EP1706681A1 - Verfahren und anlage zur temperaturerhöhung eines dampfförmigen arbeitsmittels - Google Patents
Verfahren und anlage zur temperaturerhöhung eines dampfförmigen arbeitsmittelsInfo
- Publication number
- EP1706681A1 EP1706681A1 EP04804985A EP04804985A EP1706681A1 EP 1706681 A1 EP1706681 A1 EP 1706681A1 EP 04804985 A EP04804985 A EP 04804985A EP 04804985 A EP04804985 A EP 04804985A EP 1706681 A1 EP1706681 A1 EP 1706681A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- working medium
- compressor
- medium
- temperature
- component
- 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- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 239000012530 fluid Substances 0.000 claims abstract description 34
- 239000000203 mixture Substances 0.000 claims description 31
- 238000010521 absorption reaction Methods 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 22
- 238000009835 boiling Methods 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 17
- 239000002904 solvent Substances 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 13
- 239000002250 absorbent Substances 0.000 claims description 11
- 230000002745 absorbent Effects 0.000 claims description 11
- 239000000443 aerosol Substances 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229920002545 silicone oil Polymers 0.000 claims description 6
- 238000005868 electrolysis reaction Methods 0.000 claims description 5
- 239000011877 solvent mixture Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 239000003586 protic polar solvent Substances 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- 238000009834 vaporization Methods 0.000 claims description 3
- 230000008016 vaporization Effects 0.000 claims description 3
- 150000005690 diesters Chemical class 0.000 claims description 2
- 229910001867 inorganic solvent Inorganic materials 0.000 claims description 2
- 239000003049 inorganic solvent Substances 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- 239000004014 plasticizer Substances 0.000 claims description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 238000001704 evaporation Methods 0.000 abstract description 13
- 238000009833 condensation Methods 0.000 description 10
- 230000005494 condensation Effects 0.000 description 10
- 230000008020 evaporation Effects 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 230000008901 benefit Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- -1 Cyclic nitrogen compounds Chemical class 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000008207 working material Substances 0.000 description 1
Classifications
-
- 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
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/06—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids
- F01K25/065—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids with an absorption fluid remaining at least partly in the liquid state, e.g. water for ammonia
-
- 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
- F01K25/00—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for
- F01K25/06—Plants or engines characterised by use of special working fluids, not otherwise provided for; Plants operating in closed cycles and not otherwise provided for using mixtures of different fluids
Definitions
- the invention relates to a method and a system for increasing the temperature of a vaporous working medium with an evaporator and a compressor connected to the evaporator.
- Heat pumps are known from the prior art which transform the energy potential of the working medium predominantly through evaporation and condensation.
- compressors are usually used which work with an operating medium which acts as a lubricant in the compressor.
- the problem here is that the lubricant must not dissolve in the working fluid, since otherwise reliable lubrication of the compressor cannot be guaranteed, which can lead to destruction of the compressor.
- the equipment must not be detached or emulsified from the equipment.
- the choice of working fluid is limited to working fluids with low boiling temperatures, which have a sufficiently high vapor pressure in the working area to be driven out of the compressor completely.
- the work equipment is therefore limited to substances such as the well-known halogenated hydrocarbons (CFC refrigerants) or short-chain hydrocarbons (KW), which naturally have a low molar heat of vaporization.
- CFC refrigerants halogenated hydrocarbons
- KW short-chain hydrocarbons
- the working medium must be compressed to a high pressure in order to reach a sufficient temperature, which means that the efficiency and thus the performance figure achieved are reduced due to the compression work to be used.
- the so-called absorption heat pumps use the solubility of one component of the working fluid in an adsorbent or absorbent, from which the adsorbed or absorbed component must then be expelled or separated again.
- a high vapor pressure shift can be overcome and a high heat loss at a low temperature level is often unavoidable, so that the effectiveness factors, efficiencies or performance figures achieved, are rather small compared to mechanical heat pumps.
- the invention has for its object to provide a method and a system for increasing the temperature of a vaporous working medium, which avoid the disadvantages mentioned, in particular has an improved efficiency.
- a method with the features of claim 1 is proposed. Preferred further developments are set out in the dependent claims.
- the temperature of the working medium is increased by mechanical compression and, on the other hand, the temperature of the working medium is additionally increased in the compressor by heat exchange with an operating medium that is in direct contact with the working medium, and / or on the other hand additionally by means of an operating medium, which acts as an absorbent, is increased, the absorbent absorbing a first component of the working medium, which is formed by a mixture, in and / or after the compressor, heat being transferred to the remaining, vaporous second component.
- the efficiency, especially for heat pumps, can be significantly improved by the method according to the invention.
- the compressor is preferably designed as a liquid-superimposed compressor.
- this can be a liquid ring pump or a liquid-superimposed screw compressor. It is particularly advantageous that these liquid-superimposed compressors can be operated with high-boiling equipment. Since the operating medium in the liquid-superimposed compressors does not perform a lubricating function but a pure sealing function, practically any working medium down to water can be used in the process according to the invention, which have high molar heat of evaporation, have large temperature jumps in the low pressure range and allow high operating temperatures of the compressor.
- the liquid ring pump can advantageously transfer a large part of the work output as heat to the working medium, which can heat up above the saturation temperature, as a result of which the Efficiency of the process can be increased significantly. Furthermore, the liquid ring pump ensures that the working medium does not accumulate in the compressor to such an extent that the pumping speed may be reduced.
- performance figures can be achieved which are more than twice as large as in conventional mechanical heat pumps, and even with working materials which have a molar enthalpy of vaporization of over 80 kJ / mol, also more than three times the value of conventional heat pumps.
- Another advantage of the procedural separation of compression and heating in the liquid ring pump according to the invention lies in the possibility of being able to realize temperatures of the working medium after the temperature has risen above 180 ° C.
- Operating materials such as high-boiling silicone oils or diester oils or plasticizers such as dioctyl phthalate with viscosities of up to 50 centistokes (cts) are particularly cheap.
- the boiling point of the operating fluid is advantageously higher than the temperature of the working fluid after the temperature increase.
- the liquid-superimposed compressor can have ring gassing, which prevents over-compression.
- a mixture of alcohols for example, can be used as the working medium, in which the evaporation temperature can be approximately 20 ° C. and the condensation temperature 80 ° C.
- An A3 solvent as a working medium is also conceivable, in which the evaporation temperature can be approximately 90 ° C and the condensation temperature 180 ° C.
- a major advantage of this invention is that higher temperature levels can be achieved with the work equipment than was previously possible with CFC work equipment, for example.
- One possible area of application is, for example, wastewater technology, in which the wastewater generated has to be cooled before being discharged.
- the heating of process baths from waste water or rinsing baths in the electroplating area can be given here.
- the working medium can be a one-component solvent, for example water or a higher-boiling solvent, such as the A3 solvent.
- a separation arrangement is preferably connected downstream of the compressor.
- a liquid-superimposed compressor there is the possibility that small amounts of the operating medium of the compressor can accumulate in the vaporous working medium.
- the separation arrangement ensures that these parts are collected and fed back to the compressor.
- an aerosol separator can be connected downstream of the separation arrangement, which can collect the smallest particles (droplets) of the operating medium from the vaporous working medium, which are also conveyed to the compressor.
- any oil that accumulates can be conveyed back into the compressor.
- a separator is expediently connected to the separating arrangement and / or the aerosol separator, the condensate of the working fluid being fed to the evaporator.
- the working medium condenses in the condenser under an increased pressure which was generated by the compressor, and the working medium can give off heat at a high temperature level.
- the condensate is preferably returned to the evaporator via an expansion valve.
- the increase in temperature of the vaporous working medium can, according to the invention, in addition to the mechanical compression, also be achieved by absorbing a component of the working medium, which in this case is formed from a mixture of at least two components, in an absorption medium, the heat of absorption being released being vaporized remaining second component is transferred.
- the absorption systems used for this purpose can, in addition to the usual scrubber systems, such as venturi scrubbers, also be compressor systems, some of which have a sufficient amount of operating fluid, such as the liquid ring pumps already mentioned and explained in their mode of operation.
- a particularly favorable embodiment of the invention provides for the use of azeotropic mixtures as the working medium, the operating medium of the compressor acting as an absorption medium for a component of the working medium.
- the mixture shows an azeotropic behavior. If a component is extracted during the passage of the vaporous working medium during compression, the heat released during its phase transition is transferred to the still vaporous component, which causes an additional temperature increase in the working medium.
- the mixture is an azeotrope with a boiling point at a certain mixing ratio of the components.
- the evaporation temperatures can be reduced, depending on the type, so that they are below the condensation temperatures of the individual components. If the first component is absorbed adiabatically from the steam mixture, the corresponding heat is transferred to the second component remaining in vapor form. The condensation heat can thus be withdrawn at an elevated temperature level.
- the working medium for example an azeotropic mixture of water with perchlorethylene or silicones
- the absorption in which, according to the invention, the heat of absorption is transferred to the second component remaining in vapor form, as a result of which this component heats up to a temperature level above the boiling point of the azeotropic mixture, can take place in and / or after the compressor.
- One of the main advantages here is that the compressed work equipment through the separation (absorption) of the the first of the second component additionally heats up due to the heat of absorption released.
- the working medium is preferably formed by an azeotropic mixture with a boiling point minimum or an almost azeotropic mixture.
- the invention is described below with an azeotropic mixture; of course, the invention can also be applied to almost azeotropic mixtures or to non-azeotropic mixtures. High efficiencies can be achieved particularly with an azeotropic or an almost azeotropic mixture.
- the evaporation temperatures can be lowered so that they are below the evaporation temperatures of the individual components.
- the working medium is preferably a solvent mixture which has organic and / or inorganic solvent components. Examples of this are mixtures of water and selected silicones. At least one component can advantageously also be a protic solvent.
- the absorbent is a reversible immobilizable solvent, which is the first component of the working medium in the non-immobilized physical state.
- the reversible solvent in the boiling working medium can advantageously change through physico-chemical changes in such a way that it can be changed from the non-immobilized state to the reversibly immobilized state by ionization or complex formation from the vapor phase and in the non-immobilized form as an absorption agent works for the work equipment.
- the vaporous working medium thus already contains the absorption medium (in the non-immobilized state) before compression.
- the reversibly immobilized solvent is in a vaporous state and goes through physical-chemical changes - such as pH shift, change in Molenbraches and the temperature in its volatility and or in its vapor pressure - in the liquid state (comparable to steam as a solvent in non-immobilized form and water as a reversibly immobilizable solvent).
- the advantage here is that the working fluid consists of two components, with one component simultaneously acting as an absorbent for the other component in the reversibly immobilized state.
- Cyclic nitrogen compounds such as pyridines, for example, can be used as pH-dependent, reversibly immobilizable solvents.
- An electrochemical change can advantageously be achieved by the above-mentioned electrolysis of one of the components or of an added electrolyte.
- the reversibly immobilizable solvent In the uncharged or non-dissociated state, the reversibly immobilizable solvent will behave azeotropically as a solvent mixture with the second component and evaporate according to the set pressure-temperature level.
- the reversibly immobilizable solvent in the ionized or dissociated form is used as the washing liquid, it can be taken up in any quantity and returned to the evaporator in order to be deionized or undissociated in the evaporation.
- temperatures of certain mixtures can be adapted to the requirements, for example by extracting waste heat from a relaxation process by volumetrically conveying the gas according to the heat output, without having to generate excess pressure on the evaporator side. Mixing occurs during compression, which facilitates ionization. The residual gas emitted by the pump can then be additionally raised to the desired condensation temperature by compression.
- the component deposited on the heat exchanger of the consumer is fed to the evaporator via a return line with a pump such as that.
- the process can be operated either as a closed or open heat pump system.
- a closed heat pump is a system with a separate evaporator and condenser. Heat is fed into the evaporator and, after the transformation in the condenser, is transferred to a downstream heat consumer by heat exchange.
- An open heat pump system is in the present invention if the condenser is integrated into the evaporator itself, so that the heat transformed to a higher temperature level feeds the heat released during the condensation directly back into the evaporator. This means that the heat transformed to the higher temperature level of the condenser can be used again directly for the evaporation of working fluid.
- heating systems with appropriate controls are advantageous. This applies in particular to open heat pump systems.
- liquid working fluid is injected into the compressor system when starting up.
- the steam formed condenses inside the evaporator and transfers the heat of condensation to the liquid working fluid and is gradually brought to a boil, so that the heat required to start up the system is obtained solely from the work of the compressor.
- the absorption of the first component can already take place, for example, in the compressor. Furthermore, it is of course possible for a separating arrangement to be connected downstream of the compressor.
- the ionization of the reversibly immobilizable solvent by electrolysis or by adding electrolytes, whereby the solvent in its immobilized form is created as an absorbent from the working fluid.
- the vapors of the working medium flowing through the absorption medium are also ionized, so that the vapor pressure is reduced so that the steam of the reversible immobilizable component is deposited in the working medium.
- the azeotropic working medium is thus passed through the absorption medium which receives (absorbs) the first component, the absorption energy released being transferred to the vaporous remaining second component.
- the absorbent can then be fed back into the evaporator, where it is converted into a nonionic state, for example by deionization, and evaporated again with the condensed phase of the remaining second component as an azeotropic mixture.
- the absorption agent can be injected into the compressor.
- the compressor which in this embodiment can be designed, for example, as a Roots blower or as a liquid jet pump, "is designed with injection openings through which the absorption medium is introduced into the compressor.
- the object of the invention is also achieved by a system for increasing the temperature of a vaporous working fluid with the features of claim 20. Preferred further developments are set out in the dependent claims.
- the invention relates to a system which is an evaporator in which a working medium, which is formed by a mixture, is evaporable, a compressor which causes a temperature increase of the working medium by mechanical compression, an operating medium which is in the compressor with the Working medium can be brought into contact directly, whereby an additional temperature increase can be brought about by means of heat transfer, and has a condenser in which the temperature-increased (and pressure-increased) working medium is condensable.
- a separation arrangement and / or an aerosol separator is preferably connected to the compressor, as a result of which the operating medium is guided back into the compressor.
- Figure 1 is a heat pump with a liquid superimposed compressor
- Figure 2 shows a heat pump in which the working fluid is heated by absorption.
- FIG. 1 shows a system in which a working fluid evaporates in an evaporator 1.
- the working fluid is compressed in a liquid ring pump 2, whereby the temperature of the working fluid is raised by this mechanical compression process.
- the liquid ring pump 2 is operated with an operating medium which is in direct contact with the working medium, the operating medium having a higher boiling point than the working medium.
- the operating fluid can be a high-boiling silicone oil. It is particularly advantageous that the temperature of the working medium, for example low- or high-boiling solvents, additionally increases in the present system due to the heat exchange with the operating medium, which in the case of a silicone oil can reach an operating temperature of over 200 ° C.
- condenser 5 heat is given off to a further fluid due to the condensation, which serves, for example, as the flow of a downstream heating system or heat consumer.
- the condenser 5 is also connected to the evaporator 1 via a pressure compensation line 8.
- the operating medium which may accumulate in the evaporator 1 and which, despite the separating arrangement 3 and the aerosol separator 4, reaches the evaporator 1 via a valve 7 is led back into the compressor 2.
- this system can also be operated with an azeotropic mixture.
- FIG. 2 shows a further alternative of the system according to the invention with an evaporator 9, in which a working fluid evaporates.
- the evaporator 9 is fed thermal energy of an upstream process via a heat exchanger.
- the gas or salt formed saturating in the solution and being required as a vaporous working medium to the compressor 10.
- the working fluid is an azeotropic mixture with a first and a second component.
- the working medium is a solvent mixture, the first component of the solvent mixture being reversibly immobilizable. This component is contained in the non-immobilized form in vapor form in the working fluid.
- this system is operated with a working medium which has only two components, the first component being the immobilized form at the same time as the absorption medium.
- the compressor 10 which is designed as a Roots blower, is designed with injection openings, so that the absorbent is introduced into the vaporous working medium in liquid, reversibly immobilized form during operation of the system.
- part of the first component is absorbed by the absorption agent during the expansion process within the Roots compressor 10.
- a further absorption of the compressed working medium takes place in the downstream separating arrangement 11, which is designed as a separator.
- the tennis arrangement 11, which in a further embodiment can also be designed as a scrubber, has an electrolysis device 13 which maintains the deposition of the vapor of the reversibly immobilizable first component in the absorption medium.
- the working medium is an azeotropically evaporating mixture in which, depending on the type, the evaporation temperatures can be lowered so that they are below the condensation temperatures of the individual components. If the first component is absorbed adiabatically from the vaporous working medium, the heat corresponding to the decrease in entropy is transferred to the remaining second component. The remaining, relaxed working medium thus heats up in addition to the mechanical compression process, so that the working medium remaining in vapor form can transfer a larger amount of heat in a downstream heat exchanger 12, which significantly improves the efficiency of the system.
- the separating device 11 also has a liquid separator which separates the remaining vapor of the working fluid from the liquid absorbed component. The liquid second component is fed back to the compressor 10. The second component condensed in the heat exchanger 12 is expanded via a valve 14 and conveyed back into the evaporator 9. LIST OF REFERENCE NUMBERS
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Sorption Type Refrigeration Machines (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Description
Claims
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003160379 DE10360379A1 (de) | 2003-12-22 | 2003-12-22 | Niederdruck-Entspannungsmotor auf der Basis von Rootsgebläsen |
DE2003160364 DE10360364A1 (de) | 2003-12-22 | 2003-12-22 | Offene Wärmepumpe unter Verwendung von flüssigkeitsüberlagerten Verdichtersystemen |
DE2003160380 DE10360380A1 (de) | 2003-12-22 | 2003-12-22 | Extraktions-Wärmepumpe mit reversibel immobilisierbarem Lösemittel |
DE2003161223 DE10361223A1 (de) | 2003-12-24 | 2003-12-24 | Niederdruck-Entspannungsmotor mit Treibdampftrennung mittels extraktiver Rektifikation |
DE2003161203 DE10361203A1 (de) | 2003-12-24 | 2003-12-24 | Niederdruck-Entspannungsmotor mit Energierückführung |
PCT/EP2004/053651 WO2005061973A1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur temperaturerhöhung eines dampfförmigen arbeitsmittels |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1706681A1 true EP1706681A1 (de) | 2006-10-04 |
Family
ID=34714591
Family Applications (5)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04804988.6A Active EP1706599B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur umwandlung von anfallender wärmeenergie in mechanische energie |
EP04804985A Withdrawn EP1706681A1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur temperaturerhöhung eines dampfförmigen arbeitsmittels |
EP04816348A Active EP1702140B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren zur umwandlung von wärmeenergie in mechanische energie mit einer niederdruck-entspannungsvorrichtung |
EP04804983.7A Active EP1706598B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur umwandlung von wärmeenergie aus kältemaschinen |
EP04804984A Withdrawn EP1702139A1 (de) | 2003-12-22 | 2004-12-22 | Vorrichtung und verfahren zur umwandlung von wärmeenergie in mechanische energie |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04804988.6A Active EP1706599B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur umwandlung von anfallender wärmeenergie in mechanische energie |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04816348A Active EP1702140B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren zur umwandlung von wärmeenergie in mechanische energie mit einer niederdruck-entspannungsvorrichtung |
EP04804983.7A Active EP1706598B1 (de) | 2003-12-22 | 2004-12-22 | Verfahren und anlage zur umwandlung von wärmeenergie aus kältemaschinen |
EP04804984A Withdrawn EP1702139A1 (de) | 2003-12-22 | 2004-12-22 | Vorrichtung und verfahren zur umwandlung von wärmeenergie in mechanische energie |
Country Status (6)
Country | Link |
---|---|
US (2) | US8132413B2 (de) |
EP (5) | EP1706599B1 (de) |
AT (1) | ATE371101T1 (de) |
DE (1) | DE502004004776C5 (de) |
ES (2) | ES2624638T3 (de) |
WO (5) | WO2005066465A1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006021928A1 (de) * | 2005-06-02 | 2007-11-15 | Lutz Giechau | Vorrichtung zur Erzeugung mechanischer Energie |
DE102006022792B3 (de) * | 2006-05-16 | 2007-10-11 | Erwin Dr. Oser | Umwandlung solarer Wärme in mechanische Energie mit einem Strahlverdichter |
DE102007041457B4 (de) * | 2007-08-31 | 2009-09-10 | Siemens Ag | Verfahren und Vorrichtung zur Umwandlung der Wärmeenergie einer Niedertemperatur-Wärmequelle in mechanische Energie |
DE102008013737A1 (de) | 2008-03-06 | 2009-09-10 | Heinz Manfred Bauer | Verfahren zur Wandlung thermischer Energie in mechanische und weiter in elektrische Energie |
DE102008024116A1 (de) * | 2008-05-17 | 2009-11-19 | Hamm & Dr. Oser GbR (vertretungsberechtiger Gesellschafter: Dr. Erwin Oser, 50670 Köln) | Umwandlung der Druckenergie von Gasen und Dämpfen bei niedrigen Ausgangsdrücken in mechanische Energie |
DE102008036917A1 (de) | 2008-08-05 | 2010-02-11 | Heinz Manfred Bauer | Verfahren zur Wandlung thermischer Energie in mechanische und weiter in elektrische Energie |
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- 2004-12-22 DE DE502004004776.9T patent/DE502004004776C5/de active Active
- 2004-12-22 AT AT04816348T patent/ATE371101T1/de active
- 2004-12-22 US US10/583,925 patent/US8132413B2/en not_active Expired - Fee Related
- 2004-12-22 EP EP04804988.6A patent/EP1706599B1/de active Active
- 2004-12-22 EP EP04804985A patent/EP1706681A1/de not_active Withdrawn
- 2004-12-22 EP EP04816348A patent/EP1702140B1/de active Active
- 2004-12-22 WO PCT/EP2004/053649 patent/WO2005066465A1/de active Application Filing
- 2004-12-22 WO PCT/EP2004/053650 patent/WO2005061857A1/de active Application Filing
- 2004-12-22 WO PCT/EP2004/053654 patent/WO2005061858A1/de active IP Right Grant
- 2004-12-22 ES ES04804988.6T patent/ES2624638T3/es active Active
- 2004-12-22 ES ES04816348T patent/ES2293384T3/es active Active
- 2004-12-22 WO PCT/EP2004/053651 patent/WO2005061973A1/de active Application Filing
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- 2004-12-22 EP EP04804983.7A patent/EP1706598B1/de active Active
- 2004-12-22 EP EP04804984A patent/EP1702139A1/de not_active Withdrawn
Non-Patent Citations (1)
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EP1706599A1 (de) | 2006-10-04 |
EP1702140B1 (de) | 2007-08-22 |
US20080134680A1 (en) | 2008-06-12 |
EP1706599B1 (de) | 2017-02-15 |
US7726128B2 (en) | 2010-06-01 |
WO2005061858A1 (de) | 2005-07-07 |
WO2005061973A1 (de) | 2005-07-07 |
WO2005066465A1 (de) | 2005-07-21 |
DE502004004776D1 (de) | 2007-10-04 |
WO2005066466A1 (de) | 2005-07-21 |
WO2005061857A1 (de) | 2005-07-07 |
EP1702139A1 (de) | 2006-09-20 |
ES2293384T3 (es) | 2008-03-16 |
DE502004004776C5 (de) | 2020-01-16 |
EP1706598A1 (de) | 2006-10-04 |
US20080289336A1 (en) | 2008-11-27 |
EP1706598B1 (de) | 2013-10-16 |
ES2624638T3 (es) | 2017-07-17 |
ATE371101T1 (de) | 2007-09-15 |
EP1702140A1 (de) | 2006-09-20 |
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