CN207457717U - Remove the automation pretreatment unit of pollutant and suspended particulate substance in water body - Google Patents
Remove the automation pretreatment unit of pollutant and suspended particulate substance in water body Download PDFInfo
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- CN207457717U CN207457717U CN201720395344.6U CN201720395344U CN207457717U CN 207457717 U CN207457717 U CN 207457717U CN 201720395344 U CN201720395344 U CN 201720395344U CN 207457717 U CN207457717 U CN 207457717U
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Abstract
The utility model provides the automation pretreatment unit of pollutant and suspended particulate substance in a kind of removal water body, and described device includes：The water body of detection unit of intaking detection reaction member upstream, the first parameter C of output1iSend process circuit；Flow control unit will regulate and control into the flow value of the reaction member to flow value Qpump；Unit offer medicine according to the dosage Q receivediOr its changing value Δ QiIt offers medicine to reaction member；Water sample and medicine react in reaction member, remove pollutant in water body；The water body in water outlet detection unit detection reaction member downstream, the second parameter C of output2iSend process circuit；Process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump；And according to flow value QpumpKnow dosage Qi, i is positive integer, corresponding with the quantity of first parameter；And according to the second parameter C2iWith flow value QpumpKnow the changing value Δ Q of dosagei, i is positive integer.The utility model has many advantages, such as that pollutant and particulate matter removal efficiencies are high.
Description
Technical field
The utility model is related to water process, the automation for more particularly to removing pollutant and suspended particulate substance in water body is located in advance
Manage device.
Background technology
With the rapid development of economy, the continuous improvement of the level of urbanization, mankind's activity exacerbates the shadow to natural environment
It rings, all kinds of total amount of pollutant of discharge cause water body environment quality beyond its functional areas well beyond the self-cleaning total amount of water body
Defined standard results in water environment pollution phenomenon.Urban water-body it is black it is smelly be wherein more serious water environment pollution phenomenon it
One.City black and odorous water not only brings very poor sensory experience to the masses and directly affects the protrusion of masses' production and living
Water environmental problems, it is issued by the State Council《Water prevention and cure of pollution action plan》It proposes " to the year two thousand twenty, ground level and more than completed region of the city
Black and odorous water is controlled within 10%；To the year two thousand thirty, completed region of the city black and odorous water is totally eliminated " controlling mesh
Mark.
From 2015, black and odorous water regulation in city, which has become local people's governments at all levels, improved human settlement environment in city work
One of important content of work, however, since the black smelly complex genesis of urban water-body, influence factor are more, regulation task is very arduous.It controls
Manage polluted-water, eliminate black and odorous water phenomenon, the measure mainly taken at present include cut a dirt receive pipe, environment-protective desilting, diversion water distribution,
Ecological management and wisdom river management.Wherein, diversion water distribution can vitalize water system, improve flow velocity, increase water body self-purification ability and
Environmental carrying capacity is effective water pollution prevention at present, eliminates a kind of technological means of black and odorous water.But due to being subject to city
The influence of city periphery diversion source quality, such as：Water body sense organ is poor after suspended particulate matter concentration height causes diversion water distribution, and water quality refers to
It is high to mark poor such as ammonia nitrogen concentration, causes water correction less effective after diversion water distribution.
In order to improve diversion water distribution source quality, the method for automatic feeding pre-treatment medicaments, but traditional medicament have been used
Dosage and pretreating effect control is not very good, and due to the influence for pre-processing facilities design so that pretreatment water
It is restricted.
Utility model content
In order to solve the deficiency in above-mentioned prior art, the utility model provides a kind of simple in structure, removal effect
Rate is high, the automation pretreatment unit of pollutant and suspended particulate substance in the removal water body of easy care.
The purpose of this utility model is achieved through the following technical solutions：
The automation pretreatment unit of pollutant and suspended particulate substance in a kind of removal water body, the automation pretreatment dress
Put including：
Water inlet detection unit, the water body of the water inlet detection unit detection reaction member upstream, the first parameter C of output1i
Process circuit is sent, i is positive integer；
Flow control unit, the flow control unit will be into the flow controls of the reaction member to flow value
Qpump；
Dispensing unit, the dispensing unit is according to the dosage Q receivediOr its changing value Δ QiIt offers medicine to reaction member；
Reaction member, water sample and medicine react in the reaction member, remove pollutant in water body；
Water outlet detection unit, the water body in the water outlet detection unit detection reaction member downstream, the second parameter C of output2i
Process circuit is sent, i is positive integer；
Process circuit, the process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump：T is flooding time, CaveFor long-term raw water quality, C0For
Receiving river information system water quality parameter, C1For river target water quality parameter, QriverFor River Channel Storage capacity, CpIt is dense for Drain contamination for river channel
Degree, QpFor daily Drain contamination for river channel water, n is the river water body replacing construction of setting；And according to the flow value QpumpKnow dispensing
Measure Qi=fi(C1-Cave)·Qpump, i is positive integer, corresponding with the quantity of first parameter；And according to second parameter
C2iWith flow value QpumpKnow the changing value of dosageI is positive integer.
Compared with prior art, the utility model have the advantage that for：
1. utilize water quality on-line monitoring instrument, Doppler profile current meter, laser particle analyzer, concentration of suspension analyzer, super
The measurement data of sonic liquid-level meter adjusts medicament administration amount, the best angle of precipitation unit inner panel, can effectively remove original in real time
The main water pollution index such as suspended particulate substance, ammonia nitrogen in water；
2. removal efficiency is high, equal more than the maximal clearance of 90%, COD and total phosphorus to the maximal clearance of suspended particulate substance
More than 80%, ammonia nitrogen elimination efficiency is maximum up to more than 90%；
3. precipitation unit is compact-sized simply, is easily installed and safeguards, the health and safety of operating personnel is improved；
4. the control of the utility model whole-course automation, overall process information system management, operation stability are high, easy to implement daily
Management.
Description of the drawings
Referring to the drawings, the disclosure of the utility model will be easier to understand.Skilled addressee readily understands that
It is：These attached drawings are used only for illustrating the technical solution of the utility model, and are not intended to the protection to the utility model
Scope is construed as limiting.In figure：
Fig. 1 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
The structure diagram of device；
Fig. 2 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
Feed water flow magnitude Q in devicepumpCounting circuit；
Fig. 3 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
Dosage Q in deviceiWith dosage changing value △ QiCounting circuit；
Fig. 4 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
Dosage Q in deviceiThe counting circuit of index K in calculating process；
Fig. 5 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
Dosage changing value △ Q in deviceiThe counting circuit of index K in calculating process；
Fig. 6 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
The counting circuit of the angle α of plate relative level in device；
Fig. 7 is that the automation of pollutant and suspended particulate substance in the removal water body according to the utility model embodiment pre-processes
The counting circuit of the sinusoidal X of two times of 2 α of angle of plate relative level angle in device.
Specific embodiment
Fig. 1-7 and following description describe the optional embodiments of the utility model how to instruct those skilled in the art
Implement and reproduce the utility model.In order to instruct technical solutions of the utility model, simplified or some conventional aspects be omitted.This
Field technology personnel should be appreciated that modification from these embodiments or replacement will be in the scope of the utility model.This field
Technical staff should be appreciated that following characteristics can combine to form multiple modifications of the utility model in various ways.As a result, originally
Utility model is not limited to following optional embodiments, and is only limited by the claims and their equivalents.
Embodiment 1：
Fig. 1 schematically illustrates the automatic of pollutant and suspended particulate substance in the removal water body of the utility model embodiment
Change the structure diagram of pretreatment unit, as shown in Figure 1, the automation pretreatment unit includes：
Intake detection unit, such as ammonia nitrogen detector, total phosphorus detector, COD detectors, suspended solid detector, it is described into
The water body of water detection unit detection reaction member upstream, the first parameter C of output1iProcess circuit is sent, i is positive integer；Such as, it is described
First parameter C1iIncluding 4 parameters；In the volume for the clean water that the value of each first parameter is adjusted to respectively needed for desired value
The first parameter corresponding to maximum is as the river information system water quality parameter；Or by each first parameter respectively plus weight and
It draws；
Flow control unit, such as the combination of variable frequency pump and Doppler profile current meter, the flow control unit will enter
The flow control of the reaction member is to flow value Qpump；
Dispensing unit, the dispensing unit is according to the dosage Q receivediOr its changing value Δ QiIt offers medicine to reaction member；
Medicine includes the combination of PAC or PAC, PAM and NaClO, wherein, PAC is thrown in the upstream of the reaction member, and PAM throwings are being reacted
In unit, NaClO is thrown in the downstream of reaction member；
Reaction member, such as reaction tank, water sample and medicine react in the reaction member, remove pollutant in water body；
Precipitation unit, the precipitation unit are arranged on the downstream of the reaction member；It is set successively in the precipitation unit
The plate with spacing of arrangement；
First particle size analyzer, such as laser particle analyzer, the water body of the first particle size analyzer detection reaction member upstream, output are hanged
The mass concentration m of floating particles object and the first average grain diameter Dm1Send the process circuit；
Second particle size analyzer, such as laser particle analyzer, second particle size analyzer be arranged on the reaction member and precipitation unit it
Between, the volumetric concentration V of the suspended particulate substance of output, the second average grain diameter Dm2Send the process circuit；
Water outlet detection unit, such as ammonia nitrogen detector, total phosphorus detector, COD detectors, suspended solid detector, it is described go out
The water body in water detection unit detection reaction member downstream, the second parameter C of output2iProcess circuit is sent, i is positive integer；Such as, with institute
State the first parameter correspondingly, the second parameter C2iAlso 4 parameters are included；
Process circuit, the process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump：Fig. 2 is schematic
Ground gives feed water flow magnitude Q in the present embodimentpumpCounting circuit, as shown in Fig. 2,T is flooding time, CaveFor long-term raw water quality, C0For
Receiving river information system water quality parameter, C1For river target water quality parameter, QriverFor River Channel Storage capacity, CpIt is dense for Drain contamination for river channel
Degree, QpFor daily Drain contamination for river channel water, n is the river water body replacing construction of setting；
The process circuit is according to the flow value QpumpKnow dosage Qi=fi(C1-Cave)·Qpump, i is positive integer,
It is corresponding with the quantity of first parameter；
The process circuit is according to the second parameter C2iWith flow value QpumpKnow the changing value of dosageI is positive integer；
Function fi(x) obtained by experience, such as fi(x)=aeb·x, a, b are coefficient；Then dosageThe changing value of dosage
It is well known that the series expansion of exponential function is：
In the present embodiment, process circuit is when calculating the changing value of dosage and dosage, exponential function take first 4 into
Row series expansion.Fig. 3 schematically illustrates the counting circuit of the changing value of the present embodiment dosage and dosage, Fig. 4 signals
Give to property the counting circuit of index K in the present embodiment dosage calculating process, i.e. K1=b (C1-Cave), Fig. 5 is schematic
Ground gives the counting circuit of index K in the changing value calculating process of the present embodiment dosage, i.e. K2=b (C1i-C2i)/C1i。
The process circuit is according to the volumetric concentration V, the second average grain diameter Dm2, mass concentration m and suspended particulate substance
It precipitates elimination efficiency and adjusts the parameter of the precipitation unit, such as the angle of plate relative levelD be the plate spacing, l be the plate length, WDFor
The rate of climb of liquid level in precipitation unit, g are acceleration of gravity, and m is the mass concentration of suspended particulate substance, and V is suspended particulate substance
Volumetric concentration, Dm2For the second average grain diameter of suspended particulate substance, η is the coefficient of dynamic viscosity of water；
It is well known that the series expansion of arcsin function is：
In the present embodiment, process circuit is in the angle α of computing board relative level, arcsin function take first 2 into
Row series expansion.Fig. 6 schematically illustrates the counting circuit of the angle α of the present embodiment plate relative level, and Fig. 7 is schematically
The counting circuit of the sinusoidal X of two times of 2 α of angle of the present embodiment plate relative level angle is given, i.e.,：
Embodiment 2：
According to the automation pretreatment unit of pollutant and suspended particulate substance in the removal water body of the utility model embodiment 1
And the application examples of method.
In the application examples, removing the automation pretreatment unit of pollutant and suspended particulate substance in water body includes：
Water inlet detection unit, it is described including ammonia nitrogen detector, total phosphorus detector, COD detectors, suspended solid detector
The water body of detection unit of intaking detection reaction member upstream, the first parameter C of output1iProcess circuit is sent, i is positive integer；It is described
First parameter C1iIncluding 4 parameters；In the volume for the clean water that the value of each first parameter is adjusted to respectively needed for desired value
The first parameter corresponding to maximum is as the river information system water quality parameter, it is seen then that the river information system water quality parameter is COD
Or total phosphorus or ammonia nitrogen；
Flow control unit, including variable frequency pump and Doppler profile current meter, the flow control unit will enter described
The flow control of reaction member is to flow value Qpump；
Dispensing unit, the dispensing unit is according to the dosage Q receivediAnd its changing value Δ QiIt offers medicine to reaction member；
Medicine includes the combination of PAC or PAC, PAM and NaClO, wherein, PAC is thrown in the upstream of the reaction member, and PAM throwings are being reacted
In unit, NaClO is thrown in the downstream of reaction member；
Reaction member, such as reaction tank, water sample and medicine react in the reaction member, remove pollutant in water body；
Precipitation unit, the precipitation unit are arranged on the downstream of the reaction member；It is set successively in the precipitation unit
The plate with spacing of arrangement；
First particle size analyzer, such as laser particle analyzer, the water body of the first particle size analyzer detection reaction member upstream, output are hanged
The mass concentration m of floating particles object and the first average grain diameter Dm1Send the process circuit；
Second particle size analyzer, such as laser particle analyzer, second particle size analyzer be arranged on the reaction member and precipitation unit it
Between, the volumetric concentration V of the suspended particulate substance of output, the second average grain diameter Dm2Send the process circuit；
Water outlet detection unit, it is described including ammonia nitrogen detector, total phosphorus detector, COD detectors, suspended solid detector
The water body in water outlet detection unit detection reaction member downstream, the second parameter C of output2iProcess circuit is sent, i is positive integer；With institute
State the first parameter correspondingly, the second parameter C2iAlso 4 parameters are included；
Process circuit, the process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump：T is flooding time, CaveFor long-term raw water quality, C0For
Receiving river information system water quality parameter, C1For river target water quality parameter, QriverFor River Channel Storage capacity, CpIt is dense for Drain contamination for river channel
Degree, QpFor daily Drain contamination for river channel water, n is the river water body replacing construction of setting；
The process circuit is according to the flow value QpumpKnow dosage Qi=fi(C1-Cave)·Qpump, i is positive integer,
It is corresponding with the quantity of first parameter；
The process circuit is according to the second parameter C2iWith flow value QpumpKnow the changing value of dosageI is positive integer；Function fi(x) obtained by experience, such as fi(x)=aeb·x, a, b are to be
Number；
The process circuit is according to the volumetric concentration V, the second average grain diameter Dm2, mass concentration m and suspended particulate substance
It precipitates elimination efficiency and adjusts the parameter of the precipitation unit, such as the angle of plate relative levelD be the plate spacing, l be the plate length, WDFor
The rate of climb of liquid level in precipitation unit, g are acceleration of gravity, and m is the mass concentration of suspended particulate substance, and V is suspended particulate substance
Volumetric concentration, Dm2For the second average grain diameter of suspended particulate substance, η is the coefficient of dynamic viscosity of water；
The automation preprocess method of pollutant and suspended particulate substance namely above-mentioned in a kind of removal water body of the application example
The course of work of device, it is described removal water body in the automation preprocess method of pollutant and suspended particulate substance include following step
Suddenly：
(A1) water body of detection unit of intaking detection reaction member upstream, the first parameter C of output1iProcess circuit is sent, i is
Positive integer；C11For ammonia nitrogen value, C12For total phosphorus value, C13For COD value, C14For suspended sediment concentration value；
According to the first parameter C1iDetermine receiving river information system water quality parameter, such as：The value of each first parameter is adjusted respectively
The first parameter corresponding to maximum in the whole volume to the clean water needed for desired value is joined as the river information system water quality
Number；Or it is drawn respectively plus weight by each first parameter；
(A2) process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump：T is flooding time, CaveFor long-term raw water quality, C0For
Receiving river information system water quality parameter, C1For river target water quality parameter, QriverFor River Channel Storage capacity, CpIt is dense for Drain contamination for river channel
Degree, QpFor daily Drain contamination for river channel water, n is the river water body replacing construction of setting；
Process circuit show that precipitation is single according to the parameter that the parameter of precipitation unit, the first particle size analyzer and the second particle size analyzer export
The angle α of plate relative level in member：
It is single that the precipitation unit is arranged on the reaction
The downstream of member, inside set the plate with spacing that is arranged in order, and d is the spacing of the plate, and l is the length of the plate, WDFor
The rate of climb of liquid level in precipitation unit, g are acceleration of gravity, m be reaction member upstream water body in suspended particulate substance matter
Measure concentration；The volumetric concentration of suspended particulate substances of the V between reaction member and precipitation unit, Dm2For reaction member and precipitation unit
Between suspended particulate substance the second average grain diameter Dm2, η is the coefficient of dynamic viscosity of water；
Process circuit is according to the first parameter C1iSelect operating mode：
Water quality good model：As ammonia nitrogen, total phosphorus and the COD in the first parameter reach《Water environment quality standard》
IV class and its more than standard as defined in (GB 3838-2002), while suspended sediment concentration is more than 30mg/m3When, it is corresponding
It is water quality good model；Process circuit draws dosage QPAC=fPAC(C1-Cave)·Qpump, it is only single to reaction to start dispensing unit
The upstream of member adds PAC；
Water quality general modfel：As ammonia nitrogen, total phosphorus and the COD in the first parameter reach《Water environment quality standard》(GB
V class standard or ammonia nitrogen, total phosphorus and COD are no more than the 30% of V class standard as defined in 3838-2002), while suspended solid is dense
Degree is more than 30mg/m3When, corresponding is water quality general modfel：Process circuit draws dosage Q respectivelyPAC=fPAC(C1-
Cave)·Qpump、QPAM=fPAM(C1-Cave)·Qpump、 QNaClO=fNaClO(C1-Cave)·Qpump, start dispensing unit to reaction
The upstream of unit adds PAC, and PAM is added into reaction member, and NaClO is added to the downstream of reaction member；
Contingency mode：The conditions such as scope, degree according to required displacement river water body burst pollution, definite pretreated water
Amount, the operational mode of effluent quality.According to the suddenly accident of the surface water bodies such as river or lake, variable frequency pump is transferred to maximum
Flow, process circuit draw dosage Q respectively according to the maximum stream flowPAC=fPAC(C1-Cave)·Qpump、QPAM=fPAM(C1-
Cave)·Qpump、QNaClO=fNaClO(C1-Cave)·Qpump, start dispensing unit and add PAC to the upstream of reaction member, to anti-
It answers and PAM is added in unit, NaClO is added to the downstream of reaction member；
(A3) flow control unit will be into the flow control of reaction member to the flow value Qpump；
Unit offer medicine according to the dosage Q receivediIt offers medicine to reaction member；
The angle of plate relative level in the precipitation unit is adjusted to angle α, such as
(A4) water sample and medicine react in the reaction member, remove pollutant in water body；
(A5) water body in water outlet detection unit detection reaction member downstream, the second parameter C of output2iProcess circuit is sent, i is
Positive integer；C21For ammonia nitrogen value, C22For total phosphorus value, C23For COD value, C24For suspended sediment concentration value；
(A6) process circuit is according to the second parameter C2iWith flow value QpumpKnow the changing value of dosage, specifically
For：
Process circuit calculates the changing value of dosage according to default elimination efficiency value and grain size difference Rule of judgment：
f(Dm1) for critical grain size difference, empirical equations obtained by largely running measured data simulation for evidence：C, d is coefficient；
(1) as (Dm2-Dm1)≥f(Dm1), When all meeting, and no more than expected 5%, show system normal operation, adjusted without dosage；
(2) other situations, calculate according in the following manner：
ΔQPAM=fPAM(Dm2-Dm1)·Qpump；
(A7) offer medicine changing value Δ Q of the unit according to the dosage receivediAdjustment dispensing.
Claims (7)
1. a kind of automation pretreatment unit of pollutant and suspended particulate substance in removal water body, it is characterised in that：It is described automatic
Changing pretreatment includes：
Water inlet detection unit, the water body of the water inlet detection unit detection reaction member upstream, the first parameter C of output1iSend place
Circuit is managed, i is positive integer；
Flow control unit, the flow control unit will be into the flow controls of the reaction member to flow value Qpump；
Dispensing unit, the dispensing unit is according to the dosage Q receivediOr its changing value Δ QiIt offers medicine to reaction member；
Reaction member, water sample and medicine react in the reaction member, remove pollutant in water body；
Water outlet detection unit, the water body in the water outlet detection unit detection reaction member downstream, the second parameter C of output2iSend place
Circuit is managed, i is positive integer；
Process circuit, the process circuit is according to the first parameter C1iKnow feed water flow magnitude Qpump：T is flooding time, CaveFor long-term raw water quality, C0For
Receiving river information system water quality parameter, C1For river target water quality parameter, QriverFor River Channel Storage capacity, CpIt is dense for Drain contamination for river channel
Degree, QpFor daily Drain contamination for river channel water, n is the river water body replacing construction of setting；And according to the flow value QpumpKnow dispensing
Measure Qi=fi(C1-Cave)·Qpump, i is positive integer, corresponding with the quantity of first parameter；And according to second parameter
C2iWith flow value QpumpKnow the changing value of dosageI is positive integer.
2. automation pretreatment unit according to claim 1, it is characterised in that：The pretreatment unit that automates is into one
Step includes：
Precipitation unit, the precipitation unit are arranged on the downstream of the reaction member；
Second particle size analyzer, second particle size analyzer are arranged between the reaction member and precipitation unit, the suspended particulate of output
The volumetric concentration V of object, the second average grain diameter Dm2Send the process circuit；
First particle size analyzer, the water body of the first particle size analyzer detection reaction member upstream, the quality of the suspended particulate substance of output are dense
Spend m and the first average grain diameter Dm1Send the process circuit；
The process circuit is according to the volumetric concentration V, the second average grain diameter Dm2, mass concentration m and suspended particulate substance precipitation
Elimination efficiency and the parameter for adjusting the precipitation unit.
3. automation pretreatment unit according to claim 2, it is characterised in that：It sets in the precipitation unit and arranges successively
The plate with spacing of row, the parameter of the precipitation unit are the angle of the plate relative levelD is the spacing of the plate, and l is the plate
Length, WDFor the rate of climb of liquid level in precipitation unit, g is acceleration of gravity, and m is the mass concentration of suspended particulate substance, and V is outstanding
The volumetric concentration of floating particles object, Dm2For the second average grain diameter of suspended particulate substance, η is the coefficient of dynamic viscosity of water.
4. automation pretreatment unit according to claim 1, it is characterised in that：The value of each first parameter is adjusted respectively
To the first parameter corresponding to the maximum in the volume of the clean water needed for desired value as the river information system water quality parameter.
5. automation pretreatment unit according to claim 1, it is characterised in that：First parameter is ammonia nitrogen or total phosphorus
Or COD or suspended particulate substance.
6. automation pretreatment unit according to claim 1, it is characterised in that：Medicine includes PAC, PAM and NaClO,
In, PAC is thrown in the upstream of the reaction member, and PAM is thrown in reaction member, and NaClO is thrown in the downstream of reaction member.
7. automation pretreatment unit according to claim 1, it is characterised in that：fi(x)=aeb·x, a, b are to be
Number.
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| CN107037730A (en) * | 2017-04-14 | 2017-08-11 | 聚光科技(杭州)股份有限公司 | Remove the automation pretreatment unit and method of pollutant and suspended particulate substance in water body |
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