KR100322251B1 - A removal method of organic matter etc. in rivers used pressure waters and apparatus therefor - Google Patents

Abstract

The present invention relates to a method for removing contaminants, nutrients, and algae of a lake using pressurized water, and an apparatus thereof. The purpose of the present invention is to transfer contaminants by transporting water, which has increased pollution in lakes, reservoirs, dams, and streams, to a treatment tank. And to provide a method and apparatus for removing pollutants, nutrients, algae of appeal using pressurized water that can be removed nutrients and algae reliably, and sludge generated during the purification process can be recycled as compost, The configuration includes 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; Discharge the treated water passing through the treated water tank unit.

Description

Method for removing pollutants, nutrients and algae of appeal using pressurized water and apparatus therefor {A removal method of organic matter etc. in rivers used pressure waters and apparatus therefor}

The present invention relates to a method for removing organic substances, nutrients, and algae of a lake using pressurized water, and more particularly, to reliably remove organic substances, nutrients, and algae in lakes, reservoirs, dams, and streams. The present invention relates to a method for removing organic substances, nutrients and algae of a lake using pressurized water having a structure that can be recycled to compost or the like, and a device thereof.

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 pollutants such as nitrogen and phosphorus, which 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. 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 reliably remove organic substances, nutrients, and algae in lakes, reservoirs, dams, and streams regardless of the weather conditions. The sludge is to provide a method of removing organic substances, nutrients, algae of the appeal using pressurized water that can be recycled as compost.

In addition, another object of the present invention is to remove the organic matter, nutrients, algae of the lake using the pressurized water to perform the method of removing the organic matter, nutrients and algae of the lake, reservoirs, dams and rivers using the pressurized water. To provide a device.

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, algae of the appeal using the pressurized water, characterized in that the discharge of the treated water passing through the treatment tank.

In addition, another object of the present invention is a barge; As the enclosure of the predetermined size, the middle part is divided into the active water tank part and the processing water tank part by the middle part wear, and the front end wear is installed at the front end of the active water tank part, and the rear end wear is installed at the rear end of the processing water tank part. A water tank having a discharge port formed at a rear end surface of the water treatment tank part and fixedly installed at a predetermined position on the barge; A transfer pipe having one end immersed in the raw water below the barge and the other end connected in communication with a cross section of the active water tank; A raw water inlet pump mounted on the conveying pipe; A primary pressurizing flotation device for supplying ultra-fine foam to the treated water in the active water tank unit; A second pressurized flotation device for supplying ultra-fine foam to the treated water in the treated water tank part; Floating sludge removal unit is installed in the front portion of the rear end of the treatment tank portion; A settling sludge baffle installed on the bottom surface of the treatment water tank unit in which the flotation sludge removal unit is installed; A float on the back of the flotation sludge remover; A flow meter installed at the discharge port; A floating sludge integrated tank connected in communication with the flotation trench and installed on the barge; A natural drying device installed on the barge and connected in communication with the floating sludge accumulation tank and the transfer pipe; A sludge conveying pump mounted on the conveying pipe; 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 floating sludge accumulation tank; A recirculation pump mounted on said recirculation pipe; A generator fixed to the barge; An oil tank fixed to the barge; It can be achieved by the apparatus for removing organic substances, nutrients, algae of the appeal using the pressurized water, characterized in that the tugboat for towing the barge.

1 is a block diagram illustrating a process of removing organic substances, nutrients, algae of the appeal using the pressurized water according to the present invention.

Figure 2 is a plan view showing a device for removing organic matter, nutrients, algae of the appeal using the pressurized water according to the present invention.

Figure 3 is a side cross-sectional view showing a device for removing organic matter, nutrients, algae of the appeal using the pressurized water according to the present invention.

Figure 4 is a plan view showing the structure of the barge applied to another embodiment of the organic material, nutrients, algae removal apparatus of the appeal 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 removal apparatus of organic matter, nutrients, algae of the appeal 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 with respect to the method of removing the organic matter, nutrients, algae and apparatus of the appeal using the pressurized water according to the present invention.

1 is a block diagram illustrating a process of removing the organic material, nutrients, algae of the appeal using the pressurized water according to the present invention, Figure 2 is an organic material, nutrients of the appeal using the pressurized water according to the present invention Figure 3 is a plan view showing a device for removing algae, Figure 3 is a side cross-sectional view showing a device for removing organic matter, nutrients, algae of the appeal using the pressurized water according to the present invention, Figure 4 is a pressurized water according to the present invention Figure 5 is a plan view showing the structure of a barge applied to another embodiment of the organic material, nutrients, algae removal device of the appeal, Figure 5 is a flat view showing the water tank installed in the barge of Figure 4, Figure 6 Is a plan view showing another embodiment of the apparatus for removing organic matter, nutrients, and algae of the appeal using the pressurized water according to the present invention, and FIG. 7 is a side cross-sectional view of another embodiment according to the present invention shown in FIG.

Referring to Figure 1, the method for removing organic substances, nutrients, algae of the appeal using the pressurized water according to the present invention is a raw water inflow step 100, the activation step 101, the treatment tank inlet step 102 And, pressurized flotation step 103, sedimentation step 104, flotation sludge removal and accumulation step 105, sediment sludge recycling step 106, flotation sludge dewatering and drying step 107, and leachate recycle Step 108 and the 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-micro strength foam produced by mixing the air and water contained in the treated water in the active 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 wear.

As described above, the treated water flowing in the active water tank unit toward the middle portion wear flows into the treated water tank unit having a low level of water overflowing the middle portion of the water, and the pressurized injury step 103 with respect to the treated water introduced into the treated 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, an apparatus capable of carrying out a method for removing organic substances, nutrients, and algae of a lake using pressurized water according to the present invention having the above configuration will be described in detail.

2 and 3, the apparatus for removing organic matter, nutrients, and algae of the appeal using the pressurized water according to the present invention 10 includes a barge 37, a water tank 11, and a conveying pipe 18. Raw water inflow pump 19, primary and secondary pressure flotation equipment 20, 22, flotation sludge remover 24, sedimentation sludge baffle 25, flotation sludge trench 26, Floating sludge accumulation 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 shape and has a flat top surface to support the removal device 10 by floating it on the surface of the water.

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

The intermediate part wear 14 is installed in parallel with both ends of the inner middle portion of the water tank 11 so as to be partitioned into an active water tank 12 and a 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 treated with the treatment water tank unit 13, and is located at a predetermined interval from the inner surface of the front end of the active water tank unit 12. The front end wear 15 is installed vertically, the rear end wear 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 wear 16 is lower than the height of the middle wear 14 and the front end wear 15, the height of the outlet 17 is lower than the rear end wear 16 in the active water tank 12 The treated water flows into the treated water tank unit 13 via the middle part wear 14, and the treated water in the treated water tank unit 13 is discharged through the outlet 17 beyond the rear end wear 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 at the rear side of the front end portion wearer 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 flotation sludge storage tank 28 is a enclosure having a predetermined size and is connected in communication with the flotation sludge trench 26 and is fixedly installed at a predetermined position on the barge 37 so that flotation sludge is formed by the flotation 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 by the floating sludge accumulation tank 28 and the conveying pipe 30 to transfer the conveying pipe 30 from the floating sludge accumulation tank 28. The dry sludge supplied in the dehydration state is naturally dried, and the sludge conveying pump 31 is mounted on the conveying pipe 30 to suck up the sludge dehydrated and accumulated in the flotation sludge accumulation tank 28. Transfer to the natural drying device 29 through a conveying pipe (30).

The recirculation pipe 32 recycles the leachate extracted from the settling sludge in the settling sludge baffle 25 and the floating sludge in the flotation sludge 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 accumulation tank 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 fixedly installed on the barge 37 so that the raw water inflow pump 19, the primary and secondary pressurized flotation equipment 20 (22), flotation sludge remover 24, sludge transfer pump 31 And electrically connected to each of the recirculation pumps 32 to supply power, and the oil tank 35 is fixedly installed on the barge 37 to supply oil to the generator 34 or the barge 37. It may be provided on the tugboat 36 in order to minimize the load.

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, algae removal device 10 of the appeal using the pressurized water according to the present invention is removed by the barge 37, installed on the ground of the water purification plant, sewage, sewage, etc. And sewage or wastewater.

Apparatus for removing organic matter, nutrients, and algae of the appeal using the pressurized water according to the present invention having the configuration as described above 10 is the raw water inflow pump 19 in the water tank 11 installed on the barge 37. By the pumping force of the raw water 40 through the transfer pipe 18, the active tank portion 12 of the water tank 11, specifically, the front end portion and the shear portion wear 15 of the active water tank portion 12 Inflow into the space between, the raw water 40 flows along the active water tank unit 12 beyond the front end wear 15, the ultra-fine foam generated by mixing water, air and chemicals is the first pressurized flotation The 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 unit 12 activated as described above is introduced into the treated water tank unit 13 via the intermediate portion wear 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. The flocculated sludge baffle 25 is accumulated, and the flotation sludge on the water surface is removed from the water by the flotation sludge remover 24 and accumulated and dewatered into the flotation sludge accumulation tank 28.

The settling sludge accumulated in the settling sludge baffle 25 is recycled and recycled to the front end side of the active water tank unit 12 by the recirculating pipe 33 by the recirculating pump 33, and the floating sludge integrated tank is The leachate extracted from the flotation sludge accumulated in (28) is also recycled to the front end side of the active water tank unit 12 through the recirculation pipe 32 and is reprocessed, and the flotation sludge in the dehydrated 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 organic matters, young salts, and algae of a lake using pressurized water, and an object thereof, the purpose of which is to use organic water, nutrients, and algae in lakes, reservoirs, dams, and rivers using pressurized water. Can be surely removed, the sludge generated during the purification process has the effect that can be recycled to compost and the like.

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; The method for removing organic matter, nutrients, and algae of the appeal using the pressurized water, characterized by releasing 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. 2. The method of claim 1, wherein the pressurization step (103) supplies air, water, and flocculant. Barge 37; The front end portion weir 15 which is divided into the active water tank 12 and the treatment water tank 13 by the intermediate weir 14 as a housing having a predetermined size, and is installed at the front end of the active water tank 12. ), A rear end wear 16 provided at the rear end of the treatment tank 13, and a discharge port 17 formed at the rear end of the treatment tank 13, and on the barge 37 A water tank 11 fixed at a predetermined position; A transfer pipe 18 having one end locked in the raw water 40 below the barge 37 and the other end connected in communication with a cross-section of the active water tank 12; A raw water inflow pump 19 mounted on the transfer pipe 18; A primary pressurizing flotation facility (20) for supplying ultra-fine strength foam to the treated water (41) in the active water tank (12); A secondary pressurization apparatus 22 for supplying ultra-fine strength foam to the treated water in the treated water tank unit 13; A floating sludge remover 24 installed at a front portion of the rear end wear 16 of the treatment tank 13; A settling sludge baffle (25) installed on the bottom surface of the treatment water tank unit (13) in which the floating sludge remover (24) is installed; It is installed to the rear of the flotation sludge remover 24 and the flotation sludge trench 26; A flow meter 27 installed at the discharge port 17; A floating sludge accumulator 24 connected in communication with the flotation trench 26 and installed on the barge 37; A natural drying device (29) installed on the barge (37) and connected in communication with the floating sludge accumulation tank (24) and the transfer pipe (30); A sludge conveying pump 31 mounted on the conveying pipe 30; A recirculation pipe 32 having one end connected in communication with the front end side of the active water tank unit 12, and the other end connected in communication with the settling sludge baffle 25 and the floating sludge accumulation tank 28; A recirculation pump 33 mounted on the recirculation pipe 32; A generator 34 fixedly installed on the barge 37; An oil tank 35 fixedly installed on the barge 37; Apparatus for removing organic matter, nutrients, algae of the appeal using the 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; Apparatus for removing organic matter, nutrients, and algae of appeal 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). 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). Apparatus for removing organic substances, nutrients, algae of the appeal using the pressurized water. delete 5. The barge 37 has a tank settling portion 37a having a predetermined size in a central portion thereof, and the tank 11 has a buckle 11a integrally formed on an outer surface thereof. Apparatus for removing organic matter, nutrients, and algae of the appeal using the pressurized water, characterized in that it is installed to float on the surface by its own buoyancy through the tank settlement portion (37a). 5. Apparatus according to claim 4, wherein the oil tank (35) is installed on a tugboat (36). The removal apparatus 10 of claim 4 is installed on the ground of a water purification plant, sewage and sewage treatment plant without a barge 37 to remove the organic matter, nutrients, algae of the appeal using the pressurized water, characterized in that used to purify the waste water. Device.