WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

Y02E　REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

Y02E 10/00 Energy generation through renewable energy sources

Y02E 10/10 ・Geothermal energy

Y02E 10/12 ・・Earth coil heat exchangers

Y02E 10/125 ・・・Compact tube assemblies, e.g. geothermal probes

Y02E 10/14 ・・Systems injecting medium directly into ground, e.g. hot dry rock system, underground water

Y02E 10/16 ・・Systems injecting medium into a closed well

Y02E 10/18 ・・Systems exchanging heat with fluids in pipes, e.g. fresh water or waste water

Y02E 10/20 ・Hydro energy

Y02E 10/22 ・・Conventional, e.g. with dams, turbines and waterwheels

Y02E 10/223 ・・・Turbines or waterwheels, e.g. details of the rotor

Y02E 10/226 ・・・Other parts or details

Y02E 10/28 ・・Tidal stream or damless hydropower, e.g. sea flood and ebb, river, stream

Y02E 10/30 ・Energy from sea (tidal stream Y02E 10/28)(not used; see subgroups)

Y02E 10/32 ・・Oscillating water column [OWC]

Y02E 10/34 ・・Ocean thermal energy conversion [OTEC]

Y02E 10/36 ・・Salinity gradient

Y02E 10/38 ・・Wave energy or tidal swell, e.g. Pelamis-type

Y02E 10/40 ・Solar thermal energy

Y02E 10/41 ・・Tower concentrators

Y02E 10/42 ・・Dish collectors

Y02E 10/43 ・・Fresnel lenses

Y02E 10/44 ・・Heat exchange systems

Y02E 10/45 ・・Trough concentrators

Y02E 10/46 ・・Conversion of thermal power into mechanical power, e.g. Rankine, Stirling solar thermal engines

Y02E 10/465 ・・・Thermal updraft

Y02E 10/47 ・・Mountings or tracking

Y02E 10/50 ・Photovoltaic [PV] energy

Y02E 10/52 ・・PV systems with concentrators

Y02E 10/54 ・・Material technologies (not used; see subgroups)

Y02E 10/541 ・・・CuInSe2 material PV cells

Y02E 10/542 ・・・Dye sensitized solar cells

Y02E 10/543 ・・・Solar cells from Group II-VI materials

Y02E 10/544 ・・・Solar cells from Group III-V materials

Y02E 10/545 ・・・Microcrystalline silicon PV cells

Y02E 10/546 ・・・Polycrystalline silicon PV cells

Y02E 10/547 ・・・Monocrystalline silicon PV cells

Y02E 10/548 ・・・Amorphous silicon PV cells

Y02E 10/549 ・・・organic PV cells

Y02E 10/56 ・・Power conversion electric or electronic aspects

Y02E 10/563 ・・・for grid-connected applications

Y02E 10/566 ・・・concerning power management inside the plant , e.g. battery charging/discharging, economical operation, hybridisation with other energy sources

Y02E 10/58 ・・・Maximum power point tracking [MPPT] systems

Y02E 10/60 ・Thermal-PV hybrids

Y02E 10/70 ・Wind energy

Y02E 10/72 ・・Wind turbines with rotation axis in wind direction

Y02E 10/721 ・・・Blades or rotors

Y02E 10/722 ・・・Components or gearbox

Y02E 10/723 ・・・Control of turbines

Y02E 10/725 ・・・Generator or configuration

Y02E 10/726 ・・・Nacelles

Y02E 10/727 ・・・Offshore towers

Y02E 10/728 ・・・Onshore towers

Y02E 10/74 ・・Wind turbines with rotation axis perpendicular to the wind direction

Y02E 10/76 ・・Power conversion electric or electronic aspects

Y02E 10/763 ・・・for grid-connected applications

Y02E 10/766 ・・・concerning power management inside the plant, e.g. battery charging/discharging, economical operation, hybridisation with other energy sources

Y02E 20/00 Combustion technologies with mitigation potential

Y02E 20/10 ・Combined combustion (not used, see subgroups)

Y02E 20/12 ・・Heat utilisation in combustion or incineration of waste

Y02E 20/14 ・・Combined heat and power generation [CHP]

Y02E 20/16 ・・Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]

Y02E 20/18 ・・・Integrated gasification combined cycle [IGCC]

Y02E 20/185 ・・・・combined with carbon capture and storage [CCS]

Y02E 20/30 ・Technologies for a more efficient combustion or heat usage (not used, see subgroups)

Y02E 20/32 ・・Direct CO2 mitigation (not used, see subgroups)

Y02E 20/322 ・・・Use of synair, i.e. a mixture of recycled CO2 and pure O2

Y02E 20/324 ・・・Use of reactants before or during combustion

Y02E 20/326 ・・・Segregation from fumes, including use of reactants downstream from combustion or deep cooling

Y02E 20/328 ・・・Controls of combustion specifically inferring on CO2 emissions

Y02E 20/34 ・・Indirect CO2 mitigation, i.e. by acting on non CO2 directly related matters of the process, e.g. more efficient use of fuels (not used, see subgroups)

Y02E 20/342 ・・・Cold flame

Y02E 20/344 ・・・Oxyfuel combustion

Y02E 20/346 ・・・Unmixed combustion

Y02E 20/348 ・・・Air pre-heating

Y02E 20/36 ・・Heat recovery other than air pre-heating

Y02E 20/363 ・・・at fumes level

Y02E 20/366 ・・・at burner level

Y02E 30/00 Energy generation of nuclear origin

Y02E 30/10 ・Fusion reactors

Y02E 30/12 ・・Magnetic plasma confinement [MPC]

Y02E 30/122 ・・・Tokamaks

Y02E 30/124 ・・・Stellarators

Y02E 30/126 ・・・Other reactors with MPC

Y02E 30/128 ・・・First wall, divertor, blanket

Y02E 30/14 ・・Inertial plasma confinement

Y02E 30/16 ・・・Injection systems and targets

Y02E 30/18 ・・Low temperature fusion, e.g. "cold fusion"

Y02E 30/30 ・Nuclear fission reactors

Y02E 30/31 ・・Boiling water reactors

Y02E 30/32 ・・Pressurized water reactors

Y02E 30/33 ・・Gas cooled reactors

Y02E 30/34 ・・Fast breeder reactors

Y02E 30/35 ・・Liquid metal reactors

Y02E 30/36 ・・Pebble bed reactors

Y02E 30/37 ・・Accelerator driven reactors

Y02E 30/38 ・・Fuel

Y02E 30/39 ・・Control of nuclear reactions

Y02E 30/40 ・・Other aspects relating to nuclear fission

Y02E 40/00 Technologies for an efficient electrical power generation, transmission or distribution

Y02E 40/10 ・Flexible AC transmission systems [FACTS]

Y02E 40/12 ・・Static VAR compensators [SVC], static VAR generators [SVG] or static VAR systems [SVS], including thyristor-controlled reactors [TCR], thyristor-switched reactors [TSR] or thyristor-switched capacitors [TSC]

Y02E 40/14 ・・Thyristor-controlled series capacitors [TCSC]

Y02E 40/16 ・・Static synchronous compensators [STATCOM]

Y02E 40/18 ・・Unified power flow controllers [UPF] or controlled series voltage compensators

Y02E 40/20 ・Active power filtering [APF] (not used, see subgroups)

Y02E 40/22 ・・Non-specified or voltage-fed active power filters

Y02E 40/24 ・・Current-fed active power filters

Y02E 40/26 ・・using a multilevel or multicell converter

Y02E 40/30 ・Reactive power compensation (Y02E 40/10, Y02E 40/20 take precedence)

Y02E 40/32 ・・using synchronous generators

Y02E 40/34 ・・for voltage regulation

Y02E 40/40 ・Arrangements for reducing harmonics (Y02E 40/10 to Y02E 40/30 take precedence)

Y02E 40/50 ・Arrangements for eliminating or reducing asymmetry in polyphase networks

Y02E 40/60 ・Superconducting electric elements or equipment or power systems integrating superconducting elements or equipment

Y02E 40/62 ・・Superconducting generators

Y02E 40/622 ・・・Superconducting synchronous generators

Y02E 40/625 ・・・・with a superconducting rotor

Y02E 40/627 ・・・Superconducting homopolar generators

Y02E 40/64 ・・Superconducting transmission lines or power lines or cables or installations thereof

Y02E 40/641 ・・・characterised by their form

Y02E 40/642 ・・・・Films or wires on bases or cores

Y02E 40/644 ・・・・Multifilaments embedded in normal conductors

Y02E 40/645 ・・・characterised by the disposition of thermal insulation

Y02E 40/647 ・・・characterised by cooling

Y02E 40/648 ・・・Installation of superconducting cables or lines

Y02E 40/66 ・・Superconducting transformers or inductors

Y02E 40/67 ・・Superconducting energy storage for power networks, e.g. SME, superconducting magnetic storage

Y02E 40/68 ・・Protective or switching arrangements for superconducting elements or equipment

Y02E 40/69 ・・Current limitation using superconducting elements, including multifunctional current limiters

Y02E 40/70 ・Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of electrical power generation, transmission or distribution, i.e. smart grids as climate change mitigation technology in the energy generation sector (smart grids relating to the energy generation sector in general, including the technologies with no associated climate change mitigation effect Y04S 10/00) not used, see subgroups

Y02E 40/72 ・・Systems characterised by the monitoring, control or operation of energy generation units, e.g. distributed generation [DER] or load-side generation

Y02E 40/74 ・・Systems characterised by the monitoring, control or operation of flexible AC transmission systems [FACTS] or power factor or reactive power compensating or correcting units

Y02E 40/76 ・・Computing methods or systems for efficient or low carbon management or operation of electric power systems

Y02E 50/00 Technologies for the production of fuel of non-fossil origin

Y02E 50/10 ・Biofuels

Y02E 50/11 ・・CHP turbines for biofeed

Y02E 50/12 ・・Gas turbines for biofeed

Y02E 50/13 ・・Bio-diesel

Y02E 50/14 ・・Bio-pyrolysis

Y02E 50/15 ・・Torrefaction of biomass

Y02E 50/16 ・・Cellulosic bio-ethanol

Y02E 50/17 ・・Grain bio-ethanol

Y02E 50/18 ・・Bio-alcohols produced by other means than fermentation

Y02E 50/30 ・Fuel from waste

Y02E 50/32 ・・Synthesis of alcohols or diesel from waste including a pyrolysis and/or gasification step

Y02E 50/34 ・・Methane (not used, see subgroups)

Y02E 50/343 ・・・production by fermentation of organic by-products, e.g. sludge

Y02E 50/346 ・・・from landfill gas

Y02E 60/00 Enabling technologies or technologies with a potential or indirect contribution to

Y02E 60/10 ・Energy storage (not used, see subgroups)

Y02E 60/12 ・・Battery technology

Y02E 60/122 ・・・Lithium-ion batteries

Y02E 60/124 ・・・Alkaline secondary batteries, e.g. NiCd or NiMH

Y02E 60/126 ・・・Lead-acid batteries

Y02E 60/128 ・・・Hybrid cells

Y02E 60/13 ・・Ultracapacitors, supercapacitors, double-layer capacitors

Y02E 60/14 ・・Thermal storage (empty, covered by subgroups)

Y02E 60/142 ・・・Sensible heat storage

Y02E 60/145 ・・・Latent heat storage

Y02E 60/147 ・・・Cold storage

Y02E 60/15 ・・Pressurised fluid storage

Y02E 60/16 ・・Mechanical energy storage, e.g. flywheels

Y02E 60/17 ・・Pumped storage

Y02E 60/30 ・Hydrogen technology (not used, see subgroups)

Y02E 60/32 ・・Hydrogen storage

Y02E 60/321 ・・・Storage of liquefied, solidified, or compressed hydrogen in containers

Y02E 60/322 ・・・Storage in caverns

Y02E 60/324 ・・・Reversible uptake of hydrogen by an appropriate medium

Y02E 60/325 ・・・・the medium being carbon

Y02E 60/327 ・・・・the medium being a metal or rare earth metal, an intermetallic compound or a metal alloy

Y02E 60/328 ・・・・the medium being an organic compound or a solution thereof

Y02E 60/34 ・・Hydrogen distribution

Y02E 60/36 ・・Hydrogen production from non-carbon containing sources

Y02E 60/362 ・・・by chemical reaction with metal hydrides, e.g. hydrolysis of metal borohydrides

Y02E 60/364 ・・・by decomposition of inorganic compounds, e.g. splitting of water other than electrolysis, ammonia borane, ammonia

Y02E 60/366 ・・・by electrolysis of water

Y02E 60/368 ・・・・by photo-electrolysis

Y02E 60/50 ・Fuel cells

Y02E 60/52 ・・characterised by type or design

Y02E 60/521 ・・・Proton Exchange Membrane Fuel Cells [PEMFC]

Y02E 60/522 ・・・・Direct Alcohol Fuel Cells [DAFC]

Y02E 60/523 ・・・・・Direct Methanol Fuel Cells [DMFC]

Y02E 60/525 ・・・Solid Oxide Fuel Cells [SOFC]

Y02E 60/526 ・・・Molten Carbobate Fuel Cells [MCFC]

Y02E 60/527 ・・・Bio Fuel Cells

Y02E 60/528 ・・・Regenerative or indirect fuel cells, e.g. redox flow type batteries

Y02E 60/56 ・・integrally combined with other energy production systems

Y02E 60/563 ・・・Cogeneration of mechanical energy, e.g. integral combination of fuel cells and electric motors

Y02E 60/566 ・・・Production of chemical products inside the fuel cell; incomplete combustion

Y02E 60/60 ・Arrangements for transfer of electric power between AC networks via a high-tension

Y02E 60/70 ・Systems integrating technologies related to power network operation and communication or information technologies mediating in the improvement of the carbon footprint of electrical power generation, transmission or distribution, i.e. smart grids as enabling technology in the energy generation sector (smart grids relating to the energy generation sector in general, including the technologies with no associated climate change mitigation effect Y04S 10/00) not used, see subgroups

Y02E 60/72 ・・Systems characterised by the monitored, controlled or operated power network elements or equipments not used, see subgroups

Y02E 60/721 ・・・the elements or equipments being or involving electricity based vehicles, i.e. power aggregation of electric vehicles [EV] or hybrid vehicles [HEV] (remote or cooperative charging Y02T 90/168; details associated with the interoperability in the section of transportation, e.g. vehicle recognition, authentication, identification or billing Y02T 90/169)

Y02E 60/722 ・・・the elements or equipments being or involving energy storage units (for systems comprising uninterruptible power supplies or standby generators Y04S 20/12)

Y02E 60/723 ・・・the elements or equipments being or involving electric power substations

Y02E 60/724 ・・・the elements or equipments being or involving switches, relays or circuit breakers, e.g. intelligent electronic devices [IED]

Y02E 60/725 ・・・the elements or equipments being or involving protection elements, arrangements or systems

Y02E 60/726 ・・・the elements or equipments being or involving voltage regulating units

Y02E 60/727 ・・・the elements or equipments being or involving measuring units

Y02E 60/728 ・・・・the elements or equipments being or involving phasor measuring units [PMU]

Y02E 60/74 ・・Systems characterised by state monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge

Y02E 60/76 ・・Computer aided design [CAD]; Simulation; Modelling

Y02E 60/78 ・・Communication technology specific aspects (not used, see subgroups)

Y02E 60/7807 ・・・Details of the transmission structure or support between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment (not used, see subgroups)

Y02E 60/7815 ・・・・using the power network as support for the transmission

Y02E 60/7823 ・・・・・using pulsed signals

Y02E 60/783 ・・・・・using modification of a parameter of the network power signal

Y02E 60/7838 ・・・・using a data transmission bus

Y02E 60/7846 ・・・・using phone lines

Y02E 60/7853 ・・・・using wireless data transmission

Y02E 60/7861 ・・・・・By means of mobile telephony

Y02E 60/7869 ・・・・using Internet

Y02E 60/7876 ・・・Aspects related to the treatment or conditioning of data or signals not used, see subgroups

Y02E 60/7884 ・・・・Associated with communication via dedicated transmission supports

Y02E 60/7892 ・・・・Associated with communication via power transmission network

Y02E 70/00 Other energy conversion or management systems reducing GHG emissions

Y02E 70/10 ・Hydrogen from electrolysis with energy of non-fossil origin, e.g. PV, wind power, nuclear

Y02E 70/20 ・Systems combining fuel cells with production of fuel of non-fossil origin

Y02E 70/30 ・Systems combining energy storage with energy generation of non-fossil origin

Y02E 70/40 ・Energy efficient batteries, ultracapacitors, supercapacitors or double-layer capacitors charging or discharging systems or methods, e.g. auxiliary power consumption reduction, resonant chargers or dischargers, resistive losses minimisation