CN102653421A - MBR tank assembly and water processing device comprising the same - Google Patents
MBR tank assembly and water processing device comprising the same Download PDFInfo
- Publication number
- CN102653421A CN102653421A CN2011101939600A CN201110193960A CN102653421A CN 102653421 A CN102653421 A CN 102653421A CN 2011101939600 A CN2011101939600 A CN 2011101939600A CN 201110193960 A CN201110193960 A CN 201110193960A CN 102653421 A CN102653421 A CN 102653421A
- Authority
- CN
- China
- Prior art keywords
- membrane bioreactor
- water
- housing
- membrane
- suction pump
- 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.)
- Pending
Links
Images
Classifications
-
- 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
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention provides an MBR (Meane Biological Reactor) tank assembly and a water processing device comprising the same. The water processing device executes independent control and reduces dirt. The water processing device comprises a plurality of MBRs and control parts disposed in an aeration tank. Each MBR is provided with at least one of an air blower configured to be used for supplying clean air to the MBR, a suction pump configured to sucking processed water from the MBR, and a backwashing pump configured to apply pressure and supply water to clean the MBR. The control parts independently control drive of the air blower, the sucking pump, or the backwashing pump according to the surface state of a separation membrane of the MBR.
Description
Technical field
The present invention relates to a kind of water treating equipment, more particularly, relate to membrane bioreactor (membrane bio-reactor, MBR) canister assembly that a kind of execution is independently controlled and reduced the water treating equipment of dirt and be applied to these water treating equipment.
Background technology
The organic pollutant and the waste water that comprise nitrogen and phosphorus can exhaust the oxygen that is dissolved in the water, and therefore, the ecosystem can be destroyed under water.In addition, the eutrophication of water can prevent the utilization of water resources.Therefore, organic nutrient substance that contains in the waste water and organic pollutant can be removed to prevent water pollution before flowing into the river.
The bioremediation that has superiority economically can be used to remove organic pollutant in sewage work or waste water treatment plant usually.For example, utilize method of microorganism (such as active sludge treatment (activated sludge process) and sewerage advanced treatment process (advanced sewage treatment process)) to be normally used for removing organic pollutant.
In active sludge treatment, when waste water was introduced in the aeration tank (aeration tank), mikrobe absorbed and decomposes the organic pollutant nitrated to carry out (nitrification) that in waste water, contains and handle, and growth.The mikrobe of growth can be condensed in last setting tank (settling tank) and precipitated.In last setting tank, got back in the aeration tank with the form transfer of active sludge by sedimentary a part of mikrobe, mikrobe is dropped as waste sludge another part.As a result, a certain amount of mikrobe can suitably be remained in the aeration tank, thereby organic pollutant, nitrogen, phosphorus etc. are removed from waste water.
In active sludge treatment, membrane bioreactor keeps the mikrobe of high density, with the processing efficiency of raising organic materials, nitrogen and phosphorus, and prevents sludge bulking (sludge bulking) and settling efficiency reduction in the slurry tank (sedimentation basin).
A plurality of this membrane bioreactors can be set in aeration tank.Perhaps, comprise that the single membrane bioreactor jar of a plurality of membrane bioreactors can be connected to the rear end of aeration tank.The immersion type of membrane bioreactor (immersion-type) separatory membrane is configured through the accurate filtering membrane (filtering membrane) that comprises the pore (pore) that has from 0.01 μ m to 0.2 mu m range size, and organic materials and suspended solids are processed through the immersion type separatory membrane.
Though organic materials and suspended solids utilize membrane bioreactor to be processed, mud is produced and is attached on the surface of separatory membrane, to form dirt, for example cake layer (cake layer).Therefore, aeration unit is emerged bubble removing mud effectively from separatory membrane, thereby handles the waste water that contains organic materials effectively.
In addition, alternatively, because aeration unit is restricted from the surface removal mud of separatory membrane, so utilize reagent (agent) or purify waste water periodically to carry out and instead clean pore that (reverse cleaning) technology prevents separatory membrane by sludge blockage.
Typical water treating equipment comprise: suction pump is used for emission purification water; Gas blower is used for air is supplied to aeration unit; Anti-scavenging pump is used to carry out anti-cleaning.Suction pump and anti-scavenging pump are connected to membrane bioreactor through public pipe and take-off pipe, and gas blower is connected to membrane bioreactor through air-supply duct and take-off pipe.
Like this; Because gas blower, suction pump and anti-scavenging pump are connected to membrane bioreactor jointly; So can be difficult to control independently gas blower, suction pump and anti-scavenging pump according to the state of each membrane bioreactor; Therefore, can be difficult to control gas blower, suction pump and anti-scavenging pump best according to the condition of surface of the separatory membrane of each membrane bioreactor.
In addition; Owing to can be difficult to control gas blower, suction pump and anti-scavenging pump best according to the condition of surface of the separatory membrane of each membrane bioreactor; So can be difficult to the clean air of enough pressure is fed to each membrane bioreactor best, best suction force is provided purifying waste water and to anti-cleaning discharge force is provided, thereby increase the amount of dirt.
Summary of the invention
The object of the present invention is to provide a kind of condition of surface of the separatory membrane according to membrane bioreactor to carry out the independently water treating equipment of control best.
Another object of the present invention is to provide a kind of water treating equipment of removing dirt from membrane bioreactor effectively.
According to an aspect of the present invention, a kind of water treating equipment comprise: a plurality of membrane bioreactors are arranged in aeration tank; Function unit; Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one, said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
According to a further aspect in the invention, a kind of water treating equipment comprise: a plurality of housings, and separated from one another, be arranged in aeration tank; A plurality of membrane bioreactors are contained in respectively in said a plurality of housing; A plurality of treating water transfer pumps are configured to water is fed to said a plurality of housing from aeration tank; Function unit; Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one, said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
According to a further aspect in the invention, a kind of water treating equipment comprise: a plurality of housings, and separated from one another, be positioned at the rear portion of aeration tank; A plurality of membrane bioreactor jars, each membrane bioreactor jar comprise the membrane bioreactor that is arranged in each housing and handles from the water of aeration tank supply; Function unit; Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one, said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
According to a further aspect in the invention, a kind of membrane bioreactor canister assembly comprises: a plurality of housings, and separated from one another, be positioned at the rear portion of aeration tank; A plurality of membrane bioreactor jars, each membrane bioreactor jar comprise the membrane bioreactor that is arranged in each housing and handles from the water of aeration tank supply; Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one, the driving of said gas blower, suction pump or anti-scavenging pump is independently controlled according to the condition of surface of the separatory membrane of membrane bioreactor.
Description of drawings
Through the detailed description of the preferred embodiments of the present invention being carried out below in conjunction with accompanying drawing, above-mentioned purpose of the present invention and others will become apparent, wherein:
Fig. 1 is the explanatory view that illustrates according to the water treating equipment of the first embodiment of the present invention;
Fig. 2 is the explanatory view that water treating equipment according to a second embodiment of the present invention are shown;
Fig. 3 is the explanatory view that the water treating equipment of a third embodiment in accordance with the invention are shown;
Fig. 4 is the explanatory view that the MBR jar that uses in the water treating equipment of Fig. 3 is shown;
Fig. 5 is the explanatory view that the fixedly vibrator (stationary vibrator) according to the embodiment of the invention is shown.
Embodiment
Below, will describe embodiments of the invention in detail with reference to accompanying drawing.
< first embodiment >
Fig. 1 is the explanatory view that illustrates according to the water treating equipment of the first embodiment of the present invention.
With reference to Fig. 1, a plurality of membrane bioreactors (below, be called MBR) 300,302,304 and 306 are installed in the aeration tank 100.
Though MBR 300,302,304 and 306 quantity are four in Fig. 1, the invention is not restricted to this.
MBR 300,302,304 and 306 is fixed to the bottom of aeration tank 100, comprises aeration unit 320,322,324 and 326 and be fixed to the separatory membrane unit 310,312,314 and 316 on the framework (not shown) that is installed in aeration unit 320,322,324 and 326 respectively.Because this this area that is configured in is known, so will omit the description to it.
Therefore, suction take-off pipe 220,222,224 and 226 parts are used as the pipeline that is used for separatory membrane unit 310,312,314 and 316 is carried out anti-cleaning.
Though gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 be connected to MBR 300,302,304 and 306, this structure can carry out various modifications according to installation cost.Though suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 be connected respectively to MBR 300,302,304 and 306, the single gas blower that substitutes expensive gas blower 510,512,514 and 516 can be connected to MBR 300,302,304 and 306 by common land.
Gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 can be adjacent with aeration tank 100.For example, gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 can be installed on the concrete structure of the upper limb that is arranged on aeration tank 100.
Gas blower 510,512,514 and 516 is connected to the aeration unit 320,322,324 and 326 of MBR 300,302,304 and 306 through clean air supply pipe 210,212,214 and 216.MBR300,302,304 and 306 separatory membrane unit 310,312,314 and 316 are parallel to suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 through suction take-off pipe 220,222,224 and 226.
Gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 and anti-scavenging pump 520,522,524 and 526 through 10 controls of wire 11,12,13 Be Controlled parts.Function unit 10 can be the microprocessor of the program of the storage operation that is used to limit the assembly that constitutes water treating equipment.
With reference to Fig. 1, preferably, pressure warning unit 220a, 222a, 224a and 226a are installed in respectively on the suction take-off pipe 220,222,224 and 226.When a large amount of sludgd depositions is on the surface of the separatory membrane of separatory membrane unit 310,312,314 and 316; Big pressure is applied to suction pump 530,532,534 and 536; The water of crossing with 310,312,314 and 316 suction process from the separatory membrane unit, thus separatory membrane can be by big pressure damage.Therefore, pressure warning unit 220a, 222a, 224a and 226a are installed on the suction take-off pipe 220,222,224 and 226, are applied to the pressure of suction pump 530,532,534 and 536 with measurement.When the pressure of measuring was equal to, or greater than reference value (for example, about 400 millibars), suction pump 530,532,534 and 536 can be out of service.
In addition, preferably, leak sensor 530a, 532a, 534a and 536a can be mounted respectively the front end of suction pump 530,532,534 and 536 or rear end (in Fig. 1, being installed in the rear end of suction pump).Whether the treated water that leak sensor 530a, 532a, 534a and 536a sensing are incorporated into suction pump perhaps comprises mud from the treated water of suction pump 530,532,534 and 536 dischargings.Like this, if treated water comprises mud, consider then whether the separatory membrane of separatory membrane unit 310,312,314 and 316 is damaged, and suction pump 530,532,534 and 536 is out of service.
As shown in Figure 1, the force value of measuring at pressure warning unit 220a, 222a, 224a and 226a is transferred to function unit 10 through wire 14, and the sensing signal of leak sensor 530a, 532a, 534a and 536a is transferred to function unit 10 through wire 15.Therefore, function unit 10 is controlled the driving of suction pumps 530,532,534 and 536 and the driving of anti-scavenging pump 520,522,524 and 526.
In water treating equipment according to first embodiment; Because gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 or anti-scavenging pump 520,522,524 and 526 be independently controlled with corresponding to MBR 300,302,304 and 306, so gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 or anti-scavenging pump 520,522,524 and 526 can be according to the state of the separatory membrane of MBR 300,302,304 and 306 by control best.
In addition; Owing to installed independently so that clean air is fed to MBR 300,302,304 and 306 with competent pressure, so the mud that is attached to the separatory membrane of MBR 300,302,304 and 306 and forms cake layer can be removed effectively corresponding to the gas blower 510,512,514 and 516 of MBR 300,302,304 and 306.
In addition; Owing to installed independently utilizing competent suction, so mud is prevented from being deposited in the pore of separatory membrane of MBR 300,302,304 and 306 from MBR 300,302,304 and 306 pump up water corresponding to the suction pump 530,532,534 and 536 of MBR 300,302,304 and 306.
Especially, anti-scavenging pump 520,522,524 and 526 is installed with corresponding MBR 300,302,304 and 306 independently, thereby utilizes enough power to come emission purification water, and therefore, mud is removed from the pore of MBR 300,302,304 and 306 effectively.
Like this, because gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 or anti-scavenging pump 520,522,524 and 526 installed independently with corresponding to MBR 300,302,304 and 306, so dirt can be reduced significantly.
< second embodiment >
Fig. 2 is the explanatory view that water treating equipment according to a second embodiment of the present invention are shown.
Compare with first embodiment, hermetic type (sealing-type) housing 102,104,106 and 108 with upper opening is arranged in the aeration tank 100, and MBR 300,302,304 and 306 is contained in respectively in hermetic type housing 102,104,106 and 108.
Hermetic type housing 102,104,106 and 108 and aeration tank opened in 100 minutes; The surface of the water in hermetic type housing 102,104,106 and 108 is higher than the surface of water in the aeration tank 100, makes that water can be naturally through spillway 130,132,134 and 136 circulations.
Spillway 130,132,134 and 136 and drain outlet 240,242 and 246 be arranged in the sidewall of hermetic type housing 102,104,106 and 108, with corresponding to the surface of the water in hermetic type housing 102,104,106 and 108 and the bottom of hermetic type housing 102,104,106 and 108.
Take-off pipe is connected to drain outlet 240,242 and 246 and wet-pit 550,552,554 and 556.Water shoot 250 common lands are connected to the rear end of wet-pit 550,552,554 and 556.Particularly, each wet-pit in the wet-pit 550,552,554 and 556 comprises introducing hole that is connected to the respective row water out and the discharge orifice that is connected to water shoot 250.
Treating water transfer pump 560,562,564 and 566 is fed to water hermetic type housing 102,104,106 and 108 from aeration tank 100, makes overflow turn back to hermetic type housing 102,104,106 and 108 through aforesaid spillway 130,132,134 and 136 then.
Except the advantage of first embodiment; According to second embodiment; Because cleaning ball or carrier (carrier) can be placed in hermetic type housing 102,104,106 and 108; So dirt can be removed more effectively, cleaning ball or carrier 50 are used for chemically cleaning and handle (mechanical cleaning process, MCP) and the physically surface of contact separation film unit 310,312,314 and 316 separatory membrane.
Said housing 102,104,106 and 108 can utilize reagent to be cleaned effectively.That is, utilize anti-scavenging pump 520,522,524 and 526 that reagent is injected in the purpose housing, the purpose housing is cleaned, and then, used reagent and water conservancy are discharged with wet-pit 550,552,554 and 556.
In addition, can through treating water transfer pump 560,562,564 and 566 and spillway 130,132,134 and 136 promote the circulation of the water in the said housings 102,104,106 and 108.
< the 3rd embodiment >
Fig. 3 is the explanatory view that the water treating equipment of a third embodiment in accordance with the invention are shown, and Fig. 4 is the explanatory view that the MBR jar that uses in the water treating equipment of Fig. 3 is shown.
The MBR jar is included in the rear portion of aeration tank 100 housing 200,202,204 separated from one another and 206 and be contained in the MBR 300,302,304 and 306 in said housing 200,202,204 and 206 respectively.
Said housing 200,202,204 and 206 forms with jar are configured to store the water from aeration tank 100 supplies, and have the hermetic type structure except upper opening.
Said housing 200,202,204 and 206 is separated from one another; And be provided with gas blower 510,512,514 and 516, suction pump 530,532,534 and 536 or anti-scavenging pump 520,522,524 and 526, and identical among their combination and first embodiment.
With reference to Fig. 4, gas blower 510, suction pump 530 and anti-scavenging pump 520 can be through supporting the top that chock (skid) 340 is installed in housing 200, and this will describe after a while.
With reference to Fig. 3, the water-supply pipe 110 that extends from aeration tank 100 is divided into the take-off pipe corresponding with said housing 200,202,204 and 206.
With reference to Fig. 4, MBR 300 is arranged in the housing 200.Aeration unit 320 is installed on the supporting base 330 that contacts with the bottom of housing 200, and the separatory membrane unit 310 that is fixed to the framework (not shown) is installed on the aeration unit 320.
The pipeline 311 that is used for supplying clean air is connected to the sidepiece of the aeration unit 320 of housing 200.Be used for discharge water but not the pipeline 322 of mud is connected to the sidepiece of separatory membrane unit 310.Pipeline 322 also is used to carry out the anti-cleaning to separatory membrane unit 310.
The pipeline 311 that is connected to aeration unit 320 is connected to clean air supply pipe 210, and clean air supply pipe 210 is corresponding with clean air supply pipe 212,214 and 216 among Fig. 3.The pipeline 322 that is connected to separatory membrane unit 310 is connected to suction take-off pipe 220, and this suction take-off pipe 220 is corresponding with suction take-off pipe 222,224 and 226.
The spillway 130 corresponding with the spillway of Fig. 3 132,134 and 136 is connected to the downside of housing 200 at the upside of housing 200, and water shoot 140 is connected to housing 200 at the downside of housing 200.Riser 130 is connected to water shoot 140.
According to current embodiment, the opened upper end of housing 200, and be provided with support chock 340 and support chock 342, support chock 340 and extend predetermined distance from the both sides of housing 200 with support chock 342.Flexibility and flexible door for example bellows-type door (bellows-type door) 350 are arranged on support chock 340 and support between the chock 342, to prevent the leakage of sharp aroma.
With reference to Fig. 3, venting hole is arranged in housing 200,202,204 and 206 on the sidewall or the top of each housing 200,202,204 and 206, with corresponding to the space on the surface of water.Housing 200,202,204 and 206 venting hole are connected to vapor pipe 360.Vent fan 362 is arranged on the end of vapor pipe 360.
Under this structure, the sharp aroma that is collected in housing 200,202,204 and 206 by bellows-type door 350 is deflated fan 362 sucking-offs.
According to current embodiment, inclined-plane 302 forms predetermined angular along the edge of the bottom of housing 200.
Inclined-plane 302 prevents to be used for the movable cleaning ball of MCP or the edge that carrier 50 accumulates in the bottom, and therefore, cleaning ball or carrier 50 can be removed dirt more effectively.
Say that at length cleaning ball or carrier 50 are introduced in the separatory membrane unit 310 with the bubble that moves upward from aeration unit 320, mainly flow to outside the MBR 300 then and move downward.Only if housing 200 comprises inclined-plane 302, otherwise the part of cleaning ball or carrier 50 is not recycled to outside the edge of bottom, only around the edge of bottom, forms whirlpool or keeps static.Like this, the efficient of cleaning ball or carrier 50 is lowered.
Therefore, cleaning ball or the carrier 50 that will be trapped in like this in the said edge are directed under the aeration unit 320 along the surface of the inclination on inclined-plane 302, shown in the arrow of Fig. 4.
Inclined-plane 302 can perhaps form with housing 200 through independent tilted plate is formed to housing 200 via solder attachment.
Substitute to use cleaning ball or carrier 50, can use fixedly vibrator from the surface removal dirt of the separatory membrane of separatory membrane unit 310.
With reference to Fig. 4, have fixedly vibrator 312 level or extension vertically between the separatory membrane of separatory membrane unit 310 of anchor portion.In Fig. 4, the vibrator of spring-like as fixing vibrator 312, still the invention is not restricted to this by for example.Therefore, as shown in Figure 5, the vibrator 318 that can use the vibrator 314 that comprises a plurality of balls connected to one another, vibrator 316 or have S shape band with waveform band.
Fixedly vibrator 312,314,316 or 318 is removed dirt owing to the bubble from aeration unit 320 dischargings vibrates with the surface from separatory membrane effectively.
With reference to Fig. 4; The mesh screen 410 that comprises the hole with constant dimensions is set in the housing 200; And adjacent with riser 130, be discharged with mud through riser 130 to prevent cleaning ball or carrier 50, thereby cleaning ball or carrier 50 can be gone out dirt effectively.
When cleaning ball or carrier 50 are attached to 410 last times of mesh screen, the discharging of dirt can be lowered.In order to address this problem, bubbler 400 can be installed in the lower end of mesh screen 410, and bubbler 400 discharging bubbles are to remove cleaning ball or carrier 50 from mesh screen 410.
For example, can be from the bubble of bubbler 400 dischargings by gas blower 510 supplies, as shown in Figure 3, gas blower 510 is corresponding to gas blower 512,514 and 516.
According to current embodiment, suspended solids transmitter 20 can be arranged in each housing 200,202,204 and 206, with the amount of the suspended solids of measuring the lip-deep dirt influence separatory membrane.
Under this structure, when the amount of the suspended solids of being measured by suspended solids transmitter 20 during greater than reference value, corresponding MBR jar close preventing forms excessive dirt therein.
The organic materials concentration sensor can be installed in the aeration tank 100.Therefore, the concentration that influences the organic materials of dirt is measured by the organic materials concentration sensor.The concentration (for example, biochemical oxygen demand (BOD), chemical oxygen demand (COD) or total organic carbon amount (TOC)) of the organic materials from the water of aeration tank 100 supplies can be measured by the organic materials concentration sensor.Here, if the concentration of organic materials is equal to, or greater than reference value, then the water supply from aeration tank 100 to MBR jars is cut off.If the concentration of organic materials is less than reference value, then water is supplied in housing 200,202,204 and 206.
Therefore, the water with great variety of organic is prevented from being incorporated into MBR 300, thereby has prolonged the work-ing life of said film and reduced dirt.
Housing 200 can comprise constant temperature unit.Because dirt and temperature are inversely proportional to, thus the internal temperature of housing 200 can be maintained at from about 25 ℃ to about 30 ℃ scope with the reduction dirt.
For this reason, constant temperature unit comprises well heater, is used to measure TP and the unit that is used for control heater based on the temperature of measuring of the internal temperature of housing 200.
The various structures of the 3rd embodiment can be applied to the water treating equipment of Fig. 2 and the water treating equipment of Fig. 3.
Though described the present invention in detail, should be appreciated that, under the situation that does not break away from the scope of the present invention that is defined by the claims and spirit, can carry out various variations, replacement and change to it.
Claims (18)
1. water treating equipment comprise:
A plurality of membrane bioreactors are arranged in aeration tank;
Function unit,
Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one
Said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
2. water treating equipment comprise:
A plurality of housings, separated from one another, be arranged in aeration tank;
A plurality of membrane bioreactors are contained in respectively in said a plurality of housing;
A plurality of treating water transfer pumps are configured to water is fed to said a plurality of housing from aeration tank;
Function unit,
Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one
Said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
3. water treating equipment comprise:
A plurality of housings, separated from one another, be positioned at the rear portion of aeration tank;
A plurality of membrane bioreactor jars, each membrane bioreactor jar comprise the membrane bioreactor that is arranged in each housing and handles from the water of aeration tank supply;
Function unit,
Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one
Said function unit is controlled the driving of said gas blower, suction pump or anti-scavenging pump independently according to the condition of surface of the separatory membrane of membrane bioreactor.
4. like each described water treating equipment in the claim 1 to 3; Wherein, Front end or rear end in suction pump are equipped with leak sensor, and whether the treated water that the leak sensor sensing is incorporated into suction pump perhaps comprises mud from the treated water of suction pump discharging
When treated water comprised mud, function unit made suction pump out of service.
5. like each described water treating equipment in the claim 1 to 3, wherein, at the front end of suction pump pressure warning unit is set and is applied to the pressure of suction pump with measurement,
When the pressure of measuring was equal to, or greater than reference value, function unit made suction pump out of service.
6. water treating equipment as claimed in claim 2, wherein, the water level of said housing is higher than the water level of aeration tank, in the sidewall of housing, is provided with spillway, and the position of spillway is higher than the water level of said housing.
7. water treating equipment as claimed in claim 2 wherein, are provided with drain outlet in the sidewall of each said housing,
Each wet-pit in said a plurality of wet-pit comprises introducing hole that is connected to drain outlet and the discharge orifice that is connected to shared water shoot.
8. membrane bioreactor canister assembly comprises:
A plurality of housings, separated from one another, be positioned at the rear portion of aeration tank;
A plurality of membrane bioreactor jars, each membrane bioreactor jar comprise the membrane bioreactor that is arranged in each housing and handles from the water of aeration tank supply;
Wherein, On each membrane bioreactor, be equipped be configured for clean air be fed to the suction pump of the gas blower of membrane bioreactor, the water that is configured to cross from the membrane bioreactor suction process and be configured to exert pressure and supplied water with the anti-scavenging pump of cleaning film bio-reactor at least one
The driving of said gas blower, suction pump or anti-scavenging pump is independently controlled according to the condition of surface of the separatory membrane of membrane bioreactor.
9. membrane bioreactor canister assembly as claimed in claim 8, wherein, said housing comprises the inclined-plane that has predetermined angular along the edge of the bottom of housing.
10. membrane bioreactor canister assembly as claimed in claim 8 wherein, is provided with spillway in the sidewall of said housing, and the position of said spillway is higher than the water level of said housing,
The adjacent mesh screen that comprises hole that is provided with said spillway with constant dimensions.
11. membrane bioreactor canister assembly as claimed in claim 10 wherein, is equipped with the bubbler that is used to discharge bubble in the lower end of said mesh screen.
12. membrane bioreactor canister assembly as claimed in claim 8 wherein, is provided with the suspended solids transmitter in said housing, to measure the amount of the suspended solids that influences the dirt on the said separatory membrane.
13. membrane bioreactor canister assembly as claimed in claim 8 wherein, is equipped with the organic materials concentration sensor of the concentration that is used to measure the organic materials that influences dirt on said aeration tank,
Only when organic concentration of material was equal to or less than reference value, the water of aeration tank was introduced in the said housing.
14. membrane bioreactor canister assembly as claimed in claim 8 wherein, is provided with the support chock on the top of said housing,
Said gas blower, suction pump or anti-scavenging pump are set on the said support chock,
Said housing has opening on the top except supporting chock of said housing,
In the opening of said housing, be provided with elastic corrugated tubular type door.
15. membrane bioreactor canister assembly as claimed in claim 8, wherein, said housing is included in the corresponding venting hole in space in its sidewall and surface water,
The venting hole of said housing is connected to vapor pipe jointly,
End at said vapor pipe is provided with vent fan.
16. membrane bioreactor canister assembly as claimed in claim 8; Wherein, Fixedly vibrator level or extension vertically between the unitary separatory membrane of the separatory membrane of membrane bioreactor with anchor portion; And the clean air through from the gas blower supply vibrates, with the surface removal dirt from separatory membrane.
17. membrane bioreactor canister assembly as claimed in claim 16; Wherein, said fixedly vibrator comprises a kind of in the following vibrator: the spring-like vibrator, comprise a plurality of balls connected to one another vibrator, have the vibrator of waveform band and have the vibrator of S shape band.
18. membrane bioreactor canister assembly as claimed in claim 8, wherein, said housing comprises constant temperature unit, is used to keep the internal temperature of said housing constant,
Wherein, said constant temperature unit comprises:
Well heater;
TP is used to measure the internal temperature of said housing;
Unit is based on the said internal temperature control heater by temperature sensor measurement.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2011-0019686 | 2011-03-04 | ||
| KR1020110019686A KR101068205B1 (en) | 2011-03-04 | 2011-03-04 | Mbr tank assembly for decreasing fouling |
| KR10-2011-0046976 | 2011-05-18 | ||
| KR1020110046976 | 2011-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102653421A true CN102653421A (en) | 2012-09-05 |
Family
ID=46729172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101939600A Pending CN102653421A (en) | 2011-03-04 | 2011-07-05 | MBR tank assembly and water processing device comprising the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102653421A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7335465B1 (en) | 2023-03-31 | 2023-08-29 | 株式会社イワキ | Electron donor supply and recovery device, electron donor supply method, and electron donor recovery method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003290766A (en) * | 2002-03-29 | 2003-10-14 | Hitachi Plant Eng & Constr Co Ltd | Method and apparatus for treating waste water by membrane separation |
| JP2009195831A (en) * | 2008-02-21 | 2009-09-03 | Central Res Inst Of Electric Power Ind | Method and system for treating drain water |
| CN101851022A (en) * | 2010-02-10 | 2010-10-06 | 诺卫环境安全工程技术(广州)有限公司 | Short-distance nitration membrane biological reactor process and processing device thereof |
-
2011
- 2011-07-05 CN CN2011101939600A patent/CN102653421A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003290766A (en) * | 2002-03-29 | 2003-10-14 | Hitachi Plant Eng & Constr Co Ltd | Method and apparatus for treating waste water by membrane separation |
| JP2009195831A (en) * | 2008-02-21 | 2009-09-03 | Central Res Inst Of Electric Power Ind | Method and system for treating drain water |
| CN101851022A (en) * | 2010-02-10 | 2010-10-06 | 诺卫环境安全工程技术(广州)有限公司 | Short-distance nitration membrane biological reactor process and processing device thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7335465B1 (en) | 2023-03-31 | 2023-08-29 | 株式会社イワキ | Electron donor supply and recovery device, electron donor supply method, and electron donor recovery method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1231420C (en) | Batch sewage treatment device using biofiltering method and its sewage treatment method | |
| US10167219B2 (en) | Ecological biowater purification system | |
| KR101068205B1 (en) | Mbr tank assembly for decreasing fouling | |
| KR101579310B1 (en) | External-submersed membrane separating film device | |
| CN104556567A (en) | Reclaimed water treating device and method for treating reclaimed water by using same | |
| KR101167599B1 (en) | The biological nutrient removal efficiency of nitrogen and phosphorous apparatus filled porous media | |
| US20170253511A1 (en) | System and method for household waste water treatment | |
| CN103058466A (en) | Water treatment device in FBMBR (fluidized bed membrane bioreactor) | |
| CN102653421A (en) | MBR tank assembly and water processing device comprising the same | |
| JP3263267B2 (en) | Septic tank | |
| JP2005144290A (en) | Method for controlling mlss | |
| CN212127901U (en) | Sequencing batch type composite nitrogen and phosphorus removal sewage treatment device | |
| KR100414688B1 (en) | Foul drain processing unit and method using settling chamber and biofilm filteration aquarium | |
| JP2004154668A (en) | Resource recovery type sewage purification method and apparatus using the same | |
| KR100616551B1 (en) | Water purification apparatus | |
| CN201722260U (en) | Ecological integrated aerobic-undercurrent type wet land combined sewage treatment system | |
| RU2597082C1 (en) | Plant for biological treatment of waste water | |
| KR200220403Y1 (en) | Domestic wastewater treatment device using the recycling semi-wetland method | |
| KR101344044B1 (en) | Apparatus for water treatment | |
| KR200353645Y1 (en) | Teh z-aeration device for the sewage disposal | |
| KR20000072403A (en) | The treatment system of discharging water in the treatment equipment of sewage and serious contaminated rivers water utilizing the contact oxidation method | |
| CN103922535A (en) | Apparatus for processing reclaimed water in MBMBR | |
| CN218860525U (en) | Landfill leachate treatment device | |
| JP4526980B2 (en) | Sewage treatment system | |
| KR200414235Y1 (en) | Water purification apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120905 |