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Combined Heat And Power patents

      

This page is updated frequently with new Combined Heat And Power-related patent applications.




 Combined heat and power system with electrical and thermal energy storage patent thumbnailCombined heat and power system with electrical and thermal energy storage
A combined heat and power system and method, the system including a generator configured to generate power, a power storage configured to store and discharge power generated by the generator, an exhaust conduit configured to receive exhaust from the generator, a waste heat recovery unit (whru) disposed in thermal communication with the exhaust conduit and configured to heat a fluid by transferring heat from the exhaust to the fluid, a tank configured to store the fluid heated by the whru, a transfer conduit configured to circulate the fluid between the whru and the tank, and an evaporator configured to evaporate liquid carbon dioxide using heat recovered from the exhaust.. .
Pasteurization Technology Group, Inc.


 Thermal management of fuel cell units and systems patent thumbnailThermal management of fuel cell units and systems
Various designs and configurations of and methods of operating fuel cell units, fuel cell systems and combined heat and power systems are provided that permit efficient thermal management of such units and systems to improve their operation.. .
Watt Fuel Cell Corp.


 Combined renewable energy and compressed gas energy storage and generator microgrid system using reciprocating piezoelectric generators patent thumbnailCombined renewable energy and compressed gas energy storage and generator microgrid system using reciprocating piezoelectric generators
A combined heat and power system, namely a portable combined heat and power microgrid system with the capacity to convert air to electricity, since the system imparts excess energy derived from multiple electrical energy sources, namely renewables or other sources of electrical supply like gas-induced electrical generation, to produce and store energy as compressed heat that is then redirected to generate reciprocating energy utilizing a barrel housing or setting to promote direct kinetic energy transfer method onto an array of rowed piezoelectric generators that use sequential direct kinetic energy transference to produce electricity and store it in a second electrical storage unit that can be interconnected to the operational electrical storage unit to not only promote redirect electrical flow during peak or off-peak to extend systemic operations but also to promote high volumes of energy from multiple energy sources for electric user purposes, enabling communication with high density energy when stored.. .

 Electric power peak-shaving and combined heat and power waste heat recovery device and operation method thereof patent thumbnailElectric power peak-shaving and combined heat and power waste heat recovery device and operation method thereof
The invention relates to an electric peaking combined heat and power (chp) waste heat recovery device and an operating method thereof. The device comprises an inner power plant portion and a heat exchange station portion, wherein the inner power plant portion comprises a heat exchanger, a waste heat recovery electric heat pump, an energy-storing electric heat pump, high/low temperature water storing tanks, a heating network heater, a valve and a circulating water pump; the heat exchange station portion mainly comprises high/low temperature water storing tanks, an electric heat pump, a heat exchanger, a valve and a circulating water pump; as for the operating method of the device, the device can operate in periods of an electrical load trough, an electrical load flat and an electrical load peak respectively through combination of different valve switches, the high temperature water storing tank is used for balancing the difference between system heat supply amount and heating load, the low temperature water storing tank is used for stabilizing steam exhaust waste heat recovery amount, thereby, the problem that the electricity generation peaking capacity is limited due to mutual coupling of electricity generation and heat supply in traditional operating modes of ‘heat determines electricity’ is solved, a chp unit can participate in power grid load regulation, the power grid regulating capacity can be improved so as to deal with the condition of constantly increasing of electrical load trough-to-peak difference, and the absorptive capacity of a power grid for wind power generation can be improved so as to reduce phenomena of ‘fan suspending’..
Tsinghua University


 Combined heat and power system patent thumbnailCombined heat and power system
A combined heat and power system includes a liquid-cooled internal combustion engine, an air-cooled alternator, an air-to-water heat exchanger, and a coolant-to water heat exchanger. The liquid-cooled internal combustion engine includes a liquid cooling system configured to cool the engine with coolant thereby heating the coolant.
Briggs & Stratton Corporation


 Steam accumulator comprising a latent heat accumulator and a steam thermocompressor patent thumbnailSteam accumulator comprising a latent heat accumulator and a steam thermocompressor
The present invention relates to a method for decoupling the provision of electricity and high-pressure steam of a combined heat and power plant which has the primary purpose of providing process steam, i.e. Which is heat-led..
Currenta Gmbh & Co. Ohg


 Method and plant for co-generation of heat and power patent thumbnailMethod and plant for co-generation of heat and power
A method of operating a combined heat and power plant (10) (chp plant) is provided. The chp plant (10) includes a hot flue gas generator (12) generating hot flue gas which is then cooled in a sequence of cooling steps to recover heat and to generate steam in a heat recovery steam generator (16) (hrsg).
Sasol Technology Proprietary Limited


 Poison-resistant catalyst and systems containing same patent thumbnailPoison-resistant catalyst and systems containing same
A poison-resistant catalytic converter includes a washcoat having a support material comprised of titania and/or silica and a plurality of platinum group metal particles disposed in the support material. The washcoat is disposed on a substrate having a plurality of cells that define respective apertures.
Tecogen Inc.


 Method and plant for co-generation of heat and power patent thumbnailMethod and plant for co-generation of heat and power
A method of operating a combined heat and power plant (10) (chp plant) includes generating hot flue gas in a hot flue gas generator (12) and cooling the hot flue gas in a sequence of cooling steps to recover heat and to generate steam in a heat recovery steam generator (16) (hrsg). The hrsg (16) includes an hp steam evaporator (26) downstream of the hot flue gas generator (12) in which hp steam is generated and in which the hot flue gas is cooled, at least one hp steam superheater (20, 22) between the hot flue gas generator (12) and the hp steam evaporator (26) in which at least hp steam from the hp steam evaporator is superheated and in which the hot flue gas is cooled, and an mp steam superheater (24) upstream of the hp steam evaporator (26) in which mp steam is superheated by the hot flue gas and in which hot flue gas is cooled..
Sasol Technology Proprietary Limited


 Method and plant for co-generation of heat and power patent thumbnailMethod and plant for co-generation of heat and power
A method of operating a combined heat and power plant (10) (chp plant) includes generating hot flue gas and cooling the hot flue gas in a sequence of cooling steps to recover heat and to generate steam in a heat recovery steam generator (16) (hrsg). The hrsg (16) includes an lp steam evaporator (36) designed to generate steam at least over a pressure range of from 2 bar(g) to 18 bar(g) so that either lp steam or mp steam can selectively be generated by the lp steam generator (36), thereby to cool the hot flue gas, and an mp steam superheater (24) upstream of the lp steam evaporator (36) to superheat mp steam in heat exchange with the hot flue gas thereby to cool the hot flue gas.
Sasol Technology Proprietary Limited


Dispatch controller for an energy system

A method and apparatus is provided to optimize the performance of energy resources interconnected in an energy system to provide an economic benefit to a customer. A dispatch controller and method of operation therefor provides for delivery of power from a number of energy resources to ensure acceptable operation of all components of the energy system while compensating for short-term fluctuations of loads or power generation from renewable resources.
Robert Bosch Gmbh

Pressureless heat storage device for water temperatures over 100 °c

A heat storage device for storing and providing heat energy accruing with the power generation by means of a fluid, includes at least a first and a second chamber. The first chamber is disposed above the second chamber and a conduit disposed substantially in the chambers connects an upper region of the first chamber to a lower region of the second chamber, such that in operation there are no temperature differences and thus also no buoyancy forces between end points of the conduit.

Combined heat and power system

A combined heat and power system comprising an electric power generator configured to receive gaseous fuel and output electricity at a voltage level to an electrical grid and hot exhaust, a heat exchanger comprising a water input line, a water output line and a heat exchanger coil connecting the water input line and the water output line, wherein the heat exchanger coil is thermally adapted to the hot exhaust and a blower configured for selectively drawing ambient air to be mixed with the hot exhaust, whereby when hot water is demanded, the blower is not enabled and when hot water is not demanded, the blower is turned on to draw ambient air that is mixed with the hot exhaust such that the temperature of the hot exhaust can be reduced.. .

Humid air turbine power, water extraction, and refrigeration cycle

Various embodiments relate to combined heat and power (chp) systems. A chp system can include a turbine system, a turbocharger system, and a refrigeration system.
University Of Florida Research Foundation, Inc.

Combined heat and power system

A chp system includes a combustor as a heat source, a rankine cycle apparatus, a second heat exchanger, and a thermal fluid flow path. The rankine cycle apparatus includes, as an evaporator, a first heat exchanger that absorbs thermal energy from combustion gas (thermal fluid).
Panasonic Intellectual Property Management Co., Ltd.

Combined heat and power system for greenhouse carbon dioxide enrichment with unified transmission pipes for hot water and carbon dioxide

A combined heat and power system for greenhouse carbon dioxide enrichment purifies carbon dioxide from exhaust gas of the combined heat and power system generating and supplying power and heat by combusting fuel and supplies the purified carbon dioxide to a greenhouse. The combined heat and power system includes a unified pipe system configured to simultaneously transmit hot water and carbon dioxide through a single pipe by dissolving the purified carbon dioxide in a heat transmission medium, a storage system configured to store the carbon dioxide transmitted to demand destinations along with the hot water, and supply unit configured to supply the carbon dioxide transmitted to and stored in the demand destinations depending on a heat and carbon dioxide load condition of a demand destination..
Korea Institute Of Energy Research

Combined heat and power system

A chp system includes a combustor (heat source), a rankine cycle apparatus, and a second heat exchanger. The rankine cycle apparatus includes, as an evaporator, a first heat exchanger that absorbs thermal energy produced in the combustor.
Panasonic Intellectual Property Management Co., Ltd.

Evaporator, rankine cycle apparatus, and combined heat and power system

An evaporator which heats working fluid with high-temperature fluid to evaporate the working fluid includes: a working fluid channel which is arranged in a flow direction of the high temperature fluid and through which the working fluid flows; and a temperature sensor which is provided for the working fluid channel. A part of the working fluid channel is exposed to outside of a housing of the evaporator, and the temperature sensor is provided in the part of the working fluid channel exposed to the outside of the housing of the evaporator in a region other than an inlet of the working fluid channel into which the working fluid flows from the outside of the evaporator and other than an outlet of the working fluid channel through which the working fluid flows out of the evaporator.
Panasonic Intellctual Property Management Co., Ltd

Rankine cycle apparatus and combined heat and power system

A rankine cycle apparatus includes a pump, an evaporator, an expander, and a condenser. The evaporator has a plurality of heat transfer tubes arranged in rows in a flow direction of a high-temperature fluid to be heat-exchanged with a working fluid.
Panasonic Intellectual Property Management Co., Ltd.

Dry anaerobic composting facility

Disclosed is a dry anaerobic composting facility. More specifically, disclosed is a dry anaerobic composting facility which mixes organic waste with a water controller by a pre-treatment unit, followed by pressing, grinding and substitution to convert the organic waste into an anaerobic substance, continuously subjects the anaerobic compound to fermentation, mixing/grinding, transport and discharge using an agitator by an anaerobic fermentation unit to improve production of compost, ages the produced compost by a post-aging unit to provide high-quality compost, and collects biogas produced by the anaerobic fermentation unit and uses the biogas as an energy source of a self-generator or a combined heat and power generator, to realize energy self-generation..

Combined heat and power system

A combined heat and power system according the present disclosure includes a rankine cycle apparatus including an evaporator that heats a working fluid by heat exchange between the working fluid and a heat source medium, an expansion machine that converts expansion power of the working fluid into rotational power, and a condenser that cools the working fluid by heat exchange between the working fluid and a heat medium, and a thermal circuit for using the heat medium heated by the condenser. An expansion volume ratio of the expansion machine is equal to or less than an expansion ratio in a theoretical rankine cycle determined based on a state of a temperature and a pressure of the working fluid at a discharge port of the expansion machine and a state of a temperature and a pressure of the working fluid at a suction port of the expansion machine..

Bovine or equine water jacket and combined heat and power cogeneration system

Large size livestock animal, such as cow and horse, emits significant heat energy all time. A special device of water jacket works both as animal clothes and thermal collector.

Combined heat and power system

A chp system includes a combustor (heat source), a rankine cycle apparatus, and a second heat exchanger. The rankine cycle apparatus includes, as an evaporator, a first heat exchanger that absorbs thermal energy produced in the combustor.
Panasonic Intellectual Property Management Co., Ltd.

Rankine cycle apparatus, combined heat and power system, and rankine cycle apparatus operation method

A rankine cycle apparatus includes a pump, an evaporator, an expander, a condenser, and an internal heat exchanger. The internal heat exchanger allows heat exchange to take place between a working fluid discharged from the expander and a working fluid discharged from the pump.
Panasonic Intellectual Property Management Co., Ltd.

Integrated engine exhaust and heat process flexible and low emissions combined heat and power process and system

The invention provides systems and methods for electric power production and integrated combustion and emissions control. The invention may include an engine capable of receiving air and fuel, and producing power and an engine exhaust gas.
Altex Technologies Corporation

Micro-combined heat and power heat pump defrost procedure

Systems and methods are disclosed that may include recovering heat from a generator to defrost the heat exchanger by passing a heat transfer fluid from the generator through a recovery heat exchanger that is configured to promote heat transfer between the heat transfer fluid and a refrigerant flowing therethrough, reducing a restriction of the refrigerant, reducing an airflow through the heat exchanger, and delivering the heated refrigerant to the heat exchanger. Systems and methods may also include recovering heat from an exhaust of the generator to deter the formation of frozen condensate on the outdoor heat exchanger by diverting at least a portion of a hot exhaust fluid discharged by the generator onto the outdoor heat exchanger..
Trane International Inc.

Environmentally friendly and high efficiency solid fuel production method using high-water-content organic waste, and combined heat and power system using same

The present invention relates to an environmentally friendly and high efficiency solid fuel production method using high-water-content organic waste, and, more specifically, relates to a solid fuel production method using high-water-content organic waste, the method comprising: (a) a waste mixing step in which high-water-content organic waste and municipal waste are introduced into a fe-based reactor and mixed; (b) a hydrolysis step in which high temperature steam is added to the reactor and the mixture of organic waste and municipal waste is placed under pressure and is then stirred in the pressurized state so as to hydrolyse the mixture; (c) a pressure-reducing step in which the steam in the reactor is discharged and the inside of the reactor is rapidly reduced in pressure and left to stand in such a way as to give the organic waste from step (b) a low molecular weight or in such a way as to enlarge the specific surface area of the municipal waste from step (b) and thereby break apart same; (d) a vacuum or differential pressure step in which the reactor is placed under vacuum or differential pressure, and the water content of the reaction product from step (c) is removed; and (e) a solid-fuel forming step in which the reaction product from step (d) is subjected to natural drying and compression moulding so as to produce a solid fuel having a water content of between 10 and 20%.. .

Combined power and heating station

A combined heat and power plant has at least one primary heat source thermally connected to a heat distribution network for heat energy via one or more primary heat exchangers. At least one secondary heat source is thermally connected to one or more energy converters arranged to, when an amount of heat energy is supplied from the at least one secondary heat source, generate an amount of electrical energy for an internal electricity distribution network in the combined heat and power plant.
Viking Heat Engines As

Method for operating a combined heat and power device, combined heat and power device and use of a lubricant

This disclosure relates to a method for operating a combined heat and power device, wherein carbon dioxide as a refrigerant (17) is compressed in a compressor, wherein the carbon dioxide is carried along a refrigerant circuit and routed back to the compressor via a collecting vessel (5). The method is distinguished by the fact that the compressor is lubricated with a lubricant (15) which has a density of more than 1004 g/l, and that a hot gas temperature in the compressor is held below a predetermined value, above which overheating and/or ageing of the lubricant occurs..
Magna Powertrain Bad Homburg Gmbh

Combined heat and power plant and operation thereof

Electrical and thermal energy is generated for at least one load by a combined heat and power plant, wherein the retrieved heat output is increased when a threshold value for a difference between a provided and retrieved heat output is exceeded.. .
Siemens Aktiengesellschaft

Production a tubular fuel cell having a two-layer cap region of the support body

The invention relates to a method for producing a tubular fuel cell by means of a pulling-core tool (11), wherein the pulling-core tool (11) comprises at least one tool part (12a, 12b) that forms a cavity and a pulling core (13) that can be positioned in at least two positions (a, b) in the cavity, wherein a hollow space (14, 14a) can be formed between the pulling core (13) and the at least one cavity-forming tool part (12a, 12b), which hollow space substantially corresponds to the shape of a tubular body to be formed, said tubular body being closed at one end by a cap section, wherein the pulling-core tool (11) has at least one sprue channel (15) that opens into the hollow-space region (14a) having the shape of the cap section. The method comprises the following method steps: a) injecting a first injection-molding component (1) for forming a ceramic and/or vitreous material into the pulling-core tool (11) through the sprue channel (15), wherein the pulling core (13) is positioned in a first position (a); b) positioning the pulling core (13) in a second position (b), in which the pulling core (13) is further from the sprue channel (15) than in the first position (a); and c) injecting a second injection-molding component (2) different from the first for forming a ceramic and/or vitreous material into the pulling-core tool (11) through the sprue channel (15).

Process for obtaining energy from organic-containing waste materials

The invention relates to a process for obtaining energy from organic-containing waste materials (1). For the purpose of storing a carbonaceous product and gaseous energy in a tank (10) and/or direct energy transfer to combined heat and power (11), the organic-containing waste materials (1) are subjected in precomminuted form to a measurement in order to ensure by possible addition of carbonaceous and/or siliceous material (3) that the ratio of carbonaceous to siliceous material is about 90% to about 10% in the waste materials that are to be further processed, wherein, in addition, the organic-containing waste materials (1) are further comminuted (2) and mixed (4a) with additional materials containing framework silica (3) with advanced comminution (4b) down to the μ range, thereafter compacting (6a) of the comminuted waste material mixture proceeds, heating (6b) of the mixture and separation (6c) of the same, whereupon the gaseous materials obtained in further course are fed to a tank (10) and/or to combined heat and power (11), while the solids obtained pass through a separation (12) of siliceous from carbonaceous materials and the carbonaceous materials obtained are stored as end product (13)..

Distributed energy system architecture with thermal storage

In one embodiment, power gathering system (pgs) circuits are connected as an electrical overlay system to a distribution substation of a conventional electric-power generation, transmission, and distribution system. combined heat and power (chp) generators generate (i) electric power provided to the pgs circuits and (ii) thermal energy provided to co-located thermal host facilities that also receive electric power from the pgs circuits.

Combined heat and power technology for natural gas liquefaction plants

Systems and methods for the generation of liquid natural gas (“lng”) are provided.. .

Combined heat and power (chp) system

combined heat and power (chp) system, comprising an engine or turbine, a generator and a heat exchanger, wherein the heat exchanger has at least one flue duct in fluid communication with an exhaust of the engine or turbine and at least one fluid duct, the heat exchanger arranged for exchange of heat between flue gasses flowing through the at least one flue duct and a fluid flowing through said at least one fluid duct, wherein the at least one flue duct is formed by at least extrusion.. .

Method and apparatus of producing and utilizing thermal energy in a combined heat and power plant

Method and apparatus for operating a combined heat and power system with greater flexibility, reliability, control and stability, for providing operational flexibility and energy efficiency in operating a combined heat and power plant which includes a backpressure steam engine that expands a high temperature heat source of a thermodynamic fluid to generate mechanical power and discharge its spent heat for a beneficial use comprises a vessel subsystem for the spent heat, said vessel subsystem including: at least one main indirect heat exchange device or vessel (7) in heat exchange communication between its primary space (10) and its secondary space (11). The present invention also discloses the use of a method and apparatus to operate a combined heat and power system..

System and energy distribution

A dispatch planner (dp) is a component in an energy system controller that controls the operation of energy resources interconnected into one energy system to provide optimal energy management for a customer. In one embodiment, the energy storage system includes an electric load, dispatchable sources of energy such as an electrical grid, diesel generators, combined heat and power generators; renewable sources of energy such as photo-voltaic cells and wind turbines; and stored energy resources such as electrochemical batteries or pumped hydro reserves..

Method and zero emission combined heat and power

An emissions control system and method of controlling emissions reduces contaminants in exhaust gases. The emissions control system may be a combined power and heat system which may include an organic rankine cycle drive for producing electricity.

System and energy distribution

A system and method for controlling the distribution of energy from a plurality of energy resources to a load. The system includes an energy system controller to control the distribution of energy to an electric load provided by a plurality of energy resources.

Multi-functional solar combined heat and power system

A solar combined heat and power system is provided. The system is multi-functional.

Vapor vacuum heating systems and integration with condensing vacuum boilers

In order to solve the numerous problems with existing steam, vacuum, and hot water heating systems, first presented is a novel system and method for a vapor vacuum system having low temperature condensate return which can operate without steam traps in both single-pipe and dual-pipe configurations. Secondly is disclosed systems and methods for integrating the disclosed vapor vacuum system with a condensing boiler.

Combined heat and power heat pump

A method of operating a heating, ventilation, and/or air conditioning (hvac) system includes operating a device to produce at least one of electricity and rejected heat and at least one of (1) powering a component of the hvac system using the electricity produced by the electricity generating device and (2) heating the refrigerant of the hvac system using at least a portion of the rejected heat.. .

System for thermoelectric energy generation

Embodiments of the invention provide systems and methods for generating and delivering electricity and/or hot water for combined heat and power (chp) using one or more fuels. In many embodiments, the system can be used to provide efficient electrical, heating and cooling utilities to a residential household or group of households.

Method and system for gas measurements in a combustion chamber

The present invention relates to a method for determining at least one gas condition at a location in a combustion chamber of a power plant or a combined heat and power plant by means of a laser pulse. The method comprises emitting (s1) the laser pulse into the chamber, determining (s2) a first point of time at which the laser pulse is emitted into the chamber, detecting (s3) laser light backscattered by gas molecules at the location in the chamber, determining (s4) a second point of time at which the laser light backscattered by the gas molecules is detected, determining (s5) the location based on the first point of time, the second point of time, and a pulse length of the laser pulse, and determining (s5) the at least one gas condition at the location based on at least one characteristic of the backscattered laser light detected at the second point of time.





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This listing is a sample listing of patent applications related to Combined Heat And Power for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Combined Heat And Power with additional patents listed. Browse our RSS directory or Search for other possible listings.


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