CN204962691U - System for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling - Google Patents
System for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling Download PDFInfo
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- CN204962691U CN204962691U CN201520753635.9U CN201520753635U CN204962691U CN 204962691 U CN204962691 U CN 204962691U CN 201520753635 U CN201520753635 U CN 201520753635U CN 204962691 U CN204962691 U CN 204962691U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model provides a system for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling, it is connected with solar energy light and heat heat collector through an outlet pipe and a wet return including solar energy light and heat heat collector, heat storage tank, electric heat accumulation boiler, gas internal combustion engine generator, exhaust -heat boiler, heat storage tank, heat storage tank is connected with electric heat accumulation boiler through another outlet pipe and another wet return, be connected with the demineralized water inlet tube on heat storage tank, still be connected with the hot water outlet pipe on heat storage tank, this hot water outlet pipe is connected with exhaust -heat boiler, and this exhaust -heat boiler's flue gas intake pipe and gas internal combustion engine generator are connected. The utility model discloses use without compensation solar energy resource to avoiding the peak hour and utilizing low -priced low ebb electric power resource at night, the flue gas waste heat of retrieving the gas internal -combustion engine is used for the steam return circuit again, reduces the internal -combustion engine heat loss, increases simultaneously to supply the steam volume, effectively improves the energy efficiency of cogeneration, reach can the cogeneration the purpose.
Description
Technical field
The system that the utility model relates to a kind of afterheat of IC engine, solar energy optical-thermal is coupled with electric accumulation of heat, especially can carry out comprehensive cascade utilization by the heat energy of different temperatures.The utility model discloses a kind of heat utilization system realizing solar energy techniques and electric accumulation of heat combination belonging to field of energy-saving technology.This system adopts solar thermal collector to collect high temperature heat in solar energy generation, as the thermal source of waste heat boiler feed-tank, utilizes night trough-electricity to heat, and extracts internal combustion engine fume afterheat, substitute the heat source of boiler-burner.
Background technology
At present, the thermal efficiency of gas internal-combustion engine is about about 30%-40%, most of heat energy entrained by fuel combustion is discharged in air with cooling water and exhaust, can not get effective utilization, energy utilization rate can be improved by UTILIZATION OF VESIDUAL HEAT IN, general docking waste heat boiler direct steam generation or hot water are for heat user heating or provide steam load, but because of reasons such as waste heat amount are very few, possibly cannot meet end if some factory is for the demand of steam quality grade.
Industrial park is usually comparatively large for steam load demand, and usually adopt gas fired-boiler to provide steam energy cost very high, and a natural gas can only produce a heat, energy utilization rate is on the low side.Period utilizes solar energy heating waste heat boiler to feed water by day, low ebb electricity price is utilized to carry out electric accumulation of heat at night, the steam load of relevant parameter is provided while utilizing gas internal-combustion engine to generate electricity, can effectively meet end demand, and a natural gas also can provide moiety thermic load while providing a electric load, improve project economics.
Utility model content
The system that the purpose of this utility model is to provide a kind of afterheat of IC engine, solar energy optical-thermal is coupled with electric accumulation of heat, its use without compensation solar energy resources, the fume afterheat reclaiming gas internal-combustion engine is reused for steam-return line, reduce internal combustion engine heat loss, reduce combustion gas air consumption, increase for quantity of steam simultaneously, the efficiency of energy utilization of effective raising system cogeneration, reduce conventional energy resource to use, have energy conservation and environmental protection benefit, reaching can the object of cogeneration.
To achieve these goals, the utility model is by the following technical solutions:
The system that afterheat of IC engine, solar energy optical-thermal are coupled with electric accumulation of heat, it includes solar energy optical-thermal heat collector (1), hot water storage tank (2), electric heat storage boiler (3), gas internal combustion electric generator (4), waste heat boiler (5).It is characterized in that, hot water storage tank (2) is connected with solar energy optical-thermal heat collector (1) with a return pipe (6) by an outlet pipe (9); Hot water storage tank (2) is connected with electric heat storage boiler (3) with another return pipe (11) by another outlet pipe (14); Hot water storage tank (2) is connected with demineralized water water inlet pipe (16), hot water storage tank (2) is also connected with hot water outlet pipe (17); This hot water outlet pipe (17) is connected with waste heat boiler (5), and the smoke inlet pipe (21) of this waste heat boiler (5) is connected with gas internal combustion electric generator (4).
Wherein, a return pipe (6) of hot water storage tank (2) is in series with the first water pump (7) and the first butterfly valve (8), an outlet pipe (9) of hot water storage tank (2) is in series with the second butterfly valve (10).
Wherein, another return pipe (11) of hot water storage tank (2) is in series with the second water pump (13) and the 3rd butterfly valve (12), another outlet pipe (14) of hot water storage tank (2) is in series with the 4th butterfly valve (15).
Wherein, hot water outlet pipe (17) is in series with the 5th butterfly valve (18), hot water outlet pipe (17) is also connected with Pressure gauge (20) and thermometer (19).
Wherein, smoke inlet pipe (21) is in series with flue door (22) and flue explosion proof door (23).
Wherein, hot water storage tank (2) is pressure vessel.
Electricity heat storage boiler is thermal source with electric boiler, utilizes supplied electricity fee peak valley difference, and in the power supply valley period, be that heating agent heats with water, and be stored in hot water storage tank, accumulation of heat water pump operates continuously, maintains hot water storage tank temperature in setting value.Electric boiler is closed peak period in power supply, make full use of solar energy, the accumulation of heat of solar energy is utilized to be heated to the hot water storage tank of electric accumulation of heat, by the storage of solar energy abundant daytime in hot water storage tank, improve electric hot water storage tank and enter coolant-temperature gage, to improve comprehensive energy utilization ratio, waste heat boiler feed temperature is made to reach 95-100 DEG C.Make feedwater eventually through the requirement that can meet part industrial enterprise steam quality after absorbing internal combustion engine generator waste heat, and reach can the object of cogeneration.
The beneficial effects of the utility model are:
1, feeding water by utilizing in solar energy and electric accumulation of heat heating water tank, while making full use of gas internal combustion electric generator waste heat, user side steam level requirements can be met.
2, the efficiency of energy utilization of effective raising system cogeneration, by clean cheap energy such as renewable energy utilization and electricity accumulation of heats at night, save operating cost, reducing conventional energy resource uses, and has energy conservation and environmental protection benefit.
3, make full use of the advantage of system, coupled, under accident conditions, (as the solar energy optical-thermal system failure) also can ensure energy supply, strengthens security reliability.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
In Fig. 1: 1, solar energy optical-thermal heat collector; 2, hot water storage tank; 3, electric heat storage boiler; 4, gas internal combustion electric generator; 5, waste heat boiler.
Detailed description of the invention
Shown in Figure 1: the system that a kind of afterheat of IC engine, solar energy optical-thermal are coupled with electric accumulation of heat, it includes, solar energy optical-thermal heat collector 1, hot water storage tank 2, electric heat storage boiler 3, gas internal combustion electric generator 4, waste heat boiler 5, hot water storage tank 2 is connected with solar energy optical-thermal heat collector 1 by a return pipe 6, outlet pipe 9; Hot water storage tank 2 is connected with electric heat storage boiler 3 by another return pipe 11, another outlet pipe 14; Hot water storage tank 2 is connected with demineralized water water inlet pipe 16, hot water storage tank 2 is also connected with hot water outlet pipe 17; This hot water outlet pipe 17 is connected with waste heat boiler 5, and the smoke inlet pipe 21 of this waste heat boiler 5 is connected with gas internal combustion electric generator 4.
Wherein, a return pipe 6 of hot water storage tank 2 is in series with the first water pump 7 and the first butterfly valve 8, an outlet pipe 9 of hot water storage tank 2 is in series with the second butterfly valve 10.
Wherein, another return pipe 11 of hot water storage tank 2 is in series with the second water pump 13 and the 3rd butterfly valve 12, another outlet pipe 14 of hot water storage tank 2 is in series with the 4th butterfly valve 15.
Wherein, hot water outlet pipe 17 is in series with the 5th butterfly valve 18, hot water outlet pipe 17 is also connected with Pressure gauge 20 and thermometer 19.
Wherein, smoke inlet pipe 21 is in series with flue door 22 and flue explosion proof door 23.
Wherein, hot water storage tank 2 is pressure vessel.
In the first example shown in Fig. 1, solar energy optical-thermal heat collector 1 collects solar energy, water in heat storage water tank 2, night utilizes trough-electricity to heat by electric heat storage boiler 3, the water reaching about 100 DEG C after heating enters waste heat boiler 5, absorb the high-temperature flue gas of 500 degrees centigrade of gas internal-combustion engine 4, the saturated vapor reaching certain pressure temperature provides industrial production steam.
Implementing in the second example shown in Fig. 1, about 2 to 100 DEG C, electricity heat storage boiler 3 heat storage in night water tank, daytime period utilizes solar energy optical-thermal heat collector 1 to collect solar energy to continue to be heated to overheated (requiring that hot water storage tank 2 is for pressure vessel), the feedwater reaching overtemperature after heating enters waste heat boiler 5, absorb the high-temperature flue gas of about 500 DEG C of gas internal combustion electric generator 4, the superheated steam reaching certain pressure temperature provides industrial production steam.
The utility model utilizes solar energy optical-thermal in the sunshine-duration on daytime, utilizes night trough-electricity to carry out accumulation of heat for hot water storage tank, and the peak electricity period utilizes its hot water storage tank as the feedwater of internal combustion engine generator waste heat boiler, for user provides steam load by day.The utility model has significant energy conservation and environmental protection benefit, but the solar energy optical-thermal fraction of different regions difference is comparatively large, and design system will be suited measures to local conditions; The utility model is applicable to food processing etc. and needs electric power, steam load, and the industrial enterprise that steam load is larger.
Claims (6)
1. the system that is coupled with electric accumulation of heat of an afterheat of IC engine, solar energy optical-thermal, it includes solar energy optical-thermal heat collector (1), hot water storage tank (2), electric heat storage boiler (3), gas internal combustion electric generator (4), waste heat boiler (5), it is characterized in that, hot water storage tank (2) is connected with solar energy optical-thermal heat collector (1) by a return pipe (6), an outlet pipe (9); Hot water storage tank (2) is connected with electric heat storage boiler (3) by another return pipe (11), another outlet pipe (14); Hot water storage tank (2) is connected with demineralized water water inlet pipe (16), hot water storage tank (2) is also connected with hot water outlet pipe (17); This hot water outlet pipe (17) is connected with waste heat boiler (5), and the smoke inlet pipe (21) of this waste heat boiler (5) is connected with gas internal combustion electric generator (4).
2. the system that is coupled with electric accumulation of heat of afterheat of IC engine according to claim 1, solar energy optical-thermal, it is characterized in that, a return pipe (6) of hot water storage tank (2) is in series with the first water pump (7) and the first butterfly valve (8), an outlet pipe (9) of hot water storage tank (2) is in series with the second butterfly valve (10).
3. the system that is coupled with electric accumulation of heat of afterheat of IC engine according to claim 1 and 2, solar energy optical-thermal, it is characterized in that, another return pipe (11) of hot water storage tank (2) is in series with the second water pump (13) and the 3rd butterfly valve (12), is in series with the 4th butterfly valve (15) at another outlet pipe (on 14) of hot water storage tank (2).
4. the system that is coupled with electric accumulation of heat of afterheat of IC engine according to claim 3, solar energy optical-thermal, it is characterized in that, hot water outlet pipe (17) is in series with the 5th butterfly valve (18), hot water outlet pipe (17) is also connected with Pressure gauge (20) and thermometer (19).
5. the system that is coupled with electric accumulation of heat of afterheat of IC engine according to claim 4, solar energy optical-thermal, is characterized in that, smoke inlet pipe (21) is in series with flue door (22) and flue explosion proof door (23).
6. the system that is coupled with electric accumulation of heat of afterheat of IC engine according to claim 5, solar energy optical-thermal, it is characterized in that, hot water storage tank (2) is pressure vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520753635.9U CN204962691U (en) | 2015-09-25 | 2015-09-25 | System for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520753635.9U CN204962691U (en) | 2015-09-25 | 2015-09-25 | System for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling |
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| CN204962691U true CN204962691U (en) | 2016-01-13 |
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| CN201520753635.9U Active CN204962691U (en) | 2015-09-25 | 2015-09-25 | System for internal -combustion engine waste heat, solar energy light and heat and electric heat accumulation coupling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758002A (en) * | 2016-04-25 | 2016-07-13 | 中节能先导城市节能有限公司 | Self-electricity-generating water heating system through gas and solar energy |
| CN108180529A (en) * | 2018-02-08 | 2018-06-19 | 新疆乾坤环能投资有限公司 | A kind of combustion gas is electrically coupled wisdom environmental protection heating system |
| CN108506914A (en) * | 2018-05-02 | 2018-09-07 | 中建环能建筑工程有限公司 | A kind of electric heat storage preheating steam generator |
| CN108626889A (en) * | 2018-05-03 | 2018-10-09 | 中国华电科工集团有限公司 | A kind of distributed multi-generation system coupled with solar energy |
-
2015
- 2015-09-25 CN CN201520753635.9U patent/CN204962691U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758002A (en) * | 2016-04-25 | 2016-07-13 | 中节能先导城市节能有限公司 | Self-electricity-generating water heating system through gas and solar energy |
| CN108180529A (en) * | 2018-02-08 | 2018-06-19 | 新疆乾坤环能投资有限公司 | A kind of combustion gas is electrically coupled wisdom environmental protection heating system |
| CN108506914A (en) * | 2018-05-02 | 2018-09-07 | 中建环能建筑工程有限公司 | A kind of electric heat storage preheating steam generator |
| CN108626889A (en) * | 2018-05-03 | 2018-10-09 | 中国华电科工集团有限公司 | A kind of distributed multi-generation system coupled with solar energy |
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