CN212247016U - Hot water circulating system for heating of biogas engineering and users - Google Patents
Hot water circulating system for heating of biogas engineering and users Download PDFInfo
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- CN212247016U CN212247016U CN202021225516.3U CN202021225516U CN212247016U CN 212247016 U CN212247016 U CN 212247016U CN 202021225516 U CN202021225516 U CN 202021225516U CN 212247016 U CN212247016 U CN 212247016U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 169
- 238000010438 heat treatment Methods 0.000 title claims abstract description 88
- 238000003860 storage Methods 0.000 claims abstract description 38
- 238000004321 preservation Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims description 18
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 10
- 239000008399 tap water Substances 0.000 claims description 7
- 235000020679 tap water Nutrition 0.000 claims description 7
- 238000000855 fermentation Methods 0.000 abstract description 11
- 230000004151 fermentation Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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Abstract
The utility model relates to a hot water circulating system for biogas engineering and user heating, belonging to the field of intelligent control, wherein the hot water circulating system comprises a hot water supply system, a heating room, a reaction tank and a heat exchanger arranged in the reaction tank; the hot water supply system comprises a solar water heater, a heat preservation storage tank, a temperature regulation tank, a cache tank, a controller and a power supply module; the solar water heater is communicated with the heat-preservation storage tank, the temperature-adjusting tank is provided with an electronic constant-temperature water mixing valve, and the heat-preservation storage tank and the buffer tank are respectively communicated with a hot water inlet end and a cold water inlet end of the electronic constant-temperature water mixing valve; the temperature adjusting tank is connected with the heating room, and the heat exchanger is connected with the cache tank in a storage way; the controller controls the delivery of hot or cold water in the various stages of pipes. The system can ensure that hot water resources can maintain the fermentation temperature of the biogas engineering, and can accurately control the temperature of the heating system, thereby improving the utilization rate of the hot water resources, ensuring the fermentation speed and improving the biogas production rate.
Description
Technical Field
The utility model belongs to the technical field of intelligent control, specifically, relate to a hot water circulating system that is used for marsh gas engineering and user's heating.
Background
With the rapid development of the economy of China, the demand for energy is increasingly expanded, and the problem of energy shortage becomes an important problem influencing the rapid development of the economy of China. Among many new energy sources, biogas is a clean and green energy source, and has a wide market and development space. In a biogas engineering system, the excessively low anaerobic fermentation temperature is a key factor for restricting the development of biogas engineering. Because the activity of the biogas fermentation microorganisms is restricted by too low temperature, particularly the biogas production in winter is insufficient, the use requirement of farmers is not met, and the biogas engineering does not have stable gas supply guarantee. The research on the warming device for the biogas engineering, which is cheap, excellent in quality, environment-friendly and practical, is very important. At present, the heating of the biogas project mainly adopts the modes of spraying, air heating and water circulation heating, but the spraying and air heating have higher heating cost, and compared with the water circulation heating, the water circulation heating generally adopts solar energy heating, so that the water circulation heating is relatively economic and cost-effective.
However, the precise temperature control of solar water circulation heating is difficult and is greatly influenced by weather, so that the temperature in the reaction tank of the biogas engineering is unstable, and the phenomena that the temperature in summer is extremely high, the biogas is greatly enhanced, the temperature in winter is not high, the gas yield improvement effect is not obvious and the like can occur. Secondly, the water circulation heating system of the existing biogas engineering is usually connected with a heating system to recycle hot water resources, but the temperature control of the heating system also needs to be accurately controlled, and when the temperature of heating inlet water continuously exceeds 60 ℃, the temperature of the inlet water should be automatically adjusted, so that the indoor temperature suitable for living is kept. Therefore, an intelligent regulation and control system which can maintain the fermentation temperature of the biogas project and accurately control the temperature of a heating system linked with the biogas project is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects in the prior art, the utility model aims to provide a hot water circulating system for heating in biogas engineering and users. The hot water circulating system can maintain the fermentation temperature of the biogas project and accurately control the temperature of a heating system connected with the biogas project under the control of the control method, so that the utilization rate of hot water resources is improved, the fermentation speed is ensured, and the biogas production rate is improved.
In order to achieve the above object, the utility model discloses a concrete scheme does:
a hot water circulating system for biogas engineering and user heating comprises a hot water supply system, a heating room, a reaction tank and a heat exchanger arranged in the reaction tank; the hot water supply system is connected with a heating room through a first heating pipe, the heating room is connected with a heat exchanger through a second heating pipe, and the heat exchanger is communicated with the hot water supply system through a return pipe;
the hot water supply system comprises a solar water heater, a heat preservation storage tank, a temperature regulation tank, a cache tank, a power supply module and a controller; the solar water heater is communicated with a heat-preservation storage tank through a first conveying pipe, an electronic constant-temperature water mixing valve is mounted on the temperature adjusting tank, the heat-preservation storage tank is communicated with a hot water inlet end of the electronic constant-temperature water mixing valve through a second conveying pipe, and the cache tank is communicated with a cold water inlet end of the electronic constant-temperature water mixing valve through a third conveying pipe; the temperature adjusting tank is connected with a heating room through a first heating pipe, the heat exchanger is connected with the cache tank through a return pipe in a storage mode, the cache tank is communicated with the heat preservation storage tank through a fourth conveying pipe, and the heat preservation storage tank is communicated with a water inlet end of the solar water heater through a fifth conveying pipe; hot water pumps are respectively arranged on the first heat supply pipe, the first conveying pipe, the second conveying pipe and the fifth conveying pipe, cold water pumps are respectively arranged on the third conveying pipe and the fourth conveying pipe, electromagnetic valves are respectively arranged at water outlets of the hot water pumps and the cold water pumps, temperature sensors are arranged in the heat-preservation storage tank, and liquid level sensors are respectively arranged in the heat-preservation storage tank and the temperature adjusting tank; the hot water pump, the cold water pump, the electromagnetic valve, the temperature sensor, the liquid level sensor and the electronic constant-temperature water mixing valve are all connected with the controller, and the controller is connected with the power module.
As a further optimization of the scheme, a liquid level sensor is installed in the cache tank, the cache tank is connected with a tap water pipe, and a cold water pump and an electromagnetic valve are arranged on the tap water pipe.
As the further optimization of the scheme, the heating room comprises a heating room water outlet and a heating room water inlet, the heating room water outlet is connected with the heating system water inlet end of the peasant household, the heating room water inlet is connected with the heating system water outlet end, and the heating room water inlet is connected with the second heating pipe.
As a further optimization of the above scheme, the hot water circulation system further comprises a wireless communication module and a remote control terminal, wherein the wireless communication module is connected with the controller, and the remote control terminal is connected with the wireless communication module. Furthermore, the remote control terminal is a PC computer or a smart phone.
As a further optimization of the scheme, the heat exchanger adopts a coil heat exchanger, and the coil heat exchanger is provided with a spherical structure protruding outwards.
Has the advantages that:
1. the utility model discloses can make hot water resource can enough maintain marsh gas engineering fermentation temperature, the heating system temperature that again can accurate control and marsh gas engineering link, and then improves hot water resource's utilization ratio, guarantees the fermentation speed, improves marsh gas productivity ratio.
2. The utility model discloses can realize heating cycle system's moisturizing automatically, guarantee the continuous operation of hydrologic cycle, reduce manual work, make entire system more intelligent.
3. The utility model discloses can also heat the peasant household through the room that heats, cyclic utilization hot water resource improves the utilization ratio of heat and water resource.
Drawings
Fig. 1 is a schematic structural diagram of a hot water circulation system according to the present invention;
FIG. 2 is a schematic diagram of the control system of the present invention;
in the figure: 1. a heating room; 2. a reaction tank; 3. a heat exchanger; 4. a first heat supply pipe; 5. a second heat supply pipe; 6. a return pipe; 7. a solar water heater; 8. a heat-preservation storage tank; 9. a temperature adjusting tank; 10. a buffer tank; 11. a power supply module; 12. a controller; 13. a first delivery pipe; 14. an electronic constant-temperature water mixing valve; 15. a second delivery pipe; 16. a third delivery pipe; 17. a fourth delivery pipe; 18. a fifth delivery pipe; 19. a hot water pump; 20. a cold water pump; 21. an electromagnetic valve; 22. a temperature sensor; 23. a liquid level sensor; 24. a tap water pipe; 25. a wireless communication module; 26. and (5) remotely controlling the terminal.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.
Example 1:
fig. 1 shows a hot water circulation system for biogas engineering and user heating, which comprises a hot water supply system, a heating room 1, a reaction tank 2 and a heat exchanger 3 installed in the reaction tank 2, wherein the hot water supply system conveys hot water to the heating room 1 through a first heating pipe 4, the heating room 1 conveys hot water to the heat exchanger 3 through a second heating pipe 5, the hot water enters the heat exchanger 3 to exchange heat with materials in the reaction tank 2, and the heat exchanger 3 conveys the heat-exchanged water back to the hot water supply system through a return pipe 6.
The hot water supply system comprises a solar water heater 7, a heat preservation storage tank 8, a temperature regulation tank 9, a cache tank 10, a power supply module and a controller; the solar water heater 7 conveys hot water to the heat-preservation storage tank 8 through the first conveying pipe 13 for storage, the temperature-adjusting tank 9 is provided with an electronic constant-temperature water mixing valve 14, the heat-preservation storage tank 8 is communicated with a hot water inlet end of the electronic constant-temperature water mixing valve 14 through the second conveying pipe 15, and the cache tank 10 is communicated with a cold water inlet end of the electronic constant-temperature water mixing valve 14 through the third conveying pipe 16; the temperature adjusting tank 9 conveys hot water to the heating room 1 through the first heating pipe 4, the heat exchanger 3 conveys the water after heat exchange back to the cache tank 10 for storage through the return pipe 6, the cache tank 10 is communicated with the heat preservation storage tank 8 through the fourth conveying pipe 17, and the heat preservation storage tank 8 is communicated with the water inlet end of the solar water heater 7 through the fifth conveying pipe 18; the controller 12 is connected with the power module 11, and the electronic constant-temperature water mixing valve 14 is connected with the controller 12; all install hot-water pump 19 on first heat supply pipe 4, first conveyer pipe 13, second conveyer pipe 15 and the fifth conveyer pipe 18, all install cold water pump 20 on third conveyer pipe 16 and the fourth conveyer pipe 17, solenoid valve 21 is all installed to the delivery port of hot-water pump 19 and cold water pump 20, is equipped with temperature sensor 22 in the holding storage tank 8, all is equipped with level sensor 23 in holding storage tank 8 and the tempering tank 9, and hot-water pump 19, cold water pump 20, solenoid valve 21, temperature sensor 22 and level sensor 23 all link to each other with controller 12.
Heating room 1 is inside still including heating room delivery port and heating room water inlet, and the heating room delivery port is connected with the heating system of peasant household's end of intaking, for the peasant household heats, flows out from heating system play water end after the hot water heating, and then flows in the heating room water inlet of being connected with heating system play water end, and the heating room water inlet is connected with second heating pipe 5 and is used for retort 2 heating, so formation circulation.
Install level sensor 23 in the buffer tank 10, buffer tank 10 is connected with water pipe 24, is equipped with cold water pump 20 and solenoid valve 21 on water pipe 24, and solenoid valve 21 installs the delivery port at cold water pump 20, and cold water pump 20 and solenoid valve 21 all are connected with controller 12. The design can automatically realize the water supplement of the heating circulation system, so that the whole system is more intelligent.
The intelligent controller further comprises a wireless communication module 25 and a remote control terminal 26, wherein the wireless communication module 25 is connected with the controller 12, and the remote control terminal 26 is connected with the wireless communication module 25. The remote control terminal 26 can be used for constantly paying attention to and recording the temperature in the reaction tank 2, monitoring the fermentation temperature and ensuring that the fermentation is efficiently carried out.
The remote control terminal 25 is a PC computer or a smart phone. The PC computer or the smart phone can record and monitor the temperature in the reaction tank more intuitively and effectively.
The heat exchanger 3 adopts a coil heat exchanger, and the coil heat exchanger is provided with a spherical structure protruding outwards. The design can effectively increase the heat exchange area between the heat exchanger 3 and the materials, so that the materials are heated more fully, the overall reaction rate can be effectively increased, and the methane yield can be increased.
The control method of the hot water circulating system comprises the following steps:
s1, the controller 12 controls the hot water pump 19 and the electromagnetic valve 21 on the first delivery pipe 13 to work, and the hot water heated to the temperature of more than 80 ℃ by the solar water heater 7 is delivered to the heat preservation storage tank 8 through the first delivery pipe 13 to be stored;
s2, the controller 12 controls the hot water pump 19 and the electromagnetic valve 21 on the second delivery pipe 15, the cold water pump 19 and the electromagnetic valve 21 on the third delivery pipe 16 and the electronic constant-temperature water mixing valve 14 to work, hot water in the heat-preservation storage tank 8 and cold water in the storage tank 10 are respectively delivered to the electronic constant-temperature water mixing valve 14, the electronic constant-temperature water mixing valve 14 mixes the cold water and the hot water to 60 ℃, and then delivers the mixture to the temperature regulation tank 9, meanwhile, the controller 12 controls the liquid level sensor 23 to detect the liquid level height in the temperature regulation tank 9, and when the liquid level height reaches a set value, the hot water pump 19 and the electromagnetic valve 21 on the second delivery pipe 15, the cold water pump 19 and the electromagnetic valve 21 on the third delivery pipe 16 and the electronic constant-temperature water mixing;
s3, the controller 12 controls the hot water pump 19 and the electromagnetic valve 21 on the first heat supply pipe 4 to work, the hot water in the temperature adjusting tank 9 is conveyed to the heating room 1 for heating, the hot water after passing through the heating room 1 is conveyed to the heat exchanger 3 to exchange heat with the materials in the reaction tank 2, and the water after heat exchange is conveyed back to the cache tank 10 for storage through the return pipe 6;
s4, the controller 12 controls the liquid level sensor 23 to detect the liquid level height in the heat preservation storage tank 8, when the liquid level height is lower than a set value, the controller 12 controls the cold water pump 19 and the electromagnetic valve 21 on the fourth delivery pipe 17 to work, cold water in the buffer tank 10 is delivered to the heat preservation storage tank 8, when the liquid level height reaches the set value, the cold water pump 19 and the electromagnetic valve 21 on the fourth delivery pipe 17 stop working, meanwhile, the controller 12 controls the liquid level sensor 23 to detect the liquid level height in the buffer tank 10, when the liquid level height is lower than the set value, the controller 12 controls the cold water pump 20 and the electromagnetic valve 21 on the tap water pipe 24 to work, tap water is delivered to the buffer tank 10, and when the liquid level height reaches the set value, the cold water pump 20 and the electromagnetic valve 21 on the;
s5, the controller 12 controls the temperature sensor 22 to detect the temperature in the heat preservation storage tank 8, when the temperature is lower than 80 ℃, the controller 12 controls the hot water pump 19 and the electromagnetic valve 21 on the fifth delivery pipe 18 to work, the water in the heat preservation storage tank 8 is delivered to the solar water heater 7 to be heated, and then the steps from S1 to S5 are repeated.
It should be noted that the above-mentioned embodiments should be considered illustrative, rather than limiting, the scope of the invention, which is defined by the appended claims. It will be apparent to those skilled in the art that certain modifications and adaptations of the invention that are not essential to the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. A hot water circulating system for methane engineering and user heating is characterized in that: comprises a hot water supply system, a heating room (1), a reaction tank (2) and a heat exchanger (3) arranged in the reaction tank (2); the hot water supply system is connected with a heating room (1) through a first heat supply pipe (4), the heating room (1) is connected with a heat exchanger (3) through a second heat supply pipe (5), and the heat exchanger (3) is communicated with the hot water supply system through a return pipe (6);
the hot water supply system comprises a solar water heater (7), a heat-preservation storage tank (8), a temperature adjusting tank (9), a cache tank (10), a power module and a controller; the solar water heater (7) is communicated with the heat-preservation storage tank (8) through a first conveying pipe (13), the temperature-regulation tank (9) is provided with an electronic constant-temperature water mixing valve (14), the heat-preservation storage tank (8) is communicated with a hot water inlet end of the electronic constant-temperature water mixing valve (14) through a second conveying pipe (15), and the cache tank (10) is communicated with a cold water inlet end of the electronic constant-temperature water mixing valve (14) through a third conveying pipe (16); the temperature adjusting tank (9) is connected with the heating room (1) through a first heating pipe (4), the heat exchanger (3) is connected with the cache tank (10) through a return pipe (6) in a storage mode, the cache tank (10) is communicated with the heat preservation storage tank (8) through a fourth conveying pipe (17), and the heat preservation storage tank (8) is communicated with the water inlet end of the solar water heater (7) through a fifth conveying pipe (18); hot water pumps are respectively arranged on the first heat supply pipe (4), the first conveying pipe (13), the second conveying pipe (15) and the fifth conveying pipe (18), cold water pumps are respectively arranged on the third conveying pipe (16) and the fourth conveying pipe (17), and electromagnetic valves are respectively arranged at water outlets of the hot water pumps and the cold water pumps; a temperature sensor is arranged in the heat-preservation storage tank (8), and liquid level sensors are arranged in the heat-preservation storage tank (8) and the temperature-adjusting tank (9); the hot water pump, the cold water pump, the electromagnetic valve, the temperature sensor, the liquid level sensor and the electronic constant-temperature water mixing valve (14) are all connected with the controller, and the controller is connected with the power module.
2. A hot water circulation system for biogas engineering and user heating according to claim 1, characterized in that: a liquid level sensor is installed in the buffer tank (10), the buffer tank (10) is connected with a tap water pipe (24), and a cold water pump and an electromagnetic valve are arranged on the tap water pipe (24).
3. A hot water circulation system for biogas engineering and user heating according to claim 1, characterized in that: heating room (1) is inside including heating room delivery port and heating room water inlet, the heating room delivery port is connected with the heating system of peasant household's end of intaking, the heating room water inlet is connected with heating system water outlet end, the heating room water inlet is connected with second heating pipe (5).
4. A hot water circulation system for biogas engineering and user heating according to claim 1, characterized in that: the hot water circulation system further comprises a wireless communication module and a remote control terminal, the wireless communication module is connected with the controller, and the remote control terminal is connected with the wireless communication module.
5. A hot water circulation system for biogas engineering and user heating according to claim 4, characterized in that: the remote control terminal is a PC computer or an intelligent mobile phone.
6. A hot water circulation system for biogas engineering and user heating according to claim 1, characterized in that: the heat exchanger (3) adopts a coil heat exchanger, and a spherical structure protruding outwards is arranged on the coil heat exchanger.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021225516.3U CN212247016U (en) | 2020-06-29 | 2020-06-29 | Hot water circulating system for heating of biogas engineering and users |
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| CN202021225516.3U CN212247016U (en) | 2020-06-29 | 2020-06-29 | Hot water circulating system for heating of biogas engineering and users |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111849712A (en) * | 2020-06-29 | 2020-10-30 | 河南科技大学 | Hot water circulating system for biogas engineering and user heating and control method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111849712A (en) * | 2020-06-29 | 2020-10-30 | 河南科技大学 | Hot water circulating system for biogas engineering and user heating and control method thereof |
| CN111849712B (en) * | 2020-06-29 | 2023-08-29 | 河南科技大学 | Hot water circulation system for biogas engineering and user heating and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220830 Address after: Shangliuhe Village, Tiemen Town, Xin'an County, Luoyang City, Henan Province 471000 Patentee after: Xin'an County Lanke Mountain Planting Professional Cooperative Address before: 471000 No. 48, Xiyuan Road, Jianxi District, Henan, Luoyang Patentee before: HENAN University OF SCIENCE AND TECHNOLOGY |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231010 Address after: 471800 Group 7, Liuhe Village, Tiemen Town, Xin'an County, Luoyang City, Henan Province Patentee after: Luoyang Township Green Biomass Energy Technology Co.,Ltd. Address before: Shangliuhe Village, Tiemen Town, Xin'an County, Luoyang City, Henan Province 471000 Patentee before: Xin'an County Lanke Mountain Planting Professional Cooperative |
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| TR01 | Transfer of patent right |