A gas generator has a first and a second piston disposed in, respectively, a first and a second fluid chamber and coupled to, respectively, a first and a second combustion chamber to be actuatable by combustion that expands the respective combustions chambers. The first and second fluid chambers receive liquid CO2 and the combustion chambers receive fuel and oxygen for combustion. The second piston is mechanically coupled to the first piston, such that combustion in the first and second combustion chambers pushes the liquid CO2 from the first and second fluid chambers to, respectively, the second and first combustion chambers while expelling, respectively, the combustion gases and vaporized CO2 (the mixed working fluid) from the first and second combustion chambers to an expander for generating power. The mixed working fluid is supplied to a closed reservoir, from where liquid CO2 is supplied back to the first and second fluid chambers.
F01K 25/10 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs utilisant des vapeurs particulières ces vapeurs étant froides, p. ex. ammoniac, gaz carbonique, éther
F01K 23/10 - Ensembles fonctionnels caractérisés par plus d'une machine motrice fournissant de l'énergie à l'extérieur de l'ensemble, ces machines motrices étant entraînées par des fluides différents les cycles de ces machines motrices étant couplés thermiquement la chaleur de combustion provenant de l'un des cycles chauffant le fluide dans un autre cycle le fluide à la sortie de l'un des cycles chauffant le fluide dans un autre cycle
A boundary-layer turbomachine coupled to a shaft for transmitting power, comprising a plurality of ducts, and a plurality of blades and/or one or more protrusions. The plurality of ducts are defined by duct walls configured to rotate about the longitudinal axis and are concentrically arranged thereabout to convey fluid between inlet and outlet ends. Flow inlets draw the fluid into the plurality of ducts at least partially azimuthally around the longitudinal axis towards the outlet end. The plurality of blades and/or one or more protrusions extend radially in the duct between opposing duct walls. The one or more protrusions may spirally extend at least partially along and around the longitudinal axis to induct fluid into the duct. Slots may be provided in duct walls for centrifugal separation of liquid phase. Systems and methods of generating power using a plurality of boundary-layer turbines, including without condensers, pumps, and/or compressors.
A gas generator has a first and a second piston disposed in, respectively, a first and a second fluid chamber and coupled to, respectively, a first and a second combustion chamber to be actuatable by combustion that expands the respective combustions chambers. The first and second fluid chambers receive liquid CO2 and the combustion chambers receive fuel and oxygen for combustion. The second piston is mechanically coupled to the first piston, such that combustion in the first and second combustion chambers pushes the liquid CO2 from the first and second fluid chambers to, respectively, the second and first combustion chambers while expelling, respectively, the combustion gases and vaporized CO2 (the mixed working fluid) from the first and second combustion chambers to an expander for generating power. The mixed working fluid is supplied to a closed reservoir, from where liquid CO2 is supplied back to the first and second fluid chambers.
F01K 25/00 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs
F01K 13/00 - Dispositions générales ou processus généraux de fonctionnement des installations complètes d'ensembles fonctionnels de machines à vapeur
F01K 27/00 - Ensembles fonctionnels transformant la chaleur ou l'énergie d'un fluide en énergie mécanique, non prévus ailleurs
F02G 5/02 - Utilisation de la chaleur perdue dans les gaz d'échappement
F01K 25/00 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs
F01K 13/00 - Dispositions générales ou processus généraux de fonctionnement des installations complètes d'ensembles fonctionnels de machines à vapeur
F01K 27/00 - Ensembles fonctionnels transformant la chaleur ou l'énergie d'un fluide en énergie mécanique, non prévus ailleurs
F02G 5/02 - Utilisation de la chaleur perdue dans les gaz d'échappement
5.
Apparatus and method of utilizing thermal energy using multi fluid direct contact hydraulic cycles
Apparatus for extracting useful work or electricity from low grade thermal sources comprising a chamber, a source of heated dense heat transfer fluid in communication with the chamber, a source of motive fluid in communication with the chamber, wherein the motive fluid comprises a liquid phase, a flow control mechanism cooperating with the source of heated dense heat transfer fluid and with the source of motive fluid to deliver said fluids into the chamber in a manner that said fluids come into direct contact with each other in the chamber to effect a phase change of the motive fluid from liquid to gas to increase the pressure within the chamber to yield pressurized fluids, and a work extracting mechanism in communication with the chamber that extracts work from the pressurized fluids by way of pressure let down.
F01K 27/00 - Ensembles fonctionnels transformant la chaleur ou l'énergie d'un fluide en énergie mécanique, non prévus ailleurs
F01K 13/00 - Dispositions générales ou processus généraux de fonctionnement des installations complètes d'ensembles fonctionnels de machines à vapeur
F03D 9/22 - Mécanismes moteurs à vent caractérisés par l’appareil entrainé l’appareil produisant de la chaleur
F03G 7/00 - Mécanismes produisant une puissance mécanique, non prévus ailleurs ou utilisant une source d'énergie non prévue ailleurs
F28C 3/08 - Autres appareils échangeurs de chaleur à contact direct les sources de potentiel calorifique étant un liquide et un gaz ou une vapeur avec changement d'état, p. ex. absorption, évaporation, condensation
A boundary-layer turbomachine coupled to a shaft for transmitting power, comprising a plurality of ducts, and a plurality of blades and/or one or more protrusions. The plurality of ducts are defined by duct walls configured to rotate about the longitudinal axis and are concentrically arranged thereabout to convey fluid between inlet and outlet ends. Flow inlets draw the fluid into the plurality of ducts at least partially azimuthally around the longitudinal axis towards the outlet end. The plurality of blades and/or one or more protrusions extend radially in the duct between opposing duct walls. The one or more protrusions may spirally extend at least partially along and around the longitudinal axis to induct fluid into the duct. Slots may be provided in duct walls for centrifugal separation of liquid phase. Systems and methods of generating power using a plurality of boundary-layer turbines, including without condensers, pumps, and/or compressors.
F01D 1/02 - "Machines" ou machines motrices à déplacement non positif, p. ex. turbines à vapeur avec des moyens stationnaires de guidage de fluide de travail et un rotor à ailettes ou de structure analogue
F01D 15/10 - Adaptations pour la commande des générateurs électriques ou combinaisons avec ceux-ci
F04D 17/16 - Pompes centrifuges pour déplacement sans compression notable
F04D 23/00 - Autres pompes rotatives à déplacement non positif spécialement adaptées aux fluides compressibles
A boundary-layer turbomachine coupled to a shaft for transmitting power, comprising a plurality of ducts, and a plurality of blades and/or one or more protrusions. The plurality of ducts are defined by duct walls configured to rotate about the longitudinal axis and are concentrically arranged thereabout to convey fluid between inlet and outlet ends. Flow inlets draw the fluid into the plurality of ducts at least partially azimuthally around the longitudinal axis towards the outlet end. The plurality of blades and/or one or more protrusions extend radially in the duct between opposing duct walls. The one or more protrusions may spirally extend at least partially along and around the longitudinal axis to induct fluid into the duct. Slots may be provided in duct walls for centrifugal separation of liquid phase. Systems and methods of generating power using a plurality of boundary-layer turbines, including without condensers, pumps, and/or compressors.
F01D 1/02 - "Machines" ou machines motrices à déplacement non positif, p. ex. turbines à vapeur avec des moyens stationnaires de guidage de fluide de travail et un rotor à ailettes ou de structure analogue
F01D 15/10 - Adaptations pour la commande des générateurs électriques ou combinaisons avec ceux-ci
F04D 17/16 - Pompes centrifuges pour déplacement sans compression notable
8.
Apparatus and method of utilizing thermal energy using multi fluid direct contact hydraulic cycles
Apparatus for extracting useful work or electricity from low grade thermal sources comprising a chamber, a source of heated dense heat transfer fluid in communication with the chamber, a source of motive fluid in communication with the chamber, wherein the motive fluid comprises a liquid phase, a flow control mechanism cooperating with the source of heated dense heat transfer fluid and with the source of motive fluid to deliver said fluids into the chamber in a manner that said fluids come into direct contact with each other in the chamber to effect a phase change of the motive fluid from liquid to gas to increase the pressure within the chamber to yield pressurized fluids, and a work extracting mechanism in communication with the chamber that extracts work from the pressurized fluids by way of pressure let down.
F01K 27/00 - Ensembles fonctionnels transformant la chaleur ou l'énergie d'un fluide en énergie mécanique, non prévus ailleurs
F03D 9/22 - Mécanismes moteurs à vent caractérisés par l’appareil entrainé l’appareil produisant de la chaleur
F01K 13/00 - Dispositions générales ou processus généraux de fonctionnement des installations complètes d'ensembles fonctionnels de machines à vapeur
F03G 6/00 - Dispositifs produisant une puissance mécanique à partir d'énergie solaire
F03G 7/00 - Mécanismes produisant une puissance mécanique, non prévus ailleurs ou utilisant une source d'énergie non prévue ailleurs
F03G 7/04 - Mécanismes produisant une puissance mécanique, non prévus ailleurs ou utilisant une source d'énergie non prévue ailleurs utilisant les différences de pression ou les différences thermiques existant dans la nature
F28C 3/08 - Autres appareils échangeurs de chaleur à contact direct les sources de potentiel calorifique étant un liquide et un gaz ou une vapeur avec changement d'état, p. ex. absorption, évaporation, condensation
9.
Process and system for extracting useful work or electricity from thermal sources
A process and system of extracting useful work or electricity from a thermal source, wherein heat energy from the thermal source is used in the form of a heated collection fluid; a first side of a heat exchanger is filled with a liquid or supercritical working fluid; fluid flow out of the first side of the heat exchanger is closed such that a fixed volume of the working fluid is maintained in the first side; the heated collection fluid flowed through a second side of the heat exchanger that is adjacent to the first side to affect a transfer of heat from the heated collection fluid to the fixed volume of the working fluid to raise its temperature and pressure; the pressurized working fluid is released from the first side of the heat exchanger upon the working fluid reaching a threshold state; a flow of the pressurized working fluid is directed to an expander capable of converting the kinetic energy of the pressurized working fluid into useful work or electricity; and the foregoing steps are repeated. A plurality of such operably coupled heat exchangers may be used in a manner such that the timing of the pressurized working fluid from each heat exchanger to the expander is offset.
F01K 27/00 - Ensembles fonctionnels transformant la chaleur ou l'énergie d'un fluide en énergie mécanique, non prévus ailleurs
F01K 25/08 - Ensembles fonctionnels ou machines motrices caractérisés par l'emploi de fluides énergétiques particuliers non prévus ailleursEnsembles fonctionnant selon un cycle fermé, non prévus ailleurs utilisant des vapeurs particulières
F03G 6/00 - Dispositifs produisant une puissance mécanique à partir d'énergie solaire
F01K 7/10 - Ensembles fonctionnels de machines à vapeur caractérisés par l'emploi de types particuliers de machines motricesEnsembles fonctionnels ou machines motrices caractérisés par un circuit de vapeur, un cycle de fonctionnement ou des phases particuliersDispositifs de commande spécialement adaptés à ces systèmes, cycles ou phasesUtilisation de la vapeur soutirée ou de la vapeur d'évacuation pour le réchauffage de l'eau d'alimentation caractérisés par la pression de sortie des machines motrices
F01K 7/32 - Ensembles fonctionnels de machines à vapeur caractérisés par l'emploi de types particuliers de machines motricesEnsembles fonctionnels ou machines motrices caractérisés par un circuit de vapeur, un cycle de fonctionnement ou des phases particuliersDispositifs de commande spécialement adaptés à ces systèmes, cycles ou phasesUtilisation de la vapeur soutirée ou de la vapeur d'évacuation pour le réchauffage de l'eau d'alimentation les machines motrices utilisant la vapeur à la pression critique ou hypercritique
F03G 6/06 - Dispositifs produisant une puissance mécanique à partir d'énergie solaire avec des moyens de concentration de l'énergie solaire
F03G 7/04 - Mécanismes produisant une puissance mécanique, non prévus ailleurs ou utilisant une source d'énergie non prévue ailleurs utilisant les différences de pression ou les différences thermiques existant dans la nature
H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
F02G 1/04 - Ensembles fonctionnels de moteurs à gaz chauds à déplacement positif du type à cycle fermé
A boundary layer turbine having a housing with an inlet that receives pressurized fluid, a rotatable shaft extending through the housing, nested cylindrical tubes of progressively wider diameter connected coaxially about the shaft wherein adjacent tubes define a cylindrical fluid passageway there-between that is in fluid communication with the inlet and an outlet, and at least one nozzle coupled to the inlet configured to direct the flow of fluid from the inlet into the plurality of passageways and against the plurality of tubes at an angle to a normal plane to the curvature of the plurality of tubes and at an angle to the longitudinal axis of the shaft, wherein the angled flow of fluid imparts rotation to the plurality of tubes and the shaft and flows towards the outlet where the fluid is discharged, and wherein the rotating shaft may be used to provide kinetic energy.
F01D 1/36 - "Machines" ou machines motrices à déplacement non positif, p. ex. turbines à vapeur caractérisées par un rotor non muni d'aubes, p. ex. comportant des trous forés utilisant le frottement du fluide
F04D 5/00 - Pompes avec flux circonférentiel ou transversal
F04D 17/16 - Pompes centrifuges pour déplacement sans compression notable
A flameless industrial air heater comprising: a combustion engine having a drive shaft and a combustion exhaust gas conduit to direct hot exhaust gases away from the engine; a mixing chamber having an air inlet and being in fluid communication with the exhaust gas conduit to mix the hot exhaust gasses with air flowing into the mixing chamber to produce a warmed air stream; and a compressor connected to the drive shaft and being driven thereby, the compressor being downstream of the mixing chamber to receive the warmed air stream and to pressurize the warmed air stream for delivery to applications requiring heating.
A flameless industrial air heater comprising: a combustion engine having a drive shaft and a combustion exhaust gas conduit to direct hot exhaust gases away from the engine; a mixing chamber having an air inlet and being in fluid communication with the exhaust gas conduit to mix the hot exhaust gasses with air flowing into the mixing chamber to produce a warmed air stream; and a compressor connected to the drive shaft and being driven thereby, the compressor being downstream of the mixing chamber to receive the warmed air stream and to pressurize the warmed air stream for delivery to applications requiring heating.
F01N 5/02 - Silencieux ou dispositifs d'échappement combinés ou associés à des dispositifs bénéficiant de l'énergie des gaz évacués les dispositifs utilisant la chaleur
F04B 17/05 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs particuliers qui les entraînent ou par leur adaptation à ceux-ci entraînées par des moteurs à combustion interne
F24H 3/04 - Appareils de chauffage d'air à circulation forcée l'air étant en contact direct avec l'agent chauffant, p. ex. élément chauffant électrique
13.
PROCESS AND SYSTEM FOR EXTRACTING USEFUL WORK OR ELECTRICITY FROM THERMAL SOURCES
A process and system of extracting useful work or electricity from a thermal source, wherein heat energy from the thermal source is used in the form of a heated collection fluid; a first side of a heat exchanger is filled with a liquid or supercritical working fluid; fluid flow out of the first side of the heat exchanger is closed such that a fixed volume of the working fluid is maintained in the first side; the heated collection fluid flowed through a second side of the heat exchanger that is adjacent to the first side to affect a transfer of heat from the heated collection fluid to the fixed volume of the working fluid to raise its temperature and pressure; the pressurized working fluid is released from the first side of the heat exchanger upon the working fluid reaching a threshold state; a flow of the pressurized working fluid is directed to an expander capable of converting the kinetic energy of the pressurized working fluid into useful work or electricity; and the foregoing steps are repeated. A plurality of such operably coupled heat exchangers may be used in a manner such that the timing of the pressurized working fluid from each heat exchanger to the expander is offset.
A boundary layer turbine comprising a housing having an inlet and an outlet, the inlet receives a flow of pressurized fluid; a shaft extending longitudinally through the housing and journaled for rotation about its longitudinal axis relative to the housing; a plurality of nested cylindrical tubes of progressively wider diameter arranged coaxially about the shaft and connected to the shaft, wherein adjacent tubes define a cylindrical fluid passageway there-between that is in fluid communication with the inlet and the outlet, thereby the plurality of tubes define a plurality of passageways; at least one nozzle coupled to the inlet configured to direct the flow of fluid from the inlet into the plurality of passageways and against the plurality of tubes at an angle to a normal plane to the curvature of the plurality of tubes and at an angle to the longitudinal axis of the shaft, wherein the angled flow of fluid imparts rotation to the plurality of tubes and the shaft and flows towards the outlet where the fluid is discharged, and wherein the rotating shaft may be used to provide kinetic energy.
F01D 1/34 - "Machines" ou machines motrices à déplacement non positif, p. ex. turbines à vapeur caractérisées par un rotor non muni d'aubes, p. ex. comportant des trous forés
F01D 1/36 - "Machines" ou machines motrices à déplacement non positif, p. ex. turbines à vapeur caractérisées par un rotor non muni d'aubes, p. ex. comportant des trous forés utilisant le frottement du fluide
F01D 25/24 - Carcasses d'enveloppeÉléments de la carcasse, p. ex. diaphragmes, fixations
brevets
