KR100736864B1 - A treatment facilities and method of high concentrated wastewater - Google Patents

Abstract

A facility and a method for treating wastewater of high concentration are provided to inject waste water of high concentration to a sewage treatment plant after preliminary treatment for helping purification treatment of the sewage treatment plant according to discharge water quality. A facility for treating highly concentrated wastewater includes a filtering unit(10) formed with an inlet(2) for inserting waste water of a high concentration and upper and lower inside spaces(4,6), wherein the filtering unit is formed of a porous material so that water of a high gravity is filtered from the upper space to the lower one. An outlet(16) is formed at an upper end of a side surface of the filtering unit for discharging fibroid materials and oil fat of gravity lower than the water. A scum destroy unit(18) is mounted at the upper end for inhaling and crushing scum generated by the waste water of high concentration. An anion generator(22) is mounted at a lower end of the lower space and connected to an air diffuser(20) for generating anions to be supplied to the air diffuser.

Description

Wastewater Treatment Purification System and Method {A TREATMENT FACILITIES AND METHOD OF HIGH CONCENTRATED WASTEWATER}

1 is a front view of a wastewater treatment purification apparatus according to the present invention,

Figure 2 is a side view for explaining the wastewater transport path in the wastewater treatment purification apparatus according to the present invention,

3 is a view for explaining the diffuser applied to the wastewater treatment purification apparatus according to the present invention,

4 is a view for explaining the high concentration wastewater treatment and odor air removal apparatus applied to the wastewater treatment purification apparatus according to the present invention,

5 is an operation flowchart illustrating a wastewater treatment purification method according to the present invention.

*** Explanation of symbols on main parts of drawing ***

100: wastewater treatment purification device

2: Input port 4, 6: Upper and lower space

8: water 10: filtration means

12: fiber 14: milk fat

16 conveying port 18: scum destruction means

18a: motor 18b: fan

18c: cutter 20: diffuser

22: anion supply means 22a: anion generating unit

22b: compressor 22c: heater

24: inspection window 26: bubble generator

28: high concentration wastewater treatment device 28a: negative ion generator

28b: release furnace 28c: deodorization suction fan

28d: filtering means 28e: outlet

30, 28f: support member 32: wastewater transfer pipe

The present invention relates to a wastewater treatment purification apparatus and a method thereof.

More specifically, before the high concentration wastewater is introduced into the sewage treatment plant, the high concentration wastewater is first purified and then introduced into the sewage treatment plant, and the purified wastewater is purified again to meet the standard values suitable for the discharge water quality and then discharged. It relates to a wastewater treatment purification apparatus and a method thereof.

Sewage generated in connection with human daily life is treated in sewage purification facilities, septic tanks, sewage and wastewater treatment facilities installed in homes and industries, and agricultural and industrial wastewater treatment facilities.

Sources of wastewater and wastewater related to human life are toilets, baths and kitchens in general households and restaurants. The amount of sewage generated is proportional to the amount of water used, and the main sources of sewage are the water used during flushing toilets and daily life. The amount of sewage generated continues to increase with the increase of pollutants and water supply. Since 2000, the law on sewage, manure and livestock wastewater has regulated 10ppm regardless of the treatment capacity of sewage purification facilities.

In addition, due to industrial development, population concentration and urban diversification, the demand for water is required in large quantities. In particular, recently, large-scale apartments have been intensively increased in certain areas. Most household sewage discharged from homes is transferred to sewage treatment plants, which have been properly treated at sewage treatment plants and discharged to discharged water.

However, only a few sewage treatment facilities currently installed in metropolitan areas can handle only a fraction of the total domestic wastewater discharged. In addition, due to the excessive use of detergents and synthetic detergents, domestic sewage itself is discharged because it contains a large amount of substances that are difficult to be biologically decomposed.

The activated sludge method, which is widely used at home and abroad, is an excessively large site area, construction cost, and operation cost of the treatment plant and requires high maintenance technology. In addition, there is a problem that the sludge treatment costs due to excessive sludge generation further increases the waste water treatment costs. In addition, the removal rate of eutrophication agents such as nitrogen and phosphorus is 10-30%, and the treatment efficiency is very low, resulting in water pollution such as rivers, ports, and reservoirs due to secondary pollution.

The present invention has been made to solve the problems of the prior art as described above, the object of the present invention is to purify the high concentration wastewater to be put into the sewage terminal treatment plant before the high concentration wastewater is introduced into the sewage treatment plant. The present invention provides a wastewater treatment and purification method for purifying the wastewater to be discharged after purifying it according to a standard value suitable for the discharged water quality.

One embodiment of the present invention proposed to solve the above technical problem, in the wastewater treatment purification apparatus for purifying a high concentration of wastewater, an inlet for high concentration wastewater is formed, it is provided to form a space up and down And, the filtering means consisting of a porous member for filtering only the water with a high specific gravity of the high concentration wastewater introduced into the upper space through the inlet is provided in the lower space, the return port for discharging the fiber and milk fat lower than the water is provided on the side top And a scum destructive means for sucking and crushing and discharging scum generated by the high concentration wastewater, and generating negative ions so that the negative ions are supplied to the diffuser provided at the lower end of the lower space formed by the filtering means. Generating means for the diffuser It characterized in that provided is connected.

The scum breaking means includes a motor, a fan that rotates as the motor is rotated to suck scum generated by high concentration wastewater, and a cutter which rotates as the fan rotates to scatter the scum sucked in. It features.

The negative ion generating unit may include a negative ion generating unit generating negative ions, a compressor mixing air with the negative ions generated in the negative ion generating unit, and introducing the negative ions through the compressor. It is characterized by including a heater for raising the temperature of the air.

In addition, the present invention is connected to one or two or more wastewater treatment device, and the wastewater transfer pipe is passed through the filtering means from the lower space so that the water filtered by the filtering means is introduced into the wastewater purification apparatus connected in succession. It extends and forms into the space and is connected to an adjacent wastewater treatment purification device.

Preferably, the wastewater treatment and purification apparatus is provided with a water level check window so as to check the input amount of the high concentration wastewater introduced therein.

The present invention is characterized in that a plurality of bubble generators for discharging air and negative ions introduced through the compressor into the bubbles are connected to the diffuser.

In addition, the present invention is connected to the conveyance port, it is preferable that a high concentration wastewater treatment apparatus for treating and discharging the high concentration wastewater and odor air introduced through the conveyance port.

The high concentration wastewater treatment device is provided such that an anion generator, which is mixed with malodorous air and removes malodors, is connected to the malodorous air discharge path, and is provided with a deodorization suction fan which releases the air from which malodors are removed by combining with the anion. A porous member for discharging only the malodorous air is provided at the upper end, and a discharge port for discharging high concentration wastewater in the form of a gel to the outside is provided at the lower end.

It is preferable that the said porous member is coral stone.

It is preferable that the said porous member is supported by the net-shaped support member.

In addition, another embodiment of the present invention, in the wastewater treatment purification method for purifying the high concentration wastewater, (1) the process of high concentration wastewater is introduced through the inlet provided in the upper end; (2) filtering only water having a high specific gravity among the high concentration wastewater introduced into the upper space through the inlet to the lower space through the filtering means; (3) the fiber and milk fat having a lower specific gravity than the water is discharged to the conveying port; (4) a step of inhaling, crushing, and dispersing bubbles generated by the high concentration wastewater; And (5) supplying anions to the diffuser provided at the lower end of the lower space formed by the filtering means.

In addition, the air supplied to the acid pipe together with the anion in the step (5) is preferably supplied in a state warmed by the heater.

The filtered water in the step (2) is introduced into the inlet of the waste water treatment and purification apparatus connected in succession, it is characterized in that the purification process is performed again by the steps (1) to (5).

In addition, the air and the negative ions introduced through the step (5) is characterized in that the bubble generator is converted into the bubble is released.

And, the wastewater treatment and purification method, when the high concentration of wastewater and malodorous air in the form of gel through the conveying port to release the anion into the malodorous air discharge passage to remove the malodorous air from the malodorous air and to release to the atmosphere It is preferable to further include a high concentration wastewater treatment process including the step of discharging the high concentration wastewater in the form of gel.

As used herein, "high concentration wastewater" means waste water of 500 Mg / L or more BOD.

Hereinafter, a wastewater treatment purification apparatus will be described in detail with reference to the accompanying drawings.

1 is a front view of a wastewater treatment purification apparatus according to the present invention, Figure 2 is a side view for explaining the wastewater transport path in the wastewater treatment purification apparatus according to the present invention, Figure 3 is applied to the wastewater treatment purification apparatus according to the present invention 4 is a view for explaining the diffuser, Figure 4 is a view for explaining the high concentration wastewater treatment and odor air removal apparatus applied to the wastewater treatment purification apparatus according to the present invention.

Wastewater treatment and purification apparatus according to the present invention, as shown in the accompanying drawings, the inlet (2) is formed is a high concentration wastewater input, is provided to form a space (4) (6) up and down, The filtering means 10 is formed of a porous member for filtering only the water 8 having a high specific gravity from the high concentration wastewater introduced into the upper space 4 through the inlet 2 into the lower space 6. The porous member of the filtration means 10 is preferably coral stone, and is supported by a support member 30 having a net shape fixed to the side wall of the wastewater treatment and purification apparatus 100.

In addition, a conveyance port 16 for discharging the fiber 12 and the milk fat 14 having a specific gravity lower than that of the water is provided at the upper side, and the scum generated by the high concentration wastewater is crushed by suction to crush the high concentration wastewater outlet 18d. A scum destructive means 18 for discharging to the upper side is provided at the upper end, and anions are supplied to generate an anion to be supplied to the diffuser 20 provided at the lower end of the lower space 6 formed by the filtering means 10. Means 22 are provided in connection with the diffuser 20.

The scum destroying means 18 is a motor 18a, a fan 18b that rotates as the motor 18a rotates, and sucks scum generated by high concentration wastewater, and the fan 18b rotates. And a cutter 18c for crushing the scum that is rotated and sucked, and a high concentration wastewater outlet 18d for discharging the scum crushed by the cutter 18c to the high concentration wastewater treatment apparatus 28.

In addition, the anion supply means 22 is a negative ion generating unit 22a for generating negative ions and a compressor for mixing the air generated in the negative ions generated in the negative ion generating unit 22a to be introduced into the diffuser 20 ( Compressor 22b and heater 22c for raising the temperature of the air mixed with the anion which passed through the compressor 22b are included. At this time, the heater 22c is made of a hot wire.

At this time, the present invention is one or two or more wastewater treatment and purification apparatus 100 is connected in series, as shown in Figure 2, the water filtered by the filtering means (10) connected in succession wastewater purification A wastewater feed pipe 24 is formed to extend from the lower space 6 to the upper space 4 through the filtration means 10 so as to be introduced into the apparatus 100 so as to be connected to an adjacent wastewater treatment purification apparatus.

In addition, the wastewater treatment and purification apparatus 100 is provided with a water level check window 24 for checking the water level so as to check the input amount of the high concentration wastewater introduced into the interior, as shown in FIG. 1.

In addition, as illustrated in FIG. 3, a plurality of bubble generators 26 for discharging air and anions introduced through the compressor 22b into bubbles are provided in connection with the diffuser 20.

And, as shown in FIG. 4, an inlet 28g is connected to the high concentration wastewater outlet 18d of the scum destructor 18, and high concentration wastewater and odor introduced through the high concentration wastewater outlet 18d. A high concentration wastewater treatment apparatus 28 for treating and discharging air is further provided.

The high concentration wastewater treatment device 28 is provided with an inlet 28g and an anion generator 28a, which is mixed with malodorous air and removes malodors, to be connected to the malodorous air discharge passage 28b, and is combined with the anion to prevent malodor. A deodorization suction fan 28c for discharging the removed air to the atmosphere is provided, and a porous member 28d for discharging only the odorous air is provided at the upper end, and an outlet for discharging the gel-type high concentration wastewater to the outside. 28e is provided in the lower end part.

Preferably, the porous member of the filtering means 28d is coral stone, and the porous member 28d is supported by a net support member 28f.

The wastewater treatment purification method of the wastewater treatment purification apparatus according to the present invention configured as described above is as follows.

5 is an operation flowchart illustrating a wastewater treatment purification method according to the present invention.

Wastewater treatment purification method using a wastewater treatment purification apparatus according to the present invention is a high concentration wastewater through the inlet provided in the upper end of the wastewater treatment purification apparatus 100 according to the operator's operation as shown in Figure 1 and FIG. If it is added (S100), only the water 8 having a high specific gravity among the high concentration wastewater introduced into the upper space 4 is filtered into the lower space 6 through the filtering means 10 (S110).

In addition, the fiber 12 and the milk fat 14 having a lower specific gravity than the water 8 are discharged to the conveyance port 16 (S120).

At this time, scum may be generated by the high concentration wastewater, and the scum is sucked by the fan 18b of the scum destroying means 18, and the sucked scum is crushed and discharged by the cutter 18c (S130). . That is, when a high concentration wastewater treatment is performed and a driving current is supplied from the outside to the scum destruction means 18, the motor 18a is first rotated, and thus the fan 18b and the cutter 18c are rotated to crush the scum. Thereafter, the process of discharging the high concentration wastewater treatment device 28 is performed (S130).

Finally, according to the operator's operation, the negative ion generator 22a of the negative ion supply means 22 generates negative ions, and the negative ions thus generated are mixed with air by the compressor 22b while passing through the compressor 22b. It is supplied to the diffuser 20 provided in the lower end of the lower space 6 formed by the filtering means 10 (S140).

At this time, the air supplied to the diffuser 20 with negative ions through the compressor 22b passes through the heater 22c and is warmed by the heater, and the air warmed by the heater 22c is diffused by the diffuser 20. Bubbles are converted into bubbles by the bubble generator 26 connected to) and discharged into the lower space 6. Therefore, the warmed air moves quickly in the upward direction due to its characteristics, and the warmed air moved upwards is introduced into the filtering means 10 of the porous member so that the floating material is not filled in the gap of the porous member so that the water is easily filtered. Be sure to

In addition, by warming the air discharged into the lower space 6 as described above, the fiber 12 and the milk fat 14 are easily moved upward while colliding with the hot air.

In addition, by warming the air discharged to the lower space (6) as described above, even if the weather falls below zero, such as winter, it is possible to prevent the wastewater treatment purification apparatus 100 freeze in advance.

Meanwhile, the wastewater that has undergone the wastewater treatment purification process as described above is introduced into the inlet 2 of the wastewater treatment purification apparatus 100 connected in series by the wastewater transfer pipe 32 as shown in FIG. 2. The process from S100 to S140 is performed again so that the wastewater treatment purification process is performed again. That is, the at least one wastewater treatment purification apparatus 100 is successively connected by the wastewater transfer pipe 32 and repeatedly purged until the high concentration wastewater is purified to meet the discharged water quality. To be done. The number of wastewater treatment purification apparatuses 100 connected to each other will be determined according to the quality of the discharged water as described above.

At this time, if the wastewater treatment volume is to be purified two to three times faster than normal, even if the chemical (forima) is purged by adding less than 1/4 or 1/4, which is less than the standard value It can be cleansed.

In addition, the high concentration wastewater and odor air in the gel form that has been purified through the wastewater treatment purification apparatus 100 are introduced into the inlet 28g of the high concentration wastewater treatment apparatus 28 through the high concentration wastewater discharge port 18d. Then, the deodorization suction fan 28c of the high concentration wastewater treatment device 28 is driven to suck odor air upward through the porous member 28d, and then anion is generated through the negative ion generator 28a to release the odor air 28b. ) So that the odor can be removed from the odor air and then released into the atmosphere. On the other hand, the high concentration wastewater in the form of a gel (gel) is discharged to the outside through the outlet 28e so that a separate treatment such as incineration is made. That is, since the anion has an excellent effect on deodorizing the ammonia-based odor, the ammonia-based odor contained in the air to be discharged when the livestock waste water is purified is removed.

The present invention is not limited to the above embodiments, and various modifications and changes can be made by those skilled in the art, which are included in the spirit and scope of the present invention included in the appended claims.

The present invention having the above-described constitution and action and preferred embodiment is purified by firstly purifying the high concentration wastewater using a natural friendly method and then entering the sewage terminal treatment plant before the high concentration wastewater is introduced into the sewage treatment plant. The waste water is purified again to be discharged after purifying to a standard value suitable for the discharge water quality.

In addition, the present invention has the effect of enabling the efficient wastewater post-treatment process in a state where there is no problem in the sewage terminal treatment plant by primarily purifying the high concentration wastewater.

In addition, the present invention has the effect of reducing the time required to purify the high concentration wastewater once or twice or more, in the sewage terminal treatment plant to purify the high concentration wastewater according to the appropriate standard for the discharge water quality.

In addition, the present invention, even if the high concentration of wastewater to be treated at a time during the process of purifying the high concentration wastewater or the purification process in the sewage treatment plant, or when the purification treatment should be performed in a short time, It is effective to improve the purification efficiency of high concentration wastewater.

In addition, the present invention has an effect of preventing secondary pollution due to the purification chemicals by using less than 1/4 or 1/4 of the amount of the purification chemicals, forima, less than the reference value.

In addition, the present invention has the effect of being able to purify livestock wastewater in addition to domestic wastewater.

Claims (15)

In the wastewater treatment purification apparatus for purifying high concentration wastewater, Inlet port for high concentration wastewater is formed. It is provided to form a space up and down, the filtering means consisting of a porous member for filtering only water having a high specific gravity of the high concentration wastewater introduced into the upper space through the inlet to the lower space, The transport port for discharging the fiber and milk fat having a lower specific gravity than the water is provided on the upper side, Scum destructive means for suctioning, crushing and dispersing bubbles generated by the high concentration wastewater is provided at the upper end, And anion generating means connected to the diffuser so as to generate negative ions and be supplied to the diffuser provided in the lower end of the lower space formed by the filtering means. The method of claim 1, wherein the scum destruction means, A motor, a fan rotated as the motor is rotated to suck scum generated by the high concentration wastewater, and a cutter which rotates as the fan is rotated to scatter the sucked scum; Device. The method of claim 1, wherein the anion supply means, Anion generating unit for generating negative ions, a compressor for mixing air into the negative ions generated in the negative ion generating unit to be introduced into the diffuser, and to increase the temperature of the air mixed with the negative ions passing through the compressor Waste water treatment purification apparatus comprising a heater for. The method of claim 1, One or more wastewater treatment purification apparatuses are connected in series, and the wastewater transfer pipe extends from the lower space to the upper space so that the water filtered by the filtering means is introduced into the wastewater purification apparatus connected in series. Wastewater treatment purifier, characterized in that it is provided to be connected to the adjacent wastewater treatment purifier. According to claim 4, The wastewater treatment device, And a check window for checking the water level so as to check the input amount of the high concentration wastewater introduced into the wastewater treatment system. The method of claim 3, wherein And a plurality of bubble generators for discharging air and negative ions introduced through the compressor into the bubbles in connection with the diffuser. The method of claim 1, It is connected to the conveying port, wastewater treatment and purification device characterized in that there is further provided a high concentration wastewater treatment apparatus for processing and discharge the high concentration wastewater and odor air introduced through the conveying port. According to claim 7, The high concentration wastewater treatment apparatus, An anion generator, which is mixed with malodorous air and removes malodor, is provided to be connected to the malodorous air discharge passage. In combination with the anion is provided a deodorization suction fan for releasing odor-free air to the atmosphere, A porous member for discharging only the malodorous air is provided at the upper end, Waste water treatment and purification apparatus characterized in that the discharge port for discharging the high concentration wastewater in the form of a gel (gel) is provided at the lower end. The porous member according to claim 1 or 8, wherein Waste water treatment purification apparatus characterized in that the coral stone. The method of claim 9, wherein the porous member, Waste water treatment purification apparatus characterized in that supported by the support member in the form of a net. In the wastewater treatment purification method for purifying high concentration wastewater, (1) a high concentration of wastewater is introduced through the inlet provided in the upper end; (2) filtering only water having a high specific gravity among the high concentration wastewater introduced into the upper space through the inlet to the lower space through the filtering means; (3) the fiber and milk fat having a lower specific gravity than the water is discharged to the conveying port; (4) sucking, crushing and discharging scum generated by the high concentration wastewater; And (5) a process in which anions are supplied to the diffuser provided in the lower end of the lower space formed by the filtering means; Waste water treatment purification method comprising the. The method of claim 11, wherein the air supplied to the diffuser with anion in the process (5), The wastewater treatment purification method characterized by being supplied in the state heated by the heater. The method of claim 11, wherein the water filtered in the step (2), A wastewater treatment purification method characterized in that it is introduced into the inlet of the wastewater treatment purification apparatus connected in succession to be re-processed from (1) to (5) to perform the purification process. 13. The method of claim 12, wherein the air and anion introduced through the process (5), Waste water treatment purification method characterized in that the bubble generator is converted to the bubble is released. The method of claim 14, wherein the wastewater treatment purification method, When the high concentration wastewater and malodorous air are introduced through the high concentration wastewater outlet, anion is released to the malodorous air discharge furnace to remove the malodor from the malodorous air and then to the atmosphere; The wastewater treatment and purification method further comprising a high concentration wastewater treatment process comprising the step of discharging the high concentration wastewater in the form of a gel.

Images