KR101250064B1 - Treating facilities of wastewater containing dredged sand and treatment method of wastewater using thereof - Google Patents

Abstract

The present invention secures an efficient sedimentation line by enabling the plug flow of the channel, and the sedimentation basin of the channel type is designed in the form of a road into which the equipment can be entered, and the sedimentation basin through the sludge collection pump mounted on the crane while the crane moves along the road. There is an effect that can collect and discharge the sludge from the whole. To this end, in particular, it is provided on the inlet of the dredged soil containing waste water, the sedimentation paper 100 to sediment the sedimentation sludge contained in the waste water to generate the first treated water; A first reaction tank 310 and a second reaction tank 320 to generate a second treatment water by causing the first treated water and the injected chemical to cause an agglomeration reaction; A channel-type sedimentation basin 500 which precipitates sludge while proceeding to a plug flow after the second treated water flows into the natural flow method; A chemical injection device 400 for injecting chemicals into the first reaction tank 310 and the second reaction tank 320; A first drainage well 200 provided in the settling basin 100 and a second drainage well 250 provided in the sedimentation basin 500 to reduce the water content of the first treated water and the second treated water; Dredged soil containing wastewater treatment, characterized in that it comprises ;; crane (600) that can collect and discharge the sludge in the entire sedimentation reservoir 500 while moving along the road 800 is formed to enable equipment operation in the sedimentation pond (500) Facilities and wastewater treatment methods using the same are disclosed.

Description

Waste facilities containing dredged sand and treatment method of wastewater using

The present invention relates to a dredged soil containing wastewater treatment facility and a wastewater treatment method using the same. More specifically, to separate the settling and sedimentation basin, in order to improve the sedimentation efficiency, aluminum sulfate and polymer coagulant are injected into the first treated water after sedimentation to generate the second treated water, and then the second treated water is plug-flowed ( The sludge collected while passing through the sedimentation basin formed by the water channel type is collected and discharged using the sludge collection pump mounted on the crane, while the drainage well is installed on the sedimentation basin and the sedimentation basin to increase the efficiency of sludge treatment. The present invention relates to a dredged soil containing wastewater treatment facility and a wastewater treatment method using the same.

Decayed Journeys accumulated on the bottoms of rivers, rivers, and lakes accumulate organic matter and deplete oxygen in the surrounding waters, as well as intensifying side effects and lake aging, making it difficult to manage water systems. There was a problem. Therefore, although the dredging of Journey is necessary, the organic material contained in Journey causes a second pollution problem such as odor induction, and the reality is difficult to implement. In addition, there have been many difficulties in treating wastewater containing a large amount of dredged soil in a short time.

Conventionally, a large-scale sedimentation basin was formed to treat the dredged soil, but sedimentation sludge was discharged only at the edge of the sedimentation basin, so that over time, a large part of the sedimentation basin became a dead zone that lost its sedimentation function. There was a problem that the precipitation function falls sharply switched. In addition, the water content of the sedimentation basin and sedimentation basin has a high difficulty in collecting and treating such a precipitate.

Therefore, there is a need for a method for separating the sedimentation basin and the sedimentation basin, and injecting a chemical into the first treatment water after the sedimentation basin to increase the sedimentation efficiency in the sedimentation basin by flocculation.

In addition, there is a need for a method of installing a drainage well in the sedimentation basin to reduce the water content of the sedimentation sludge to enable efficient sludge collection and treatment.

In addition, the sedimentation basin enables the plug flow of the channel type to secure an efficient sedimentation line, and the channel type sedimentation basin is designed in the form of a road that allows equipment to enter the equipment, and the crane moves along the road through the sludge collection pump mounted on the crane. There is a need for a way to collect sludge throughout the sedimentation basin.

 Then, there is a need for a method for selectively discharging high quality sedimentation separation water by installing a plurality of drainage wells at the outlet and the middle of the sedimentation basin.

The present invention has been created by the above needs, the first object of the present invention is to separate the sedimentation basin and sedimentation basin, and to inject the chemical into the first treatment water passed through the sedimentation basin can increase the precipitation efficiency in the sedimentation basin by flocculation reaction The present invention provides a dredged soil containing wastewater treatment facility and a wastewater treatment method using the same.

In addition, a second object of the present invention is to provide a dredged soil-containing wastewater treatment facility and a wastewater treatment method using the same, by installing a drainage well in a sedimentation basin to lower the water content of the sludge to enable efficient sludge collection and treatment.

In addition, the third purpose of sedimentation basin is to enable the flow of plugs of the channel type to secure an efficient sedimentation line, and the channel type sedimentation basin is designed in the form of a road that can enter the equipment, so that the sludge mounted on the crane as the crane moves along the road The present invention provides a dredged soil containing wastewater treatment facility capable of collecting sludge from the sedimentation basin through a collection pump and a wastewater treatment method using the same.

 In addition, a fourth object of the present invention is to provide a dredged soil containing wastewater treatment facility capable of selectively discharging high-quality sedimentation separation water by installing a plurality of drainage wells at the outlet and the middle of the sedimentation basin, and a wastewater treatment method using the same.

An object of the present invention as described above is provided in the inlet portion of the dredged soil containing waste water, the sedimentation paper 100 to sediment the sedimentation sludge contained in the waste water to generate the primary treated water; A first reaction tank 310 and a second reaction tank 320 to generate a second treatment water by causing the first treated water and the injected chemical to cause an agglomeration reaction; A channel-type sedimentation basin 500 which precipitates sludge while proceeding to a plug flow after the second treated water flows into the natural flow method; A chemical injection device 400 for injecting chemicals into the first reaction tank 310 and the second reaction tank 320; A first drainage well 200 provided in the settling basin 100 and a second drainage well 250 provided in the sedimentation basin 500 to reduce the water content of the first treated water and the second treated water; Dredged soil containing wastewater treatment, characterized in that it comprises ;; crane (600) that can collect and discharge the sludge in the entire sedimentation reservoir 500 while moving along the road 800 is formed to enable equipment operation in the sedimentation pond (500) This can be achieved by providing a facility.

In addition, the drug injection device 400 is the first drug injection device 410 with sodium hydroxide stock solution means, the second drug injection device 420 with aluminum sulfate stock solution means, the polymer stock solution means 434 And it may be characterized in that it comprises a third drug injection device 430 having a polymer solution storage means 432.

In addition, in the polymer solution storage means 432, the polymer stock solution injected from the polymer stock solution means 434 and the water injected from the water treatment facility 850 may be mixed to generate a polymer solution.

In addition, the drug injection device 400 may be disposed in close proximity to the work site can be characterized in that the length of the pipe can be shortened.

In addition, in the first reaction tank 310, the first treated water causes agglomeration reaction with the sodium hydroxide stock solution injected from the first chemical injection device 410 and the aluminum sulfate stock solution injected from the second chemical injection device 420. can do.

In addition, in the second reaction tank 320, the first treated water may be characterized by causing an agglomeration reaction with the polymer solution injected from the polymer solution storage means 432.

In addition, the first double crystal 200 and the second double crystal 250 may be characterized in that at least one.

In addition, the first drain crystal 200 and the second drain crystal 250 are formed in a porous plate structure having a plurality of holes 204 in the upper portion, and the first treatment water of the upper layer portion of the first drain crystal 200 is the first drain crystal. It may be introduced into the interior of the 200, and the second treatment water of the upper portion of the second drainage 250 may be characterized in that it can be introduced into the second drainage 250.

In addition, the first drainage well 200 and the second drainage well 250 are formed in a porous plate structure having a plurality of holes 204 at the bottom and the bottom thereof, so that the groundwater has a first drainage well 200 and a second drainage well 250. It may be characterized in that it can be introduced into the inside.

In addition, the first drainage well 200 further includes a drain pump 202 for discharging the first treated water introduced into the first reaction tank 310, and the second drainage well 250 has a secondary flowed into the inside. It may be characterized in that it further comprises a drain pump 202 for discharging the treated water out of the sedimentation basin 500.

In addition, the first drainage 200 and the second drainage 250 may be characterized in that it further comprises a level switch 750 for operating the drain pump 202.

In addition, the second drainage 250 is provided in the outlet and the middle portion of the sedimentation basin 500, the drainage pump 202 of the second drainage 250 is generated while the secondary treated water passes through the sedimentation basin 500 In addition, the sedimentation separation water introduced into the second drainage 250 may be discharged out of the sedimentation basin 500.

In addition, the crane 600 may be characterized in that the cargo crane.

And, the crane 600 may be characterized in that it further comprises a mobile sludge collection pump (650).

On the other hand, an object of the present invention as another category, the step of generating the first treated water by immersing the sedimentation sludge contained in the dredged soil containing sedimentary soil (100) (S410); Step S420 of first treatment water and groundwater flowing into the first drainage well 200 formed in the settlement 100; A drain pump 202 in the first drainage 200 flows first treated water and groundwater into the first reactor 310, and the chemical injection device 400 supplies the first reactor 310 and the second reactor 320. Injecting a drug into (S430); Generating a second treatment water by causing the first reaction tank 310 and the second reaction tank 320 to cause the first treated water and the injected chemical to cause an agglomeration reaction (S440); After the secondary treated water is introduced into the channel-type sedimentation basin 500 in a natural flow manner, the sludge contained in the secondary treated water is precipitated in the sedimentation basin 500 while proceeding to the plug flow (S450); Discharging the sedimentation water from which the precipitated sludge has been removed and the sedimentation water introduced into the second drainage well (250) (S460); A crane 600 that can move along the road 800 formed to enable the equipment to run in the sedimentation basin 500 to collect the sludge from the entire sedimentation basin 500 and discharge it to the sludge treatment facility (S470); And a sludge treatment facility for discharging the sludge to the dehydrated cake or the solidified sludge (S480). It can be achieved by providing a wastewater treatment method using a dredged soil containing wastewater treatment facility, characterized in that it comprises a.

In addition, between the step (S460) for discharging the sedimentation water and the step (S470) for discharging the sludge, the step (S465) for discharging the sedimentation water into the natural water system; may be further characterized.

In addition, the step of discharging the sedimentation separation water (S460) and the step of discharging the sludge (S470) may be characterized in that it can be made simultaneously or sequentially.

According to an embodiment of the present invention, the sedimentation basin and the sedimentation basin are separated, and the chemicals are injected into the primary treatment water that passed through the sedimentation basin, thereby increasing the precipitation efficiency in the sedimentation basin by the flocculation reaction.

In addition, by installing a drainage well in the settlement, the water content of the sludge is lowered, so that it is possible to efficiently collect and treat the sludge.

In addition, the sedimentation basin enables the plug flow of the channel type to secure an efficient sedimentation line, and the channel type sedimentation basin is designed in the form of a road that allows equipment to enter the equipment, and the crane moves along the road through the sludge collection pump mounted on the crane. It has the effect of allowing sludge to be collected throughout the sedimentation basin.

In addition, by installing a plurality of drainage wells in the outlet and the middle of the sedimentation basin, there is an effect that can selectively discharge the high-quality sedimentation separation water.

1 is a cross-sectional view showing the configuration of dredged soil containing wastewater treatment facility according to an embodiment of the present invention,
2 is a cross-sectional view showing the structure of the first and second drainage wells according to an embodiment of the present invention;
3 is a plan view showing a dredged soil containing wastewater treatment facility according to an embodiment of the present invention,
Figure 4 is a flow chart showing sequentially the dredged soil containing wastewater treatment process according to an embodiment of the present invention.

Wastewater Treatment Facility

1 is a cross-sectional view showing the configuration of the dredged soil containing wastewater treatment plant according to an embodiment of the present invention. Hereinafter, with reference to Figure 1 will be described in detail the dredged soil containing wastewater treatment plant of the present invention. As shown in FIG. 1, the dredged soil containing wastewater treatment facility includes a sedimentation basin 100, a first reactor 310 and a second reactor 320, a channel type sedimentation basin 500, a chemical injection device 400, and a first It consists of a drainage well 200, a second drainage well 250, and a crane 600.

The settling paper 100 is provided at the inlet of the dredged soil containing wastewater to sediment heavy sedimentation sludge contained in the wastewater to generate primary treated water. The wastewater treatment facility of the present invention has an advantage of improving the efficiency of the settler 100 and the settler 500 by separating and operating the settler 100 and the settler 500.

The first reaction tank 310 and the second reaction tank 320 cause the first treated water and the injected chemical to cause agglomeration reaction to generate the second treated water. Here, the primary treated water is introduced into the first reaction tank 310 by the drain pump 202 of the first drainage well 200 provided in the settling basin 100. The structure of the drainage well will be described in detail below. On the other hand, in the first reaction tank 310 and the first treatment water and the aqueous solution of sodium hydroxide injected from the first drug injection device 410 and the second chemical injection device 420 through the chemical pump 440 and Mixing by the stirrer 700 in the first reaction tank 310 causes an aggregation reaction. In addition, in the second reaction tank 320, the first treatment water is mixed with the polymer solution injected from the polymer solution storage means 432 by the stirrer 700 in the second reaction tank 320 to cause an agglomeration reaction. Through this flocculation reaction, the secondary treated water introduced into the sedimentation basin 500 flows along the sedimentation basin 500, thereby effectively depositing sludge.

The channel sedimentation basin 500 precipitates the sludge while proceeding to the plug flow after the secondary treated water is introduced in a gravity-flow manner. Natural oil refers to the flow of water along the natural slope due to the action of gravity. Here, the channel sedimentation basin 500 may be formed to be inclined toward the outlet of the sedimentation separation water in order to cause natural flow. That is, the secondary treated water proceeds with a plug flow of the sedimentation basin 500 of the channel type to secure an effective sedimentation copper line, thereby increasing the efficiency of sludge sedimentation.

The chemical injection device 400 injects the chemical into the first reaction tank 310 and the second reaction tank 320. Here, the chemical injection device 400 is the first chemical injection device 410 with sodium hydroxide stock solution means, the second chemical injection device 420 with aluminum sulfate stock solution means, polymer stock solution means 434 And a third chemical injection device 430 having a polymer solution storage means 432. Here, the aluminum sulfate of the second chemical injection device 420 is injected into the raw liquid has the advantage of reducing the cause of the chemical pump 440 failure due to the residue of the chemical packaging material. In the polymer solution storage means 432, the polymer stock solution injected from the polymer stock solution means 434 and the water injected from the water treatment facility 850 are mixed to generate a polymer solution. Since the polymer is stored in the liquid phase and mixed with water introduced from the water treatment facility 850 before being injected into the second reactor 320, solubility and cohesiveness of the polymer may be improved. On the other hand, the drug injection device 400 is preferably disposed close to the work site to shorten the length of the pipe. By shortening the length of the pipe 206 can improve the efficiency of the drug injection, there is an advantage that can solve the quantitative problem of the injected drug that may occur when the length of the pipe is long.

In order to reduce the water content of the primary treated water and the secondary treated water, the first drainage well 200 is provided in the settlement 100 and the second drainage well 250 is provided in the channel sedimentation basin 500. Here, it is preferable that at least one of the first double crystal 200 and the second double crystal 250.

2 is a cross-sectional view showing the structure of the first drain 200 and the second drain 250 according to an embodiment of the present invention. As shown in FIG. 2, the first drain crystal 200 and the second drain crystal 250 are formed in a porous plate structure having a plurality of holes 204 thereon, so that the first treatment of the upper portion of the first drain crystal 200 is performed. Water may flow into the first drainage well 200, and the second treatment water of the upper portion of the second drainage well 250 may flow into the second wastewater well 250. In addition, the first drainage well 200 and the second drainage well 250 are formed in a porous plate structure having a plurality of holes 204 at the bottom and the bottom, so that the groundwater has a first drainage well 200 and a second drainage well 250. Has a structure that can flow into the interior of the. On the other hand, the first drainage well 200 is configured to further include a drain pump 202 for discharging the first treated water introduced into the first reaction tank (310). The second drainage well 250 further includes a drainage pump 202 for discharging the secondary treated water introduced into the sedimentation basin 500. Then, the first drainage 200 and the second drainage 250 operate the drain pump 202 by the level switch 750 provided therein. And, the second drainage 250 is provided in the outlet and the middle portion of the sedimentation basin 500, the sewage pump 202 of the second drainage 250 is the sedimentation separation water generated while the secondary treated water passes through the sedimentation basin 500 It serves to discharge the sedimentation separation water introduced into the second drainage tank 250 out of the sedimentation basin 500. On the other hand, the sedimentation separation water not introduced into the second drainage 250 is discharged to the natural water system as a natural oil.

Primary treatment water generated in the settling basin 100 is introduced into the drainage well through the hole 204 formed in the first drainage well 200. On the other hand, through the hole 204 formed in the bottom of the first drainage well 200, the groundwater contained in the settlement 100 is introduced. When the first treatment water and ground water flows in and the water level in the drainage well increases and reaches a certain level, the level switch 750 operates to operate the drainage pump 202 in the first drainage well 200. The drain pump 202 is a mixture of the primary treated water and groundwater in the first drainage tank 200 to the first reactor 310 through a pipe 206 connecting the drain pump 202 and the first reactor 310. Inflow.

The crane 600 collects and discharges sludge from the sedimentation basin 500 while moving along the road 800 formed to enable the equipment to run in the sedimentation basin 500. Here, the crane 600 may be a cargo crane. In addition, the crane 600 may further include a mobile sludge collection pump 650. As shown in FIG. 1, the road 800 through which the crane 600 may move may be formed along a hill formed higher than the settlement 100. On the other hand, the sludge collected by the crane 600 is sent to the sludge treatment facility (not shown) through the sludge collection pump 650.

3 is a plan view showing a dredged soil containing wastewater treatment facility according to an embodiment of the present invention. Hereinafter, with reference to Figure 3 will be described in detail the operation of each component of the present invention according to the movement route of the dredged soil containing wastewater.

Wastewater introduced into the settling paper 100 is removed by heavy settling sludge by the settling paper 100. After the heavy sedimentation sludge is removed, the first treatment water is introduced into the first drainage well 200, and then flows into the first reactor 310 along the pipe 206 connected to the drainage pump 202 in the first wastewater well 200. . In the first reaction tank 310, the first treated water causes an agglomeration reaction with the sodium hydroxide stock solution injected into the first chemical injection device 410 and the aluminum sulfate stock solution injected from the second chemical injection device 420, and after 1 agglomeration reaction, The primary treated water flows into the second reactor 320. The primary treated water introduced into the second reaction tank 320 causes agglomeration reaction with the polymer solution introduced from the third chemical injection device 430 to generate the secondary treated water. The secondary treated water is introduced into the channel sedimentation basin 500, and the introduced secondary treated water moves along the direction of the arrow in FIG. 3, and sludges in the secondary treated water are deposited at the bottom of the sedimentation basin 500. At this time, the sedimentation separation water from which sludge has been removed is introduced into the second drainage tank 250 installed at the middle and outlet portions of the sedimentation basin 500, and the introduced sedimentation separation water is discharged out of the sedimentation basin 500 by the drain pump 202. . Meanwhile, the sedimentation separation water from which sludge is removed while moving along the sedimentation basin 500 is discharged out of the sedimentation basin 500 through the outlet of the sedimentation basin 500. In addition, the sludge accumulated at the bottom of the sedimentation basin 500 is collected through a mobile sludge collection pump 650 mounted on a crane 600 that can move along the road 800 installed in the sedimentation basin 500 and is discharged to the sludge treatment facility. . On the other hand, the sludge introduced into the sludge treatment plant is discharged in the form of dewatered cake or solidified sludge.

<Waste water treatment method>

Figure 4 is a flow chart showing sequentially the dredged soil containing wastewater treatment process according to an embodiment of the present invention. As shown in FIG. 4, each step of the wastewater treatment method is performed as follows. First, the sedimentation basin 100 sediments the sedimentation sludge contained in the dredged soil containing wastewater to generate the primary treated water (S410).

Next, the first treated water and the groundwater flow into the first drainage well 200 formed in the settlement 100 (S420).

Next, the drain pump 202 in the first drainage 200 flows the first treated water and groundwater into the first reactor 310, and the chemical injection device 400 supplies the first reactor 310 and the second reactor. Inject the medicine into the 320 (S430).

Next, the first reaction tank 310 and the second reaction tank 320 causes the first treated water and the injected chemical to cause agglomeration reaction to generate the second treated water (S440).

Next, after the secondary treated water flows into the channel sedimentation basin 500 in a natural flow manner, sludge contained in the secondary treated water is precipitated in the sedimentation basin 500 while proceeding to a plug flow (S450).

Next, the sedimentation water from which the sludge has been removed and the sedimentation water introduced into the second drainage tank 250 are discharged out of the sedimentation basin 500 (S460).

Next, the crane 600 which can move along the road 800 formed to enable the equipment to run in the sedimentation basin 500 collects sludge from the entire sedimentation basin 500 and discharges it to the sludge treatment facility (S470).

Finally, the sludge treatment plant discharges the sludge to dehydrated cake or solidified sludge (S480).

In addition, between the step (S460) for discharging the sedimentation water and the step (S470) for discharging the sludge, the step (S465) for discharging the sedimentation water into the natural water system; may be further included.

On the other hand, the step of discharging the sedimentation water (S460) and the step of discharging the sludge (S470) may be made simultaneously or sequentially. Components and operations at each stage of the wastewater treatment method are similar to those described in the wastewater treatment plant, and thus detailed descriptions thereof are omitted.

Although the technical spirit of the present invention has been described above with reference to the accompanying drawings, this is intended to exemplarily describe the best embodiment of the present invention, but not to limit the present invention. In addition, it is obvious that any person skilled in the art may make various modifications and imitations without departing from the scope of the technical idea of the present invention.

100: settlement
200: first double correction
202: drain pump
204: hall
206: piping
250: second double correction
310: first reactor
320: second reactor
400: chemical injection device
410: First drug injection device
420: second chemical injection device
430: third drug injection device
432: polymer solution storage means
434: polymer stock solution means
440: Chemical Pump
500: sedimentation basin
600: Crane
650: mobile sludge collection pump
700: Stirrer
750 level switch
800: road
850: Water treatment facility

Claims (17)

A settling basin 100 provided in the inlet of the dredged soil containing wastewater, to settle the sedimentation sludge contained in the wastewater to generate primary treated water;
A first reaction tank 310 and a second reaction tank 320 to generate a second treatment water by causing the first treated water and the injected medicine to cause an agglomeration reaction;
A channel-type sedimentation basin 500 for depositing sludge while proceeding with a plug flow after the secondary treated water is introduced in a natural flow method;
A chemical injection device (400) for injecting the chemical into the first reaction tank (310) and the second reaction tank (320);
A first drainage well (200) provided in the settling basin (100) and a second drainage well (250) provided in the settling basin (500) to reduce the water content of the first treated water and the second treated water; And
And a crane (600) capable of collecting and discharging the sludge from the entire sedimentation basin (500) while moving along the road (800) formed to allow equipment to run in the sedimentation basin (500).
The chemical injection device 400 includes a first chemical injection device 410 with sodium hydroxide stock solution, a second chemical injection device 420 with aluminum sulfate stock solution, a polymer stock storage means 434 and Dredged soil containing wastewater treatment facility comprising a third chemical injection device (430) having a polymer solution storage means (432). delete The method of claim 1,
In the polymer solution storage means 432,
Dredged soil containing wastewater treatment facility characterized in that the polymer stock solution injected from the polymer stock solution storage means (434) and the water injected from the water treatment facility (850) is mixed to produce a polymer solution.
The method of claim 1,
The drug injection device 400 is disposed in close proximity to the work site, dredged soil containing wastewater treatment facility, characterized in that to shorten the length of the pipe.
The method of claim 1,
In the first reactor 310
Dredged soil containing wastewater treatment characterized in that the primary treated water causes agglomeration reaction with the sodium hydroxide stock solution injected from the first drug injection device 410 and the aluminum sulfate stock solution injected from the second drug injection device 420. facility.
The method of claim 1,
In the second reactor 320,
Dredged soil containing wastewater treatment facility characterized in that the primary treated water causes an agglomeration reaction with the polymer solution injected from the polymer solution storage means (432).
The method of claim 1,
Dredged soil containing wastewater treatment facility, characterized in that at least one of the first drainage 200 and the second drainage 250.
The method of claim 1,
The first double crystal 200 and the second double crystal 250,
It is formed in a porous plate structure having a plurality of holes 204 in the upper portion may be the first treated water of the upper portion of the first drainage 200 200 flows into the first drainage 200,
Dredged soil containing wastewater treatment facility, characterized in that the secondary treatment water of the upper portion of the second drainage 250 can be introduced into the second wastewater (250).
The method of claim 1,
The first double crystal 200 and the second double crystal 250,
It is formed of a porous plate structure having a plurality of holes 204 at the bottom and the bottom, containing ground dredged soil, characterized in that the groundwater can be introduced into the first drain 200 and the second drain 250 Wastewater treatment facility.
The method of claim 1,
The first drainage well 200 further includes a drain pump 202 for discharging the first treated water introduced into the first reaction tank 310.
The second drainage well (250) further includes a dredged soil containing wastewater treatment facility, characterized in that it further comprises a drain pump (202) for discharging the secondary treated water introduced into the sedimentation basin (500).
The method of claim 1,
Inside the first double crystal 200 and the second double crystal 250,
Dredged soil containing wastewater treatment facility further comprises a level switch (750) capable of operating the drain pump (202).
The method of claim 1,
The second drainage 250 is provided in the outlet and the middle portion of the sedimentation basin 500,
The drainage pump 202 of the second drainage 250 is generated while the secondary treated water is passed through the settling basin 500, and the sedimentation separation water introduced into the second drainage 250 is the settling basin 500. A dredged soil containing wastewater treatment facility, characterized in that discharged outside.
The method of claim 1,
The crane 600 is dredged soil containing wastewater treatment facility, characterized in that the cargo crane.
The method of claim 1,
The crane 600 is dredged soil containing wastewater treatment facility, characterized in that it further comprises a mobile sludge collection pump (650).
Generating the first treated water by immersing the sedimentation sludge contained in the dredged sedimentary earth-containing waste water (S410);
Step S420 of introducing the first treated water and the groundwater into the first drainage well 200 formed in the settlement 100;
A drain pump 202 in the first drainage 200 flows the first treated water and groundwater into the first reactor 310, and the chemical injection device 400 supplies the first reactor 310 and the second reactor. Injecting a drug into the 320 (S430);
Generating a second treatment water by causing the first reaction tank 310 and the second reaction tank 320 to cause the first treated water and the injected chemical to cause an agglomeration reaction (S440);
After the secondary treated water flows into the waterway-type sedimentation basin 500 in a natural flow manner, the sludge contained in the secondary treated water is precipitated in the sedimentation basin 500 while proceeding to the plug flow (S450);
Discharging the sedimentation water from which the precipitated sludge has been removed and the sedimentation water introduced into the second drainage well (250) (S460);
A crane 600 which can move along the road 800 formed to enable the equipment to run in the sedimentation basin 500, collecting the sludge from the entire sedimentation basin 500 and discharging it to a sludge treatment facility (S470); And
And discharging the sludge to the dewatering cake or the solidified sludge (S480). The wastewater treatment method using the dredged soil containing wastewater treatment facility comprising the sludge treatment facility.
16. The method of claim 15,
Between the step of discharging the sedimentation separation water (S460) and the step of discharging the sludge (S470),
The sedimentation separation water is discharged to the natural water system (S465); Wastewater treatment method using a dredged soil containing wastewater treatment facility further comprising.
17. The method according to claim 15 or 16,
The step of discharging the sedimentation separation water (S460) and the step of discharging the sludge (S470) is a wastewater treatment method using a dredged soil containing wastewater treatment facility, characterized in that it can be made simultaneously or sequentially.

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