CN114151848B - Domestic combined heat and power device for fuel cell - Google Patents
Domestic combined heat and power device for fuel cell Download PDFInfo
- Publication number
- CN114151848B CN114151848B CN202111237097.4A CN202111237097A CN114151848B CN 114151848 B CN114151848 B CN 114151848B CN 202111237097 A CN202111237097 A CN 202111237097A CN 114151848 B CN114151848 B CN 114151848B
- Authority
- CN
- China
- Prior art keywords
- fuel cell
- intercommunication
- box body
- pipe
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000446 fuel Substances 0.000 title claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000002912 waste gas Substances 0.000 claims abstract description 40
- 239000002826 coolant Substances 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 55
- 238000001816 cooling Methods 0.000 claims description 40
- 239000000110 cooling liquid Substances 0.000 claims description 28
- 238000005192 partition Methods 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000011229 interlayer Substances 0.000 claims description 15
- 239000010410 layer Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 3
- 238000007664 blowing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 8
- 238000010248 power generation Methods 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 7
- 238000007789 sealing Methods 0.000 description 7
- 239000002918 waste heat Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
-
- 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
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C3/00—Other direct-contact heat-exchange apparatus
- F28C3/02—Other direct-contact heat-exchange apparatus the heat-exchange media both being gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04029—Heat exchange using liquids
-
- 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
- F24D2200/16—Waste heat
- F24D2200/19—Fuel cells
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Fuel Cell (AREA)
Abstract
The utility model relates to a domestic cogeneration device of fuel cell, it includes the fuel cell reactor and is used for storing the liquid reserve tank of coolant liquid, the intercommunication has catheter and back flow on the liquid reserve tank, catheter and fuel cell reactor intercommunication, fuel cell reactor department intercommunication has the heat delivery pipeline, the heat delivery pipeline is used for communicateing warm up and lays the pipeline, the back flow with warm up the exit end intercommunication of laying the pipeline, the intercommunication has the shunt tubes on the heat delivery pipeline, be provided with the switching-over valve on the heat delivery pipeline, the switching-over valve is used for carrying coolant liquid and waste gas to warm up and lays pipeline or shunt tubes in, the intercommunication has the cooler bin on the shunt tubes, the intercommunication has the connecting pipe on the cooler bin, connecting pipe and liquid reserve tank intercommunication, be provided with on the connecting pipe and be used for carrying the water pump to the liquid reserve tank in with the water in the cooler bin. The present application has the effect of high applicability of the cogeneration device.
Description
Technical Field
The application relates to the technical field of new energy utilization, in particular to a domestic combined heat and power device with a fuel cell.
Background
A fuel cell is a chemical device that directly converts chemical energy of fuel into electric energy, also called an electrochemical generator, which is a fourth power generation technology following hydroelectric power generation, thermal power generation and atomic power generation; the fuel cell converts the Gibbs free energy in the chemical energy of the fuel into electric energy through electrochemical reaction, and is not limited by Carnot cycle effect, so the power generation efficiency is high, and the fuel cell emits few harmful gases in the power generation process, has long service life, and is a power generation technology with promising development prospect from the viewpoints of energy conservation and ecological environment protection.
The patent document with the publication number of CN110808386A discloses a household thermoelectric combined supply device for fuel cells, which comprises a hydrogen storage system, a deionizer, an expansion water kettle, a lithium cell system, an air compressor, a fuel cell DC converter, a fuel cell reactor, a fuel cell intercooler and a radiator, wherein the hydrogen storage system is connected with the fuel cell reactor through a hydrogen conveying pipe, the air compressor is connected with the fuel cell intercooler and the fuel cell intercooler are connected with the fuel cell reactor through air conveying pipes, the radiator, the deionizer, the expansion water kettle and the fuel cell reactor are connected with one another through a cooling liquid return pipe in sequence, the fuel cell reactor is electrically connected with the fuel cell DC converter, the fuel cell DC converter is electrically connected with the lithium cell system, cooling liquid and waste gas with a large amount of waste heat at the fuel cell reactor enter a floor heating laying pipeline through a heat output pipeline, and the radiator is connected with an outlet of the floor heating laying pipeline through a cooling return pipe.
Hydrogen and compressed air are subjected to chemical reaction under the action of a catalyst in a fuel cell reactor to generate electric energy, water with a large amount of waste heat and waste gas, the generated electric energy is converted by an alternating current-direct current converter of the fuel cell DC converter, and the voltage conversion of a lithium battery system can be directly connected into a household power grid for household electricity utilization; the cooling liquid and the waste gas with a large amount of waste heat enter a floor heating laying pipeline through a heat output pipeline to exchange heat so as to achieve the aim of heating in winter.
The related art described above has the following drawbacks: when the indoor temperature is higher, the heat generated by the combined heat and power device during power generation continuously supplies heat indoors by laying a pipeline through floor heating, so that the indoor temperature is continuously high, and the normal life of people is influenced.
Disclosure of Invention
In order to improve the applicability of the cogeneration device, the application provides a fuel cell domestic cogeneration device.
The utility model provides a fuel cell domestic cogeneration device adopts following technical scheme:
the utility model provides a domestic cogeneration device of fuel cell, includes the fuel cell reactor and is used for storing the liquid reserve tank of coolant liquid, the intercommunication has catheter and back flow on the liquid reserve tank, catheter and fuel cell reactor intercommunication, fuel cell reactor department intercommunication has heat delivery pipeline, heat delivery pipeline is used for communicateing warm up and lays the pipeline, the exit end intercommunication of pipeline is laid with warm up to the back flow, the intercommunication has the shunt tubes on the heat delivery pipeline, be provided with the switching-over valve on the heat delivery pipeline, the switching-over valve is used for carrying coolant liquid and waste gas to warm up and lays pipeline or shunt tubes, the intercommunication has the cooler bin on the shunt tubes, the intercommunication has the connecting pipe on the cooler bin, connecting pipe and liquid reserve tank intercommunication, be provided with on the connecting pipe and be used for carrying the water pump in the cooler bin to the liquid reserve tank.
By adopting the technical scheme, when the fuel cell reactor generates electricity, the liquid storage tank transfers cooling liquid to the fuel cell reactor through the liquid guide pipe, heat generated when the fuel cell reactor generates electricity is transferred to the cooling liquid in a heat transfer mode, and the cooling liquid with a large amount of waste heat and waste gas enter the heat output pipeline; when the indoor temperature is low, the cooling liquid and the waste gas with heat in the heat output pipeline are guided into the floor heating laying pipeline through the reversing valve to supply heat to the indoor space; when need not to indoor heat supply, make heat output pipeline and shunt tubes intercommunication through the switching-over valve, coolant liquid and waste gas pass through in heat output pipeline and the shunt tubes entering cooling tank to cool down coolant liquid and waste gas through the cooling tank, later, lead back the liquid reserve tank with the coolant liquid in through water pump and connecting pipe, the heat can not lay the pipeline transmission for indoor through warm up, thereby greatly increased the suitability of cogeneration device.
Optionally, still include the refrigeration water tank, the cooling tank includes interior box and outer box, interior box sets up in outer box inside, shunt tubes and connecting pipe all communicate with interior box, be provided with the interlayer between interior box and the outer box, interlayer in-connection has inlet tube and outlet pipe, inlet tube and outlet pipe all run through outer box and extend to the outer box outside, inlet tube and outlet pipe all communicate with the refrigeration water tank.
Through adopting above-mentioned technical scheme, inside coolant liquid and the waste gas that have the waste heat got into interior box, cold water was carried in the interlayer between to interior box and the outer box through the inlet tube to the refrigeration water tank, and the coolant liquid and the waste gas in the internal box are cooled down, later, water flows out the interlayer through the outlet pipe and flows back the refrigeration water tank and cool off once more to make the cooler bin keep lasting low temperature.
Optionally, the fixed baffle that is provided with in the baffle, all be provided with the clearance between the lateral wall of baffle and interior box and the inside wall of outer box, inlet tube and outlet pipe all run through the baffle and extend to the baffle and be close to in the interval of box one side, be provided with the heat preservation between the inside wall of baffle and outer box.
Through adopting above-mentioned technical scheme, keep warm to the intraformational water in interlayer through the heat preservation, prevent to a certain extent that microthermal water and the external heat exchange that takes place of outer box in the interlayer, the box wall that the low temperature of aquatic runs off through outer box.
Optionally, the inner box body is internally communicated with an air outlet pipe, one end of the air outlet pipe penetrates through the outer box body and extends out of the outer box body, a cooling fan is arranged on the connecting pipe and used for blowing air to an outlet of the air outlet pipe, and a driving piece used for driving the cooling fan to rotate is arranged on the connecting pipe.
Through adopting above-mentioned technical scheme, waste gas passes through the cooler bin cooling back, discharges through the waste gas of outlet duct in with the cooler bin, because still have a small amount of heats in the waste gas, waste gas drives about the thermantidote through the driving piece and rotates at the discharge in-process, carries out the forced air cooling to waste gas, prevents to a certain extent that heat in the waste gas makes indoor temperature rise.
Optionally, the driving piece includes the impeller, the fixed installing frame that is provided with on the lateral wall of connecting pipe, the inside of installing frame and the inside intercommunication of connecting pipe, the impeller rotates and sets up in the installing frame, the one end of impeller is located the connecting pipe, the fixed pivot that is provided with on the impeller, the pivot runs through the installing frame and rotates with the installing frame to be connected, pivot and the coaxial fixed connection of thermantidote.
Through adopting above-mentioned technical scheme, the coolant liquid in the connecting tube promotes the impeller and rotates when flowing, and when the impeller pivoted, transmits power for the thermantidote through the pivot to drive the thermantidote rotation, whole process need not additionally increase the power, thereby has practiced thrift the energy.
Optionally, the lateral wall of liquid reserve tank offers the connector with the inside intercommunication of liquid reserve tank, connecting pipe and connector intercommunication, the inner wall of liquid reserve tank offers the fender chute with the connector intercommunication, it is provided with the baffling piece to slide along the direction that is close to or keeps away from the baffling chute diapire in the baffling chute, be provided with in the liquid reserve tank and be used for ordering about the gliding drive assembly of baffling piece.
Through adopting above-mentioned technical scheme, when heat delivery pipeline with warm up lay the pipeline intercommunication, order about through drive assembly and keep off the class piece and carry out the shutoff to the connector, prevent on certain maturity that the water in the liquid reserve tank from flowing to the cooler bin in through the connector.
Optionally, drive assembly includes connecting rod and elastic component, the spout has been seted up along the slip direction of fender stream piece to the diapire in fender stream groove, the connecting rod slides and sets up in the spout, just connecting rod and fender stream piece fixed connection, the elastic component is used for ordering about and keeps off stream piece and to sliding to being close to fender stream tank bottom wall direction.
By adopting the technical scheme, the sliding direction of the flow blocking block is limited through the connecting rod, and when the cooling liquid in the connecting pipe flows to the liquid storage tank, the flow blocking block is pushed to slide towards the direction far away from the bottom wall of the flow blocking groove, and the flow blocking block is separated from the flow blocking groove, so that the cooling liquid in the connecting pipe can smoothly enter the liquid storage tank; when the heat output pipeline is communicated with the floor heating laying pipeline, no liquid flows in the connecting pipe, and at the moment, the flow blocking block is driven by the elastic piece to slide towards the direction close to the bottom wall of the flow blocking groove, and the connecting port is blocked; in the whole process, manual control of workers is not needed, and convenience is greatly improved.
Optionally, the elastic component includes the spring, the lateral wall of spout has seted up the spacing groove along the slip direction of connecting rod, the fixed stopper that is provided with on the connecting rod, the stopper slides and sets up at the spacing inslot, the spring sets up at the spacing inslot, just the one end of spring and spacing groove are close to the end wall butt that keeps off the class piece, the other end and stopper butt.
Through adopting above-mentioned technical scheme, when the coolant liquid in the connecting tube promoted the baffling piece and slided to keeping away from baffling tank bottom wall direction, the stopper slided in the spacing groove to compression spring, when no liquid flows in the connecting tube, the spring promoted the stopper under the effect of elasticity and slided to the direction of keeping away from the liquid reserve tank inside, and drove the baffling piece and slided to being close to baffling tank bottom wall direction, thereby realized the shutoff to the connector.
Optionally, the size of the notch of the flow blocking groove gradually increases along the direction away from the bottom wall of the flow blocking groove, and the side wall of the flow blocking block is matched with the side wall of the flow blocking groove.
Through adopting above-mentioned technical scheme, the direction that keeps away from the chute diapire with the notch size in chute that keeps off is crescent gradually, and the piece that is convenient for keep off the stream inserts in the chute that keeps off.
Optionally, the lateral wall cover of the flow blocking block is provided with a sealing rubber ring, the lateral wall of the flow blocking block is provided with an annular groove, and the sealing rubber ring is arranged in the annular groove.
Through adopting above-mentioned technical scheme, increase the leakproofness between fender stream block and the fender stream groove lateral wall through sealed rubber ring, prevent to a certain extent that water from entering into in the connecting port through keeping off the gap between stream block and the fender stream groove.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the fuel cell reactor generates electricity, the liquid storage tank transfers cooling liquid to the fuel cell reactor through the liquid guide pipe, heat generated when the fuel cell reactor generates electricity is transferred to the cooling liquid in a heat transfer mode, and the cooling liquid with a large amount of waste heat and waste gas enter the heat output pipeline; when the indoor temperature is low, the cooling liquid and the waste gas with heat in the heat output pipeline are guided into the floor heating laying pipeline through the reversing valve to supply heat to the indoor space; when heat supply to the indoor is not needed, the heat output pipeline is communicated with the flow dividing pipe through the reversing valve, cooling liquid and waste gas enter the cooling box through the heat output pipeline and the flow dividing pipe, the cooling liquid and the waste gas are cooled through the cooling box, then the cooling liquid is guided back into the liquid storage box through the water pump and the connecting pipe, heat cannot be transferred to the indoor through a floor heating laying pipeline, and therefore the applicability of the combined heat and power device is greatly improved;
2. the sliding direction of the flow blocking block is limited through the connecting rod, and when the cooling liquid in the connecting pipe flows to the liquid storage tank, the flow blocking block is pushed to slide towards the direction far away from the bottom wall of the flow blocking groove, and the flow blocking block is separated from the flow blocking groove, so that the cooling liquid in the connecting pipe can smoothly enter the liquid storage tank; when the heat output pipeline is communicated with the floor heating laying pipeline, no liquid flows in the connecting pipe, and at the moment, the flow blocking block is driven by the elastic piece to slide towards the direction close to the bottom wall of the flow blocking groove, and the connecting port is blocked; in the whole process, manual control by workers is not needed, so that convenience is greatly improved;
3. waste gas passes through the cooler bin cooling back, through the waste gas discharge of outlet duct in with the cooler bin, because still have a small amount of heats in the waste gas, the coolant liquid in the connecting tube promotes the impeller rotation when flowing, and when impeller rotation, power transmission gives the thermantidote through the pivot to drive the thermantidote rotation, carry out the forced air cooling to waste gas, prevent to a certain extent that the heat in the waste gas makes indoor temperature rise.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a partial schematic structural diagram of an embodiment of the present application, which is mainly used for illustrating the connection relationship between a heat output pipeline and a cooling box;
FIG. 3 is a partial sectional view of the structure of the embodiment of the present application, mainly used to express the internal structure of the cooling box;
FIG. 4 is a schematic partial structural diagram of an embodiment of the present application, which is mainly used for expressing a connection relationship between a cooling fan and an impeller;
FIG. 5 is a partial sectional view of the structure of the embodiment of the present application, which is mainly used for showing the internal structure of the liquid storage tank;
fig. 6 is an enlarged view of a portion a of fig. 5.
Description of reference numerals: 1. a fuel cell reactor; 11. an exhaust gas pipe; 2. a liquid storage tank; 21. a return pipe; 22. a connection port; 23. a flow blocking groove; 24. a flow blocking block; 241. sealing the rubber ring; 242. an annular groove; 25. a chute; 26. a limiting groove; 3. a heat output conduit; 31. a shunt tube; 32. a reversing valve; 4. a cooling tank; 41. a connecting pipe; 411. a water pump; 412. installing a frame; 413. an impeller; 414. a rotating shaft; 415. a protective cover; 42. an inner box body; 421. an air outlet pipe; 43. an outer case; 44. an interlayer; 441. a partition plate; 442. a heat-insulating layer; 45. a water inlet pipe; 46. a water outlet pipe; 47. a refrigeration water tank; 5. a cooling fan; 6. a drive assembly; 61. a connecting rod; 611. a limiting block; 62. a spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a fuel cell household cogeneration device. Referring to fig. 1, a domestic combined heat and power device of fuel cell, including fuel cell reactor 1 and the liquid reserve tank 2 that is used for storing the coolant liquid, the intercommunication has the catheter on the liquid reserve tank 2, catheter and fuel cell reactor 1 intercommunication, 1 department intercommunication of fuel cell reactor has heat output pipeline 3, heat output pipeline 3 is used for the intercommunication to warm up lays the pipeline, be provided with the exhaust pipe 11 that is used for discharging waste gas on the fuel cell reactor 1, exhaust pipe 11 and heat output pipeline 3 intercommunication, the intercommunication has back flow 21 on the liquid reserve tank 2, back flow 21 is used for with warm up the exit end intercommunication of laying the pipeline.
Referring to fig. 1 and 2, the heat output pipeline 3 is communicated with a shunt pipe 31, the heat output pipeline 3 is provided with a reversing valve 32 which is used for conveying cooling liquid and waste gas into a floor heating laying pipeline or the shunt pipe 31, the shunt pipe 31 is communicated with a cooling box 4, the cooling box 4 and the liquid storage tank 2 are communicated with a connecting pipe 41, the connecting pipe 41 is connected with a water pump 411, and water in the cooling box 4 is conveyed into the liquid storage tank 2 through the water pump 411.
Referring to fig. 2 and 3, the cooling box 4 includes an inner box 42 and an outer box 43, the inner box 42 is disposed inside the outer box 43, the dividing pipe 31 and the connecting pipe 41 are both communicated with the inner box 42, an interlayer 44 is disposed between the inner box 42 and the outer box 43, an inlet pipe 45 and an outlet pipe 46 are communicated in the interlayer 44, the inlet pipe 45 and the outlet pipe 46 are disposed on two sides of the outer box 43, the outlet pipe 46 is far away from the bottom wall of the outer box 43, the inlet pipe 45 and the outlet pipe 46 both penetrate through the outer box 43 and extend to the outer side of the outer box 43, a cooling water tank 47 is communicated on one side of the outlet pipe 46 far away from the outer box 43, and a water outlet end of the cooling water tank 47 is communicated with the inlet pipe 45.
Inside coolant liquid and the waste gas that have the waste heat got into interior box 42, cold water is carried in the interlayer 44 between to interior box 42 and outer box 43 through inlet tube 45 to refrigeration water tank 47, and the coolant liquid and the waste gas in interior box 42 are cooled down, and later, water flows out interlayer 44 through outlet pipe 46 and flows back refrigeration water tank 47 and cools off once more to make cooling tank 4 keep lasting low temperature.
Referring to fig. 3, a partition plate 441 is welded in the partition plate 44, the partition plate 441 is made of a stainless steel plate, gaps are respectively arranged between the partition plate 441 and the outer side wall of the inner box 42 and between the partition plate 441 and the inner side wall of the outer box 43, the partition plate 44 is divided into two independent sections by the partition plate 441, a heat insulation layer 442 is arranged in the section formed by the partition plate 441 and the outer box 43, the heat insulation layer 442 is made of heat insulation cotton, and the water inlet pipe 45 and the water outlet pipe 46 both penetrate through the heat insulation layer 442 and the partition plate 441 and extend into the section formed by the partition plate 441 and the outer side wall of the inner box 42; the water in the interlayer 44 is insulated by the insulating layer 442, so that heat exchange between the low-temperature water in the interlayer 44 and the outside of the outer box 43 is prevented to a certain extent, and the low temperature water is lost through the box wall of the outer box 43.
Referring to fig. 2 and 4, an air outlet pipe 421 is communicated with the inner box 42, the air outlet pipe 421 penetrates through the partition plate 441, the heat insulating layer 442 and the outer box 43 extend to the outer side of the outer box 43, the cooling fan 5 is arranged on the connecting pipe 41 in a rotating manner, the cooling fan 5 is close to the outlet of the air outlet pipe 421, a driving part for driving the cooling fan 5 to rotate is arranged on the connecting pipe 41, the driving part comprises an impeller 413, an installation frame 412 is welded on the side wall of the connecting pipe 41, the inside of the installation frame 412 is communicated with the inside of the connecting pipe 41, the impeller 413 is rotatably arranged in the installation frame 412, one end of the impeller 413 is located in the connecting pipe 41, a rotating shaft 414 is coaxially welded on the impeller 413, the rotating shaft 414 penetrates through the installation frame 412 and is rotatably connected with the installation frame 412, the rotating shaft 414 is coaxially welded with the cooling fan 5, a protective cover 415 is welded on the installation frame 412, and the cooling fan 5 is arranged in the protective cover 415.
Waste gas passes through cooling tank 4 cooling back, through the exhaust emission of outlet duct 421 in with cooling tank 4, because still have a small amount of heats in the waste gas, coolant liquid in the connecting pipe 41 when flowing promotes impeller 413 and rotates, when impeller 413 pivoted, gives thermantidote 5 through pivot 414 with power transmission to drive thermantidote 5 and rotate, carry out the forced air cooling to waste gas, prevent to a certain extent that the heat in the waste gas makes indoor temperature rise.
Referring to fig. 5 and 6, a connector 22 communicated with the inside of the liquid storage tank 2 is provided on the side wall of the liquid storage tank 2, the connecting pipe 41 is communicated with the connector 22, a flow blocking groove 23 communicated with the connector 22 is provided on the inner wall of the liquid storage tank 2, a flow blocking block 24 is slidably provided in the flow blocking groove 23 along the direction perpendicular to the bottom wall of the flow blocking groove 23, the side wall of the flow blocking groove 23 is inclined, the size of the notch of the flow blocking groove 23 gradually increases along the direction away from the bottom wall of the flow blocking groove 23, and the side wall of the flow blocking block 24 is matched with the side wall of the flow blocking groove 23.
Referring to fig. 6, a sealing rubber ring 241 is sleeved on the side wall of the flow blocking block 24, an annular groove 242 is formed in the side wall of the flow blocking block 24, and the sealing rubber ring 241 is clamped in the annular groove 242; the sealing rubber ring 241 increases the sealing performance between the flow blocking block 24 and the side wall of the flow blocking groove 23, and prevents water from entering the connecting port 22 through the gap between the flow blocking block 24 and the flow blocking groove 23 to a certain extent.
Referring to fig. 6, a driving assembly 6 for driving the flow blocking block 24 to slide is arranged in the liquid storage tank 2, the driving assembly 6 comprises a connecting rod 61 and an elastic piece, a sliding groove 25 is formed in the bottom wall of the flow blocking groove 23 along the sliding direction of the flow blocking block 24, the connecting rod 61 is arranged in the sliding groove 25 in a sliding manner, and the connecting rod 61 is welded with one end, close to the bottom wall of the flow blocking groove 23, of the flow blocking block 24; a limiting groove 26 is formed in the side wall of the sliding groove 25 along the sliding direction of the connecting rod 61, a limiting block 611 is welded on the connecting rod 61, and the limiting block 611 is arranged in the limiting groove 26 in a sliding manner; the elastic element comprises a spring 62, the spring 62 is arranged in the limiting groove 26, one end of the spring 62 is abutted with the end wall of the limiting groove 26 close to the flow blocking block 24, and the other end of the spring is abutted with the limiting block 611.
The connecting rod 61 limits the sliding direction of the flow blocking block 24, when the cooling liquid in the connecting pipe 41 flows to the liquid storage tank 2, the flow blocking block 24 is pushed to slide in the direction away from the bottom wall of the flow blocking groove 23, and the flow blocking block 24 is separated from the flow blocking groove 23, so that the cooling liquid in the connecting pipe 41 can smoothly enter the liquid storage tank 2; when the heat output pipeline 3 is communicated with a floor heating laying pipeline, no liquid flows in the connecting pipe 41, at the moment, the flow blocking block 24 is driven by the spring 62 to slide towards the direction close to the bottom wall of the flow blocking groove 23, and the connecting port 22 is blocked; in the whole process, manual control of workers is not needed, and convenience is greatly improved.
The implementation principle of the fuel cell household cogeneration device in the embodiment of the application is as follows: when the fuel cell reactor 1 generates electricity, the liquid storage tank 2 transfers cooling liquid to the fuel cell reactor 1 through the liquid guide pipe to cool the fuel cell reactor 1, heat generated when the fuel cell reactor 1 generates electricity is transferred to the cooling liquid in a heat transfer mode, the cooling liquid after heat transfer enters the heat output pipeline 3, and waste gas with heat generated when the fuel cell reactor 1 generates electricity enters the heat output pipeline 3 through the waste gas pipe 11;
when the indoor temperature is low, the heat output pipeline 3 is communicated with a floor heating laying pipeline through the reversing valve 32, and cooling liquid and waste gas with heat in the heat output pipeline 3 are led into the floor heating laying pipeline to supply heat to the indoor space;
when heat supply to the indoor is not needed, the heat output pipeline 3 is communicated with the diversion pipe 31 through the reversing valve 32, cooling liquid and waste gas enter the cooling box 4 through the heat output pipeline 3 and the diversion pipe 31, and the cooling liquid and the waste gas are cooled through the cooling box 4; afterwards, lead back the liquid reserve tank 2 with the coolant liquid through water pump 411 and connecting pipe 41 in, the heat can not lay the pipeline through warm up and transmit for indoor to greatly increased the suitability of cogeneration device.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. The utility model provides a domestic combined heat and power device of fuel cell, includes fuel cell reactor (1) and is used for storing liquid reserve tank (2) of coolant liquid, the intercommunication has catheter and back flow (21) on liquid reserve tank (2), catheter and fuel cell reactor (1) intercommunication, fuel cell reactor (1) department intercommunication has heat output pipeline (3), heat output pipeline (3) are used for the intercommunication to warm up and lay the pipeline, back flow (21) with warm up the exit end intercommunication of laying the pipeline, its characterized in that: the heat output pipeline (3) is communicated with a shunt pipe (31), a reversing valve (32) is arranged on the heat output pipeline (3), the reversing valve (32) is used for conveying cooling liquid and waste gas to a floor heating laying pipeline or into the shunt pipe (31), a cooling box (4) is communicated with the shunt pipe (31), the cooling box (4) is communicated with a connecting pipe (41), the connecting pipe (41) is communicated with the liquid storage box (2), and a water pump (411) used for conveying water in the cooling box (4) into the liquid storage box (2) is arranged on the connecting pipe (41);
the cooling box (4) comprises an inner box body (42) and an outer box body (43), the inner box body (42) is arranged inside the outer box body (43), the shunt pipe (31) and the connecting pipe (41) are communicated with the inner box body (42), an interlayer (44) is arranged between the inner box body (42) and the outer box body (43), a water inlet pipe (45) and a water outlet pipe (46) are communicated in the interlayer (44), the water inlet pipe (45) and the water outlet pipe (46) penetrate through the outer box body (43) and extend to the outer side of the outer box body (43), and the water inlet pipe (45) and the water outlet pipe (46) are communicated with the cooling water box (47);
an air outlet pipe (421) is communicated with the inner box body (42), one end of the air outlet pipe (421) penetrates through the outer box body (43) and extends out of the outer box body (43), a cooling fan (5) is fixedly arranged on the connecting pipe (41), the cooling fan (5) is used for blowing air to an outlet of the air outlet pipe (421), and a driving piece used for driving the cooling fan (5) to rotate is arranged on the connecting pipe (41);
the driving piece includes impeller (413), the fixed installing frame (412) that is provided with on the lateral wall of connecting pipe (41), the inside of installing frame (412) and the inside intercommunication of connecting pipe (41), impeller (413) rotate and set up in installing frame (412), the one end of impeller (413) is located connecting pipe (41), the fixed pivot (414) that is provided with on impeller (413), pivot (414) run through installing frame (412) and rotate with installing frame (412) and be connected, pivot (414) and thermantidote (5) coaxial fixed connection.
2. The co-generation apparatus for a fuel cell household as claimed in claim 1, comprising: the insulation box is characterized in that a partition plate (441) is fixedly arranged in the partition layer (44), gaps are formed among the partition plate (441), the outer side wall of the inner box body (42) and the inner side wall of the outer box body (43), the water inlet pipe (45) and the water outlet pipe (46) penetrate through the partition plate (441) and extend to the interval, close to one side of the inner box body (42), of the partition plate (441), and an insulation layer (442) is arranged between the partition plate (441) and the inner side wall of the outer box body (43).
3. A fuel cell domestic combined heat and power plant according to claim 1, characterized in that: connector (22) with the inside intercommunication of liquid reserve tank (2) are seted up to the lateral wall of liquid reserve tank (2), connecting pipe (41) and connector (22) intercommunication, fender chute (23) with connector (22) intercommunication are seted up to the inner wall of liquid reserve tank (2), it slides along the direction that is close to or keeps away from fender chute (23) diapire in fender chute (23) and is provided with fender stream piece (24), be provided with in liquid reserve tank (2) and be used for ordering about keeping off gliding drive assembly (6) of stream piece (24).
4. A fuel cell domestic combined heat and power plant according to claim 3, characterized in that: drive assembly (6) include connecting rod (61) and elastic component, spout (25) have been seted up along the slip direction that keeps off class piece (24) to the diapire that keeps off class piece (23), connecting rod (61) slide to set up in spout (25), just connecting rod (61) and fender class piece (24) fixed connection, the elastic component is used for ordering about and keeps off class piece (24) to sliding near class piece (23) diapire direction.
5. A fuel cell domestic combined heat and power device according to claim 4, wherein: the elastic part comprises a spring (62), a limiting groove (26) is formed in the side wall of the sliding groove (25) along the sliding direction of the connecting rod (61), a limiting block (611) is fixedly arranged on the connecting rod (61), the limiting block (611) is arranged in the limiting groove (26) in a sliding mode, the spring (62) is arranged in the limiting groove (26), one end of the spring (62) abuts against the end wall, close to the flow blocking block (24), of the limiting groove (26), and the other end of the spring abuts against the limiting block (611).
6. A fuel cell domestic combined heat and power device according to claim 3, wherein: the size of the notch of the flow blocking groove (23) is gradually increased along the direction far away from the bottom wall of the flow blocking groove (23), and the side wall of the flow blocking block (24) is matched with the side wall of the flow blocking groove (23).
7. A fuel cell domestic combined heat and power plant according to claim 6, wherein: keep off the lateral wall cover of class piece (24) and be equipped with sealed rubber ring (241), the lateral wall that keeps off class piece (24) has seted up ring channel (242), just sealed rubber ring (241) set up in ring channel (242).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111237097.4A CN114151848B (en) | 2021-10-25 | 2021-10-25 | Domestic combined heat and power device for fuel cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111237097.4A CN114151848B (en) | 2021-10-25 | 2021-10-25 | Domestic combined heat and power device for fuel cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114151848A CN114151848A (en) | 2022-03-08 |
| CN114151848B true CN114151848B (en) | 2023-04-07 |
Family
ID=80458729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111237097.4A Active CN114151848B (en) | 2021-10-25 | 2021-10-25 | Domestic combined heat and power device for fuel cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114151848B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210866372U (en) * | 2019-11-19 | 2020-06-26 | 山东明宇新能源技术有限公司 | Domestic combined heat and power device for fuel cell |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103191476B (en) * | 2012-08-03 | 2015-03-11 | 上海交通大学医学院附属上海儿童医学中心 | Single-fulcrum magnetomotive centrifugal blood pump |
| CN103656706A (en) * | 2012-09-10 | 2014-03-26 | 浙江百隆机械有限公司 | Cooling device of sterilization furnace |
| CN110528792B (en) * | 2019-09-09 | 2021-06-25 | 安徽凤胜建筑有限公司 | Automatic descaling sewage pipe for building |
| CN110808386A (en) * | 2019-11-19 | 2020-02-18 | 山东明宇新能源技术有限公司 | Domestic combined heat and power device for fuel cell |
| CN111969949A (en) * | 2020-09-01 | 2020-11-20 | 湖州海明机械科技有限公司 | Self-circulation water-cooled solar photovoltaic device under high temperature |
-
2021
- 2021-10-25 CN CN202111237097.4A patent/CN114151848B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210866372U (en) * | 2019-11-19 | 2020-06-26 | 山东明宇新能源技术有限公司 | Domestic combined heat and power device for fuel cell |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114151848A (en) | 2022-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108317767B (en) | Proton exchange membrane fuel cell waste heat utilization system and method | |
| CN211471573U (en) | New energy hydrogen production system and heat preservation device thereof | |
| CN106684407A (en) | System and method for controlling and optimizing hydrogen utilization factor of alloy hydrogen-storage fuel cell | |
| CN110233272A (en) | The cold starting system of fuel cell | |
| US10494996B2 (en) | Device of high-temperature solar turbine power generation with thermal energy storage | |
| CN108106470A (en) | A kind of cooling device and aluminium-air cell | |
| CN114151848B (en) | Domestic combined heat and power device for fuel cell | |
| CN108644880B (en) | Solar heating system based on spiral plate type reactor and working method thereof | |
| CN110762664A (en) | Device and air conditioner based on PVT combination cross-season heat storage and dew point evaporative cooling | |
| CN208862131U (en) | A kind of battery pack heat management system of unmanned measuring table | |
| CN110875711B (en) | Fuel preparation system and method based on photovoltaic and solid oxide fuel cell | |
| CN209877670U (en) | Circulating type steel-making furnace waste heat recovery device | |
| CN208859709U (en) | A kind of solar energy heating system based on spiral-plate reactor | |
| CN102889693A (en) | Flat-plate solar hot-water hot-air combined supply device | |
| CN102102905A (en) | Heat pump water heater | |
| CN206309453U (en) | Exhaust heat distribution utilizes system | |
| CN208124667U (en) | One proton exchanging film fuel battery afterheat utilizing system | |
| CN114122467A (en) | Hydrogen energy power supply device and power supply method for hydrogen storage material hydrolysis hydrogen supply through normal-low temperature self-starting | |
| CN110159514B (en) | Cold and hot energy cycle processing system of compressed air energy storage electricity generation | |
| CN210569181U (en) | Water heater equipment utilizing waste heat of 10KW fuel cell | |
| CN210463193U (en) | Intelligent heating and life hot water system of solar energy and biomass furnace | |
| CN112902269A (en) | Solar hot water high-temperature heating and low-temperature recovery system | |
| CN106870075A (en) | A kind of cogeneration system of utilization marine vehicle diesel residual heat | |
| CN102797516B (en) | Various natural energies supports general type electrical network Xiao Feng Pinggu storage station of synergy | |
| CN210138387U (en) | Tunnel fire-fighting pipeline internal heat insulation system based on solar water heating system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |