CN211120789U - Biogas power generation waste heat recovery system - Google Patents
Biogas power generation waste heat recovery system Download PDFInfo
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- CN211120789U CN211120789U CN201922058764.7U CN201922058764U CN211120789U CN 211120789 U CN211120789 U CN 211120789U CN 201922058764 U CN201922058764 U CN 201922058764U CN 211120789 U CN211120789 U CN 211120789U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Abstract
The utility model belongs to the technical field of the biogas power generation technique and specifically relates to a biogas power generation waste heat recovery system, including the heat exchanger support, the inside downside of heat exchanger support is provided with biogas generator set, the upside of heat exchanger support is provided with the heat exchanger, the left side of heat exchanger is provided with into the mouth, the right side of heat exchanger is provided with the outlet flue, the right side downside of heat exchanger is provided with the cold water inlet, the left side downside of heat exchanger is provided with the hot water delivery port, it is connected with biogas generator set through advancing the tobacco pipe to advance the mouth, the right side fixedly connected with exhaust pipe of outlet flue, the hot water delivery port is connected with the upper left side of water tank through the circulation hot water pipe, the cold water inlet is located to be connected with the circulating pump through the downside of circulation cold water pipe with the water tank, can carry out recycle with preheating that biogas generator set produced through this biogas Thereby saving energy and protecting environment.
Description
Technical Field
The utility model relates to a marsh gas power generation technical field specifically is a marsh gas power generation waste heat recovery system.
Background
The methane combustion power generation is a methane utilization technology which appears along with the continuous development of large-scale methane tank construction and methane comprehensive utilization, and the methane generated by anaerobic fermentation treatment is used on an engine and is provided with a comprehensive power generation device to generate electric energy and heat energy. The biogas power generation has the characteristics of efficiency creation, energy conservation, safety, environmental protection and the like, and is a distributed energy source with wide distribution and low price.
The existing generator set can generate a large amount of heat and high-temperature flue gas in the power generation process, the part of heat cannot be utilized while the environment is polluted, energy waste is caused, the service life of the generator can be influenced due to overhigh heat generated by the methane generator set, and therefore the problem is improved by a methane power generation waste heat recovery system.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a marsh gas power generation waste heat recovery system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a biogas power generation waste heat recovery system comprises a heat exchanger support, wherein a biogas generator set is arranged on the lower side inside the heat exchanger support, a heat exchanger is arranged on the upper side of the heat exchanger support, a smoke inlet is formed in the left side of the heat exchanger, a smoke outlet is formed in the right side of the heat exchanger, an access door is arranged on the front side of the heat exchanger, a cold water inlet is formed in the lower right side of the heat exchanger, a hot water outlet is formed in the lower left side of the heat exchanger, the smoke inlet is connected with the biogas generator set through a smoke inlet pipeline, a smoke exhaust pipe is fixedly connected to the right side of the smoke outlet, a water tank support is arranged on the right side of the heat exchanger support, a water tank is arranged on the upper side of the water tank support, the hot water outlet is connected with the upper left side of, the circulating cold water pipe is connected with a circulating pump on the left lower side of the water tank, a water inlet pipe is arranged on the right lower side of the water tank, and a water outlet pipe is arranged on the right upper side of the water tank.
Preferably, the heat exchanger is a heat pipe heat exchanger, the heat pipes in the heat pipe heat exchanger are arranged relatively independently, and two ends of each heat pipe are sealed by end covers.
Preferably, the circulating pump is of a PUN-601EAH type.
Preferably, the heat exchanger is connected with the access door through a hinge, and the connection position is sealed.
Preferably, the upper end of the smoke exhaust pipe is provided with a one-way valve.
Preferably, one end of the water outlet pipe, which is far away from the water tank, is connected with a water suction pump.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, this marsh gas power generation waste heat recovery system through the setting can carry out recycle with preheating that marsh gas generating set produced, makes whole use energy-concerving and environment-protective more to can cool down the cooling to marsh gas generating set, improve the life who sends marsh gas generating set.
2. In the utility model, the heat exchanger is a heat pipe heat exchanger, the heat pipe waste heat recoverer has high heat transfer efficiency, the volume is 1/2 of the heat exchanger at the same level, the ventilation resistance is small, thereby saving the power consumption of an air blower and a draught fan, the heat pipe heat transfer is carried out by the phase change of working media in the pipe, the two ends of the heat pipe are sealed by end covers, when one side pipe wall of one heat pipe is perforated, only a small amount of working media in the pipe are leaked, but hot fluid can not be communicated, thereby greatly reducing the possibility of air leakage, the isothermal heat transfer characteristic of the heat pipe can ensure that the pipe wall temperature is maintained above the flue gas temperature, thus ensuring that the pipe wall temperature of the heat pipe can be always kept above the flue gas temperature, the ash gathered on the pipe wall is basically dry ash, when the flow velocity of the flue gas fluctuates, the process of self-blowing ash is formed, meanwhile, the whole heat exchanger is not easy to be blocked by ash, and each point of each heat pipe of the heat exchanger can be above by controlling the temperature of the pipe wall at the smoke end of the heat pipe heat exchanger, thereby effectively avoiding the corrosion of sulfuric acid during coal burning. Each heat pipe is relatively independent and can be maintained singly, and even if a small number of heat pipes are damaged, air leakage or obvious reduction of heat load cannot be caused, so that the reliability of the equipment is very high.
Drawings
FIG. 1 is a diagram of the overall recycling system of the present invention;
fig. 2 is the structure diagram of the heat exchanger of the present invention.
In the figure: 1-heat exchanger support, 2-biogas generator set, 3-heat exchanger, 4-smoke inlet, 5-smoke outlet, 6-access door, 7-cold water inlet, 8-hot water outlet, 9-smoke inlet pipeline, 10-smoke outlet pipe, 11-water tank support, 12-water tank, 13-circulating hot water pipe, 14-circulating cold water pipe, 15-circulating pump, 16-water inlet pipe and 17-water outlet pipe.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution:
a biogas power generation waste heat recovery system comprises a heat exchanger bracket 1, a biogas generator set 2 is arranged at the lower side in the heat exchanger bracket 1, a heat exchanger 3 is arranged at the upper side of the heat exchanger bracket 1, a smoke inlet 4 is arranged at the left side of the heat exchanger 3, a smoke outlet 5 is arranged at the right side of the heat exchanger 3, an access door 6 is arranged at the front side of the heat exchanger 3, a cold water inlet 7 is arranged at the lower right side of the heat exchanger 3, a hot water outlet 8 is arranged at the lower left side of the heat exchanger 3, the smoke inlet 4 is connected with the biogas generator set 2 through a smoke inlet pipeline 9, a smoke outlet 10 is fixedly connected at the right side of the smoke outlet 5, a water tank bracket 11 is arranged at the right side of the heat exchanger bracket 1, a water tank 12 is arranged at the upper side of the water tank bracket 11, the hot water outlet 8 is connected with, the circulating cold water pipe 14 is connected with a circulating pump 15 at the left lower side of the water tank 12, a water inlet pipe 16 is arranged at the right lower side of the water tank 12, and a water outlet pipe 17 is arranged at the right upper side of the water tank 12.
The utility model discloses work flow: when the heat pipe type heat exchanger is used, heat generated by the biogas generator set 2 is conveyed to the heat exchanger 3 through the heat inlet pipeline 9, high-temperature heat enters through the smoke inlet 4, low-temperature smoke is discharged through the smoke outlet 5, cold water in the water tank 12 is conveyed to the circulating cold water pipe 14 through the circulating pump 15 and then is circularly conveyed to the heat exchanger 3 for heat exchange, the cold water after heat exchange is conveyed to the circulating hot water pipe 13 through the hot water outlet 8 and then is conveyed to the water tank 12, the heat exchanger 3 which is arranged adopts the heat pipe heat exchanger, the heat pipe waste heat recoverer has high heat transfer efficiency and small ventilation resistance, is 1/2 of the same-stage heat exchanger, thereby saving the electric energy consumption of an air blower and an induced draft fan, the heat transfer of the heat pipes is carried out by the phase change of working media in the pipes, the two ends of the heat pipes are sealed by end covers, when, therefore, the possibility of air leakage is greatly reduced, the isothermal heat transfer characteristic of the heat pipe can ensure that the temperature of the pipe wall is maintained above the temperature of the flue gas, so that the temperature of the pipe wall of the heat pipe can be always maintained above the temperature of the flue gas, the soot gathered on the pipe wall is basically dry ash, and the soot is taken away with the air when the flow rate of the flue gas fluctuates, so that a self-blowing ash process is formed, meanwhile, the heat pipe generates self-vibration during working, the ash is shaken off and taken away with the air, so that the whole heat exchanger is not easy to cause ash blockage, each point of each heat pipe of the heat exchanger can be above through controlling the temperature of the pipe wall at the flue gas end of the heat pipe exchanger, so that the sulfuric acid corrosion during coal burning is effectively avoided, the heat. Each heat pipe is relatively independent and can be maintained singly, and even if a small number of heat pipes are damaged, air leakage or obvious reduction of heat load cannot be caused, so that the reliability of the equipment is very high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a marsh gas power generation waste heat recovery system, includes heat exchanger support (1), its characterized in that: the biogas generator set (2) is arranged on the lower side of the interior of the heat exchanger support (1), the heat exchanger (3) is arranged on the upper side of the heat exchanger support (1), a smoke inlet (4) is arranged on the left side of the heat exchanger (3), a smoke outlet (5) is arranged on the right side of the heat exchanger (3), an access door (6) is arranged on the front side of the heat exchanger (3), a cold water inlet (7) is arranged on the lower right side of the heat exchanger (3), a hot water outlet (8) is arranged on the lower left side of the heat exchanger (3), the smoke inlet (4) is connected with the biogas generator set (2) through a smoke inlet pipeline (9), a smoke exhaust pipe (10) is fixedly connected to the right side of the smoke outlet (5), a water tank support (11) is arranged on the right side of the heat exchanger support (1), a water tank (12, the hot water delivery port (8) is connected with the upper left side of water tank (12) through circulation hot water pipe (13), cold water inlet (7) are connected with the downside centre department of water tank (12) through circulation cold water pipe (14), circulation cold water pipe (14) are and lie in water tank (12) left side downside and are connected with circulating pump (15), the right downside of water tank (12) is provided with inlet tube (16), the upper right side of water tank (12) is provided with outlet pipe (17).
2. The biogas power generation waste heat recovery system according to claim 1, characterized in that: the heat exchanger (3) adopts a heat pipe heat exchanger, heat pipes in the heat pipe heat exchanger are arranged relatively independently, and two ends of each heat pipe are sealed by end covers.
3. The biogas power generation waste heat recovery system according to claim 1, characterized in that: the circulating pump (15) adopts a PUN-601EAH model.
4. The biogas power generation waste heat recovery system according to claim 1, characterized in that: the heat exchanger (3) is connected with the access door (6) through a hinge, and the joint is arranged in a sealing mode.
5. The biogas power generation waste heat recovery system according to claim 1, characterized in that: the upper end of the smoke exhaust pipe (10) is provided with a one-way valve.
6. The biogas power generation waste heat recovery system according to claim 1, characterized in that: and one end of the water outlet pipe (17) far away from the water tank (12) is connected with a water suction pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058764.7U CN211120789U (en) | 2019-11-26 | 2019-11-26 | Biogas power generation waste heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058764.7U CN211120789U (en) | 2019-11-26 | 2019-11-26 | Biogas power generation waste heat recovery system |
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| Publication Number | Publication Date |
|---|---|
| CN211120789U true CN211120789U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922058764.7U Active CN211120789U (en) | 2019-11-26 | 2019-11-26 | Biogas power generation waste heat recovery system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964089A (en) * | 2021-02-24 | 2021-06-15 | 自然资源部天津海水淡化与综合利用研究所 | Diesel engine flue gas waste heat recovery system of area self-cleaning |
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2019
- 2019-11-26 CN CN201922058764.7U patent/CN211120789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964089A (en) * | 2021-02-24 | 2021-06-15 | 自然资源部天津海水淡化与综合利用研究所 | Diesel engine flue gas waste heat recovery system of area self-cleaning |
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