KR20200066999A - Electrolysis system and method for wastewater treatment containing Volatile Organic Compounds - Google Patents

Abstract

The present invention relates to an electrolysis system for treating wastewater containing volatile organic compounds and a method thereof. More specifically, the electrolysis system for treating wastewater containing volatile organic compounds comprises: an electrolysis unit for electrolyzing volatile organic compounds dissolved in wastewater to remove the same; a combustion unit communicating with the electrolysis unit and combusting volatile organic compounds of a gas phase generated in an opened surface of the wastewater through an oxidation reaction of hydrogen generated in the electrolysis unit so as to remove the volatile organic compounds; and a control unit for monitoring data and an operating situation measured in the electrolysis unit and the combustion unit, and controlling the electrolysis unit and the combustion unit according to a monitoring result. The control unit may include a monitoring module for monitoring data measured in the electrolysis unit and the combustion unit in real time, a temperature control module for controlling a temperature of a heater provided in the combustion unit such that a temperature value of a catalyst used in the oxidation reaction of the hydrogen among the data monitored in the monitoring module, is equal to or greater than a preset temperature value, and an operation mode determination module for determining whether to perform an emergency stop mode, an automatic operation mode or a manual operation mode for at least one of the electrolysis unit and the combustion unit based on a hydrogen concentration value of the hydrogen introduced into the combustion unit and measured or the temperature value of the catalyst used in the oxidation reaction of the hydrogen among the data monitored in the monitoring module.

Description

Electrolysis system and method for wastewater treatment containing Volatile Organic Compounds

The present invention relates to an electrolytic system and method for treating wastewater containing volatile organic compounds, and more specifically, it is generated in an industrial facility, and can efficiently remove volatile organic compounds from wastewater containing dissolved volatile organic compounds. The present invention relates to an electrolytic system and method for treating wastewater containing volatile organic compounds.

Beyond rapid industrial development, there is a problem of wastewater treatment after use in industrial facilities. At this time, a small amount of harmful substances remain in the polluted water discharged after being used in an industrial facility, among which volatile organic compounds may be present.

In particular, volatile organic compounds (VOCs) remaining in wastewater coexist with nitrogen oxides in the atmosphere, causing photochemical reactions under the action of sunlight, photochemical oxidizing properties such as ozone and fans (PAN: peroxyacetyl nitrate) Represents a substance that produces a substance and causes photochemical smog. In addition, volatile organic compounds are air pollutants, toxic chemicals with carcinogenic properties, precursors to photochemical oxides, and cause global warming, and also cause odor. Examples of such volatile organic compounds include benzene, toluene, xylene, propane, butane, and the like.

Therefore, when a volatile organic compound having this property is exposed to the human body for a predetermined time, it causes serious health problems, and when a large amount is consumed, problems such as acute and chronic poisoning, carcinogenesis, genetic mutation and malformation are caused. Effect.

Therefore, many studies related to the technology of removing volatile organic compounds in wastewater discharged from industrial facilities have been conducted. However, there is a problem in that it is difficult to increase a removal rate for volatile organic compounds in wastewater.

Korean Registered Patent Publication 10-0923859 (October 20, 2009)

Therefore, the present invention is to solve this problem, the problem to be solved of the present invention relates to an electrolytic system and method for treating wastewater containing volatile organic compounds capable of efficiently removing the remaining volatile organic compounds in the wastewater will be.

The electrolysis system for treating wastewater containing volatile organic compounds according to an embodiment of the present invention is an electrolysis unit for electrolytically removing and removing dissolved volatile organic compounds in the wastewater, communicating with the electrolysis unit, and an open surface of the wastewater The combustion and removal of the volatile organic compounds in the gaseous phase generated by burning through the oxidation reaction of hydrogen generated in the electrolysis unit and the data and operation measured in the electrolysis unit and combustion unit are monitored, and the monitoring results Accordingly, a control unit for controlling the electrolysis unit and the combustion unit.

The control unit is a monitoring module for monitoring data measured in real time by the electrolytic unit and the combustion unit, and among the data monitored by the monitoring module, a catalyst temperature value used for the oxidation reaction of hydrogen is equal to or greater than a preset temperature value. The temperature control module for controlling the temperature of the heater provided in the combustion section and the monitoring data from the monitoring module, based on the measured hydrogen concentration value introduced into the combustion section or the catalyst temperature value used for the acid ring reaction of the hydrogen It may include an operation mode determining module for determining whether the emergency stop, automatic operation or manual operation for at least one of the electric electrolyte and the combustion unit.

The control unit may further include an output module that outputs an alarm sound when an emergency stop for at least one of the electric electrolytic unit and the combustion unit is determined from the operation mode determining module.

The control unit may further include a transmission module that transmits the monitoring result of the monitoring module and the operation mode determination result of the operation mode determination module to an external user terminal.

A gas supply unit for supplying air or hydrogen to the hydrogen flow path located between the electrolysis unit and the combustion unit may be further included.

The gas supply unit compares the hydrogen concentration value measured by the combustion unit with a preset reference value, and when the hydrogen concentration value is greater than the reference value, supplies air to the hydrogen flow path, and the hydrogen concentration value is greater than the reference value. In the case of the same or small, hydrogen can be supplied to the hydrogen passage.

The data measured by the electrolysis unit and the combustion unit is measured after the electrolysis unit electrolysis and the dissolved amount of volatile organic compounds remaining in the measured wastewater, generated in the electrolysis unit and introduced into the combustion unit It may include at least one of a hydrogen concentration value, a concentration value of a volatile organic compound in a gas phase measured after an oxidation reaction of hydrogen in the combustion unit, and a catalyst temperature value used in the oxidation reaction of hydrogen.

According to another embodiment of the present invention, the electrolysis method for treating wastewater containing volatile organic compounds comprises the steps of electrolyzing and removing the volatile organic compounds dissolved in the wastewater, and the combustion part communicating with the electrolysis unit is used for the wastewater. The step of removing and burning the volatile organic compounds in the gas phase generated in the open surface through the oxidation reaction of hydrogen generated in the electrolysis unit and the control unit monitors and monitors the data and operation measured in the electrolysis unit and the combustion unit. And controlling the electrolysis unit and the combustion unit according to one result.

The control unit monitors the data and operation measured by the electrolysis unit and the combustion unit, and the step of controlling the electrolysis unit and the combustion unit according to the monitored results includes real-time monitoring of the data measured by the electrolysis unit and the combustion unit. Monitoring, controlling the temperature of the heater provided in the combustion unit such that the catalyst temperature value used for the oxidation reaction of hydrogen among the monitored data is equal to or greater than a preset temperature value, and the temperature of the monitored data is Determining whether emergency stop, automatic operation or manual operation of at least one of the electric electrolytic part and the combustion part is performed based on the measured hydrogen concentration value introduced into the combustion part or the catalyst temperature value used for the oxidation reaction of the hydrogen. It can contain.

The control unit may further include the step of transmitting a monitoring result of monitoring the data measured by the electrolytic unit and the combustion unit and a determination result of an operation mode for at least one of the electrolytic unit and the combustion unit to an external user terminal. have.

As described above, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention removes the remaining dissolved and gaseous volatile organic compounds in the wastewater, respectively, and discharges rectified treated water and clean air to the outside. can do.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention transmits data generated during the electrolytic treatment process and the situation for each process to an external user terminal through the user terminal even if the administrator is at a remote location. It is possible to easily grasp the internal situation of the present invention, and accordingly, control of the system can also be performed.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention removes gaseous volatile organic compounds generated on the open surface of the wastewater through self-heating using hydrogen generated in the electrolysis process of wastewater. By doing so, the efficiency of removing volatile organic compounds in the wastewater can be further improved.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention can be expected to be environmentally friendly and improve energy efficiency by recovering the heat of oxidation generated in the oxidation reaction of hydrogen and using it as an energy source. have.

1 is a block diagram showing a wastewater treatment system.
2 is an electrolysis system for treating wastewater containing volatile organic compounds according to an embodiment of the present invention.
3 is a block diagram of a control unit.
4 is a flowchart illustrating an electrolytic method for treating wastewater containing volatile organic compounds according to another embodiment of the present invention.
5 is a flowchart illustrating detailed steps for determining an operation mode for at least one of an electrolytic unit and a combustion unit.

Hereinafter, preferred embodiments in which a person having ordinary knowledge in the art to which the present invention pertains can easily implement the present invention will be described in detail with reference to the accompanying drawings. However, these examples are intended to illustrate the present invention in more detail, and it will be apparent to those skilled in the art that the scope of the present invention is not limited thereby.

The configuration of the invention for clarifying the solution to the problem to be solved by the present invention will be described in detail with reference to the accompanying drawings based on preferred embodiments of the present invention, but the same is used in assigning reference numbers to components of the drawings. The same reference numbers are assigned to the components even though they are on other drawings, and it is revealed in advance that components of other drawings may be cited when necessary for the description of the drawings. However, this is not intended to limit the present invention to a specific disclosure form, and it should be understood as including all modifications, equivalents, and substitutes included in the spirit and scope of the present invention.

In addition, in the detailed description of the operating principle for the preferred embodiment of the present invention, if it is determined that the detailed description of the known functions or configurations related to the present invention and all other matters may unnecessarily obscure the subject matter of the present invention, The detailed description is omitted.

In addition, throughout the specification, when a part is said to be'connected' to another part, it is not only'directly connected', but also'indirectly connected' with another element in between. Includes. In addition, "including" a component means that other components may be included, not excluded, unless otherwise stated.

Also, terms such as first and second may be used to describe various components, but the components should not be limited by the terms. The terms may be used for the purpose of distinguishing one component from other components. For example, without departing from the scope of the present invention, the first component may be referred to as the second component, and similarly, the second component may also be referred to as the first component.

The terms used in the present invention are only used to describe specific embodiments, and are not intended to limit the present invention. Singular expressions include plural expressions unless the context clearly indicates otherwise. In this application, the terms "include" or "have" are intended to indicate that a feature, number, step, action, component, part, or combination thereof is implemented, one or more other features or numbers. It should be understood that it does not preclude the presence or addition possibilities of, steps, actions, components, parts or combinations thereof.

Unless specifically defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person skilled in the art to which the present invention pertains. Terms, such as those defined in the commonly used dictionary, should be interpreted as meanings consistent with meanings in the context of related technologies, and should not be interpreted as ideal or excessively formal meanings unless explicitly defined in the present application. .

Wastewater is discharged from industrial facilities such as petrochemical complexes, and volatile organic compounds (VOCs) are dissolved in the discharged wastewater. Accordingly, the present invention relates to an electrolytic system and method for treating wastewater containing volatile organic compounds capable of effectively removing volatile organic compounds contained in wastewater discharged from such industrial facilities.

Hereinafter, a system for treating wastewater containing volatile organic compounds by applying the present invention through FIG. 1 will be briefly described.

1 is a block diagram showing a wastewater treatment system.

As shown in FIG. 1, the wastewater treatment system includes a flow rate adjustment tank 10, a pretreatment unit 20, an electrolysis system 100, and a bioreactor 30.

The flow adjustment tank 10 may function to collect the raw water separated by gravity sedimentation and flow into the pre-treatment unit 20.

The pre-treatment unit 20 includes an oil-water separation device and a pressurized floatation tank. The oil separation device separates oil from raw water, collects and removes the separated oil, and stores the oil. In addition, the pressurized floating tank is separated by floating contaminants below a specific gravity through micro bubbles generated according to a pressure difference by receiving the pressurized water in which air is dissolved.

The electrolytic system 100 processes the volatile organic compounds in the liquid and gas phases remaining in the wastewater before the treated wastewater from the flow adjustment tank 10 and the pretreatment unit 20 flows into the bioreactor 30.

In the bioreactor 30, wastewater in which liquid and gaseous volatile organic compounds are treated is introduced from the electrolysis system 100, and discharge water from which various foreign substances have been removed through microbial reaction is discharged.

In particular, the solid line shown in FIG. 1 represents the flow path of liquid wastewater and treated water, and the dotted line represents the flow path of volatile organic compounds in the gas phase. The flow path may be formed of various types of pipelines or flow paths, and is not limited to a specific shape.

Volatile organic compounds in the gas phase are introduced into the electrolytic system 100 through an open surface passage connected to the flow adjustment tank 10 and the pre-treatment unit 20.

Hereinafter, an electrolytic system 100 for treating wastewater containing volatile organic compounds according to an embodiment of the present invention will be described in more detail with reference to FIG. 2.

2 is an electrolysis system for treating wastewater containing volatile organic compounds according to an embodiment of the present invention.

As shown in FIG. 2, the electrolytic system 100 for treating wastewater containing volatile organic compounds of the present invention includes an electrolysis unit 120, a combustion unit 140, and a control unit 160.

The electrolysis unit 120 electrolyzes and removes the volatile organic compounds that are dissolved in the introduced wastewater. The electrolysis unit 120 includes an anode electrode and a cathode electrode disposed in a water tank containing wastewater, and when electric power is applied from an external power supply unit, electrolysis is started at each of the anode and cathode electrodes. At this time, the cathode electrode may be a carbon nanofiber electrode. Since such a carbon nanofiber electrode has excellent conductivity and durability, it has the advantage of being able to remove volatile organic compounds in wastewater with high efficiency and low manufacturing cost.

Combustion unit 140 is in communication with the electrolysis unit 120, the gaseous volatile organic compounds generated in the open surface of the wastewater through the oxidation reaction of hydrogen generated at the cathode electrode in the electrolysis unit 120 Remove by burning. That is, the hydrogen generated at the cathode electrode in the electrolysis unit 120 is oxidized by using a catalyst capable of self-heating included in the combustion unit 140 to generate oxidized heat. It removes volatile organic compounds in the open surface of the gas phase generated in the open surface. At this time, the oxidation reaction may be used a catalyst that allows the reaction to occur at room temperature. In addition, by recovering the heat of oxidation and using it as an energy source, it is expected to be environmentally friendly and improve energy efficiency.

In particular, the volatile organic compound in the gas phase generated from the open surface of the wastewater refers to a volatile organic compound in the gas phase generated from the interface of the flow rate adjustment tank 10 or the pretreatment unit 20, and the flow rate adjustment tank 10 or the pretreatment unit 20 ).

The control unit 160 monitors the data and operation status measured by the electrolysis unit 120 and the combustion unit 140, and controls the electrolysis unit 120 and the combustion unit 140 according to the monitored results.

In addition, the electrolytic system 100 for treating wastewater containing volatile organic compounds of the present invention may further include a gas supply unit 180 in addition to the above-described electrolysis unit 120, combustion unit 140, and control unit 160. have.

The gas supply unit 180 supplies air or hydrogen to the hydrogen flow path P positioned between the electrolysis unit 120 and the combustion unit 140. The gas supply unit 180 compares the hydrogen concentration value measured by the combustion unit 140 with a preset reference value, and when the hydrogen concentration value is greater than the reference value, supplies air to the hydrogen flow path P and , When the hydrogen concentration value is equal to or smaller than the reference value, hydrogen is supplied to the hydrogen flow path P. Therefore, through the configuration of the gas supply unit 180, the combustion efficiency made in the combustion unit 140 can be kept constant.

Hereinafter, the control unit described above will be described in more detail with reference to FIG. 3.

3 is a block diagram of a control unit.

As shown in FIG. 3, the control unit 160 includes a monitoring module 161, a temperature control module 163, and an operation mode determination module 165.

The monitoring module 161 monitors the data measured by the electrolytic unit 120 and the combustion unit 140 in real time. At this time, the data measured by the electrolytic unit 120 and the combustion unit 140 is the amount of dissolved volatile organic compounds remaining in the measured wastewater after electrolysis in the electrolytic unit 120, the electrolysis unit Hydrogen concentration value measured after being generated in (120) and flowing into the combustion unit (140), concentration value of volatile organic compounds in the gas phase measured after oxidation reaction of hydrogen in the combustion unit (140), oxidation of hydrogen It may include at least one of the catalyst temperature value used in the reaction.

The temperature control module 163 of the heater provided in the combustion unit 140 so that the catalyst temperature value used in the oxidation reaction of the hydrogen is equal to or greater than a preset temperature value among the data monitored by the monitoring module 161. Control the temperature.

The operation mode determination module 165 is based on the measured hydrogen concentration value introduced into the combustion unit 140 among the data monitored by the monitoring module 161 or the catalyst temperature value used for the acid ring reaction of the hydrogen. It determines whether an emergency stop, automatic operation or manual operation of at least one of the electrolytic unit 120 and the combustion unit 140 is performed.

In addition, the control unit 160 may further include an output module 167 and a transmission module 169 in addition to the above-described monitoring module 161, temperature control module 163, and operation mode determination module 165.

The output module 167 outputs an alarm sound or lights a warning light when an emergency stop for at least one of the electric electrolyte part 120 and the combustion part 140 is determined from the operation mode determination module 165 can do. Accordingly, when an emergency stop mode for at least one of the electrolytic unit 120 and the combustion unit 140 is determined, the administrator can quickly process a subsequent process through the alarm sound or warning indicator.

The transmission module 169 transmits the monitoring result of the monitoring module 163 and the operation mode determination result of the operation mode determination module 165 to an external user terminal at a remote location. Through this, even if the administrator is remote, it is possible to easily identify and control the internal situation of the electrolytic system of the present invention by checking the monitoring result and the operation mode decision result received through the user terminal.

Hereinafter, with reference to Figure 4, it will be described in more detail with respect to the electrolytic method for treating wastewater containing volatile organic compounds according to another embodiment of the present invention.

4 is a flowchart illustrating an electrolytic method for treating wastewater containing volatile organic compounds according to another embodiment of the present invention.

As illustrated in FIG. 4, the electrolysis method for treating wastewater containing volatile organic compounds of the present invention is firstly electrolyzed to remove dissolved volatile organic compounds in the wastewater in which the electrolysis unit 120 is introduced (S210). .

The combustion unit 140 in communication with the electrolysis unit 120 removes gaseous volatile organic compounds generated in the open surface of the wastewater by burning through the oxidation reaction of hydrogen generated in the electrolysis unit 120. (S220).

The control unit 160 monitors the data and operation status measured by the electrolysis unit 120 and the combustion unit 140, and controls the electrolysis unit 120 and the combustion unit 140 according to the monitored results. (S230).

In addition, the control unit 160 monitors the data measured by the electrolytic unit 120 and the combustion unit 140 and the driving results for at least one of the electrolytic unit 120 and the combustion unit 140 The mode determination result is transmitted to an external user terminal at a remote location (S240).

In particular, by using the user terminal as a remote terminal unit (RTU, Remote Manager), a remote manager can remotely monitor or control the electrolytic system 100 for treating wastewater containing the volatile organic compound of the present invention. Can be. At this time, as a communication method used between the control unit 160 and the user terminal, not only wireless communication such as WIFI, Bluetooth, ZigBee, 3G or 4G, but also a wired communication method including power line communication may be used.

Hereinafter, referring to FIG. 5, the control unit 160 monitors the data and operation status measured by the electrolysis unit 120 and the combustion unit 140, and the electrolysis unit 120 and The step (S230) of controlling the combustion unit 140 will be described in more detail.

5 is a flowchart illustrating detailed steps in which the control unit determines an operation mode for at least one of an electric electrolyte unit and a combustion unit.

As shown in FIG. 5, the control unit 160 monitors the data measured by the electric electrolyte unit 120 and the combustion unit 140 in real time (S231). At this time, the data measured by the electrolytic unit 120 and the combustion unit 140 to be monitored is the amount of dissolved volatile organic compounds remaining in the measured wastewater after electrolysis in the electrolytic unit 120, the electrolysis Hydrogen concentration value measured after being generated in the unit 120 and flowing into the combustion unit 140, and after passing through the oxidation reaction of hydrogen in the combustion unit 140, the concentration value of the volatile organic compound in the gas phase measured, of hydrogen It may include at least one of the catalyst temperature value used in the oxidation reaction.

Subsequently, among the monitored data, the temperature of the heater provided in the combustion unit is controlled such that the catalyst temperature value used for the oxidation reaction of hydrogen in the combustion unit 140 is equal to or greater than a preset temperature value (S232). Through this process, it is possible to increase the removal efficiency of volatile organic compounds in the gas phase by securing the preheating time of the catalyst in advance in the process of initially driving the electrolytic system 100 of the present invention.

Subsequently, among the monitored data, a hydrogen concentration value introduced into the combustion unit 140 or a catalyst temperature value used for the oxidation reaction of the hydrogen is compared with a predetermined reference value (S233), and the electric electrolysis unit is compared according to the comparison result. It is determined whether the emergency stop, automatic operation, or manual operation for at least one of the 120 and the combustion unit 140 is performed. At this time, the preset reference values are hydrogen concentration values and catalysts for determining the upper and lower limits and the emergency values for the hydrogen concentration values and the catalyst temperature values, respectively, in order to normally drive the electrolytic unit 120 and the combustion unit 140. It may include a specific value for the temperature value.

If, among the data monitored by the control unit 160, a hydrogen concentration value or a catalyst temperature value is a specific value among a predetermined reference value, for example, when the hydrogen concentration value is 4.7% or more, or when the catalyst temperature value is 500°C or more, the above An emergency stop mode may be determined for at least one of the electric electrolytic unit 120 and the combustion unit 140 (S234). In addition, even if the control unit 160 does not monitor the data measured by the electrolytic unit 120 and the combustion unit 140, with respect to at least one of the electrolytic unit 120 and the combustion unit 140 The emergency stop mode can be determined. As described above, when the control unit determines the emergency stop mode for at least one of the electric electrolyte unit 120 and the combustion unit 140, an alarm sound may be output to the outside.

Alternatively, when the hydrogen concentration value or the catalyst temperature value among the data monitored by the control unit 160 exists between the upper limit value and the lower limit value of each of the preset reference values, the automatic operation mode is determined, and accordingly, the electrolytic unit 120 and combustion The unit 140 may be driven.

However, if the hydrogen concentration value or the catalyst temperature value among the data monitored by the control unit 160 deviates from an upper limit value or a lower limit value of each of the preset reference values, it is determined as a manual operation mode, and accordingly, the electric electrolyte unit 120 and the combustion unit 140 can be driven.

In addition, in the electrolytic method for treating wastewater containing volatile organic compounds of the present invention, in addition to the above-described steps through FIG. 4, gas or air is added to the hydrogen flow path P located between the electrolysis section and the combustion section. It may further include the step of supplying. At this time, when the gas supply unit 180 examines the step of supplying air or hydrogen to the hydrogen flow path P in more detail, the hydrogen concentration value measured by the combustion unit 140 is compared with a predetermined reference value.

Thereafter, when the hydrogen concentration value is greater than the reference value according to the comparison result, air is supplied to the hydrogen flow path P, and when the hydrogen concentration value is equal to or less than the reference value, the hydrogen flow path P Hydrogen can be supplied. Accordingly, the combustion efficiency made in the combustion unit 140 can be kept constant.

As described above, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention removes the remaining dissolved and gaseous volatile organic compounds in the wastewater, respectively, and discharges rectified treated water and clean air to the outside. can do.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention transmits data generated during the electrolytic treatment process and the situation for each process to an external user terminal through the user terminal even if the administrator is at a remote location. It is possible to easily grasp the internal situation of the present invention, and accordingly, control of the system can also be performed.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention removes gaseous volatile organic compounds generated on the open surface of the wastewater through self-heating using hydrogen generated in the electrolysis process of wastewater. By doing so, the efficiency of removing volatile organic compounds in the wastewater can be further improved.

In addition, the electrolytic system and method for treating wastewater containing volatile organic compounds according to the present invention can be expected to be environmentally friendly and improve energy efficiency by recovering the heat of oxidation generated in the oxidation reaction of hydrogen and using it as an energy source. have.

The above-described preferred embodiments of the present invention are disclosed for the purpose of illustration, and those skilled in the art will appreciate various modifications, changes, and additions within the spirit and scope of the present invention. The addition should be considered to fall within the scope of the following claims.

10: flow adjustment tank 20: pre-treatment unit
30: bioreactor 100: electrolysis system
120: electrolysis unit 140: combustion unit
160: control unit 161: monitoring module
163: temperature control module 165: operation mode determination module
167: output module 169: transmission module
180: gas supply unit

Claims (9)

An electrolysis unit to electrolyze and remove dissolved volatile organic compounds in the wastewater;
A combustion unit that communicates with the electrolysis unit and burns and removes volatile organic compounds in the gaseous phase generated from the open surface of the wastewater through an oxidation reaction of hydrogen generated in the electrolysis unit; And
A control unit that monitors the data and operation status measured by the electrolysis unit and the combustion unit, and controls the electrolysis unit and the combustion unit according to the monitored results;
Including,
The control unit
A monitoring module that monitors in real time the data measured by the electrolytic unit and the combustion unit;
A temperature control module for controlling the temperature of the heater provided in the combustion unit such that the catalyst temperature value used in the oxidation reaction of hydrogen is equal to or greater than a preset temperature value among the data monitored by the monitoring module; And
Emergency stop and automatic operation of at least one of the electric electrolysis unit and the combustion unit based on the measured hydrogen concentration value introduced into the combustion unit or the catalyst temperature value used for the hydrogen ring reaction among the data monitored by the monitoring module. Or a driving mode determining module for determining whether to operate manually;
Electrolyte system for wastewater treatment containing volatile organic compounds, characterized in that it further comprises.
According to claim 1,
The control unit
An output module that outputs an alarm sound when an emergency stop for at least one of the electric electrolytic part and the combustion part is determined from the operation mode determining module;
Electrolyte system for wastewater treatment containing volatile organic compounds, characterized in that it further comprises.
According to claim 1,
The control unit
A transmission module that transmits the monitoring result of the monitoring module and the operation mode determination result of the operation mode determination module to an external user terminal;
It characterized in that it further comprises a volatile organic compound containing wastewater treatment electrolysis system.
According to claim 1,
A gas supply unit supplying air or hydrogen to a hydrogen flow path located between the electrolysis unit and the combustion unit;
Electrolyte system for wastewater treatment containing volatile organic compounds, characterized in that it further comprises.
The method of claim 4,
The gas supply unit
When the hydrogen concentration value measured by the combustion unit is compared to a preset reference value, when the hydrogen concentration value is greater than the reference value, air is supplied to the hydrogen flow path, and the hydrogen concentration value is equal to or less than the reference value In, the electrolysis system for wastewater treatment containing volatile organic compounds, characterized in that to supply hydrogen to the hydrogen passage.
According to claim 1,
Data measured in the electrolysis unit and the combustion unit
The dissolved amount of volatile organic compounds remaining in the measured wastewater after electrolysis at the electrolysis unit, the hydrogen concentration value generated after the electrolysis unit enters the combustion unit, and the oxidation reaction of hydrogen at the combustion unit Electrolyte system for treating wastewater containing volatile organic compounds, characterized in that it comprises at least one of the concentration value of the volatile organic compounds measured in the gas phase after, and the catalyst temperature value used in the oxidation reaction of hydrogen.
An electrolysis unit to electrolyze and remove dissolved volatile organic compounds in the wastewater;
A step in which a combustion portion communicating with the electrolysis portion combusts and removes a volatile organic compound in a gas phase generated on an open surface of the wastewater through an oxidation reaction of hydrogen generated in the electrolysis portion; And
A step in which a control unit monitors the data and operation status measured by the electrolysis unit and the combustion unit, and controls the electrolysis unit and the combustion unit according to the monitored results;
Including,
The control unit monitoring the data and operation measured by the electrolysis unit and the combustion unit, and controlling the electrolysis unit and the combustion unit according to the monitored results
Real-time monitoring of the data measured by the electrolytic unit and the combustion unit;
Controlling a temperature of a heater provided in the combustion unit such that a catalyst temperature value used in the oxidation reaction of hydrogen is equal to or greater than a preset temperature value among the monitored data;
Emergency stop, automatic operation or manual operation of at least one of the electric electrolysis section and the combustion section based on the measured hydrogen concentration value introduced into the combustion section of the monitored data or the catalyst temperature value used in the oxidation reaction of the hydrogen. Determining whether to;
An electrolytic method for treating wastewater containing volatile organic compounds further comprising a.
The method of claim 7,
Outputting an alarm sound when the control unit determines that an emergency stop for at least one of the electrolysis unit and the combustion unit is determined;
An electrolysis method for treating wastewater containing volatile organic compounds, further comprising a.
The method of claim 7,
Transmitting, by the control unit, a monitoring result of monitoring the data measured by the electrolytic unit and the combustion unit, and a determination result of an operation mode for at least one of the electrolytic unit and the combustion unit to an external user terminal;
An electrolytic method for treating wastewater containing volatile organic compounds further comprising a.

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