WO2022100088A1 - Cooling, heating and power supply-combined system of micro-combustion turbine in building - Google Patents

Cooling, heating and power supply-combined system of micro-combustion turbine in building Download PDF

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Publication number
WO2022100088A1
WO2022100088A1 PCT/CN2021/099957 CN2021099957W WO2022100088A1 WO 2022100088 A1 WO2022100088 A1 WO 2022100088A1 CN 2021099957 W CN2021099957 W CN 2021099957W WO 2022100088 A1 WO2022100088 A1 WO 2022100088A1
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Prior art keywords
micro
heating
plate
heat exchange
turbine
Prior art date
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PCT/CN2021/099957
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French (fr)
Chinese (zh)
Inventor
靳新中
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至玥腾风科技集团有限公司
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Publication of WO2022100088A1 publication Critical patent/WO2022100088A1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B15/00—Sorption machines, plants or systems, operating continuously, e.g. absorption type
    • F25B15/02—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas
    • F25B15/06—Sorption machines, plants or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/18—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use using the waste heat of gas-turbine plants outside the plants themselves, e.g. gas-turbine power heat plants
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D15/00—Other domestic- or space-heating systems
    • F24D15/04—Other domestic- or space-heating systems using heat pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0014—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using absorption or desorption
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H4/00—Fluid heaters characterised by the use of heat pumps
    • F24H4/02—Water heaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B27/00—Machines, plants or systems, using particular sources of energy
    • F25B27/02—Machines, plants or systems, using particular sources of energy using waste heat, e.g. from internal-combustion engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/06—Superheaters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D2200/00—Heat sources or energy sources
    • F24D2200/12—Heat pump
    • F24D2200/126—Absorption type heat pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
    • Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/12—Hot water central heating systems using heat pumps
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62—Absorption based systems
    • Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration

Definitions

  • the invention relates to a combined cooling, heating and power supply system of a micro-combustion engine in a building, and belongs to the technical field of building energy supply.
  • central air conditioning, domestic hot water pipelines, direct drinking water pipelines, gas pipelines, power grids, etc. are generally installed in the current buildings to provide users with air-conditioning, heating, domestic hot water, tap water, direct drinking water, gas, electricity, etc.
  • all the resources provided need to pay a certain fee, and the user's use cost is relatively high.
  • laying new heating pipelines, water pipelines, air-conditioning pipelines and other projects will cost a lot. Therefore, so far there is no good solution to the heating problem in the south.
  • the present invention provides a combined cooling, heating and power supply system for a micro-combustion engine in a building.
  • a combined cooling, heating and power supply system for a micro-gas turbine in a building comprising a micro-gas turbine, the micro-gas turbine includes an air compressor, a turbine and a combustion chamber, and the gas passes through the air compressor outlet of the micro-gas turbine into the combustion chamber, and is mixed with fuel or combustion chamber.
  • the combustible waste is mixed and combusted to push the turbine to do work, and the exhaust gas is connected with the lithium bromide unit for cooling, or/and with the tap water heating device to heat the tap water, or/and with the medium heating device to heat the medium heating, or/and Connected to an air purifier to deliver the purified gas to the user as warm air.
  • the micro gas turbine also includes an inspiring integrated motor.
  • the inspiring integrated motor first acts as a motor to drive the air compressor to start, and when it is accelerated to be able to operate independently, it acts as a generator to generate electricity, and the gas is burned in the combustion chamber to drive the turbine. While doing work, it drives and inspires the integrated motor to generate electricity.
  • the micro gas turbine further includes a regenerator, and the regenerator is provided with a first inlet, a first outlet, a second inlet and a second outlet;
  • the outlet of the air compressor is connected to the first inlet of the regenerator, and the regenerator is provided with a first inlet, a first outlet, a second inlet and a second outlet;
  • the first outlet of the regenerator is connected with the inlet of the combustion chamber, the outlet of the combustion chamber is connected with the inlet of the turbine, and the outlet of the turbine is connected with the second inlet of the regenerator;
  • the second outlet of the regenerator is connected with the lithium bromide unit for refrigeration , or/and connect with a tap water heating device to heat tap water, or/and connect with a medium heating device for heating medium heating, or/and connect with an air purifier to deliver purified gas to users as warm air.
  • the medium heating device is a floor heating pipe or a radiator.
  • the cold air is passed to the user through a ground-cooled or wall-cooled pipeline.
  • the present invention can also introduce solar energy, including solar mirrors and solar energy collection devices, the solar energy collection device is arranged on a micro gas turbine, the micro gas turbine is located above or below the solar energy reflection mirror, and the solar energy collection device is located in the Solar mirrors (such as dish mirrors) focus on the spot.
  • solar energy including solar mirrors and solar energy collection devices
  • the solar energy collection device is arranged on a micro gas turbine
  • the micro gas turbine is located above or below the solar energy reflection mirror
  • the solar energy collection device is located in the Solar mirrors (such as dish mirrors) focus on the spot.
  • the solar energy collection device is a heat absorbing plate, and the heat absorbing plate is covered on the casing of the regenerator, or used as part or all of the casing of the regenerator.
  • the regenerator is a multi-chamber heat exchange device
  • the structure of the multi-chamber heat exchange device includes at least two heat exchange units, the heat exchange units include an input plate and an output plate, and the input plate and the side surface of the output plate is sealed and connected by a buckle device, and a heat exchange cavity is enclosed between a pair of adjacent input plates and output plates.
  • fins are provided on the inner walls of the input plate and the output plate.
  • the fins are integrally formed with the input plate or the output plate; or, the fins are fixed with the input plate or the output plate.
  • the fins are corrugated plates or straight plates.
  • the fastening device includes a first enclosure, a second enclosure and a side enclosure that are parallel to each other, and the cross-sections of the first enclosure, the second enclosure and the side enclosure form a "concave" shape, and the The edges of the input board and the output board are embedded in the card slot formed between the first enclosure, the second enclosure and the side enclosure.
  • screw holes are arranged at the top of the first enclosure and the second enclosure, and a pressure head is arranged on the outside of the input plate and the output plate, one end of the pressure head is attached to the input plate or the output plate, the other end is fixed to the beam, and the two ends of the beam are fixed. Adjusting bolts are provided.
  • the plurality of heat exchange units are arranged on top of each other, and a sealing plate seal is provided between the fastening devices between adjacent heat exchange units.
  • cross section of the heat exchange device is rectangular, fan-shaped or cylindrical.
  • the processing method of the multi-cavity heat exchange device includes the following steps:
  • the input plate and output plate with fins are processed by EDM, chemical etching or wire cutting from the original sheet;
  • a sealing plate is provided between adjacent fastening devices to seal.
  • the working process of the micro-combustion engine combined cooling, heating and power supply system in the building of the present invention is as follows: the working fluid (such as air) enters from the inlet of the air compressor, and after being compressed by the air compressor, enters the first stage of the regenerator from its outlet.
  • the working fluid such as air
  • Inlet flow out from the first outlet, enter the combustion chamber, enter the turbine inlet after combustion, push the turbine to rotate to do work and drive the motor to generate electricity; after the working medium passes through the turbine to do work, it enters the second inlet of the regenerator from the turbine outlet , after heat exchange in the regenerator, it flows out from its second outlet;
  • the working medium flowing out from the second outlet can be divided into four paths: the first path is used to heat tap water at the entrance of the building, and the heated water can be stored in the water tank In the middle, it is supplied to users for drinking, cooking, etc.; the second route is used for heating through the medium at the entrance of the building, such as supplying water in floor heating pipes or radiators, and transporting it to users; the third route is connected to the building entrance.
  • the lithium bromide unit After entering the lithium bromide unit, it is refrigerated and transported to the user to provide the user with cold air; the fourth route is purified by the air purifier and then directly transported to the user as heating.
  • Electronically controlled valves are installed on the four-way pipelines that the working medium flowing out of the second outlet of the regenerator passes through. When changing seasons, the flow rate of each valve is adjusted according to needs, and the output is in different proportions in spring, autumn, summer and winter.
  • the system can provide more electricity, distilled water/domestic hot water, and heating by adjusting the valves of each pipeline; in summer, the system can provide more electricity by adjusting the valves of each pipeline electricity, air-conditioning, distilled water/domestic hot water; in spring and autumn, the system can provide more electricity, distilled water/domestic hot water by adjusting the valves of each pipeline).
  • the air compressor When the air compressor is started, it is driven by the integrated motor.
  • the integrated motor first acts as a motor to drive the air compressor to rotate, and when it is accelerated to be able to operate independently, it acts as a generator to generate electricity.
  • the generated electricity can be used for building public electricity. Electricity can also be supplied to users.
  • micro-combustion engine combined cooling, heating and power supply system in the building of the present invention has the following beneficial effects:
  • the construction cost is relatively high, and the cost allocated to the user during use is also high.
  • the use of the combined cooling, heating and power supply system of the present invention can reduce the cost of building construction and use, reduce the burden on users, and have good economic benefits.
  • the present invention is suitable for buildings such as hospitals, schools, residential buildings, office buildings, factories and the like.
  • Using the combined cooling, heating and power supply system of the present invention can reduce the municipal investment from tens of millions to hundreds of thousands, and has good economic benefits.
  • the flow of the output working medium from the second outlet of the regenerator of the present invention is controlled by adjusting the electric control valve, and the output is in different proportions in spring and autumn, summer and winter, and has better seasonal adaptability; at the same time, it can be adjusted according to the temperature. For example, if the temperature in early winter and early spring is lower, the heating mode can be turned on in advance, which is not affected by the government heating time and improves the quality of life of users.
  • the gas turbine combined cooling, heating and power supply system of the present invention is suitable for buildings with different geographical locations and different needs, and is flexible to use.
  • a set of the combined cooling, heating and power supply system of the present invention can solve the heating and cooling air supply problems of a community .
  • the regenerator of the present invention is a multi-cavity heat exchange device, and has the following advantages:
  • the multi-cavity heat exchange device of the present invention is to make a larger heat exchange cavity into a plurality (at least 2) of smaller heat exchange cavity, and connect the smaller heat exchange cavity,
  • the deformation between two large plates is transformed into small deformations of multiple small plates, and a pre-tightening force is added to the middle of the plate to reduce deformation and ensure long life and high reliability.
  • the heat exchange plate of the present invention is not simply reduced in size, but for any traditional heat exchange plate, the size of the heat exchange plate of the present invention is reduced to fraction or tenth.
  • the increase of the heat exchange cavity reduces the temperature gradient between the adjacent plates, see Figure 4, reduces the air pressure in a single cavity, and prevents bursting.
  • the multi-cavity heat exchange device of the present invention adopts the multi-cavity heat exchange plate, which can shorten the welding seam, and the process is simple and difficult to leak.
  • the pressure head exerts pressure in the direction perpendicular to the heat exchange plate, preventing the heat exchange plate from bulging and deforming due to the action of air pressure, preventing bursting, improving the service life of the device and reducing maintenance costs.
  • FIG. 1 is a schematic diagram of an implementation manner of a combined cooling, heating and power supply system according to Example 1 of the present invention.
  • FIG. 2 is a schematic structural diagram of a heat exchange unit in which the fins are wave-shaped plates in the multi-cavity heat exchange device of the present invention.
  • FIG. 3 is a schematic structural diagram of a heat exchange unit in which the fins are straight plates in the multi-cavity heat exchange device of the present invention.
  • FIG. 4 is a schematic view of the end face position structure of an embodiment of the multi-cavity heat exchange device of the present invention.
  • FIG. 5 is a schematic cross-sectional structural diagram of an embodiment of the multi-cavity heat exchange device of the present invention.
  • FIG. 6 is a schematic view of the end face position structure of another embodiment of the multi-cavity heat exchange device of the present invention.
  • FIG. 7 is a schematic cross-sectional structural diagram of another embodiment of the multi-cavity heat exchange device of the present invention.
  • FIG. 8 is a schematic diagram of an implementation manner of a combined cooling, heating and power supply system according to Example 2 of the present invention.
  • FIG. 9 is a schematic diagram of an implementation manner of a combined cooling, heating and power system according to Example 3 of the present invention (without a regenerator).
  • 101-regenerator 1011-first inlet, 1012-first outlet, 1013-second inlet, 1014-second outlet, 102-air compressor, 103-inspired integrated motor, 104-turbine, 105-combustion chamber, 2-solar mirror, 21-solar collector, 3-lithium bromide unit, 4-water tank, 5-medium heating, 6-air purifier, 10-input plate, 11-fin, 20- Output plate, 30-buckling device, 31-enclosure one, 32-enclosure two, 33-side enclosure, 34-card slot, 35-sealing plate, 40-indenter, 41-beam, 50-heat exchange chamber body.
  • Example 1 Micro-combustion turbine combined cooling, heating and power supply system in the building
  • the micro gas turbine includes a regenerator 101, an air compressor 102, a turbine 104, a combustion chamber 105 and an inspiring integrated motor 103, wherein the regenerator 101 is provided with a first The inlet 1011, the first outlet 1012, the second inlet 1013 and the second outlet 1014; the outlet of the air compressor 102 is connected to the first inlet 1011 of the regenerator 101, and the first outlet 1012 of the regenerator 101 is connected to the inlet of the combustion chamber 105 connection, the outlet of the combustion chamber 105 is connected to the inlet of the turbine 104, and the outlet of the turbine 104 is connected to the second inlet 1013 of the regenerator 101;
  • the cold air is passed to the user through the ground cooling or wall cooling pipes), and is connected to the tap water heating device to heat the tap water (the heated tap water can be temporarily stored in the water tank 4), and the medium heating device 5 (such as floor heating pipes or heating The air purifier 6
  • the working process is as follows: the working medium (such as air) enters from the inlet of the air compressor 102, and after being compressed by the air compressor 102, enters the first inlet 1011 of the regenerator 101 from its outlet, and flows out from the first outlet 1012 to enter the combustion
  • the chamber 105 is mixed with fuel or combustible waste and burned into the inlet of the turbine 104, pushing the turbine 104 to rotate to do work and driving the motor to generate electricity;
  • the second inlet 1013 flows out from the second outlet 1014 after the heat exchange in the regenerator 101;
  • the working fluid (500-600°C) flowing out from the second outlet 1014 is divided into four paths: the first path is used at the entrance of the building
  • the heated tap water can be stored in the water tank 4 and supplied to users for drinking, cooking, etc.; the second path is used for heating through the medium at the entrance of the building, such as supplying the water in the medium heating device 5, and Delivered to the user;
  • the third route is connected to the lithium bromid
  • Electronically controlled valves are installed on the four-way pipelines that the working medium flowing out of the second outlet of the regenerator 101 passes through.
  • the flow rate of each valve is adjusted according to needs, and the output is in different proportions in spring, autumn, summer and winter. Has better seasonal adaptability:
  • the system can provide more electricity, distilled water/domestic hot water and heating by adjusting the valves of each pipeline;
  • the system can provide more electricity, air-conditioning, distilled water/domestic hot water by adjusting the valves of each pipeline;
  • the system can provide more electricity, distilled water/domestic hot water by adjusting the valves of each pipeline.
  • the air compressor 102 When the air compressor 102 is started, it is driven by the heuristic integrated motor 103 .
  • the heuristic integrated motor 103 first acts as a motor to drive the air compressor 102 to rotate, and then acts as a generator to generate electricity after it is accelerated to be able to operate independently.
  • the generated electricity can be used for building public electricity, and the excess electricity can also be supplied to users.
  • the lithium bromide units, tap water heating devices (such as boilers), medium heating devices (such as floor heating pipes or radiators), and air purifiers are all commercially available units.
  • the regenerator is a multi-cavity heat exchange device, and its structure is as follows: it includes at least two heat exchange units, the heat exchange units include an input plate 10 and an output plate 20, and the sides of the input plate 10 and the output plate 20 are A heat exchange cavity 50 is enclosed between a pair of adjacent input plates 10 and output plates 20 through the sealing connection of the snap-fit device 30 , as shown in FIGS. 2 to 7 .
  • fins 11 are provided on the inner walls of the input plate 10 and the output plate 20; the fins 11 are integrally formed with the input plate 10 or the output plate 20; or, the fins 11 It is fixed to the input board 10 or the output board 20 .
  • the fins 11 are corrugated plates or straight plates.
  • the fastening device 30 includes a first enclosure 31 , a second enclosure 32 and a side enclosure 33 that are parallel to each other.
  • the first enclosure 31 , the second enclosure 32 and the side enclosures The cross section of 33 forms a "concave" shape, and the edges of the input plate 10 and the output plate 20 are embedded in the slot 34 formed between the first enclosure 31 , the second enclosure 32 and the side enclosure 33 .
  • the tops of the first enclosure 31 and the second enclosure 32 are provided with screw holes, and the outer sides of the input plate 10 and the output plate 20 are provided with a pressure head 40, one end of the pressure head 40 is fitted to the input plate 10 or the output plate 20, and the other end is fixed to the beam 41 , both ends of the beam 41 are provided with adjustment bolts.
  • the adjusting bolt is connected with the screw hole and is used to adjust the preload force of the pressure head on the input plate and the output plate.
  • the plurality of heat exchange units are arranged on top of each other, and a sealing plate 35 is provided between the fastening devices 30 for sealing between adjacent heat exchange units.
  • the cross section of the heat exchange device is rectangular, fan-shaped or cylindrical.
  • the fastening device 30 is a disc-shaped flange, see FIGS. 6 and 7
  • the first enclosure 31 and the second enclosure 32 are flange end faces
  • the raised circular shells are parallel to each other, and the two adjacent circular shells and the flange end face are surrounded by the slot 34.
  • the flange end face is continuous and dense, it can be used for sealing. Therefore, there is no need to additionally dispose the sealing plate 35 .
  • the axis is gradually installed outward.
  • the input plate 10 and the output plate 20 belong to the heat exchange plate.
  • the heat exchange device when configured to receive solar heating, the part of the outer surface of the heat exchange device that does not receive reflected light is covered with a water tank to slow down heat loss.
  • the multi-cavity heat exchange device is suitable for heat exchange occasions such as photothermal and nuclear energy.
  • the processing method of the multi-cavity heat exchange device includes the following steps:
  • the input board 10 and the output board 20 with the fins 11 are processed by EDM cutting, chemical etching or wire cutting from the original plate;
  • a sealing plate 35 is provided between the adjacent fastening devices 30 for sealing.
  • Example 2 Micro-combustion engine combined cooling, heating and power supply system in the building
  • the micro gas turbine includes a regenerator 101, an air compressor 102, a turbine 104 and an inspiring integrated motor 103, wherein the regenerator 101 is provided with a first inlet 1011, a second An outlet 1012, a second inlet 1013 and a second outlet 1014; the outlet of the air compressor 102 is connected to the first inlet 1011 of the regenerator 101, the first outlet 1012 of the regenerator 101 is connected to the inlet of the combustion chamber 105, the combustion chamber 105 The inlet of the outlet turbine 104 is connected, and the outlet of the turbine 104 is connected with the second inlet 1013 of the regenerator 101; the second outlet 1014 of the regenerator 101 is respectively connected with the lithium bromide unit 3, the tap water heating device, and the medium heating device 5 (such as floor heating pipes or radiators), and air purifiers 6 are connected.
  • the regenerator 101 is provided with a first inlet 1011, a second An outlet 1012, a second inlet 1013 and a second outlet 1014
  • the solar collector 21 is arranged on a micro gas turbine; the micro gas turbine is located above the solar reflector 2, and the solar collector 21 is located on the solar reflector 2 (such as a dish reflector). Point.
  • the solar energy collecting device 2 is a heat absorbing plate, and the heat absorbing plate is covered on the casing of the regenerator 101 , or used as part or all of the casing of the regenerator 101 .
  • the light increases the heat accumulated on the regenerator 101 during the day, which can make the combined cooling, heating and power generation system of the micro-combustion engine generate more electric power and heat, and benefit the user.
  • Example 3 Micro-combustion engine combined cooling, heating and power supply system in the building
  • the micro gas turbine includes an air compressor 102, a turbine 104, a combustion chamber 105 and an inspiring integrated motor 103. As shown in FIG. 9, during operation, the gas passes through the air compressor 102 outlet of the micro gas turbine. After the combustion of the chamber 105, the turbine 104 is pushed to do work, and the exhausted gas is connected with the lithium bromide unit 3 for cooling, or/and with the tap water heating device for heating tap water, or/and with the medium heating device 5 for heating medium heating, or/and It is connected to the air cleaner 6 to deliver the purified gas to the user as warm air.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Materials Engineering (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Building Environments (AREA)

Abstract

Disclosed is a cooling, heating and power supply-combined system of a micro-combustion turbine in a building, comprising a micro-gas turbine. The micro-gas turbine comprises an air compressor, a turbine and a combustion chamber. Gas is introduced into the combustion chamber by means of an air compressor outlet of the micro-gas turbine and is burned to then push the turbine to do work. Discharged gas is connected to a lithium bromide unit for cooling, and/or is connected to a tap water heating device to heat the tap water, and/or is connected to a medium heating device to heat a medium to supply heat, and/or is connected to an air purifier to deliver purified gas to users as warm air. The use of the cooling, heating and power supply-combined system of the present invention may reduce the costs of building construction and use, reduce the burden on users, has good economic benefits, and has better seasonal adaptability. The present invention is applicable for buildings such as hospitals, schools, residential buildings, office buildings, and factories.

Description

建筑内的微燃机冷热电联供***Micro-combustion turbine combined cooling, heating and power system in the building 技术领域technical field
本发明涉及一种建筑内的微燃机冷热电联供***，属于建筑供能技术领域。The invention relates to a combined cooling, heating and power supply system of a micro-combustion engine in a building, and belongs to the technical field of building energy supply.
背景技术Background technique
目前的建筑内一般要设置中央空调、生活热水管道、直饮水管道、燃气管道、电网等，以便为用户提供冷气、暖气、生活用热水、自来水、直饮水、燃气、电等。但是管道网铺设完之后，提供的一切资源都需要支付一定的费用，用户使用成本较高。而对于低密度的分布式建筑而言，敷设新的暖气管路、水管路、冷气管路等工程，耗资极大，比如对没有暖气网的南方地区，建设新的暖气网十分耗费人力物力，因此目前为止南方的供暖问题尚没有好的解决方案。At present, central air conditioning, domestic hot water pipelines, direct drinking water pipelines, gas pipelines, power grids, etc. are generally installed in the current buildings to provide users with air-conditioning, heating, domestic hot water, tap water, direct drinking water, gas, electricity, etc. However, after the pipeline network is laid, all the resources provided need to pay a certain fee, and the user's use cost is relatively high. For low-density distributed buildings, laying new heating pipelines, water pipelines, air-conditioning pipelines and other projects will cost a lot. Therefore, so far there is no good solution to the heating problem in the south.
发明内容SUMMARY OF THE INVENTION
针对上述现有技术，本发明提供了一种建筑内的微燃机冷热电联供***。In view of the above-mentioned prior art, the present invention provides a combined cooling, heating and power supply system for a micro-combustion engine in a building.
本发明是通过以下技术方案实现的：The present invention is achieved through the following technical solutions:
一种建筑内的微燃机冷热电联供***，包括微型燃气轮机，所述微型燃气轮机包括空压机、透平和燃烧室，气体通过微型燃气轮机的空压机出口通入燃烧室、与燃料或可燃废料混合混合并燃烧后推动透平做功，排出的气体与溴化锂机组连接以制冷，或/和与自来水加热装置连接以加热自来水，或/和与介质供暖装置连接以加热介质供暖，或/和与空气净化器连接以将净化后的气体作为暖气输送至用户。A combined cooling, heating and power supply system for a micro-gas turbine in a building, comprising a micro-gas turbine, the micro-gas turbine includes an air compressor, a turbine and a combustion chamber, and the gas passes through the air compressor outlet of the micro-gas turbine into the combustion chamber, and is mixed with fuel or combustion chamber. The combustible waste is mixed and combusted to push the turbine to do work, and the exhaust gas is connected with the lithium bromide unit for cooling, or/and with the tap water heating device to heat the tap water, or/and with the medium heating device to heat the medium heating, or/and Connected to an air purifier to deliver the purified gas to the user as warm air.
进一步的，所述微型燃气轮机还包括启发一体式电机，启发一体式电机先作为电动机带动空压机启动，待加速到能独立运行后，则作为发电机发电，气体经燃烧室燃烧后推动透平做功的同时带动启发一体式电机发电。Further, the micro gas turbine also includes an inspiring integrated motor. The inspiring integrated motor first acts as a motor to drive the air compressor to start, and when it is accelerated to be able to operate independently, it acts as a generator to generate electricity, and the gas is burned in the combustion chamber to drive the turbine. While doing work, it drives and inspires the integrated motor to generate electricity.
进一步的，所述微型燃气轮机还包括回热器，回热器设有第一进口、第一出口、第二进口和第二出口；空压机的出口与回热器的第一进口连接，回热器的第一出口与燃烧室的入口连接，燃烧室出口与透平的入口连接，透平的出口与回热器的第二进口连接；回热器的第二出口与溴化锂机组连接以制冷，或/和与自来水加热装置连接以加热自来水，或/和与介质供暖装置连接以加热介质供暖，或/和与空气净化器连接以将净化后的气体作为暖气输送至用户。Further, the micro gas turbine further includes a regenerator, and the regenerator is provided with a first inlet, a first outlet, a second inlet and a second outlet; the outlet of the air compressor is connected to the first inlet of the regenerator, and the regenerator is provided with a first inlet, a first outlet, a second inlet and a second outlet; The first outlet of the regenerator is connected with the inlet of the combustion chamber, the outlet of the combustion chamber is connected with the inlet of the turbine, and the outlet of the turbine is connected with the second inlet of the regenerator; the second outlet of the regenerator is connected with the lithium bromide unit for refrigeration , or/and connect with a tap water heating device to heat tap water, or/and connect with a medium heating device for heating medium heating, or/and connect with an air purifier to deliver purified gas to users as warm air.
进一步的，所述介质供暖装置为地暖管道或暖气片。Further, the medium heating device is a floor heating pipe or a radiator.
进一步的，所述溴化锂机组制冷后冷气通过地冷或墙冷管道通入用户。Further, after the lithium bromide unit is refrigerated, the cold air is passed to the user through a ground-cooled or wall-cooled pipeline.
进一步的，为充分利用自然能源，本发明还可以引入太阳能，包括太阳能反射镜、太阳能收集装置，太阳能收集装置设在微型燃气轮机上，微型燃气轮机位于太阳能反射镜上方或下方，并使太阳能收集装置位于太阳能反射镜(比如碟式反光镜)聚点上。Further, in order to make full use of natural energy, the present invention can also introduce solar energy, including solar mirrors and solar energy collection devices, the solar energy collection device is arranged on a micro gas turbine, the micro gas turbine is located above or below the solar energy reflection mirror, and the solar energy collection device is located in the Solar mirrors (such as dish mirrors) focus on the spot.
进一步的，所述太阳能收集装置为吸热板，吸热板包覆在回热器外壳上，或作为回热器的部分或全部外壳。Further, the solar energy collection device is a heat absorbing plate, and the heat absorbing plate is covered on the casing of the regenerator, or used as part or all of the casing of the regenerator.
进一步的，所述回热器为多腔体式换热装置，多腔体式换热装置的结构为：包括至少两个换热单元，所述换热单元包括输入板和输出板，所述输入板和输出板的侧面通过扣合装置密封连接，一对相邻的所述输入板和输出板之间围成换热腔体。Further, the regenerator is a multi-chamber heat exchange device, and the structure of the multi-chamber heat exchange device includes at least two heat exchange units, the heat exchange units include an input plate and an output plate, and the input plate and the side surface of the output plate is sealed and connected by a buckle device, and a heat exchange cavity is enclosed between a pair of adjacent input plates and output plates.
进一步的，换热腔体内，位于输入板和输出板的内壁上均设有翅片。Further, in the heat exchange cavity, fins are provided on the inner walls of the input plate and the output plate.
进一步的，所述翅片与输入板或输出板一体成型；或者，所述翅片与输入板或输出板固定。Further, the fins are integrally formed with the input plate or the output plate; or, the fins are fixed with the input plate or the output plate.
进一步的，所述翅片为波浪形板或直板。Further, the fins are corrugated plates or straight plates.
进一步的，所述扣合装置包括相互平行的围挡一、围挡二和与之垂直的侧围，所述围挡一、围挡二和侧围的截面构成“凹”字型，所述输入板和输出板边缘嵌入围挡一、围挡二和侧围之间构成的卡槽里。Further, the fastening device includes a first enclosure, a second enclosure and a side enclosure that are parallel to each other, and the cross-sections of the first enclosure, the second enclosure and the side enclosure form a "concave" shape, and the The edges of the input board and the output board are embedded in the card slot formed between the first enclosure, the second enclosure and the side enclosure.
进一步的，所述围挡一和围挡二顶部设置螺孔，输入板和输出板外侧设置压头，压头一端贴合所述输入板或输出板，另一头固定横梁，所述横梁的两头均设置调节螺栓。Further, screw holes are arranged at the top of the first enclosure and the second enclosure, and a pressure head is arranged on the outside of the input plate and the output plate, one end of the pressure head is attached to the input plate or the output plate, the other end is fixed to the beam, and the two ends of the beam are fixed. Adjusting bolts are provided.
进一步的，所述多个换热单元叠摞设置，相邻的换热单元之间在所述扣合装置之间设置密封板密封。Further, the plurality of heat exchange units are arranged on top of each other, and a sealing plate seal is provided between the fastening devices between adjacent heat exchange units.
进一步的，换热装置横截面为长方形、扇形或圆柱形。Further, the cross section of the heat exchange device is rectangular, fan-shaped or cylindrical.
所述多腔体式换热装置的加工方法，包括如下步骤：The processing method of the multi-cavity heat exchange device includes the following steps:
S100)将输入板或输出板固定在3D打印机工作台上，启动已载入翅片模型的3D打印机，调节打印方向及位置，逐个打印翅片；S100) Fix the input board or output board on the 3D printer workbench, start the 3D printer loaded with the fin model, adjust the printing direction and position, and print the fins one by one;
或者，or,
工作台上，启动已载入带翅片的输入板或输出板模型的3D打印机，调节打印方向及位置，打印带翅片的输入板和输出板；On the workbench, start the 3D printer loaded with the finned input board or output board model, adjust the printing direction and position, and print the finned input board and output board;
或者，or,
对原始板材通过电火花切割或化学刻蚀或线切割加工出带有翅片的输入板和输出板；The input plate and output plate with fins are processed by EDM, chemical etching or wire cutting from the original sheet;
S200)将输入板与输出板相对、使翅片位于换热腔体内，将输入板和输出板的边缘卡入卡槽内，将相邻的一对输入板和输出板连为一体；S200) Oppose the input plate and the output plate, so that the fins are located in the heat exchange cavity, snap the edges of the input plate and the output plate into the slot, and connect the adjacent pair of input plates and the output plates into one body;
S300)将压头抵在一对输入板和输出板的外壁，将横梁上的螺栓拧入螺孔内，施加预定预紧力；S300) press the indenter against the outer walls of a pair of input plates and output plates, screw the bolts on the beam into the screw holes, and apply a predetermined pre-tightening force;
S400)重复步骤S200)-S300，安装其他换热单元，直至将各个换热单元叠摞设置。S400) Repeat steps S200)-S300 to install other heat exchange units until the heat exchange units are stacked on top of each other.
进一步的，所述换热装置横截面为长方形或扇形时，在相邻扣合装置之间设置密封板密封。Further, when the cross-section of the heat exchange device is rectangular or fan-shaped, a sealing plate is provided between adjacent fastening devices to seal.
本发明的建筑内的微燃机冷热电联供***，工作流程为：工质(比如空气)从空压机入口进入，经空压机压缩后，从其出口进入回热器的第一进口，并从第一出口流出、进入燃烧室，燃烧后进入透平入口，推动透平转动做功并带动电机发电；工质经透平做功后，从透平出口进入回热器的第二进口，在回热器内换热后从其第二出口流出；从第二出口流出的工质可以分为四路：第一路用于在建筑入口端加热自来水，加热后的水可存储于水箱中，供给用户，用于饮用、做饭等；第二路用于在建筑入口端通过介质供暖，如供给地暖管道或暖气片内的水，并输送至用户；第三路在建筑入口端通入溴化锂机组后制冷，输送至用户为用户提供冷气；第四路经过空气净化器净化后作为暖气直接向用户输送。从回热器第二出口流出的工质所经历的四路管路上，均设置有电控阀门，在换季时，根据需要调节各阀门的流量，在春秋、夏季、冬季按照不同比例输出，具有较好的季节适应性(在冬季，可通过调节各管路阀门，使***提供较多的电、蒸馏水/生活热水、暖气；在夏季，可通过调节各管路阀门，使***提供较多的电、冷气、蒸馏水/生活热水；在春秋两季，可通过调节各管路阀门，使***提供较多的电、蒸馏水/生活热水)。空压机启动时由启发一体式电机带动，启发一体式电机先作为电动机带动空压机旋转，待加速到能独立运行后则作为发电机发电，发出的电可用于建筑公共用电，多余的电也可以供给用户。The working process of the micro-combustion engine combined cooling, heating and power supply system in the building of the present invention is as follows: the working fluid (such as air) enters from the inlet of the air compressor, and after being compressed by the air compressor, enters the first stage of the regenerator from its outlet. Inlet, flow out from the first outlet, enter the combustion chamber, enter the turbine inlet after combustion, push the turbine to rotate to do work and drive the motor to generate electricity; after the working medium passes through the turbine to do work, it enters the second inlet of the regenerator from the turbine outlet , after heat exchange in the regenerator, it flows out from its second outlet; the working medium flowing out from the second outlet can be divided into four paths: the first path is used to heat tap water at the entrance of the building, and the heated water can be stored in the water tank In the middle, it is supplied to users for drinking, cooking, etc.; the second route is used for heating through the medium at the entrance of the building, such as supplying water in floor heating pipes or radiators, and transporting it to users; the third route is connected to the building entrance. After entering the lithium bromide unit, it is refrigerated and transported to the user to provide the user with cold air; the fourth route is purified by the air purifier and then directly transported to the user as heating. Electronically controlled valves are installed on the four-way pipelines that the working medium flowing out of the second outlet of the regenerator passes through. When changing seasons, the flow rate of each valve is adjusted according to needs, and the output is in different proportions in spring, autumn, summer and winter. Better seasonal adaptability (in winter, the system can provide more electricity, distilled water/domestic hot water, and heating by adjusting the valves of each pipeline; in summer, the system can provide more electricity by adjusting the valves of each pipeline electricity, air-conditioning, distilled water/domestic hot water; in spring and autumn, the system can provide more electricity, distilled water/domestic hot water by adjusting the valves of each pipeline). When the air compressor is started, it is driven by the integrated motor. The integrated motor first acts as a motor to drive the air compressor to rotate, and when it is accelerated to be able to operate independently, it acts as a generator to generate electricity. The generated electricity can be used for building public electricity. Electricity can also be supplied to users.
本发明的建筑内的微燃机冷热电联供***，具有以下有益效果：The micro-combustion engine combined cooling, heating and power supply system in the building of the present invention has the following beneficial effects:
1、目前建筑建设成本较高，使用时分摊至用户的费用也高。使用本发明的冷热电联供***，可降低建筑建设及使用成本，减少用户负担，具有良好的经济效益。本发明适用于医院、学校、居民楼、办公楼、工厂等建筑。1. At present, the construction cost is relatively high, and the cost allocated to the user during use is also high. The use of the combined cooling, heating and power supply system of the present invention can reduce the cost of building construction and use, reduce the burden on users, and have good economic benefits. The present invention is suitable for buildings such as hospitals, schools, residential buildings, office buildings, factories and the like.
2、使用本发明的冷热电联供***，可使市政投入从数千万级降低到数十万，具有良好的经济效益。2. Using the combined cooling, heating and power supply system of the present invention can reduce the municipal investment from tens of millions to hundreds of thousands, and has good economic benefits.
3、本发明的回热器第二出口输出工质的各路通过调节电控阀门控制流量，在春秋、夏季、冬季按照不同比例输出，具有较好的季节适应性；同时，可根据气温的具体变化进行调节，比如冬初及初春温度较低，就可以提前开启供暖模式，不受政府供暖时间影响，提高用户生活质量。3. The flow of the output working medium from the second outlet of the regenerator of the present invention is controlled by adjusting the electric control valve, and the output is in different proportions in spring and autumn, summer and winter, and has better seasonal adaptability; at the same time, it can be adjusted according to the temperature. For example, if the temperature in early winter and early spring is lower, the heating mode can be turned on in advance, which is not affected by the government heating time and improves the quality of life of users.
4、本发明的燃气轮机冷热电联供***针对不同地理位置、不同需求的建筑均适用，使用灵活，采用一套本发明的冷热电联供***即可解决一个小区的暖气和冷气供应问题。4. The gas turbine combined cooling, heating and power supply system of the present invention is suitable for buildings with different geographical locations and different needs, and is flexible to use. A set of the combined cooling, heating and power supply system of the present invention can solve the heating and cooling air supply problems of a community .
本发明的回热器为多腔体式换热装置，具有以下优点：The regenerator of the present invention is a multi-cavity heat exchange device, and has the following advantages:
1、本发明的多腔体式换热装置，是将一个较大的换热腔体做成多个(至少2个)较小的换热腔体，将较小的换热腔体连接起来，两片大板之间的变形转化为多片小板的小变形，并在板的中部加了预紧力，减少变形，确保长寿命、高可靠性。需要说明的是，本发明换热板并不是简单地减小尺寸，而是对于任意的传统换热板，本发明换热板大小均在其原有的、应有的设计尺寸基础上减为几分之一或几十分之一。1. The multi-cavity heat exchange device of the present invention is to make a larger heat exchange cavity into a plurality (at least 2) of smaller heat exchange cavity, and connect the smaller heat exchange cavity, The deformation between two large plates is transformed into small deformations of multiple small plates, and a pre-tightening force is added to the middle of the plate to reduce deformation and ensure long life and high reliability. It should be noted that the heat exchange plate of the present invention is not simply reduced in size, but for any traditional heat exchange plate, the size of the heat exchange plate of the present invention is reduced to fraction or tenth.
2、本发明的多腔体式换热装置，换热腔体的增加，使相邻板之间温度梯度降低，参见图4，减小单个腔体内的气压，防止胀裂。2. In the multi-chamber heat exchange device of the present invention, the increase of the heat exchange cavity reduces the temperature gradient between the adjacent plates, see Figure 4, reduces the air pressure in a single cavity, and prevents bursting.
3、本发明的多腔体式换热装置，采用多腔体式换热板，会使焊缝变短，工艺简单且不易漏气。3. The multi-cavity heat exchange device of the present invention adopts the multi-cavity heat exchange plate, which can shorten the welding seam, and the process is simple and difficult to leak.
4、本发明的多腔体式换热装置，压头在垂直于换热板的方向上施加压力，防止换热板因受气压作用凸起变形，防止胀裂，提高装置使用寿命，减少维护成本。4. In the multi-chamber heat exchange device of the present invention, the pressure head exerts pressure in the direction perpendicular to the heat exchange plate, preventing the heat exchange plate from bulging and deforming due to the action of air pressure, preventing bursting, improving the service life of the device and reducing maintenance costs. .
本发明使用的各种术语和短语具有本领域技术人员公知的一般含义。提及的术语和短语如有与公知含义不一致的，以本发明所表述的含义为准。Various terms and phrases used herein have their ordinary meanings as known to those skilled in the art. If the terms and phrases mentioned are inconsistent with the known meanings, the meanings expressed in the present invention shall prevail.
附图说明Description of drawings
图1为本发明的实施例1的冷热电联供***实施方式示意图。FIG. 1 is a schematic diagram of an implementation manner of a combined cooling, heating and power supply system according to Example 1 of the present invention.
图2为本发明的多腔体式换热装置中，翅片为波浪形板的换热单元结构示意图。FIG. 2 is a schematic structural diagram of a heat exchange unit in which the fins are wave-shaped plates in the multi-cavity heat exchange device of the present invention.
图3为本发明的多腔体式换热装置中，翅片为直板的换热单元结构示意图。3 is a schematic structural diagram of a heat exchange unit in which the fins are straight plates in the multi-cavity heat exchange device of the present invention.
图4为本发明的多腔体式换热装置一种实施方式的端面位置结构示意图。FIG. 4 is a schematic view of the end face position structure of an embodiment of the multi-cavity heat exchange device of the present invention.
图5为本发明的多腔体式换热装置一种实施方式的横截面结构示意图。FIG. 5 is a schematic cross-sectional structural diagram of an embodiment of the multi-cavity heat exchange device of the present invention.
图6为本发明的多腔体式换热装置另一种实施方式的端面位置结构示意图。FIG. 6 is a schematic view of the end face position structure of another embodiment of the multi-cavity heat exchange device of the present invention.
图7为本发明的多腔体式换热装置另一种实施方式的横截面结构示意图。FIG. 7 is a schematic cross-sectional structural diagram of another embodiment of the multi-cavity heat exchange device of the present invention.
图8为本发明的实施例2的冷热电联供***实施方式示意图。FIG. 8 is a schematic diagram of an implementation manner of a combined cooling, heating and power supply system according to Example 2 of the present invention.
图9为本发明的实施例3的冷热电联供***实施方式示意图(不含回热器)。FIG. 9 is a schematic diagram of an implementation manner of a combined cooling, heating and power system according to Example 3 of the present invention (without a regenerator).
其中，101-回热器，1011-第一进口，1012-第一出口，1013-第二进口，1014-第二出口，102-空压机，103-启发一体式电机，104-透平，105-燃烧室，2-太阳能反射镜，21-太阳能收集装置，3-溴化锂机组，4-水箱，5-介质供暖装置，6-空气净化器，10-输入板，11-翅片， 20-输出板，30-扣合装置，31-围挡一，32-围挡二，33-侧围，34-卡槽，35-密封板，40-压头，41-横梁，50-换热腔体。Among them, 101-regenerator, 1011-first inlet, 1012-first outlet, 1013-second inlet, 1014-second outlet, 102-air compressor, 103-inspired integrated motor, 104-turbine, 105-combustion chamber, 2-solar mirror, 21-solar collector, 3-lithium bromide unit, 4-water tank, 5-medium heating, 6-air purifier, 10-input plate, 11-fin, 20- Output plate, 30-buckling device, 31-enclosure one, 32-enclosure two, 33-side enclosure, 34-card slot, 35-sealing plate, 40-indenter, 41-beam, 50-heat exchange chamber body.
具体实施方式Detailed ways
下面结合附图和实施例对本发明作进一步的说明。然而，本发明的范围并不限于下述实施例。本领域的专业人员能够理解，在不背离本发明的精神和范围的前提下，可以对本发明进行各种变化和修饰。The present invention will be further described below in conjunction with the accompanying drawings and embodiments. However, the scope of the present invention is not limited to the following examples. It will be understood by those skilled in the art that various changes and modifications can be made in the present invention without departing from the spirit and scope of the inventions.
实施例1 建筑内的微燃机冷热电联供***Example 1 Micro-combustion turbine combined cooling, heating and power supply system in the building
如图1所示，包括微型燃气轮机，所述微型燃气轮机，包括回热器101、空压机102、透平104、燃烧室105和启发一体式电机103，其中，回热器101设有第一进口1011、第一出口1012、第二进口1013和第二出口1014；空压机102的出口与回热器101的第一进口1011连接，回热器101的第一出口1012与燃烧室105入口连接，燃烧室105出口与透平104的入口连接，透平104的出口与回热器101的第二进口1013连接；回热器101的第二出口1014分别与溴化锂机组3连接以制冷(溴化锂机组3制冷后冷气通过地冷或墙冷管道通入用户)，与自来水加热装置连接以加热自来水(加热后的自来水可暂存于水箱4中)，与介质供暖装置5(比如地暖管道或暖气片)连接以加热介质供暖，与空气净化器6连接以将净化后的气体作为暖气输送至用户。As shown in FIG. 1 , it includes a micro gas turbine, and the micro gas turbine includes a regenerator 101, an air compressor 102, a turbine 104, a combustion chamber 105 and an inspiring integrated motor 103, wherein the regenerator 101 is provided with a first The inlet 1011, the first outlet 1012, the second inlet 1013 and the second outlet 1014; the outlet of the air compressor 102 is connected to the first inlet 1011 of the regenerator 101, and the first outlet 1012 of the regenerator 101 is connected to the inlet of the combustion chamber 105 connection, the outlet of the combustion chamber 105 is connected to the inlet of the turbine 104, and the outlet of the turbine 104 is connected to the second inlet 1013 of the regenerator 101; After the unit 3 is cooled, the cold air is passed to the user through the ground cooling or wall cooling pipes), and is connected to the tap water heating device to heat the tap water (the heated tap water can be temporarily stored in the water tank 4), and the medium heating device 5 (such as floor heating pipes or heating The air purifier 6 is connected to the air purifier 6 to deliver the purified gas to the user as warm air.
工作流程为：工质(比如空气)从空压机102入口进入，经空压机102压缩后，从其出口进入回热器101的第一进口1011，并从第一出口1012流出、进入燃烧室105、与燃料或可燃废料混合混合并燃烧后进入透平104入口，推动透平104转动做功并带动电机发电；工质经透平104做功后，从透平104出口进入回热器101的第二进口1013，在回热器101内换热后从其第二出口1014流出；从第二出口1014流出的工质(500～600℃)分为四路：第一路用于在建筑入口端加热自来水，加热后的水可存储于水箱4中，供给用户，用于饮用、做饭等；第二路用于在建筑入口端通过介质供暖，如供给介质供暖装置5内的水，并输送至用户；第三路在建筑入口端通入溴化锂机组3后制冷，输送至用户为用户提供冷气；第四路经过空气净化器6净化后作为暖气直接向用户输送。The working process is as follows: the working medium (such as air) enters from the inlet of the air compressor 102, and after being compressed by the air compressor 102, enters the first inlet 1011 of the regenerator 101 from its outlet, and flows out from the first outlet 1012 to enter the combustion The chamber 105 is mixed with fuel or combustible waste and burned into the inlet of the turbine 104, pushing the turbine 104 to rotate to do work and driving the motor to generate electricity; The second inlet 1013 flows out from the second outlet 1014 after the heat exchange in the regenerator 101; the working fluid (500-600°C) flowing out from the second outlet 1014 is divided into four paths: the first path is used at the entrance of the building The heated tap water can be stored in the water tank 4 and supplied to users for drinking, cooking, etc.; the second path is used for heating through the medium at the entrance of the building, such as supplying the water in the medium heating device 5, and Delivered to the user; the third route is connected to the lithium bromide unit 3 at the entrance of the building and then refrigerated, and transported to the user to provide cold air for the user; the fourth route is purified by the air purifier 6 and directly transported to the user as heating.
从回热器101第二出口流出的工质所经历的四路管路上，均设置有电控阀门，在换季时，根据需要调节各阀门的流量，在春秋、夏季、冬季按照不同比例输出，具有较好的季节适应性：Electronically controlled valves are installed on the four-way pipelines that the working medium flowing out of the second outlet of the regenerator 101 passes through. When changing seasons, the flow rate of each valve is adjusted according to needs, and the output is in different proportions in spring, autumn, summer and winter. Has better seasonal adaptability:
在冬季，可通过调节各管路阀门，使***提供较多的电、蒸馏水/生活热水、暖气；In winter, the system can provide more electricity, distilled water/domestic hot water and heating by adjusting the valves of each pipeline;
在夏季，可通过调节各管路阀门，使***提供较多的电、冷气、蒸馏水/生活热水；In summer, the system can provide more electricity, air-conditioning, distilled water/domestic hot water by adjusting the valves of each pipeline;
在春秋两季，可通过调节各管路阀门，使***提供较多的电、蒸馏水/生活热水。In spring and autumn, the system can provide more electricity, distilled water/domestic hot water by adjusting the valves of each pipeline.
空压机102启动时由启发一体式电机103带动。启发一体式电机103先作为电动机带动空压机102旋转，待加速到能独立运行后则作为发电机发电。发出的电可用于建筑公共用电，多余的电也可以供给用户。When the air compressor 102 is started, it is driven by the heuristic integrated motor 103 . The heuristic integrated motor 103 first acts as a motor to drive the air compressor 102 to rotate, and then acts as a generator to generate electricity after it is accelerated to be able to operate independently. The generated electricity can be used for building public electricity, and the excess electricity can also be supplied to users.
所述溴化锂机组、自来水加热装置(如锅炉)、介质供暖装置(如地暖管道或暖气片)、空气净化器，均为市售机组。The lithium bromide units, tap water heating devices (such as boilers), medium heating devices (such as floor heating pipes or radiators), and air purifiers are all commercially available units.
所述回热器为多腔体式换热装置，其结构为：包括至少两个换热单元，所述换热单元包括输入板10和输出板20，所述输入板10和输出板20的侧面通过扣合装置30密封连接，一对相邻的所述输入板10和输出板20之间围成换热腔体50，如图2～7所示。The regenerator is a multi-cavity heat exchange device, and its structure is as follows: it includes at least two heat exchange units, the heat exchange units include an input plate 10 and an output plate 20, and the sides of the input plate 10 and the output plate 20 are A heat exchange cavity 50 is enclosed between a pair of adjacent input plates 10 and output plates 20 through the sealing connection of the snap-fit device 30 , as shown in FIGS. 2 to 7 .
所述换热腔体50内，位于输入板10和输出板20的内壁上均设有翅片11；所述翅片11与输入板10或输出板20一体成型；或者，所述翅片11与输入板10或输出板20固定。优选的，所述翅片11为波浪形板或直板。In the heat exchange cavity 50, fins 11 are provided on the inner walls of the input plate 10 and the output plate 20; the fins 11 are integrally formed with the input plate 10 or the output plate 20; or, the fins 11 It is fixed to the input board 10 or the output board 20 . Preferably, the fins 11 are corrugated plates or straight plates.
如图2、3所示，所述扣合装置30包括相互平行的围挡一31、围挡二32和与之垂直的侧围33，所述围挡一31、围挡二32和侧围33的截面构成“凹”字型，所述输入板10和输出板20边缘嵌入围挡一31、围挡二32和侧围33之间构成的卡槽34里。所述围挡一31和围挡二32顶部设置螺孔，输入板10和输出板20外侧设置压头40，压头40一端贴合所述输入板10或输出板20，另一头固定横梁41，所述横梁41的两头均设置调节螺栓。调节螺栓与螺孔螺纹连接，用于调节压头对输入板和输出板的预紧力。As shown in FIGS. 2 and 3 , the fastening device 30 includes a first enclosure 31 , a second enclosure 32 and a side enclosure 33 that are parallel to each other. The first enclosure 31 , the second enclosure 32 and the side enclosures The cross section of 33 forms a "concave" shape, and the edges of the input plate 10 and the output plate 20 are embedded in the slot 34 formed between the first enclosure 31 , the second enclosure 32 and the side enclosure 33 . The tops of the first enclosure 31 and the second enclosure 32 are provided with screw holes, and the outer sides of the input plate 10 and the output plate 20 are provided with a pressure head 40, one end of the pressure head 40 is fitted to the input plate 10 or the output plate 20, and the other end is fixed to the beam 41 , both ends of the beam 41 are provided with adjustment bolts. The adjusting bolt is connected with the screw hole and is used to adjust the preload force of the pressure head on the input plate and the output plate.
优选的，所述多个换热单元叠摞设置，相邻的换热单元之间在所述扣合装置30之间设置密封板35密封。Preferably, the plurality of heat exchange units are arranged on top of each other, and a sealing plate 35 is provided between the fastening devices 30 for sealing between adjacent heat exchange units.
优选的，换热装置横截面为长方形、扇形或圆柱形。当所述输入板10和输出板20横截面为圆形时，扣合装置30为圆盘形法兰，参见图6、7，所述围挡一31和围挡二32为法兰端面上凸起的相互平行的圆形壳体，相邻的两个圆形壳体及法兰端面之间围成所述卡槽34，此时由于法兰端面是连续、密实的，可起到密封作用，不需要再额外设置密封板35。安装换热板时由轴线逐渐向外安装，本发明中的输入板10、输出板20都属于换热板。Preferably, the cross section of the heat exchange device is rectangular, fan-shaped or cylindrical. When the cross-section of the input plate 10 and the output plate 20 is circular, the fastening device 30 is a disc-shaped flange, see FIGS. 6 and 7 , the first enclosure 31 and the second enclosure 32 are flange end faces The raised circular shells are parallel to each other, and the two adjacent circular shells and the flange end face are surrounded by the slot 34. At this time, since the flange end face is continuous and dense, it can be used for sealing. Therefore, there is no need to additionally dispose the sealing plate 35 . When installing the heat exchange plate, the axis is gradually installed outward. In the present invention, the input plate 10 and the output plate 20 belong to the heat exchange plate.
优选的，当所述换热装置设置为接收太阳能加热时，换热装置外表面不接收反射光的部分覆有水箱，以减缓热量损失。Preferably, when the heat exchange device is configured to receive solar heating, the part of the outer surface of the heat exchange device that does not receive reflected light is covered with a water tank to slow down heat loss.
优选的，所述多腔体式换热装置适用于光热、核能等换热场合。Preferably, the multi-cavity heat exchange device is suitable for heat exchange occasions such as photothermal and nuclear energy.
所述多腔体式换热装置的加工方法，包括如下步骤：The processing method of the multi-cavity heat exchange device includes the following steps:
S100)将输入板10或输出板20固定在3D打印机工作台上，启动已载入翅片模型的3D 打印机，调节打印方向及位置，逐个打印翅片11；S100) Fix the input board 10 or the output board 20 on the 3D printer workbench, start the 3D printer loaded with the fin model, adjust the printing direction and position, and print the fins 11 one by one;
或者，or,
工作台上，启动已载入带翅片11的输入板10或输出板20模型的3D打印机，调节打印方向及位置，打印带翅片11的输入板10和输出板20；On the workbench, start the 3D printer loaded with the model of the input board 10 or output board 20 with fins 11, adjust the printing direction and position, and print the input board 10 and output board 20 with fins 11;
或者，or,
对原始板材通过电火花切割或化学刻蚀或线切割加工出带有翅片11的输入板10和输出板20；The input board 10 and the output board 20 with the fins 11 are processed by EDM cutting, chemical etching or wire cutting from the original plate;
S200)将输入板10与输出板20相对、使翅片11位于换热腔体50内，将输入板10和输出板20的边缘卡入卡槽34内，将相邻的一对输入板10和输出板20连为一体；S200) Oppose the input plate 10 and the output plate 20 so that the fins 11 are located in the heat exchange cavity 50, snap the edges of the input plate 10 and the output plate 20 into the slot 34, and place the adjacent pair of input plates 10 It is connected with the output board 20 as a whole;
S300)将压头40抵在一对输入板10和输出板20的外壁，将横梁41上的螺栓拧入螺孔内，施加预定预紧力；S300) Abut the indenter 40 against the outer walls of the pair of input plates 10 and the output plate 20, screw the bolts on the beam 41 into the screw holes, and apply a predetermined pre-tightening force;
S400)重复步骤S200)-S300，安装其他换热单元，直至将各个换热单元叠摞设置。S400) Repeat steps S200)-S300 to install other heat exchange units until the heat exchange units are stacked on top of each other.
优选的，所述换热装置横截面为长方形或扇形时，在相邻扣合装置30之间设置密封板35密封。Preferably, when the cross section of the heat exchange device is rectangular or fan-shaped, a sealing plate 35 is provided between the adjacent fastening devices 30 for sealing.
实施例2 建筑内的微燃机冷热电联供***Example 2 Micro-combustion engine combined cooling, heating and power supply system in the building
如图8所示，包括微型燃气轮机；所述微型燃气轮机，包括回热器101、空压机102、透平104和启发一体式电机103，其中，回热器101设有第一进口1011、第一出口1012、第二进口1013和第二出口1014；空压机102的出口与回热器101的第一进口1011连接，回热器101的第一出口1012与燃烧室105入口连接，燃烧室105出口透平104的入口连接，透平104的出口与回热器101的第二进口1013连接；回热器101的第二出口1014分别与溴化锂机组3、自来水加热装置、介质供暖装置5(比如地暖管道或暖气片)、空气净化器6连接。As shown in FIG. 8, it includes a micro gas turbine; the micro gas turbine includes a regenerator 101, an air compressor 102, a turbine 104 and an inspiring integrated motor 103, wherein the regenerator 101 is provided with a first inlet 1011, a second An outlet 1012, a second inlet 1013 and a second outlet 1014; the outlet of the air compressor 102 is connected to the first inlet 1011 of the regenerator 101, the first outlet 1012 of the regenerator 101 is connected to the inlet of the combustion chamber 105, the combustion chamber 105 The inlet of the outlet turbine 104 is connected, and the outlet of the turbine 104 is connected with the second inlet 1013 of the regenerator 101; the second outlet 1014 of the regenerator 101 is respectively connected with the lithium bromide unit 3, the tap water heating device, and the medium heating device 5 ( Such as floor heating pipes or radiators), and air purifiers 6 are connected.
还包括太阳能反射镜2、太阳能收集装置21，太阳能收集装置21设在微型燃气轮机上；微型燃气轮机位于太阳能反射镜2上方，并使太阳能收集装置21位于太阳能反射镜2(比如碟式反光镜)聚点上。It also includes a solar reflector 2 and a solar collector 21. The solar collector 21 is arranged on a micro gas turbine; the micro gas turbine is located above the solar reflector 2, and the solar collector 21 is located on the solar reflector 2 (such as a dish reflector). Point.
所述太阳能收集装置2为吸热板，吸热板包覆在回热器101外壳上，或作为回热器101的部分或全部外壳。The solar energy collecting device 2 is a heat absorbing plate, and the heat absorbing plate is covered on the casing of the regenerator 101 , or used as part or all of the casing of the regenerator 101 .
光照增加了日间回热器101上聚集的热量，可以使微燃机冷热电联供***产生更多的电能和热，使用户受益。The light increases the heat accumulated on the regenerator 101 during the day, which can make the combined cooling, heating and power generation system of the micro-combustion engine generate more electric power and heat, and benefit the user.
其它同实施例1。Others are the same as in Example 1.
实施例3 建筑内的微燃机冷热电联供***Example 3 Micro-combustion engine combined cooling, heating and power supply system in the building
包括微型燃气轮机，所述微型燃气轮机包括空压机102、透平104、燃烧室105和启发一体式电机103，如图9所示，工作时，气体通过微型燃气轮机的空压机102出口通入燃烧室105燃烧后推动透平104做功，排出的气体与溴化锂机组3连接以制冷，或/和与自来水加热装置连接以加热自来水，或/和与介质供暖装置5连接以加热介质供暖，或/和与空气净化器6连接以将净化后的气体作为暖气输送至用户。Including a micro gas turbine, the micro gas turbine includes an air compressor 102, a turbine 104, a combustion chamber 105 and an inspiring integrated motor 103. As shown in FIG. 9, during operation, the gas passes through the air compressor 102 outlet of the micro gas turbine. After the combustion of the chamber 105, the turbine 104 is pushed to do work, and the exhausted gas is connected with the lithium bromide unit 3 for cooling, or/and with the tap water heating device for heating tap water, or/and with the medium heating device 5 for heating medium heating, or/and It is connected to the air cleaner 6 to deliver the purified gas to the user as warm air.
给本领域技术人员提供上述实施例，以完全公开和描述如何实施和使用所主张的实施方案，而不是用于限制本文公开的范围。对于本领域技术人员而言显而易见的修饰将在所附权利要求的范围内。The foregoing examples are provided to those skilled in the art to fully disclose and describe how to make and use the claimed embodiments, and are not intended to limit the scope of the disclosure herein. Modifications obvious to those skilled in the art are intended to be within the scope of the appended claims.

Claims (10)

  1. 一种建筑内的微燃机冷热电联供***，包括微型燃气轮机，其特征在于：所述微型燃气轮机包括空压机、透平、燃烧室，气体通过微型燃气轮机的空压机出口通入燃烧室、与燃料或可燃废料混合混合并燃烧后推动透平做功，排出的气体与溴化锂机组连接以制冷，或/和与自来水加热装置连接以加热自来水，或/和与介质供暖装置连接以加热介质供暖，或/和与空气净化器连接以将净化后的气体作为暖气输送至用户。A combined cooling, heating and power supply system for a micro-gas turbine in a building, comprising a micro-gas turbine, characterized in that: the micro-gas turbine comprises an air compressor, a turbine, and a combustion chamber, and gas is introduced into combustion through the air compressor outlet of the micro-gas turbine The exhaust gas is connected to the lithium bromide unit to cool, or/and to the tap water heating device to heat the tap water, or/and to the medium heating device to heat the medium Heating, or/and connecting to an air cleaner to deliver the purified gas to the user as warm air.
  2. 根据权利要求1所述的建筑内的微燃机冷热电联供***，其特征在于：所述微型燃气轮机还包括启发一体式电机，启发一体式电机先作为电动机带动空压机启动，待加速到能独立运行后，则作为发电机发电，气体经燃烧室燃烧后推动透平做功的同时带动启发一体式电机发电。The combined cooling, heating and power supply system of a micro-gas turbine in a building according to claim 1, characterized in that: the micro-gas turbine further comprises a heuristic integrated motor, and the heuristic integrated motor is used as a motor to drive the air compressor to start, and is to be accelerated. After it can run independently, it will act as a generator to generate electricity. After the gas is combusted in the combustion chamber, it will push the turbine to do work, and at the same time, it will drive the inspiring integrated motor to generate electricity.
  3. 根据权利要求1所述的建筑内的微燃机冷热电联供***，其特征在于：所述微型燃气轮机还包括回热器，所述回热器设有第一进口、第一出口、第二进口和第二出口；空压机的出口与回热器的第一进口连接，回热器的第一出口与燃烧室的入口连接，燃烧室出口与透平的入口连接，透平的出口与回热器的第二进口连接；回热器的第二出口排出的气体与溴化锂机组连接以制冷，或/和与自来水加热装置连接以加热自来水，或/和与介质供暖装置连接以加热介质供暖，或/和与空气净化器连接以将净化后的气体作为暖气输送至用户。The combined cooling, heating and power supply system for a micro gas turbine in a building according to claim 1, wherein the micro gas turbine further comprises a regenerator, and the regenerator is provided with a first inlet, a first outlet, a second Two inlets and a second outlet; the outlet of the air compressor is connected to the first inlet of the regenerator, the first outlet of the regenerator is connected to the inlet of the combustion chamber, the outlet of the combustion chamber is connected to the inlet of the turbine, and the outlet of the turbine Connect with the second inlet of the regenerator; the gas discharged from the second outlet of the regenerator is connected with the lithium bromide unit to cool, or/and with the tap water heating device to heat the tap water, or/and with the medium heating device to heat the medium Heating, or/and connecting to an air cleaner to deliver the purified gas to the user as warm air.
  4. 根据权利要求1或2或3所述的建筑内的微燃机冷热电联供***，其特征在于：所述介质供暖装置为地暖管道或暖气片；或/和：所述溴化锂机组制冷后冷气通过地冷或墙冷管道通入用户。The micro-combustion engine combined cooling, heating and power supply system in a building according to claim 1, 2 or 3, characterized in that: the medium heating device is a floor heating pipe or a radiator; or/and: the lithium bromide unit is cooled after cooling Air-conditioning is routed to users through floor-cooled or wall-cooled ducts.
  5. 根据权利要求1或2或3所述的建筑内的微燃机冷热电联供***，其特征在于：还包括太阳能反射镜、太阳能收集装置，太阳能收集装置设在微型燃气轮机上，微型燃气轮机位于太阳能反射镜上方或下方，并使太阳能收集装置位于太阳能反射镜聚点上。The combined cooling, heating and power supply system for a micro-gas turbine in a building according to claim 1, 2 or 3, characterized in that it further comprises a solar reflector and a solar collector, wherein the solar collector is arranged on the micro-turbine, and the micro-turbine is located in the Above or below the solar mirror and with the solar collector on the solar mirror focal point.
  6. 根据权利要求5所述的建筑内的微燃机冷热电联供***，其特征在于：所述太阳能收集装置为吸热板，吸热板包覆在回热器外壳上，或作为回热器的部分或全部外壳。The combined cooling, heating and power supply system for a micro-combustion engine in a building according to claim 5, wherein the solar energy collecting device is a heat absorbing plate, and the heat absorbing plate is covered on the regenerator shell, or is used as a heat recovery plate. part or all of the housing of the device.
  7. 根据权利要求1或2或3所述的建筑内的微燃机冷热电联供***，其特征在于：所述回热器为多腔体式换热装置，多腔体式换热装置的结构为：包括至少两个换热单元，所述换热单元包括输入板和输出板，所述输入板和输出板的侧面通过扣合装置密封连接，一对相邻的所述输入板和输出板之间围成换热腔体。The combined cooling, heating and power supply system for a micro-combustion engine in a building according to claim 1, 2 or 3, wherein the regenerator is a multi-chamber heat exchange device, and the structure of the multi-chamber heat exchange device is: : At least two heat exchange units are included, the heat exchange units include an input plate and an output plate, the sides of the input plate and the output plate are sealed and connected by a snap-fit device, and a pair of adjacent input plates and output plates are It is surrounded by a heat exchange cavity.
  8. 根据权利要求7所述的建筑内的微燃机冷热电联供***，其特征在于：换热腔体内，位于输入板和输出板的内壁上均设有翅片。The combined cooling, heating and power supply system for a micro-combustion engine in a building according to claim 7, wherein fins are provided on the inner walls of the input plate and the output plate in the heat exchange cavity.
  9. 根据权利要求8所述的建筑内的微燃机冷热电联供***，其特征在于：所述翅片与输 入板或输出板一体成型；或者，所述翅片与输入板或输出板固定；The combined cooling, heating and power supply system for a micro-combustion engine in a building according to claim 8, wherein the fins are integrally formed with the input plate or the output plate; or, the fins are fixed with the input plate or the output plate ;
    或/和：所述翅片为波浪形板或直板。Or/and: the fins are corrugated plates or straight plates.
  10. 根据权利要求7或8或9所述的建筑内的微燃机冷热电联供***，其特征在于：所述多腔体式换热装置是通过以下方法制备得到的：The micro-combustion turbine combined cooling, heating and power supply system in a building according to claim 7 or 8 or 9, wherein the multi-chamber heat exchange device is prepared by the following method:
    S100)将输入板或输出板固定在3D打印机工作台上，启动已载入翅片模型的3D打印机，调节打印方向及位置，逐个打印翅片；S100) Fix the input board or output board on the 3D printer workbench, start the 3D printer loaded with the fin model, adjust the printing direction and position, and print the fins one by one;
    或者，or,
    工作台上，启动已载入带翅片的输入板或输出板模型的3D打印机，调节打印方向及位置，打印带翅片的输入板和输出板；On the workbench, start the 3D printer loaded with the finned input board or output board model, adjust the printing direction and position, and print the finned input board and output board;
    或者，or,
    对原始板材通过电火花切割或化学刻蚀或线切割加工出带有翅片的输入板和输出板；The input plate and output plate with fins are processed by EDM or chemical etching or wire cutting from the original plate;
    S200)将输入板与输出板相对、使翅片位于换热腔体内，将输入板和输出板的边缘卡入卡槽内，将相邻的一对输入板和输出板连为一体；S200) Oppose the input plate and the output plate, so that the fins are located in the heat exchange cavity, snap the edges of the input plate and the output plate into the slot, and connect the adjacent pair of input plates and the output plates into one body;
    S300)将压头抵在一对输入板和输出板的外壁，将横梁上的螺栓拧入螺孔内，施加预定预紧力；S300) press the indenter against the outer walls of a pair of input plates and output plates, screw the bolts on the beam into the screw holes, and apply a predetermined pre-tightening force;
    S400)重复步骤S200)-S300，安装其他换热单元，直至将各个换热单元叠摞设置。S400) Repeat steps S200)-S300 to install other heat exchange units until the heat exchange units are stacked on top of each other.
PCT/CN2021/099957 2020-11-13 2021-06-15 Cooling, heating and power supply-combined system of micro-combustion turbine in building WO2022100088A1 (en)

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CN112503793A (en) * 2020-11-13 2021-03-16 靳新中 Micro-gas turbine combined cooling, heating and power system in building

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