IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0023568
(2011-03-01)
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등록번호 |
US-RE45396
(2015-03-03)
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발명자
/ 주소 |
- Müller, Norbert
- Akbari, Pejman
- Piechna, Janusz
- Iancu, Florin
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출원인 / 주소 |
- Board of Trustees of Michigan State University
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대리인 / 주소 |
Harness, Dickey & Pierce, P.L.C.
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인용정보 |
피인용 횟수 :
1 인용 특허 :
65 |
초록
▼
A wave rotor apparatus is provided. In another aspect of the present invention, a radial wave rotor includes fluid passageways oriented in a direction offset from its rotational axis. A further aspect of the present invention employs stacked layers of generally radial channels in a wave rotor. Moreo
A wave rotor apparatus is provided. In another aspect of the present invention, a radial wave rotor includes fluid passageways oriented in a direction offset from its rotational axis. A further aspect of the present invention employs stacked layers of generally radial channels in a wave rotor. Moreover, turbomachinery is located internal to a wave rotor in yet another aspect of the present invention. In yet another aspect of the present invention, a radial wave rotor has an igniter and fuel injector. Correctional passages are employed in still another aspect of the present invention wave rotor.
대표청구항
▼
1. An apparatus comprising: a wave rotor operably rotating about a rotor axis; the wave rotor including a first set of channels located substantially on a first plane, a second set of channels located substantially on a second plane and at least a third set of channels located substantially on at le
1. An apparatus comprising: a wave rotor operably rotating about a rotor axis; the wave rotor including a first set of channels located substantially on a first plane, a second set of channels located substantially on a second plane and at least a third set of channels located substantially on at least a third plane, the first, second, and third sets of channels each being in a stacked relationship offset along the rotor axis; and at least the majority of the channels having elongated flow directions outwardly radiating relative to the rotor axis, and certain sets of the channels operate in a different timing scheme. 2. The apparatus of claim 1 further comprising multiple channels located substantially on a fourth plane, the planes being substantially parallel to each other, openings of the channels on the first plane being circumferentially offset from those on the second plane. 3. The apparatus of claim 1 wherein at least a majority of the channels are radially offset from the rotor axis, and the first, second and third planes are substantially parallel. 4. The apparatus of claim 1 wherein all of the channels are substantially perpendicular to the rotor axis. 5. The apparatus of claim 1 wherein at least a majority of the channels have a straight elongated orientation. 6. The apparatus of claim 1 wherein at least a majority of the channels have a curved elongated orientation. 7. The apparatus of claim 1 wherein the channels on the first plane are made as a separate layer from the channels on the second plane, the layers being stacked upon each other and joined together in a coaxial manner. 8. The apparatus of claim 1 further comprising a fuel injector and igniter aligned with at least one of the channels in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 9. An apparatus comprising: a wave rotor having a plurality of fluid passageways, the wave rotor being rotatable about a rotor axis, the wave rotor having an internal surface defining an internal cavity; anda rotatable member located inside the internal cavity of the wave rotor, the member further comprising a plurality of fluid-impinging vanes rotatable about a member axis independent of the fluid passageways. 10. The apparatus of claim 9 wherein the member is a fluid compressor. 11. The apparatus of claim 9 wherein the member axis is angularly offset from the rotor axis. 12. The apparatus of claim 9 wherein the member axis is offset from the rotor axis by about 20-50 degrees, the vanes of the member being oriented in an outwardly radiating manner relative to the member axis. 13. The apparatus of claim 9 wherein the wave rotor is a radial wave rotor with its passageways being elongated in an orientation substantially radially offset relative to the rotor axis. 14. The apparatus of claim 9 further comprising: an internal end plate having at least one port, the internal end plate being located between the internal surface of the wave rotor and the member; andan external end plate having at least one port, the external end plate being located around an exterior surface of the wave rotor substantially coaxial with the rotor axis;the ports of the internal and external end plates selectively aligning with the wave rotor passageways depending upon the positioning of the wave rotor; andother portions of the internal and external end plates selectively blocking fluid entry and exit of the wave rotor passageways depending upon the positions of the wave rotor. 15. The apparatus of claim 9 further comprising: a rotatable turbine mechanically coupled to the member; anda turbine volute surrounding at least a portion of the turbine;wherein fluid first flows to the member, radially outward through the wave rotor passages, through the turbine volute and subsequently to the turbine. 16. The apparatus of claim 9 further comprising a fuel injector and igniter aligned with at least one of the passageways in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 17. An apparatus comprising: a radial wave rotor including a rotational axis and multiple fluid carrying channels angularly offset from the axis in a substantially radial manner;a radial compressor selectively in fluid communication with and being located inside the radial wave rotor; anda turbine;the compressor and radial wave rotor operably utilizing fluid to exchange energy from a high energy fluid state to a low energy fluid state, increasing both temperature and pressure of the low energy fluid state during fluid flow from the compressor to the radial wave rotor and then to the turbine, free of a collector and free of a diffuser. 18. The apparatus of claim 17 further comprising a mechanical coupling attaching the turbine to the radial compressor. 19. The apparatus of claim 18 further comprising a turbine volute surrounding at least a majority of the turbine. 20. The apparatus of claim 17 wherein the radial wave rotor includes some of the channels being located on a first plane which are a separate layer from some of the channels being located on a second plane, the layers being stacked upon each other in a coaxial manner. 21. An apparatus comprising a radial wave rotor including a rotational rotor axis and fluid carrying channels having fluid flow directions oriented substantially radial to the rotor axis, the radial wave rotor operably creating a compressed fluid-pressure wave, and a plurality of groups of channels adjacent each other being in a stacked relationship, the groups of channels being offset from each other along the rotor axis, and a fuel injector and igniter aligned with at least one of the channels in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 22. The apparatus of claim 21 further comprising a compressor located internal to the radial wave rotor, the compressor operably rotating around a compressor axis. 23. The apparatus of claim 22 wherein the compressor axis is angularly offset from the rotor axis. 24. The apparatus of claim 21 wherein at least a majority of the channels have a straight elongated orientation. 25. The apparatus of claim 21 wherein at least a majority of the channels have a curved elongated orientation. 26. The apparatus of claim 21 wherein an opening of each of the channels has a substantially square shape relative to the rotor axis. 27. The apparatus of claim 21 whereinAn apparatus comprising a radial wave rotor including a rotational rotor axis and fluid carrying channels having fluid flow directions oriented substantially radial to the rotor axis, the radial wave rotor operably creating a compressed fluid-pressure wave, and a plurality of groups of channels adjacent each other being in a stacked relationship, the groups of channels being offset from each other along the rotor axis, and an opening of each of the channels hashaving a substantially diamond shape relative to the rotor axis. 28. The apparatus of claim 21 further comprising a fuel injector and igniter aligned with at least one of the channels in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 29. The apparatus of claim 21 further comprising: a compressor;an internal end plate having at least one port, the internal end plate being located between an internal surface of the wave rotor and the compressor; andan external end plate having at least one port, the external end plate being located around an exterior surface of the wave rotor substantially coaxial with the rotor axis;the ports of the internal and external end plates selectively aligning with the wave rotor channels depending upon the positioning of the wave rotor. 30. The apparatus of claim 21 wherein fluid flows into the wave rotor at a subsonic speed. 31. The apparatus of claim 21 wherein the wave rotor acts as a refrigeration condenser. 32. The apparatus of claim 21 wherein the wave rotor is part of an aircraft jet engine. 33. The apparatus of claim 21further comprisingwherein the wave rotor acts as an active compression-decompression wave engine using centrifugal forces acting on fluid in the wave rotor to improve scavenging therein, the wave rotor generating torque during operation. 34. An apparatus comprising: a wave rotor having fluid flow paths, the wave rotor being rotatable about a rotor axis; anda compressor including fluid-contacting structures rotatable about a compressor axis;the compressor axis being angularly offset from the rotor axis, and the compressor operably supplying fluid to the wave rotor; andthe wave rotor being a radial wave rotor with its paths being elongated in an orientation substantially radially offset relative to the rotor axis. 35. The apparatus of claim 34 wherein the wave rotor is a radial wave rotor with its paths being elongated in an orientation substantially radially offset relative to the rotor axis. 36. The apparatus of claim 34 wherein the compressor axis is offset from the rotor axis by about 20-50 degrees. 37. The apparatus of claim 34 further comprising: an internal end plate having at least one port, the internal end plate being located between an internal surface of the wave rotor, defining an internal cavity, and the compressor; andan external end plate having at least one port, the external end plate being located around an exterior surface of the wave rotor substantially coaxial with the rotor axis;the ports of the internal and external end plates selectively aligning with the wave rotor paths depending upon the positioning of the wave rotor. 38. The apparatus of claim 34 wherein the compressor is rotatably located inside an internal cavity of the wave rotor. 39. A wave rotor apparatus comprising a surface defining an elongated channel being rotated around an axis, a shock wave of a flowing fluid moving through the channel, and a correctional passage located in the surface, the correctional passage being elongated and enclosed between an inlet and an outlet of the passagechannel, the correctional passage operably receiving a portion of the flowing fluid and changing flow characteristics of the shock wave in at least one operating condition; wherein the channel is part of a radial wave rotor, the channel being radially elongated in a direction offset from the axis. 40. The apparatus of claim 39 wherein the inlet and outlet of the correctional passage substantially face the same direction, and the correctional passage operably varies a rotational speed of the wave rotor to obtain a proper position of the shock wave. 41. An apparatus comprising: a wave rotor including multiple fluid-carrying passageways, each of the passageways having an inlet opening and an outlet opening; andat least one end plate including a fluid blocking section, and the end plate further including an elongated and diagonally angled port being in periodic alignment with at least one of the passageways to allow fluid flow between the port and aligned passageway, the port being elongated and diagonally angled across a peripheral surface of the end plate, the elongation direction of the port being angularly offset from a rotational axis of the wave rotor;a fluid compressor;a rotatable turbine mechanically coupled to the compressor; anda turbine volute surrounding at least a portion of the turbine;wherein fluid first flows to the compressor, radially outward through the wave rotor passages, through the turbine volute and subsequently to the turbine. 42. An apparatus comprising: a wave rotor including multiple fluid-carrying passageways, each of the passageways having an inlet opening and an outlet opening; andat least one end plate including a fluid blocking section, and the end plate further including a port defined by an edge at an internal face of the end plate, the edge of the port being elongated and diagonally angled port, the port being in periodic alignment with at least one of the passageways to allow fluid flow between the port and aligned passageway;wherein the passageways of the wave rotor are elongated in an outwardly radiating direction relative to a rotational axis of the wave rotor; andwherein the diagonally angled port is elongated larger than the corresponding opening of the wave rotor passageways and a section of the diagonally angled port is offset from the corresponding opening in all operating conditions. 43. The apparatus of claim 41 wherein fluid flows into the wave rotor at a subsonic speed and the passageways have a curve in their elongated directions. 44. An apparatus comprising: a radial wave rotor having a plurality of fluid passageways, the wave rotor being rotatable about a rotor axis with the passageways being elongated in an orientation substantially radially offset relative to the rotor axis, the wave rotor having an internal surface defining an internal cavity; andan electromagnetic generator located inside the cavity of the wave rotor. 45. The apparatus of claim 44 wherein the device is an electric motor. 46. An apparatus comprising: a wave rotor having a plurality of fluid passageways, the wave rotor being rotatable about a rotor axis, the wave rotor having an internal surface defining an internal cavity; andan electromagnetic device located inside the cavity of the wave rotor;wherein a central axis of the device is angularly offset from the rotor axis. 47. The apparatus of claim 46 wherein the wave rotor is a radial wave rotor with its passageways being elongated in an orientation substantially radially offset relative to the rotor axis. 48. The apparatus of claim 4446 wherein the device is an electric generator. 49. The apparatus of claim 1 wherein certain sets of the channels operate in a different timing scheme. 50. The apparatus of claim 21further comprisingwherein the radial wave rotor acts as an active compression-decompression wave engine using centrifugal forces acting on fluid in the wave rotor to improve compression therein, the wave rotor generating torque during operation. 51. The apparatus of claim 21further comprisingwherein the radial wave rotor acts as an active compression-decompression wave engine using the radial channel orientation in the wave rotor to improve scavenging therein, the wave rotor generating torque during operation. 52. A method of manufacturing a power generation assembly comprising: (a) creating a first member to include outwardly radiating fluid passageways and an internal cavity;(b) creating a second member to include fluid-contacting vanes;(c) orienting the second member substantially inside the cavity of the first member;(d) providing selective fluid communication between the first and second members;(e) allowing the first and second members to rotate independently of each other in at least one condition; and(f) utilizing shock waves inside the passageways of the first member to transfer energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid. 53. The method of claim 52 wherein the first member is a radial wave rotor and the second member is a compressor. 54. The method of claim 52 wherein the first member is a radial wave rotor with internal combustion. 55. The method of claim 52 further comprising aligning an internal combustion engine fuel injector and an igniter with at least one of the passageways. 56. The method of claim 52 further comprising connecting a rotatable turbine to the second member and flowing fluid to the members and thereafter to the turbine. 57. The method of claim 52 further comprising making the first member with stacked layers, with at least some of the layers each including an outwardly radiating set of the passageways, such that the outwardly radiating passageways are located on different parallel planes substantially perpendicular to a rotational axis of the first member. 58. The apparatus of claim 41 further comprisingAn apparatus comprising: a wave rotor including multiple fluid-carrying passageways, each of the passageways having an inlet opening and an outlet opening;at least one end plate including a fluid blocking section, and the end plate further including an elongated and diagonally angled port being in periodic alignment with at least one of the passageways to allow fluid flow between the port and aligned passageway, the port being elongated and diagonally angled across a peripheral surface of the end plate, the elongation direction of the port being angularly offset from a rotational axis of the wave rotor; and a fuel injector and igniter aligned with at least one of the passageways in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 59. The apparatus of claim 41 wherein at least a majority of the passageways have a straight elongated orientation. 60. The apparatus of claim 41further comprisingwherein the at least one end plate comprises an external end plate having a port which is elongated and diagonally angled across an internal surface of the external end plate, the wave rotor operably rotating between the external end platesplate and an internal end plate. 61. The apparatus of claim 41 further comprising: a fluid compressor;a rotatable turbine mechanically coupled to the compressor; anda turbine volute surrounding at least a portion of the turbine;wherein fluid first flows to the compressor, radially outward through the wave rotor passages, through the turbine volute and subsequently to the turbine. 62. The apparatus of claim 42 further comprising a fuel injector and igniter aligned with at least one of the passageways in at least one operating position, wherein the wave rotor utilizes shock waves to exchange energy from a high energy fluid to a low energy fluid, increasing both temperature and pressure of the low energy fluid, in an internal combustion engine. 63. The apparatus of claim 42 wherein at least a majority of the passageways have a straight elongated orientation. 64. The apparatus of claim 42further comprisingwherein the at least one end plate comprises an external end plate having a port which is elongated and diagonally angled across an internal surface of the external end plate, the wave rotor operably rotating between the external end platesplate and an internal end plate. 65. The apparatus of claim 42 further comprising: a fluid compressor;a rotatable turbine mechanically coupled to the compressor; anda turbine volute surrounding at least a portion of the turbine;wherein fluid first flows to the compressor, radially outward through the wave rotor passages, through the turbine volute and subsequently to the turbine. 66. An apparatus comprising: a wave rotor including a rotational axis and fluid passageways each being elongated in a substantially radial manner away from the axis;a fuel injector operably supplying fuel into the passageways;an igniter operably having access to the passageways to ignite the fuel therein; andat least one air inlet port located in an internal end plate operably allowing air to enter the passageways when aligned, an inlet port quantity being less than a quantity of the passageways. 67. The apparatus of claim 66 wherein the igniter is a spark plug elongated substantially parallel to the rotational axis. 68. The apparatus of claim 66 further comprising an electrical generator, each of the passageways having a curved segment to create torque to the wave rotor during flow scavenging which drives the generator. 69. The apparatus of claim 66 further comprising an external end plate including at least one port through which burned gases exit when the port is aligned with at least one of the passageways within which a fuel and air mixture is combusted, the internal and external end plates having annular walls between which the passageways rotate, the annular walls being concentric with each other and coaxial with the rotational axis, and the inlet and exit ports being located through the respective annular walls. 70. The apparatus of claim 66 further comprising at least a second wave rotor including a plurality of fluid passageways each being elongated in a substantially radial manner away from the rotational axis, one of the wave rotors being coaxially and longitudinally stacked on top of the other and both of the wave rotors rotating when there is combustion of the fuel therein. 71. The apparatus of claim 66, further comprising an automotive land vehicle at least partially powered by the wave rotor. 72. The apparatus of claim 66 wherein rotation of the wave rotor about the axis causes centrifugal force to act upon a combusted fuel and air mixture therein to improve scavenging and acceleration of fluid with each passageway. 73. An apparatus comprising: a radial wave rotor including substantially radially elongated channels each having a non-linear elongated configuration;an automotive land vehicle at least partially powered by the radial wave rotor;combusted fluid exiting an outer end of at least one of the channels while the radial wave rotor rotates; andan ignitor operably having access to at least one of the channels, a quantity of the channels being greater than an ignitor quantity. 74. The apparatus of claim 73 wherein the ignitor is a laser beam ignitor. 75. The apparatus of claim 73 wherein rotation of the wave rotor about an axis causes centrifugal force to act upon a combusted fuel and air mixture therein to improve scavenging and acceleration of fluid with each channel. 76. An apparatus comprising: a radial wave rotor including substantially radially elongated channels each having a non-linear elongated configuration;an automotive land vehicle at least partially powered by the radial wave rotor;combusted fluid exiting an outer end of at least one of the channels while the radial wave rotor rotates; andan external end plate including at least one port through which the combusted fluid exits when the port is aligned with at least one of the channels within which a fuel and air mixture is combusted, and an internal end plate having at least one entry port therethrough, the internal and external end plates having annular walls between which the channels rotate, the annular walls being coaxial with a rotational axis and the entry and exit ports being located through the respective annular walls. 77. The apparatus of claim 73 further comprising at least a second wave rotor including a plurality of fluid channels each being elongated in a substantially radial manner away from a rotational axis, one of the wave rotors being coaxially and longitudinally stacked on top of the other, and the wave rotors rotating during combustion of fuel therein. 78. The apparatus of claim 73 wherein the non-linear configuration is a curved shape in the elongated direction. 79. The apparatus of claim 73 further comprising an electric generator rotated by the radial wave rotor. 80. The apparatus of claim 73 wherein the wave rotor is a ceramic material. 81. The apparatus of claim 73 further comprising an internal end plate and an external end plate, each of the end plates including ports which are periodically aligned with the channels rotating therebetween, the port-to-channel alignment controlling fluid flow through the channels. 82. The apparatus of claim 73 further comprising a fresh air inlet centrally located adjacent a rotational axis of the radial wave rotor, upstanding stationary walls adjacent the inlet and internal to the wave rotor assisting in guiding the fresh air from the inlet to at least one entry port periodically aligned with inner ends of the channels. 83. The apparatus of claim 73 wherein the radial wave rotor acts as a supercharger for an internal combustion engine. 84. The apparatus of claim 73 further comprising a compressor, fluidicly connected to the wave rotor, being rotated by a shaft. 85. An apparatus comprising: a radial wave rotor including a rotational axis and fluid passageways radially extending on a plane located perpendicular to the rotational axis, the passageways having a curved shape when viewed in a true view to the plane;an internal end plate and an external end plate, each of the end plates including ports which are periodically aligned with the passageways operably rotating therebetween, port-to-passageway alignment controlling fluid flow through the passageways; anda fuel injector operably injecting fuel directly into the passageways. 86. The apparatus of claim 85 wherein the injector is adjacent the rotational axis. 87. The apparatus of claim 86 further comprising a spark plug emitting a spark into a hole in communication with at least one of the passageways, the spark plug being spaced away from the fuel injector. 88. The apparatus of claim 85 wherein the wave rotor is an automotive vehicle supercharger. 89. The apparatus of claim 85 further comprising an electrical generator rotated by the wave rotor. 90. The apparatus of claim 85 further comprising an automotive land vehicle at least partially powered by the wave rotor. 91. The apparatus of claim 85 further comprising at least a second wave rotor including a plurality of fluid passageways each being elongated in a substantially radial manner away from the axis, one of the wave rotors being coaxially and longitudinally stacked on top of the other of the wave rotors, and the wave rotors operably rotating during combustion of fuel therein. 92. The apparatus of claim 85 wherein burned gases exit the port in the external end plate when it is aligned with at least one of the passageways within which fuel and air mixture is combusted, the internal and external end plates having annular walls between which the passageways rotate, the annular walls being coaxial with the rotational axis, and the inlet and exit ports being located through the respective annular walls. 93. The apparatus of claim 85 wherein rotation of the wave rotor about the axis causes centrifugal force to act upon a combusted fuel and air mixture therein to improve scavenging and acceleration of fluid with each passageway. 94. The apparatus of claim 85 further comprising an external combustor in communication with at least one of the passageways of the radial wave rotor. 95. The apparatus of claim 85 further comprising a compressor in fluid communication with the passageways of the radial wave rotor. 96. The apparatus of claim 85 further comprising a fresh air inlet centrally located adjacent the rotational axis, and upstanding stationary walls located within the internal end plate assisting in guiding the fresh air from the inlet to at least one of the ports adjacent inner ends of the passageways. 97. An apparatus comprising: a wave rotor having an axis, the wave rotor further comprising at least two stacked layers of channels rotating about the axis;at least one inlet port located adjacent an end of each of the channels of at least one of the layers;at least one outlet port located adjacent an opposite end of each of the channels of at least one of the layers;pressure waves of combusted fluid moving toward ends of the channels containing the fluid adjacent the outlet port in at least one operating condition; anda wall between a channel in one of the layers and a channel in another of the layers including an aperture to allow access between the channels associated therewith. 98. The apparatus of claim 97 further comprising an ignitor accessible to at least some of the channels and causing combustion of the fluid in the channels, the aperture being a fire channel to assist with combustion between the associated channels connected by the aperture. 99. The apparatus of claim 97 wherein the wave rotor is a radial wave rotor with the channels each having a direction of elongation substantially radially extending away from the axis. 100. The apparatus of claim 97 further comprising an automotive vehicle powered by the wave rotor. 101. The apparatus of claim 97 wherein the aperture is an elongated slot and the wall is on a plane perpendicular to the axis. 102. An apparatus comprising a wave rotor including an axis and fluid carrying channels rotating about the axis, at least one of the channels comprising an elongated curved configuration between an inlet end and an outlet end, and the at least one of the channels further comprising an offset angled wall configuration adjacent the outlet end, a flat wall having a circular periphery, a plurality of the channels each having an internal surface defined by the flat wall, side walls each separating adjacent pairs of the channels and including the curved and offset configurations, the side walls upstanding from the flat wall and the walls rotating about the axis. 103. The apparatus of claim 102 wherein rotation of the wave rotor about the axis causes centrifugal force to act upon a combusted fuel and air mixture therein to improve scavenging and acceleration of fluid with each channel, and the wave rotor is a radial wave rotor that is part of an automotive vehicular engine. 104. An apparatus comprising: a first radial wave rotor including multiple fluid carrying channels; andat least a second radial wave rotor including multiple fluid carrying channels;the radial wave rotors being coaxially aligned and rotating at different speeds in at least one operating condition. 105. The apparatus of claim 104 wherein the channels of at least one of the radial wave rotors each have a curved elongated configuration. 106. The apparatus of claim 104 further comprising an electrical generator rotated by at least one of the wave rotors. 107. The apparatus of claim 104 further comprising an automotive land vehicle at least partially powered by at least one of the wave rotors. 108. The apparatus of claim 104 further comprising an internal end plate including at least one inlet port intermittently aligned with the channels of the first radial wave rotor, and an external end plate including at least one outlet port intermittently aligned with the channels of the first radial wave rotor, and centrifugal force acting on a combusted fuel and air mixture in the channels of the first radial wave rotor improving scavenging and acceleration of the mixture therein. 109. A method of using a radial wave rotor, the method comprising: (a) rotating the radial wave rotor around an axis;(b) flowing air to at least one inlet port;(c) outwardly flowing the air into elongated channels outwardly extending in a substantially radial direction relative to the axis, only when the channels are aligned with the at least one inlet port;(d) supplying fuel directly into the channels;(e) igniting the fuel inside the channels;(f) generating waves inside the channels due to pressure differences therein;(g) using centrifugal force to improve scavenging of the combusted air/fuel mixture within each channel; and(h) rotating an electric generator with rotation of the radial wave rotor. 110. The method of claim 109 further comprising rotating the electric generator by rotating the radial wave rotor connected to it, and the radial wave rotor is part of an automotive vehicular engine. 111. The method of claim 109 further comprising periodically exposing the channels to outlet and the at least one inlet ports to initiate compression and expansion waves that move through the channels, and dynamically exchanging pressure between high pressure and low pressure fluid utilizing unsteady pressure waves such that both compression and expansion are accomplished in the radial wave rotor. 112. The method of claim 109 further comprising rotating the channels along a plane perpendicular to the axis. 113. The method of claim 109 further comprising self-rotating the radial wave rotor by flowing the fluid therein against curved side walls defining each of the channels. 114. The method of claim 109 further comprising using metal material for the wave rotor and ducting burned gas from the wave rotor through an elongated duct. 115. A method of using a radial wave rotor, the method comprising: (a) rotating the radial wave rotor around an axis;(b) causing elongated channels of the radial wave rotor to rotate along a plane perpendicular to the axis;(c) using centrifugal force to improve outward scavenging of fluid within each channel;(d) periodically exposing the channels to outlet and inlet ports to initiate compression and expansion waves that move through the channels, and dynamically exchanging pressure between high pressure and low pressure fluid utilizing unsteady pressure waves such that both compression and expansion are accomplished in the radial wave rotor; and(e) using internal combustion of the fluid inside the channels of the radial wave rotor. 116. The method of claim 115 further comprising rotating a second radial wave rotor around the axis, the radial wave rotors being coaxially stacked against each other. 117. The method of claim 115 further comprising at least partially powering an automotive land vehicle by rotation of the radial wave rotor. 118. The method of claim 115 further comprising rotating an electric generator by rotating the radial wave rotor. 119. The method of claim 115 further comprising using the radial wave rotor as a vehicular supercharger. 120. The method of claim 115 further comprising injecting fuel directly into the channels. 121. The method of claim 115 further comprising compressing the fluid before it enters the radial wave rotor. 122. A method of using a wave rotor, the method comprising: (a) rotating the wave rotor about an axis so as to outwardly move combusting fluid between an inlet port and an outlet port within a rotating channel which is elongated perpendicular to the axis;(b) using centrifugal force to scavenge the combusting fluid within the rotating channel;(c) periodically exposing the rotating channel to the inlet and outlet ports to cause compression and expansion waves that move through the channel; and(d) supplying power to a land vehicle with the wave rotor. 123. The method of claim 122 further comprising providing electrical power with the wave rotor. 124. The method of claim 122 further comprising providing supercharger power with the wave rotor. 125. The method of claim 122 wherein the wave rotor comprises multiples of the channel which are each radially elongated perpendicular to the rotational axis of the wave rotor and on a common plane, and at least one of the channels having a curved elongated shape, and aligning an ignitor with at least one of the rotating channels. 126. The method of claim 122 wherein the channel is part of a first set of wave rotor channels, further comprising rotating a second set of wave rotor channels coaxially mounted in a stacked manner relative to the first set of channels, and injecting fuel directly into at least one of the rotating channels.
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