CN104266404A - Wastewater heat recovery heat supply system - Google Patents
Wastewater heat recovery heat supply system Download PDFInfo
- Publication number
- CN104266404A CN104266404A CN201410500700.7A CN201410500700A CN104266404A CN 104266404 A CN104266404 A CN 104266404A CN 201410500700 A CN201410500700 A CN 201410500700A CN 104266404 A CN104266404 A CN 104266404A
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- CN
- China
- Prior art keywords
- heat
- water
- heat exchanger
- wastewater
- waste water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H4/00—Fluid heaters characterised by the use of heat pumps
- F24H4/02—Water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
Abstract
The invention discloses a wastewater heat recovery heat supply system. The wastewater heat recovery heat supply system comprises a high-temperature wastewater pool, a first heat exchanger, a second heat exchanger, a hot water tank, a compressor, an expansion valve, a first water pump, a second water pump, a third water pump and an electromagnetic valve, wherein wastewater in the high-temperature wastewater pool is pumped to the heat release side of the first heat exchanger by the first water pump for heat release and then is discharged; the heat absorption side of the first heat exchanger, the compressor, the heat release side of the second heat exchanger and the expansion valve are connected in sequence through a condensing agent pipeline to form a circulating system for delivering heat of the wastewater to the heat release side of the second heat exchanger; water in the hot water tank is pumped to the heat absorption side of the second heat exchanger by the second water pump for heat absorption, and then flows into the hot water tank; the hot water tank is connected with a tap water pipeline through a battery valve, and is also connected with a water supply hole through the third water pump. The wastewater heat recovery heat supply system fully utilizes heat of bathing wastewater, achieves obvious effects on energy conservation and discharge reduction and is rapid in heating; meanwhile, as twice heat exchange is adopted, parts in direct contact with the wastewater are limited, scale is not easy to form and the system is very steady.
Description
Technical field
The present invention relates to field of heat exchange, particularly relate to a kind of waste water recuperation of heat heating system.
Background technology
Recuperation of heat is exactly by certain mode by a large amount of Waste Heat Recovery recyclings discharged to the external world in handpiece Water Chilling Units running, as final thermal source or the primary heat source of user.
Cooled tower or cooling blower are discharged in surrounding environment usually through condenser liberated heat for unit, and place such as hotel, factory, the hospital etc. hot to needs are a kind of huge wastes, also bring certain used heat to pollute to surrounding environment simultaneously.
Heat recovery technology is exactly by certain mode by a large amount of Waste Heat Recovery recyclings discharged to the external world in handpiece Water Chilling Units running, as final thermal source or the primary heat source of user.
The high temperature and high pressure gaseous refrigerant that compressor is discharged is introduced into heat regenerator, release heat heating domestic water (or other liquid state material), again through condenser and expansion valve, the heat of cooled medium is absorbed at evaporimeter, become the gaseous refrigerant of low-temp low-pressure, return compressor.
For heat regenerator reclaim heat number, recuperation of heat can be divided into part recuperation of heat and total heat recovery again.Wherein, part recuperation of heat can only reclaim the partial heat of handpiece Water Chilling Units discharge, and total heat recovery has substantially reclaimed system and entered net quantity of heat in environment.
According to the difference of field of employment and the real needs of user terminal, heat regenerator can adopt multiple different form, as shell-and-tube, board-like, fin tube type, bushing type etc.
At present, a lot of hotel of our country is all provided with bath system, and it is all directly adopt electric heat supply mostly, and the hot water after bathing comprises a lot of heat, is usually all again not utilized directly to discharge from sewer, causes great energy waste.
Some hotel is also provided with the heating system of waste water recuperation of heat, but it is a heat supply mostly, namely directly waste water circulation system is associated with heating system, adopts in this way, due in waste water containing a large amount of dregs, be easy to fouling.
Summary of the invention
Technical problem to be solved by this invention is the defect for background technology, provides a kind of waste water recuperation of heat heating system.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of waste water recuperation of heat heating system, comprises hot waste water pond, First Heat Exchanger, the second heat exchanger, boiler, compressor, expansion valve, the first to the 3rd water pump and magnetic valve;
The input of described first water pump is connected to waste water in hot waste water pond by water pipe, output is connected with one end of First Heat Exchanger cold side, and the other end of described First Heat Exchanger cold side is connected to sewer by water pipe;
Cold side, the expansion valve of described First Heat Exchanger heat absorbing side, compressor, the second heat exchanger are connected to the circulatory system successively by condensing agent pipeline;
Described hot water tank top is provided with the first water inlet, the second water inlet, and bottom is provided with the first delivery port, the second delivery port;
The input of described second water pump is connected with described first delivery port by water pipe, output is connected by water pipe one end with the second heat exchanger heat absorbing side, and the other end of described second heat exchanger heat absorbing side is connected with described first water inlet by water pipe;
Described second water inlet is connected with water supply pipe by battery valve;
Described second delivery port is connected by the input of water pipe with described 3rd water pump;
Described 3rd water delivery side of pump is connected with feed water inlet.
The present invention takes full advantage of the heat of bath wastewater, and compared with traditional heating system, effects of energy saving and emission reduction is obvious, and heats faster.
Meanwhile, owing to have employed secondary heat exchange, the parts outside contacting with waste water are less scaling, and then make system highly stable.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention, the porch of described first water pump is provided with filter.
After being provided with filter, the pipeline at the first water pump place is also not easy fouling.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention:
Temperature indicating device is provided with outside described boiler;
Temperature sensing device is provided with bottom described boiler;
In described temperature sensing device induction heat water tank hot water temperature and temperature value is passed to described temperature indicating device;
Described temperature indicating device by the Temperature displaying that receives out.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention, be provided with heater in described boiler, the switch-linear hybrid of described heater is outside described boiler.
Owing to can be seen the hot water temperature in boiler very easily by temperature indicating device, when the temperature that waste water water temperature can not be satisfied the demand, can, by the water in heating devices heat boiler, it be made to reach the temperature of needs.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention, described temperature indicating device adopts LED display.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention, described First Heat Exchanger and the second heat exchanger all adopt U-shaped pipe heat exchanger.
As the further prioritization scheme of a kind of waste water recuperation of heat heating system of the present invention, outside described First Heat Exchanger and the second heat exchanger, be equipped with compensating ring.
Why arranging compensating ring, is because when First Heat Exchanger, the second heat exchanger middle shell and tube bundle heat expand different, compensating ring elastic deformation slowly can occur compensate the thermal expansion because thermal (temperature difference) stress causes.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1. take full advantage of the heat of bath wastewater, compared with traditional heating system, effects of energy saving and emission reduction is obvious, and heats faster;
2. have employed secondary heat exchange, the parts directly contacted with waste water are limited, less scaling, and then make system highly stable;
3. seen the hot water temperature in boiler by temperature indicating device very easily, when the temperature that waste water water temperature can not be satisfied the demand, can, by the water in heating devices heat boiler, make it reach the temperature of needs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure, 1-hot waste water pond, 2-First Heat Exchanger, 3-second ring hot plate, 4-boiler, 5-expansion valve, 6-compressor, 7-first water pump, 8-second water pump, 9-the 3rd water pump, 10-magnetic valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, the invention discloses a kind of waste water recuperation of heat heating system, comprise hot waste water pond, First Heat Exchanger, the second heat exchanger, boiler, compressor, expansion valve, the first to the 3rd water pump and magnetic valve;
The input of described first water pump is connected to waste water in hot waste water pond by water pipe, output is connected with one end of First Heat Exchanger cold side, and the other end of described First Heat Exchanger cold side is connected to sewer by water pipe;
Cold side, the expansion valve of described First Heat Exchanger heat absorbing side, compressor, the second heat exchanger are connected to the circulatory system successively by condensing agent pipeline;
Described hot water tank top is provided with the first water inlet, the second water inlet, and bottom is provided with the first delivery port, the second delivery port;
The input of described second water pump is connected with described first delivery port by water pipe, output is connected by water pipe one end with the second heat exchanger heat absorbing side, and the other end of described second heat exchanger heat absorbing side is connected with described first water inlet by water pipe;
Described second water inlet is connected with water supply pipe by battery valve;
Described second delivery port is connected by the input of water pipe with described 3rd water pump;
Described 3rd water delivery side of pump is connected with feed water inlet.
The present invention takes full advantage of the heat of bath wastewater, and compared with traditional heating system, effects of energy saving and emission reduction is obvious, and heats faster.
Meanwhile, owing to have employed secondary heat exchange, the parts outside contacting with waste water are less scaling, and then make system highly stable.
The porch of described first water pump is provided with filter, and after being provided with filter, the pipeline at the first water pump place is also not easy fouling.
Temperature indicating device is provided with outside described boiler;
Temperature sensing device is provided with bottom described boiler;
In described temperature sensing device induction heat water tank hot water temperature and temperature value is passed to described temperature indicating device;
Described temperature indicating device by the Temperature displaying that receives out.
Be provided with heater in described boiler, the switch-linear hybrid of described heater is outside described boiler.
Owing to can be seen the hot water temperature in boiler very easily by temperature indicating device, when the temperature that waste water water temperature can not be satisfied the demand, can, by the water in heating devices heat boiler, it be made to reach the temperature of needs.
Described temperature indicating device adopts LED display.
Described First Heat Exchanger and the second heat exchanger all adopt U-shaped pipe heat exchanger.
Compensating ring is equipped with outside described First Heat Exchanger and the second heat exchanger.
Why arranging compensating ring, is because when First Heat Exchanger, the second heat exchanger middle shell and tube bundle heat expand different, compensating ring elastic deformation slowly can occur compensate the thermal expansion because thermal (temperature difference) stress causes.
During work, waste water pump in hot waste water pond is discharged by the first water pump after First Heat Exchanger cold side releases heat, cold side, the expansion valve of First Heat Exchanger heat absorbing side, compressor, the second heat exchanger are connected to the circulatory system successively by condensing agent pipeline, the heat of waste water are passed to the cold side of the second heat exchanger; Second water pump flows into boiler after the water pump to the second of boiler heat exchanger heat absorbing side is absorbed heat, and boiler opens battery valve on the one hand, adds running water from water supply pipe, is externally supplied water on the other hand by the 3rd water pump.
The present invention takes full advantage of the heat of bath wastewater, and compared with traditional heating system, effects of energy saving and emission reduction is obvious, and heats faster, and simultaneously owing to have employed secondary heat exchange, the parts outside contacting with waste water are less scaling, and then make system highly stable.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. a waste water recuperation of heat heating system, is characterized in that, comprises hot waste water pond, First Heat Exchanger, the second heat exchanger, boiler, compressor, expansion valve, the first to the 3rd water pump and magnetic valve;
The input of described first water pump is connected to waste water in hot waste water pond by water pipe, output is connected with one end of First Heat Exchanger cold side, and the other end of described First Heat Exchanger cold side is connected to sewer by water pipe;
Cold side, the expansion valve of described First Heat Exchanger heat absorbing side, compressor, the second heat exchanger are connected to the circulatory system successively by condensing agent pipeline;
Described hot water tank top is provided with the first water inlet, the second water inlet, and bottom is provided with the first delivery port, the second delivery port;
The input of described second water pump is connected with described first delivery port by water pipe, output is connected by water pipe one end with the second heat exchanger heat absorbing side, and the other end of described second heat exchanger heat absorbing side is connected with described first water inlet by water pipe;
Described second water inlet is connected with water supply pipe by battery valve;
Described second delivery port is connected by the input of water pipe with described 3rd water pump;
Described 3rd water delivery side of pump is connected with feed water inlet.
2. waste water recuperation of heat heating system according to claim 1, is characterized in that, the porch of described first water pump is provided with filter.
3. waste water recuperation of heat heating system according to claim 1, is characterized in that:
Temperature indicating device is provided with outside described boiler;
Temperature sensing device is provided with bottom described boiler;
In described temperature sensing device induction heat water tank hot water temperature and temperature value is passed to described temperature indicating device;
Described temperature indicating device by the Temperature displaying that receives out.
4. waste water recuperation of heat heating system according to claim 3, is characterized in that, be provided with heater in described boiler, and the switch-linear hybrid of described heater is outside described boiler.
5. waste water recuperation of heat heating system according to claim 3, is characterized in that, described temperature indicating device adopts LED display.
6. waste water recuperation of heat heating system according to claim 1, is characterized in that, described First Heat Exchanger and the second heat exchanger all adopt U-shaped pipe heat exchanger.
7. waste water recuperation of heat heating system according to claim 6, is characterized in that, is equipped with compensating ring outside described First Heat Exchanger and the second heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410500700.7A CN104266404A (en) | 2014-09-26 | 2014-09-26 | Wastewater heat recovery heat supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410500700.7A CN104266404A (en) | 2014-09-26 | 2014-09-26 | Wastewater heat recovery heat supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104266404A true CN104266404A (en) | 2015-01-07 |
Family
ID=52157946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410500700.7A Withdrawn CN104266404A (en) | 2014-09-26 | 2014-09-26 | Wastewater heat recovery heat supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104266404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336696A (en) * | 2023-03-27 | 2023-06-27 | 广州汽车集团股份有限公司 | Energy recovery method, system and vehicle |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001255002A (en) * | 2000-03-09 | 2001-09-21 | Tokyo Gas Co Ltd | Water heater |
| JP2003035454A (en) * | 2001-07-23 | 2003-02-07 | Matsushita Electric Ind Co Ltd | Heat pump hot water supply apparatus |
| JP2003042539A (en) * | 2001-07-31 | 2003-02-13 | Toshiba Kyaria Kk | Hot waste water heat recovery system |
| JP2006118820A (en) * | 2004-10-25 | 2006-05-11 | Matsushita Electric Ind Co Ltd | Heat pump type water heater |
| CN101520257A (en) * | 2009-03-31 | 2009-09-02 | 淮安恒信水务科技有限公司 | High-low temperature waste water double-channel heat recovery heat pump system |
| CN203310083U (en) * | 2013-06-03 | 2013-11-27 | 无锡商业职业技术学院 | High-temperature high-efficiency heat recovery heat pump water heater |
| CN203310085U (en) * | 2013-06-03 | 2013-11-27 | 无锡商业职业技术学院 | High-efficiency heat recovery heat pump water heater |
| CN203349574U (en) * | 2013-06-03 | 2013-12-18 | 无锡商业职业技术学院 | Heat recovery heat-pump water heater |
-
2014
- 2014-09-26 CN CN201410500700.7A patent/CN104266404A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001255002A (en) * | 2000-03-09 | 2001-09-21 | Tokyo Gas Co Ltd | Water heater |
| JP2003035454A (en) * | 2001-07-23 | 2003-02-07 | Matsushita Electric Ind Co Ltd | Heat pump hot water supply apparatus |
| JP2003042539A (en) * | 2001-07-31 | 2003-02-13 | Toshiba Kyaria Kk | Hot waste water heat recovery system |
| JP2006118820A (en) * | 2004-10-25 | 2006-05-11 | Matsushita Electric Ind Co Ltd | Heat pump type water heater |
| CN101520257A (en) * | 2009-03-31 | 2009-09-02 | 淮安恒信水务科技有限公司 | High-low temperature waste water double-channel heat recovery heat pump system |
| CN203310083U (en) * | 2013-06-03 | 2013-11-27 | 无锡商业职业技术学院 | High-temperature high-efficiency heat recovery heat pump water heater |
| CN203310085U (en) * | 2013-06-03 | 2013-11-27 | 无锡商业职业技术学院 | High-efficiency heat recovery heat pump water heater |
| CN203349574U (en) * | 2013-06-03 | 2013-12-18 | 无锡商业职业技术学院 | Heat recovery heat-pump water heater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116336696A (en) * | 2023-03-27 | 2023-06-27 | 广州汽车集团股份有限公司 | Energy recovery method, system and vehicle |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C04 | Withdrawal of patent application after publication (patent law 2001) | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20150107 |