WO2018030620A1 - Appareil mobile d'élimination des algues à l'aide de microbulles - Google Patents

Appareil mobile d'élimination des algues à l'aide de microbulles Download PDF

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Publication number
WO2018030620A1
WO2018030620A1 PCT/KR2017/005788 KR2017005788W WO2018030620A1 WO 2018030620 A1 WO2018030620 A1 WO 2018030620A1 KR 2017005788 W KR2017005788 W KR 2017005788W WO 2018030620 A1 WO2018030620 A1 WO 2018030620A1
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WO
WIPO (PCT)
Prior art keywords
unit
sludge
water
hull
algae removal
Prior art date
Application number
PCT/KR2017/005788
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English (en)
Korean (ko)
Inventor
김종국
Original Assignee
주식회사 에네트
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Application filed by 주식회사 에네트 filed Critical 주식회사 에네트
Publication of WO2018030620A1 publication Critical patent/WO2018030620A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
    • B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/22—Arrangement of ship-based loading or unloading equipment for cargo or passengers of conveyers, e.g. of endless-belt or screw-type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/32—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
    • B63B43/06—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability using ballast tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/38—Rudders
    • 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
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2207/00—Buoyancy or ballast means
    • B63B2207/02—Variable ballast or buoyancy

Definitions

  • the present invention relates to a mobile algae removal apparatus using ultra-fine bubbles, more specifically, ultra-bubble that can quickly and efficiently remove algae generated in eutrophiced lakes or rivers while moving along a contaminated large body of water It relates to a mobile algae removal device using.
  • FIG. 1 a compressor 31 for supplying compressed air to a pressure tank, water supplied by the pressure pump, and the compressor 31 are described.
  • the pressurized tank 32 which mixes and melt
  • the compressor 31 in the prior art has to use a large-capacity pump having a high compression capacity to increase the solubility of the air, there was a problem that a lot of volume and weight.
  • the pressurized tank 32 in which the compressed air and water are stored is required to have a large capacity so that the air can be dissolved in the water well, and thus, the volume and weight of the pressurized tank 32 existed.
  • the volume and weight of the algae removal vessel are also increased, resulting in a lack of mobility and work efficiency.
  • An object of the present invention is to devise a solution to the above problems, to reduce the size of the device for floating separation is light weight and small volume to efficiently remove algae and improve water quality in a stream or a large area with a flow
  • the present invention provides a mobile algae removal device using ultra-fine bubbles.
  • the hull running along the appeal;
  • a coagulant input unit provided at the front end of the hull and injecting a coagulant into the lake to form a dissolved material of the lake water into particulate sludge;
  • a microbubble generating unit disposed at a rear end of the flocculant injecting unit and generating microbubbles to float the particulate sludge to the top of the appeal;
  • a scraper unit for collecting and collecting particulate sludge floating by bubbles generated in the microbubble generating unit;
  • a sludge hopper portion for storing particulate sludge collected by the scraper unit;
  • a pair of floating portions disposed on both sides of the hull along the longitudinal direction of the hull to float the hull to the surface;
  • a control unit controlling the flocculant input unit, the microbubble generating unit, and the scraper unit, wherein the microbubble generating unit includes a water supply unit including a circulation pump and a circulation
  • the chamber unit is a body formed with a space therein; An inlet connected to one side of the lower end of the main body to allow a mixed solution of air and water to be introduced into the main body; An induction member connected to the inlet and providing a movement path of the mixed liquid introduced into the inlet; An impingement plate installed adjacent to the end of the induction member to collide with the mixture solution passing through the mixture solution inducing member to form microbubbles; It may be characterized in that it is connected to the upper one side of the main body is provided with a discharge port for discharging water containing the micro-bubbles formed by the impingement plate.
  • the sludge hopper portion is squarely arranged along the inner edge of the pair of floating portion is formed in the sludge hopper portion is formed a flow path through which the lake water is passed, the front and rear surfaces of the sludge storage tank Lower than the water level, the side surface may be disposed higher than the water level so that the sludge floating through the flow path inside the sludge hopper portion can be collected by the scraper unit to the sludge hopper portion.
  • the scraper unit comprises a motor; A drive shaft connected to the motor; A driven shaft spaced apart from and parallel to the drive shaft along a direction in which the hull travels; A chain coupled to the drive shaft and the driven shaft in a closed loop shape to rotate; A plurality of moving pieces coupled to the chain and moving along the chain; A scraper coupled to the moving piece to move the sludge to a wide surface while moving together with the moving piece to collect the sludge into the sludge hopper part; A plurality of elevating rails installed vertically on the inner surface of the pair of floating portions to adjust the height of the scraper unit; A bracket having a roller coupled to the plurality of lifting rails to move the driving shaft along the lifting rail on one side, and the driving shaft coupled to the other side; And a fixing member for fixing the bracket to the lifting rail.
  • the mobile algae removal device may be characterized by adjusting the water level of the hull by filling the air or water inside the pair of floating parts.
  • the power generation unit is provided on one side of the hull to generate power for driving the hull; And a direction key provided at a rear end of the hull to adjust a driving direction of the hull.
  • the pair of floating portions may be characterized in that the photocatalyst is coated on the surface.
  • Mobile algae removal device is not a conventional air compressor drive system, but by using a super low-power micro-bubble generating unit to provide the ultra-fine bubbles required for flotation treatment, the conventional need for a large-capacity pressurized tank and compressor Compared with the algae removal vessel, the size is smaller and the weight is reduced, thereby improving mobility.
  • the present invention in the generation of micro-bubbles, by using a high-speed collision method of water and air can make ultra-fine bubbles with an average diameter of 100 ⁇ m or less at low pressure, thereby increasing the contact efficiency and flotation of contaminants Effective treatment of contaminants in a short time, and the concentration of the suspended floating fine bubbles to a high concentration can reduce the amount of sludge generated.
  • 1 is a schematic diagram of a conventional algae removal vessel.
  • Figure 2 is a plan schematic view of a mobile algae removal apparatus according to an embodiment of the present invention.
  • Figure 3 is a schematic cross-sectional view of a mobile algae removal apparatus according to an embodiment of the present invention.
  • FIG. 4 is a schematic diagram of a microbubble generating unit according to an embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a chamber unit according to another embodiment of the present invention.
  • FIG. 6 is an image of a scraper unit according to an embodiment of the present invention.
  • Figure 7 is a plan schematic view of a mobile algae removal apparatus according to another embodiment of the present invention.
  • circulation pump 132 circulation piping
  • bubble spray unit 140 main body
  • driven shaft 214 chain
  • bracket 220 fixing member
  • sludge hopper portion 250 a pair of floating portion
  • dewatering unit 290 sludge storage tank
  • a lake is a generic term for water ingots in the inland waji, which is categorically classified as lakes, swamps, wetlands, and wetlands, but here rivers, agricultural reservoirs, hydrophilic lake parks, and ponds in golf courses. It may include such as.
  • the present invention is a hull traveling along the appeal;
  • a coagulant input unit provided at the front end of the hull and injecting a coagulant into the lake to form a dissolved material of the lake water into particulate sludge;
  • a microbubble generating unit disposed at a rear end of the flocculant injecting unit and generating microbubbles to float the particulate sludge to the top of the appeal;
  • a scraper unit for collecting and collecting particulate sludge floating by bubbles generated in the microbubble generating unit;
  • a sludge hopper portion for storing particulate sludge collected by the scraper unit;
  • a pair of floating portions disposed on both sides of the hull along the longitudinal direction of the hull to float the hull to the surface;
  • a control unit controlling the flocculant input unit, the microbubble generating unit, and the scraper unit, wherein the microbubble generating unit includes a water supply unit including a circulation pump and
  • FIG 2 is a plan schematic diagram of a mobile algae removal apparatus according to an embodiment of the present invention
  • Figure 3 is a cross-sectional schematic diagram of a mobile algae removal apparatus according to an embodiment of the present invention
  • Figure 4 is an embodiment of the present invention
  • 5 is a schematic view of a microbubble generating unit
  • FIG. 5 is a schematic view of a chamber unit according to another embodiment of the present invention
  • FIG. 6 is an image of a scraper unit according to an embodiment of the present invention
  • FIG. 7 is another embodiment of the present invention.
  • Mobile algae removal device hull 110, flocculant input unit 120, microbubble generating unit 130, scraper unit 210, sludge hopper 230, a pair of floating It is composed of a mobile bird removal unit including a unit 250, a power generating unit 260 and the control unit 270.
  • the hull 110 is a body of the ship for removing the algae while actively dealing with algae in the appeal, it is preferably a streamlined structure in the movement of the hull, if the flow of water flows from left to right, the hull is The sludge S is collected in the sludge hopper 230 which will be described later while traveling from right to left.
  • the flocculant injection unit 120 and the micro-bubble generating unit 130 is disposed in front of the hull 110, the direction key 300, etc. may be disposed in the rear end.
  • the flocculant inlet 120 is provided at the front end of the hull and injects the flocculant into the appeal.
  • the flocculant is a material having the ability to neutralize the charge of the colloid to agglomerate suspended solids or algae, and the crosslinking ability to bind the colloid particles to each other, the former should be an ion having an opposite charge to the aggregated colloid, the latter is a polymer material It should be possible. Therefore, it is preferable to use what has these two conditions as a flocculant.
  • flocculants include metal salts or synthetic polymers, natural polymers such as aluminum salts, iron salts, chitosan, polyacrylamide, etc., which are easily hydrolyzed to form hydroxide polymers having a positive charge.
  • poly aluminum chloride (PAC: Poly Aluminum Chloride), aluminum sulfate (Aluminum Sulfate: Al 2 (SO 4 ) 3 8H 2 O), ferrous sulfate (FeSO 4 H 2 O), sulfate Ferric Sulfate (Fe 2 (SO 4 ) 3 ), Ferric Chloride (FeCl 3 ), Calcium Hydroxide (Ca (OH) 2 ), Calcium Oxide (CaO), Aluminum Acid At least one organic-inorganic flocculant selected from sodium aluminate (Na 2 Al 2 O 2 ), chitosan, and polyacrylamide may be used.
  • the flocculant is preferably supplied so as to maintain a concentration of 0.5 to 25 ppm depending on the concentration of the suspended matter or algae in the appeal. If the concentration is less than 0.5 ppm, the flocculant may be coagulated by the presence of a large amount of negatively charged algae or suspended matter. It is impossible to access the technical idea of the present invention because no agglomeration phenomenon occurs. If the concentration exceeds 25 ppm, the inorganic coagulant of iron or aluminum has a strong acid, so that the acidity of the lake water after treatment becomes acidic. There is a disadvantage that must be neutralized to protect the water ecosystem.
  • the excessively supplied components of aluminum or iron may be eluted after treatment, thereby increasing the possibility of deterioration of water quality by heavy metals of aluminum or iron. Therefore, in order to purify the algae generated in the appeal, it is preferable to supply the flocculant of the above concentration.
  • an acrylamide-based polymer flocculant may be used as a flocculant so that a larger floc may be formed by forming a huge network, or a flocculent aid may be further used.
  • an inorganic coagulant or an organic coagulant may be used, and in the case of an organic coagulant, agar, starch, gelatin, or the like may be included, and the inorganic coagulant may be one of clay and activated silica. The above can be used.
  • the coagulant inlet 120 includes a chemical tank 121, a coagulant inlet line 122 and a coagulant transfer pump 123.
  • the chemical tank 121 is a coagulant is accommodated therein, a stirrer (not shown) is installed, each of the coagulant may be provided with a plurality of chemical tanks separately, the coagulant contained in the chemical tank coagulant input line 122 into the appeal ) Is supplied through, and the input ratio of the coagulant may be adjusted by the coagulant transfer pump 123 to reflect the appropriate operating instructions according to the change of the algae concentration and the state of the appeal.
  • the control of the coagulant transfer pump is composed of a fixed-quantity diaphragm pump which is driven and controlled through the control unit 270 to be described later.
  • the microbubble generating unit 130 disposed at the rear end of the flocculant inlet part is microbubbles. To raise the flocculated particulate sludge to the top of the appeal.
  • the microbubble generating unit 130 is disposed at the rear end of the coagulant injecting unit 120 to help the particulate sludge (S) flowing into the microbubble generating unit region, that is, the flocculated suspended matter, rises along with the microbubbles to the top of the appeal. .
  • the microbubble generating unit 130 includes a water supply unit 133 having a circulation pump 131 and a circulation pipe 132 for supplying water; An injector unit 134 formed on the discharge side of the water supply unit 133 to suck external air into the water in the circulation pipe 131; An air supply unit 136 connected to the injector unit 134 and provided with an intake valve 135 to allow external air to be sucked by a pressure difference; A chamber unit connected to one side of the injector unit 134 to receive air-containing water discharged from the injector unit and collide the supplied air-containing water with a collision plate 137 installed therein or an inner wall to form microbubbles ( 138); It includes a bubble spray unit 139 for spraying the micro-bubbles formed from the chamber unit 138 into the appeal.
  • the water supply unit 133 of the microbubble generating unit includes a circulation pump 131 and a circulation pipe 132 to supply water (indicated by a solid arrow) to the injector unit 134.
  • the water supplied for forming the micro-bubbles may be water (hosu water) in the appeal or water stored in the tank, etc., if the use of the lake water is provided with a known filtration member (not shown) in the circulation pipe solid water filtered Water can be supplied.
  • the injector unit 134 is formed on the discharge side of the circulation pump 131 and is configured to suck outside air (shown with a dotted arrow) into the circulation pipe, and includes a low power air suction pump to inject air into the circulation pipe.
  • the natural suction method is preferably used, and the outside air can be sucked by dropping the pressure inside the circulation pipe through the injector unit.
  • the injector unit 134 is formed to gradually increase the inner diameter, is connected to the air supply unit 136 having an intake valve 135 so that the outside air can be sucked by the pressure difference in a predetermined section, the water
  • the circulation pump 131 of the supply unit is stopped or started, the outside air is naturally sucked into the circulation pipe 132 through the intake valve 135 of the air supply unit.
  • the chamber unit 138 collides a mixture of air and water sucked through the injector unit 134 at an inner wall (W) or the collision plate 137 at high speed, thereby pulverizing air particles to generate microbubbles. While forming a micro bubble through turbulence.
  • Chamber unit 138 includes a main body 140 having a space therein; An inlet 141 connected to the lower end of the main body 140 to allow a mixed solution of air and water to be introduced into the main body; An induction member 142 connected to the inlet to provide a movement path of the mixed liquid introduced into the inlet; An impingement plate 137 installed adjacent to the end of the induction member to collide with the mixture solution passing through the mixture solution inducing member to form microbubbles; It is connected to the upper side of the main body includes a discharge port 143 for discharging the liquid containing the micro-bubbles formed by the impingement plate.
  • the body 140 of the chamber unit is not particularly limited in shape, but may be formed in a cylindrical shape extending in the longitudinal direction and having a space formed therein, and the inlet 141 is connected to one side of the lower end of the body to inject the unit.
  • 134 is connected to the circulation pipe 132 is supplied with a mixture of air and water introduced from the circulation pipe.
  • the induction member 142 of the chamber unit provides a moving path of the mixed liquid through the inlet.
  • the mixed solution guide member is provided inside the main body so as to extend along the main body length direction of the microbubble generating unit 130, specifically the microbubble generating unit 130.
  • the mixed solution guide member may be in the form of a venturi tube to move along the inside of the mixed solution guide member to increase the flow rate of the mixed solution.
  • the impingement plate 137 of the chamber unit is installed to be adjacent to the mixed solution guide member 142 so that the mixed solution discharged from the end of the mixed solution guide member collides to form a fine bubble.
  • the impingement plate may have a shape having an area larger than the end diameter of the mixed solution inducing member.
  • the impingement plate may be formed in a convexly protruding form or concavely curved form in order to easily contact the air and water.
  • the mixed solution colliding with the impingement plate is finely bubbled due to the collision, and the air contained in the mixed solution is dissolved into water. Then, the water in which the fine bubbles are dispersed is appealed through an outlet 143 connected to the upper side of the main body. Are dispersed into.
  • the scraper unit 210 is configured to collect while moving the particulate sludge floating by the bubbles generated in the micro-bubble generating unit, it can adjust the height according to the level of appeal.
  • the scraper unit 210 includes a motor 211; A drive shaft 212 connected to the motor; A driven shaft 213 spaced apart from and parallel to the driving shaft along a direction in which the hull travels; A chain 214 coupled to the drive shaft and the driven shaft in a closed loop shape and rotating; A plurality of moving pieces 215 coupled to the chain and moving along the chain; A scraper 216 coupled to the movable piece to move the sludge to a large surface area while being moved together with the movable piece to collect the sludge into the sludge hopper portion; A plurality of lifting rails 217 vertically installed on the inner surface of the pair of floating portions to adjust the height of the scraper unit; A bracket 219 coupled to the plurality of lifting rails to move the driving shaft along the lifting rails on one side, and a bracket 219 to which the driving shafts are coupled; And a fixing member 220 for fixing the bracket to the lifting rail.
  • the driving shaft 212 is rotated by the motor 211
  • the driven shaft 213 is also rotated by the chain 214, and the scrapers 216 along the chain 214 together with the moving piece 215.
  • the sludge that floats while moving is moved to the sludge hopper unit 230. Therefore, the sludge may be collected in the sludge hopper unit 230, and the collected sludge is dehydrated through the dewatering unit 280 to be described later and disposed of.
  • the height adjustment of the scraper unit 210 is a roller 218 of the bracket coupled to the drive shaft 212 and one side to the elevating rail 217 vertically installed on the inner surface of the pair of floating portion 250 to be described later
  • the bracket 219 is fixed to the elevating lane 217 using the fixing member to be adjusted.
  • the fixing member 220 can be used without limitation as long as it is a conventional member that can prevent the movement of the bracket, for example, may be a fixing bolt.
  • the sludge hopper unit 230 is a place where the sludge collected by the scraper unit 210 is stored, and is disposed along the inner edge of the pair of floating portions 250 to be described later, and the front and rear surfaces are lower than the water level and the side surfaces thereof. It is placed higher than the water level. As a result, a flow path through which water can pass may be formed inside the mobile algae removing device, and thus water passing through the coagulant input unit 120 and the microbubble generating unit 130 installed at the front end portion thereof. The sludge is lifted and collected by the sludge hopper unit 230 while being moved by the scraper unit 210.
  • the removable algae removal apparatus is a sludge storage tank for storing the sludge cake dewatered from the dewatering unit 280 and the dewatering unit to dewater the sludge collected by the sludge hopper 230 230 Mount 290.
  • the dewatering unit 280 may be used without any limitation in the known sludge dewatering device to dehydrate and concentrate the sludge collected in the sludge hopper.
  • the pair of floating portion 250 is disposed along the longitudinal direction of the hull on both sides of the hull serves to float the hull to the water surface.
  • the floating part may be used without limitation as long as it is a floating member capable of injuring the hull on the surface.
  • air, water, and gas may be filled in the floating part for injury of the hull on the water surface.
  • Mobile algae removal device of the present invention can adjust the water level of the hull by filling or removing the air or water inside the pair of floating portion to adjust the water level of the hull. If the amount of sludge removed is high or the water level of the lake is high, air can be injected into the floating part, or the water can be adjusted by removing the water, and if the water level is low, water is injected into the floating part. Alternatively, the hull level can be adjusted by removing the air.
  • the pair of floating portion 250 is coated with a photocatalyst on the surface, it is possible to prevent the contaminants of algae, appeal to cling to the surface of the floating portion to hinder the movement of the hull, and suppress the contamination of the floating portion.
  • the photocatalyst in the self-cleaning (self cleaning) available photocatalyst if available, without limitation and, TiO 2, ZnO, SnO 2, ZrO 2 SrTiO 3, KTaO 3, ZnSCdSe, GaP, CdTe, MoSe 2, WSe 2 etc. Can be.
  • the mobile bird removal device according to the present invention is fastened to be coupled to the other floating portion of the mobile bird removal unit on the outer surface of the pair of floating parts so that the plurality of mobile bird removal unit 400 can be arranged in parallel.
  • Unit 251 may be provided.
  • the mobile algae removal device can be effectively utilized by placing a plurality of two or more in parallel, the number of arrangement can be adjusted according to the algae formation range and the size of the device, preferably
  • the mobile algae removal unit 400 according to the present invention may be arranged in two to five.
  • the power generating unit 260 may include a driving motor (not shown), a reduction gear (not shown) directly connected to the driving motor, a driving aberration (not shown) connected to the reduction gear, and driving. It may include a safety cover (not shown) to cover the outside of the aberration. These power generation units may be provided symmetrically on both sides of the hull.
  • the control unit 270 is a control panel for supplying power to the mobile algae removal device of the present invention by receiving power from the outside and controlling the electrical flow, in particular the flocculant input unit, microbubble generating unit, on / off control of the scraper unit, Controls the operation of the mobile algae removal device.
  • the control unit for controlling the input ratio of the coagulant the control unit is provided with the interface of the input of the drug input from the manager and correspondingly the coagulant transfer pump 123 of the coagulant input unit according to the time programmed to allow the coagulant is added in response thereto It is preferable to be configured to be able to control.
  • the mobile algae removal device travels from right to left when the flow of water proceeds from left to right, and finally collects the injured sludge S based on the flow of water into the sludge hopper 230. That is, when the flocculating agent is introduced into the appeal from the flocculant input unit 120 while the mobile algae removal device is running, it grows as an ion carrier while combining with sludge such as nitrogen, phosphorus, and other suspended solids (SS) in the arc, and this is fine.
  • sludge such as nitrogen, phosphorus, and other suspended solids (SS) in the arc
  • the scraper 216 is moved along the chain 214 together with the moving piece 215, the sludge rises to the top of the appeal to the sludge hopper 230
  • the sludge collected in the sludge hopper unit 230 is disposed of after wastewater treatment.
  • this embodiment having such a structure and operation, it is possible to quickly and efficiently remove the algae generated in the eutrophiced appeal or stream, thereby contributing to the health of the people by securing high quality water resources and creating a comfortable and comfortable hydrophilic space You can do it.
  • the mobile algae removal device of the present invention can improve the water quality while removing algae generated in the appeal and is also excellent in water quality improvement effect.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Treatment Of Sludge (AREA)
  • Removal Of Floating Material (AREA)
  • Physical Water Treatments (AREA)

Abstract

La présente invention concerne un appareil mobile d'élimination des algues à l'aide de microbulles. Plus précisément, la présente invention concerne un appareil mobile d'élimination des algues dans lequel : des microbulles requises pour un traitement de flottaison sont produites par un générateur de microbulles à alimentation ultra-efficace, au lieu d'un procédé classique de génération de bulles par entraînement d'un compresseur d'air, de sorte que, par comparaison avec un navire d'élimination des algues classique nécessitant un réservoir sous pression de grande capacité et un compresseur de grande capacité, les dimensions et le poids de l'appareil d'élimination des algues sont réduits et ainsi sa mobilité peut être améliorée; et des microbulles peuvent être produites même à basse pression au moyen d'un procédé de collision air/eau à grande vitesse pour former les microbulles, de sorte que les contaminants peuvent être efficacement traités en un court laps de temps par une augmentation de l'efficacité de contact avec les contaminants et la flottabilité des contaminants, et des microbulles en excès permettent de condenser à une concentration élevée des matières flottantes étant remontées à la surface, ce qui conduit à une réduction de la quantité de boue générée.
PCT/KR2017/005788 2016-08-10 2017-06-02 Appareil mobile d'élimination des algues à l'aide de microbulles WO2018030620A1 (fr)

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KR1020160101861A KR101886649B1 (ko) 2016-08-10 2016-08-10 초미세기포를 이용한 이동식 녹조제거선
KR10-2016-0101861 2016-08-10

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CN114835191A (zh) * 2022-06-02 2022-08-02 江苏电子信息职业学院 一种处理藻类用的一体化高效臭氧气浮装置

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KR102551132B1 (ko) * 2021-02-25 2023-07-04 주식회사 에네트 수로 설치형 수질 정화 시스템
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