CN204385032U - Waste heat recovery Sewage treatment systems - Google Patents
Waste heat recovery Sewage treatment systems Download PDFInfo
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- CN204385032U CN204385032U CN201520013407.8U CN201520013407U CN204385032U CN 204385032 U CN204385032 U CN 204385032U CN 201520013407 U CN201520013407 U CN 201520013407U CN 204385032 U CN204385032 U CN 204385032U
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- sewage
- heat recovery
- waste heat
- heat pump
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model provides a kind of waste heat recovery Sewage treatment systems, comprise sewage second-level biochemical treatment system and Waste Heat Recovery System (WHRS), described Waste Heat Recovery System (WHRS) comprises the former pond of heat pump, sewage source heat pump, outlet sump, sewage water-supply line and sewage water return pipeline; Compared with existing Sewage treatment systems, the utility model also comprises Waste Heat Recovery System (WHRS), and it is for reclaiming the energy contained in sewage effluent, then for user produces air conditioner cold and hot water, saves the energy, reduces running cost, and environmental protection; In addition, described waste heat recovery Sewage treatment systems takes reliable measure, to prevent the pollution to external world of germ in sewage and chlorine residue to the corrosion of metallic conduit and equipment, ensure that the safe and reliable of described waste heat recovery Sewage treatment systems.
Description
Technical field
The utility model relates to technical field of sewage, particularly a kind of waste heat recovery Sewage treatment systems.
Background technology
The places such as big-and-middle-sized hospital are generally equipped with sewage second-level biochemical treatment system, and its water outlet is through filtration, precipitation, biochemistry, sterilization, germicidal treatment, and water quality is disposed to city planting ductwork after reaching sewage work's secondary Effluent criteria.After treatment, annual water temperature, between 13 ~ 32 DEG C, is a kind ofly contain the renewable heat resource enriching Lowlevel thermal energy to sewage.
But; in the sewage second-level biochemical treatment system of routine, these are vented directly to municipal drainage pipeline with the sewage of amount of heat usually, cause a large amount of losses of energy; how to make full use of the energy contained in sewage effluent, energy-saving and emission-reduction, protection of the environment are significant.In addition, the sewage that sewage source heat pump system can utilize water quality poor carries out Winter heat supply, summer cooling and annual supply domestic hot-water as thermal source, has heat stable output, unit performance high.If employing sewage source heat pump technology fully can reclaim the energy in sewage effluent, reduce working cost, thus there is good economic benefit.
Thus, for making full use of the energy contained in the place sewage effluents such as big-and-middle-sized hospital, in the urgent need to proposing a kind of Sewage treatment systems that can reclaim sewage used heat, the energy contained in sewage effluent can be made full use of, reduce the operation energy consumption in the places such as big-and-middle-sized hospital, save running cost.
Utility model content
The purpose of this utility model is to provide one both can process sewage, the energy contained can be carried out again the Sewage treatment systems recycled, save the energy, reduce running cost, environmental protection in the sewage after process.
In order to solve the problems of the technologies described above, the utility model provides a kind of waste heat recovery Sewage treatment systems, and it comprises sewage second-level biochemical treatment system and Waste Heat Recovery System (WHRS); Wherein, described Waste Heat Recovery System (WHRS) comprises the former pond of heat pump, sewage source heat pump, outlet sump, sewage water-supply line and sewage water return pipeline; The former pond of described heat pump is connected with described sewage second-level biochemical treatment system, and is connected with described sewage source heat pump by described sewage water-supply line, and described sewage source heat pump is connected with described outlet sump by described sewage water return pipeline.
Further, described sewage second-level biochemical treatment system comprises sludge sump, device for dehydrating sladge waste, medicine system, aerating system and the septic tank connected successively, grating tank, equalizing tank, preliminary sedimentation tank, anaerobic biological pond, contact-oxidation pool, second pond and sterilization pool; Wherein, described aerating system is connected with described contact-oxidation pool, described preliminary sedimentation tank is connected with described sludge sump respectively with described second pond, described sludge sump is connected with described device for dehydrating sladge waste, described device for dehydrating sladge waste is connected with described medicine system, described medicine system is connected with described sterilization pool, and described sterilization pool is connected with the former pond of described heat pump.
Further, described Waste Heat Recovery System (WHRS) is arranged in sewage works.
Further, the filtration unit be arranged between described sterilization pool and the former pond of described heat pump is also comprised.
Further, the dechlorination pond be arranged between described sterilization pool and described filtration unit is also comprised.
Further, also comprise the dividing wall be arranged between the former pond of described heat pump and described dechlorination pond, described dividing wall is provided with connected entrance, and described dechlorination pond is communicated with by described connected entrance with the former pond of described heat pump.
Further, also comprise the sluice be arranged between the former pond of described heat pump and described outlet sump, described outlet sump is communicated with by described sluice with the former pond of described heat pump.
Further, also comprise the water outlet be arranged on the side wall of described heat pump former pond, described water outlet is connected with described sewage water-supply line.
Further, also comprise the water-in be arranged on described outlet sump side wall, described water-in is connected with described sewage water return pipeline.
Further, the anticorrosive valve be arranged on described sewage water-supply line and described sewage water return pipeline is also comprised.
In sum, a kind of waste heat recovery Sewage treatment systems that the utility model provides, has following beneficial effect:
First, described sewage second-level biochemical treatment system, can filter the sewage of the place discharge such as big-and-middle-sized hospital, precipitate, biochemical, disinfection by chlorine dioxide and germicidal treatment, makes water quality reach sewage work's secondary Effluent criteria; And then, sewage through secondary biochemical treatment carries out storing taking for sewage source heat pump by the former pond of the heat pump in described Waste Heat Recovery System (WHRS), sewage in the described sewage source heat pump extraction former pond of heat pump is as Cooling and Heat Source, summer can be user and produces air conditioner cold water, winter produces air conditioning hot, and excessive season provides thermal source for domestic hot-water, saves mass energy, reduce running cost, and environmental protection;
Secondly, in order to make the Waste Heat Recovery System (WHRS) may carrying germ be in zone of control, described Waste Heat Recovery System (WHRS) is arranged in sewage works; In addition, between described filtration unit and the former pond of described heat pump, be provided with dechlorination pond, prevent the corrosion in water metallic conduit containing chlorine residue and equipment.
Accompanying drawing explanation
Fig. 1 is the workflow schematic diagram of the utility model embodiment.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of waste heat recovery Sewage treatment systems, comprises sewage second-level biochemical treatment system and Waste Heat Recovery System (WHRS) to the present embodiment.
Sewage second-level biochemical treatment system comprise connect successively septic tank 101, grating tank 102, equalizing tank 103, preliminary sedimentation tank 104, anaerobic biological pond 105, contact-oxidation pool 106, second pond 107 and sterilization pool 108, also comprise sludge sump 109, device for dehydrating sladge waste 110, medicine system 111 and aerating system 112; Wherein, aerating system 112 is connected with contact-oxidation pool 106, preliminary sedimentation tank 104 is connected with sludge sump 109 respectively with the sludge outlet of second pond 107, the sludge outlet of sludge sump 109 is connected with device for dehydrating sladge waste 110, device for dehydrating sladge waste 110 is connected with medicine system 111, medicine system 111 is connected with sterilization pool 108, the sewage of the place discharge such as big-and-middle-sized hospital, through the filtration of sewage second-level biochemical treatment system, precipitation, biochemistry, disinfection by chlorine dioxide and germicidal treatment, reaches sewage work's secondary Effluent criteria to make water quality.Here it should be noted that, the utility model is not limited to and processes the sewage of the place discharges such as big-and-middle-sized hospital, also can be trade effluent or water for city's residential use, in addition, do not limit structural union and the particular content of sewage second-level biochemical treatment system, accommodation can be made as required.
Continue with reference to figure 1, Waste Heat Recovery System (WHRS) comprises the former pond 201 of heat pump, sewage water-supply line 202, sewage source heat pump 203, sewage water return pipeline 204 and outlet sump 205, wherein, the former pond 201 of heat pump is connected with sewage second-level biochemical treatment system, and be connected with sewage source heat pump 203 by sewage water-supply line 202, sewage source heat pump 203 is connected with outlet sump 205 by sewage water return pipeline 204.In the present embodiment, the former pond 201 of heat pump is connected with the sterilization pool 108 in sewage second-level biochemical treatment system, but the utility model does not limit the former pond 201 of heat pump and the mode of connection of sewage second-level biochemical treatment system, can appropriately adjust according to practical situation.Here, sewage source heat pump 203 can utilize the energy in sewage directly or indirectly, according to direct type, sewage source heat pump 203 directly extracts sewage in the former pond 201 of heat pump as Cooling and Heat Source, centre is lost without heat exchange, sewerage heat energy is fully used, and can improve the operational efficiency of sewage source heat pump 203.
In the present embodiment, waste heat recovery Sewage treatment systems also comprises filtration unit 206 and dechlorination pond 207.As shown in Figure 1, filtration unit 206 is arranged between described sterilization pool 108 and the former pond 201 of heat pump, dechlorination pond 207 is arranged between filtration unit 206 and the former pond 201 of heat pump, avoid impure sewage blocking relevant device and affect the normal operation of equipment, prevent the corrosion in water metallic conduit containing chlorine residue and equipment simultaneously, improve the reliability of waste heat recovery Sewage treatment systems.Certainly, filtration unit 206 and dechlorination pond 207 can also be arranged at other position, but preferably as shown in Figure 1, can make sewage that is impure and chlorine residue flow into the former pond of heat pump before carry out filtration and dechlorination process.
Wherein, waste heat recovery Sewage treatment systems also comprises the dividing wall 208 be arranged between the former pond 201 of heat pump and dechlorination pond 207, dividing wall 208 is provided with connected entrance 209, former to dechlorination pond 207 and heat pump pond 201 is communicated with by connected entrance 209, sewage is made directly to flow in the former pond 201 of heat pump by connected entrance 209, sewage can be discharged without the need to utility appliance, save material.
Wherein, waste heat recovery Sewage treatment systems also comprises the water outlet 210 be arranged on the side wall of heat pump former pond 201, water outlet 210 is connected with sewage water-supply line 202, in addition, Waste Heat Recovery System (WHRS) also comprises the water-in 211 be arranged on outlet sump 205 side wall, and water-in 211 is connected with sewage water return pipeline 204, and then, without the need to arranging extra water pump in the former pond of heat pump 201 and outlet sump 205, decreasing system configuration, reducing use cost.
In the present embodiment, in order to prevent the too high spilling of wastewater level and contaminate environment, waste heat recovery Sewage treatment systems also comprises the sluice 212 be arranged between the former pond 201 of heat pump and outlet sump 205, outlet sump 205 is communicated with by sluice 212 with the former pond 201 of heat pump, make the sewage in the former pond 201 of heat pump by the upper end overflow of sluice 212 to outlet sump 205, simultaneously, when Waste Heat Recovery System (WHRS) quits work, by opening sluice 212, make sewage drain into outlet sump 205, ensure that system still can normally blowdown.But the former pond 201 of heat pump also can be communicated with by alternate manner with outlet sump 205, and the utility model is not construed as limiting concrete mode of communicating.
Continue with reference to figure 1, in order to not switch on or off pipeline by means of the stop and start of sewage source heat pump 203, save energy consumption, waste heat recovery Sewage treatment systems also comprises and is arranged at valve V1 on sewage water-supply line 202 and sewage water return pipeline 204 and valve V2, and valve V1 and valve V2 is anticorrosive valve, improve the erosion resistance of valve, guarantee the safe and reliable of waste heat recovery Sewage treatment systems.
As in preferred embodiment of the present utility model, described Waste Heat Recovery System (WHRS) is arranged in sewage works, is in zone of control to make the Waste Heat Recovery System (WHRS) may carrying germ.Certainly, the utility model does not limit the installation site of Waste Heat Recovery System (WHRS), can make accommodation as required.
Based on said structure, the workflow of the present embodiment is: the sewage of the place discharges such as big-and-middle-sized hospital, after the filtration of sewage second-level biochemical treatment system, precipitation, biochemistry, disinfection by chlorine dioxide and germicidal treatment, after the filtration dechlorination process in device 206 and dechlorination pond 207 after filtration again, flow into storage in the former pond 201 of heat pump, herein, sewage second-level biochemical treatment system have employed existing sewage secondary biochemical treating process, from concisely, the present embodiment no longer describes in detail; Then, sewage source heat pump 203 utilizes sewage in the former pond 201 of heat pump as Cooling and Heat Source directly or indirectly, and by means of the states of matter circulation change of sewage source heat pump 203 internal refrigeration storage agent, consume a small amount of electric energy, summer can be user and produces air conditioner cold water, and winter produces air conditioning hot, and excessive season provides thermal source for domestic hot-water, and the sewage after heat exchange is back to outlet sump 205, and is discharged into municipal wastewater pipe network or reserves for other use.
Although the utility model with preferred embodiment openly as above; but it is not for limiting the utility model; any those skilled in the art are not departing from spirit and scope of the present utility model; the Method and Technology content of above-mentioned announcement can be utilized to make possible variation and amendment to technical solutions of the utility model; therefore; every content not departing from technical solutions of the utility model; the any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all belong to the protection domain of technical solutions of the utility model.
Claims (10)
1. a waste heat recovery Sewage treatment systems, is characterized in that: comprise sewage second-level biochemical treatment system and Waste Heat Recovery System (WHRS); Wherein, described Waste Heat Recovery System (WHRS) comprises the former pond of heat pump, sewage source heat pump, outlet sump, sewage water-supply line and sewage water return pipeline; The former pond of described heat pump is connected with described sewage second-level biochemical treatment system, and is connected with described sewage source heat pump by described sewage water-supply line, and described sewage source heat pump is connected with described outlet sump by described sewage water return pipeline.
2. waste heat recovery Sewage treatment systems as claimed in claim 1, is characterized in that: described sewage second-level biochemical treatment system comprises sludge sump, device for dehydrating sladge waste, medicine system, aerating system and the septic tank connected successively, grating tank, equalizing tank, preliminary sedimentation tank, anaerobic biological pond, contact-oxidation pool, second pond and sterilization pool; Wherein, described aerating system is connected with described contact-oxidation pool, described preliminary sedimentation tank is connected with described sludge sump respectively with described second pond, described sludge sump is connected with described device for dehydrating sladge waste, described device for dehydrating sladge waste is connected with described medicine system, described medicine system is connected with described sterilization pool, and described sterilization pool is connected with the former pond of described heat pump.
3. waste heat recovery Sewage treatment systems as claimed in claim 1 or 2, is characterized in that: described Waste Heat Recovery System (WHRS) is arranged in sewage works.
4. waste heat recovery Sewage treatment systems as claimed in claim 3, is characterized in that: also comprise the filtration unit be arranged between described sterilization pool and the former pond of described heat pump.
5. waste heat recovery Sewage treatment systems as claimed in claim 4, is characterized in that: also comprise the dechlorination pond be arranged between described filtration unit and the former pond of described heat pump.
6. waste heat recovery Sewage treatment systems as claimed in claim 5, it is characterized in that: also comprise the dividing wall be arranged between the former pond of described heat pump and described dechlorination pond, described dividing wall is provided with connected entrance, and described dechlorination pond is communicated with by described connected entrance with the former pond of described heat pump.
7. waste heat recovery Sewage treatment systems as claimed in claim 6, it is characterized in that: also comprise the sluice be arranged between the former pond of described heat pump and described outlet sump, described outlet sump is communicated with by described sluice with the former pond of described heat pump.
8. waste heat recovery Sewage treatment systems as claimed in claim 7, is characterized in that: also comprise the water outlet be arranged on the side wall of described heat pump former pond, described water outlet is connected with described sewage water-supply line.
9. waste heat recovery Sewage treatment systems as claimed in claim 8, it is characterized in that: also comprise the water-in be arranged on described outlet sump side wall, described water-in is connected with described sewage water return pipeline.
10. waste heat recovery Sewage treatment systems as claimed in claim 9, is characterized in that: also comprise the anticorrosive valve be arranged on described sewage water-supply line and described sewage water return pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013407.8U CN204385032U (en) | 2015-01-08 | 2015-01-08 | Waste heat recovery Sewage treatment systems |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520013407.8U CN204385032U (en) | 2015-01-08 | 2015-01-08 | Waste heat recovery Sewage treatment systems |
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| Publication Number | Publication Date |
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| CN204385032U true CN204385032U (en) | 2015-06-10 |
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| CN201520013407.8U Active CN204385032U (en) | 2015-01-08 | 2015-01-08 | Waste heat recovery Sewage treatment systems |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113149340A (en) * | 2021-03-24 | 2021-07-23 | 白果科技股份公司 | Device for thermal recycling of sewage treatment and implementation method |
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2015
- 2015-01-08 CN CN201520013407.8U patent/CN204385032U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113149340A (en) * | 2021-03-24 | 2021-07-23 | 白果科技股份公司 | Device for thermal recycling of sewage treatment and implementation method |
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