System and method for energy conversion by pressure wave and/or phase-exchange
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F03G-007/00
F25B-009/14
B01D-051/08
출원번호
US-0810469
(2011-07-19)
등록번호
US-9562522
(2017-02-07)
국제출원번호
PCT/IL2011/000569
(2011-07-19)
§371/§102 date
20130116
(20130116)
국제공개번호
WO2012/011096
(2012-01-26)
발명자
/ 주소
Agnon, Yehuda
Ramon, Guy
Dosoretz, Carlos
출원인 / 주소
Technion Research & Development Foundation Limited
인용정보
피인용 횟수 :
1인용 특허 :
24
초록▼
System and method for converting energy; the system comprising: an acoustic resonator; a phase-exchange device configured for forming across a section of said resonator a concentration gradient of a first substance in a gaseous medium contained by said resonator, to thereby generate a pressure wave
System and method for converting energy; the system comprising: an acoustic resonator; a phase-exchange device configured for forming across a section of said resonator a concentration gradient of a first substance in a gaseous medium contained by said resonator, to thereby generate a pressure wave within said resonator; and a conversion device for converting mechanical energy constituted by said pressure wave to non-mechanical energy.
대표청구항▼
1. A method of converting energy, comprising: supplying external concentration-difference energy to a gaseous medium by contacting said gaseous medium with a non-gaseous medium such that said gaseous medium flows through said non-gaseous medium to increase concentration of a first substance in said
1. A method of converting energy, comprising: supplying external concentration-difference energy to a gaseous medium by contacting said gaseous medium with a non-gaseous medium such that said gaseous medium flows through said non-gaseous medium to increase concentration of a first substance in said gaseous medium;generating a pressure wave from a portion of said concentration-difference energy; andconverting mechanical energy constituted by said pressure wave to non-mechanical energy. 2. The method according to claim 1, wherein said supplying said external concentration-difference energy comprises forming a concentration gradient of said first substance across a section of an acoustic resonator containing said gaseous medium and maintaining flux of said first substance along said gradient. 3. The method according to claim 2, further comprising forming also a temperature gradient across said section of said resonator. 4. The method of claim 2, wherein a fluid corresponding to said first substance is introduced into said resonator repeatedly or continuously to generate said pressure wave. 5. The method according to claim 4, wherein said section of said resonator is occupied by a sorbent medium wherein said concentration of said first substance in said gaseous medium is varied when said medium flows through said sorbent medium. 6. The method of claim 4, wherein said fluid is in a non-gaseous state. 7. The method of claim 4, wherein excess fluid is evacuated from said resonator at a pressure node of said pressure wave. 8. The method of claim 2, wherein said conversion of said mechanical energy is by a linear alternator. 9. The method of claim 2, wherein said conversion of said mechanical energy is devoid of moving parts. 10. The method of claim 2, wherein said conversion of said mechanical energy is by a capacitor, wherein said pressure wave dynamically varies an electrical capacitance of said capacitor. 11. The method of claim 2, wherein said conversion of said mechanical energy is by a thermoacoustic heat pump. 12. A method of refrigeration comprising executing the method according to claim 11 and using said heat pump for refrigeration. 13. The method of claim 1, wherein said non-mechanical energy comprises electrical energy. 14. A method of distributing electricity comprising executing the method according to claim 13 and distributing said electrical energy. 15. The method of claim 1, wherein said non-mechanical energy comprises thermal energy. 16. The method of claim 1, wherein said first substance is water vapor. 17. The method of claim 1, wherein said gaseous medium comprises air and water vapor. 18. The method of claim 1, wherein said first substance is other than water vapor. 19. A system for converting energy, comprising: an open acoustic resonator containing a gaseous medium;an aerosol device or an atomizer, supplying a first substance into said acoustic resonator as an influx of a jet of droplets or vapor of said first substance, forming across a section of said resonator a concentration gradient of said first substance in said gaseous medium, and generating a pressure wave within said resonator, wherein said gaseous medium flows through said jet of droplets or vapor of said first substance; anda conversion device converting mechanical energy constituted by said pressure wave to non-mechanical energy. 20. The system according to claim 19, further comprising a first heat-exchanger and a second heat-exchanger being at different temperatures and in thermal communication with opposite sides of said section of said resonator for forming also a temperature gradient across said section. 21. A refrigeration system, comprising the energy conversion system according to claim 20. 22. A system for generating electricity comprising the energy conversion system according to claim 19, wherein said non-mechanical energy comprises electrical energy. 23. A system for material separation, comprising: an open acoustic resonator receiving, through an inlet port, a fluid medium which is a mixture of at least a first substance and a second substance;a pressure wave driver generating a pressure wave in said resonator, to form within said resonator a region of high concentration of said first substance and a region of low concentration of said first substance;a fluid extraction member extracting said first substance from said region of high concentration out of said resonator; andat least one storage container for storing at least said first substance separated from said fluid medium;wherein said resonator is partially occupied by a sorbent medium, wherein said regions of high and low concentrations of said first substance are formed within said sorbent medium, and wherein said sorbent medium selectively sorbs said first substance. 24. The system according to claim 23, wherein said pressure wave driver comprises a thermoacoustic engine. 25. The system of claim 23, further comprising an energy conversion system converting phase-separation energy stored by said storage container. 26. The system of claim 23, wherein said first substance is water vapor. 27. The system of claim 23, wherein said fluid medium comprises air and water vapor. 28. The system of claim 23, wherein said first substance is other than water vapor. 29. The system according to claim 23, being a desalination system. 30. A system for generating electricity, comprising: an acoustic resonator containing a sorbent medium and a gaseous medium flowing through said sorbent medium;a supply element, supplying an influx of a first substance to said sorbent medium, causing a pressure wave to be generated within said resonator; anda conversion device converting mechanical energy constituted by said pressure wave to electrical energy. 31. A method of converting energy, comprising: supplying concentration-difference energy to a gaseous medium by contacting said gaseous medium with an adsorbent solid such that said gaseous medium flows through said adsorbent solid to increase concentration of a first substance in said gaseous medium;generating a pressure wave from a portion of said concentration-difference energy; andconverting mechanical energy constituted by said pressure wave to non-mechanical energy.
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이 특허에 인용된 특허 (24)
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