Patent application number | Description | Published |
20110083443 | STORAGE OF ELECTRICAL ENERGY WITH THERMAL STORAGE AND RETURN THROUGH A THERMODYNAMIC CYCLE - A device and a method for using overcapacities in the power grid is provided. In case of an oversupply of energy, the energy is transferred to a thermal storage device directly via a heating element and in the discharge case of the thermal storage device the heat is removed from the thermal storage device and made available to a thermodynamic cycle whereby electrical energy is produced. The heat from the thermal storage device is used to preheat air in an air feed line to a combustion chamber, or fuel is pre-heated using heat from the thermal storage device. | 04-14-2011 |
20120129039 | ELECTRICAL ENERGY STORAGE DEVICE - An electrical energy storage device is provided which comprises at least one module with a negative electrode, a positive electrode made from an anion generating material or material combination and conducting anions, and an anion conducting solid electrolyte located between the negative electrode and the positive electrode. The negative electrode of each module comprises a porous structure that conducts anions and the pore space of which is at least partially filled by a first redox mass which comprises a metal/metal oxide pair. The positive electrode of each module comprises a porous structure that conducts anions and the pore space of which is at least partially filled by a second redox mass which comprises a metal/metal oxide pair with an increased oxidation potential compared to the first redox mass. | 05-24-2012 |
20120129058 | Electrical Energy Storage Device - An electrical energy storage device is provided which comprises at least one module with an anode, a cathode made from an anion generating material or material combination and conducting anions, and an anion conducting solid electrolyte located between the anode and the cathode. The anode of each module comprises a porous structure that conducts anions and is infiltrated by a liquid infiltration mass which comprises a metal in a non-oxidised and/or in an oxidised state. | 05-24-2012 |
20120216501 | Chemical reactor featuring heat extraction - A chemical reactor of a technical plant, in particular a power plant system is provided. The chemical reactor includes a gas-tight wall forming a gas channel, wherein heat exchanger surfaces that are permeable with a first fluid and at least partially include a catalytically active surface are located in the gas channel. A method for converting CO using such a reactor is also provided. | 08-30-2012 |
20130152596 | FOSSIL FUEL-FIRED POWER STATION HAVING A REMOVAL APPARATUS FOR CARBON DIOXIDE AND PROCESS FOR SEPARATING CARBON DIOXIDE FROM AN OFFGAS FROM A FOSSIL FUEL-FIRED POWER STATION - A fossil fuel-fired power station having a removal apparatus for carbon dioxide which is located downstream of a combustion facility and through which an offgas containing carbon dioxide may flow is provided. The removal apparatus comprises an absorption unit and a desorption unit. The desorption unit is connected to a renewable energy source. | 06-20-2013 |
20130300372 | ENERGY STORE AND METHOD FOR DISCHARGING AND CHARGING AN ENERGY STORE - An energy store includes a rechargeable primary energy store having a first electrode which generates anions and which conducts anions, a second electrode which accepts anions and/or which conducts anions, an electrolyte which is arranged between the first electrode and the second electrode and which conducts anions and is embodied as a solid, and a first redox pair which forms the second electrode or is in contact with same and which includes an oxidation reactant and an oxidation product. The store includes at least one storable second oxidation reactant that belongs to a second redox pair and a secondary energy store which is designed as a store for the second oxidation reactant. A connecting line is provided between the primary energy store and the secondary energy store, the connecting line allowing the second oxidation reactant to be conducted from the primary energy store to the secondary energy store and back. | 11-14-2013 |
20150033558 | METHOD FOR RETROFITTING A GAS TURBINE POWER PLANT - A method for retrofitting an already existing gas turbine power plant is provided. The method features at least the following steps: fluidically connecting a gas turbine to a flue gas duct which is suitable for conducting flue gas which is produced by the gas turbine; connecting the flue gas duct to a steam generating unit which is fluidically connected to a water-steam cycle, and via which water-steam cycle a power generating facility can be operated; fluidically connecting a CO2 separation apparatus to the flue gas duct for separating the CO2 from the flue gas in the flue gas duct; and electrically connecting the power generating facility to the CO2 separation apparatus, preferably for the essentially energy-autonomous operation of the CO2 separation apparatus. | 02-05-2015 |
20150035277 | GAS POWER PLANT - A method for operating a gas power plant is provided, having a gas turbine which has a compressor stage and a turbine stage, and is connected to a generator via an axle, wherein the generator is designed to also be operated as a motor, wherein the method involves the operation of the generator as a motor for the rotatory operation of the axle, as well as a simultaneous discharge of the heated gas flow exiting from the turbine stage and routing of said gas flow to a first heat exchanger for the transfer of thermal energy from the gas flow to a heat exchanger fluid, wherein the heat exchanger fluid is provided to either discharge thermal energy to a heat accumulating medium or it can be used an accumulating medium itself for temporary storage. | 02-05-2015 |
20150080483 | POWER STATION-BASED METHANATION SYSTEM - A power station-based methanation system which has a fossil fuel-fired power station together with an electrolysis unit and a methanation reactor is provided. The power station and the electrolysis unit are configured for supplying the methanation reactor with starting materials for a methanation reaction and the electrolysis unit can be operated both in a charging state and in a discharging state, in which charging state the electrolysis unit supplies electric power and a chemical energy store is at the same time charged and in which discharging state the chemical energy store is discharged. | 03-19-2015 |