WO2012108592A1 - Déshydrateur électro-osmotique de type électrophorétique pour l'introduction et le traitement faciles de la boue - Google Patents

Déshydrateur électro-osmotique de type électrophorétique pour l'introduction et le traitement faciles de la boue Download PDF

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Publication number
WO2012108592A1
WO2012108592A1 PCT/KR2011/005179 KR2011005179W WO2012108592A1 WO 2012108592 A1 WO2012108592 A1 WO 2012108592A1 KR 2011005179 W KR2011005179 W KR 2011005179W WO 2012108592 A1 WO2012108592 A1 WO 2012108592A1
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WO
WIPO (PCT)
Prior art keywords
sludge
drum
shaft
caterpillar
dehydrator
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.)
Ceased
Application number
PCT/KR2011/005179
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English (en)
Korean (ko)
Inventor
이상준
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FINE Inc
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FINE Inc
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Filing date
Publication date
Application filed by FINE Inc filed Critical FINE Inc
Publication of WO2012108592A1 publication Critical patent/WO2012108592A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/15—Treatment of sludge; Devices therefor by de-watering, drying or thickening by treatment with electric, magnetic or electromagnetic fields; by treatment with ultrasonic waves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/06—Filters making use of electricity or magnetism
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4698—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electro-osmosis
    • 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
    • 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
    • Y02W10/20—Sludge processing

Definitions

  • the present invention relates to an electrophoretic electro-osmotic dehydrator, and more particularly to an electrophoretic electro-osmotic dehydrator capable of smooth injection and treatment of sludge.
  • an electroosmotic dehydrator is a device in which a DC power is applied to form an electric field for electrophoretically removing water combined with sludge, and dewatering the sludge by the voltage difference.
  • electrophoretic electropenetrating dehydrators are 'electric penetrating dehydrator (application number: 10-2004-7759)', 'phase controlled electric dehydrator (application number: 10-2005-9928)', 'electric penetrating dehydrator (application number: 10- 2007-46494), 'Phase Controlled Electrophoretic Electrophoresis Dehydrator Using Three-Phase Alternating Power (Application No .: 10-2008-44901)', and the drum of the electrophoretic electrophoretic electrophoresis dehydrator improved by the applicant of the present invention.
  • the structure is largely provided with a drum, a drum and a predetermined space portion to which an anode (+) or a cathode (-) is applied, and a cathode in its entirety.
  • Caterpillar or drum with (-) or positive (+) applied It is composed of a caterpillar between the wound filter fabric belts for transport and dewatering of the sludge.
  • a constant pure DC voltage is applied between the drum and the caterpillar to form an electric field, and water around the liquid sludge particles charged in the electric field is charged by the sludge particles by electrophoresis and capillary action. Moisture is separated and removed by moving to the opposite electrode side.
  • the sludge particles have a negative surface charge, when an electric field is formed in the sludge, the sludge particles move to the (+) pole, and the moisture in the sludge particle layer moves to the (-) pole to promote dehydration.
  • Such a conventional electro-osmotic dehydrator has a problem that when the sludge is injected, the input portion is narrow so that the sludge is not injected well and overflows around the input portion. For this reason, there is a problem that the equipment is contaminated and the sludge throughput is remarkably insufficient.
  • sludge is not added well is the high water content of the injected sludge. That is, the appropriate water content is 83% or less, the sludge injected is generally 85 ⁇ 1%. Another reason is that the sludge is too fine to enter the feed section.
  • FIGS. 1 and 2 are photographs showing a problem phenomenon of the conventional electric penetration dehydrator.
  • the present invention has been proposed to solve the above problems, and an object thereof is to provide an electrophoretic electropenetrating dehydrator capable of maintaining a constant space between a drum and a caterpillar and allowing sludge to be smoothly injected and processed.
  • Another object of the present invention is to provide an electrophoretic electropenetrating dehydrator capable of smoothly adding and treating sludge, which can be easily introduced by lowering the water content of the sludge.
  • Still another object of the present invention is to provide an electrophoretic electropenetrating dehydrator capable of smoothly injecting and treating sludge, which is free of sludge, which is not contaminated with equipment, and the throughput of sludge can be improved.
  • Electrophoretic electro-osmotic dehydrator capable of smoothly adding and treating sludge according to the present invention for achieving the above object is applied to one side of a cylindrical DC power source of a cylindrical shape rotating along an axis, and preliminarily dewatering the injected sludge.
  • the first shaft is provided for the operation of the caterpillar, the first shaft provided on the first drum which is a sludge input portion, the second shaft provided between the first and second drum, the second sludge discharge portion is dewatering performed
  • a plurality of shaft parts including a third shaft provided at the side of the two drums; And a first bevel gear installed at the end of the first shaft and the second shaft to maintain a predetermined distance between the first drum and the caterpillar, and a second bevel gear installed at the end of the second shaft and the third shaft. It includes a gear unit.
  • the sludge is smoothly introduced.
  • the throughput of the sludge can be improved, and problems such as sludge overflow can be solved. Therefore, there is an effect that can be processed cleanly without contamination of the equipment during operation.
  • the water content of the sludge is lowered to an appropriate level, for example 83%, there is an effect that the dewatering operation of the fine sludge is also easy.
  • 1 and 2 are photographs showing a problem phenomenon of the conventional electric penetration dehydrator.
  • FIG 3 is a view showing the front surface of the electrophoretic electro-osmotic dehydrator capable of smoothly adding and treating sludge according to the present invention.
  • FIG. 4 is a view illustrating the stopper of FIG. 3.
  • FIG. 5 is a view showing the rear surface of the electrophoretic electro-osmotic dehydrator capable of smoothly adding and treating sludge according to the present invention.
  • FIG. 6 is a view showing the shaft portion and the bevel gear portion of FIG.
  • FIG. 3 is a view showing the front of the electrophoretic electro-osmotic dehydrator capable of smoothly entering and treating the sludge according to the present invention
  • Figure 4 is a view showing the stopper of FIG. 5 is a view showing the rear surface of the electrophoretic electro-osmotic dehydrator capable of smoothly adding and treating sludge according to the present invention
  • FIG. 6 is a view showing the shaft portion and the bevel gear portion of FIG. 5.
  • the electrophoretic electrophoretic dehydrator 100 capable of smoothly introducing and treating sludge according to the present invention may include a first drum 10, a stopper 15, a second drum 20, and a caterpillar. 30, the shaft portion 40, and the bevel gear portion 50.
  • the first drum 10 has a cylindrical shape that rotates along an axis, and a DC power source of one polarity is applied to an inner circumferential surface thereof.
  • the first drum 10 performs preliminary dewatering of the introduced sludge. That is, by performing the preliminary dehydration through the first drum 10, and the main dehydration through the second drum 20 to be described later, the water content of the sludge can be lowered. For example, the water content of the sludge from 85% to 1% may be lowered to 83%. For this reason, the problem of using an expensive polymer in order to lower the water content of sludge can be solved.
  • the caterpillar 30 travels in a non-cyclic orbit at a predetermined interval from the first drum 10 and the second drum 20.
  • the caterpillar 30 is applied with a DC power source of opposite polarity to the first and second drums 10 and 20. Sludge is introduced between the first drum 10 and the caterpillar 30, the electrophoretic electro-osmotic dehydrator 100 according to the present embodiment can be easily introduced by maintaining a constant gap therebetween.
  • a stopper 15 and a bevel gear unit 50 are provided to maintain a predetermined interval between the first drum 10 and the caterpillar 30.
  • the stopper 15 is installed in the first drum 10. As shown in FIG. 4, the stopper 15 maintains a predetermined gap between the first drum 10 and the caterpillar 30. The sludge can be easily introduced at a constant interval through the stopper 15.
  • the second drum 20 has a cylindrical shape that rotates along an axis, and a DC power source of one polarity is applied to the inner circumferential surface.
  • the second drum 20 is installed at regular intervals with the caterpillar 30.
  • the distance between the second drum 20 and the caterpillar 30 is significantly smaller than the above-described distance between the first drum 10 and the caterpillar 30, the second drum 20 and the caterpillar 30
  • the interval between them is made as small as possible to perform the dewatering of sludge.
  • the second drum 20 performs main dehydration on sludge in which preliminary dehydration is performed through the first drum 10. As a result, the water content of the sludge may be lowered.
  • the shaft portion 40 is provided for driving the caterpillar 30.
  • the shaft portion 40 is composed of a total of five shafts.
  • the first shaft 41 is provided on the first drum 10, which is the sludge injection portion
  • the second shaft 42 is provided between the first and second drums 10, 20, and the third shaft 43 ) Is provided on the side of the second drum 20 which is the sludge discharge portion where dehydration is performed.
  • the fourth and fifth shafts are provided below the first and second drums 10 and 20, respectively. Due to the rotational movement of the shaft portion 40, the acyclic track running of the caterpillar 30 can be performed.
  • the bevel gear portion 50 is composed of a first bevel gear 51 and a second bevel gear 52, as shown in Figs.
  • the first bevel gear 51 is provided at the ends of the first shaft 41 and the second shaft 42 to maintain a predetermined distance between the first drum 10 and the caterpillar 30. Through the rotation of the first bevel gear 51 and the stopper 15 described above, a predetermined distance between the first drum 10 and the caterpillar 30 may be maintained.
  • the second bevel gear 52 is provided at the ends of the second shaft 42 and the third shaft 43.
  • the second bevel gear 52 maintains a constant distance between the second drum 20 and the caterpillar 30.
  • the electrophoretic electro-osmotic dehydrator capable of smoothly adding and treating sludge according to the present embodiment is not limited to the above-described form, and may be variously modified within a range not departing from the technical spirit of the present invention. This will be readily apparent to those skilled in the art.

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  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

La présente invention concerne un déshydrateur électro-osmotique de type électrophorétique pour l'introduction et le traitement faciles de la boue. Dans le déshydrateur électro-osmotique de type électrophorétique, un tambour de déshydratation préliminaire est aussi présent, un buttoir est placé dans un premier tambour afin de maintenir une distance prédéterminée entre le premier tambour et une chenille qui sont placés sur la partie par laquelle la boue est introduite, et une roue conique est située à l'extrémité d'un arbre pour maintenir la distance. Selon la présente invention, la boue peut être introduite régulièrement afin d'améliorer le volume traité et d'éviter le débordement de la boue. De ce fait, la boue peut être traitée proprement sans provoquer la contamination de l'appareil et la boue fine peut être déshydratée facilement.
PCT/KR2011/005179 2011-02-11 2011-07-14 Déshydrateur électro-osmotique de type électrophorétique pour l'introduction et le traitement faciles de la boue Ceased WO2012108592A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110012182A KR101045151B1 (ko) 2011-02-11 2011-02-11 슬러지의 원활한 투입 및 처리가 가능한 전기영동식 전기 침투 탈수기
KR10-2011-0012182 2011-02-11

Publications (1)

Publication Number Publication Date
WO2012108592A1 true WO2012108592A1 (fr) 2012-08-16

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PCT/KR2011/005179 Ceased WO2012108592A1 (fr) 2011-02-11 2011-07-14 Déshydrateur électro-osmotique de type électrophorétique pour l'introduction et le traitement faciles de la boue

Country Status (2)

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KR (1) KR101045151B1 (fr)
WO (1) WO2012108592A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5660603A (en) * 1979-10-22 1981-05-25 Kurita Water Ind Ltd Sludge dehydrator
US5279718A (en) * 1991-06-26 1994-01-18 Shinko Pantec Co., Ltd. Method of electroosmotically dehydrating sludge
JPH07112199A (ja) * 1993-10-18 1995-05-02 Ee Double Eng:Kk 脱水装置
KR20070081993A (ko) * 2006-02-14 2007-08-20 카와타 엠에프지 주식회사 전기 침투식 탈수 장치
US20100236933A1 (en) * 2007-05-14 2010-09-23 Yeong Chae Lee Electroosmotic dehydrator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5660603A (en) * 1979-10-22 1981-05-25 Kurita Water Ind Ltd Sludge dehydrator
US5279718A (en) * 1991-06-26 1994-01-18 Shinko Pantec Co., Ltd. Method of electroosmotically dehydrating sludge
JPH07112199A (ja) * 1993-10-18 1995-05-02 Ee Double Eng:Kk 脱水装置
KR20070081993A (ko) * 2006-02-14 2007-08-20 카와타 엠에프지 주식회사 전기 침투식 탈수 장치
US20100236933A1 (en) * 2007-05-14 2010-09-23 Yeong Chae Lee Electroosmotic dehydrator

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