KR20190061556A - Toxic gas purifier and purification method - Google Patents

Abstract

The present invention relates to a technology for removing colored smoke generated during toxic gas purification process with smoke control agents, decomposing sludge generated by mixing of smoke and colored smoke into decomposed products, and utilizing the decomposed compound as smoke control agents. Specifically, the toxic gas purifier of the present invention comprises: a body (111); a tubular waste gas supply pipe (112) formed in the middle and into which the toxic gas enters; a purified gas discharge pipe (113) formed at an upper side of the body and having a tubular shape and through which the purified gas purified is discharged; an injection nozzle (114) formed in the body and injecting purified water; and a water tank (115) formed on a lower side inside the body and collecting contaminated water.

Description

TECHNICAL FIELD The present invention relates to a toxic gas purifying apparatus and a toxic gas purifying method,

The present invention relates to a technique for removing colored smoke generated during a toxic gas purification process with smoke, decomposing sludge generated by mixing smoke and colored smoke into decomposed products, and using the decomposed compound as smoke .

Patent invention 001 discloses a method for purifying waste gases from a CVD and plasma process, comprising a burner and a combustion chamber for generating a combustible gas flame for pyrolysis or oxidation of toxic substances, Specifically, the liquid is finely dispersed and supplied directly to the combustion stall that fills the space on the burner and the combustible gas flame, and the flow of the burned off gas is discharged from the combustion chamber through the combustion chamber space filled with the finely dispersed liquid, Suggesting that a liquid film is formed on the combustion chamber wall and liquid flowing downward from the wall is discharged near the bottom of the combustion chamber.

Patent invention 002 discloses a process for the production of a water-soluble reaction product, which is carried out through thermal conversion in a reaction chamber and subsequently followed by a reaction product treatment with a sorbent in a cleaning device to combine the water-soluble reaction product and dissolve the solid- To an apparatus for purifying toxic gases. Specifically, the reaction chamber 1 is composed of an outer wall and inner walls 2 and 3, and the inner wall 3 is narrowed in the form of a funnel at a predetermined angle as it goes down. The inner surface of the inner wall 3 of the reaction chamber 1 having the unit for heat treatment of the toxic gas is narrowed downward and has a water film 4 uniformly flowing downward, The outside of the inner wall is surrounded by a water jacket and the waste gas outlet 11 and the water circuit connecting portion 12 are disposed at the lower end of the inner wall 3 which becomes narrower and narrower have.

Patent Invention 003 relates to a toxic gas purifying apparatus of an incinerator capable of removing toxic and odor contained in exhaust gas generated when incineration of trash or industrial waste is carried out. And a water injection nozzle is installed on the exhaust passage to remove dust and soot from the exhaust gas. This is because the toxic gas and the odor are discharged through the communication, thereby causing air pollution. Therefore, in the incinerator comprising the incinerator, the dust collector, the heat exchanger, the ballast, the bag filter, the fan and the communication, the incinerator is coupled to the one side of the incinerator with the sealing plate having the discharge hole formed below the hopper, In the shaft vertically attached to the center of the cylindrical carver, there is provided a powder medicine sprayer having a fixed rotating plate fixed with a plurality of stones at a predetermined interval with a stirring blade, and the outlet pipe of the rotor base of the powder medicine sprayer connects the stabilizer and the bag filter Connect the connecting pipe to the feed hose, connect the air pump, the discharge pipe and the upper part of the hopper to the air supply pipe, spray the lime powder contained in the air pump into the connecting pipe connecting the ballast and the bag filter by the air pump air pressure, Toxic and odor contained in the product can be removed by neutralization.

The patent invention 004 relates to a device for automatically purifying toxic fumes and contaminated industrial water which are inevitably generated in an industrial site using toxic chemicals and more specifically, An industrial water storage tank 7-1 in which a water supply pipe 4 and a discharge pipe 5 are installed and a flow rate level gauge 8 and a non-toxic fume discharge port 13 provided on the upper surface of the storage tank 7-1, A pH meter 12 provided at an upper portion of the storage tank 7-1 and having a pH indicator 12-1 and a pH meter 12 and a flow rate level gauge 8 at one end, And the other end thereof is connected to an air diffuser 14 which is located in the storage tank 7-1 and has a plurality of bubble generating holes and the middle part is connected to a toxic fume discharge pipe 1-1 And an air suction pipe (11) connected with the spraying method (11-1) Suggests that the purified and concentrated solution of the replacement of the toxic fumes apparatus using a spraying method.

(Patent invention 001) KR 10-0312009 B1 (Registered date October 04, 2001) (Patent invention 002) KR 10-2007-0072529 A (Published on July 04, 2007) (Patent invention 003) KR 20-1996-011705 Y1 (Published date April 15, 1996) (Patent invention 004) KR 20-1999-0038765 U (Published date October 25, 1999)

The present invention relates to a technique for removing colored smoke generated during a toxic gas purification process with smoke, decomposing sludge generated by mixing smoke and colored smoke into decomposed products, and using the decomposed compound as smoke .

The present invention relates to a toxic gas purifying apparatus, comprising: a waste gas supply pipe (112) formed in the middle of a body (111) and having a tubular shape and into which a toxic gas is introduced; A spray nozzle 114 formed inside the body for spraying purified water; a water tank 115 formed below the inside of the body for collecting the polluted water; .

According to the present invention, there is provided a toxic gas purifier comprising: a purifier tank (211) for supplying purifier water to the injection nozzle; a purge tank (211) for receiving the purge water (210) And a ventilation water container 212 for supplying ventilation water to the ventilation duct 212.

The present invention relates to a toxic gas purifying apparatus, which comprises a sludge storage vessel (311) for sucking and containing a sludge (100) in the water tank in the above-described invention, And a decomposition vessel 312 supplied to the sludge storage vessel.

The present invention relates to a toxic gas purifier, comprising: a compound storage container (411) for sucking and storing a compound (410) generated by sludge and decomposition compound in the sludge storage container, A second supply pipe (413) through which the compound storage container and the water tank are communicated; a circulation pipe (414) for supplying the water tank compound to the injection nozzle; .

The present invention relates to a method for purifying a toxic gas, comprising the steps of: (S100) a purifying water spraying step (S200) of spraying purified water to waste gas as an invention for a toxic gas purification method; and a receiving step (S200) of receiving a spray purified water and a waste gas mixture in a water tank The clock consists of thermal steps.

The present invention relates to a technique for removing colored smoke generated during a toxic gas purification process with smoke, decomposing sludge generated by mixing smoke and colored smoke into decomposed products, and using the decomposed compound as smoke.

The present invention has the effect of mixing purified water with purified water or directly injecting the blast water into the spray nozzle to convert the colored smoke into sludge.

The present invention has the effect of absorbing only sludge from the water tank, mixing the absorbed sludge with the decomposition product, and producing the high concentration smoke product again.

The present invention has the effect of removing the sludge in the water tank by injecting the regenerated high-concentration smelting water into the smoking water container, recycling it, or supplying it directly to the water tank.

The present invention has the effect of circulating the smoke in the water tank and injecting it into the harmful gas so that the colored smoke of the harmful gas can be removed cyclically.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a conceptual view of supplying a ventilator of the present invention to a purified water container or a spray nozzle. FIG.
FIG. 2 is a conceptual diagram for collecting sludge contained in a water tank of the present invention, and supplying a decomposition product to produce a compound. FIG.
FIG. 3 is a conceptual view of supplying a compound produced in the compound container of the present invention to a smoking water container or a water tank. FIG.
Fig. 4 is a conceptual diagram for circulating the smoke contained in the water tank of the present invention. Fig.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

(Example 1-1) The present invention relates to a toxic gas purifying apparatus, comprising: a waste gas supply pipe 112 formed in the middle of a body 111 and having a tubular shape and into which a toxic gas is introduced; A spray nozzle (114) formed inside the body and spraying purified water; a spray nozzle (114) formed inside the body and collecting the polluted water And a water tank 115.

Industrial emissions include large quantities of hazardous substances. When the harmful substance is released into the air, environmental pollution is caused. The present invention is intended to prevent the release of toxic gases to the atmosphere, and the waste gas containing the toxic gas is supplied to the middle of the body and discharged to the upper side of the body. A plurality of injection nozzles are formed between the intermediate side and the upper side. The spray nozzles spray purified water, the sprayed purified water is mixed with the waste gas, and the waste gas mixed with the purified water is collected in the water tank below the body.

Example 1-2: Toxic gas purifying apparatus of the present invention In Example 1-1, a gas analysis sensor 121 is attached to a purge gas discharge pipe, and the gas analysis sensor analyzes purified gas in real time. When the toxic substance is contained in the purge gas, the purge gas discharge valve 122 formed in the purge gas discharge pipe is blocked, and the cut off gas is supplied to the waste gas supply pipe through the purifying bypass pipe 123. A check valve 124 is installed in the purifying bypass pipe to prevent the waste gas from entering the purifying bypass pipe.

(Embodiment 1-3) In the embodiment 1-1 of the present invention, a contaminated water discharge pipe 131 for discharging polluted water is formed on the bottom of the water tank, and the polluted water discharge pipe is connected to a waste water purifier 132 . The wastewater purifier purifies the wastewater and discharges it to the outside.

(Embodiment 1-4) Invention Example 1-1 of the Toxic Gas Purification Apparatus of the Present Invention A water level measuring sensor 141 is provided in the water tank, and the water level of the water in the water tank is measured in real time. The level gauge 142 receives the level measurement sensor signal in real time, and adjusts the amount of opening and closing of the injection nozzle and the waste gas supply pipe when the level reaches a designated level. Therefore, the water tank can maintain a certain amount of contaminated water. The level measuring sensor may use a ball tower, may be substituted for the ball tower, and may be replaced with an object that exhibits the same purpose and effect.

(Example 2-1) The present invention relates to a toxic gas purifying apparatus, which comprises: a purified water container 211 for supplying purified water to the injection nozzle according to Embodiment 1-1; And a smoke water container 212 for supplying the smoke water to the injection nozzle or the purified water container.

Even after the harmful substances of the waste gas are removed by the purified water, the waste gas can be discharged into the atmosphere by the colored smoke. To prevent this, the smokestack 210 for smoking the colored smoke is contained in the purified water or is injected with a separate spray nozzle.

In order to realize this, the colored smoke smoking smoking article is accommodated in the smoking article container, the smoking article 210 of the smoking article container is supplied to the purified water container through the first smoking article feed pipe 213, And is sent directly to the injection nozzle through the water supply pipe 214.

(Example 2-2) In Example 2-1 of the present invention, the first and second ventilation water supply pipes are equipped with flow control valves 221. The purge gas discharge pipe is equipped with a smoke detection sensor 222, and the smoke detection sensor provides measurement information to the smoke detection controller 223 in real time. The smoke detection controller controls the flow rate control valve by an internal program after receiving the smoke detection sensor signal, and adjusts the amount of the discharge amount in real time.

(Example 2-3) In the toxic gas purifier of Example 2-1 of the present invention, the purified water container contains the purified water and the smokestack in a mixed form. For the uniform mixing of the purified water and the volumetric material, a mixer 231 is mounted in the purified water container. The mixer is equipped with a vortex mixer, and a device having similar purpose and effect as the vortex mixer can be substituted and used.

(Embodiment 2-4) In the embodiment 2-1 of the present invention, the purified water container joins the purified water supply pipe 341 and the ventilation water supply pipe 342. For the supply of a certain percentage of the purified water and the ventilation water, the purge water supply pipe and the ventilation water supply pipe are equipped with the supply control valve 343. The supply control valves automatically control the feed rate of the purified water and the exhaust by the supply controller 344.

(Example 3-1) The present invention is an invention for a toxic gas purifier, which is characterized in that the sludge storage vessel 311 for sucking and containing the sludge 100 in the water tank is a sludge storage vessel 311, (312) which receives the decomposition product (310) and the decomposition product is supplied to the sludge storage vessel.

The colored smoke smoked by the smoking article is collected in the form of sludge in the water bath surface. The sludge is sucked by the vacuum pump 313 and collected in the sludge storage container. For the treatment of the sludge, a decomposition product (gel) is introduced into the sludge storage vessel, which decomposes the sludge chemically to produce a high concentration of fumes. In order to achieve this, the decomposition vessel and the sludge storage vessel are connected to the decomposition feed pipe 314.

(Example 3-2) Toxic gas purifier of the present invention In Example 3-1, the opening of the suction body 315 should always be located on the surface of the water tank for effective suction of the sludge collected on the surface of the water bath. The inhaler is in communication with the sludge storage vessel and the vacuum pump is located in the middle of the tube. A float 316 is formed in the opening to maintain the water surface of the suction member. That is, since the float floats on the water surface, the opening is located on the water surface, which can effectively suck the sludge. The float is formed of an air bag or an object containing a material lower than the specific gravity of water.

 (Example 3-3) In Example 3-1 of the present invention, the sludge storage container is equipped with a temperature measurement sensor 321. [ A temperature controller 322 measures the temperature measurement sensor signal, and controls the operation of the heater and the cooler. For chemical degradation of an effective sludge, it is preferred that the sludge storage vessel is maintained at a constant temperature. For this, the sludge storage vessel is equipped with a temperature measurement sensor, the temperature controller receives the temperature measurement sensor signal in real time, and controls the heater and the cooler to maintain the sludge storage vessel at a constant temperature.

(Example 3-4) In the toxic gas purifying apparatus of the present invention 3-3, the sludge storage vessel contains chemically decomposed sludge. An agitator 331 is mounted to maintain the safety of the sludge. The stirrer may be equipped with a vortex stirrer and may be replaced with a device having similar purpose and effect as the vortex stirrer.

(Example 3-5) In Example 3-1 of the present invention, the decomposition product is contained in the decomposition product container, and the decomposition product supplies the decomposition product to the sludge storage container through the decomposition product supply pipe. Since the decomposition product must be supplied in a fixed amount, the decomposition product supply pipe is connected to the inside of the decomposition product container, and the decomposition product in liquid form is supplied to the sludge storage container through the underwater pump 341.

(Example 4-1) The present invention is an invention of a toxic gas purifier. In the embodiment 3-1, the compound storage container for sucking and storing the compound (410) produced by sludge and decomposition compounding in the sludge storage container A second supply pipe (413) through which the compound storage container and the water tank are communicated; a second supply pipe (413) through which the compound storage container and the smoke pipe are connected to the injection nozzle And a circulation pipe 414 for supplying the circulation pipe 414.

The compound is produced by the chemical reaction of the decomposition product and the sludge, and the compound is produced as a high concentration smoke product. In order to recycle the ventilation, the compound storage container and the ventilation container are communicated through the first supply pipe, and in order to directly supply the ventilation water to the water tank, the compound storage container and the water tank are communicated through the second supply pipe, , The water tank and the injection nozzle communicate with each other through the circulation pipe so that the discharged water supplied to the water tank is directly sprayed to the waste gas.

(Example 4-2) In Example 4-1 of the present invention, the first supply pipe, the second supply pipe, and the circulation pipe are connected to the supply pumps 421a, 421b, and 421c and the supply control valves 422a, 422b, and 422c, and the integrated controller 423 controls the supply control valve to supply an appropriate amount of the compound.

 (Example 5-1) The present invention relates to a method for purifying a toxic gas, comprising the steps of: (a) a purifying water spraying step (S100) for spraying purified water to a waste gas; (b) after the purifying water spraying step, (S200). ≪ / RTI >

The present invention relates to a method for removing a gas of a waste gas and discharging it to the atmosphere. The waste gas is supplied to the inside of the body. After the supplied waste gas passes through the spray space of the purified water, the atomizer body and the toxic gas are mixed and precipitated into the lower water tank. On the other hand, the purified gas is released to the atmosphere. Therefore, it consists of a purified water injection step through the spray purified water, and a time series step of receiving the waste gas in the water tank.

(Example 5-2) The present invention relates to a method for purifying toxic gases, which comprises the step (S110) of supplying a ventilation water to the purified water in the purifying water spraying step of Embodiment 5-1 do.

Even when the waste gas is absorbed into the spray purified water, smoke may be present, and the smoke may be colored. In order to remove the colored smoke, the smoke removing vents are included in the injection step. And a smokestack water supply step in which the smokestack water is supplied to the purified water before the smokestack water spraying step. The venting water supply step may include the venting water in the purified water spray, or the venting water may be injected directly through the injection nozzle.

(Example 5-3) The present invention relates to a method for purifying toxic gases, comprising: a sludge collection step (S210) of extracting and collecting sludge after the receiving step according to the embodiment 5-2, , And a decomposition product supplying step (S220) of supplying decomposition products to the collected sludge.

(Example 5-4) The present invention relates to a method for purifying toxic gases, comprising: a step (S230) of collecting the compound produced by sludge-decomposition compounding after the decomposition product supplying step in Example 5-3; .

Sludge is produced by mixing the smoke and colored smoke, and the generated sludge is collected on the surface of the water tank. And a sludge collecting step for collecting collected sludge in a separate space, and the decomposition product is injected into a space (sludge storage space) in which the sludge is collected to disassemble the collected sludge. The sludge storage space into which the decomposition product is introduced undergoes a chemical reaction, and a high concentration of the product is regenerated by a chemical reaction. In order to increase the chemical reaction effect, the sludge storage space is stirred by an agitator and includes a temperature maintenance step by a temperature measurement sensor and a temperature controller to maintain a constant temperature. The sludge collecting step includes an inhalation step of sucking the inhaled body formed on the surface of the water tank by applying vacuum pressure thereto.

(Example 5-5) The present invention relates to a method for purifying toxic gases, which comprises: a first compound supplying step (S241) for supplying the compound to the purified water after the compound receiving step in Example 5-4; .

(Example 5-6) The present invention relates to a method for purifying toxic gases, which comprises the step of supplying the compound to the waste gas mixture of the water tank (S242 ).

The compound is formed into a high-concentration smokestack. Therefore, it involves a primary compound supplying step of supplying the ventilation water through the first supply pipe in the compound storage space, since the ventilation is to be recycled again. It also includes a second compound supplying step to directly supply the ventilation water to the water tank. The supply step is performed by a supply pump, and the supply control valve adjusts the supply amount so that the supply amount can be accurately supplied in a predetermined amount. That is, it includes a compound measurement step and a supply control valve control step.

(Examples 5-7) The present invention relates to a method for purifying toxic gases, which comprises: a circulating supply step of supplying the purified water spraying step to the water tank after the step of supplying the secondary compound S250).

And a circulation supply step in which the water is directly supplied to the water tank, and then the water tank and the spray nozzle are communicated, and the water in the water tank is supplied to the spray nozzle.

111: Body 112: Waste gas supply pipe
113: purge gas discharge pipe 114: injection nozzle
115: water tank 121: gas analysis sensor
122: purge gas discharge valve 123: purge bypass pipe
124: Check valve 131: Polluted water discharge pipe
132: waste water purifier 141: water level sensor
142: Water level meter 211: Purified water container
210: Smoke water 212: Smoke water container
213: first ventilation water supply pipe 214: second ventilation water supply pipe
221: Flow control valve 222: Smoke detection sensor
223: smoke detection controller 231: mixer
341: purified water supply pipe 342: ventilation water supply pipe
343: Supply control valve 344: Supply controller
311: Sludge storage vessel 310: Decomposition material
312: decomposition vessel 313: vacuum pump
314: decomposition product supply pipe 315:
316: FLOAT 321: TEMPERATURE MEASURING SENSOR
322: Temperature controller 331: Stirrer
410: Compound 411: Compound storage container
412: first supply pipe 413: second supply pipe
414: circulation pipe 421: feed pump
422: Supply control valve 423: Integrated controller

Claims (5)

In a toxic gas purifier,
A waste gas supply pipe 112 formed in the middle of the body 111 and having a tubular shape and into which a toxic gas is introduced;
A purge gas discharge pipe 113 formed on the upper side of the body and having a tubular shape and discharging purified purge gas;
An injection nozzle 114 formed inside the body for spraying purified water;
And a water tank (115) formed below the inside of the body and collecting polluted water.
The method according to claim 1,
A purified water container 211 for supplying purified water to the injection nozzle;
And a ventilation water container (212) for containing the ventilation water (210) therein and supplying the ventilation water to the injection nozzle or the purifying water container.
The method of claim 2,
A sludge storage vessel 311 for sucking and storing the sludge 100 inside the water tank;
And a decomposition vessel (312) for receiving the decomposition product (310) and supplying the decomposition product to the sludge storage vessel.
The method of claim 3,
A compound storage container 411 for sucking and storing the compound 410 produced by the sludge and the hydrolyzate compound in the sludge storage container;
A first supply pipe (412) through which the compound storage container and the smoking article container communicate;
A second supply pipe 413 through which the compound storage container and the water tank are communicated;
And a circulation pipe (414) for supplying the water tank compound to the injection nozzle.
In a toxic gas purification process,
A purified water spraying step (S100) for spraying purified water to the waste gas;
And a receiving step (S200) of storing the sprayed purified water and the waste gas mixture in the water tank after the purified water spraying step.

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