KR20000060291A - A removal method of organic matter etc. in rivers used pressure waters - Google Patents

Abstract

PURPOSE: A method for removing algae, nutrient salts from reservoirs and system therefor is provided, which is characterized in that organic matters, nutrient salts, and algae are removed, and treated sludge is reused as fertilizer. CONSTITUTION: The system is composed of: a water tank equipped with an activated tank(12), a treatment tank(13), a middle weir(14), a front part weir(15), a back part weir(16), and a discharge hole(17); first pressurizing flotation device(20) equipped with a bubble supply pipe(21) which supplies bubble into the activated tank is installed behind a front part weir(15) for activating wastewater by fine bubble; secondary pressurizing flotation equipped with a bubble supply pipe(21) for supplying bubble into the activated tank(12) is installed behind a middle part weir(14) for rising flotation sludge and settling micro-sludge.

Description

Method and system for removing contaminants, nutrients and algae in lakes, reservoirs, dams and rivers using pressurized water {A removal method of organic matter etc. in rivers used pressure waters}

The present invention relates to a method and a system for removing organic substances, nutrients, and algae from lakes, reservoirs, dams and streams using pressurized water, and more particularly, to organic substances, nutrients, and algae in lakes, reservoirs, dams, and streams. Can be removed irrespective of weather conditions, and sludge generated during the purification process can be recycled as compost, etc., and the method and system for removing organic substances, nutrients and algae using pressurized water from lakes, reservoirs, dams and rivers. It is about.

In general, appeals, reservoirs, dams, and rivers are the inflows of livestock wastewater discharged from sewage, wastewater, and livestock farms resulting from leisure activities and population growth due to the rapid growth of people's standard of living. As an organic substance that consumes dissolved oxygen in dams and rivers, it contains various contaminants such as nitrogen and phosphorus that cause eutrophication, and the water quality is deteriorated. In addition, contaminants accumulate on the bottom of dams and rivers, resulting in loss of self-cleaning capacity, which not only accelerates pollution, but also reduces the capacity of the reservoirs, shortening the lifespan as appeals, reservoirs, dams and rivers.

For the pollution of such appeal, reservoir, dam and river, it is only to maintain or reduce the pollution level by temporarily regulating the inflow of waste water, and to purify the water quality of polluted appeal, reservoir, dam and river, etc. Action to revive the situation is not carried out.

The present invention has been made in view of the above-mentioned problems, and its object is to remove organic substances, nutrients, and algae in lakes, reservoirs, dams, and streams regardless of weather conditions, and sludge generated during purification It is to provide a method for removing organic matter, nutrients and algae from lakes, reservoirs, dams and rivers using pressurized water that can be recycled as compost.

In addition, another object of the present invention is an appeal, reservoir, dam and river organic material using the pressurized water, the lake, reservoir, dam and river organic material using the pressurized water, which can be carried out a method for removing nutrients and algae, To provide a nutrient and algae removal system.

An object of the present invention as described above comprises the steps of sucking raw water into the active water tank unit; An activation step of activating the treated water by supplying ultra-fine foam guns to the raw water in the active water tank unit; Introducing the treated water activated in the activated water tank into the treated water tank; A pressurized floatation step of supplying ultra-fine strength guns to the treated water introduced into the treated water tank unit to float the floating sludge remaining in the treated water; Precipitating sludge contained in the treated water flowing in the treated water tank; Removing and accumulating the flotation sludge that has been injured through the pressing flotation step; Recycling the precipitated sludge accumulated through the precipitation step into an active water tank; Dewatering and drying the integrated flotation sludge; Recycling the leachate generated by dehydration of the flotation sludge to the active water tank unit; It can be achieved by the method of removing the organic matter, nutrients and algae of the lake, reservoirs, dams and rivers using the pressurized water, characterized in that the step of discharging the treated water passing through the treatment tank.

In addition, another object of the present invention and the barge for floating the equipment on the water surface; Shear of the predetermined size, the intermediate portion is divided into the active water tank portion and the treatment water tank portion by the middle portion weir of a predetermined height, the front end portion weed vertically spaced apart from the inner surface of the front end of the active water tank portion, and the treated water A tank having a rear end wear which is vertically spaced apart from the rear end inner surface of the jaw and vertically formed at the rear end of the treatment tank to discharge the final water treated and fixedly installed at a predetermined position on the barge; A transfer pipe, one end of which is submerged in the raw water below the barge, the other end of which is connected in communication with a cross-section of the active water tank, for introducing raw water into the active water tank; A raw water inlet pump mounted on the conveying pipe to suck raw water into the active water tank; A primary pressurizing flotation device having a bubble supply pipe installed at a rear side of the front end portion of the active water tank part and supplying the ultra-fine foam to the treated water in the active water tank part; A secondary pressurized flotation device having an air bubble supply pipe installed at a rear side of the intermediate portion wee to supply ultra-fine strength foam to the treated water in the treated water tank; A floating sludge remover installed at a front portion of the rear end of the treated water tank to remove the floating sludge on the surface of the treated water; A settling sludge baffle installed on the bottom surface of the treated water tank unit in which the floated sludge remover is installed to prevent sedimentation sludge that has sunk on the bottom surface of the treated water tank unit and flow according to the flow of the treated water; A flocculation onit trench installed to the rear of the flotation sludge remover to separate the flotation sludge captured by the flotation sludge remover from the flotation sludge remover; A flow meter for measuring a flow rate installed at the discharge port; A flotation sludge accumulator connected to the flotation sludge on the flotation bar so as to be in communication with the flotation sludge on the flotation bar; A natural drying apparatus installed on the barge to naturally dry the floating sludge and connected in communication with the floating sludge accumulation tank and a transfer pipe; A sludge conveying pump mounted on the conveying pipe to convey the suspended sludge accumulated in the suspended sludge accumulator to the natural drying device; A recirculation pipe having one end connected in communication with a front end side of the active water tank part, and the other end connected in communication with the sedimentation sludge baffle and the flotation sludge accumulating tank for recycling the leachate of the precipitation sludge and the flotation sludge to the active water tank part; A recirculation pump mounted on the recirculation pipe to transfer sediment sludge and leachate; A generator fixed to the barge and configured to supply power to the eject pump, the primary and secondary pressurized flotation equipment, the flotation sludge remover, the transfer pump and the recirculation pump, respectively; An oil tank fixed to the barge and configured to supply oil to the generator; It can be achieved by the organic material, nutrients and algae removal system using the pressurized water of the lake, reservoirs, dams and rivers using the pressurized water characterized in that the tugboat for towing the barge.

1 is a block diagram illustrating the process of the organic material, nutrients and algae removal method of the lake, reservoir, dam and river using the pressurized water according to the present invention.

Figure 2 is a plan view showing the organic matter, nutrients and algae removal system of the lake, reservoir, dam and river using the pressurized water according to the present invention.

Figure 3 is a side cross-sectional view showing the organic matter, nutrients and algae removal system of the lake, reservoir, dam and river using the pressurized water according to the present invention.

Figure 4 is a plan view showing the structure of a barge applied to other embodiments of the organic material, nutrients and algae removal system of the lake, reservoir, dam and river using the pressurized water according to the present invention.

FIG. 5 is a plan view illustrating a water tank installed in a barge of FIG. 4; FIG.

Figure 6 is a plan view showing another embodiment of the organic material, nutrients and algae removal system of the lake, reservoir, dam and river using the pressurized water according to the present invention.

7 is a side cross-sectional view of another embodiment according to the invention shown in FIG.

Hereinafter, with reference to the accompanying drawings will be described in detail the method and system for removing contaminants and algae using the pressurized water of the lake, reservoir, dam and river according to the present invention.

1 is a block diagram illustrating a process of a method for removing pollutants and algae using the pressurized water of lakes, reservoirs, dams and rivers according to the present invention, and FIG. 2 is a pressurization of lakes, reservoirs, dams and rivers according to the present invention. Figure 3 is a plan view showing a contaminant and algae removal system using water, Figure 3 is a side cross-sectional view showing a contaminant and algae removal system using the pressurized water of the lake, reservoir, dam and river according to the present invention, Figure 4 5 is a plan view showing the structure of a barge applied to another embodiment of the pollutant and algae removal system using the pressurized water of the lake, reservoir, dam and river according to the present invention, Figure 5 is installed on the barge shown in FIG. 6 is a plan view showing a water tank, and FIG. 6 is a plan view showing another embodiment of a contaminant and algae removal system using the pressurized water of the lake, reservoir, dam and river according to the present invention. 7 is a side cross-sectional view of another embodiment according to the invention shown in FIG. 6.

Referring to Figure 1, the method of removing the organic matter, nutrients and algae of the lake, reservoir, dam and river using the pressurized water according to the present invention raw water inflow step 100, the activation step 101, and the treatment tank unit Inflow stage 102, pressure flotation stage 103, sedimentation stage 104, flotation sludge removal and accumulation step 105, sediment sludge recirculation step 106, flotation sludge dewatering and drying step 107 ), A leachate recirculation step 108, and a treated water discharge step 109.

The raw water inflow step 100 inhales raw water such as appeals, reservoirs, dams and rivers, and introduces raw water into the space between the front end portion and the front end portion of the active water tank. And the activation step 101 is carried out on the rear side of the weir.

The activating step 101 is to supply the ultra-miniature foam generated by mixing the vacancy and water contained in the treated water in the active water tank to activate the treated water in the chemical tank.

When the activation step 101 is performed as described above, the treated water in the activated water tank is activated and flows toward the intermediate weir.

As described above, the treated water flowing toward the middle portion of the water in the active water tank unit flows into the treated water tank unit having a low water level by overflowing the middle portion of the water, and the pressurized flotation step 103 with respect to the treated water introduced into the processing water tank unit. ) Is carried out.

When the pressure flotation step 103 is carried out, while the sludge remaining in the treated water in the treated water tank rises to the surface, the treated water gradually flows toward the rear end of the treated water tank, and the precipitation step 104 is performed. Fine precipitated sludge remaining in the treated water is deposited on the bottom surface of the tank, and the floated sludge is removed from the treated water by the step of removing and accumulating the flocculated sludge and accumulated in the flotation sludge tank. The settling sludge deposited and accumulated on the bottom of the tank is recycled and reprocessed into the active water tank unit by the settling sludge recycling step 106, and the flocculated sludge accumulated in the flotation sludge integrated tank is dewatered and dried (107). ) Is carried out to remove the leachate of the flotation sludge and dried, the leachate extracted from the flotation sludge is recycled to the leachate By the step 108 and recycled toward the front end of the number of active demodulator, processing may end the process is completed through the steps as described above is discharged via the outlet over the end of the wear after the processing can grandfather.

The purified final water after the treatment tank can be removed from the nutrients and algae flotation and sedimentation sludge, as well as PIN FLOC that may cause secondary pollution.

Hereinafter, a system capable of carrying out a method for removing organic substances, nutrients, and algae from lakes, reservoirs, dams and rivers using the pressurized water according to the present invention having the above configuration will be described in detail.

2 and 3, the organic material, nutrients and algae removal system 10 of the lake, reservoir, dam and river using the pressurized water according to the present invention is a barge 37, a water tank 11, Transfer pipe 18, raw water inlet pump 19, primary and secondary pressurized flotation equipment 20, 22, flotation sludge remover 24, sediment sludge baffle 25, flotation sludge trench (26), flotation sludge collection tank (28), natural drying device (29), sludge transfer pump (31), recirculation pump (33), generator (34), oil tank (35) and tugboat ( 36).

The barge 37 has a predetermined and flat top surface to float and support the contaminant and algae removal system 10 on the water surface.

The water tank 11 is an enclosure having a predetermined size, the active water tank 12, the treatment water tank 13, the middle weir 14, the front weir 15, the rear end weir 16 And a discharge port 17, and fixed at a predetermined position on the barge 37.

The middle portion weir 14 is installed in the inner middle portion of the water tank 11 in parallel with both ends in parallel to partition the inside of the water tank 11 into the active water tank 12 and the treatment water tank 13. That is, the front end side of the water tank 11 is divided into the active water tank unit 12, and the rear end side is divided into the treatment water tank unit 13, and is located at a predetermined spaced apart position from the inner surface of the front end of the steam active water tank unit 12. The front end weir 15 is installed vertically, the rear end weir 16 is installed vertically at a predetermined distance from the rear end inner surface of the treatment tank 13, the outlet 17 Is formed on the rear end surface of the treatment tank 13.

The rear end weir 16 is lower than the height of the middle weir 14 and the front end weir 15, and the height of the outlet 17 is lower than the rear end weir 16 within the active water tank 12. The treated water flows into the treated water tank unit 13 via the middle weir 14, and the treated water in the treated water tank 13 is discharged through the outlet 17 beyond the rear end weir 16.

The transfer pipe 18 is immersed in the raw water 40 below the barge 37 in order to introduce raw water 40 such as an appeal into the active water tank unit 12 of the tank 11, the other end It is connected in communication with the front surface of the active water tank unit 12 of the water tank 11, the raw water inlet pump 19 is mounted on the transfer pipe 18 to suck the raw water 40 to activate the active water tank unit 12 Inflow).

The primary pressurization apparatus 20 is provided on the rear side of the front end weir 15 and includes a bubble supply pipe 21 for supplying bubbles, and the treated water 41 in the active water tank unit 12. In order to supply the ultra-mini-foamed cloth), it is fixedly installed at a predetermined position on the barge 37, in which the primary pressurization apparatus 20 mixes air and water to the treated water 41 in the active water tank unit 12. It supplies the ultra-fine foam generated by the water to activate the treated water.

The secondary pressurization equipment 22 is provided on the rear side of the intermediate weir 14 and includes a bubble supply pipe 23 for supplying bubbles, and the treated water 41 in the treatment tank 13. In order to supply the ultra-mini-foamed cloth), it is fixedly installed at a predetermined position on the barge 37, wherein the secondary pressurization equipment 22 is air, water, and flocculant to the treated water 41 in the treated water tank unit 13. Supplying the ultra-fine foam generated by mixing the floating flotation sludge in the treated water on the water surface, to precipitate the fine sludge.

The floating sludge remover 24 has a plurality of rollers 24a, a removal belt 24b, a belt or chain 24c, a driving motor 24d, and a rear end wear in the treatment tank 13. 16) It is installed at a predetermined position on the front side.

The plurality of rollers 24a are round bars having a predetermined diameter and length, and have a pulley or a sprocket at one end thereof and are installed in parallel with each other so as to be rotatable, and the removal belt 24b has a predetermined width and length and has a surface. It is an endless belt made of a material that is easily attached to the floating sludge, and is squeezed by the plurality of rollers 24a and circulated along the rollers 24a, and one roller is lower than the water surface in the treatment tank 13. Is installed.

The drive motor 24d is fixedly installed on the outside of the treatment tank 13 and connected to the pulley or sprocket of the roller 24a by a belt or chain 24c to drive the roller 24a.

The sedimentation sludge baffle 25 prevents the sedimentation sludge bottom of the treated water tank unit 13 from flowing along the flow of the treated water 41 by the sedimentation action, and accumulates the flotation sludge remover 24. Is installed on the bottom of the treatment tank 13 is installed.

The flotation sludge trench 26 is installed to the rear of the flotation sludge remover 24 to separate the flotation sludge captured by the flotation sludge remover 24 from the flotation sludge remover 24, and the flow meter 27 is In order to measure the discharge amount of the final treatment water 42 which has passed through the treatment tank 13, it is provided in the discharge port 17 of the tank (11).

The floating sludge accumulation tank 28 is a housing having a predetermined size and is connected in communication with the floating sludge trench 26 to be fixedly installed at a predetermined position on the barge 37 so that the sludge sludge is floated by the floating sludge trench 26. Floating sludge separated from the remover 24 is accumulated and dewatered.

The natural drying device 29 is installed at a predetermined position on the barge 37 and connected in communication with the floating sludge accumulation tank 28 and the conveying pipe 30 so as to transfer the transport pipe from the floating sludge accumulation tank 28. The dry sludge supplied in the dehydrated state is naturally dried, and the sludge transfer pump 31 is mounted on the conveying pipe 30 to suck up the sludge that is dehydrated and accumulated in the flotation sludge accumulation tank 28. By the transfer pipe 30 is transferred to the natural drying device (29).

The recirculation pipe 32 recycles the leachate extracted from the sedimentation sludge in the sedimentation sludge baffle 25 and the flotation sludge in the flotation sludge accumulation tank 28 to the active water tank unit 12 of the tank 11. One end is connected in communication with the front end side of the active water tank unit 12 for reprocessing, and the other end is connected in communication with the settling sludge baffle 25 and the floating sludge accumulator 28, and the recirculation pump ( 33) is mounted on the recycle pipe 32 to suck in the settling sludge and leachate and recycle it through the recycle pipe 32.

The generator 34 is a soundproof generator that is fixed on the barge 37 so as to feed the raw water inlet pump 19, primary and secondary pressurized flotation equipment 20 (22), flotation sludge remover 24, and sludge transfer pump. (31) and electrically connected to the recirculation pump 32, respectively, and the oil tank 35 is installed on the barge 37 to supply the oil to the generator 34 or Alternatively, it may be provided on the tugboat 36 to minimize the load on the barge 37.

The tugboat 36 is connected to the barge 37 to tow the barge 37.

4-7, another embodiment of the present invention is shown.

In another embodiment of the present invention, the barge 37 is formed through the tank set-up portion (37a) having a predetermined size in the center, the tank 11 has a buoy (11a) for having buoyancy along the outer surface It is integrally installed so as to float on the surface by its own buoyancy through the tank settlement portion 37a of the barge 37 to minimize the load of the barge 37.

In addition, the organic material, nutrients and algae removal system 10 of the lake, reservoir, dam and river using the pressurized water according to the present invention removes the barge 37 to the ground of the water purification plant, sewage plant, sewage plant and the like. It can be installed and used to clean general household sewage and sewage or waste water.

The organic material, nutrients, and algae removal system 10 of the lake, reservoir, dam and river using the pressurized water according to the present invention having the configuration as described above is located in the tank 11 installed on the barge 37. Due to the pumping force of the raw water inlet pump 19, the raw water 40 passes through the transfer pipe 18 to the active water tank 12 of the water tank 11, specifically, the front end and the front end of the active water tank 12. Inflow into the space between the wearer 15, the introduced raw water 40 flows along the active water tank unit 12 beyond the front end weir 15, and the ultra-fine foam generated by mixing water, air and chemicals The primary pressurization equipment 20 is supplied to the treated water 41 in the active water tank unit 12 through the bubble supply pipe 21 to activate the treated water 41.

The treated water 41 in the activated water tank 12 activated as described above is introduced into the treated water tank 13 through the middle portion 14, and the ultra-fine foam generated by mixing water and air is the secondary. The pressurized flotation equipment 22 is supplied to the treated water 41 in the treated water tank 13 through the bubble supply pipe 23 to float the floating sludge contained in the treated water 41 on the water surface. At this time, the treated water 41 in the treated water tank 13 flows slowly along the treated water tank 13 and the fine precipitated sludge remaining in the treated water 41 is precipitated and is deposited on the bottom surface of the treated water tank 13. Accumulated in the settling sludge baffle (25), the floating sludge on the water is removed from the water surface by the dripped floating sludge remover (24) and accumulated and dewatered into the floating sludge accumulator (28).

The settling sludge accumulated in the settling sludge baffle 25 is recycled to the front end side of the active water tank unit 12 by the recirculating pipe 33 by the recirculating pump 33 and reprocessed, and the flotation sludge tank Leachate extracted from the flotation sludge accumulated in (28) is also recycled and recycled to the front end side of the active water tank unit 12 through the recirculation pipe (32), flotation sludge in the dewatered flotation sludge accumulation tank 28 The sludge transfer pump 31 is transported to the harvesting natural drying device through the conveying pipe 30 by the sludge transfer pump 31 is naturally dried, and the dried floating sludge can be recycled by incineration and landfill or compost.

The present invention relates to a method for removing lakes, reservoirs, dams and streams, organic salts, algae and algae using the pressurized water, and an object thereof. And nutrients and algae can be removed without regard to weather conditions, sludge generated during the purification process has the effect that can be recycled as compost.

Claims (10)

Inhaling raw water and introducing it into the active water tank unit (100); An activating step (101) for activating the treated water by supplying ultra-fine strength bubbles to the raw water in the activated water tank unit; Introducing the treated water activated in the activated water tank unit into the treated water tank unit (102); A pressure flotation step 103 for supplying the ultra-fine strength gun to the treated water introduced into the treated water tank unit to float the floating sludge remaining in the treated water; Depositing the settling sludge contained in the treated water flowing in the treated water tank unit 104; Removing and accumulating the flotation sludge that has floated through the pressing flotation step (103); Recycling 106 the settling sludge accumulated through the settling step 104 into an active water tank; Dewatering and drying the integrated flotation sludge (107); Recycling 108 of the leachate generated by dehydration of the flotation sludge to the active water tank unit; A method for removing organic matter, nutrients, and algae in lakes, reservoirs, dams, and rivers using pressurized water, characterized by comprising: discharging the treated water passing through the treated water tank unit (109). The method of claim 1, wherein the activating step (101) supplies air and water into the raw water. The method of removing organic substances, nutrients, and algae from lakes, reservoirs, dams and rivers using pressurized water. 2. The method of claim 1, wherein the pressurization step (103) supplies air, water, and flocculant. The method of removing organic matter, nutrients, and algae from lakes, reservoirs, dams and rivers using pressurized water. A barge 37 for floating equipment on the water surface; As the enclosure of the predetermined size, the intermediate part is partitioned into the active water tank part 12 and the processing water tank part 13 by the middle part weave 14 of the predetermined height, and the inner surface of the front end of the active water tank part 12 and the predetermined interval. The front end ware 15 which is installed vertically and the rear end ware 16 and the rear end surface of the treated water tank 13 which are vertically installed at a predetermined interval from the rear end inner surface of the treated water tank 13 are disposed vertically. A water tank 11 having a discharge port 17 for discharging the final water 42 formed and treated in the barge and fixed at a predetermined position on the barge 37; One end is immersed in the raw water 40 below the barge 37, the other end is connected in communication with the end surface of the active water tank unit 12 for introducing the raw water 40 into the active water tank unit 12 A conveying pipe 18; A raw water inflow pump 19 mounted on the transfer pipe 18 to suck raw water into the active water tank unit 12; Primary having a bubble supply pipe 21 installed on the rear side of the front end portion 15 of the active water tank unit 12 and supplying the ultra-fine foam to the treated water 41 in the active water tank unit 12 A pressurized injury facility 20; A secondary pressurization apparatus (22) having a bubble supply pipe (23) installed at the rear side of the middle portion weir (14), and for supplying ultra-fine foam to the treated water in the treatment tank (13); A floating sludge remover (24) installed at a front portion of the rear end wear (16) of the treated water tank unit (13) to remove the floating sludge on the water surface of the treated water (41); It is installed on the bottom of the treatment tank 13 in which the flotation sludge remover 24 is installed, and the sedimentation sludge settled on the bottom of the treatment tank 13 is prevented from flowing according to the flow of the treatment water 41, and accumulated. Sedimentation sludge baffle (25) for; A flotation sludge trench 26 installed behind the flotation sludge remover 24 to separate the flotation sludge captured by the flotation sludge remover 24 from the flotation sludge remover 24; A flow meter (27) for measuring the flow rate installed in the discharge port (17); A floating sludge accumulator 24 connected in communication with the floating onot trench 26 to be installed on the barge 37 in order to accumulate the floating sludge on the floating onot trench 26; A natural drying device (29) installed on the barge (37) to naturally dry the floating sludge and connected in communication with the floating sludge accumulation tank (24) and the conveying pipe (30); A sludge conveying pump (31) mounted on the conveying pipe (30) for conveying the flotation sludge accumulated in the flotation sludge accumulation tank (28) to the natural drying device (29); One end is connected in communication with the front end side of the active water tank unit 12, the other end is connected in communication with the settling sludge baffle 25 and the flotation sludge accumulation tank 28 to activate the leachate of the settling sludge and flotation sludge A recycling pipe 32 for recycling to the water tank; A recirculation pump (33) mounted on the recirculation pipe (32) for transferring the settling sludge and the leachate; It is fixed on the barge 37, the eject pump 19, the primary and secondary pressurization equipment 20, 22, flotation sludge remover 24, transfer pump 31 and recirculation pump ( A generator 34 for supplying power to the respective 32; An oil tank 35 fixedly installed on the barge 37 to supply oil to the generator 34; System for removing organic substances, nutrients and algae using the pressurized water of the lake, reservoir, dam and river using pressurized water, characterized in that the tugboat (36) for towing the barge (37). 5. The sludge remover (24) according to claim 4, further comprising: a plurality of rollers (24a) installed parallel to each other at a predetermined position on the front side of the rear end weed (16) of the treatment tank (13); A removal belt 24b which is caught by the plurality of rollers 24a and is rotated according to the rotation of the roller 24a to remove the floating sludge floating on the water surface; An appeal, reservoir, dam and river organic material, nutrients and salt using pressurized water, characterized in that it consists of a drive motor 24d connected to a belt or chain 24c to drive the plurality of rollers 24a. Algae Removal System. 5. The rear end weir (16) according to claim 4, wherein the rear end weir (16) is lower than the front end weir (15) and the middle weir (14), and the outlet (17) is lower than the rear end weir (16). The system for removing organic substances, nutrients and algae from lakes, reservoirs, dams and rivers using pressurized water. 5. The system according to claim 4, wherein the generator (34) is a soundproof generator. The system of claim, reservoir, dam and river organic matter, nutrients and algae removal system using the pressurized water. The barge 37 has a tub settled portion 37a having a predetermined size in a central portion thereof, and the tank 11 has a buckle 11a and 21a integrally formed on an outer surface thereof. A system for removing water, nutrients, and algae from lakes, reservoirs, dams and rivers using the pressurized water, which is installed to float on the water surface by its own buoyancy through the tank settling portion 37a of the barge 37. The system of claim 4, wherein the oil tank (35) is installed on a tugboat (36). The system of claim, reservoir, dam and river organic matter, nutrients and algae removal system using pressurized water. The system of claim 4 is installed on the ground of a water purification plant, sewage and sewage treatment plant without a barge 37 and used to purify waste water, and removes organic matter, nutrients, and algae from pressurized water, reservoirs, dams and streams. system.