EP2857640A1 - Dispositif doté d'au moins une unité d'accumulation de la chaleur latente - Google Patents

Dispositif doté d'au moins une unité d'accumulation de la chaleur latente Download PDF

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Publication number
EP2857640A1
EP2857640A1 EP13186917.4A EP13186917A EP2857640A1 EP 2857640 A1 EP2857640 A1 EP 2857640A1 EP 13186917 A EP13186917 A EP 13186917A EP 2857640 A1 EP2857640 A1 EP 2857640A1
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EP
European Patent Office
Prior art keywords
unit
power
change material
phase change
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13186917.4A
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German (de)
English (en)
Inventor
Bernd Hummelsberger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Defence and Space GmbH
Original Assignee
Astrium GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Astrium GmbH filed Critical Astrium GmbH
Priority to EP13186917.4A priority Critical patent/EP2857640A1/fr
Publication of EP2857640A1 publication Critical patent/EP2857640A1/fr
Withdrawn legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01K—STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES
    • F01K13/00—General layout or general methods of operation of complete plants
    • F01K13/02—Controlling, e.g. stopping or starting

Definitions

  • the invention relates to a device having at least one latent heat storage unit, which has a phase change material and which is intended to use electric current for a phase transition of the phase change material and receive or release latent heat by means of a phase transition, according to the preamble of claim 1.
  • latent heat storage units that store thermal energy in a phase change material are already known.
  • latent heat storage units are used as heat pads or chill batteries which store in cars excess engine heat for cold start or solar thermal energy for heat provision in a winter.
  • electricity from renewable energy sources such as wind power or photovoltaic
  • excess electricity be used to produce hydrogen and oxygen in the event of an oversupply of electricity in the power grid to use in an electrolyzer, with hydrogen and oxygen to be implemented in power shortage in fuel cells for power delivery.
  • the object of the invention is in particular to provide a generic device with a simplified operability.
  • the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention is based on a device with at least one latent heat storage unit, which has a phase change material and with a heat engine and / or chiller, which is intended to use electric power for achieving a phase transition of the phase change material.
  • the device comprises a control and / or regulating unit which is provided to use excess current for a phase transition of the phase change material in a current surplus phase.
  • a “latent heat storage unit” is to be understood in particular as a unit which is intended to store positive or negative thermal energy by means of a phase transition between two states of aggregation of a phase change material as latent heat and to release the latent heat at a later time again to a temperature change of Space or a component to effect or avoid.
  • the latent heat storage unit may comprise further components, such as containers for the phase change material, especially provided for heating or cooling the phase change material heating or cooling unit and / or specially provided heat conduction elements, the latent heat storage unit with a to be heated and / or to be cooled room or Connect component.
  • the latent heat storage unit stores "positive thermal energy”
  • the phase change material of the latent heat storage unit is put into a state of aggregation with a higher enthalpy than a previous state of matter with a phase change, so that thermal energy is released in a phase return to the previous state of aggregation.
  • the latent heat storage unit stores "negative thermal energy” should be understood in particular that the phase change material of the latent heat storage unit is placed with a phase change in a state of aggregation with a lower enthalpy than a previous state of matter, so that in a phase retransfer to the previous state of matter, the phase change material absorbs thermal energy.
  • a storage of "positive thermal energy” or “negative thermal energy” is thus to be understood in particular as meaning a direction of heat energy transfer between the phase change material and an environment in the phase retransition.
  • positive and negative thermal energy do not represent mutually different forms of energy.
  • phase change material is to be understood as meaning, in particular, a material having a latent melting, dissolving or absorption heat, which is substantially greater than a heat storable via specific heat capacity, and which is specifically intended to heat energy in a latent heat storage unit in a phase transition between states of aggregation , especially from solid to liquid or vice versa, to absorb or release as latent heat.
  • the phase change material may be formed from water, heavy water, formic acid, acetic acid, a salt hydrate, an ester, a paraffin, an ionic liquid or an alkane having an even number of carbon atoms.
  • phase transition between the states of aggregation of the phase change material is effected, as a charging of the latent heat storage unit and a process in which the latent heat storage unit by means of the phase transition of latent heat receives or discharges, referred to as discharging the latent heat storage unit.
  • phase return is to be understood in particular as a phase transition which runs in an opposite direction to a preceding phase transition.
  • a "heat engine” is to be understood in particular as a unit which is intended to supply thermal energy to a material, in particular the phase change material, for example by direct heating, adsorption heat, reaction heat or heat of compression.
  • the heat engine preferably supplies the thermal energy via direct heating, in particular via thermoelectric heating.
  • a "refrigerating machine” is to be understood in particular as a unit which is intended to remove thermal energy from a material, in particular the phase change material.
  • a chiller achieves a withdrawal of thermal energy using the same functional principles as direct cooling, heat of adsorption, heat of reaction or heat of compression.
  • the heat engine preferably extracts the thermal energy via direct cooling, in particular via thermoelectric cooling.
  • a "control and / or regulating unit” should in particular be understood to mean a unit having at least one control electronics.
  • a "control electronics” is to be understood in particular as a unit having a processor and a memory unit as well as an operating program stored in the memory unit.
  • the control and / or regulating unit can have data reception units and / or data transmission units for communication with further control and / or regulating units.
  • the control and / or regulating unit can be designed as an intelligent electricity meter.
  • a “power overprovision phase” is to be understood, in particular, as a period in which a greater amount of current is fed into a power grid to which the apparatus is connected, than current power consumed by the power grid, so that additional power consumers are switched on and / or or power generation capacities must be reduced to ensure stable operation of the power grid.
  • the power grid is formed by a power grid into which power is supplied from power sources with temporally fluctuating availability, for example electricity from regenerative power sources such as solar power and / or wind power.
  • a Stromüber triggersphase the power grid, is fed to the power from regenerative power sources, formed by a period of high electricity generation of regenerative power sources is achieved due to environmental factors such as a particularly strong wind or high solar radiation.
  • the power grid is designed as a so-called intelligent power grid, in which power generators, power consumers and power storage are communicatively coupled, for example via smart meters.
  • power grid denotes a power grid which extends over a larger region.
  • the power grid of a local power grid which is limited to, for example, a house or an industrial plant, formed, for example, power is fed from a rooftop photovoltaic system in the local power grid and thus consumed directly.
  • the local power grid may be connected to a larger power grid or completely disconnected from other power grids.
  • a producer of electricity from renewable energy sources may increase a self-consumption share of self-generated electricity from renewable energy sources by using surplus production to charge the latent heat storage unit, rather than using surplus production in a power grid other than that feed in local power grid or consume in additional, only for a power consumption and not for another purpose, switched electrical consumers to stabilize the local power grid.
  • the thermal energy in the charged latent heat storage unit can be used to provide a heating effect or cooling effect, thereby saving electrical energy that would otherwise be required to operate a heater or refrigerator.
  • the device may be part of a household appliance, for example a refrigerator, a freezer, a water boiler, a dishwasher and / or a washing machine.
  • the latent heat storage unit may cool an interior of a refrigerator or may be used to maintain a temperature of the interior of the refrigerator waiving an active cooling unit at a predefined temperature.
  • the latent heat storage unit may be driven to provide latent heat delivery to heating water for a dishwasher or a washing machine. In particular, thus, a Oversupply of electricity fed into use and stabilization of the power grid can be achieved.
  • the device comprises at least one cooling unit and / or heating unit, which is intended to be driven by the control and / or regulating unit in a Stromunter splitsphase to a reduced power output in a cooling process or a heating operation, the reduced Power output is compensated by a phase return of the phase change material.
  • a "cooling unit” is to be understood in particular as meaning a unit which is intended to cool at least one space and / or at least one component.
  • a “heating unit” is to be understood in particular as a unit which is intended to heat at least one space and / or at least one component. The space and / or the component cooled or heated by the cooling unit and / or heating unit are different from spaces or components of the latent heat storage unit.
  • the cooling unit and / or heating unit can be made in one piece with the heat engine and / or chiller, for example, by providing a heat conduction connection to the latent heat storage unit, wherein of the cooling and / or heating unit at least in an operating condition but one of rooms or components of the latent heat storage unit different Room and / or component is heated and / or cooled.
  • a “power undersupply phase” is to be understood in particular as meaning a period in which a greater amount of electricity is requested from the power grid to which the device is connected than is currently being supplied by power sources, so that additional power generation capacities are connected and / or power consumers are switched off must be in order to ensure stable operation.
  • a “reduced power output” is to be understood in particular as meaning that the cooling unit and / or heating unit is operated with a reduced cooling power and / or a reduced heating power, as a result of which power consumption is also reduced the cooling unit and / or heating unit is lower. In principle, the cooling unit and / or heating unit can also be switched off completely.
  • the cooling unit and / or heating unit is preferably operated at a reduced power or turned off completely as the Stromunter sosphase persists, and again operated at full power after the end of Stromunter presphase without the latent heat storage unit is completely discharged.
  • the cooling unit and / or heating unit may also be continuously operated to a complete discharge of the latent heat storage unit with a reduced power or switched off completely.
  • the latent heat storage unit may be in addition to or instead of Cooling unit and / or heating unit is operated, wherein the latent heat storage unit absorbs or releases heat energy. It can be dispensed with in particular in a sub-supply of electricity on a connection of additional power generation capacities and stabilization of the power grid can be achieved.
  • the device comprises at least one usable space which is intended to be heated or cooled by the at least one cooling unit or heating unit and / or the at least one latent heat storage unit.
  • the utility space is formed by an interior of a refrigerator or a freezer.
  • the useful space is intended to be brought by means of the heating unit and / or cooling unit to a predefined temperature, which deviates from an ambient temperature, and to keep this temperature for a longer period of time.
  • the device can be provided to a substance amount of a substance, such as air for a hot air blower or a cold air blower or to heat or cool water for a washing machine, a dishwasher or for use as bathing water or cooking water, in principle, a useful space can be heated or cooled by the amount of substance. In particular, an efficient use of cached energy can be achieved.
  • a substance amount of a substance such as air for a hot air blower or a cold air blower or to heat or cool water for a washing machine, a dishwasher or for use as bathing water or cooking water
  • the device comprises a vacuum insulation unit which at least partially surrounds the at least one working space.
  • a "vacuum insulation unit” is to be understood, in particular, as an insulation unit which comprises a porous insulation board, in which a vacuum prevails, between two covering elements and which has a thermal conductivity of not more than ten milliwatts per Kelvin and meter.
  • the vacuum insulation unit assists in maintaining the temperature of the work space.
  • energy consumption for maintaining a temperature of the work space can be reduced and efficient use of cached energy can be achieved.
  • thermoelectric unit is to be understood in particular as meaning a unit which effects a cooling effect or a heating effect by means of the Peltier effect using electrical energy.
  • a compact heat engine or chiller and a direct conversion of the electrical energy to a charge of the latent heat storage unit can be achieved.
  • control and / or regulating unit is provided to drive the thermoelectric unit in a Stromunter spinsphase to a recovery of current from a phase return of the phase change material.
  • a return of electric current may be provided alternatively or in addition to an operation of the heating unit and / or cooling unit with a reduced power. It can In particular, a return of electrical energy to stabilize the power grid can be achieved in a simple manner.
  • a household appliance with a device according to the invention is proposed.
  • a “household appliance” is to be understood in particular a device used in a household, such as a refrigerator, a freezer, a tumble dryer or a washing machine.
  • an industrial device has the device according to the invention, for example a cooling device of a cold store.
  • the invention comprises a system with a plurality of devices according to the invention. It is proposed that the control and / or regulating units are in communication with the plurality of devices.
  • the control and / or regulating units of the plurality of devices communicate with one another by means of data transmission units and data reception units of the respective control and / or regulating units.
  • the excess current can be used as needed for charging a plurality of latent heat storage units.
  • a continued oversupply of electricity for charging a latent heat storage unit of another device can be used.
  • the excess current can instead be used for charging a latent heat storage unit of another device.
  • a large-scale stabilization of a power network with a high fail-safe can be achieved.
  • the system has at least one central control unit which is provided for driving a plurality of devices.
  • the central control unit is part of the intelligent power grid.
  • a central setting option can be achieved, by means of which simple prioritization of power consumers and latent heat storage units can be made.
  • the invention comprises a method for stabilizing a power grid into which power is fed from current sources with temporally fluctuating availability, for example electricity from regenerative energy sources such as wind power or photovoltaics. It is proposed that in a Stromüber sulfur-driven carbon dioxide (CO), carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, carbon dioxide, or a carbon dioxide, or a carbon dioxide, or a carbon dioxide, or a carbon dioxide, or a regenerative energy sources such as wind power or photovoltaics. It is proposed that in a Stromers preset phase electrical current for a phase transition of a phase change material of a latent heat storage unit is used and in a Stromunter sesphase a phase retardation of the phase change material is used at least to support a cooling process or a heating process. In particular, an oversupply of electricity can thus be used and stabilization of the power grid can be achieved.
  • the device according to the invention should not be limited to the application and embodiment described above.
  • the device according to the invention may have a number deviating from a number of individual elements, components and units mentioned herein.
  • Fig. 1 Fig. 10 shows a device 10a having a latent heat storage unit 12a having a phase change material 14a and a chiller 18a arranged to use electric current to achieve a phase transition of the phase change material 14a.
  • the device is connected to a power grid 40a, into which power is supplied from power sources with time-varying availability.
  • the electricity from the power sources with temporally fluctuating availability is formed by electricity from renewable energy sources such as photovoltaic and wind power.
  • the device 10a has a control and regulation unit 20a, which controls the chiller 16a to use excess electricity in a current surplus phase. With the excess current, a phase transition of the phase change material 14a is effected.
  • the device compensates for variations between over-supply and under-supply of electricity by using excess power in a surplus supply to charge the latent heat storage unit 12a and at a time Unter potentially by using the latent heat storage unit 12a a power requirement for heating or cooling can be reduced.
  • a method for stabilizing the power grid 40a is thus performed, is fed to the current from power sources with time-varying availability from renewable energy sources, such as wind power or photovoltaic, wherein in a Stromüber splitsphase electric current for a phase transition of the phase change material 14a of a latent heat storage unit 12a is utilized and in a power undersupply phase a phase retransmission of the phase change material 14a is used to assist a cooling process or a heating process.
  • a household appliance 30a formed by a refrigerator 32a comprises the device 10a.
  • the apparatus 10a includes a cooling unit 24a of the refrigerator 32a having a compressor and a gaseous refrigerant for providing a cooling effect.
  • the cooling unit 24a cools utility spaces 38a of the refrigerator 32a.
  • the utility rooms 38a are of a large refrigerator compartment, which is divided by several shelves into smaller compartments and a freezer compartment formed. Cooled air is routed from radiator fans 46a via coolant lines 48a to the utility compartments 38a.
  • a vacuum insulation unit 28a surrounds the utility spaces 38a and is also installed in an appliance door 36a.
  • the vacuum insulation unit 28a consists of a sandwiched between two plates foam material with pores, in which a vacuum of 10 -2 bar prevails and on the high insulation of the Nutzippo 38a is achieved.
  • the phase change material 14a is introduced into storage units in the large-capacity refrigerator compartment on walls on a side remote from the appliance door 36a.
  • the phase change material 14a of the latent heat storage unit 12a is formed of heavy water D 2 O in which the hydrogen atoms of the water molecules of deuterium are formed with a freezing point of +4 ° C.
  • the refrigerator 18a is as one Thermoelectric unit 22a is formed, which is connected to the latent heat storage unit 12a.
  • the control unit 20a is connected to a smart meter 62a, through which it receives data on a supply of electricity in the power grid 40a. In the event of excess power in the power grid 40a, the control and regulation unit 20a activates the thermoelectric unit 22a to cool the phase change material 14a.
  • the phase change material 14a is thereby cooled in order to put it in a frozen state.
  • the cooling unit 24a is driven by the control unit 20a in a power supply phase to a reduced power output in a cooling process, the reduced power output is compensated by a phase return of the phase change material 14a.
  • the control and regulation unit 20a also switches off the thermoelectric unit 22a.
  • the cooling unit 24a could also be completely turned off instead of being operated at a reduced power. In the illustrated embodiment, however, the cooling unit 24a remains on to continue to cool the freezer compartment. However, since the large capacity refrigerator is cooled at a lower capacity, a total output of the refrigerating unit 24a is reduced, so that the refrigerator 32a receives less electric power from the electric network 40a and is thereby stabilized.
  • a phase change material 14a may be introduced, which has a lower freezing point than the phase change material 14a in the large-capacity refrigerator, for example, a salt solution with a freezing point of -18 ° C, so that in the freezer compartment a freezing temperature even at a complete shutdown of the cooling unit 24a can be kept.
  • the control unit 20a could completely switch off the cooling unit 24a in a power undersupply phase of the power grid 40a.
  • the apparatus 10a shown is not limited to use in refrigerators 32a and can be used for all appliances, in particular household appliances 30a, with which refrigeration is to be provided, for example freezers, ice machines or refrigerated rooms. A particular cooling temperature can be adjusted by choosing a suitable phase change material 14a.
  • the control and regulation unit 20a can also be provided to drive the thermoelectric unit 22a in the current undersupply phase to a recovery of current from a phase return of the phase change material 14a.
  • the thermoelectric unit 22a is operated to a certain extent reversed and it is thermal energy introduced into the phase change material 14a and converted into electrical energy, which can be fed as electricity in a power grid.
  • FIG. 2 is an alternative embodiment of an inventive device 10b with a latent heat storage unit 12b, which has a phase change material 14b, shown.
  • a washing machine Household appliance 30b formed in FIG. 34b comprises the device 10b.
  • the washing machine 34b has a working space 38a within a washing drum 58a into which water, which the washing machine 34b receives via a water connection 60b, is introduced during a washing operation.
  • the water is heated to a set washing temperature in a heating process by means of a heating unit 26b formed by a heating element.
  • the heating unit 26b is disposed in a preheat room within a water pipe 60b.
  • a residence time of an amount of water in the preheat room and a power with which the heating unit 26b is operated during the dwell time determine a temperature that reaches the amount of water.
  • the temperature of the water may also be controlled by a flow rate at which the water passes the heating unit 26b or a shape and surface of the heating unit 26b.
  • a control unit 20b of the apparatus 10b is connected to a smart electricity meter 62b, via which it receives data on a supply of electricity in a power grid 40b, into which power is supplied from current sources with time-varying availability.
  • the control unit 20b controls a heat engine 18b formed by a thermoelectric unit 22b to charge the latent heat storage unit 12b.
  • the phase change material 14b formed by a paraffin is melted.
  • the liquid paraffin releases heat to the water in a phase return and solidifies.
  • phase change materials 14b may be used, for example Glauber's salt or sodium acetate trihydrate.
  • the heating of the water is regulated.
  • the control unit 20b controls the heating unit 26b to heat water in the preheating room with a high heating power, so that heat loss of the phase change material remains low and the washing machine 34b continues to receive the largest possible amount of power from the power grid 40b.
  • a heating power at which the heating unit 26b is operated during a current over-supply phase will be referred to as normal power.
  • a level of the normal power may be dependent on a set washing program of the washing machine 34b.
  • a Stromunter sesphase the heating unit 26b is operated at a reduced power compared to the normal power or completely off by the control and regulating unit 20b during heat dissipation of the phase change material 14b.
  • a performance of the heating unit 26b which is reduced compared to the normal power is compensated by the phase retransmission of the phase change material 14b.
  • the control unit 20b is connected to sensors, not shown, which monitor a water temperature of water in the preheating room and a temperature and viscosity of the phase change material 14b, so that depending on a change in temperature of the water and a stored in the phase change material 14b amount of heat adjustment of the Heating unit 26b can be adjusted, for example, in a complete discharge of the latent heat storage unit 12b, before the wash temperature is reached.
  • the heating unit 26b may also be operated in a power undersupply phase in order to avoid an excessively long residence time of the water.
  • the washing machine 34b may have two parallel water supply branches, wherein the latent heat storage unit 12b is arranged on one branch and the preheating chamber with the heating unit 26b on another branch.
  • a division of a quantity of water to be heated on the water pipe branches is controlled by valves, which in turn are controlled by the control and regulating unit 20b.
  • water to be heated with a total amount passes through only one of the two Water line branches.
  • the water can be divided into two water supply branches and connected together.
  • a system with a plurality of devices 10c, 50c, 52c, 54c according to the invention is used ( Fig. 3 ).
  • the system may comprise any desired number of devices 10c, 50c, 52c, 54c according to the invention.
  • Control and / or regulating units 20c of the plurality of devices 10c, 50c, 52c, 54c are in communication with each other and have communication means for this purpose.
  • the communication means are formed by wired or wireless data links 44c.
  • the communication means among other information on a current power consumption of devices that have the devices 10c, 50c, 52c, 54c, and remaining charging capacity of the latent heat storage units 12c exchanged with phase change materials 14c with each other, so that uses for excess electricity in Stromüber latersphasen and opportunities for Utilization of the latent heat storage units 12c in power undersupply phases can be identified.
  • the system has a central control unit 56c, which is provided for driving a plurality of devices 10c, 50c, 52c, 54c.
  • the central control unit 56c receives data on the current demand of devices having the devices 10c, 50c, 52c, 54c and remaining charge capacities of the latent heat storage units 12c and controls the respective devices 10c, 50c, 52c, 54c via the respective control units 20c so that the power grid 40c is stabilized.
  • the central control unit 56c further determines a prioritization of the latent heat storage units 12c, which determines which of the latent heat storage units 12c are preferably charged at a certain excess current.
  • the central control unit 56c may determine to first charge latent heat storage units 12c installed in devices that consume greater amounts of heat for extended periods of time should give or receive. In this way, the most robust possible stabilization can be achieved. Subsequently, for example, latent heat storage units 12 c can then be prioritized, which should be used to receive or deliver a larger amount of heat in a short time.
  • control of the system and prioritization of charging of latent heat storage units 12c instead of by the central control unit 56c may be made decentralized by the control units 20c of the plurality of devices 10c, 50c, 52c, 54c, for example, in the form of so-called cloud computing.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)
EP13186917.4A 2013-10-01 2013-10-01 Dispositif doté d'au moins une unité d'accumulation de la chaleur latente Withdrawn EP2857640A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP13186917.4A EP2857640A1 (fr) 2013-10-01 2013-10-01 Dispositif doté d'au moins une unité d'accumulation de la chaleur latente

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Application Number Priority Date Filing Date Title
EP13186917.4A EP2857640A1 (fr) 2013-10-01 2013-10-01 Dispositif doté d'au moins une unité d'accumulation de la chaleur latente

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EP2857640A1 true EP2857640A1 (fr) 2015-04-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020128329A1 (de) 2020-10-28 2022-04-28 Vaillant Gmbh Verfahren und Vorrichtung zum Stabilisieren eines Stromversorgungsnetzes und/oder zum Speichern von dessen Leistung mittels elektrischer Heizanlagen

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169554A (en) * 1977-10-20 1979-10-02 Camp Eldon D Solar energy system with heat pump assistance
EP0510263A1 (fr) * 1990-03-13 1992-10-28 Schatz Thermo System GmbH Dispositif de stockage thermique quasidynamique à chaleur latente
DE10127608A1 (de) * 2001-06-07 2002-12-12 Andreas Schleicher Kühlanlage
DE102005013012A1 (de) * 2005-03-21 2006-09-28 ZAE Bayern Bayerisches Zentrum für angewandte Energieforschung e.V. Latentwärmespeicher für effiziente Kühl- und Heizsysteme
DE102011100517A1 (de) * 2011-05-05 2012-11-08 Steag New Energies Gmbh. "Regelsystem zur Anpassung der Leistung einer Dampfturbine an eine veränderte Last "

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4169554A (en) * 1977-10-20 1979-10-02 Camp Eldon D Solar energy system with heat pump assistance
EP0510263A1 (fr) * 1990-03-13 1992-10-28 Schatz Thermo System GmbH Dispositif de stockage thermique quasidynamique à chaleur latente
DE10127608A1 (de) * 2001-06-07 2002-12-12 Andreas Schleicher Kühlanlage
DE102005013012A1 (de) * 2005-03-21 2006-09-28 ZAE Bayern Bayerisches Zentrum für angewandte Energieforschung e.V. Latentwärmespeicher für effiziente Kühl- und Heizsysteme
DE102011100517A1 (de) * 2011-05-05 2012-11-08 Steag New Energies Gmbh. "Regelsystem zur Anpassung der Leistung einer Dampfturbine an eine veränderte Last "

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102020128329A1 (de) 2020-10-28 2022-04-28 Vaillant Gmbh Verfahren und Vorrichtung zum Stabilisieren eines Stromversorgungsnetzes und/oder zum Speichern von dessen Leistung mittels elektrischer Heizanlagen

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