CN210242526U - High-efficient marsh gas power generation waste heat recovery utilizes device - Google Patents
High-efficient marsh gas power generation waste heat recovery utilizes device Download PDFInfo
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- CN210242526U CN210242526U CN201921105008.9U CN201921105008U CN210242526U CN 210242526 U CN210242526 U CN 210242526U CN 201921105008 U CN201921105008 U CN 201921105008U CN 210242526 U CN210242526 U CN 210242526U
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Abstract
The utility model discloses a high-efficiency methane power generation waste heat recycling device, which comprises a flue gas recoverer and a cooling water recoverer; the flue gas recoverer comprises a recovery box and a heat exchange sheet; the recycling box comprises a box body, and an air inlet end and an air outlet end which are connected to the two ends of the box body; the box body is a cuboid cavity with openings at two ends, and the heat exchange sheet is a rectangular metal sheet which is arranged in the box body and is hollow inside; the heat exchange plates are arranged in parallel to the first side wall; the length of the heat exchange plate is equal to that of the box body, and the height of the heat exchange plate is equal to the distance between the top wall and the bottom wall; springs are connected between adjacent heat exchange fins; the heat exchange sheets are in movable contact with the top wall and the bottom wall; the high-efficiency methane power generation waste heat recycling device can effectively recycle the smoke discharged by the methane internal combustion engine during working and the heat carried by the cooling water in the cooling circulation system, and reduces the energy waste of the whole methane power generation system.
Description
Technical Field
The utility model relates to a marsh gas power generation equipment field, in particular to high-efficient marsh gas power generation waste heat recovery utilizes device.
Background
The methane is combustible gas with higher heat value, belongs to secondary energy and is renewable energy; its characteristics are similar to natural gas, except that it can be directly used for cooking, drying agricultural and sideline products, heating, lighting and gas welding, it also can be used as fuel of internal combustion engine.
An important way of generating electricity with biogas is to drive an electric generator by a biogas internal combustion engine; the comprehensive utilization efficiency of energy of the existing methane internal combustion engine is not high; with the combustion efficiency of the current internal combustion engine, the energy really converted into mechanical energy accounts for about 35 percent, and the other 65 percent of the energy is dissipated in various forms; among the lost energy, a part of the energy is discharged through the flue gas, so that a large amount of heat is taken away; in addition, a large amount of heat is also taken away by a circulating cooling system of the methane internal combustion engine, the two parts of heat occupy a relatively high proportion in the whole dissipated heat, and the methane internal combustion engine has considerable recycling value, and if the heat cannot be effectively utilized, a large amount of energy is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing a high-efficient marsh gas power generation waste heat recovery utilizes device aims at solving among the prior art flue gas and the cooling back system that the marsh gas internal-combustion engine discharged and all taken away a large amount of heats and then caused the extravagant problem of energy.
In order to achieve the above object, the present invention provides a technical solution:
a high-efficiency biogas power generation waste heat recycling device comprises a flue gas recoverer and a cooling water recoverer;
the flue gas recoverer comprises a recovery box and heat exchange fins; the recovery box comprises a box body, and an air inlet end and an air outlet end which are connected to the two ends of the box body; the box body is a cuboid cavity with openings at two ends, and comprises a top wall, a bottom wall, a first side wall and a second side wall which are opposite; the air inlet end and the air outlet end are both in a rectangular table shape, and the calibers of the sides, far away from the box body, of the air inlet end and the air outlet end are smaller than the calibers of the box body opening; the air outlet end is provided with a water inlet port, and the air inlet end is provided with a water outlet port;
the heat exchange sheet is a rectangular metal sheet which is arranged in the box body and is hollow inside; the heat exchange fins are arranged in parallel to the first side wall; the length of the heat exchange plate is equal to that of the box body, and the height of the heat exchange plate is equal to the distance between the top wall and the bottom wall; the number of the heat exchange plates is multiple, and the multiple heat exchange plates are arranged at intervals with preset distances; a water inlet is formed in one side, close to the air outlet end, of the heat exchange plate, and a water outlet is formed in one side, close to the air inlet end, of the heat exchange plate; the water inlet is communicated with a water inlet pipe, and the water outlet is communicated with a water outlet pipe; the water inlet pipe is communicated with the water inlet port, and the water outlet pipe is communicated with the water outlet port; springs are connected between the adjacent heat exchange fins; the heat exchange plate is movably contacted with the top wall and the bottom wall;
a telescopic rod is connected and arranged between the heat exchange plate close to the first side wall and the first side wall; the telescopic rod is also connected and arranged between the heat exchange plate close to the second side wall and the second side wall; 2 pieces of wind instrument plates are also connected and arranged between the heat exchange sheet close to the first side wall and the first side wall, and 2 pieces of wind instrument plates are also connected and arranged between the heat exchange sheet close to the second side wall and the second side wall; the piano plates connected to the same heat exchange plate are respectively arranged close to the air inlet end and the air outlet end;
the cooling water recoverer comprises a heat exchange tank; the heat exchange tank is cylindrical; the top of the heat exchange tank is communicated with a circulating water inlet pipe, and the bottom of the heat exchange tank is communicated with a circulating water outlet pipe; the circulating water inlet pipe is communicated with the water outlet end of a circulating cooling system of the biogas internal combustion engine, and the circulating water outlet pipe is communicated with the water inlet end of the circulating cooling system of the biogas internal combustion engine; a heat exchange pipe is arranged in the heat exchange tank, and two ends of the heat exchange pipe are respectively communicated with the circulating water inlet pipe and the circulating water outlet pipe; the top of the heat exchange tank is also communicated with a heat exchange water outlet pipe, and the bottom of the heat exchange tank is also communicated with a heat exchange water inlet pipe.
Preferably, the outer surfaces of the heat exchange fins are respectively connected with a plurality of rectangular long-sheet-shaped heat exchange fins, and the heat exchange fins are parallel to the top wall; the length of the heat exchange fin is the same as that of the heat exchange plate, and both ends of the heat exchange fin are flush with both ends of the heat exchange plate; the width of the heat exchange fin is set to be a preset width; the adjacent heat exchange fins are distributed at equal intervals; the heat exchange fins on the outer surfaces of the two heat exchange plates opposite to each other are distributed in a staggered mode.
Preferably, the heat exchange fins are not arranged on the outer surface of the heat exchange plate connected with the telescopic rod.
Preferably, the heat exchange fins are made of pure copper.
Preferably, the heat exchange tube is a spiral heat exchange tube, and the spiral heat exchange tube is in an internal and external double spiral shape.
Preferably, a vortex generating assembly is further arranged in the heat exchange tank; the eddy current generating assembly comprises a rotating disk and a driver for driving the rotating disk to rotate; the rotary disc is arranged at the bottom of the heat exchange tank and keeps a preset distance with the spiral heat exchange tube, and a plurality of arched protrusions are arranged at the top of the rotary disc in a manner that the disc center position extends outwards.
Preferably, the circulating water outlet pipe is communicated with a circulating water pump; the heat exchange water inlet pipe is provided with a water inlet valve, and the heat exchange water outlet pipe is provided with a water outlet pump and a water outlet valve.
Preferably, the telescopic rod is an electric screw rod.
Preferably, the water inlet pipe and the water outlet pipe are both stainless steel braided hoses.
Preferably, the number of the springs between the adjacent heat exchange plates is at least 4, and the four corners of each heat exchange plate are respectively provided with at least 1 spring.
Compared with the prior art, the utility model discloses possess following beneficial effect at least:
through setting up flue gas recoverer can carry out recycle to the flue gas that discharges in the marsh gas internal-combustion engine working process among the marsh gas power generation system, it is specific: external water flows through the heat exchange fins in the flue gas recoverer, and the discharged flue gas flows in the box body and can effectively heat the external water flowing through the heat exchange fins; the heat of cooling water circulating in a circulating cooling system of the internal combustion engine can be recycled by arranging the cooling water recoverer, and particularly, the heat exchange is carried out between the heat exchange tube in the heat exchange tank and external water to be heated in the heat exchange tank, so that the external water is heated, the temperature of the cooling water circulating in the circulating cooling system of the internal combustion engine is reduced, and the working efficiency of the internal combustion engine is improved; the utility model provides a high-efficient marsh gas power generation waste heat recovery utilizes device can recycle the heat that the flue gas that the marsh gas internal-combustion engine during operation discharged carried can also the cooling water among the circulative cooling system of recycle internal-combustion engine carry, through two-stage recycle, can promote marsh gas power generation system's comprehensive energy utilization ratio to 70%.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic perspective view of a flue gas recoverer according to an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention;
fig. 2 is a schematic front structural view of a flue gas recoverer according to an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention;
FIG. 3 is a schematic structural view of a box body of an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention;
FIG. 4 is a schematic view of the internal structure of the box body of an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention;
fig. 5 is a schematic structural view of a cooling water recoverer according to an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention;
fig. 6 is a schematic view of a top view structure of a rotating disk of an embodiment of the high-efficiency biogas power generation waste heat recycling device of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
440 | Fengqin |
| 110 | |
450 | |
| 120 | |
500 | |
| 130 | |
510 | Circulating |
| 140 | |
520 | Circulating |
| 200 | |
521 | Circulating |
| 210 | |
530 | Heat exchange |
| 300 | |
531 | |
| 310 | |
540 | Heat exchange |
| 400 | |
541 | |
| 410 | |
542 | |
| 420 | |
550 | |
| 430 | |
551 | Arched projection |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The utility model provides a high-efficient marsh gas power generation waste heat recovery utilizes device.
As shown in the attached drawings 1-6, the high-efficiency biogas power generation waste heat recycling device comprises a flue gas recoverer and a cooling water recoverer.
The flue gas recoverer comprises a recovery box and heat exchange fins 400; the recycling bin comprises a bin body 100, and an air inlet end 200 and an air outlet end 300 which are connected with two ends of the bin body 100; the box 100 is a hollow cuboid with two open ends, and the box 100 comprises a top wall 110 and a bottom wall 120 which are opposite and a first side wall 130 and a second side wall 140 which are opposite; the air inlet end 200 and the air outlet end 300 are both in a rectangular table shape, and the calibers of the sides of the air inlet end 200 and the air outlet end 300 far away from the box body 100 are smaller than the calibers of the openings of the box body 100; the outlet end 300 is provided with a water inlet 310, and the inlet end 200 is provided with a water outlet 210.
The heat exchange fins 400 are rectangular metal sheets arranged in the box body 100 and hollow inside; the heat exchanger fins 400 are disposed parallel to the first sidewall 130; the length of the plate 400 is equal to the length of the tank 100, and the height of the plate 400 is equal to the distance between the top wall 110 and the bottom wall 120; the number of the heat exchange plates 400 is multiple, and the heat exchange plates 400 are arranged at intervals of a preset distance (preferably 5 cm); a water inlet (not shown) is formed at one side of the heat exchange fin 400 close to the air outlet end 300, and a water outlet 410 is formed at one side of the heat exchange fin 400 close to the air inlet end 200; the water inlet is communicated with a water inlet pipe (not shown), and the water outlet 410 is communicated with a water outlet pipe (not shown); the water inlet pipe is communicated with the water inlet port 310, and the water outlet pipe is communicated with the water outlet port 210; springs 430 are connected between the adjacent heat exchange fins 400; the plate 400 is in movable contact with both the top wall 110 and the bottom wall 120.
In specific implementation, the external water flows in from the water inlet port 310, and then flows through the water inlet pipe → the water inlet → the heat exchange plate 400 → the water outlet 410 → the water outlet pipe, and then flows out from the water outlet port 210. When the external water passes through the heat exchange fins 400, the external water exchanges heat with the flue gas from the methane internal combustion engine circulating in the box body 100, so that the heat of the flue gas is effectively utilized, and the external water is heated for production or living use of people.
An expansion link 450 is connected between the heat exchange fin 400 close to the first side wall 130 and the first side wall 130; a telescopic rod 450 is also connected and arranged between the heat exchange plate 400 close to the second side wall 140 and the second side wall 140; 2 organ plates 440 are also connected and arranged between the heat exchange plate 400 close to the first side wall 130 and the first side wall 130, and 2 organ plates 440 are also connected and arranged between the heat exchange plate 400 close to the second side wall 140 and the second side wall 140; the gusset 440 connected to the same heat exchanger plate 400 is disposed adjacent to the inlet end 200 and the outlet end 300, respectively.
Through the arrangement of the spring 430, the piano plate 440 and the telescopic rod 450, the heat exchanging plate 400 can move in a direction perpendicular to the first side wall 130, so as to change the size of the space in which the smoke can flow in the box 100.
The cooling water recoverer includes a heat exchange tank 500; the heat exchange tank 500 is cylindrical; the top of the heat exchange tank 500 is communicated with a circulating water inlet pipe 510, and the bottom of the heat exchange tank 500 is communicated with a circulating water outlet pipe 520; the circulating water inlet pipe 510 is communicated with the water outlet end of the circulating cooling system of the biogas internal combustion engine, and the circulating water outlet pipe 520 is communicated with the water inlet end of the circulating cooling system of the biogas internal combustion engine; a heat exchange pipe (not shown) is arranged in the heat exchange tank 500, and two ends of the heat exchange pipe are respectively communicated with a circulating water inlet pipe 510 and a circulating water outlet pipe 520; the top of the heat exchange tank 500 is also communicated with a heat exchange water outlet pipe 540, and the bottom of the heat exchange tank 500 is also communicated with a heat exchange water inlet pipe 530.
In specific implementation, cooling water which is from a circulating cooling system of the biogas internal combustion engine and absorbs heat of the biogas internal combustion engine flows through the heat exchange pipe, external water enters the heat exchange tank 500 from the heat exchange water inlet pipe 530 and fills the heat exchange tank 500, and the external water in the heat exchange tank 500 exchanges heat with the cooling water in the heat exchange pipe, so that the external water in the heat exchange tank 500 is heated, and then the heated external water is output from the heat exchange water outlet pipe 540 for production or life use.
Through setting up flue gas recoverer can carry out recycle to the flue gas that discharges in the marsh gas internal-combustion engine working process among the marsh gas power generation system, it is specific: external water flows through the heat exchange fins 400 in the flue gas recoverer, and the discharged flue gas flows through the box body 100 to effectively heat the external water flowing through the heat exchange fins 400; the heat of the cooling water circulating in the circulating cooling system of the internal combustion engine can be recycled by arranging the cooling water recoverer, and particularly, the heat exchange is carried out between the heat exchange tube in the heat exchange tank 500 and the external water to be heated in the heat exchange tank 500, so that the external water is heated, the temperature of the cooling water circulating in the circulating cooling system of the internal combustion engine is reduced, and the working efficiency of the internal combustion engine is improved; the utility model provides a high-efficient marsh gas power generation waste heat recovery utilizes device can effectively recycle the flue gas that the marsh gas internal-combustion engine during operation discharged and the heat that the cooling water among the circulative cooling system carried, has reduced whole marsh gas power generation system's energy waste.
In addition, through the arrangement of the spring 430, the telescopic rod 450 and the piano plate 440, the circulating space of the smoke in the box body 100 is changed, and circulating spaces with different sizes can be set for different rotating speeds of the methane internal combustion engine; specifically, the method comprises the following steps: when the internal combustion engine rotates at a low speed, the flow rate of the discharged flue gas is reduced, and at the moment, only the telescopic rod 450 needs to be controlled to extend, so that the interval between the heat exchange fins 400 is reduced, the flue gas circulation space in the whole box body 100 is reduced, and the flow rate of the passing flue gas is improved; when the internal combustion engine rotates at a high speed, the flow rate of the discharged flue gas is increased, and at the moment, only the telescopic rod 450 is controlled to compress, so that the interval between the heat exchange fins 400 is increased, the flue gas circulation space in the whole box body 100 is increased, and the flow rate of the passing flue gas is correspondingly reduced; that is, no matter the biogas internal combustion engine is at a high rotation speed or a low rotation speed, the flue gas discharged by the biogas internal combustion engine can be ensured to always keep a certain speed and flow in the box body 100, and further the heat exchange efficiency between the flue gas and the heat exchange fins 400 is stabilized.
Preferably, a plurality of rectangular long-sheet-shaped heat exchange fins 420 are connected to the outer surface of each heat exchange fin 400, and the heat exchange fins 420 are parallel to the top wall 110; the length of the heat exchange fins 420 is the same as that of the heat exchange fins 400, and both ends of the heat exchange fins 420 are flush with both ends of the heat exchange fins 400; the width of the heat exchanging fins 420 is set to be a predetermined width (the predetermined width determines the distance that the adjacent heat exchanging fins 400 can move to be closest, and thus can be determined according to the number of heat exchanging fins 400 and the size of the box 100 in the practical embodiment, and is preferably 3cm in the embodiment); the adjacent heat exchange fins 420 are distributed at equal intervals; the heat exchange fins 420 on the outer surfaces of the two heat exchange fins 400 facing each other are arranged to be staggered with each other.
By providing the heat exchange fins 420, the heat exchange efficiency between the heat exchange fins 400 and the flue gas can be improved.
Preferably, the heat exchange fins 420 are not disposed on the outer surface of the heat exchange plate 400 connected with the expansion rods 450. The outer surface of the heat exchanging fin 400 provided with the telescopic rod 450 does not circulate the flue gas, so that the heat exchanging fin 420 is not needed, the cost can be saved, and the heat loss can be prevented.
Preferably, in order to improve the heat exchange efficiency, the heat exchange fins 420 in the above embodiment are made of pure copper.
Preferably, the heat exchange tube is a spiral heat exchange tube which is internally and externally double-spiral. The spiral heat exchange tube can improve the heat exchange efficiency.
Preferably, a vortex generating assembly is further arranged in the heat exchange tank 500; the eddy current generating assembly includes a rotating disk 550 and a driver driving the rotating disk 550 to rotate; the rotary plate 550 is disposed at the bottom of the heat exchange pot 500 at a predetermined distance (preferably 10cm in the present embodiment) from the spiral heat exchange tube, and the top of the rotary plate 550 is provided with a plurality of arcuate projections 551 extending outward at the center of the plate.
By providing the vortex generating assembly, the rotation of the rotating disc 550 can drive the external water in the heat exchange tank 500 to rotate, thereby further improving the heat exchange efficiency. The arched protrusion 551 is provided on the top of the rotary plate 550 in order to improve efficiency of driving the exterior water in the heat exchange tank 500 to rotate.
Preferably, the circulating water outlet pipe 520 is communicated with a circulating water pump 521 for more efficiently driving cooling water in the heat exchange pipe to flow; a water inlet valve 531 is arranged on the heat exchange water inlet pipe 530 and used for controlling the communication and the closing of external water; the heat exchange water outlet pipe 540 is provided with a water outlet pump 541 and a water outlet valve 542, which are respectively used for pumping the heated external water in the heat exchange tank 500 and controlling the outflow of the external water.
Preferably, the telescopic rod 450 is an electric screw rod; the electric screw rod is more stable and controllable.
Preferably, the water inlet pipe and the water outlet pipe are both stainless steel braided hoses; the use of a stainless steel braided hose avoids interference with the movement of the heat exchanger plate 400.
Preferably, the number of the springs 430 between the adjacent heat exchanging plates 400 is at least 4 (preferably 4 in this embodiment), and at least 1 is provided at each of the four corners of the heat exchanging plate 400; the four corners of the plate 400 are respectively provided with 1 spring 430 to stabilize the movement of the plate 400.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A high-efficiency biogas power generation waste heat recycling device is characterized by comprising a flue gas recoverer and a cooling water recoverer;
the flue gas recoverer comprises a recovery box and heat exchange fins; the recovery box comprises a box body, and an air inlet end and an air outlet end which are connected to the two ends of the box body; the box body is a cuboid cavity with openings at two ends, and comprises a top wall, a bottom wall, a first side wall and a second side wall which are opposite; the air inlet end and the air outlet end are both in a rectangular table shape, and the calibers of the sides, far away from the box body, of the air inlet end and the air outlet end are smaller than the calibers of the box body opening; the air outlet end is provided with a water inlet port, and the air inlet end is provided with a water outlet port;
the heat exchange sheet is a rectangular metal sheet which is arranged in the box body and is hollow inside; the heat exchange fins are arranged in parallel to the first side wall; the length of the heat exchange plate is equal to that of the box body, and the height of the heat exchange plate is equal to the distance between the top wall and the bottom wall; the number of the heat exchange plates is multiple, and the multiple heat exchange plates are arranged at intervals with preset distances; a water inlet is formed in one side, close to the air outlet end, of the heat exchange plate, and a water outlet is formed in one side, close to the air inlet end, of the heat exchange plate; the water inlet is communicated with a water inlet pipe, and the water outlet is communicated with a water outlet pipe; the water inlet pipe is communicated with the water inlet port, and the water outlet pipe is communicated with the water outlet port; springs are connected between the adjacent heat exchange fins; the heat exchange plate is movably contacted with the top wall and the bottom wall;
a telescopic rod is connected and arranged between the heat exchange plate close to the first side wall and the first side wall; the telescopic rod is also connected and arranged between the heat exchange plate close to the second side wall and the second side wall; 2 pieces of wind instrument plates are also connected and arranged between the heat exchange sheet close to the first side wall and the first side wall, and 2 pieces of wind instrument plates are also connected and arranged between the heat exchange sheet close to the second side wall and the second side wall; the piano plates connected to the same heat exchange plate are respectively arranged close to the air inlet end and the air outlet end;
the cooling water recoverer comprises a heat exchange tank; the heat exchange tank is cylindrical; the top of the heat exchange tank is communicated with a circulating water inlet pipe, and the bottom of the heat exchange tank is communicated with a circulating water outlet pipe; the circulating water inlet pipe is communicated with the water outlet end of a circulating cooling system of the biogas internal combustion engine, and the circulating water outlet pipe is communicated with the water inlet end of the circulating cooling system of the biogas internal combustion engine; a heat exchange pipe is arranged in the heat exchange tank, and two ends of the heat exchange pipe are respectively communicated with the circulating water inlet pipe and the circulating water outlet pipe; the top of the heat exchange tank is also communicated with a heat exchange water outlet pipe, and the bottom of the heat exchange tank is also communicated with a heat exchange water inlet pipe.
2. The high-efficiency biogas power generation waste heat recycling device according to claim 1, wherein the outer surfaces of the heat exchange fins are connected with a plurality of rectangular long-sheet-shaped heat exchange fins, and the heat exchange fins are parallel to the top wall; the length of the heat exchange fin is the same as that of the heat exchange plate, and both ends of the heat exchange fin are flush with both ends of the heat exchange plate; the width of the heat exchange fin is set to be a preset width; the adjacent heat exchange fins are distributed at equal intervals; the heat exchange fins on the outer surfaces of the two heat exchange plates opposite to each other are distributed in a staggered mode.
3. The device for recycling the waste heat of the power generation of the high-efficiency biogas as recited in claim 2, wherein the heat exchange fins are not arranged on the outer surface of the heat exchange fins connected with the telescopic rods.
4. The device for recycling the waste heat of the high-efficiency biogas power generation as recited in claim 2, wherein the heat exchange fins are made of pure copper.
5. The device for recycling the waste heat of the high-efficiency biogas power generation as recited in claim 1, wherein the heat exchange tube is a spiral heat exchange tube, and the spiral heat exchange tube is shaped like an internal spiral and an external spiral.
6. The high-efficiency biogas power generation waste heat recycling device according to claim 5, wherein a vortex generating assembly is further arranged in the heat exchange tank; the eddy current generating assembly comprises a rotating disk and a driver for driving the rotating disk to rotate; the rotary disc is arranged at the bottom of the heat exchange tank and keeps a preset distance with the spiral heat exchange tube, and a plurality of arched protrusions are arranged at the top of the rotary disc in a manner that the disc center position extends outwards.
7. The high-efficiency biogas power generation waste heat recycling device according to claim 1, wherein the circulating water outlet pipe is communicated with a circulating water pump; the heat exchange water inlet pipe is provided with a water inlet valve, and the heat exchange water outlet pipe is provided with a water outlet pump and a water outlet valve.
8. The device for recycling the waste heat of the high-efficiency biogas power generation as recited in claim 1, wherein the telescopic rod is an electric screw rod.
9. The high-efficiency biogas power generation waste heat recycling device according to claim 1, wherein the water inlet pipe and the water outlet pipe are both stainless steel braided hoses.
10. The device for recycling the waste heat of the power generation of the high-efficiency biogas as recited in claim 1, wherein the number of the springs between the adjacent heat exchange plates is at least 4, and the four corners of the heat exchange plates are respectively provided with at least 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105008.9U CN210242526U (en) | 2019-07-15 | 2019-07-15 | High-efficient marsh gas power generation waste heat recovery utilizes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921105008.9U CN210242526U (en) | 2019-07-15 | 2019-07-15 | High-efficient marsh gas power generation waste heat recovery utilizes device |
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| Publication Number | Publication Date |
|---|---|
| CN210242526U true CN210242526U (en) | 2020-04-03 |
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|---|---|---|---|
| CN201921105008.9U Active CN210242526U (en) | 2019-07-15 | 2019-07-15 | High-efficient marsh gas power generation waste heat recovery utilizes device |
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| CN (1) | CN210242526U (en) |
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2019
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