CN204460695U - A kind of low temperature heat system of cooling heating and power generation system - Google Patents
A kind of low temperature heat system of cooling heating and power generation system Download PDFInfo
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- CN204460695U CN204460695U CN201420797228.3U CN201420797228U CN204460695U CN 204460695 U CN204460695 U CN 204460695U CN 201420797228 U CN201420797228 U CN 201420797228U CN 204460695 U CN204460695 U CN 204460695U
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Abstract
The utility model relates to a kind of low temperature heat system of cooling heating and power generation system, comprise internal combustion engine, heat exchanger, hot water storage tank, first water tank, second water tank, heat-pump hot-water unit, cooling tower and controller, low-temperature water heating reaches in hot water storage tank by the first pipeline by heat exchanger by the low-temperature water heating of internal combustion engine, water at low temperature is reached described internal combustion engine by the second pipeline by described heat exchanger by the water of hot water storage tank, first pipeline in internal combustion engine exit is provided with the first temperature sensor, first pipeline is connected to the water inlet of cooling tower by the 3rd pipeline, junction is provided with the first triple valve, second pipeline is connected to the delivery port of cooling tower by the 4th pipeline, and junction is provided with the second triple valve, hot water storage tank is connected to the first water tank, the second water tank respectively by pipeline, and the hot water outlet of heat-pump hot-water unit is connected to the first water tank, the second water tank respectively by pipeline.The utility model recycles the low-temperature water heating of internal combustion engine, saves energy, reduces costs, system stability.
Description
Technical field
The utility model relates to domestic hot-water supply technical field, particularly relates to a kind of low temperature heat system of cooling heating and power generation system.
Background technology
Heat-pump hot-water unit is now conventional domestic hot-water supply technology, it can substitute boiler not by the energy-saving environment-friendly hot water feeding mechanism of resource restriction, it adopts the cold coal of green non-pollution, heat in draw air, by the work done of compressor, produce the domestic hot-water of more than 50 degree, annual C.O.P value reaches more than 3.0.And internal combustion engine can produce the low-temperature water heating of 40 ~ 50 DEG C in the process of work, this part hot water is normally got rid of with waste water, cannot be utilized, cause the waste of heat energy and water resource; Need when source pump is run simultaneously to consume a large amount of electric energy, cost is very high, and is unfavorable for energy-conservation.
Utility model content
For solving the problem, the utility model provides a kind of low temperature heat system of cooling heating and power generation system, and it can recycle the low-temperature water heating of internal combustion engine, saves energy, reduces costs; And system stability.
The technical scheme that the utility model adopts is: a kind of low temperature heat system of cooling heating and power generation system, it comprises internal combustion engine, heat exchanger, hot water storage tank, first water tank, second water tank, heat-pump hot-water unit, cooling tower and controller, low-temperature water heating reaches in described hot water storage tank by the first pipeline by heat exchanger by the low-temperature water heating of described internal combustion engine, water at low temperature is reached described internal combustion engine by the second pipeline by described heat exchanger by the water of described hot water storage tank, second pipeline is provided with the check valve being flowed to internal combustion engine by hot water storage tank, for the cold water entering internal combustion engine provides auxiliary heating, first pipeline in described internal combustion engine exit is provided with the first temperature sensor for gathering internal combustion engine cooling during rolling coolant-temperature gage, described first pipeline is connected to the water inlet of cooling tower by the 3rd pipeline, for low-temperature water heating being flow to cooling tower heat radiation by the 3rd pipeline, junction is provided with the first triple valve, described second pipeline is connected to the delivery port of cooling tower by the 4th pipeline, and for the current in cooling tower being back to the second pipeline by the 4th pipeline, junction is provided with the second triple valve, described hot water storage tank is connected to the first water tank, the second water tank respectively by pipeline, described hot water storage tank is provided with level sensor and the second temperature sensor, and the hot water outlet of described heat-pump hot-water unit is connected to the first water tank, the second water tank respectively by pipeline, described first temperature sensor and the first triple valve, the second triple valve are all electrically connected with described controller, and controller controls the first triple valve, the second triple valve action according to the temperature signal of the first temperature sensor, described level sensor, the second temperature sensor and heat pump water-heating machine group are electrically connected with described controller respectively, and controller controls heat-pump hot-water unit according to the water level of hot water storage tank and temperature signal and opens or cut out.
Preferably, described first triple valve is located on the first pipeline between described internal combustion engine and heat exchanger.
Preferably, described second triple valve is located on the second pipeline between described internal combustion engine and heat exchanger.
Preferably, the second pipeline between described internal combustion engine and the second triple valve is provided with described check valve, prevents the water backflow flowing to internal combustion engine.
Preferably, the second pipeline between described hot water storage tank and heat exchanger is provided with described check valve, prevents the backwater backflow flowing to internal combustion engine.
Preferably, described first pipeline is connected to the bottom of hot water storage tank.
Preferably, described second pipeline is connected to the top of hot water storage tank.
Preferably, described heat exchanger is heat-exchangers of the plate type.
Being improved to further technique scheme, described internal combustion engine is connected an expansion tank with on the second pipeline between heat exchanger by pipeline.
Being improved to further technique scheme, the pipeline between described hot water storage tank and the first water tank, the second water tank is provided with magnetic valve, and described magnetic valve is electrically connected with described controller.
The low temperature heat system of described cooling heating and power generation system, beneficial effect is compared to existing technology:
The utility model has fully recycled cooling during rolling water and the low-temperature water heating of internal combustion engine, as the source of hot water for life, reduces the running time of source pump, directly decreases the loss of electricity and the loss of water; Wherein, exhaustless hot water also can be recycled to the heat source of internal combustion engine as cooling water, further recycle and reuse heat; And can Based Intelligent Control directly dispel the heat higher than during design temperature in temperature, recycle when temperature is suitable, prevent warm water too high.
In sum, the utility model has the advantage that energy consumption is low, cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the low temperature heat system of the utility model embodiment cooling heating and power generation system.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further described.
Embodiment:
With reference to Fig. 1, the low temperature heat system of cooling heating and power generation system described in the utility model, it comprises internal combustion engine 1, heat exchanger 2, hot water storage tank 3, first water tank 4, second water tank 5, heat-pump hot-water unit 6, cooling tower 7 and controller (not shown), wherein, heat exchanger 2 is heat-exchangers of the plate type.Cooling during rolling water (the low-temperature water heating of internal combustion engine 1,40 ~ 50 DEG C) by heat exchanger 2, low-temperature water heating is reached in hot water storage tank 3 by the first pipeline 11, first pipeline 11 is connected to the bottom of hot water storage tank 3, hot water storage tank 3 is connected to the first water tank 4, second water tank 5 respectively by pipeline, by two water tanks supply hot water for life (temperature 35 ~ 45 DEG C).First water tank 4, second water tank 5 is all communicated with running water, can be two water tank moisturizings.
Water at low temperature (temperature 35 ~ 45 DEG C) is reached internal combustion engine 1 by the second pipeline 12 by heat exchanger 2 by the water of hot water storage tank 3, and the second pipeline 12 is connected to the top of hot water storage tank 3; Second pipeline 12 is provided with the check valve 141 being flowed to internal combustion engine 1 by hot water storage tank 3, and the excess water of hot water storage tank 3 is back to internal combustion engine 1, for the cold water entering internal combustion engine 1 provides auxiliary heating, and further reuse low-temperature water heating.This check valve 141 can be arranged on the second pipeline 12 on the second pipeline 12 between hot water storage tank 3 and heat exchanger 2, between heat exchanger 2 and internal combustion engine 1, or both arranges.
First pipeline 11 in internal combustion engine 1 exit is provided with the first temperature sensor 13 for gathering internal combustion engine 1 cooling during rolling coolant-temperature gage, it is electrically connected with controller, it collects the temperature of the low-temperature water heating of internal combustion engine 1, and send this temperature signal to controller, in controller, this temperature and the temperature (40 ~ 60 DEG C) preset are compared.
First pipeline 11 is connected to the water inlet of cooling tower 7 by the 3rd pipeline 14, dispel the heat for low-temperature water heating being flow to cooling tower 7 by the 3rd pipeline 14, junction is provided with the first triple valve 111, it is electrically connected with controller, when the above-mentioned temperature collected is higher than preset temperature, first triple valve 111 is opened to the 3rd pipeline 14 place, and the low-temperature water heating of internal combustion engine 1 flows into cooling tower 7 and dispels the heat.When if the temperature collected above-mentioned is higher than preset temperature, the first triple valve 111 is opened to the first pipeline 11 place, and the low-temperature water heating inflow heat exchanger 2 of internal combustion engine 1, recycles hot water.
For convenience of using, second pipeline 12 is connected to the delivery port of cooling tower 7 by the 4th pipeline 15, for the current in cooling tower 7 being back to the second pipeline 12 by the 4th pipeline 15, junction is provided with the second triple valve 112, it is electrically connected with controller, controller can control the second triple valve 112 and get to the 4th pipeline 15 or the second pipeline 12 place, is that the water in hot water storage tank 3 is back to internal combustion engine 1 under normal circumstances; When the water level of cooling tower 7 is higher, the hot water return in cooling tower 7 is to internal combustion engine 1.
Hot water storage tank 3 is connected to the first water tank 4, second water tank 5 respectively by pipeline, for the first water tank 4, second water tank 5 provides domestic hot-water.This pipeline is provided with magnetic valve 31, and magnetic valve 31 is electrically connected with controller, and when not needing for cistern water supply, controller controls shut electromagnetic valve 31.
Hot water storage tank 3 is provided with level sensor and the second temperature sensor (not shown), all be electrically connected with controller, heat-pump hot-water unit 6 is electrically connected with controller, its hot water outlet is connected to the first water tank 4, second water tank 5 respectively by pipeline, and controller controls heat-pump hot-water unit 6 according to the water level in hot water storage tank 3 and water temperature condition and opens or closes.Hot water storage tank 3 is communicated with outside running water, and when the water level in hot water storage tank 3 is lower, controller controls hot water storage tank 3 and starts moisturizing, and moisturizing is complete, and water temperature reduces, then the switch of controller opens heat-pump hot-water unit 6, heat-pump hot-water unit 6 is started working.First water tank 4 outside is provided with force (forcing) pump (not shown), and can be the water pressurization in the first water tank 4, when hot water storage tank 3 lacks hot water, the hot water in the first water tank 4 can be passed in hot water storage tank 3, forms circulation.
For accommodating low-temperature water heating further, the second pipeline 12 between internal combustion engine 1 with heat exchanger 2 is connected an expansion tank 8 by pipeline.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. the low temperature heat system of a cooling heating and power generation system, it is characterized in that, comprise internal combustion engine (1), heat exchanger (2), hot water storage tank (3), first water tank (4), second water tank (5), heat-pump hot-water unit (6), cooling tower (7) and controller, low-temperature water heating reaches in described hot water storage tank (3) by the first pipeline (11) by heat exchanger (2) by the low-temperature water heating of described internal combustion engine (1), water at low temperature is reached described internal combustion engine (1) by the second pipeline (12) by described heat exchanger (2) by the water of described hot water storage tank (3), second pipeline (12) is provided with the check valve (141) being flowed to internal combustion engine (1) by hot water storage tank (3), for the cold water entering internal combustion engine (1) provides auxiliary heating, first pipeline (11) in described internal combustion engine (1) exit is provided with the first temperature sensor (13) for gathering internal combustion engine (1) cooling during rolling coolant-temperature gage, described first pipeline (11) is connected to the water inlet of cooling tower (7) by the 3rd pipeline (14), for low-temperature water heating being flow to cooling tower (7) heat radiation by the 3rd pipeline (14), junction is provided with the first triple valve (111), described second pipeline (12) is connected to the delivery port of cooling tower (7) by the 4th pipeline (15), and for the current in cooling tower (7) being back to the second pipeline (12) by the 4th pipeline (15), junction is provided with the second triple valve (112), described hot water storage tank (3) is connected to the first water tank (4), the second water tank (5) respectively by pipeline, described hot water storage tank (3) is provided with level sensor and the second temperature sensor, and the hot water outlet of described heat-pump hot-water unit (6) is connected to the first water tank (4), the second water tank (5) respectively by pipeline, described first temperature sensor (13) and the first triple valve (111), the second triple valve (112) are all electrically connected with described controller, and controller controls the first triple valve (111), the second triple valve (112) action according to the temperature signal of the first temperature sensor (13), described level sensor, the second temperature sensor and heat-pump hot-water unit (6) are electrically connected with described controller respectively, and controller controls heat-pump hot-water unit (6) according to the water level of hot water storage tank (3) and temperature signal and opens or cut out.
2. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: described first triple valve (111) is located on the first pipeline (11) between described internal combustion engine (1) and heat exchanger (2).
3. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: described second triple valve (112) is located on the second pipeline (12) between described internal combustion engine (1) and heat exchanger (2).
4. the low temperature heat system of cooling heating and power generation system according to claim 3, it is characterized in that: the second pipeline (14) between described internal combustion engine (1) and the second triple valve (112) is provided with described check valve (141), prevent the backwater backflow flowing to internal combustion engine (1).
5. the low temperature heat system of cooling heating and power generation system according to claim 4, it is characterized in that: the second pipeline (12) between described hot water storage tank (3) and heat exchanger (2) is provided with described check valve (141), prevent the water backflow flowing to internal combustion engine (1).
6. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: described first pipeline (11) is connected to the bottom of hot water storage tank (3).
7. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: described second pipeline (12) is connected to the top of hot water storage tank (3).
8. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: described heat exchanger (2) is heat-exchangers of the plate type.
9. the low temperature heat system of cooling heating and power generation system according to claim 1, is characterized in that: the second pipeline (12) between described internal combustion engine (1) with heat exchanger (2) is connected an expansion tank (8) by pipeline.
10. the low temperature heat system of cooling heating and power generation system according to claim 1, it is characterized in that: the pipeline between described hot water storage tank (3) and the first water tank (4), the second water tank (5) is provided with magnetic valve (31), and described magnetic valve (31) is electrically connected with described controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797228.3U CN204460695U (en) | 2014-12-16 | 2014-12-16 | A kind of low temperature heat system of cooling heating and power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420797228.3U CN204460695U (en) | 2014-12-16 | 2014-12-16 | A kind of low temperature heat system of cooling heating and power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204460695U true CN204460695U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420797228.3U Expired - Fee Related CN204460695U (en) | 2014-12-16 | 2014-12-16 | A kind of low temperature heat system of cooling heating and power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204460695U (en) |
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2014
- 2014-12-16 CN CN201420797228.3U patent/CN204460695U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20201216 |
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| CF01 | Termination of patent right due to non-payment of annual fee |