CN105905962A - COD (chemical oxygen demand) stable up-to-standard discharge device - Google Patents
COD (chemical oxygen demand) stable up-to-standard discharge device Download PDFInfo
- Publication number
- CN105905962A CN105905962A CN201610488121.4A CN201610488121A CN105905962A CN 105905962 A CN105905962 A CN 105905962A CN 201610488121 A CN201610488121 A CN 201610488121A CN 105905962 A CN105905962 A CN 105905962A
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- CN
- China
- Prior art keywords
- discharge
- pond
- cod
- water inlet
- discharge pond
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
-
- 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
- C02F2209/08—Chemical Oxygen Demand [COD]; Biological Oxygen Demand [BOD]
-
- 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
-
- 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
- C02F2209/42—Liquid level
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention belongs to the field of sewage treatment, and relates to a COD (chemical oxygen demand) stable up-to-standard discharge device. The discharge device comprises a controller, a first discharge tank and a second discharge tank, wherein the first discharge tank and the second discharge tank are arranged in parallel; a water inlet end of the first discharge tank is provided with a first automatic control actuating mechanism; a water outlet end of the first discharge tank is provided with a second automatic control actuating mechanism; a water inlet end of the second discharge tank is provided with a third automatic control actuating mechanism; a water outlet end of the second discharge tank is provided with a fourth automatic control actuating mechanism; a COD detector and a liquidometer are respectively arranged in the first discharge tank and the second discharge tank, and are respectively connected with the controller through signals; and the controller is used for controlling the start and stop of the first, second, third and fourth automatic control actuating mechanisms. The two discharge tanks are matched to implement continuous water intake of the water discharge tanks, thereby satisfying the requirements for the front end processing technique. The water outlet is intermitted, thereby ensuring the COD detection time and implementing COD stable up-to-standard discharge.
Description
Technical field
The invention belongs to sewage treatment area, particularly relate to a kind of COD stably reaching standard tapping equipment.
Background technology
COD COD is the amount chemically measured and need oxidized reduction novel substance in water sample.
In waste water, waste water, waste water treatment plant's water outlet and contaminated water, the material (that can be aoxidized by strong oxidizer
As be Organic substance) oxygen equivalent.Pollute at interflow and industrial wastewater Quality Research and waste water treatment plant
In operational management, it is an important Organic Pollution parameter.
In technical field of sewage, it is common that before discharging or discharge time carry out detect sewage COD value,
Owing to COD of sewage detection needs the regular hour, it is impossible to monitor in real time, easily cause detection lagging portion
Permitted discharge does not directly discharge, to environment.
Summary of the invention
The sewage discharge that it is an object of the invention to overcome prior art to exist cannot monitor in real time, easily makes
Become to detect what lagging portion not permitted discharge discharged defect, it is provided that a kind of COD stably reaching standard discharge dress
Put.
The technical solution adopted for the present invention to solve the technical problems is: a kind of COD stably reaching standard discharge
Device, including controller, the first discharge pond and the second discharge pond, described first discharge pond and second row
Putting pond to be arranged in parallel, the water inlet end in described first discharge pond is provided with first and automatically controls actuator,
Described first discharge water side, pond is provided with second and automatically controls actuator, described second discharge pond
Water inlet end is provided with the 3rd and automatically controls actuator, and described second discharge water side, pond is provided with the 4th
It is provided with COD detector in automatically controlling actuator, described first discharge pond and the second discharge pond
And liquidometer, described COD detector and liquidometer be all connected with described controller signals, described control
Device automatically controls the keying of actuator for controlling described first, second, third and fourth.
As preferably, also include processing pond, be provided with between described process pond and described first discharge pond
5th automatically controls actuator, is provided with the 6th certainly between described second discharge pond and described process pond
Dynamic controlling actuator, described controller controls the described 5th and automatically controls actuator and the 6th automatic
Control actuator keying, described first discharge the water inlet end in pond, second discharge pond water inlet end with
Described process pond connects.If the water COD after processing in discharge pond is the most up to standard, controller controls the 5th
Automatically control actuator or the 6th automatically control actuator by discharge pond in water be back to process
Pond re-starts process, it is ensured that qualified discharge.
Further, for effectively controlling the first discharge pond and the second discharge pond charging and controlling flow, institute
The first discharge pond water inlet end and the second discharge pond water inlet end stated all connect with water inlet pipe, described water inlet pipe
On be provided with feed pump and effusion meter.
As preferably, described the first, second, third, fourth, the 5th and the 6th automatically controls and holds
Row mechanism is electrodynamic valve or pneumatic operated valve.
As preferably, for shortening drain time, improve mass rate of emission, entering of the first described discharge pond
Water end (W.E.) caliber is less than its water side caliber, and described second discharge pond water inlet end caliber is managed less than its water side
Footpath.
Beneficial effect: will before water discharge after treatment, discharge Chi Zhongshui be able to be carried out in the present invention
Detection, discharges after detect or returns and again process, a discharge pond detection time with when discharging
In can be to another discharge pond water inlet, thus two discharge ponds coordinate, it is achieved blowoff basin water inlet continuously,
Meet front-end processing technological requirement；Water outlet interval, it is ensured that COD detects the time, it is achieved COD stably reaches
Mark discharge.
Accompanying drawing explanation
The present invention is further detailed explanation with detailed description of the invention below in conjunction with the accompanying drawings.
Fig. 1 is the structural representation of apparatus of the present invention；
Fig. 2 is that in pond is discharged in the first discharge pond and second, liquid level changes over schematic diagram.
Wherein: 1. the first discharge pond, 11. first automatically control actuator, and 12. second automatically control
Actuator, 13. the 5th automatically control actuator, 2. the second discharge pond, and 21. the 3rd automatically control
Actuator, 22. the 4th automatically control actuator, and 23. the 6th automatically control actuator, 3.COD
Detector, 4. liquidometer, 5. process pond, 6. feed pump, 7. effusion meter, 8. water inlet pipe.In Fig. 2
Solid line represents liquid level change curve in the first discharge pond, and dotted line represents liquid level change in the second pond, discharge pond
Curve, T1 represents the first discharge pond or the second discharge pond flooding time, T2 represent the first discharge pond or
Second discharge pond COD detects the time, and T3 represents the first discharge pond or the second discharge pond water discharge time.
Detailed description of the invention
Embodiment 1
As it is shown in figure 1, a kind of COD stably reaching standard tapping equipment, including controller, the first discharge pond
1, the second discharge pond 2 and process pond 5, described first discharge pond 1 and the second discharge pond 2 parallel connection set
Putting, the water inlet end in described first discharge pond 1 is provided with first and automatically controls actuator 11, described
First discharge water side, pond 1 is provided with second and automatically controls actuator 12, described second discharge pond 2
Water inlet end be provided with the 3rd and automatically control actuator 21, described second discharge water side, pond 2 sets
It is equipped with the 4th and automatically controls actuator 22, in described first discharge pond 1 and the second discharge pond 2 all
Being provided with COD detector 3 and liquidometer 4, described COD detector 3 and liquidometer 4 are all with described
Controller signals connects；It is provided with the 5th automatic between described process pond 5 and described first discharge pond 1
Control actuator 13, be provided with the 6th between described second discharge pond 2 and described process pond 5 certainly
Dynamic control actuator 23.Described controller be used for controlling described first, second, third, fourth,
5th and the 6th keying automatically controlling actuator 11,12,21,22,13,23, described
First discharge pond 1 water inlet end and the second discharge pond 2 water inlet end all connect with water inlet pipe 8, described water inlet
Pipe 8 connects with described process pond 5, and described water inlet pipe 8 is provided with feed pump 6 and effusion meter 7.
Described the first, second, third, fourth, the 5th and the 6th automatically control actuator 11,
12,21,13,23 is electrodynamic valve or pneumatic operated valve, in the present embodiment as a example by electrodynamic valve.
Specifically, for improving mass rate of emission, the water inlet end caliber in the first described discharge pond 1 is less than it
Water side caliber, described second discharge pond 2 water inlet end caliber is less than its water side caliber.
Operation principle is as follows: controller control first automatically controls actuator 11 and opens, and other are certainly
Dynamic control actuator is closed, as in figure 2 it is shown, the water will handled well in processing pond 5 is through water inlet pipe 8
Pump into the first discharge pond 1, when in first row tank, liquidometer 4 detects liquid level and reaches predetermined fluid level L
After, signal is passed to controller, now, COD detector 3 carries out detecting in the first discharge pond 1
COD of sewage concentration, meanwhile, controller control first automatically control actuator 11 close, the 3rd
Automatically controlling actuator 21 to open, the water inlet used time is T1, and feed pump 6 will process place in pond 5
Water after reason pumps into the second discharge pond 2；After COD detector 3 in first discharge pond 1 has detected,
The detection used time is T2, and signal is passed to controller, if COD is up to standard, then in the first discharge pond 1
Controller control second automatically controls actuator 12 and opens, and carries out draining, and the draining used time is T3,
If the most up to standard, then controller controls the 5th and automatically controls actuator 13 and open, and water is entered process
Pond 5 processes again, and the draining used time is T3, and after discharge, controller control second or the 5th is automatic
Control actuator 12,13 to close；After in the first discharge pond 1, COD detection and draining complete,
Used time is T2+T3, intakes and reach predetermined fluid level in the second discharge pond 2, and the water inlet used time is T1, the
Signal is passed to controller by the liquidometer 4 in two discharge ponds 2, and controller controls the 3rd and automatically controls
Actuator 21 is closed, and opens first and automatically control actuator 11 and open, the second discharge pond 2
Interior stopping is intake, and carries out second time and intake in the first discharge pond 1, simultaneously COD in the second discharge pond 2
COD of sewage in it is detected by detector 3, and the detection used time is T2, if in the second discharge pond 2
COD is up to standard, then controller controls the 4th and automatically controls actuator 22 and open, and carries out draining, row
The water time is T3, if the most up to standard, then controller controls the 6th and automatically controls actuator 23 and open,
Sewage entering process pond 5 heavily enter to process, water discharge time is T3.Enter in the second discharge pond 2
After row COD detection and draining complete, the used time is T2+T3, and the first discharge pond 1 intakes and reaches predetermined
Liquid level.So circulation, it is ensured that T1 >=T2+T3, feed pump 6 can work continuously, it is achieved serialization is certainly
Dynamic water outlet, ensures that COD of sewage stably reaches, marks discharge simultaneously.
Should be appreciated that specific embodiment described above is only used for explaining the present invention, be not used to limit
Determine the present invention.The obvious change extended out by the spirit of the present invention or variation are still in this
Among bright protection domain.
Claims (5)
1. a COD stably reaching standard tapping equipment, it is characterised in that: include controller, first row
Put pond (1) and the second discharge pond (2), described first discharge pond (1) and the second discharge pond (2)
Being arranged in parallel, the water inlet end of described first discharge pond (1) is provided with first and automatically controls actuator
(11), described first discharge pond (1) water side is provided with second and automatically controls actuator (12),
The water inlet end of described second discharge pond (2) is provided with the 3rd and automatically controls actuator (21), described
Second discharge pond (2) water side is provided with the 4th and automatically controls actuator (22), described first row
It is provided with COD detector (3) and liquidometer (4) in putting pond (1) and the second discharge pond (2),
Described COD detector (3) and liquidometer (4) are all connected with described controller signals, described control
Device be used for controlling described first, second, third and fourth automatically control actuator (11,12,21,
22) keying.
COD stably reaching standard tapping equipment the most according to claim 1, it is characterised in that: also
Including processing pond (5), described process pond (5) is discharged with described first and is provided with the between pond (1)
Five automatically control actuator (13), described second discharge pond (2) and described process pond (5) it
Between be provided with the 6th and automatically control actuator (23), described controller controls the described 5th and automatically controls
Actuator processed (13) and the 6th automatically controls the keying of actuator (23), described first discharge
The water inlet end in pond (1), the water inlet end of the second discharge pond (2) connect with described process pond (5).
COD stably reaching standard tapping equipment the most according to claim 1 and 2, it is characterised in that:
Described first discharge pond (1) water inlet end and the second discharge pond (2) water inlet end all with water inlet pipe (8)
Connection, described water inlet pipe (8) is provided with feed pump (6) and effusion meter (7).
COD stably reaching standard tapping equipment the most according to claim 2, it is characterised in that: institute
The first, second, third, fourth, the 5th and the 6th stated automatically control actuator (11,12,
21,22,13,23) it is electrodynamic valve or pneumatic operated valve.
COD stably reaching standard tapping equipment the most according to claim 1, it is characterised in that: described
The water inlet end caliber of the first discharge pond (1) is less than its water side caliber, described second discharge pond (2)
Water inlet end caliber is less than its water side caliber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488121.4A CN105905962A (en) | 2016-06-28 | 2016-06-28 | COD (chemical oxygen demand) stable up-to-standard discharge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610488121.4A CN105905962A (en) | 2016-06-28 | 2016-06-28 | COD (chemical oxygen demand) stable up-to-standard discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105905962A true CN105905962A (en) | 2016-08-31 |
Family
ID=56759824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610488121.4A Pending CN105905962A (en) | 2016-06-28 | 2016-06-28 | COD (chemical oxygen demand) stable up-to-standard discharge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105905962A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083363A (en) * | 2018-02-02 | 2018-05-29 | 安徽江淮汽车集团股份有限公司 | Waste water treatment system |
| CN109342684A (en) * | 2018-12-10 | 2019-02-15 | 中国水产科学研究院黑龙江水产研究所 | A kind of rainbow trout breeding environment release system and its Environment release method for the detection of nucleic acid vaccine Environment release |
| CN111362328A (en) * | 2020-03-23 | 2020-07-03 | 江西省科学院 | Dynamic optimal scheduling system and method for sewage treatment facility based on water quality and water quantity |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10113656A (en) * | 1996-10-14 | 1998-05-06 | Akagi Plast:Kk | Water sterilizing and purifying device |
| CN1285324A (en) * | 2000-09-22 | 2001-02-28 | 北京中环康裕环保工程技术有限公司 | Automatic controller for sewage treatment process |
| CN202297311U (en) * | 2011-10-28 | 2012-07-04 | 南京利朗科技有限公司 | Automatic control device for sewage treatment |
| CN203165478U (en) * | 2013-03-05 | 2013-08-28 | 杭州国清环保科技有限公司 | Fully self-control sequencing batch radioactive-sewage treatment device |
| CN204369583U (en) * | 2014-11-28 | 2015-06-03 | 厦门中湛再生资源科技有限公司 | A kind of sewage disposal intermittent discharge device |
| CN205773454U (en) * | 2016-06-28 | 2016-12-07 | 江苏国松环境科技开发有限公司 | A kind of COD stably reaching standard tapping equipment |
-
2016
- 2016-06-28 CN CN201610488121.4A patent/CN105905962A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10113656A (en) * | 1996-10-14 | 1998-05-06 | Akagi Plast:Kk | Water sterilizing and purifying device |
| CN1285324A (en) * | 2000-09-22 | 2001-02-28 | 北京中环康裕环保工程技术有限公司 | Automatic controller for sewage treatment process |
| CN202297311U (en) * | 2011-10-28 | 2012-07-04 | 南京利朗科技有限公司 | Automatic control device for sewage treatment |
| CN203165478U (en) * | 2013-03-05 | 2013-08-28 | 杭州国清环保科技有限公司 | Fully self-control sequencing batch radioactive-sewage treatment device |
| CN204369583U (en) * | 2014-11-28 | 2015-06-03 | 厦门中湛再生资源科技有限公司 | A kind of sewage disposal intermittent discharge device |
| CN205773454U (en) * | 2016-06-28 | 2016-12-07 | 江苏国松环境科技开发有限公司 | A kind of COD stably reaching standard tapping equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083363A (en) * | 2018-02-02 | 2018-05-29 | 安徽江淮汽车集团股份有限公司 | Waste water treatment system |
| CN109342684A (en) * | 2018-12-10 | 2019-02-15 | 中国水产科学研究院黑龙江水产研究所 | A kind of rainbow trout breeding environment release system and its Environment release method for the detection of nucleic acid vaccine Environment release |
| CN111362328A (en) * | 2020-03-23 | 2020-07-03 | 江西省科学院 | Dynamic optimal scheduling system and method for sewage treatment facility based on water quality and water quantity |
| CN111362328B (en) * | 2020-03-23 | 2020-12-08 | 江西省科学院 | Dynamic optimal scheduling system and method for sewage treatment facility based on water quality and water quantity |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20160831 |