CN104876325A - Solar heat and power combined low-temperature sewage treatment system - Google Patents
Solar heat and power combined low-temperature sewage treatment system Download PDFInfo
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- CN104876325A CN104876325A CN201510293351.0A CN201510293351A CN104876325A CN 104876325 A CN104876325 A CN 104876325A CN 201510293351 A CN201510293351 A CN 201510293351A CN 104876325 A CN104876325 A CN 104876325A
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- temperature sensor
- circulating pump
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- temperature
- treatment system
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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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
- Y02A20/208—Off-grid powered water treatment
- Y02A20/212—Solar-powered wastewater sewage treatment, e.g. spray evaporation
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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
- Y02E10/50—Photovoltaic [PV] energy
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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
- Y02E10/60—Thermal-PV hybrids
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Activated Sludge Processes (AREA)
Abstract
The invention discloses a solar heat and power combined low-temperature sewage treatment system. The solar heat and power combined low-temperature sewage biotreatment system comprises a solar heat and power combining system and a sewage treatment system. The solar heat and power combining system comprises a solar heat and power combining component, a photoelectric controller, a storage battery, a photo-thermal controller, a temperature sensor I, a circulating water pump I, a circulating water pipe, a temperature sensor II and a heat insulation water tank. The sewage biotreatment system comprises a sewage biotreatment reactor, a temperature sensor II, a circulating water pump II, a heat exchange pipe, a blower, an aeration pipe, a water inlet pipe and a water outlet pipe. Power and heat converted from solar energy can be sufficiently utilized, zero energy consumption for sewage treatment is realized, automatic control is realized, and the environmental-protection design concepts of energy conservation, emission reduction, efficiency, reliability and environment friendliness are complied. The solar heat and power combined low-temperature sewage treatment system is suitable for being sewage treatment facility improving sewage treatment efficiency in cold regions of northern China.
Description
Technical field
The present invention relates to technical field of sewage, especially relate to a kind of solar cogeneration type low-temperature wastewater treatment system.
Background technology
China North China, northeast and the Northwest's winter climate are all cold, and during winter, city's water temperature is generally 4 ~ 7 DEG C.Large quantity research shows: for Aerobic biological process, the impact that low temperature is grown the absorption property of active sludge in biological sewage treatment, settling property, microorganism growth, oxygen transfer efficiency etc. has significant adverse in population composition and aeration tank, is difficult to obtain good treatment effect.
At present, in China's cold district engineering, general employing reduces sludge loading, increase sludge reflux amount, increase dwell time of sewage, some structures is built in indoor and takes the measures such as insulation or intensification to ensure the standard water discharge of sewage disposal in winter.These measures not only can increase construction investment and working cost, and the effect of sewage disposal is also difficult to be guaranteed, and often can cause the problems such as sludge bulking.
Summary of the invention
For the deficiency that existing low-temperature sewage biologic treating technique exists, the invention provides a kind of solar energy composite utilising efficiency high, low-temperature wastewater treatment is effective, Automated condtrol can be realized, and structure is simple, save energy, economical and practical, the solar cogeneration type low-temperature wastewater treatment system that maintains easily.
For solving the technical problem existed in known technology, the technical solution adopted in the present invention is as follows:
A kind of solar cogeneration type low-temperature wastewater treatment system, it is characterized in that: comprise solar cogeneration system and sewage biological treatment system, described solar cogeneration system comprises solar cogeneration assembly, photoelectric controller, store battery, photo-thermal controller, temperature sensor I, water circulating pump I, circulating pipe, temperature sensor II and attemperater, and described sewage biological treatment system comprises bioreactor for disposing polluted water, temperature sensor III, water circulating pump II, heat transfer tube, gas blower, aeration tube, water inlet pipe and rising pipe.
Solar cogeneration assembly, photoelectric controller, store battery connect successively, and photoelectric controller controls the discharge and recharge of store battery, and store battery is connected with water circulating pump I, water circulating pump II and gas blower respectively, for it provides electric energy.Temperature sensor I, solar cogeneration assembly, water circulating pump I are all communicated with circulating pipe with attemperater, form a closed circulation.Photo-thermal controller is connected with temperature sensor I, water circulating pump I, temperature sensor II, temperature sensor III and water circulating pump II respectively, the operation of controlled circulation water pump I and water circulating pump II.Temperature sensor II is installed in attemperater, temperature sensor III is installed in bioreactor for disposing polluted water, on the heat transfer tube of water circulating pump II between attemperater and bioreactor for disposing polluted water, the two ends of heat transfer tube are all connected with attemperater, middle pipeline section is layed at the bottom of bioreactor for disposing polluted water pond, air line is passed through between gas blower and aeration tube, aeration tube is laid at the bottom of bioreactor for disposing polluted water pond, and water inlet pipe and rising pipe are all positioned at the top of bioreactor for disposing polluted water.
The present invention can also adopt following technical measures:
Native system also comprises standby power supply, and described standby power supply is connected with water circulating pump I, water circulating pump II and gas blower respectively, for when solar electric power is not enough, for water circulating pump I, water circulating pump II and gas blower provide electric energy.
Also be provided with invertor in described solar cogeneration system, invertor is connected with store battery, for being alternating-current by DC conversion.
Also be provided with auxiliary heater in described attemperater, auxiliary heater is connected with photo-thermal controller, is controlled the operation of auxiliary heater by photo-thermal controller.
Photoelectric controller and photo-thermal controller all have automatically and manual two kinds of master modes.
Described bioreactor for disposing polluted water is the body structure of upper opening.
In solar cogeneration assembly power generation process, utilize the irradiation of the sun, solar cogeneration assembly converts solar energy into electrical energy and is stored in store battery, be alternating-current by invertor by DC conversion, by photoelectric controller be water circulating pump I, water circulating pump II and gas blower etc. provide electric energy, photovoltaic cell plate temperature in solar cogeneration assembly rises, by the heat exchanger of battery back-sheet, transfer heat to the liquid in circulating pipe, improve circulating water temperature, reduce cell panel temperature.When the water temperature in circulating pipe reaches design temperature, start water circulating pump I by photo-thermal controller, realize the circulation of water between attemperater and solar cogeneration assembly, improve the temperature of water in attemperater.When sewage temperature in bioreactor for disposing polluted water is lower than 15 DEG C, starts water circulating pump II by photo-thermal controller, realize the circulation of water between attemperater and heat transfer tube, the heat energy in recirculated water is passed to sewage through heat transfer tube.Gas blower inflates air to bioreactor for disposing polluted water by blast main and aeration tube, and in reactor, microorganism utilizes oxygen in air to be decomposed by pollutant oxidation, reaches the effect of sewage purification, and after process, sewage is discharged by rising pipe.When sun power is not enough, temperature signal is passed to photo-thermal controller 7 by temperature sensor II 9, starts the water temperature in auxiliary heater raising attemperater, opens standby power supply simultaneously and drives water circulating pump II and gas blower running.
The advantage that the present invention has and positively effect are: the present invention is owing to adopting technique scheme, make full use of electric energy and heat energy that sun power is transformed, realize zero energy consumption of sewage treatment process, realize Automated condtrol, meet energy-saving and emission-reduction, high efficient and reliable, eco-friendly Environmental Design theory, suitable to cold northern area, improve the sewage treatment facility of sewage treating efficiency.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of symbols in figure:
1, solar cogeneration assembly 2, temperature sensor I
3, circulating pipe 4, photoelectric controller
5, invertor 6, store battery
7, photo-thermal controller 8, attemperater
9, temperature sensor II 10, water circulating pump I
11, auxiliary heater 12, water circulating pump II
13, gas blower 14, blast main
15, heat transfer tube 16, standby power supply
17, bioreactor for disposing polluted water 18, water inlet pipe
19, aeration tube 20, temperature sensor III
21, rising pipe
Embodiment
For content of the present invention, Characteristic can be understood further, by reference to the accompanying drawings technical scheme of the present invention is described further:
Consult Fig. 1, a kind of solar cogeneration type low-temperature wastewater treatment system, comprise solar cogeneration system and sewage biological treatment system, described solar cogeneration system comprises solar cogeneration assembly 1, photoelectric controller 4, store battery 6, photo-thermal controller 7, temperature sensor I 2, water circulating pump I 10, circulating pipe 3, temperature sensor II 9 and attemperater 8, described sewage biological treatment system comprises bioreactor for disposing polluted water 17, temperature sensor III 20, water circulating pump II 12, heat transfer tube 15, gas blower 13, aeration tube 19, water inlet pipe 18 and rising pipe 21, solar cogeneration assembly 1, photoelectric controller 4, store battery 6 connects successively, photoelectric controller 4 controls the discharge and recharge of store battery 6, store battery 6 respectively with water circulating pump I 10, water circulating pump II 12 is connected with gas blower 13, for it provides electric energy, temperature sensor I 2, solar cogeneration assembly 1, water circulating pump I 10 is all communicated with circulating pipe 3 with attemperater 8, form a closed circulation, photo-thermal controller 7 respectively with temperature sensor I 2, water circulating pump I 10, temperature sensor II 9, temperature sensor III 20 is connected with water circulating pump II 12, the operation of controlled circulation water pump I and water circulating pump II, temperature sensor II 9 is installed in attemperater 8, temperature sensor III 20 is installed in bioreactor for disposing polluted water 17, on the heat transfer tube 15 of water circulating pump II 12 between attemperater 8 and bioreactor for disposing polluted water 17, the two ends of heat transfer tube 15 are all connected with attemperater 8, middle pipeline section is layed at the bottom of bioreactor for disposing polluted water 17 pond, be communicated with by blast main 14 between gas blower 13 with aeration tube 19, aeration tube 19 is layed at the bottom of bioreactor for disposing polluted water 17 pond, water inlet pipe 18 and rising pipe 21 are all positioned at the top of bioreactor for disposing polluted water 17.
Native system also comprises standby power supply 16, and described standby power supply 16 is connected with water circulating pump I 10, water circulating pump II 12 and gas blower 13 respectively, for when solar electric power is not enough, for water circulating pump I, water circulating pump II and gas blower provide electric energy.
Also be provided with invertor 5 in described solar cogeneration system, invertor 5 is connected with store battery 6, for being alternating-current by DC conversion.
Also be provided with auxiliary heater 11 in described attemperater 8, auxiliary heater 11 is connected with photo-thermal controller 7, is controlled the operation of auxiliary heater by photo-thermal controller.
Photoelectric controller 4 and photo-thermal controller 7 all have automatically and manual two kinds of master modes.
Described bioreactor for disposing polluted water 17 is the body structure of upper opening.
In solar cogeneration assembly 1 power generation process, utilize the irradiation of the sun, solar cogeneration assembly 1 converts solar energy into electrical energy and is stored in store battery 6, be alternating-current by invertor 5 by DC conversion, by photoelectric controller 4 be water circulating pump I 10, water circulating pump II 12 and gas blower 13 etc. provide electric energy, photovoltaic cell plate temperature in solar cogeneration assembly 1 rises, by the heat exchanger of battery back-sheet, transfer heat to the liquid in circulating pipe 3, improve circulating water temperature, reduce cell panel temperature.When the water temperature in circulating pipe 3 reaches design temperature, start water circulating pump I 10 by photo-thermal controller 7, realize the circulation of water between attemperater 8 and solar cogeneration assembly 1, improve the temperature of water in attemperater 8.When sewage temperature in bioreactor for disposing polluted water 17 is lower than 15 DEG C, start water circulating pump II 12 by photo-thermal controller 7, realize the circulation of water between attemperater 8 and heat transfer tube 15, the heat energy in recirculated water is passed to sewage through heat transfer tube 15.Gas blower 13 inflates air to bioreactor for disposing polluted water 17 by blast main 14 and aeration tube 19, and in reactor, microorganism utilizes oxygen in air to be decomposed by pollutant oxidation, reaches the effect of sewage purification, has processed rear sewage and has been discharged by rising pipe 21.When sun power is not enough, temperature signal is passed to photo-thermal controller 7 by temperature sensor II 9, and startup auxiliary heater 11 improves the water temperature in attemperater 8, opens standby power supply 16 simultaneously and drives water circulating pump II 12 and gas blower 13 to operate.
Claims (6)
1. a solar cogeneration type low-temperature wastewater treatment system, it is characterized in that: comprise solar cogeneration system and sewage biological treatment system, described solar cogeneration system comprises solar cogeneration assembly, photoelectric controller, store battery, photo-thermal controller, temperature sensor I, water circulating pump I, circulating pipe, temperature sensor II and attemperater, and described sewage biological treatment system comprises bioreactor for disposing polluted water, temperature sensor III, water circulating pump II, heat transfer tube, gas blower, aeration tube, water inlet pipe and rising pipe, solar cogeneration assembly, photoelectric controller, store battery connects successively, photoelectric controller controls the discharge and recharge of store battery, store battery respectively with water circulating pump I, water circulating pump II is connected with gas blower, temperature sensor I, solar cogeneration assembly, water circulating pump I is all communicated with circulating pipe with attemperater, form a closed circulation, photo-thermal controller respectively with temperature sensor I, water circulating pump I, temperature sensor II, temperature sensor III is connected with water circulating pump II, temperature sensor II is installed in attemperater, temperature sensor III is installed in bioreactor for disposing polluted water, on the heat transfer tube of water circulating pump II between attemperater and bioreactor for disposing polluted water, the two ends of heat transfer tube are all connected with attemperater, middle pipeline section is layed at the bottom of bioreactor for disposing polluted water pond, air line is passed through between gas blower and aeration tube, aeration tube is laid at the bottom of bioreactor for disposing polluted water pond, water inlet pipe and rising pipe are all positioned at the top of bioreactor for disposing polluted water.
2. solar cogeneration type low-temperature wastewater treatment system according to claim 1, it is characterized in that: native system also comprises standby power supply, described standby power supply is connected with water circulating pump I, water circulating pump II and gas blower respectively.
3. solar cogeneration type low-temperature wastewater treatment system according to claim 1, is characterized in that: be also provided with invertor in described solar cogeneration system, invertor is connected with store battery, for being alternating-current by DC conversion.
4. solar cogeneration type low-temperature wastewater treatment system according to claim 1, it is characterized in that: be also provided with auxiliary heater in described attemperater, auxiliary heater is connected with photo-thermal controller.
5. solar cogeneration type low-temperature wastewater treatment system according to claim 1, is characterized in that: described photoelectric controller and described photo-thermal controller all have automatically and manual two kinds of master modes.
6. solar cogeneration type low-temperature wastewater treatment system according to claim 1, is characterized in that: described bioreactor for disposing polluted water is the body structure of upper opening.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510293351.0A CN104876325A (en) | 2015-06-01 | 2015-06-01 | Solar heat and power combined low-temperature sewage treatment system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510293351.0A CN104876325A (en) | 2015-06-01 | 2015-06-01 | Solar heat and power combined low-temperature sewage treatment system |
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| CN104876325A true CN104876325A (en) | 2015-09-02 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105646023A (en) * | 2016-02-26 | 2016-06-08 | 铁道第三勘察设计院集团有限公司 | Aerobic fermentation composting device for sludge |
| CN105879805A (en) * | 2016-06-06 | 2016-08-24 | 无锡市翱宇特新科技发展有限公司 | Energy-efficient polymerizing pot heating and water supplying system |
| CN107129027A (en) * | 2017-05-11 | 2017-09-05 | 青海大学 | The biodegradable Waste Water Treatment and method of a kind of photo-thermal concurrent heating |
| CN108341523A (en) * | 2018-04-12 | 2018-07-31 | 四川弘禹科技服务有限公司 | The heat insulation integrated purifier of solar energy power generating container |
| CN110291648A (en) * | 2017-02-27 | 2019-09-27 | 博立多媒体控股有限公司 | Energy storage type solar device |
| CN113860509A (en) * | 2021-11-08 | 2021-12-31 | 河北建筑工程学院 | Artificial wetland system for treating domestic sewage in low-temperature area |
-
2015
- 2015-06-01 CN CN201510293351.0A patent/CN104876325A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105646023A (en) * | 2016-02-26 | 2016-06-08 | 铁道第三勘察设计院集团有限公司 | Aerobic fermentation composting device for sludge |
| CN105879805A (en) * | 2016-06-06 | 2016-08-24 | 无锡市翱宇特新科技发展有限公司 | Energy-efficient polymerizing pot heating and water supplying system |
| CN110291648A (en) * | 2017-02-27 | 2019-09-27 | 博立多媒体控股有限公司 | Energy storage type solar device |
| CN107129027A (en) * | 2017-05-11 | 2017-09-05 | 青海大学 | The biodegradable Waste Water Treatment and method of a kind of photo-thermal concurrent heating |
| CN108341523A (en) * | 2018-04-12 | 2018-07-31 | 四川弘禹科技服务有限公司 | The heat insulation integrated purifier of solar energy power generating container |
| CN113860509A (en) * | 2021-11-08 | 2021-12-31 | 河北建筑工程学院 | Artificial wetland system for treating domestic sewage in low-temperature area |
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Application publication date: 20150902 |