SE2000170A1 - Energy machine for transformation of thermal energy to mechanical energy - Google Patents

Energy machine for transformation of thermal energy to mechanical energy

Info

Publication number
SE2000170A1
SE2000170A1 SE2000170A SE2000170A SE2000170A1 SE 2000170 A1 SE2000170 A1 SE 2000170A1 SE 2000170 A SE2000170 A SE 2000170A SE 2000170 A SE2000170 A SE 2000170A SE 2000170 A1 SE2000170 A1 SE 2000170A1
Authority
SE
Sweden
Prior art keywords
pressure
machine according
vane
machine
medium
Prior art date
Application number
SE2000170A
Other languages
Swedish (sv)
Other versions
SE545742C2 (en
Inventor
Johannes Gilberg
Original Assignee
Johannes Gilberg
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 Johannes Gilberg filed Critical Johannes Gilberg
Priority to SE2000170A priority Critical patent/SE545742C2/en
Priority to PCT/SE2021/051087 priority patent/WO2022093102A1/en
Publication of SE2000170A1 publication Critical patent/SE2000170A1/en
Publication of SE545742C2 publication Critical patent/SE545742C2/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B11/00—Compression machines, plants or systems, using turbines, e.g. gas turbines
    • F25B11/02—Compression machines, plants or systems, using turbines, e.g. gas turbines as expanders
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
    • F01C1/00—Rotary-piston machines or engines
    • F01C1/30—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
    • F01C1/34—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members
    • F01C1/344—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member
    • F01C1/3441—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation
    • F01C1/3443—Rotary-piston machines or engines having the characteristics covered by two or more groups F01C1/02, F01C1/08, F01C1/22, F01C1/24 or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F01C1/08 or F01C1/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the inner member the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation with a separation element located between the inlet and outlet opening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
    • F03G7/047—Environmental heat plants or OTEC plants using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/14—Power generation using energy from the expansion of the refrigerant
    • F25B2400/141—Power generation using energy from the expansion of the refrigerant the extracted power is not recycled back in the refrigerant circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Bags (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Applications Or Details Of Rotary Compressors (AREA)

Abstract

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Description

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Claims (11)

1. Maskin för omvandling av i medie trycksatt värmeenergi till mekanisk energi, vilkenmaskin innefattar ett ventilsystem (6,7) och två samverkande processenheter, varvid varoch en av sagda processenheter innefattar en respektive rörlig del (2) i form av en rotoren-het innefattande en skovel, vilken rörliga del (2) är ansluten till en momentaxel (4) för uttagav mekanisk energi,varvid var och en av sagda processenheter via ventilsystemet är anslutbar till en gemensamtryckkälla (9) för ett medium såväl som till en gemensam trycksänka (10) för sagda mediumtill att därmed åstadkomma en tryckskillnad mellan två sidor av skoveln som i sin tur åstad-kommer en vinkelrörelse hos den rörliga delen (2),varvid var och en av sagda processenheter är anordnad att,i ett respektive första processkede, anslutas till både sagda tryckkälla (9) och till sagdatrycksänka (10) så att sagda rörliga del (2) på grund av en uppstådd tryckskillnad där-med rör sig, under isobara betingelser på en sida av skoveln som är ansluten till sagdatryckkälla (9); samti ett andra processkede, anslutas endast till sagda trycksänka (10) så att sagda rörligadel (2) på grund av en uppstådd tryckskillnad därmed rör sig, under adiabatiska be-tingelser på en sida av den rörliga delen (2) som var ansluten till sagda tryckkälla (9)under sagda första processkede,varvid sagda första processkede och sagda andra processkede växlas, så att processen upp-repas periodiskt, ochvarvid sagda periodiska rörelse för sagda samverkande processenheter är fasförskjuten,k ä n n e t e c k n a d a v att var och en av sagda processenheter innefattar enrespektive tryckbackspärr (1) som tillsammans med respektive skovel hos den rörliga delen(2) ifråga definierar två olika i vinkelled sig sträckande tryckkamrar, varvid sagda skovel hosrespektive rörliga del (2) är anordnad att passera tryckbackspärren (1) vid byte mellan sagda andra och sagda första processkede.1. Machine for converting heat energy pressurized in a medium into mechanical energy, which machine comprises a valve system (6,7) and two cooperating process units, each of said process units comprising a respective moving part (2) in the form of a rotor unit comprising a vane, which movable part (2) is connected to a torque shaft (4) for extracting mechanical energy, each of said process units being connectable via the valve system to a common pressure source (9) for a medium as well as to a common pressure sink (10) ) for said medium to thereby create a pressure difference between two sides of the vane which in turn creates an angular movement of the movable part (2), whereby each of said process units is arranged to, in a respective first process stage, be connected to both said pressure source (9) and to said pressure sink (10) so that said movable part (2) due to an arising pressure difference thereby moves, under isobaric conditions on one side of the vane which is connected to said pressure source (9); as well as a second process stage, is only connected to said pressure sink (10) so that said moving part (2) due to a resulting pressure difference thereby moves, under adiabatic conditions on one side of the moving part (2) which was connected to said pressure source (9) during said first process stage, whereby said first process stage and said second process stage are switched, so that the process is repeated periodically, and wherein said periodic movement of said cooperating process units is phase-shifted, characterized by the fact that each of said process units includes a respective pressure backstop (1) which, together with the respective vane of the movable part (2) in question, defines two different pressure chambers extending in an angular direction, whereby said vane of the respective movable part (2) is arranged to pass the pressure backstop (1) when changing between said second and said first process stage. 2. Maskin enligt krav 1, varviden skovel hos sagda rotorenhet är rörlig för att möjliggöra sagda passage förbi sagda tryck- backspärr (1).2. Machine according to claim 1, wherein the vane of said rotor unit is movable to enable said passage past said pressure backstop (1). 3. I\/|askin enligt krav 1 eller 2, varvidsagda tryckbackspärr (1) är radiellt rörlig eller svängbar för att möjliggöra sagda passage av en arbetsskovel hos sagda rotorenhet.3. The machine according to claim 1 or 2, wherein said pressure backstop (1) is radially movable or pivotable to enable said passage of a working vane of said rotor unit. 4. I\/|askin enligt något av föregående krav, varvidsagda rörliga delar (2) är lagrade i hermetiskt täta ytterhöljen, varvid sagda tryckbackspärr (1) är fästad till ytterhöljet.4. The machine according to one of the preceding claims, wherein said moving parts (2) are stored in hermetically sealed outer casings, wherein said pressure backstop (1) is attached to the outer casing. 5. I\/|askin enligt något av föregående krav, varvidventilsystemet är anordnat att åstadkomma växling mellan sagda andra och sagda förstaprocesskede vid en tidpunkt då trycket, temperaturen och flödet av sagda medium är mini- mala.5. The machine according to one of the preceding claims, wherein the valve system is arranged to effect switching between said second and said first process stage at a time when the pressure, temperature and flow of said medium are minimal. 6. I\/|askin enligt något av föregående krav, varvidmaskinen vidare innefattar en kompressor, va rs trycksida utgör sagda tryckkälla (9) och va rs sugsida utgör sagda trycksänka (10).6. The machine according to one of the preceding claims, wherein the machine further comprises a compressor, whose pressure side forms said pressure source (9) and whose suction side forms said pressure sink (10). 7. I\/|askin enligt krav 6, varvidmaskinen vidare innefattar en förångare (10), ansluten till sagda trycksänka (10), och varvid sagda förångare (10) är anordnad att ta emot värmeenergi från ett externt medium (11).7. The machine according to claim 6, wherein the machine further comprises an evaporator (10), connected to said pressure sink (10), and wherein said evaporator (10) is arranged to receive heat energy from an external medium (11). 8. I\/|askin enligt krav 6 eller krav 7, varvid maskinen vidare innefattar en kondensor (8), ansluten mellan sagda ventilsystem och sagdatryckkälla (9) och varvid sagda kondensor (8) är anordnad att avge värmeenergi till ett externt medium.8. The machine according to claim 6 or claim 7, wherein the machine further comprises a condenser (8), connected between said valve system and said pressure source (9) and wherein said condenser (8) is arranged to emit heat energy to an external medium. 9. Maskin enligt något av föregående krav, varvidmaskinen vidare är anordnad att reglera uttaget av mekanisk energi genom att reglera ut- taget av värmeenergi i sagda kondensor (9).9. Machine according to one of the preceding claims, wherein the machine is further arranged to regulate the output of mechanical energy by regulating the output of heat energy in said condenser (9). 10. I\/|askin enligt krav 10, varvid det första processteget medför kondensering av mediet på den sida av skoveln som är an- sluten till tryckkällan (9).10. The machine according to claim 10, whereby the first process step entails condensation of the medium on the side of the vane which is connected to the pressure source (9). 11. I\/|askin enligt något av föregående krav, varviddet andra processkedet medför en minskning av mediets tryck och temperatur på den sida av skoveln som under det första processkedet var ansluten till sagda tryckkälla (9).11. The machine according to one of the preceding claims, wherein the second process stage entails a reduction in the pressure and temperature of the medium on the side of the vane which during the first process stage was connected to said pressure source (9).
SE2000170A 2020-11-02 2020-11-02 Machine for converting thermal energy pressurized in a medium into mechanical energy SE545742C2 (en)

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