CN108947112A - A kind of environmental protection equipment using dynamic embrane method - Google Patents
A kind of environmental protection equipment using dynamic embrane method Download PDFInfo
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- CN108947112A CN108947112A CN201810741997.4A CN201810741997A CN108947112A CN 108947112 A CN108947112 A CN 108947112A CN 201810741997 A CN201810741997 A CN 201810741997A CN 108947112 A CN108947112 A CN 108947112A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
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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
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/005—Valves
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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
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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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
- C02F2209/11—Turbidity
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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
- C02F2209/42—Liquid level
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
- C02F3/00—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of environmental protection equipments using dynamic embrane method, the equipment includes the pretreatment pool being sequentially communicated, mixed liquid pool, dynamic membrane cisterna and sedimentation basin, the mixed liquid pool is nearby provided with additive and throws robot, and the additive throws robot and is used to launch dynamic film generating agent to mixed liquid pool；The pretreatment tank outlet is provided with sewage flow switch, and the sewage flow switch is controlled by master controller.The data processing algorithm of the Promethean pH value devised for accurate evaluation water of the present invention and turbidity value, and the control algolithm to each switch and regulating valve.Make the environmental protection equipment in the application have following advantages by above-mentioned innovative design: high degree of automation can be realized full automatic treatment；Strong robustness can shield the various factors that may cause assessment errors, so that accurate enough for the assessment result of sewage PH value and turbidity value, therefore, control precision is high.
Description
Technical field
The present invention relates to environmental protection equipment field more particularly to a kind of environmental protection equipments using dynamic embrane method.
Background technique
Sewage treatment (sewage treatment, wastewater treatment): for make sewage reach be discharged into it is a certain
The process that water body or the water quality requirement reused purify it.Sewage treatment is widely used in building, agricultural, hands over
The multiple fields such as logical, the energy, petrochemical industry.The sewage water treatment method of different field is different, physical method, the specifically used mode of biochemical method
Also difference is larger.
To sewage, in the process of processing, biofilm is a dark horse in recent years, but biofilm there is also
Certain problem, such as the generation of biomembrane are difficult to control, and the performance of biomembrane is not sufficiently stable, and therefore, are carried out based on biomembrane
Sewage treatment is difficult to realize automate, it is also difficult to reach preferable treatment effect.
Summary of the invention
In order to solve the above technical problem, the present invention provides a kind of environmental protection equipments using dynamic embrane method.
The present invention is realized with following technical solution:
A kind of environmental protection equipment using dynamic embrane method, the equipment include the pretreatment pool being sequentially communicated, mixed liquid pool, dynamic
Membrane cisterna and sedimentation basin, the mixed liquid pool are nearby provided with additive and throw robot, the additive throw robot be used for
Mixed liquid pool launches dynamic film generating agent；The pretreatment tank outlet is provided with sewage flow switch, sewage flow switch by
It controls in master controller.
Further, random site is provided with multiple sensor groups in the mixed liquid pool, and each sensor group includes PH
Detector and turbidity detector, the mixed liquid pool are provided centrally with liquid level sensor, sensor group and the level sensing
Device is controlled by the master controller.
Further, the liquid level sensor is used to measure liquid level in the mixed liquid pool, when liquid level reach preset value but
It is when not reaching cap value, to issue data acquisition instructions to master controller, when liquid level reaches cap value, is sent out to master controller
Cloth alarm command, when liquid level reaches back cover value, to master controller publication all clear instruction；The master controller is in response to institute
Data acquisition instructions are stated, driving sensor group carries out data acquisition, and in response to the alarm command, the master controller controls institute
It states sewage flow switch to close, be instructed in response to all clear, the master controller controls the sewage flow and opens
It opens.
Further, in response to the data acquisition instructions, each group turbidity detector acquires p group data, each group PH detection
Machine acquires a data and is aggregated into master controller, after carrying out data processing by the master controller, according to data processed result
Control the opening and closing of sewage flow switch.
Further, include: for the data processing method of turbidity value
Obtain turbidity value data set (x1,x2,......,xn), n is the number of turbidity detector in the turbidity value data set
Amount, xiIt is the p dimensional vector that p group data are constituted；
It sets turbidity and estimates target, be input with turbidity value data set, iteratively minimize the turbidity estimation mesh
It is marked with to obtain turbidity estimated matrix V (c, p), wherein the c is positive integer, can be set according to mixed liquid pool shape；
Last column data in the turbidity estimated matrix V (c, p) is taken, its mean value is taken to obtain turbidity estimated valueAnd with
The turbidity estimated valueAs turbidity value processing result.
Further, the turbidity estimation target isWherein,dijRefer to turbidity estimated value and turbidity value data set in turbidity estimated matrix
In acquisition turbidity value between Euclidean distance.
The beneficial effects of the present invention are:
The invention discloses a kind of for carrying out the environmental protection equipment of sewage treatment comprising multiple water treating ponds, and create
The throwing robot of property devised for launching additive, and for the pH value of accurate evaluation water and the data of turbidity value
Processing Algorithm, and the control algolithm to each switch and regulating valve.Made in the application by above-mentioned innovative design
Environmental protection equipment has following advantages: high degree of automation can be realized full automatic treatment；Strong robustness, can shield it is various can
It can lead to the factor of assessment errors, so that it is accurate enough for the assessment result of sewage PH value and turbidity value, therefore, control
Precision is high.
Detailed description of the invention
Fig. 1 is a kind of environmental protection equipment schematic diagram using dynamic embrane method provided in this embodiment；
Fig. 2 is throwing robot provided in this embodiment schematic diagram；
Fig. 3 is the data processing method flow chart of turbidity value provided in this embodiment；
Fig. 4 is the data processing method flow chart of pH value provided in this embodiment.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention will be made below further detailed
Description.Test method as used in the following examples is conventional method unless otherwise specified；Used equipment, raw material,
Reagent etc. is unless otherwise specified the equipment that can be commercially available from routine business approach, raw material, reagent.
The embodiment of the present invention provides a kind of environmental protection equipment using dynamic embrane method, as shown in Figure 1, described use dynamic embrane method
Environmental protection equipment include the pretreatment pool 101 being sequentially communicated, mixed liquid pool 102, dynamic membrane cisterna 103 and sedimentation basin 104, the precipitating
Pond 104 includes the first outlet of sewer and the second outlet of sewer, and first outlet of sewer passes through the first regulating valve and biological treatment
Pond 105 is connected to, and second outlet of sewer is connected to by the second regulating valve with sewer pipe 106, the biological treatment tank 105
Outlet is connected to by third regulating valve with the sewer pipe 106.
The mixed liquid pool 102 is nearby provided with additive and throws robot, and the additive is thrown robot and is used for mixed
Liquid pool launches dynamic film generating agent, and the sedimentation basin 104 is nearby provided with sampling robots, and wherein sampling robots are this field
Common six axis serial manipulator.The additive throws robot and the sampling robots are controlled by master controller, institute
State the opening and closing that master control is also used to control the first regulating valve, the second regulating valve and third regulating valve.The sampling robots are used for
Acquisition sedimentation basin water sample simultaneously detects whether the sewage after dynamic membrane cisterna reaches discharge standard, if it is not, then master controller is opened
The first regulating valve is opened, if so, master controller opens the second regulating valve.
As shown in Fig. 2, the throwing robot includes pedestal 100, moving platform 200, mechanical gripper 300, wherein pedestal 100
It is connect by three branches with moving platform 200, the first branch is double parallel quadrilateral structure in three branches, wherein upper parallel four
The first connecting rod L1 of side shape structure is connected by the first revolute pair 1 with pedestal 100, and the other end of first connecting rod L1 passes through second turn
Dynamic pair 2 is connected with one end of third connecting rod L3, and the other end of third connecting rod L3 passes through the one of the 4th revolute pair 4 and second connecting rod L2
End is connected, and the other end of second connecting rod L2 is connected by third revolute pair 3 with pedestal 100；
One end of the fourth link L4 of lower parallelogram sturcutre passes through one end phase of the 6th revolute pair 6 and the 5th connecting rod L5
Even, the other end of the 5th connecting rod L5 is connected by the 7th revolute pair 7 with moving platform 200, and the other end of fourth link L4 passes through the
Eight revolute pairs 8 are connected with one end of six-bar linkage 6, and the other end of six-bar linkage 6 is connected by the 9th revolute pair 9 with moving platform,
Wherein in the middle part of the third connecting rod L3 of upper parallelogram sturcutre in the middle part of the fourth link L4 of lower parallelogram sturcutre by the
Five revolute pairs 5 are attached；
Second branch is connected by the tenth revolute pair 10 with pedestal 100 by one end of seven-link assembly L7, seven-link assembly L7
The other end 14 be connected with one end of the 8th connecting rod L8 by first movement pair, the other end of the 8th connecting rod L8 is by the 11st turn
Dynamic pair 11 is connected with moving platform 200；
Third branch is connected by the 12nd revolute pair 12 with pedestal 100 by one end of the 9th connecting rod L9, the 9th connecting rod
The other end of L9 is connected by the second prismatic pair 15 with one end of the tenth connecting rod L10, and the other end of the tenth connecting rod L10 passes through the tenth
Three revolute pairs 13 are connected with moving platform 200；
The mechanical gripper 300 is arranged on moving platform 200, it is preferred that the mechanical gripper 300 is jaw type handgrip.
The mechanical gripper 300 grabs the additive of fixed quantity every time, and is put into mixed liquid pool 102.The addition
The dynamic film generating agent that robot is thrown is thrown in agent can have being easy to for flocks function for concrete powder, Albertol etc.
Generate the material of Dynamic Membrane.
The innovative design thrown in machine people first inventive embodiments in the embodiment of the present invention, is designed with small work
Control, flexible dynamic response are with for design gravity, and this design enables to the rigidity for throwing robot high and carries
Ability is big.
The pretreatment tank 101 is divided into multiple chambers by multiple filter plates, and multiple companies are provided on each filter plate
Through-hole, the intercommunicating pore is for changing water velocity or changes water velocity and direction, along drainage flow direction filter plate
Pore size filter successively reduce, close to the pretreatment tank exit filter plate in filter hole diameter be less than 0.2cm, it is described
Pretreatment pool outlet is provided with sewage flow switch, and the sewage flow switch is controlled by the master controller.
The mixed liquid pool 104 is connected to by the 4th control valve with acid receiver 107, and the 5th control valve and storage alkali device 108 are passed through
Connection, the 4th control valve and the 5th control valve are controlled by the master controller.Acid and storage alkali device in the acid receiver
In alkali be used to adjust pH value, those skilled in the art can voluntarily select according to actual needs.
Since the turbidity of sewage and the pH value of sewage deposit the character and formation speed of the Dynamic Membrane in dynamic membrane cisterna
In larger impact mixed liquid pool is set before dynamic membrane cisterna to realize full automatic sewage control processing in the embodiment of the present invention, it is real
Referring now to the full-automatic regulation of turbidity in sewage and pH value.Random site is provided with multiple sensor groups in the mixed liquid pool, often
A sensor group includes PH detector and turbidity detector, and the mixed liquid pool is provided centrally with liquid level sensor, sensor
Group and the liquid level sensor are controlled by the master controller.For being used in each sensor group in the embodiment of the present invention
Specific sensor and each sensor whether same model with no restrictions.With no restrictions the reason of, is the embodiment of the present invention
The algorithm used can be reduced largely due to sensor model number difference, and the error of the unequal introducing of distributing position is for control
The influence of result processed, i.e., the control algolithm that originality of the embodiment of the present invention uses have preferable robustness and adaptivity.
The liquid level sensor is used to measure the liquid level in the mixed liquid pool, reaches when liquid level reaches preset value but not
When cap value, data acquisition instructions are issued to master controller, when liquid level reaches cap value, are referred to master controller publication alarm
It enables, when liquid level reaches back cover value, to master controller publication all clear instruction.The master controller is adopted in response to the data
Collection instruction, driving sensor group carries out data acquisition, and in response to the alarm command, the master controller controls the sewage stream
It opens up pass to close, be instructed in response to all clear, the master controller controls the sewage flow switch and opens.The present invention
The driving part for having used liquid level to acquire in embodiment as sensor group data, so that at entire data acquisition, data
Reason and the process accordingly controlled are related to the actual water level in mixed liquid pool, to promote the precision of control.For acquire with
And the detailed control of process of processing, the controllability of whole system can also be promoted.
Specifically, the preset value can be arranged according to equipartition principle according to actual needs, for example, if binding liquid level
100cm, back cover liquid level 10cm, then the corresponding level value of preset value can be 20cm, 30cm, 40cm, 50cm, 60cm, 70cm,
80。
In response to the data acquisition instructions, each group turbidity detector acquires p group data, and the acquisition of each group PH detection machine is primary
Data are simultaneously aggregated into master controller, after carrying out data processing by the master controller, control sewage stream according to data processed result
Open up the opening and closing of pass.I.e. the opening and closing of sewage flow switch is not only related to actual water level also related with the state of water in mixed liquid pool,
I.e. according to the opening and closing of water level, three PH, turbidity aggregation of variable control sewage flow switches.
The data processing includes that pH value processing and turbidity value handle two parts content.At the pH value processing and turbidity value
There are following effects for reason: the data processed result of acquisition can avoid data acquisition equipment itself and installation position to large extent
The influence for data acquisition is set, shielding error bring influences, so that data processed result is more nearly actual conditions,
Promote the precision of control.
It is as shown in Figure 3 for the data processing method of turbidity value, comprising:
S101. turbidity value data set (x is obtained1,x2,......,xn), n is turbidity detector in the turbidity value data set
Quantity, xiIt is the p dimensional vector that p group data are constituted.
S103. setting turbidity estimates target, is input with turbidity value data set, iteratively minimizes the turbidity and estimate
Target is counted to obtain turbidity estimated matrix V (c, p), wherein the c is positive integer, can be set according to mixed liquid pool shape
It is fixed.
In a feasible embodiment, if the shape of mixed liquid pool is quadrangle, c can be with value for 4.If mixed liquid pool
Shape is hexagon, then c can be with value for 6.
Specifically, the turbidity estimation target isWherein,
dijRefer to the Euclidean distance in turbidity estimated matrix between turbidity estimated value and the turbidity value of the acquisition in turbidity value data set.
S105. last column data in the turbidity estimated matrix V (c, p) is taken, its mean value is taken to obtain turbidity estimated valueAnd with the turbidity estimated valueAs turbidity value processing result.
It is as shown in Figure 4 for the data processing method of pH value, comprising:
S102. pH value data set (y is obtained1,y2,......,yn), n is the number of PH detector in the pH value data set
Amount, yiIt is the PH detected value of PH detector acquisition.
S104. influence matrix is obtained, the influence matrix illustrates influencing each other for testing result between n PH detector
Relationship.
The influence matrix can be obtained according to priori knowledge, and in actual use, continuous according to the pH value of acquisition
Optimization.The position of the influence matrix and PH sensor it is related.
The influence matrix is a n*n matrix, can be expressed as Y=[inij]
S106. weight valuation vector (ω is obtained according to the influence matrix1,ω2......ωn)。
Specifically, according toCalculate the maximum eigenvalue λ of its mouldmaxAnd its feature vector (π1,π2……
πn)；And with (π1/λmax,π2/λmax……πn/λmax) it is used as (ω1,ω2……ωn)。
S108. with weight valuation vector (ω1,ω2……ωn) weight as Weighted Average Algorithm, calculate pH value data
Collect (y1,y2,......,yn) weighted average, and using the weighted average as the data processed result of pH value.
The controller includes: based on the method that the data processed result of turbidity value processing result and pH value is controlled
P1. the turbidity value processing result is not less than default turbidity value lower bound and the data processed result of pH value is being preset
PH threshold interval, then sewage flow switch is in open state, and the 4th control valve and the 5th control valve are in closed state；It is no
Then, sewage flow switch is closed.
If P2. the turbidity value processing result is less than default turbidity low value, controls the additive and throw robot to institute
State the dynamic film generating agent that mixed liquid pool throws a preset dose.
If P3. the data processed result of the pH value is less than the low value of the PH threshold interval, the 5th control valve is opened, if
The data processed result of the pH value is higher than the high level of the PH threshold interval, then opens the 4th control valve.
Specifically, the specific structure of the biological treatment tank and dynamic membrane cisterna can refer to the prior art, and the present invention is implemented
Example does not make particular determination to it.Certainly it in dynamic membrane cisterna link, needs to carry out the biomembrane for having generated and having failed
It removes, this partial content can also refer to the prior art, and the embodiment of the present invention does not make particular determination to it.
The embodiment of the present invention discloses a kind of environmental protection equipment using dynamic embrane method that can be realized automatic mixed liquid emphatically, passes through
Automation control is carried out to mixed liquid process, shield sensor specific location, model and other possible introducing errors are for control
The influence of precision processed guarantees to mix the formation condition that liquid in liquid pool meets Dynamic Membrane by optimization data processing and control algolithm,
So as to carry out sewage treatment based on Dynamic Membrane.The specific structure of the specific structure of dynamic membrane cisterna and biological treatment tank is not
Particular determination is done, can be realized using the prior art, therefore the embodiment of the present invention repeats no more.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of environmental protection equipment using dynamic embrane method, which is characterized in that the equipment includes the pretreatment pool being sequentially communicated, mixes
Liquid pool, dynamic membrane cisterna and sedimentation basin, the mixed liquid pool are nearby provided with additive and throw robot, and the additive throws machine
People is used to launch dynamic film generating agent to mixed liquid pool；The pretreatment tank outlet is provided with sewage flow switch, the sewage stream
It opens up pass and is controlled by master controller.
2. a kind of environmental protection equipment using dynamic embrane method according to claim 1, which is characterized in that in the mixed liquid pool with
Seat in the plane, which installs, is equipped with multiple sensor groups, and each sensor group includes PH detector and turbidity detector, the mixed liquid pool
It is provided centrally with liquid level sensor, sensor group and the liquid level sensor are controlled by the master controller.
3. a kind of environmental protection equipment using dynamic embrane method according to claim 1, it is characterised in that:
The liquid level sensor is used to measure the liquid level in the mixed liquid pool, reaches when liquid level reaches preset value but not and binds
When value, data acquisition instructions are issued to master controller, when liquid level reaches cap value, issue alarm command to master controller, when
When liquid level reaches back cover value, to master controller publication all clear instruction；The master controller refers in response to data acquisition
It enables, driving sensor group carries out data acquisition, and in response to the alarm command, the master controller controls the sewage flow and opens
It closes, is instructed in response to all clear, the master controller controls the sewage flow switch and opens.
4. a kind of environmental protection equipment using dynamic embrane method according to claim 3, it is characterised in that:
In response to the data acquisition instructions, each group turbidity detector acquires p group data, and each group PH detection machine acquires a data
And it is aggregated into master controller, after carrying out data processing by the master controller, opened according to data processed result control sewage flow
The opening and closing of pass.
5. a kind of environmental protection equipment using dynamic embrane method according to claim 4, it is characterised in that:
Data processing method for turbidity value includes:
Obtain turbidity value data set (x1,x2,......,xn), n is the quantity of turbidity detector, x in the turbidity value data seti
It is the p dimensional vector that p group data are constituted；
Set turbidity and estimate target, be input with turbidity value data set, iteratively minimize turbidity estimation target with
Obtain turbidity estimated matrix V (c, p), wherein the c is positive integer, can be set according to mixed liquid pool shape；
Last column data in the turbidity estimated matrix V (c, p) is taken, its mean value is taken to obtain turbidity estimated valueAnd with described
Turbidity estimated valueAs turbidity value processing result.
6. a kind of environmental protection equipment using dynamic embrane method according to claim 5, it is characterised in that:
The turbidity estimates that target isWherein,dij
Refer to the Euclidean distance in turbidity estimated matrix between turbidity estimated value and the turbidity value of the acquisition in turbidity value data set.
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