F04; combustion apparatus in which combustion takes place in a fluidised bed of fuel or other particles F23C 10/00; generating combustion products of high pressure or high velocity F23R; using gas turbines in compression refrigeration plants F25B 11/00; using gas-turbine plants in vehicles, see the relevant vehicle classes)
F02C 1/00HGRGas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid (by the use of combustion products F02C 3/00, F02C 5/00) [1, 3, 2006.01]
F02C 1/02UGR1
.the working fluid being an unheated pressurised gas [1, 3, 2006.01]
F02C 1/04UGR1
.the working fluid being heated indirectly [1, 3, 2006.01]
F02C 1/05UGR2
. .characterised by the type or source of heat, e.g. using nuclear or solar energy [3, 2006.01]
F02C 1/06UGR3
. . .using reheated exhaust gas (F02C 1/08 takes precedence) [1, 3, 2006.01]
F02C 1/08UGR2
. .Semi-closed cycles [3, 2006.01]
F02C 1/10UGR2
. .Closed cycles [3, 2006.01]
F02C 3/00HGRGas-turbine plants characterised by the use of combustion products as the working fluid (generated by intermittent combustion F02C 5/00) [1, 2006.01]
F02C 3/02UGR1
.using exhaust-gas pressure in a pressure exchanger to compress combustion-air (pressure exchangers per seF04F 13/00) [1, 2006.01]
F02C 3/04UGR1
.having a turbine driving a compressor (power transmission arrangements F02C 7/36; control of working fluid flow F02C 9/16) [1, 5, 2006.01]
F02C 3/045UGR2
. .having compressor and turbine passages in a single rotor (F02C 3/073 takes precedence) [3, 2006.01]
F02C 3/05UGR3
. . .the compressor and the turbine being of the radial flow type [3, 2006.01]
F02C 3/055UGR2
. .the compressor being of the positive-displacement type [3, 2006.01]
F02C 3/06UGR2
. .the compressor comprising only axial stages (F02C 3/10 takes precedence) [1, 3, 2006.01]
F02C 3/067UGR3
. . .having counter-rotating rotors (F02C 3/073 takes precedence) [3, 2006.01]
F02C 3/073UGR3
. . .the compressor and turbine stages being concentric [3, 2006.01]
F02C 3/08UGR2
. .the compressor comprising at least one radial stage (F02C 3/10 takes precedence) [1, 3, 2006.01]
F02C 3/09UGR3
. . .of the centripetal type [3, 2006.01]
F02C 3/10UGR2
. .with another turbine driving an output shaft but not driving the compressor [1, 2006.01]
F02C 3/107UGR2
. .with two or more rotors connected by power transmission [5, 2006.01]
F02C 3/113UGR3
. . .with variable power transmission between rotors [5, 2006.01]
F02C 3/13UGR2
. .having variable working fluid interconnections between turbines or compressors or stages of different rotors [5, 2006.01]
F02C 3/14UGR1
.characterised by the arrangement of the combustion chamber in the plant (combustion chambers per seF23R) [1, 3, 2006.01]
F02C 3/16UGR2
. .the combustion chambers being formed at least partly in the turbine rotor [1, 2006.01]
F02C 3/20UGR1
.using a special fuel, oxidant, or dilution fluid to generate the combustion products [1, 3, 2006.01]
F02C 3/22UGR2
. .the fuel or oxidant being gaseous at standard temperature and pressure (F02C 3/28 takes precedence) [1, 3, 2006.01]
F02C 3/24UGR2
. .the fuel or oxidant being liquid at standard temperature and pressure [1, 3, 2006.01]
F02C 3/26UGR2
. .the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension [1, 2006.01]
F02C 3/28UGR3
. . .using a separate gas producer for gasifying the fuel before combustion [3, 2006.01]
F02C 3/30UGR2
. .Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine (heating of air intakes to prevent icing F02C 7/047) [3, 2006.01]
F02C 3/32UGR1
.Inducing air flow by fluid jet, e.g. ejector action [3, 2006.01]
F02C 3/34UGR1
.with recycling of part of the working fluid, i.e. semi-closed cycles with combustion products in the closed part of the cycle [3, 2006.01]
F02C 3/36UGR1
.Open cycles [3, 2006.01]
F02C 5/00HGRGas-turbine plants characterised by the working fluid being generated by intermittent combustion [1, 2006.01]
F02C 5/02UGR1
.characterised by the arrangement of the combustion chamber in the plant (combustion chambers per seF23R) [1, 3, 2006.01]
F02C 5/04UGR2
. .the combustion chambers being formed at least partly in the turbine rotor [1, 2006.01]
F02C 5/06UGR1
.the working fluid being generated in an internal-combustion gas generator of the positive-displacement type having essentially no mechanical power output (internal-combustion engines with prolonged expansion using exhaust gas turbines F02B) [1, 2006.01]
F02C 5/08UGR2
. .the gas generator being of the free-piston type [1, 2006.01]
F02C 5/10UGR1
.the working fluid forming a resonating or oscillating gas column, i.e. the combustion chambers having no positively actuated valves, e.g. using Helmholtz effect [1, 3, 2006.01]
F02C 5/11UGR2
. .using valveless combustion chambers [3, 2006.01]
F02C 5/12UGR1
.the combustion chambers having inlet or outlet valves, e.g. Holzwarth gas-turbine plants [1, 2006.01]
F02C 6/00HGRPlural gas-turbine plants; Combinations of gas-turbine plants with other apparatus (aspects predominantly concerning such apparatus, see the relevant classes for the apparatus); Adaptations of gas-turbine plants for special use [3, 2006.01]
F02C 6/02UGR1
.Plural gas-turbine plants having a common power output [3, 2006.01]
F02C 6/04UGR1
.Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output (F02C 6/18 takes precedence) [3, 2006.01]
F02C 6/06UGR2
. .providing compressed gas (F02C 6/10 takes precedence) [3, 2006.01]
F02C 6/08UGR3
. . .the gas being bled from the gas-turbine compressor [3, 2006.01]
F02C 6/10UGR2
. .supplying working fluid to a user, e.g. a chemical process, which returns working fluid to a turbine of the plant [3, 2006.01]
F02C 6/12UGR3
. . .Turbochargers, i.e. plants for augmenting mechanical power output of internal-combustion piston engines by increase of charge pressure [3, 2006.01]
F02C 6/14UGR1
.Gas-turbine plants having means for storing energy, e.g. for meeting peak loads [3, 2006.01]
F02C 6/16UGR2
. .for storing compressed air [3, 2006.01]
F02C 6/18UGR1
.using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants (using waste heat as source of energy for refrigeration plants F25B 27/02) [3, 2006.01]
F02C 6/20UGR1
.Adaptations of gas-turbine plants for driving vehicles [3, 2006.01]
F02C 7/00HGRFeatures, component parts, details or accessories, not provided for in, or of interest apart from, groups F02C 1/00-F02C 6/00; Air intakes for jet-propulsion plants (controlling F02C 9/00) [1, 3, 2006.01]
F02C 7/04UGR1
.Air intakes for gas-turbine plants or jet-propulsion plants [1, 3, 2006.01]
F02C 7/042UGR2
. .having variable geometry [3, 2006.01]
F02C 7/045UGR2
. .having provisions for noise suppression [3, 2006.01]
F02C 7/047UGR2
. .Heating to prevent icing [3, 2006.01]
F02C 7/05UGR2
. .having provisions for obviating the penetration of damaging objects or particles [3, 2006.01]
F02C 7/052UGR3
. . .with dust-separation devices [3, 2006.01]
F02C 7/055UGR3
. . .with intake grids, screens or guards [3, 2006.01]
F02C 7/057UGR2
. .Control or regulation (conjointly with fuel supply control F02C 9/50, with nozzle area control F02K 1/16) [3, 2006.01]
F02C 7/06UGR1
.Arrangement of bearings (bearings F16C); Lubricating (of engines in general F01M) [1, 3, 2006.01]
F02C 7/08UGR1
.Heating air supply before combustion, e.g. by exhaust gases [1, 2006.01]
F02C 7/10UGR2
. .by means of regenerative heat-exchangers [1, 2006.01]
F02C 7/105UGR3
. . .of the rotary type (rotary heat exchangers per seF28D) [3, 2006.01]
F02C 7/12UGR1
.Cooling of plants (of component parts, see the relevant subclasses, e.g. F01D; cooling of engines in general F01P) [1, 2006.01]
F02C 7/14UGR2
. .of fluids in the plant [1, 2006.01]
F02C 7/141UGR3
. . .of working fluid (F02C 3/30 takes precedence) [3, 2006.01]
F02C 7/143UGR4
. . . .before or between the compressor stages [3, 2006.01]
F02C 7/16UGR2
. .characterised by cooling medium [1, 2006.01]
F02C 7/18UGR3
. . .the medium being gaseous, e.g. air [1, 2006.01]
F02C 7/20UGR1
.Mounting or supporting of plant; Accommodating heat expansion or creep [1, 2006.01]
F02C 7/22UGR1
.Fuel supply systems [1, 2006.01]
F02C 7/224UGR2
. .Heating fuel before feeding to the burner [3, 2006.01]
F02C 7/228UGR2
. .Dividing fuel between various burners [3, 2006.01]
F02C 7/232UGR2
. .Fuel valves; Draining valves or systems (valves in general F16K) [3, 2006.01]
F02C 7/236UGR2
. .Fuel delivery systems comprising two or more pumps [3, 2006.01]
F02C 7/24UGR1
.Heat or noise insulation (air intakes having provisions for noise suppression F02C 7/045; turbine exhaust heads, chambers, or the like F01D 25/30; silencing nozzles of jet-propulsion plants F02K 1/00) [1, 3, 2006.01]
F02C 7/25UGR2
. .Fire protection or prevention (in general A62) [3, 2006.01]
F02C 7/26UGR1
.Starting; Ignition [1, 2006.01]
F02C 7/262UGR2
. .Restarting after flame-out [3, 2006.01]
F02C 7/264UGR2
. .Ignition [3, 2006.01]
F02C 7/266UGR3
. . .Electric (sparking plugs H01T) [3, 2006.01]
F02C 7/268UGR2
. .Starting drives for the rotor [3, 2006.01]
F02C 7/27UGR3
. . .Fluid drives (turbine starters F02C 7/277) [3, 2006.01]
F02C 7/272UGR4
. . . .generated by cartridges [3, 2006.01]
F02C 7/275UGR3
. . .Mechanical drives [3, 2006.01]
F02C 7/277UGR4
. . . .the starter being a turbine [3, 2006.01]
F02C 7/28UGR1
.Arrangement of seals [1, 2006.01]
F02C 7/30UGR1
.Preventing corrosion in gas-swept spaces [1, 2006.01]
F02C 7/32UGR1
.Arrangement, mounting, or driving, of auxiliaries [1, 2006.01]
F02C 7/36UGR1
.Power transmission between the different shafts of the gas-turbine plant, or between the gas-turbine plant and the power user (F02C 7/32 takes precedence; couplings for transmitting rotation F16D; gearing in general F16H) [3, 2006.01]
F02C 9/00HGRControlling gas-turbine plants; Controlling fuel supply in air-breathing jet-propulsion plants (controlling air intakes F02C 7/057; controlling turbines F01D; controlling compressors F04D 27/00) [1, 3, 2006.01]
F02C 9/16UGR1
.Control of working fluid flow (F02C 9/48 takes precedence; control of air-intake flow F02C 7/057) [3, 2006.01]
F02C 9/18UGR2
. .by bleeding, by-passing or acting on variable working fluid interconnections between turbines or compressors or their stages [3, 5, 2006.01]
F02C 9/20UGR2
. .by throttling; by adjusting vanes [3, 2006.01]
F02C 9/22UGR3
. . .by adjusting turbine vanes [3, 2006.01]
F02C 9/24UGR2
. .Control of the pressure level in closed cycles [3, 2006.01]
F02C 9/26UGR1
.Control of fuel supply (F02C 9/48 takes precedence; fuel valves F02C 7/232) [3, 2006.01]
F02C 9/28UGR2
. .Regulating systems responsive to plant or ambient parameters, e.g. temperature, pressure, rotor speed (F02C 9/30-F02C 9/38, F02C 9/44 take precedence) [3, 2006.01]
F02C 9/30UGR2
. .characterised by variable fuel pump output [3, 2006.01]
F02C 9/32UGR2
. .characterised by throttling of fuel (F02C 9/38 takes precedence) [3, 2006.01]
F02C 9/34UGR3
. . .Joint control of separate flows to main and auxiliary burners [3, 2006.01]
F02C 9/36UGR2
. .characterised by returning of fuel to sump (F02C 9/38 takes precedence) [3, 2006.01]
F02C 9/38UGR2
. .characterised by throttling and returning of fuel to sump [3, 2006.01]
F02C 9/40UGR2
. .specially adapted to the use of a special fuel or a plurality of fuels [3, 2006.01]
F02C 9/42UGR2
. .specially adapted for the control of two or more plants simultaneously [3, 2006.01]
F02C 9/44UGR2
. .responsive to the speed of aircraft, e.g. Mach number control, optimisation of fuel consumption [3, 2006.01]
F02C 9/46UGR2
. .Emergency fuel control [3, 2006.01]
F02C 9/48UGR1
.Control of fuel supply conjointly with another control of the plant (with nozzle section control F02K 1/17) [3, 2006.01]
F02C 9/50UGR2
. .with control of working fluid flow [3, 2006.01]
F02C 9/52UGR3
. . .by bleeding or by-passing the working fluid [3, 2006.01]
F02C 9/54UGR3
. . .by throttling the working fluid, by adjusting vanes [3, 2006.01]
F02C 9/56UGR2
. .with power transmission control [3, 2006.01]
F02C 9/58UGR3
. . .with control of a variable-pitch propeller [3, 2006.01]