WO2003074857A1 - Element d'expansion de gaz pour dispositif convertissant l'energie thermique en energie moteur - Google Patents

Element d'expansion de gaz pour dispositif convertissant l'energie thermique en energie moteur Download PDF

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Publication number
WO2003074857A1
WO2003074857A1 PCT/DE2003/000601 DE0300601W WO03074857A1 WO 2003074857 A1 WO2003074857 A1 WO 2003074857A1 DE 0300601 W DE0300601 W DE 0300601W WO 03074857 A1 WO03074857 A1 WO 03074857A1
Authority
WO
WIPO (PCT)
Prior art keywords
expansion element
element according
gas expansion
cone
gas
Prior art date
Application number
PCT/DE2003/000601
Other languages
German (de)
English (en)
Inventor
Gerhard Stock
Original Assignee
Gerhard Stock
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 Gerhard Stock filed Critical Gerhard Stock
Priority to AU2003227010A priority Critical patent/AU2003227010A1/en
Publication of WO2003074857A1 publication Critical patent/WO2003074857A1/fr

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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
    • F01K27/00—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for
    • F01K27/005—Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for by means of hydraulic motors

Definitions

  • Gas expansion element for an arrangement for converting thermal into motor energy
  • the invention relates to a gas expansion element for an arrangement for converting thermal into motor energy, in particular for a hot water engine, consisting of a closed pressure container filled with a gas or gas mixture, which is effectively connected to the arrangement via a liquid piston, and each having an upper injection opening for hot water as well as for cold water and a lower water drain opening connected to a working circuit.
  • EP 0 043 879 A1 discloses a gas expansion element designed as a cylinder for an arrangement for converting thermal energy into motor energy.
  • a piston is displaceably mounted in the cylinder with a piston rod.
  • the cylinder chamber which is penetrated by the piston rod, has an inlet valve and an outlet valve for air, the outlet valve being coupled to a working chamber of the cylinder via a bypass.
  • the work area is equipped with an injection opening for hot water and an outlet valve.
  • WO 00/53898 discloses a gas expansion element for an arrangement for converting thermal energy into motor energy, in particular for a hot water engine, consisting of a closed pressure vessel filled with a gas or gas mixture.
  • the pressure vessel is effectively connected to the arrangement by means of a displaceable piston and each has an upper injection opening for hot water and for cold water and a lower water drain opening.
  • the piston is designed as a liquid piston pump, which is connected on the inlet side to the water outlet opening of the pressure vessel, to which a water inlet of a working circuit is assigned, and on the outlet side is connected to a water outlet of the working circuit.
  • the object is achieved in that the liquid piston is provided within the pressure container.
  • the arrangement of the liquid piston within the pressure container means that it is not necessary to provide an additional component, for example a separate liquid piston pump, for transferring the expansion energy of the compressible gas or gas mixture to a non-compressible medium and for resetting it. In addition, energy losses due to transmission paths are avoided. That contracting with the supply of cold water and with the supply hot gas expanding from hot water, for example air, acts directly on the liquid piston or is acted upon by the liquid piston, which does the work which is supplied to the working cycle for converting the thermal energy.
  • an additional component for example a separate liquid piston pump
  • a pressure-resistant separating layer acted upon by the gas or gas mixture floats on the pressurized surface of the liquid piston.
  • the separating layer essentially defines the surface of the liquid piston which is directly acted upon by the gas or gas mixture and ensures uniform force transmission.
  • the separating layer is expediently slightly spaced apart from the inner wall of the pressure vessel. The spacing of the separating layer ensures that the hot or cold water sprayed into the pressure container is drained off via the water drain opening, which is why the liquid piston has a constant level in an initial position not exposed to the gas and the pressure container above the separating layer is completely filled with the gas or The gas mixture is filled.
  • the separating layer is designed as a cone comprising a pressure-resistant outer skin and a float core.
  • the cone promotes a swirling of the hot or cold water sprayed into the pressure vessel with the gas, so that the gas heats up or cools down quickly.
  • the outer skin is preferably supported directly on the float core.
  • the float core thus stabilizes the outer skin of the cone.
  • the outer skin is expediently made of a water-repellent and heat-resistant material.
  • the heat-resistant material of the outer skin protects the float body from temperature-related damage.
  • the outer skin preferably consists of a stainless steel, a titanium or aluminum alloy.
  • the floating core advantageously consists of a polyvinyl chloride or rigid polyurethane foam.
  • the tip of the cone is preferably oriented in the direction of the upper injection openings.
  • the cone experiences a relatively large buoyancy, the cone has a cylindrical extension floating on the surface of the liquid piston, the outer diameter of which corresponds to the largest diameter of the cone.
  • the gel associated with a guide device for centering the position of the cone within the pressure vessel is associated with a guide device for centering the position of the cone within the pressure vessel.
  • the cone always takes a defined position within the pressure container and the cone cannot be tilted to the side.
  • the guide device preferably includes a guide rod fastened to the cone, which is displaceably mounted in a guide sleeve arranged in the pressure container.
  • the guide device is thus arranged entirely within the pressure vessel.
  • a position measuring system is assigned to the guide device.
  • the position of the cone and thus also the position of the liquid piston within the pressure vessel can always be precisely determined by means of this position measuring system.
  • the displacement measuring system is designed, for example, as an inductive displacement transducer and sends an electrical signal to the control unit, which controls actuators for opening and closing valves.
  • FIG. Shows a schematic representation of a gas expansion element according to the invention with associated components.
  • a cylindrical pressure vessel 1 has an injection opening 3 for cold water and an injection opening 2 for hot water on its upper side, wherein both injection openings 2, 3 are each provided with a spraying and atomizing nozzle 21 directed into the interior.
  • a liquid piston 4 made of water, on the surface 5 of which a separating layer 6 floats.
  • the separating layer 6 comprises a cone 7, the tip 8 of which encloses an obtuse angle points in the direction of the injection nozzles 2, 3, and a cylindrical projection 9 arranged on the underside of the cone 7.
  • the diameter of the projection 9 corresponds to the largest diameter of the cone 7, that is, the base of the cone 7.
  • the separating layer 6 consists of an outer skin 10 made of a pressure-resistant and heat-resistant material and a float body 11 supporting the outer skin 10.
  • the diameter of the extension 9 and thus also the diameter of the base of the cone 7 is indicated slight play to the inner wall of the pressure vessel 1.
  • a water drain opening 12 is let into the bottom 22 of the pressure vessel 1 and communicates with a working circuit 14 via lines 23 with check valves 13 inserted.
  • a guide rod 15 is attached, which for centering the position of the separating layer 6 in the pressure vessel 1 with one on the top of the pressure vessel 1 fixed guide sleeve 16 interacts.
  • the guide rod 15 and the guide sleeve 16 act together as an inductive displacement measuring system 24, which sends an electrical signal with respect to the position of the cone 7 and thus the height of the surface 5 of the liquid piston 4 to a control unit 17.
  • the control unit 17 opens a valve 19 assigned to the injection opening 2 and inserted into a feed line 25 by actuating an actuator 26 of the valve 19 via a connecting line 27.
  • the air 18 expands and does 4 work via the displaceable liquid piston.
  • the change in distance of the liquid piston 4 is detected by the distance measuring system 24, which transmits a corresponding electrical signal to the control unit 17 for evaluation via the line 28.
  • the temperature distribution of the warm water within the air 18 is favored by the shape of the cone 4.
  • the injection opening 2 for the hot water is closed by a corresponding actuation of the actuator 26 of the valve 19 by the controller 17.
  • One of the check valves 13 is opened and the pressure generated propagates in the working circuit 14. During this time, the other check valve 13 is closed, which is opened when the air 18 in the pressure vessel 1 contracts.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Nozzles (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Reciprocating Pumps (AREA)

Abstract

L'invention concerne un élément d'expansion de gaz pour un dispositif convertissant l'énergie thermique en énergie moteur, en particulier pour un moteur à eau chaude. Ledit élément est composé d'un réservoir sous pression (1) fermé, rempli de gaz ou d'un mélange de gaz, qui est relié de façon active au dispositif au moyen d'un piston liquide (4) et présente un orifice d'injection supérieur (3) pour l'eau chaude ainsi que pour l'eau froide et un orifice de sortie d'eau (12) relié à un circuit de travail (14). Ledit piston liquide (4) est disposé à l'intérieur du réservoir sous pression (1).
PCT/DE2003/000601 2002-03-07 2003-02-26 Element d'expansion de gaz pour dispositif convertissant l'energie thermique en energie moteur WO2003074857A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2003227010A AU2003227010A1 (en) 2002-03-07 2003-02-26 Gas expanding element for a system converting thermal energy into motive energy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10209998.7 2002-03-07
DE2002109998 DE10209998B4 (de) 2002-03-07 2002-03-07 Gasausdehnungselement für eine Anordnung zum Umwandeln von thermischer in motorische Energie

Publications (1)

Publication Number Publication Date
WO2003074857A1 true WO2003074857A1 (fr) 2003-09-12

Family

ID=27771076

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2003/000601 WO2003074857A1 (fr) 2002-03-07 2003-02-26 Element d'expansion de gaz pour dispositif convertissant l'energie thermique en energie moteur

Country Status (4)

Country Link
AR (1) AR038873A1 (fr)
AU (1) AU2003227010A1 (fr)
DE (1) DE10209998B4 (fr)
WO (1) WO2003074857A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010005232A1 (de) 2010-01-21 2011-09-08 Gerhard Stock Anordnung zum Umwandeln von thermischer in motorische Energie

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE327841C (de) * 1913-08-16 1920-10-18 Abram P Steckel Explosionsfluessigkeitscheber mit im Zweitakt schwingender Fluessigkeitssaeule
US1554811A (en) * 1920-02-11 1925-09-22 George H Gilman Fluid meter
DE841565C (de) * 1950-09-17 1952-06-16 Edelbert Dr Kesting Verfahren und Vorrichtung zur Vermeidung der Ansammlung von Chlordioxydgasen ueber in Gefaessen lagernden Loesungen dieses Gases
DE2040384A1 (de) * 1969-11-13 1971-07-01 Hollymatic Corp Turbine
US3608311A (en) * 1970-04-17 1971-09-28 John F Roesel Jr Engine
US4418547A (en) * 1980-12-08 1983-12-06 The Saint E. Company, Inc. Thermally powered heat transfer systems
JPS61211409A (ja) * 1985-03-18 1986-09-19 Zeniraito V:Kk 浮消波装置
US5551237A (en) * 1994-04-04 1996-09-03 Johnson; Arthur F. Methods for producing hydroelectric power
WO1997016629A1 (fr) * 1995-10-31 1997-05-09 Dantec Services Limited Procede et dispositif servant a entrainer un rotor
US5934076A (en) * 1992-12-01 1999-08-10 National Power Plc Heat engine and heat pump
WO2000053898A1 (fr) * 1999-03-05 2000-09-14 Gerhard Stock Element d'expansion de gaz conçu pour un dispositif de transformation d'energie thermique en energie motrice, notamment pour un moteur a eau chaude

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3862590A (en) * 1973-08-03 1975-01-28 Hermann Mengeler Expansion engine and injection-chamber head
DE2743584A1 (de) * 1977-09-28 1979-04-05 Cycle Ass Waermekraftmaschine
US4220005A (en) * 1978-01-25 1980-09-02 Cutts Edmund A Combination vaporized driving fluid generator and engine unit

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE327841C (de) * 1913-08-16 1920-10-18 Abram P Steckel Explosionsfluessigkeitscheber mit im Zweitakt schwingender Fluessigkeitssaeule
US1554811A (en) * 1920-02-11 1925-09-22 George H Gilman Fluid meter
DE841565C (de) * 1950-09-17 1952-06-16 Edelbert Dr Kesting Verfahren und Vorrichtung zur Vermeidung der Ansammlung von Chlordioxydgasen ueber in Gefaessen lagernden Loesungen dieses Gases
DE2040384A1 (de) * 1969-11-13 1971-07-01 Hollymatic Corp Turbine
US3608311A (en) * 1970-04-17 1971-09-28 John F Roesel Jr Engine
US4418547A (en) * 1980-12-08 1983-12-06 The Saint E. Company, Inc. Thermally powered heat transfer systems
JPS61211409A (ja) * 1985-03-18 1986-09-19 Zeniraito V:Kk 浮消波装置
US5934076A (en) * 1992-12-01 1999-08-10 National Power Plc Heat engine and heat pump
US5551237A (en) * 1994-04-04 1996-09-03 Johnson; Arthur F. Methods for producing hydroelectric power
WO1997016629A1 (fr) * 1995-10-31 1997-05-09 Dantec Services Limited Procede et dispositif servant a entrainer un rotor
WO2000053898A1 (fr) * 1999-03-05 2000-09-14 Gerhard Stock Element d'expansion de gaz conçu pour un dispositif de transformation d'energie thermique en energie motrice, notamment pour un moteur a eau chaude

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 011, no. 048 (M - 561) 13 February 1987 (1987-02-13) *

Also Published As

Publication number Publication date
AU2003227010A1 (en) 2003-09-16
AR038873A1 (es) 2005-02-02
DE10209998B4 (de) 2004-04-08
DE10209998A1 (de) 2003-09-25

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