CN112880214B - Fireless field food heating system based on solar catalytic oxidation - Google Patents
Fireless field food heating system based on solar catalytic oxidation Download PDFInfo
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- CN112880214B CN112880214B CN202110008302.3A CN202110008302A CN112880214B CN 112880214 B CN112880214 B CN 112880214B CN 202110008302 A CN202110008302 A CN 202110008302A CN 112880214 B CN112880214 B CN 112880214B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 78
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 71
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 27
- 230000003647 oxidation Effects 0.000 title claims abstract description 25
- 239000007921 spray Substances 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 110
- 239000007788 liquid Substances 0.000 claims description 21
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 20
- 239000004917 carbon fiber Substances 0.000 claims description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 2
- 238000006555 catalytic reaction Methods 0.000 abstract description 16
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000004083 survival effect Effects 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24V—COLLECTION, PRODUCTION OR USE OF HEAT NOT OTHERWISE PROVIDED FOR
- F24V30/00—Apparatus or devices using heat produced by exothermal chemical reactions other than combustion
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cookers (AREA)
Abstract
The application discloses fireless field food heating system based on solar catalytic oxidation relates to solar energy application technical field. The heating system comprises a pot body, a methanol-air spraying tank, a heat exchanger and a photovoltaic assembly; the pot body comprises a heating cavity for placing food, an annular flue arranged outside the heating cavity, and a catalysis chamber and a spray chamber which are arranged between the heating cavity and the annular flue, wherein the opening of the heating cavity faces upwards, and the spray chamber is positioned above the catalysis chamber; a fan is arranged in the spray chamber; the methanol-air spray tank is arranged outside the heating cavity, and an outlet of the methanol-air spray tank is sequentially communicated with the spray chamber, the catalytic chamber and the annular flue; the heat exchanger sets up in heating chamber below and keeps away from one side of methyl alcohol-air spraying jar, and photovoltaic module sets up in the outside of annular flue, and photovoltaic module can store the electric energy and supplementary heat exchanger heating food, and photovoltaic module can also provide the electric energy for the fan. This application is used for promoting field food heating system's performance.
Description
Technical Field
The application relates to the technical field of solar energy application, in particular to a fireless field food heating system based on solar catalytic oxidation.
Background
The field survival is popular among the young as the sports tide which is raised in recent years. Food heating is a big difficult problem when field survival, and traditional boiler mostly need connect the power just can work, uses to have the risk that arouses the conflagration moreover, consequently is not fit for field survival. Solar energy is taken as a renewable energy source with wide sources, environmental protection and cleanness, the excellent substitution effect of the solar energy is widely regarded and applied in various fields, but the photovoltaic heating is taken as a main heating means in the field, and the defects of low heating speed and great influence of weather exist.
Disclosure of Invention
The embodiment of the application provides a fireless type field food heating system based on solar energy catalytic oxidation, utilizes methyl alcohol as raw materials and air to heat food as the exothermic heating of reaction under the catalytic action to regard photovoltaic heating as the auxiliary heating means, not only improved food heating's efficiency but also safety ring, economic benefits is high.
In order to achieve the above purpose, the embodiment of the application provides a fireless field food heating system based on solar catalytic oxidation, which comprises a pot body, a methanol-air spray tank, a heat exchanger and a photovoltaic module; the pot body comprises a heating cavity for placing food, an annular flue arranged outside the heating cavity, and a catalytic chamber and a spray chamber which are arranged between the heating cavity and the annular flue, wherein the opening of the heating cavity faces upwards, and the spray chamber is positioned above the catalytic chamber; a fan which can fully mix the methanol and the air is arranged in the spray chamber; the methanol-air spray tank is arranged outside the heating cavity, and an outlet of the methanol-air spray tank is sequentially communicated with the spray chamber, the catalytic chamber and the annular flue; the heat exchanger sets up heating chamber below and keep away from one side of methyl alcohol-air spraying jar, photovoltaic module sets up the outside of annular flue, photovoltaic module can store the electric energy and supplementary the heat exchanger heating food, photovoltaic module can also be for the fan provides the electric energy.
Further, the methanol-air spray tank comprises a methanol tank, an air tank and an external mixing type nozzle, the external mixing type nozzle comprises an inner pipe and an outer pipe sleeved outside the inner pipe, air blocking plates are arranged on the inner wall of the outer pipe and the outer wall of the inner pipe, a liquid inlet pipe is arranged between an inlet of the inner pipe and an outlet of the methanol tank, an air inlet pipe is arranged between an inlet of the outer pipe and an outlet of the air tank, an adjusting mechanism used for adjusting the flow of methanol is arranged on the liquid inlet pipe, and an air pressure pump is arranged on the air inlet pipe.
Further, adjustment mechanism includes first baffle, knob control valve and bolt, the bolt with the lateral wall threaded connection of feed liquor pipe, first baffle with knob control valve sets up respectively the both ends of bolt, just first baffle is located in the feed liquor pipe.
Further, the liquid inlet pipe is characterized by further comprising a second baffle arranged below the first baffle, the second baffle is fixed on the wall surface of one side, far away from the bolt, of the liquid inlet pipe, and the second baffle is perpendicular to the axis of the liquid inlet pipe.
Furthermore, a catalytic bed is laid on the inner wall of the catalytic chamber, hollow catalytic columns with equal intervals are arranged, a plurality of protrusions are arranged on the outer wall of each hollow catalytic column, and catalytic beds are laid on the inner wall and the outer wall of each hollow catalytic column and the plurality of protrusions.
Furthermore, the heat exchanger is a fin type heat exchanger, the heat exchanger comprises a plurality of layers of folding fins and a plurality of partition plates, the plurality of layers of folding fins and the partition plates are alternately arranged, and through holes in regular arrangement are formed in the folding fins.
Further, photovoltaic module includes photovoltaic board, tracking control device and adjustable support, the photovoltaic board passes through adjustable support connects on the pot body, tracking control device fixes the back of photovoltaic board, and can be according to the intensity of sun and direction control adjustable support's rotation to adjust the inclination of photovoltaic board.
Furthermore, the photovoltaic module is two sets of, and two sets of the photovoltaic module sets up respectively on two relative lateral walls of the pot body, wherein one set of the photovoltaic module electricity is connected the fan, and another set of the photovoltaic module electricity is connected the heat exchanger.
Furthermore, catalytic beds are arranged on the bottom wall surface and the side wall surface of the annular flue, the bottom wall surface of the annular flue is an inclined surface, and a condensed water drainage tube is arranged on the lower side of the inclined surface.
Further, the outer wall of the catalysis chamber is wrapped with a carbon fiber layer, a carbon fiber material is filled between the outer wall of the catalysis chamber and the carbon fiber layer, and the carbon fiber material is electrically connected with the photovoltaic module through a wire.
Compared with the prior art, the application has the following beneficial effects:
1. this application utilizes methyl alcohol as the raw materials and the air is exothermic heats food of reaction under the catalytic action, and through photovoltaic module auxiliary heating, the heating process does not have naked light and produces, not only can improve the efficiency of food heating, and safety ring protects, and economic benefits is high, be applicable to open-air food heating, in addition, this application still strengthens the intensive mixing of methyl alcohol and air through the fan, improves rate of heating, photovoltaic module can provide the electric energy for the fan simultaneously, need not external power source, it is safer to use.
2. This application sets up the adjustment mechanism of adjustable methyl alcohol flow on the feed liquor pipe of methyl alcohol jar, can freely control the heating rate of the pot body.
3. This application sets up the heat exchanger in the below of pot body heating chamber and one of them side, fully conducts the food in the heating chamber with the heat of storing in the flue gas, and the heat exchanger adopts the structure that multilayer folding fin and baffle set up in turn to open the through-hole that has the arrangement rule on the fin, the fin can fully contact with the flue gas, reinforcing gas convection improves heat exchange efficiency.
4. This application installs the fan in order strengthening the intensive mixing of methyl alcohol and air in the spray chamber, and lay catalytic bed and cavity catalysis post at the catalyst chamber inner wall, lay the catalysis bed simultaneously in the ring flue, wherein, the outer wall of cavity catalysis post is equipped with a plurality of archs, the catalysis bed has all been laid to the interior outer wall of cavity catalysis post, greatly increased catalytic area, guarantee methyl alcohol oxidation's abundant the going on, the exhaust flue gas is carbon dioxide and vapor, neither can the polluted environment, can effectively improve the speed that produces heat again, reach better heating effect.
5. This application adopts two sets of photovoltaic module, and one of them is connected with the heat exchanger electricity, absorbs solar energy daytime and for pot body heat supply, stores the electric energy simultaneously and maintains the normal work of the pot body at night and cloudy day with methyl alcohol oxidation reaction together, plays the effect of photovoltaic boosting, and another a set of is connected with the fan electricity, for the fan provides the electric energy, fuel saving, clean environmental protection and need not external power source.
6. Photovoltaic module in this application includes photovoltaic board, tracking control device and adjustable support, and tracking device can adjust adjustable support's rotation according to the intensity of sun and direction to adjust the inclination of photovoltaic board, improve photoelectric conversion efficiency.
7. This application parcel carbon fiber layer on the outer wall of catalysis room to fill carbon fiber material between the outer wall of catalysis room and carbon fiber layer, carbon fiber material passes through the wire and is connected with the photovoltaic module electricity, and carbon fiber material is electrically conductive can emit a large amount of heats, generates heat to methyl alcohol catalysis and plays the steady heat effect of second grade, can reduce external heat loss simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 2 is a diagram of a photovoltaic power generation structure of a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 3 is a schematic structural diagram of a photovoltaic module in a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a methanol-air spray can in a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 5 is a schematic view of a partial structure of an external mixing nozzle in a flameless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 6 is a schematic structural diagram of a catalytic column in a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application;
FIG. 7 is a schematic partial structure diagram of a heat exchanger in a fireless field food heating system based on solar catalytic oxidation according to an embodiment of the present application.
In the figure, 1-pot body, 11-heating cavity, 12-catalysis chamber, 121-smoke outlet, 13-spraying chamber, 14-annular flue, 141-exhaust outlet, 142-condensed water drainage tube, 15-hollow catalysis column, 151-protrusion, 16-catalysis bed, 2-methanol-air spraying tank, 21-methanol tank, 22-air tank, 221-inner tube, 222-outer tube, 223-choke plate, 23-external mixing nozzle, 24-liquid inlet tube, 25-air inlet tube, 26-adjusting mechanism, 261-first baffle, 262-bolt, 263-knob control valve, 264-second baffle, 27-air pressure pump, 28-flat cover, 29-methanol pressure device, 3-heat exchanger, 31-folding fin, 311-through hole, 32-clapboard, 4-photovoltaic module, 41-photovoltaic panel, 42-tracking control device, 43-adjustable support, 44-support frame, 45-support flat plate, 46-fixing device, 47-triangular support, 5-fan, 6-carbon fiber layer, 7-lead, 8-controller, 81-storage battery pack and 82-mode button.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
Referring to fig. 1 to 3, the embodiment of the application provides a fireless field food heating system based on solar catalytic oxidation, and the heating system comprises a pot body 1, a methanol-air spray tank 2, a heat exchanger 3 and two groups of photovoltaic modules 4. Wherein, the pot body 1 comprises a heating cavity 11 for placing food, an annular flue 14 arranged outside the heating cavity 11, and a catalytic chamber 12 and a spray chamber 13 arranged between the heating cavity 11 and the annular flue 14. In some embodiments, the heating cavity 11 is a cube-shaped cavity with an upward opening, and the heating cavity 11 includes a heating cavity bottom wall surface and four side wall surfaces connected end to end in sequence. The methanol-air spray tank 2 is arranged outside the heating cavity 11, and the outlet of the methanol-air spray tank 2 is communicated with the spray chamber 13, the catalytic chamber 12 and the annular flue 14 in sequence. The spray chamber 13 is internally provided with a fan 5, and the heat exchanger 3 is arranged below the heating chamber 11 and on the side wall surface far away from the methanol-air spray tank 2. Two sets of photovoltaic modules 4 are installed respectively on two relative lateral walls of pot body 1 with certain inclination, provide the electric energy for heat exchanger 3 and fan 5.
Referring to fig. 2, the photovoltaic module 4 converts solar energy into electric energy, distributes the electric energy to the fan 5 and the heat exchanger 3 through the controller 8, and stores a part of the electric energy in the storage battery 81 for use by the electric power supply device on cloudy days and at night. Wherein the mode button 82 on the controller 8 can adjust the power level and has a simple indicating function.
Referring to fig. 3, the photovoltaic module 4 comprises a photovoltaic panel 41, a tracking control device 42 and two adjustable brackets 43, the photovoltaic panel 41 is connected to the pan body 1 through the adjustable brackets 43, the tracking control device 42 is fixed on the back of the photovoltaic panel 41, and can control the rotation of the adjustable brackets 43 according to the intensity and direction of the sun, so as to adjust the inclination angle of the photovoltaic panel 41. Specifically, the photovoltaic panel 41 is mounted on a support plate 45 through a support frame 44, and the tracking control device 42 is fixed below the support plate 45 through a fixing device 46. The two adjustable brackets 43 are connected with the supporting flat plate 45 through a triangular bracket 47, and can rotate at a certain angle through a rotating shaft 431 so as to adjust the inclination angle of the photovoltaic panel 41 according to the intensity and the direction of the sun under the control of the tracking control device 42.
Referring to fig. 4 and 5, the methanol-air spray tank 2 includes a methanol tank 21, an air tank 22, and three external mixing nozzles 23 arranged side by side, where the external mixing nozzles 23 include an inner tube 221 and an outer tube 222 sleeved outside the inner tube, air baffle plates 223 are arranged on the inner wall of the outer tube 222 and the outer wall of the inner tube 221 for controlling the air flow speed, a liquid inlet tube 24 is arranged between the inlet of the inner tube 221 and the outlet of the methanol tank 21, an air inlet tube 25 is arranged between the inlet of the outer tube 222 and the outlet of the air tank 22, an adjusting mechanism 26 for adjusting the methanol flow is arranged on the liquid inlet tube 24, and an air pressure pump 27 is arranged on the air inlet tube 25, where the outlet of the inner tube 221 is horn-shaped. A flat cover 28 is arranged above the methanol tank 21, when the methanol tank is used, the flat cover 28 is opened to facilitate the methanol liquid to flow down, the air tank 22 is an open device, and air is compressed by an air pressure pump 27 after entering an air inlet pipe 25.
The adjusting mechanism 26 includes a first blocking plate 261, a knob control valve 263 and a bolt 262, the bolt 262 is in threaded connection with the left side wall of the liquid inlet pipe 24, the first blocking plate 261 and the knob control valve 263 are respectively disposed at both ends of the bolt 262, and the first blocking plate 261 is located inside the liquid inlet pipe 24. The knob control valve 263 can drive the bolt 262 to rotate, and the rotation angle of the first baffle 261 in the liquid inlet pipe 24 is changed, so that the flow rate of the methanol is adjusted.
With continued reference to fig. 4, a second baffle 264 is further provided below the first baffle 261, the second baffle 264 is fixed on the wall surface of the side of the liquid inlet pipe 24 away from the bolt 262, and the second baffle 264 is provided perpendicular to the axis of the liquid inlet pipe 24. Thus, the second baffle 264 acts as a buffer to reduce the impact of the fluid on the methanol pressurizing device 29.
With continued reference to fig. 4, a methanol pressurizing device 29 is further provided below the adjusting mechanism 26, and the methanol liquid is appropriately compressed by the methanol pressurizing device 29, sprayed from the external mixing nozzle 23, and atomized and mixed with the high-pressure air in the catalyst chamber 12.
Referring to fig. 1 and 6, a catalytic bed 16 is laid on the inner wall of the catalytic chamber 12, hollow catalytic columns 15 with equal intervals are set up, a plurality of protrusions 151 are arranged on the outer wall of the hollow catalytic column 15, and the catalytic bed 16 is laid on the inner wall, the outer wall and the protrusions 151 of the hollow catalytic column 15.
Referring to fig. 1 and 7, the heat exchanger 3 is a fin heat exchanger, and the heat exchanger adopts a structure in which a plurality of layers of folded fins 31 and partition plates 32 are alternately arranged, so that the unfolded area of the folded fins 31 is large, and in addition, through holes 311 with regular arrangement are further formed in the folded fins 31, so that the heat exchanger 3 can be fully contacted with flue gas, the gas convection is enhanced, and the heat exchange efficiency of the heat exchanger 3 is improved.
Referring to fig. 1, the catalytic bed 16 is disposed on both the bottom wall surface and the side wall surface of the annular flue 14, the bottom wall surface of the annular flue 14 is an inclined surface, a condensed water drainage tube 142 is disposed on a lower side of the inclined surface, and the inclined surface can guide condensed water attached to the catalytic bed 16 to the condensed water drainage tube 142 for drainage, so that the reaction efficiency of methanol and air can be increased, the heating speed can be increased, and an exhaust port 141 communicated with the atmosphere is disposed on the annular flue 14.
Referring to fig. 1, the catalytic chamber 12 is provided with a smoke outlet 121, smoke generated by the primary oxidation reaction is sent into the annular flue 14 for secondary reaction, and is finally exhausted to the atmosphere through an exhaust port 141 arranged on the annular flue 14, so that the reaction can be fully performed, the operation is convenient, the fuel is easy to take, and the catalytic chamber is suitable for field survival.
Referring to fig. 1, the outer wall of the catalytic chamber 12 is wrapped by the carbon fiber layer 6, a carbon fiber material (not shown) is filled between the outer wall of the catalytic chamber 12 and the carbon fiber layer 6, and the carbon fiber layer 6 is electrically connected with the photovoltaic module 4 through the lead 7.
In the operation of the heating system of the embodiment of the present application, air is pressurized by the air pressurizing pump 27 after entering the air tank 22, meanwhile, the knob control valve 263 adjusts the flow rate of methanol in the methanol tank 21, methanol passing through the methanol pressurizing device 29 is sprayed out from the external mixing type nozzle 23, mixing with high pressure air, atomizing, and spraying into spray chamber 13, wherein fan 5 arranged in spray chamber 13 can accelerate mixing of the two, and fully contacts with the catalytic bed 16 after entering the catalytic chamber 12 to rapidly generate a large amount of heat, the heat exchanger 3 is arranged below and at one side of the heating cavity 11 to fully transfer the heat stored in the flue gas to the food in the heating cavity 11, the reaction flue gas is discharged from a smoke outlet 121 at one side of the catalytic chamber 12 and enters the annular flue 14, further reaction is completed in the annular flue 14, and finally exhausted to the atmosphere through the exhaust port 141, wherein the bottom of the annular flue 14 is sloped, so that the condensed water attached to the catalytic bed 16 is guided to the condensed water draft tube 142 to be discharged. Photovoltaic module 4 installs the relative both sides at the pot body 1 with certain inclination, wherein tracking control device 42 fixes the back at photovoltaic board 41, can adjust inclination according to the intensity and the direction of sun, daytime, photovoltaic module 4 turns into solar energy and supplies fan 5 to use, photovoltaic module 4 passes through wire 7 and carbon fiber layer 6 contact, the carbon fiber material of packing is electrically conducted and can emits a large amount of heat, also reduce external heat loss when playing the steady heat of second grade to methyl alcohol catalysis generate heat, and give heat exchanger 3 with partly heat transfer, store the electric energy simultaneously, in order to maintain the normal work of the pot body 1 at night and cloudy day, play the effect of supplementary heat supply. The fuel of the pot body 1 is a small amount of atomized methanol, and a large amount of heat is generated after the atomized methanol is fully mixed with air in the atomizing chamber 13, so that the food in the pot body is fully heated, and the fuel utilization rate is high.
The above is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A fireless field food heating system based on solar catalytic oxidation, which is characterized in that,
comprises a pot body, a methanol-air spray tank, a heat exchanger and a photovoltaic module;
the pot body comprises a heating cavity for placing food, an annular flue arranged outside the heating cavity, and a catalytic chamber and a spray chamber which are arranged between the heating cavity and the annular flue, wherein the opening of the heating cavity faces upwards, and the spray chamber is positioned above the catalytic chamber; a fan which can fully mix the methanol and the air is arranged in the spray chamber;
the methanol-air spray tank is arranged outside the heating cavity, an outlet of the methanol-air spray tank is connected with an inlet of the spray chamber, an outlet of the spray chamber is connected with an inlet of the catalytic chamber, and an outlet of the catalytic chamber is connected with an inlet of the annular flue;
the heat exchanger sets up heating chamber below and keep away from one side of methyl alcohol-air spraying jar, photovoltaic module sets up the outside of annular flue, photovoltaic module can store the electric energy and supplementary the heat exchanger heating food, photovoltaic module can also be for the fan provides the electric energy.
2. The fireless field food heating system based on solar catalytic oxidation according to claim 1, wherein the methanol-air spray tank comprises a methanol tank, an air tank and an external mixing type nozzle, the external mixing type nozzle comprises an inner pipe and an outer pipe sleeved outside the inner pipe, gas blocking plates are arranged on the inner wall of the outer pipe and the outer wall of the inner pipe, a liquid inlet pipe is arranged between the inlet of the inner pipe and the outlet of the methanol tank, a gas inlet pipe is arranged between the inlet of the outer pipe and the outlet of the air tank, an adjusting mechanism for adjusting the flow rate of methanol is arranged on the liquid inlet pipe, and an air pressure pump is arranged on the gas inlet pipe.
3. The fireless field food heating system based on solar catalytic oxidation according to claim 2, wherein the adjusting mechanism comprises a first baffle plate, a knob control valve and a bolt, the bolt is in threaded connection with the side wall of the liquid inlet pipe, the first baffle plate and the knob control valve are respectively arranged at two ends of the bolt, and the first baffle plate is positioned in the liquid inlet pipe.
4. The fireless field food heating system based on solar catalytic oxidation according to claim 3, further comprising a second baffle plate disposed below the first baffle plate, wherein the second baffle plate is fixed on a wall surface of a side of the liquid inlet pipe away from the bolt, and the second baffle plate is disposed perpendicular to an axis of the liquid inlet pipe.
5. The fireless field food heating system based on the catalytic oxidation by solar energy as claimed in claim 1, wherein a catalytic bed is laid on the inner wall of the catalytic chamber, and a hollow catalytic column with equal intervals is established, the outer wall of the hollow catalytic column is provided with a plurality of protrusions, and the catalytic bed is laid on the inner and outer wall surfaces of the hollow catalytic column and a plurality of protrusions.
6. The fireless field food heating system based on solar catalytic oxidation according to claim 5, wherein the heat exchanger is a finned heat exchanger, the heat exchanger comprises a plurality of layers of folded fins and a plurality of partitions, the plurality of layers of folded fins and the partitions are arranged alternately, and the folded fins are provided with through holes in regular arrangement.
7. The fireless field food heating system based on solar catalytic oxidation according to claim 1, wherein the photovoltaic module comprises a photovoltaic panel, a tracking control device and an adjustable bracket, the photovoltaic panel is connected to the pot body through the adjustable bracket, the tracking control device is fixed on the back of the photovoltaic panel and can control the rotation of the adjustable bracket according to the intensity and direction of the sun, so that the inclination angle of the photovoltaic panel can be adjusted.
8. The fireless field food heating system based on solar catalytic oxidation according to claim 1, wherein the photovoltaic modules are arranged in two groups, the two groups of photovoltaic modules are respectively arranged on two opposite side walls of the pan body, one group of photovoltaic modules is electrically connected with the fan, and the other group of photovoltaic modules is electrically connected with the heat exchanger.
9. The fireless field food heating system based on the solar catalytic oxidation as claimed in claim 1, wherein a catalytic bed is disposed on both the bottom wall surface and the side wall surface of the annular flue, and the bottom wall surface of the annular flue is a slope, and a condensed water drainage tube is disposed on the lower side of the slope.
10. The fireless field food heating system based on solar catalytic oxidation is characterized in that the outer wall of the catalytic chamber is wrapped with a carbon fiber layer, a carbon fiber material is filled between the outer wall of the catalytic chamber and the carbon fiber layer, and the carbon fiber material is electrically connected with the photovoltaic module through a lead.
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| CN106374612A (en) * | 2016-11-14 | 2017-02-01 | 刘锋 | Solar energy-based heat energy recovery device |
| CN107903969B (en) * | 2017-11-29 | 2021-01-29 | 常州大学 | Device for continuously separating methane in air-mixed coal bed gas by using hydrate |
| CN210801291U (en) * | 2019-08-21 | 2020-06-19 | 佛山光腾新能源股份有限公司 | Commercial stove based on methanol catalyst catalytic heating |
| CN110701804A (en) * | 2019-11-14 | 2020-01-17 | 佛山光腾新能源股份有限公司 | Liquid heating device based on methanol catalytic heating |
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