CN108105831A - A kind of glass factory's low temperature exhaust heat recycling system - Google Patents
A kind of glass factory's low temperature exhaust heat recycling system Download PDFInfo
- Publication number
- CN108105831A CN108105831A CN201711259365.6A CN201711259365A CN108105831A CN 108105831 A CN108105831 A CN 108105831A CN 201711259365 A CN201711259365 A CN 201711259365A CN 108105831 A CN108105831 A CN 108105831A
- Authority
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- China
- Prior art keywords
- low temperature
- heat
- exhaust heat
- temperature exhaust
- heat exchange
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- 239000011521 glass Substances 0.000 title claims abstract description 33
- 238000004064 recycling Methods 0.000 title claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 238000010521 absorption reaction Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 239000002918 waste heat Substances 0.000 claims description 8
- 239000008400 supply water Substances 0.000 claims description 5
- 238000004146 energy storage Methods 0.000 claims description 3
- 238000000605 extraction Methods 0.000 abstract description 2
- 238000005338 heat storage Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/18—Hot-water central heating systems using heat pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/12—Heat pump
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The system that a kind of glass factory's low temperature exhaust heat recycles, by underground pipe heat exchange unit by heat storage to underground, winter cooperation absorption type heat pump assembly extraction low temperature exhaust heat directly heats for peripheral cell, summer passes through cooling tower auxiliary temperature-reducing, it realizes the recycling to low-grade industrial exhaust heat, effectively solves the problems, such as that heating source is in short supply.
Description
Technical field
The present invention relates to industrial afterheat recovery with utilizing waste heat recovery in the hot pond of technical field more particularly to a kind of glass factory
Utilize system.
Background technology
Currently, China's using energy source remains that utilization ratio is low, deficiency in economic performance, big main of eco-environmental pressure
Problem, energy-saving and emission-reduction reduce energy consumption, improve the important content that comprehensive utilization of energy rate is planned as energy development strategy, are solutions
The certainly fundamental way of energy problem of China, in the status first developed.Realize energy-saving and emission-reduction, the target for improving energy utilization rate
Rely primarily on industrial circle.Industrial production enterprise is to the recycling pay attention to day by day of process waste heat complementary energy at present, but industrial exhaust heat
Grade is low (fire is with few fire without more), and recovery utilization rate is relatively low, and a part of industrial enterprise, which has only recycled, accounts for total emission volumn very little ratio
Waste heat, be mainly used for domestic hot-water, plant area's heating etc., it is most of still to waste.If can using industrial exhaust heat as
Heat source provides heat to district heating heat supply network, will bring considerable energy saving and environmental benefit.
It effectively collects, it is necessary to solve waste heat during the low-grade industrial exhaust heat of recycling is carried out for district heating, is whole
Key issues of conjunction, transmission ＆ distribution, adjusting.The essence for solving these key issues is exactly to be considered as heat source, heat supply network, terminal temperature difference three
It is whole, plan as a whole optimization, the technology barrier broken low-grade industrial exhaust heat and be applied to cities and towns central heating of systematization so that more
Low-grade industrial exhaust heat be economically distributed out from factory, it is safer, reliably utilized by terminal temperature difference.
The content of the invention
The object of the present invention is to provide the systems that a kind of glass factory's low temperature exhaust heat recycles, and pass through underground pipe heat exchange unit
By heat storage to underground, winter cooperation absorption type heat pump assembly extraction low temperature exhaust heat directly heats for peripheral cell, and summer leads to
Supercooling tower auxiliary temperature-reducing, realizes the recycling to low-grade industrial exhaust heat, solves the problems, such as that heating source is in short supply.
The present invention is for technical scheme applied to solve the technical problem：A kind of glass factory's low temperature exhaust heat recycles system
System, it is described including low temperature exhaust heat return water, low temperature exhaust heat water supply, hot pond, cold drop, circulating pump, underground pipe heat exchange unit, cooling tower
Hot pond is used for storing the low temperature exhaust heat return water come from glass factory's workshop conveying, single by circulating pump and pipeline and underground pipe heat exchange
Member, cooling tower are connected with absorption type heat pump assembly；The cold drop is used for storing from underground pipe heat exchange unit, cooling tower or absorption
The low temperature exhaust heat come is conveyed in heat pump unit to supply water, and is connected by circulating pump and pipeline with glass factory workshop；
The entrance of the underground pipe heat exchange unit, the entrance of cooling tower are connected with absorption heat pump unit inlet by pipeline
It connects, outlet, the cooling tower outlet of the underground pipe heat exchange unit are connected with absorption heat pump machine set outlet by pipeline；Respectively
The entrance and absorption heat pump unit inlet of entrance, cooling tower in underground pipe heat exchange unit set motor-driven valve, pass through motor-driven valve
Switch make low temperature exhaust heat return water flow to underground pipe heat exchange unit carry out heat exchange after return to cold drop；Summer works as low temperature exhaust heat
When the temperature of water supply is less than the demand in glass factory workshop, a part of low temperature exhaust heat return water flow direction cooling is made by switch on/off electric valve
Tower returns to cold drop after cooling tower exchanges heat；Winter flows to a part of low temperature exhaust heat return water buried by the switch of motor-driven valve
Pipe heat exchange unit carries out heat exchange, while by the switch of motor-driven valve a part of low temperature exhaust heat return water is made to flow to absorption heat pump
Unit heats for peripheral cell, thoroughly disables cooling tower, when return water temperature is too low, opens motor-driven valve a, but does not start cooling
Tower makes a part of low temperature exhaust heat return water directly be flowed back to by the pipeline in cooling tower, ensures that return water temperature reaches glass factory workshop
Requirement.
The underground pipe heat exchange unit is connected by pipeline with heat pump unit, and summer realization will be in low temperature exhaust heat return water
Thermal energy storage realizes the thermal energy deposit of glass factory's industrial exhaust heat in underground pipe heat exchange unit；Winter, by starting heat pump unit
The utilization of glass factory's industrial exhaust heat is realized in heating to cell.
The beneficial effects of the invention are as follows：
1st, the present invention recycles supplemental heat source of the waste heat of glass factory as water resource heat pump, can effectively solve heating source
The problem of in short supply.
2nd, the present invention can effective recycling glass factory waste heat, not only reliably ensure the demand in glass factory workshop, but also effectively
Heat dissipation cost is saved for glass factory.
Description of the drawings
Fig. 1 is the schematic diagram of the present invention；Wherein：
1. underground pipe heat exchange unit, 2. hot ponds, 3. cold drops, 4. low temperature exhaust heat return water, 5. low temperature exhaust heats supply water, 6. water pump a,
7. water pump b, 8. glass factory workshops, 9. cooling towers, 10. motor-driven valve a, 11. motor-driven valve b, 12. motor-driven valve c, 13. Water source heat pump units
Group, 14. absorption type heat pump assemblys, 15. peripheral cells
Specific embodiment
As shown in Figure 1, a kind of glass factory's low temperature exhaust heat recycling system, including underground pipe heat exchange unit 1, hot pond 2, cold
Pond 3, low temperature exhaust heat return water 4, low temperature exhaust heat water supply 5, cooling tower 9, water source heat pump units 13, absorption type heat pump assembly 14, hot pond 2
For storing the low temperature exhaust heat return water 4 come from the conveying of glass factory workshop 8, pass through circulating pump 6 and pipeline and underground pipe heat exchange unit
1st, cooling tower 9 and absorption type heat pump assembly 14 connect；Cold drop is used for storing from underground pipe heat exchange unit 1, cooling tower 9 or absorption
The low temperature exhaust heat come is conveyed in heat pump unit 14 and supplies water 5, is connected by circulating pump 7 and pipeline with glass factory workshop 8；
The entrance of underground pipe heat exchange unit 1, the entrance of cooling tower 9 and 14 entrance of absorption type heat pump assembly are connected by pipeline
It connects, the outlet of underground pipe heat exchange unit 1, cooling tower 9 export to export with absorption type heat pump assembly 14 to be connected by pipeline；Respectively
The entrance of entrance, cooling tower 9 in underground pipe heat exchange unit 1 and the entrance of absorption type heat pump assembly 14 set motor-driven valve c12, electricity
Dynamic valve b11, motor-driven valve a10 by opening motor-driven valve c12, close motor-driven valve b11, motor-driven valve a10 flows low temperature exhaust heat return water 4
Cold drop 3 is returned to after the progress heat exchange of underground pipe heat exchange unit 1；Summer, when the temperature of low temperature exhaust heat water supply 5 is less than glass factory
During the demand in workshop 8, by opening motor-driven valve c12, motor-driven valve a10, closing motor-driven valve b11 makes a part of low temperature exhaust heat return water stream
To cooling tower 9, mixed after the heat exchange of cooling tower 9 with the low temperature exhaust heat water supply after the heat exchange of underground pipe heat exchange unit 1, temperature
Cold drop 3 is returned to after reaching the demand in glass factory workshop 8；Winter by opening motor-driven valve c12, motor-driven valve b11, closes motor-driven valve
A10 makes a part of low temperature exhaust heat return water flow to the progress heat exchange of underground pipe heat exchange unit 1, while returns a part of low temperature exhaust heat
Current for peripheral cell heating, thoroughly disable cooling tower, the low temperature exhaust heat water supply 5 after heat exchange to absorption type heat pump assembly 14
When temperature is too low, motor-driven valve a10 is opened, but does not start cooling tower 9, makes a part of low temperature exhaust heat return water directly by cooling tower 9
Interior pipeline flows back to, and ensures that low temperature exhaust heat supply water temperature reaches the requirement in glass factory workshop 8.
The underground pipe heat exchange unit 1 is connected by pipeline with heat pump unit 13, and summer is realized low temperature exhaust heat return water
In thermal energy storage in underground pipe heat exchange unit 1, realize the thermal energy deposit of glass factory industrial exhaust heat；Winter, by starting heat
The utilization of glass factory's industrial exhaust heat is realized in heating of the pump assembly 13 to cell.
Claims (1)
1. a kind of glass factory's low temperature exhaust heat recycling system, including underground pipe heat exchange unit (1), hot pond (2), cold drop (3), low
Warm waste heat return water (4), low temperature exhaust heat are supplied water (5), cooling tower (9), water source heat pump units (13), absorption type heat pump assembly (14),
Hot pond (2) is used for storing the low temperature exhaust heat return water (4) come from glass factory workshop (8) conveying, passes through circulating pump (6) and pipeline and ground
Imbedded pipe heat-exchanging unit (1), cooling tower (9) and absorption type heat pump assembly (14) connection；Cold drop is used for storing single from underground pipe heat exchange
The low temperature exhaust heat that conveying comes in first (1), cooling tower (9) or absorption type heat pump assembly (14) supplies water (5), by circulating pump (7) and
Pipeline is connected with glass factory workshop (8)；
The entrance of underground pipe heat exchange unit (1), the entrance of cooling tower (9) and absorption type heat pump assembly (14) entrance pass through pipeline phase
Connection, outlet, cooling tower (9) outlet and absorption type heat pump assembly (14) outlet of underground pipe heat exchange unit (1) pass through pipeline phase
Connection；The entrance of entrance in underground pipe heat exchange unit (1), the entrance of cooling tower (9) and absorption type heat pump assembly (14) respectively
Motor-driven valve c (12), motor-driven valve b (11), motor-driven valve a (10) are set, by opening motor-driven valve c (12), close motor-driven valve b (11),
Motor-driven valve a (10) makes low temperature exhaust heat return water (4) return to cold drop (3) after flowing to underground pipe heat exchange unit (1) progress heat exchange；Summer
Season, when low temperature exhaust heat supply water the temperature of (5) be less than the demand of glass factory workshop (8) when, by opening motor-driven valve c (12), electronic
Valve a (10), closing motor-driven valve b (11) makes a part of low temperature exhaust heat return water flow to cooling tower (9), after cooling tower (9) heat exchange
It is mixed with the low temperature exhaust heat water supply after underground pipe heat exchange unit (1) heat exchange, after temperature reaches the demand of glass factory workshop (8)
Return to cold drop (3)；In winter, by opening motor-driven valve c (12), motor-driven valve b (11), closing motor-driven valve a (10) makes a part of low temperature
Waste heat return water flows to underground pipe heat exchange unit (1) and carries out heat exchange, while it is absorption to flow to a part of low temperature exhaust heat return water
Heat pump unit (14) heats for peripheral cell, thoroughly disables cooling tower, and low temperature exhaust heat water supply (5) temperature after heat exchange is too low
When, motor-driven valve a (10) is opened, but do not start cooling tower (9), make a part of low temperature exhaust heat return water directly by cooling tower (9)
Pipeline flow back to, ensure that low temperature exhaust heat supply water temperature reaches the requirements of glass factory workshop (8)；
The underground pipe heat exchange unit (1) is connected by pipeline with heat pump unit (13), and summer is realized low temperature exhaust heat return water
In thermal energy storage in underground pipe heat exchange unit (1), realize the thermal energy deposit of glass factory industrial exhaust heat；Winter passes through startup
The utilization of glass factory's industrial exhaust heat is realized in heating of the heat pump unit (13) to cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711259365.6A CN108105831A (en) | 2017-12-04 | 2017-12-04 | A kind of glass factory's low temperature exhaust heat recycling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711259365.6A CN108105831A (en) | 2017-12-04 | 2017-12-04 | A kind of glass factory's low temperature exhaust heat recycling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108105831A true CN108105831A (en) | 2018-06-01 |
Family
ID=62208073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711259365.6A Pending CN108105831A (en) | 2017-12-04 | 2017-12-04 | A kind of glass factory's low temperature exhaust heat recycling system |
Country Status (1)
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Cited By (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595677A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The lithium bromide heat pump heating device that heat pump is mixed with plate heat exchanger |
| CN109595674A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The float glass waste heat of lithium bromide pump coupled heat solar energy recycles heating system |
| CN109595672A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | It mixes water and divides ability of swimming lithium bromide heat pump to heat and the float glass waste-heat recovery device of water supply |
| CN109595676A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The combination unit of the mixed heat pump heating for dividing concurrent heating and the recycling of float glass waste heat |
| CN109595673A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The united heat device of postposition solar energy waste-heat recovery device and lithium bromide heat pump |
| CN109595671A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | Mixed water and the energy conservation, heating and water system for dividing ability of swimming |
| CN109595675A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The integrated collection system of solar heat and lithium bromide heat pump heating |
| CN109631398A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The lithium bromide heat pump heating device of postposition solar energy heating |
| CN109631399A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The device of joint supply circulation intermediary's water of dual-heating mode heat pump and waste heat recycling float glass |
| CN109631402A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The float glass waste-heat recovery device of lithium bromide heat pump heating |
| CN109631397A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | Heat pump exports the device of the heating of heat-exchanging water postposition and supply float glass |
| CN109631394A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | Integrate a variety of waste heat coupling heating systems |
| CN109631404A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The lithium bromide heat pump heating device of solar energy waste heat recycling |
| CN109654591A (en) * | 2018-12-20 | 2019-04-19 | 大连民族大学 | The waste heat coupled system of the postposition gain of heat |
| CN109682109A (en) * | 2018-12-20 | 2019-04-26 | 大连民族大学 | The lithium bromide heat pump and power plant's cogeneration of heat and power heating installation of the postposition gain of heat |
| CN109682108A (en) * | 2018-12-20 | 2019-04-26 | 大连民族大学 | Float glass waste-heat recovery device |
| CN109695970A (en) * | 2018-12-20 | 2019-04-30 | 大连民族大学 | The integrated collection system of float glass waste heat and solar heat |
| CN109751792A (en) * | 2018-12-20 | 2019-05-14 | 大连民族大学 | Integrated waste heat coupled heating system without mixed supplementary heat |
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| CN109595677A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The lithium bromide heat pump heating device that heat pump is mixed with plate heat exchanger |
| CN109595674A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The float glass waste heat of lithium bromide pump coupled heat solar energy recycles heating system |
| CN109595672A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | It mixes water and divides ability of swimming lithium bromide heat pump to heat and the float glass waste-heat recovery device of water supply |
| CN109595676A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The combination unit of the mixed heat pump heating for dividing concurrent heating and the recycling of float glass waste heat |
| CN109595673A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The united heat device of postposition solar energy waste-heat recovery device and lithium bromide heat pump |
| CN109595671A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | Mixed water and the energy conservation, heating and water system for dividing ability of swimming |
| CN109595675A (en) * | 2018-12-20 | 2019-04-09 | 大连民族大学 | The integrated collection system of solar heat and lithium bromide heat pump heating |
| CN109631398A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The lithium bromide heat pump heating device of postposition solar energy heating |
| CN109631399A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The device of joint supply circulation intermediary's water of dual-heating mode heat pump and waste heat recycling float glass |
| CN109631402A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The float glass waste-heat recovery device of lithium bromide heat pump heating |
| CN109631397A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | Heat pump exports the device of the heating of heat-exchanging water postposition and supply float glass |
| CN109631394A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | Integrate a variety of waste heat coupling heating systems |
| CN109631404A (en) * | 2018-12-20 | 2019-04-16 | 大连民族大学 | The lithium bromide heat pump heating device of solar energy waste heat recycling |
| CN109654591A (en) * | 2018-12-20 | 2019-04-19 | 大连民族大学 | The waste heat coupled system of the postposition gain of heat |
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Application publication date: 20180601 |