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公开(公告)号：US08443599B2
公开(公告)日：2013-05-21
申请号：US12439653
申请日：2007-02-21
CPC分类号： F25B9/145 , F25B2309/1405 , F25B2309/1416
摘要： A thermoacoustic apparatus capable of reducing the time elapsed until an acoustic wave is generated and improving the energy conversion efficiency significantly is provided. In order to solve the above-described issues, in a thermoacoustic apparatus 1 including a pair of heat exchangers 41 and 43 separately set on the high temperature side and on the low temperature side, a second stack 42 which is sandwiched between the heat exchangers 41 and 43 and which has a plurality of transmission paths in the inside, and a loop tube 2 provided with the heat exchangers 41 and 43 and the stack 42, the thermoacoustic apparatus converting acoustic energy generated in the loop tube 2 with an acoustic wave generator 3 to thermal energy by using the heat exchangers 41 and 43 and the stack 42, a narrow portion 21 in which the inner diameter is relatively reduced is disposed at a position at which the particle velocity of a standing wave generated in the loop tube 2 is in the vicinity of a maximum. Furthermore, in order to reduce the particle velocity, a branch tube 2e is connected at a position at which the particle velocity of a standing wave generated in the loop tube 2 is in the vicinity of a minimum.
摘要翻译： 提供了一种能够减少产生声波所经过的时间并显着提高能量转换效率的热声装置。 为了解决上述问题，在包括分别设置在高温侧和低温侧的一对热交换器41和43的热声装置1中夹在热交换器41之间的第二叠层42 和43，并且在内部具有多个传输路径，以及设置有热交换器41和43以及堆叠42的环管2，热声装置用声波发生器3转换在环管2中产生的声能 通过使用热交换器41和43以及堆叠体42的热能，将内径相对减小的狭窄部21设置在环管2中产生的驻波的粒子速度处于 附近最大。 此外，为了降低粒子速度，在环管2中产生的驻波的粒子速度为最小的位置处连接有分支管2e。
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公开(公告)号：US20100064680A1
公开(公告)日：2010-03-18
申请号：US12439653
申请日：2007-02-21
IPC分类号： F02G1/043
CPC分类号： F25B9/145 , F25B2309/1405 , F25B2309/1416
摘要： A thermoacoustic apparatus capable of reducing the time elapsed until an acoustic wave is generated and improving the energy conversion efficiency significantly is provided. In order to solve the above-described issues, in a thermoacoustic apparatus 1 including a pair of heat exchangers 41 and 43 separately set on the high temperature side and on the low temperature side, a second stack 42 which is sandwiched between the heat exchangers 41 and 43 and which has a plurality of transmission paths in the inside, and a loop tube 2 provided with the heat exchangers 41 and 43 and the stack 42, the thermoacoustic apparatus converting acoustic energy generated in the loop tube 2 with an acoustic wave generator 3 to thermal energy by using the heat exchangers 41 and 43 and the stack 42, a narrow portion 21 in which the inner diameter is relatively reduced is disposed at a position at which the particle velocity of a standing wave generated in the loop tube 2 is in the vicinity of a maximum. Furthermore, in order to reduce the particle velocity, a branch tube 2e is connected at a position at which the particle velocity of a standing wave generated in the loop tube 2 is in the vicinity of a minimum.
摘要翻译： 提供了一种能够减少产生声波所经过的时间并显着提高能量转换效率的热声装置。 为了解决上述问题，在包括分别设置在高温侧和低温侧的一对热交换器41和43的热声装置1中夹在热交换器41之间的第二叠层42 和43，并且在内部具有多个传输路径，以及设置有热交换器41和43以及堆叠42的环管2，热声装置用声波发生器3转换在环管2中产生的声能 通过使用热交换器41和43以及堆叠体42的热能，将内径相对减小的狭窄部21设置在环管2中产生的驻波的粒子速度处于 附近最大。 此外，为了降低粒子速度，在环管2中产生的驻波的粒子速度为最小的位置处连接有分支管2e。
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公开(公告)号：US20080110180A1
公开(公告)日：2008-05-15
申请号：US11662297
申请日：2005-04-22
CPC分类号： F02G1/02 , F02F3/003 , F25B9/145 , F25B2309/1403 , F25B2309/1405 , F25B2309/1416
摘要： A thermoacoustic device 1 for reliably generating standing and traveling waves, which have a large sound pressure, in a loop tube, has a loop tube 2 in which a working fluid is sealed; first stacks 3a, each of which has a plurality of communication paths 30 along a heat transportation direction and is provided between a first high-temperature side heat exchanger 4 and a first low-temperature side heat exchanger 5, which are provided in this loop tube 2; and a second stack 3b which has a plurality of communication paths 30 along a heat transportation direction and which is provided between a second high-temperature side heat exchanger 6 and a second low-temperature side heat exchanger 7, which are provided in the loop tube 2, and in the thermoacoustic device 1, self-excited standing and traveling waves are generated by heating the first high-temperature side heat exchanger 4, so that the second low-temperature side heat exchanger 7 is cooled by the standing and traveling waves. The first stacks 3a each provided between the first high-temperature side heat exchanger 4 and the first low-temperature side heat exchanger 5 are provided at a plurality of positions which are in the vicinities at which the phase of change in acoustic particle velocity is the same as the phase of change in sound pressure.
摘要翻译： 用于在环管中可靠地产生具有大声压的驻波和行波的热声装置1具有密封工作流体的环管2; 第一叠层3a，其沿着热传输方向具有多个连通路径30，并且设置在设置在该环路中的第一高温侧热交换器4和第一低温侧热交换器5之间 管2; 以及第二叠层3b，其具有沿着传热方向的多个连通路径30，并且设置在第二高温侧热交换器6和第二低温侧热交换器7之间， 管2，并且在热声装置1中，通过加热第一高温侧热交换器4产生自激式驻波和行波，从而第二低温侧热交换器7通过立起和行波来冷却 。 设置在第一高温侧热交换器4和第一低温侧热交换器5之间的第一堆叠3a设置在多个位置处，声波粒子速度的变化相位为 与声压变化相同。
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公开(公告)号：US20060185370A1
公开(公告)日：2006-08-24
申请号：US10550401
申请日：2004-03-10
CPC分类号： F25B9/145 , F25B2309/1403 , F25B2309/1405 , F25B2309/1416
摘要： The present invention is a cooling device, wherein cooling is effected by enclosing a working fluid in a conduit, which is formed by providing a looped tube formed by interconnecting both respective ends of a stack combining a hot heat exchanger with a cold heat exchanger and a stack combining a cooling heat exchanger with a cooling output heat exchanger and by providing at least one or more acoustic wave generators outside or/and inside the looped tube, and then generating a standing wave and traveling wave in the working fluid, with the present cooling device being primarily capable of markedly shortening the time until the start of generation of the standing wave and traveling wave and providing stable control.
摘要翻译： 本发明是一种冷却装置，其中冷却是通过将管道中的工作流体包围而形成的，该导管通过提供一个环形管而形成，该管状管通过将热交换器与冷热交换器组合的堆叠的两端相互连接而形成， 将冷却热交换器与冷却输出热交换器组合在一起，并且通过在环管内部或/或内部提供至少一个或多个声波发生器，然后在工作流体中产生驻波和行波，当前的冷却 装置主要能够显着地缩短开始产生驻波和行波的时间并提供稳定的控制。
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公开(公告)号：US08931286B2
公开(公告)日：2015-01-13
申请号：US11662252
申请日：2005-04-22
CPC分类号： F28D15/00 , F02G2243/54 , F25B9/145 , F25B2309/003 , F25B2309/1403 , F25B2309/1405 , F25B2309/1416
摘要： A thermoacoustic device 1 for improving heat exchange efficiency is provided which has a first stack 3a including stack constituent elements 3eL and 3eH laminated together, and a first high-temperature side heat exchanger 4 and a first low-temperature side heat exchanger 5, which are provided at two ends of the first stack 3a, in which a self-excited acoustic wave is generated by a temperature difference between the first high-temperature side heat exchanger 4 and the first low-temperature side heat exchanger 5 and is then converted to thermal energy in a stack 3b provided between a second high-temperature side heat exchanger 6 and a second low-temperature side heat exchanger 7. Between the first high-temperature side heat exchanger 4 and the first low-temperature side heat exchanger 5, and between the second high-temperature side heat exchanger 6 and the second low-temperature side heat exchanger 7, a stack constituent element 3eL having a low thermal conductivity, a stack constituent element 3eH having a high thermal conductivity, and a stack constituent element 3eL having a low thermal conductivity are provided in that order.
摘要翻译： 提供了一种用于提高热交换效率的热声装置1，其具有包括层叠在一起的堆叠构成元素3eL和3eH的第一堆叠3a和第一高温侧热交换器4和第一低温侧热交换器5， 设置在第一堆叠3a的两端，其中通过第一高温侧热交换器4和第一低温侧热交换器5之间的温差产生自激式声波，然后将其转换成热 设置在第二高温侧热交换器6和第二低温侧热交换器7之间的堆3b的能量。在第一高温侧热交换器4和第一低温侧热交换器5之间， 第二高温侧热交换器6和第二低温侧热交换器7，具有低导热性的堆叠构成元件3eL，堆叠成分 具有高导热性的元件3eH和具有低导热性的叠层构成元件3eL以该顺序提供。
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公开(公告)号：US08806875B2
公开(公告)日：2014-08-19
申请号：US11662253
申请日：2005-04-22
CPC分类号： F25B9/145 , F02G2243/52 , F02G2243/54 , F25B2309/1402 , F25B2309/1403 , F25B2309/1404 , F25B2309/1405 , F25B2309/1416
摘要： There is provided a thermoacoustic device 1 which has in a loop tube 2, a first stack 3a between a first high-temperature side heat exchanger 4 and a first low-temperature side heat exchanger 5, and a second stack 3b provided between a second high-temperature side heat exchanger 6 and a second low-temperature side heat exchanger 7, so that heat at the first stack side is prevented from being transported to the second stack side even when a large acoustic wave is generated in the tube. In the device, self-excited standing and traveling waves are generated by heating the first high-temperature side heat exchanger 4, and by the standing and traveling waves, the second low-temperature side heat exchanger 7 is cooled. a piezoelectric film 81 is provided to suppress an acoustic streaming and/or a direct-current type flow of a working fluid.
摘要翻译： 提供了一种热声装置1，其在环管2中，在第一高温侧热交换器4和第一低温侧热交换器5之间的第一堆叠3a和设置在第二高温侧热交换器5之间的第二堆叠3b 温度侧热交换器6和第二低温侧热交换器7，使得即使在管内产生大的声波，也能够防止第一堆叠侧的热被输送到第二堆叠侧。 在该装置中，通过加热第一高温侧热交换器4而产生自激站立和行波，并且通过立起和行波，第二低温侧热交换器7被冷却。 提供压电膜81以抑制工作流体的声流和/或直流型流。
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公开(公告)号：US20080060364A1
公开(公告)日：2008-03-13
申请号：US11662253
申请日：2005-04-22
IPC分类号： F25B9/00
CPC分类号： F25B9/145 , F02G2243/52 , F02G2243/54 , F25B2309/1402 , F25B2309/1403 , F25B2309/1404 , F25B2309/1405 , F25B2309/1416
摘要： A thermoacoustic device 1 is provided which has in a loop tube 2, a first stack 3a provided between a first high-temperature side heat exchanger 4 and a first low-temperature side heat exchanger 5, and a second stack 3b provided between a second high-temperature side heat exchanger 6 and a second low-temperature side heat exchanger 7, so that heat at the first stack side is prevented from being transported to the second stack side even when a large acoustic wave is generated in the tube. In the above device, self-excited standing and traveling waves are generated by heating the first high-temperature side heat exchanger 4, and by the standing and traveling waves, the second low-temperature side heat exchanger 7 is cooled. As a heat transportation suppression means 80 which suppresses heat transportation from the first stack 3a to the second stack 3b side, a piezoelectric film 81, an acoustic wave generator 82, or a Helmholtz resonator 83 is provided to suppress an acoustic streaming and/or a direct-current type flow, such as convection, of a working fluid.
摘要翻译： 提供一种热声装置1，其在环管2中，设置在第一高温侧热交换器4和第一低温侧热交换器5之间的第一堆叠3a和设置在第一高温侧热交换器4之间的第二堆叠3b 第二高温侧热交换器6和第二低温侧热交换器7，从而即使在管内产生大的声波也能够防止第一堆叠侧的热被输送到第二堆叠侧。 在上述装置中，通过加热第一高温侧热交换器4产生自激站立和行波，并且通过立起和行波，第二低温侧热交换器7被冷却。 作为抑制从第一堆叠体3a向第二堆叠体3b侧的热传递的传热抑制机构80，设置压电膜81，声波发生器82或亥姆霍兹共振器83，以抑制声流和/ 或工作流体的直流型流（例如对流）。
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公开(公告)号：US20070193281A1
公开(公告)日：2007-08-23
申请号：US10594278
申请日：2005-03-23
IPC分类号： F25B9/00
CPC分类号： F25B9/14 , F25B2309/003 , F25B2309/1403 , F25B2309/1404 , F25B2309/1405 , F25B2309/1415 , F25B2309/1416 , Y10T137/0391
摘要： In a thermoacoustic apparatus including a loop tube, a standing wave and a traveling wave are generated rapidly and, thereby, heat exchange is performed rapidly and efficiently. The thermoacoustic apparatus includes a first stack 3a sandwiched between a first high-temperature-side heat exchanger 4 and a first low-temperature-side heat exchanger 5 and a second stack 3b sandwiched between a second high-temperature-side heat exchanger 6 and a second low-temperature-side heat exchanger 7 in the inside of a loop tube 2. An acoustic wave is generated through self excitation by heating the first high-temperature-side heat exchanger 4, and the second low-temperature-side heat exchanger 7 is cooled by a standing wave and a traveling wave. The loop tube is configured to include a plurality of linear tube portions 2a along the vertical direction and connection tube portions 2b shorter than the linear tube portions 2a, and the first stack 3a is disposed in the longest linear tube portion 2a.
摘要翻译： 在包括环管的热声装置中，快速地产生驻波和行波，从而快速有效地进行热交换。 热声装置包括夹在第一高温侧热交换器4和第一低温侧热交换器5之间的第一叠层3和夹在第二高温侧热交换器6之间的第二叠层3b 和环管2的内部的第二低温侧热交换器7。 通过加热第一高温侧热交换器4，通过自激发生声波，第二低温侧热交换器7被驻波和行波冷却。 环管被配置为沿着垂直方向包括多个线性管部分2a和比直线管部分2a短的连接管部分2b，并且第一堆叠体3a设置在最长的直管部分2a中 。
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公开(公告)号：US07603866B2
公开(公告)日：2009-10-20
申请号：US10594275
申请日：2005-03-23
IPC分类号： F25B9/00
CPC分类号： F25B9/145 , F25B9/10 , F25B9/14 , F25B2309/1403 , F25B2309/1405 , F25B2309/1411 , F25B2309/1416
摘要： In order to reduce the time until an acoustic wave is generated and perform heat exchange smoothly in a stack, a thermoacoustic apparatus 1 includes a first stack 3a sandwiched between a first high-temperature-side heat exchanger 4 and a first low-temperature-side heat exchanger 5 and a second stack 3b sandwiched between a second high-temperature-side heat exchanger 6 and a second low-temperature-side heat exchanger 7 in the inside of a loop tube 2, wherein a standing wave and a traveling wave are generated through self excitation by heating the first high-temperature-side heat exchanger 4, the second low-temperature-side heat exchanger 7 is cooled by the standing wave and the traveling wave, or/and a standing wave and a traveling wave are generated by cooling the first low-temperature-side heat exchanger 5, and the second high-temperature-side heat exchanger 6 is heated by the standing wave and the traveling wave. The standing wave and the traveling wave are generated in the state in which helium having a high sound velocity, a small Prandtl number, and a small specific gravity is enclosed in the loop tube and, thereafter, argon having a low sound velocity, a large Prandtl number, and a small specific gravity is injected.
摘要翻译： 为了减少产生声波的时间，并且在堆叠中平滑地进行热交换，热声装置1包括夹在第一高温侧热交换器4和第一低温侧 热交换器5和夹在环管2内部的第二高温侧热交换器6和第二低温侧热交换器7之间的第二堆3b，其中产生驻波和行波 通过加热第一高温侧热交换器4进行自激励，第二低温侧热交换器7被驻波，行波或/和驻波，行波冷却， 冷却第一低温侧热交换器5，第二高温侧热交换器6被驻波和行波加热。 在具有高声速，小普朗特数和小比重的氦被包围在环管中的状态下产生驻波和行波，此后产生具有低声速，大 普朗特数，注射比重小。
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公开(公告)号：US07404296B2
公开(公告)日：2008-07-29
申请号：US10550401
申请日：2004-03-10
IPC分类号： F25B9/00
CPC分类号： F25B9/145 , F25B2309/1403 , F25B2309/1405 , F25B2309/1416
摘要： The present invention is a cooling device, wherein cooling is effected by enclosing a working fluid in a conduit, which is formed by providing a looped tube formed by interconnecting both respective ends of a stack combining a hot heat exchanger with a cold heat exchanger and a stack combining a cooling heat exchanger with a cooling output heat exchanger and by providing at least one or more acoustic wave generators outside or/and inside the looped tube, and then generating a standing wave and traveling wave in the working fluid, with the present cooling device being primarily capable of markedly shortening the time until the start of generation of the standing wave and traveling wave and providing stable control.
摘要翻译： 本发明是一种冷却装置，其中冷却是通过将管道中的工作流体包围而形成的，该导管通过提供一个环形管而形成，该管状管通过将热交换器与冷热交换器组合的堆叠的两端相互连接而形成， 将冷却热交换器与冷却输出热交换器组合在一起，并且通过在环管内部或/或内部提供至少一个或多个声波发生器，然后在工作流体中产生驻波和行波，当前的冷却 装置主要能够显着地缩短开始产生驻波和行波的时间并提供稳定的控制。
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