CN111995077A - Distributed sewage treatment automatic control device and method - Google Patents
Distributed sewage treatment automatic control device and method Download PDFInfo
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- CN111995077A CN111995077A CN202010769574.0A CN202010769574A CN111995077A CN 111995077 A CN111995077 A CN 111995077A CN 202010769574 A CN202010769574 A CN 202010769574A CN 111995077 A CN111995077 A CN 111995077A
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- sewage treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
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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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a distributed sewage treatment automatic control device, which comprises a water inlet pump and sewage treatment electric equipment, wherein sewage flows into a sewage treatment system through the water inlet pump, the distributed sewage treatment automatic control device also comprises a flowmeter and a programmable logic controller, the programmable logic controller is connected with the flowmeter and the sewage treatment electric equipment, the flowmeter monitors the water inflow of the sewage treatment system in unit time, the programmable logic controller controls the working time of the sewage treatment electric equipment in unit time according to the water inflow fed back by the flowmeter, and the electric energy is saved on the premise of not influencing the sewage treatment effect.
Description
Technical Field
The invention relates to sewage treatment, in particular to a distributed automatic sewage treatment control device.
Background
The distributed sewage has the characteristic of large fluctuation of water quality and water quantity, the upper limit of service population is generally selected to design the scale of the sewage treatment system when the scale of the system is designed, rural domestic sewage is taken as an example, the upper limit of people in villages is generally selected to design when the sewage treatment is designed, more workers are out of rural areas, one 5-mouth is taken as an example, the daily population may be only 2-3 people, and weekend or holiday workers return to the country for residence, so that the receiving water quantity of the sewage treatment system in weekend is probably only about 1/2 of the design value, the receiving water quantity of the sewage treatment system in weekend can reach 80 percent of the design value, all workers in spring festival return to the country, and at the moment, the receiving water quantity of the sewage treatment system can reach 90-120 percent of the design value, and the receiving water quantity fluctuation; taking scenic spots as an example, the design value of a sewage treatment system is generally designed for the upper limit of the number of scenic spot receptionists, the water collection amount of the sewage treatment system in weekdays is only 0.2-0.5 times of the maximum load value, the water collection amount of the sewage treatment system in holidays can reach 0.8-1.2 times of the design value, and the water amount fluctuation is also large. The traditional distributed sewage treatment system takes MBR or traditional biological contact oxidation as an example, an aerator is continuously operated, no logic parameter can be automatically set, the aerator is unattended in a remote area under a general condition, the professional debugging quality of a person on duty is limited, better field regulation and control cannot be realized, the running parameters of water inflow under low load and high load are completely the same, the energy waste of the system is finally caused, the microbial activity is also influenced if the parameter under low load is not regulated and controlled, and the actual removal effect is finally influenced.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the invention is to provide a distributed automatic sewage treatment control device which can automatically adjust the working time of sewage treatment electric equipment according to the water inflow and save electricity on the premise of not influencing the sewage treatment effect.
In order to overcome the defects of the prior art, the invention also aims to provide a distributed sewage treatment automatic control method which can automatically adjust the working time of sewage treatment electric equipment according to the water inflow and save the electricity on the premise of not influencing the sewage treatment effect.
One of the purposes of the invention is realized by adopting the following technical scheme:
the utility model provides a distributed sewage treatment automatic control device, includes intake water pump, sewage treatment consumer, and sewage passes through intake water pump stream advances sewage treatment system, distributed sewage treatment automatic control device still includes flowmeter and programmable logic controller, programmable logic controller with flowmeter and sewage treatment consumer are connected, the flowmeter monitoring sewage treatment system unit interval's inflow, programmable logic controller basis the inflow control of flowmeter feedback the operating time in the sewage treatment consumer unit interval.
Further, the sewage treatment electric equipment comprises one or more electric equipment of a lifting pump, an aerator, a first speed reducer, a reflux pump, an electromagnetic valve, a stirrer and a second speed reducer.
Furthermore, the unit of the unit time and the working time is minutes, so that the sewage treatment electric equipment can be regularly and repeatedly operated in a cycle to form a working cycle.
Furthermore, a normal mode, an energy-saving mode and a dormant mode are set in the programmable logic controller, when the logic program calculates that the water inflow is 50% -100% of the designed water inflow of the system, the sewage treatment electric equipment is in the normal mode, and the sewage treatment electric equipment works according to the design time.
Further, when the logic program calculates that the water inflow is 20% -50% of the water inflow of the system design, the programmable logic controller controls the sewage treatment electric equipment to enter an energy-saving mode.
Further, when the sewage treatment electric equipment is in the energy-saving mode, the working time of the energy-saving mode/the working time of the normal mode are 0.5-0.7.
Further, when the ratio of the water inflow calculated by the logic program to the water inflow of the system design is lower than 20%, the programmable logic controller controls the sewage treatment electric equipment to enter a sleep mode.
Further, when the sewage treatment electric equipment is in the sleep mode, the work time of the sleep mode/the work time of the normal mode is 0.2-0.4.
A distributed sewage treatment automatic control method comprises the following steps:
the method comprises the following steps that a programmable logic controller presets a normal mode, an energy-saving mode and a sleep mode, and working parameters of electric equipment for sewage treatment are respectively recorded in the three modes;
the flowmeter monitors the water inflow of the distributed sewage treatment automatic control device;
the programmable logic controller judges the mode of the sewage treatment electric equipment according to the water inflow;
switching the working mode of the sewage treatment electric equipment;
the sewage treatment electric equipment works according to the working parameters of the programmable logic controller.
Further, the basis for the programmable logic controller to judge the mode of the sewage treatment electric equipment is as follows: when the logic program calculates that the water inflow is 50-100% of the designed water inflow of the system, the sewage treatment electric equipment is in a normal mode; when the logic program calculates the water inflow to be 20-50% of the designed water inflow of the system, the sewage treatment electric equipment is in an energy-saving mode, and when the logic program calculates the water inflow to be 20% of the designed water inflow of the system, the sewage treatment electric equipment is in a dormant mode; when the sewage treatment electric equipment is in an energy-saving mode, the working time of the energy-saving mode/the working time of a normal mode are 0.5-0.7; when the sewage treatment electric equipment is in a sleep mode, the working time of the sleep mode/the working time of the normal mode are 0.2-0.4.
Compared with the prior art, the distributed automatic sewage treatment control device also comprises a flowmeter and a programmable logic controller, wherein the programmable logic controller is connected with the flowmeter and the sewage treatment electric equipment, the flowmeter monitors the water inflow of the sewage treatment system in unit time, and the programmable logic controller controls the working time of the sewage treatment electric equipment in unit time according to the water inflow fed back by the flowmeter, so that the electricity is saved on the premise of not influencing the sewage treatment effect.
Drawings
FIG. 1 is a schematic structural diagram of a decentralized automatic control device for sewage treatment according to the present invention;
FIG. 2 is a block diagram of the decentralized automatic control device for sewage treatment according to the present invention.
In the figure: 10. a water inlet pump; 20. a flow meter; 30. a programmable logic controller; 40. a lift pump; 50. an aerator; 60. a first speed reducer; 70. a reflux pump; 80. a second speed reducer; 90. a sewage treatment system.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present, secured by intervening elements. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly disposed on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 2, domestic sewage is generally collected into a regulation tank and then treated by a distributed automatic sewage treatment control device of the present invention. An overflow pipe is arranged in the adjusting tank to prevent excessive overflow of sewage in the adjusting tank.
A distributed sewage treatment automatic control device comprises a water inlet pump 10, a flowmeter 20, a programmable logic controller 30, sewage treatment electric equipment and a sewage treatment system 90. The flow meter 20 and the sewage treatment electric equipment are electrically connected with the programmable logic controller 30. The flow meter 20 is located at the water inlet of the sewage treatment system 90 and monitors the water inflow of the sewage treatment system 90. The sewage treatment electric equipment is installed in the sewage treatment system 90. The sewage treatment electric equipment is one or more of a lifting pump 40, an aerator 50, a first speed reducer 60, a reflux pump 70, a second speed reducer 80, an electromagnetic valve and a stirrer.
The programmable logic controller 30 presets the operation mode of the sewage treatment electric equipment to a normal mode, an energy saving mode, and a sleep mode. Correspondingly, the working time of the sewage treatment electric equipment is different in the normal mode, the energy-saving mode and the dormant mode.
When the logic program calculates that the water inflow is 50-100% of the designed water inflow of the system, the sewage treatment electric equipment is in a normal mode; when the logic program calculates the water inflow to be 20-50% of the designed water inflow of the system, the sewage treatment electric equipment is in an energy-saving mode, and when the logic program calculates the water inflow to be 20% of the designed water inflow of the system, the sewage treatment electric equipment is in a dormant mode; when the sewage treatment electric equipment is in a normal mode, the sewage treatment electric equipment works according to the design time; when the sewage treatment electric equipment is in an energy-saving mode, the working time of the energy-saving mode/the working time of a normal mode are 0.5-0.7; when the sewage treatment electric equipment is in a sleep mode, the working time of the sleep mode/the working time of the normal mode is 0.2-0.4.
The operating mode of the sewage treatment device is preset in the programmable logic controller 30 to a normal mode, an energy saving mode and a sleep mode, and the operating parameters of the sewage treatment electric equipment in the corresponding mode are recorded. The programmable logic controller 30 can determine the mode of the distributed sewage treatment automatic control device according to the data fed back by the flowmeter 20, and switch the mode according to the determination result, so that the sewage treatment electric equipment is switched to the corresponding mode to work, and the working time of the electric equipment is effectively reduced. On the premise of ensuring the sewage treatment effect, the running electric charge can be saved by 0.18 yuan/t, and the running cost is effectively reduced.
The invention also relates to a distributed sewage treatment automatic control method, which is applied to the distributed sewage treatment automatic control device and comprises the following steps:
the programmable logic controller 30 presets a normal mode, an energy-saving mode and a sleep mode, and respectively inputs working parameters of the sewage treatment electric equipment corresponding to the three modes;
the flowmeter 20 monitors the water inflow of the distributed sewage treatment automatic control device;
the programmable logic controller 30 judges the mode of the sewage treatment electric equipment according to the water inflow;
switching the working mode of the sewage treatment electric equipment;
the sewage treatment electric equipment works according to the working parameters of the programmable logic controller 30.
When the logic program calculates that the water inflow is 50-100% of the designed water inflow of the system, the sewage treatment electric equipment is in a normal mode; when the logic program calculates the water inflow to be 20-50% of the designed water inflow of the system, the sewage treatment electric equipment is in an energy-saving mode, and when the logic program calculates the water inflow to be 20% of the designed water inflow of the system, the sewage treatment electric equipment is in a dormant mode; when the sewage treatment electric equipment is in a normal mode, the sewage treatment electric equipment works according to the design time; when the sewage treatment electric equipment is in an energy-saving mode, the working time of the energy-saving mode/the working time of a normal mode are 0.5-0.7; when the sewage treatment electric equipment is in a sleep mode, the working time of the sleep mode/the working time of the normal mode is 0.2-0.4. The sewage treatment electric equipment comprises one or more of a lifting pump 40, an aerator 50, a first speed reducer 60, a reflux pump 70, a second speed reducer 80, an electromagnetic valve and a stirrer.
Through a distributed sewage treatment automatic control method, the working time of sewage treatment electric equipment is controlled according to sewage flow, and electricity is saved on the premise of not influencing the sewage treatment effect.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a distributed sewage treatment automatic control device, includes intake water pump, sewage treatment consumer, sewage passes through intake water pump flows into sewage treatment system, its characterized in that: the distributed automatic sewage treatment control device also comprises a flowmeter and a programmable logic controller, the programmable logic controller is connected with the flowmeter and the sewage treatment electric equipment, the flowmeter monitors the water inflow of the sewage treatment system in unit time, and the programmable logic controller controls the working time of the sewage treatment electric equipment in unit time according to the water inflow fed back by the flowmeter.
2. The decentralized automatic control device for sewage treatment according to claim 1, wherein: the sewage treatment electric equipment comprises one or more electric equipment in a lifting pump, an aerator, a first speed reducer, a reflux pump, an electromagnetic valve, a stirrer and a second speed reducer.
3. The decentralized automatic control device for sewage treatment according to claim 2, wherein: the unit time and the working time are minutes, so that the sewage treatment electric equipment can regularly and repeatedly operate in a cycle to form a working cycle.
4. The decentralized automatic control device for sewage treatment according to claim 2, wherein: the programmable logic controller is internally provided with a normal mode, an energy-saving mode and a dormant mode, when the logic program calculates that the water inflow is 50% -100% of the designed water inflow of the system, the sewage treatment electric equipment is in the normal mode, and the sewage treatment electric equipment works according to the design time.
5. The decentralized automatic control device for sewage treatment according to claim 4, wherein: and when the logic program calculates that the water inflow is 20-50% of the designed water inflow of the system, the programmable logic controller controls the sewage treatment electric equipment to enter an energy-saving mode.
6. The decentralized automatic control device for sewage treatment according to claim 5, wherein: when the sewage treatment electric equipment is in an energy-saving mode, the working time of the energy-saving mode/the working time of a normal mode are 0.5-0.7.
7. The decentralized automatic control device for sewage treatment according to claim 4, wherein: and when the proportion of the water inflow calculated by the logic program to the water inflow designed by the system is lower than 20%, the programmable logic controller controls the sewage treatment electric equipment to enter a sleep mode.
8. The decentralized automatic control device for sewage treatment according to claim 7, wherein: when the sewage treatment electric equipment is in a sleep mode, the working time of the sleep mode/the working time of the normal mode are 0.2-0.4.
9. A distributed sewage treatment automatic control method is characterized by comprising the following steps:
the method comprises the following steps that a programmable logic controller presets a normal mode, an energy-saving mode and a sleep mode, and working parameters of electric equipment for sewage treatment are respectively recorded in the three modes;
the flowmeter monitors the water inflow of the distributed sewage treatment automatic control device;
the programmable logic controller judges the mode of the sewage treatment electric equipment according to the water inflow;
switching the working mode of the sewage treatment electric equipment;
the sewage treatment electric equipment works according to the working parameters of the programmable logic controller.
10. The distributed automatic control method for sewage treatment according to claim 9, wherein: the basis of the programmable logic controller for judging the mode of the sewage treatment electric equipment is as follows: when the logic program calculates that the water inflow is 50-100% of the designed water inflow of the system, the sewage treatment electric equipment is in a normal mode; when the logic program calculates the water inflow to be 20-50% of the designed water inflow of the system, the sewage treatment electric equipment is in an energy-saving mode, and when the logic program calculates the water inflow to be 20% of the designed water inflow of the system, the sewage treatment electric equipment is in a dormant mode; when the sewage treatment electric equipment is in an energy-saving mode, the working time of the energy-saving mode/the working time of a normal mode are 0.5-0.7; when the sewage treatment electric equipment is in a sleep mode, the working time of the sleep mode/the working time of the normal mode are 0.2-0.4.
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1454856A (en) * | 2003-05-30 | 2003-11-12 | 大连理工大学 | Batch type integrated membrane bioreactor |
JP2015129414A (en) * | 2014-01-08 | 2015-07-16 | パナソニックIpマネジメント株式会社 | water discharge device |
CN204759162U (en) * | 2015-07-03 | 2015-11-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Sewage treatment plant detection and control and management device |
CN110117139A (en) * | 2019-06-19 | 2019-08-13 | 云南中贸环境节能科技投资股份有限公司 | A kind of bis- film Two-way Cycle sewage treatmentmethods of IBO |
CN110550729A (en) * | 2019-09-20 | 2019-12-10 | 苏州科技大学 | operation maintenance method of decentralized sewage treatment facility |
CN110745967A (en) * | 2019-12-10 | 2020-02-04 | 四川善水科技有限公司 | Sewage treatment system and method capable of self-adapting to sewage inflow |
CN211816615U (en) * | 2020-01-09 | 2020-10-30 | 湖南华博信息技术有限公司 | Unmanned controller of regional booster pump station for urban water supply |
CN212770100U (en) * | 2020-08-03 | 2021-03-23 | 优德太湖水务(苏州)有限公司 | Distributed sewage treatment automatic control device |
-
2020
- 2020-08-03 CN CN202010769574.0A patent/CN111995077A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1454856A (en) * | 2003-05-30 | 2003-11-12 | 大连理工大学 | Batch type integrated membrane bioreactor |
JP2015129414A (en) * | 2014-01-08 | 2015-07-16 | パナソニックIpマネジメント株式会社 | water discharge device |
CN204759162U (en) * | 2015-07-03 | 2015-11-11 | 中国电建集团贵阳勘测设计研究院有限公司 | Sewage treatment plant detection and control and management device |
CN110117139A (en) * | 2019-06-19 | 2019-08-13 | 云南中贸环境节能科技投资股份有限公司 | A kind of bis- film Two-way Cycle sewage treatmentmethods of IBO |
CN110550729A (en) * | 2019-09-20 | 2019-12-10 | 苏州科技大学 | operation maintenance method of decentralized sewage treatment facility |
CN110745967A (en) * | 2019-12-10 | 2020-02-04 | 四川善水科技有限公司 | Sewage treatment system and method capable of self-adapting to sewage inflow |
CN211816615U (en) * | 2020-01-09 | 2020-10-30 | 湖南华博信息技术有限公司 | Unmanned controller of regional booster pump station for urban water supply |
CN212770100U (en) * | 2020-08-03 | 2021-03-23 | 优德太湖水务(苏州)有限公司 | Distributed sewage treatment automatic control device |
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