CN107445254A - A kind of continuous monitoring is electrolysed the complexes and method of dispose waste liquid effect and electrolytic process aerogenesis - Google Patents
A kind of continuous monitoring is electrolysed the complexes and method of dispose waste liquid effect and electrolytic process aerogenesis Download PDFInfo
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- CN107445254A CN107445254A CN201710752423.2A CN201710752423A CN107445254A CN 107445254 A CN107445254 A CN 107445254A CN 201710752423 A CN201710752423 A CN 201710752423A CN 107445254 A CN107445254 A CN 107445254A
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- waste liquid
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
Abstract
The present invention relates to the complexes and method that a kind of continuous monitoring is electrolysed dispose waste liquid effect and electrolytic process aerogenesis, and it includes electrolytic cell, and the electrolytic cell is using the closed collectable electrolytic cell for being electrolysed aerogenesis；The power input of the electrolytic cell is connected with D.C. regulated power supply, the solution inlet port of the electrolytic cell is connected with waste liquid gatherer, the electrolysis aerogenesis outlet of the electrolytic cell is connected by airway tube with gas dehumidifiers, gas mass flow gauge, gas buildup flowmeter, the analysing mixed instrument of pump suction type and gas processer, exhaust port after being set on the gas processer have been sequentially connected in series by airway tube after the gas dehumidifiers.It can be handled by the complexes various waste liquids are carried out with static, dynamic, and can monitor in real time treatment effect, energy consumption, real-time collecting, monitoring analyze the complexes operation caused by gas component and content, facilitate harmful substance removal effect and mechanism in analysis, assess the harm of security, assessment to environment and operating personnel of such device operationally.
Description
Technical field
Apparatus of the present invention belong to Environmental electrochemistry field, and one kind can the continuous monitoring electrolysis processing poisonous and harmful waste liquid of difficult degradation
The complexes of effect and electrolytic process aerogenesis, be particularly suitable for use in the high-risk life such as inflammable and explosive petrochemical industry, oil-gas field development
Under production environmental condition, electrolysis processing is carried out to intractable waste liquid, the device can both be electrolysed processing difficult degradation with continuous monitoring to be had
Malicious harmful waste liquid effect, can continuously collect, monitors, analyzes and handle again electrolytic process aerogenesis, harmful substance in analysis
Removal effect and mechanism, assess the security that the device uses under specific working condition.
Background technology
Environmental electrochemistry technology mainly has electrolytic oxidation and reduction, photo-electro chemical oxidation, electrodialysis, Electro Sorb, electricity at present
Cohesion, electric floating, electro-deposition etc..Had the following advantages that if electrolytic oxidation technology：1) electronics transfer is only in electrode and waste liquid group
Carried out between part, be not required to add chemical agent in addition, avoid secondary pollution problem caused by addition medicament；2) can be by changing
Transformation electrolytic technological parameter adjusts the condition for removing pollutant at any time, and controllability is stronger；3) can be poisonous and harmful difficult for biological degradation
Waste liquid in organic pollutant degradation be nontoxic material, improve biodegradability, or even degradable is carbon dioxide, water and letter
Single organic matter；4) reaction condition is gentle, and electrochemical process can typically be carried out at normal temperatures and pressures；5) reactor apparatus and its behaviour
Make simply, if reasonable in design, expense is subjected to；If 6) blowdown scale is smaller, treatment in situ can be achieved；7) can both be used as single
Stay alone reason, can be combined again with other processing, be such as used as pre-treatment, the biodegradable of waste liquid can be improved；8) gas is had concurrently
Floating, flocculation, disinfective action；9) electrolysis installation takes up an area small, the liquid waste processing particularly suitable for crowded (such as offshore platform) place in place.
But Environmental electrochemistry technology is in use, during being disposed waste liquid such as electrolysis, because waste liquid component, electricity
The difference of solution condition, electrode material etc., its electrode reaction may produce multiple gases such as H2、O2、 N2、CO2、Cl2、NH3、
H2S、SO2It is outer except producing air supporting effect Deng, caused gas, it there may come a time when to bring adverse effect, if uncontrollable discharge is to electric
The H of (petrochemical industry, oil gas field etc. produce high-risk environment) in the environment that solution technology uses2、O2May be set off an explosion danger；Cl2、
NH3、H2S、SO2Deng gas may etching apparatus, endanger staff's health, meanwhile, electrolysis aerogenesis can also consume more sometimes
Electric energy, influence the effect that electrolysis removes pollutant, therefore, it is this can continuous monitoring electrolysis processing difficult degradation poisonous and harmful waste liquid effect
Fruit and the complexes of electrolytic process aerogenesis, can be by continuously collecting, monitoring, analyzing and handling N caused by electrolytic process2、
CO2、NH3、H2S、CH4, can also be according to electricity to derive organic pollutant removal effect in waste liquid, degraded course and mechanism Deng gas
H caused by solution2、O2、Cl2Etc. come screen electrode material, control electrolytic parameter, judge electrolysis handling process in special operation condition condition
Under the security used.
The content of the invention
It is an object of the invention to provide it is a kind of can continuous monitoring electrolysis dispose waste liquid the complete of effect and electrolytic process aerogenesis
Device, the equipment can to intractable waste liquid, such as：Intractable waste water, oily waste water, waste drilling fluid, useless flushing fluid, acid
Change useless fracturing fluid, oil well perforation backflow waste liquid, waste activated sludge and other liquid wastes and carry out electrolysis processing, can determine whether
Waste liquid electrolysis treatment effect, collect gaseous species, content caused by electrolytic process, in analysis harmful substance removal effect and
Mechanism, judge that can electrolysis process (such as petrochemical industry, land/offshore oil and gas field) be used safely under the conditions of special operation condition, while can
Using comprehensive treatment effect and aerogenesis situation as foundation, electrode material, electrolytic process parameter and condition are preferably selected.
In order to solve the above-mentioned technical problem, the present invention proposes following technical scheme：A kind of continuous monitoring electrolysis disposes waste liquid
The complexes of effect and electrolytic process aerogenesis, it includes electrolytic cell, and the electrolytic cell is using closed collectable electrolysis aerogenesis
Electrolytic cell；
The power input of the electrolytic cell is connected with D.C. regulated power supply, the solution inlet port and waste liquid of the electrolytic cell
Gatherer is connected, and the electrolysis aerogenesis outlet of the electrolytic cell is connected by airway tube with gas dehumidifiers, the gas dehumidification
Gas mass flow gauge, gas buildup flowmeter, the analysing mixed instrument of pump suction type have been sequentially connected in series by airway tube after device
And gas processer, exhaust port after setting on the gas processer.
Input voltage AC220V ± 10% of the D.C. regulated power supply, 50Hz ± 1Hz, output voltage：DC0~60V,
Output current：0~30A；Timing can set 999s~999min；In the front end of AC power cord access D.C. regulated power supply
AC energy meter is connected to, direct current energy meter is connected between D.C. regulated power supply power line exit end and electrolytic cell.
The waste liquid gatherer includes waste liquid ingress pipe, be provided with the waste liquid ingress pipe waste liquid metering front pump and
Waste liquid inlet control valve.
Waste liquid outlet control valve is installed on the discharging tube of the electrolytic cell.
The electrolytic cell of closed collectable electrolysis aerogenesis uses removable and salable structure；Electrode class can be changed when taking apart
Gas caused by electrolysis can be transported to analysing mixed instrument by type, adjustment interelectrode distance, sealing when running by airway tube
Analyze gaseous species and content；The electrolytic cell can also be right when waste liquid inlet control valve and waste liquid outlet control valve are closed simultaneously
Waste liquid carries out static electrolysis processing, processing time foundation needs, manual control or automatic setting dc source working time to control
System；All opened in waste liquid inlet control valve and waste liquid outlet control valve, when waste liquid metering inputs pump operation, Mobile state is entered to waste liquid
Electrolysis is handled, and processing time is by controlling waste liquid metering input flow rate pump to control.
The gas dehumidifiers can dry moisture caused by electrolysis waste solution, remove the moisture in gas；The dehumidifier
Silica gel, fibrous nodules, calcium oxide, anhydrous calcium chloride, anhydrous sodium sulfate or anhydrous magnesium sulfate can be loaded.
Powerful vacuum pump, flow velocity are installed inside the analysing mixed instrument of pump suction type：0-2L/min, it is evacuated distance 1-
8 meters, it can be worked under tiny structure environment, a gas analyzer is applied to various mixed gases Concentration Testing, can detect simultaneously
1-6 kind gases, need to such as monitor more kinds of gases, can be used in series gas analyzer；
The instrument carries chargeable poly-lithium battery, standby 4-8h；Using 3.5 cun of high-resolution color screens, can show in real time
Show all technical and gas concentration value of instrument, realize and historical data, curve map are intuitively checked on screen, and have and deposit
Storage more than 100000 groups of data, print data, outrange alarm.
The gas processer can select alkali according to gaseous species selection waste gas absorption agent or transforming agent caused by electrolysis
Liquid absorbs sour gas CO2、SO2、H2S, also directly it can absorb CO with water or the concentrated sulfuric acid2、SO2、 H2S、NH3Etc. mixed gas；With
Inorganic matrix is the deoxidier of main body, and reduced iron powder, sulphite system solution, organic substrate is main body, the glycoxidative alcohol of grape etc.
The deoxidiers such as representative enzyme, ascorbic acid, oleic acid remove or reduced the O in waste gas2；Also noble metal-oxide system can be used
Dehydrogenating agent, while remove O2、H2。
Electrolytic cell, airway tube, sewer pipe are using organic material or stainless steel and other metal materials such as lucite, fiberglass
Or composite is made, waste liquid metering conveying pump, waste liquid inlet control valve, waste liquid outlet control valve, instrument and associated components are equal
Using anticorrosion structure.
The method of the complexes of dispose waste liquid effect and electrolytic process aerogenesis is electrolysed using any one continuous monitoring, it
Comprise the following steps：
Step1：After electrode in a cell is arranged and closed, do not produced with electrolysis waste solution or not in gas analyzer
The inert gas purge electrolytic cell of detection range, drive away the air of electrolyte bath, start to be treated with the conveying of waste liquid metering conveying pump
The waste liquid of processing, flow velocity is 0.001m/s~0.004m/s, then enters electrolytic cell through waste liquid inlet control valve, is given up in a cell
Liquid is 0.01m with electrode contact surface product2~50m2, recording waste liquid volume is： VLiquid, the flow velocity and pressure of the waste liquid are gentle, make
Waste liquid flow velocity and flow direction can be steady, ensure that suitable pressure is conveyed, and control by coutroi velocity useless
The electrolysis time of liquid in a cell, i.e. residence time tElectrolysis, when what is taken is static electrolysis mode, then need to only exist in waste liquid
In electrolytic cell during the requirement of main road experiment process, waste liquid metering conveying pump is closed, closes waste liquid inlet control valve and waste liquid outlet control
Valve processed, electrolysis time are controlled by open or closed D.C. regulated power supply；
Step2：Switch on power, set D.C. regulated power supply parameter, including output voltage, electric current, electrolysis time,
AC energy meter, direct current energy meter are reset；Gas mass flow gauge, gas buildup flowmeter reset and switched on power, and open pump
The analysing mixed instrument prerun of suction, gets out gas processer；
Step3：Bring into operation it is this can continuous monitoring electrolysis dispose waste liquid the complexes of effect and electrolytic process aerogenesis,
Start timing t while connecting electrolyzer electric source switchElectrolysis, caused waste gas passes through during electrolytic tank electrolysis disposes waste liquid
Electrolysis aerogenesis outlet in closed cell, then remove moisture, gas mass flow gauge record wink through airway tube, gas dehumidifiers
When gas flow, gas buildup flowmeter enter the analysing mixed instrument of pump suction type and carry out component and content analysis, and remember automatically
Record, storage each group divided data, the gas come out from the analysing mixed instrument of pump suction type enter that gas processer is innoxious, minimizing
Emptied after processing；The various of electrolysis aerogenesis thus can be judged according to electrolysis time, the electrolysis amount of disposing waste liquid and species to analyze
Influence factor, and judge to be electrolysed the security for the aerogenesis that disposes waste liquid；
Step4：Being electrolysed the effect to dispose waste liquid can be in electrolysis time tElectrolysisAfter end, gone out by the waste liquid of closed cell
Mouth control valve samples, the various contamination indexs of waste liquid after analyzing and processing：The change of colourity, turbidity, oil content, representative content of organics
Change to carry out discriminatory analysis；
Step5：Species, content height according to electrolysis waste solution process aerogenesis and endanger size, and electrolysis disposes waste liquid
Effect, analysis it is a kind of can the dispose waste liquid complexes electrolysis of effect and electrolytic process aerogenesis of continuous monitoring electrolysis dispose waste liquid
Middle harmful substance cutting mechanisms, judge that can electrolysis process under the conditions of special operation condition：Such as petrochemical industry, land/offshore oil and gas neoasozin
It is complete to use, preferably, adjust Electrolytic conditions：Such as the species of electrode material, electrode form, interelectrode distance, number of electrodes, electricity
Solve time, decomposition voltage, Faradaic current etc..
The method have the advantages that：
1st, the basic operation unit D.C. regulated power supply of the complexes, except that alternating current can be converted into powered by direct current
Solve outside groove use, " conversion and control " that can also pass through thereon switchs, and changes lead-out terminal positive-negative polarity, so as to change electrolytic cell
Cathode and anode polarity, electrolytic efficiency caused by electrode passivation is reduced or avoided reduce problem；It is terminated with before D.C. regulated power supply
AC energy meter, direct current energy meter is connected between the D.C. regulated power supply power line port of export and electrolytic cell, is respectively used to measure
Ac electric, direct current measurement, for judge the conversion efficiency of D.C. regulated power supply, judge power consumption that electrolytic cell disposes waste liquid,
Judge electrisity consumption and dispose waste liquid effect, relation of electrolytic process gas production etc..
2nd, the electrolytic cell of the complexes using it is removable can it is closed collect electrolysis aerogenesis electrolytic cell, the electrolytic cell is removable can
Sealing, electrode type, adjustment interelectrode distance can be changed when taking apart, sealing can be by gas caused by electrolysis by leading when running
Tracheae is transported to analysing mixed instrument analysis gaseous species and content, while the electrolytic cell can also pass through waste liquid import and export control
Valve processed, static Mobile Forms electrolysis is carried out to waste liquid and handled, the effect that device disposes waste liquid can be sampled by waste liquid outlet control valve
Analysis judges that the waste liquid after processing is reprocessed or directly discharged into next processing unit equipment.(concrete property is shown in " one
The electrolytic cell CN201611008875 " of the closed collectable electrolysis aerogenesis of kind)
3rd, the basic processing unit gas dehumidifiers of the complexes, moisture caused by electrolysis waste solution can be dried, removed
Moisture in gas, to reduce or avoid corrosion and destruction of the sour gas to analysing mixed instrument, ensure the accurate of measurement
Degree, accuracy.
4th, the basic processing unit gas mass flow gauge of the complexes, can record real caused by electrolysis waste solution process
When gas flow, be easy to the change of waste liquid in auxiliary judgment electrolytic process.
5th, the basic processing unit gas integrating flowmeter measuring device of the complexes, can be recorded caused by electrolysis waste solution process
Total gas flow, it can be engaged with gas mass flow gauge.
6th, the analysing mixed instrument of basic processing unit pump suction type of the complexes；The instrument is evacuated distance 1-8 rice,
It can be worked under tiny structure environment, a gas analyzer can detect 1-6 kind gases simultaneously, need to such as monitor more kinds of gases, can
Several gas analyzers are used in series, every analyzer can have in real time according to the sensor for needing apolegamy to want monitoring gas
Detection, timing 2 kinds of detection patterns of detection are optional, have tri- kinds of concentration units switchings of PPM, %VOL, mg/m3, high-low-range can be certainly
Dynamic switching.The standby 4-8h of the instrument, can real-time display instrument all technical and gas concentration value, realize on screen straight
Historical data, curve map are checked in sight, and are had more than 100000 groups of data storage, print data, outranged a variety of work(such as alarm
Can, in addition, the instrument can also be according to needing to match：The functions such as temperature and relative humidity, remote wireless transmission, meet different fields
Close and use.
7th, the basic processing unit exhaust processor of the complexes, waste gas can be selected according to gaseous species caused by electrolysis
Absorbent or transforming agent, harm or explosion danger electrolytic process aerogenesis are preferably minimized.
8th, the electrolytic cell of the complexes, airway tube, sewer pipe are using organic materials such as lucite, fiberglass or not
The metal materials such as rust steel or composite are made, waste liquid conveying measuring pump, waste liquid import and export control valve, instrument and associated components
Requirement for anticorrosion is fully taken into account.
9th, electrolysis processing is carried out to intractable liquid waste using the complexes, can determine whether waste liquid electrolysis processing effect
Fruit, gaseous species, content caused by electrolytic process are collected, harmful substance removal effect and mechanism in analysis, judge to be electrolysed
Can technique (such as petrochemical industry, land/offshore oil and gas field) be used safely under the conditions of special operation condition, while can be with comprehensive treatment effect
And aerogenesis is foundation, preferably, Electrolytic conditions are adjusted.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is complexes system structure diagram of the present invention.
In figure：D.C. regulated power supply 1, electrolytic cell 2, gas dehumidifiers 3, gas mass flow gauge 4, gas buildup flowmeter
5th, the analysing mixed instrument 6 of pump suction type, gas processer 7, AC energy meter 8, direct current energy meter 9, waste liquid metering conveying pump 10,
Waste liquid inlet control valve 11, waste liquid outlet control valve 12, electrolysis aerogenesis outlet 13, airway tube 14, exhaust port 15.
Embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
Embodiment 1：
Such as Fig. 1, a kind of continuous monitoring is electrolysed the complexes of dispose waste liquid effect and electrolytic process aerogenesis, and it includes electrolysis
Groove 2, the electrolytic cell 2 is using the closed collectable electrolytic cell for being electrolysed aerogenesis.
Further, the power input of the electrolytic cell 2 is connected with D.C. regulated power supply 1, the electrolytic cell 2 it is molten
Liquid inlet port is connected with waste liquid gatherer, and the electrolysis aerogenesis outlet 13 of the electrolytic cell 2 passes through airway tube 14 and gas dehumidification
Device 3 is connected, and gas mass flow gauge 4, gas buildup flowmeter have been sequentially connected in series by airway tube after the gas dehumidifiers 3
5th, the analysing mixed instrument 6 of pump suction type and gas processer 7, exhaust port 15 after setting on the gas processer 7.
Further, input voltage AC220V ± 10% of the D.C. regulated power supply 1,50Hz ± 1Hz, output voltage：
DC0~60V, output current：0~30A；Timing can set 999s~999min；DC voltage-stabilizing is accessed in AC power cord
AC energy meter 8 is terminated with before power supply 1, direct current is connected between the power line exit end of D.C. regulated power supply 1 and electrolytic cell 2
Electric energy meter 9, wherein AC energy meter, direct current energy meter are respectively used to measure ac electric, direct current measurement, for judging that direct current is steady
The conversion efficiency of voltage source 1, judge power consumption that electrolytic cell disposes waste liquid, judge electrisity consumption and the effect that disposes waste liquid, be electrolysed
Relation of journey gas production etc..The major function of D.C. regulated power supply 1：Alternating current is converted into the use of powered by direct current solution groove, led to
" conversion and control " switch thereon is crossed, changes lead-out terminal positive-negative polarity, so as to change the cathode and anode of electrolytic cell, reduces or keep away
Electrolytic efficiency caused by exempting from electrode passivation reduces problem；
Further, the waste liquid gatherer includes waste liquid ingress pipe, and waste liquid meter is provided with the waste liquid ingress pipe
Measure front pump 10 and waste liquid inlet control valve 11.Can not only be realized by control valve the static state of the complexes, interval or
The continuous operation of dynamic, can also be in its forward and backward other processing unit of connection, and whole waste disposal unit combination is flexible and changeable, safeguards
Process operation is simple, time saving and energy saving, and cost is relatively low.
Further, waste liquid outlet control valve 12 is installed on the discharging tube of the electrolytic cell 2.
Further, the electrolytic cell of closed collectable electrolysis aerogenesis uses removable and salable structure；Can be more when taking apart
Electrode type, adjustment interelectrode distance are changed, gas caused by electrolysis can be transported to gaseous mixture by sealing when running by airway tube
Body analyzer analyzes gaseous species and content；The electrolytic cell can also be in waste liquid inlet control valve 11 and waste liquid outlet control valve simultaneously
During 12 closing, to the static electrolysis processing of waste liquid progress, processing time according to needs, controls or sets dc source work automatically manually
Controlled as the time；All opened in waste liquid inlet control valve 11 and waste liquid outlet control valve 12, waste liquid metering front pump 10 is run
When, dynamic electrolytic processing is carried out to waste liquid, processing time is by controlling waste liquid to measure the flow velocity of front pump 10 to control.Concrete property
See a kind of " electrolytic cell CN201611008875 " of closed collectable electrolysis aerogenesis.
Further, the gas dehumidifiers 3 can dry moisture caused by electrolysis waste solution, remove the water in gas
Point；The dehumidifier can load silica gel, fibrous nodules, calcium oxide, anhydrous calcium chloride, anhydrous sodium sulfate or anhydrous magnesium sulfate.Can be with
Moisture caused by electrolysis waste solution is dried, the moisture in gas is removed, to reduce or avoid sour gas such as CO2, SO2, H2S couple
The corrosion and destruction of analysing mixed instrument, ensure the degree of accuracy, the accuracy of measurement.
Further, powerful vacuum pump, flow velocity are installed inside the analysing mixed instrument 6 of the pump suction type： 0-2L/
Min, distance 1-8 rice is evacuated, can be worked under tiny structure environment, a gas analyzer is examined suitable for various mixed gases concentration
Survey, 1-6 kind gases can be detected simultaneously, need to such as monitor more kinds of gases, gas analyzer can be used in series；Every analyzer can
According to the sensor (electrochemistry/infrared gas sensor) for needing apolegamy to want monitoring gas, there are detection in real time, regularly detection 2
Kind of detection pattern is optional, fast response time, and measurement accuracy is high, stability and reproducible, and parameters user, which can customize, to be set
Put, PPM, %VOL, mg/m3Three kinds of concentration units can free switching, high-low-range can automatically switching operation it is simple.The instrument band
There are chargeable poly-lithium battery, standby 4-8h；Using 3.5 cun of high-resolution color screens, can real-time display instrument every technology
Index and gas concentration value, realize and historical data, curve map intuitively checked on screen, and have 100000 groups of data storage with
Upper, print data, the multiple functions such as alarm are outranged, in addition, the instrument can also be according to needing to match：It is temperature and relative humidity, remote
The functions such as range wireless transmission (1000-3000 rice, farther apart from optional GPRS transmission), meet that different occasions use.
Further, the exhaust processor 7 can select waste gas absorption liquid according to gaseous species caused by electrolysis, can such as select
Select alkali liquor absorption sour gas CO2、SO2、H2S, also directly it can absorb CO with water2、SO2、H2S、 NH3Etc. mixed gas, it is impossible to inhale
The a small amount of O received2、H2It is discharged into ventilating system；
Exhaust processor 7 be able to can such as select according to gaseous species selection waste gas absorption agent or transforming agent caused by electrolysis
Alkali liquor absorption sour gas CO2、SO2、H2S, also directly it can absorb CO with water or the concentrated sulfuric acid2、SO2、 H2S、NH3Etc. mixed gas；
With the deoxidier that inorganic matrix is main body, such as reduced iron powder, sulphite system solution, organic substrate is main body, such as glucose
Aoxidize the deoxidiers such as representative enzyme, ascorbic acid, the oleic acid such as alcohol and remove or reduce the O in waste gas2；Also noble metal-oxygen can be used
Compound system dehydrogenating agent (such as palladium catalyst) can remove O simultaneously2、H2, can accomplish to discharge almost without residual gas.
Further, electrolytic cell 2, airway tube, sewer pipe are using organic material or stainless steels such as lucite, fiberglass
Be made Deng metal material or composite, waste liquid metering conveying pump 10, waste liquid inlet control valve 11, waste liquid outlet control valve 12,
Instrument and associated components use anticorrosion structure.
Embodiment 2：
The method of the complexes of dispose waste liquid effect and electrolytic process aerogenesis is electrolysed using any one continuous monitoring, it
Comprise the following steps：
Step1：After electrode in electrolytic cell 2 is arranged and closed, do not produced with electrolysis waste solution or not in gas analysis
The inert gas purge electrolytic cell of instrument detection range, drive away the air of electrolyte bath, start defeated with waste liquid metering conveying pump 10
Pending waste liquid is sent, flow velocity is 0.001m/s~0.004m/s, then enters electrolytic cell 2 through waste liquid inlet control valve 11, in electricity
It is 0.01m to solve waste liquid and electrode contact surface product in groove 22~50m2, recording waste liquid volume is：VLiquid, the flow velocity and pressure of the waste liquid
Gently so that the flow velocity of waste liquid and flow direction can be steady, ensure that suitable pressure is conveyed, and by coutroi velocity come
Control the electrolysis time of waste liquid in a cell, i.e. residence time tElectrolysis, then only need to be when what is taken is static electrolysis mode
Waste liquid during the requirement of main road experiment process, closes waste liquid metering conveying pump 10 in electrolytic cell 2, closes waste liquid inlet control valve 11
With waste liquid outlet control valve 12, electrolysis time is controlled by open or closed D.C. regulated power supply 1；
Step2：Switch on power, set the parameter of D.C. regulated power supply 1, including output voltage, electric current, electrolysis when
Between, AC energy meter 8, direct current energy meter 9 are reset；Gas mass flow gauge 4, gas buildup flowmeter 5 reset and switched on power,
The analysing mixed prerun of instrument 6 of pump suction type is opened, gets out gas processer 7；
Step3：Bring into operation it is this can continuous monitoring electrolysis dispose waste liquid the complexes of effect and electrolytic process aerogenesis,
Start timing t while connecting electrolyzer electric source switchElectrolysis, caused waste gas passes through during electrolytic tank electrolysis disposes waste liquid
Electrolysis aerogenesis outlet 13 in closed cell 2, then remove moisture, gas mass flow gauge through airway tube 14, gas dehumidifiers 3
4 record instant gas flows, gas buildup flowmeter 5 enter the analysing mixed instrument 6 of pump suction type and carry out component and content analysis,
And record automatically, store each group divided data, the gas come out from the analysing mixed instrument 6 of pump suction type enters the nothing of gas processer 7
Emptied after evilization, minimizing processing；Electricity thus can be judged according to electrolysis time, the electrolysis amount of disposing waste liquid and species to analyze
The various influence factors of aerogenesis are solved, and judge to be electrolysed the security for the aerogenesis that disposes waste liquid；
Step4：Being electrolysed the effect to dispose waste liquid can be in electrolysis time tElectrolysisAfter end, pass through the waste liquid of closed cell 2
Discharge control valve 12 samples, the various contamination indexs of waste liquid after analyzing and processing：Colourity, turbidity, oil content, representative content of organics
Change carry out discriminatory analysis；
Step5：Species, content height according to electrolysis waste solution process aerogenesis and endanger size, and electrolysis disposes waste liquid
Effect, analysis it is a kind of can the dispose waste liquid complexes electrolysis of effect and electrolytic process aerogenesis of continuous monitoring electrolysis dispose waste liquid
Middle harmful substance cutting mechanisms, judge that can electrolysis process under the conditions of special operation condition：Such as petrochemical industry, land/offshore oil and gas neoasozin
It is complete to use, preferably, adjust Electrolytic conditions：Such as the species of electrode material, electrode form, interelectrode distance, number of electrodes, electricity
Solve time, decomposition voltage, Faradaic current etc..
The present invention the course of work and operation principle be：
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
Embodiment 3：
Take certain acidification of oil field fracturing fluid800ml, the original turbidity of before processing waste liquid362NTU, colourity96 times, in electricity
Pole is combined as the special ruthenium of tabular according to composite (+)-tabular aluminium electrode (-), electrode spacing d=6.0cm, Faradaic current I
Under the conditions of=0.5A, be powered operation complexes static treatment fracturing outlet liquid, is electrolysed 30min, complexes processing of the present invention
Effect and aerogenesis result are as shown in table 1.
The electrolysis of table 1 handles certain oil field compression fracture backflow waste liquid experimental result
Note：Ppm is volumetric concentration, to one of method for expressing of pollutant concentration in ambient air (air), represents 100
The volume number of contained pollutant in the air of ten thousand volumes.
Embodiment 4：
Take certain shale gas well fracturing fluid backflow waste liquid1000Ml, (waste liquid colourity is 32 times, waste liquid turbidity 343NTU), in electricity
Pole is combined as the common ruthenium of tabular according to composite (+)-tabular aluminium electrode (-), electrode spacing d=6.0cm, Faradaic current I=
Under the conditions of 0.8A, be powered operation complexes static treatment fracturing outlet liquid, is electrolysed 30min, complexes processing effect of the present invention
Fruit and aerogenesis result are as shown in table 2.
The electrolysis of table 2 handles certain shale gas well fracturing fluid experimental result
Embodiment 5：
Certain polymer flooding water of oil field processing technological flow is " coagulant precipitation → filtering → biochemical treatment → discharge ", this
Experiment takes it to filter water outlet and reprocessed, (waste water COD 285.6mg/L), is netted common ruthenium according to composite wood in electrode combination
Expect (+)-tabular aluminium electrode (-), negative and positive interpolar and around filler particles grain material (granular active carbon, glass after processing
One or more of mixtures in pearl, quartz sand) it is used as granule electrode, electrode spacing d=6.0cm, Faradaic current I=
Under the conditions of 3.0A, the operation complexes dynamic processing that is powered filters out water 650ml, is electrolysed 30min, complexes processing of the present invention
Effect and aerogenesis result are as shown in table 3.
The electrolysis processing polymer flooding water filtering water outlet experimental result of table 3
From above-described embodiment, a kind of continuous monitoring involved in the present invention is electrolysed dispose waste liquid effect and electrolytic process
The complexes and method of aerogenesis, caused multiple gases during electrolysis disposes waste liquid can be collected, and can be produced by analyzing
The amount and component of angry body handle the effect of pollutant to study electrolysis, assess the security of device electrolysis aerogenesis operation.
By above-mentioned description, those skilled in the art completely can be in the model without departing from this invention technological thought
In enclosing, various changes and amendments are carried out all within protection scope of the present invention.The unaccomplished matter of the present invention, belongs to ability
The common knowledge of field technique personnel.
Claims (10)
- The complexes of effect and electrolytic process aerogenesis 1. a kind of continuous monitoring electrolysis disposes waste liquid, it is characterised in that：It includes Electrolytic cell（2）, the electrolytic cell（2）Using the electrolytic cell of closed collectable electrolysis aerogenesis；The electrolytic cell（2）Power input and D.C. regulated power supply（1）It is connected, the electrolytic cell（2）Solution inlet port It is connected with waste liquid gatherer, the electrolytic cell（2）Electrolysis aerogenesis outlet（13）Pass through airway tube（14）With gas dehumidifiers （3）It is connected, the gas dehumidifiers（3）Gas mass flow gauge has been sequentially connected in series by airway tube afterwards（4）, gas buildup stream Gauge（5）, the analysing mixed instrument of pump suction type（6）And gas processer（7）, the gas processer（7）Tail gas after upper setting Floss hole（15）.
- Effect and the electrolytic process aerogenesis into suit 2. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The D.C. regulated power supply（1）Input voltage AC220V ± 10%, 50Hz ± 1Hz, output voltage：DC0 ~60V, output current：0~30A；Timing can set 999s~999min；D.C. regulated power supply is accessed in AC power cord （1）Before be terminated with AC energy meter（8）, in D.C. regulated power supply（1）Power line exit end and electrolytic cell（2）Between be connected to Direct current energy meter（9）.
- Effect and the electrolytic process aerogenesis into suit 3. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The waste liquid gatherer includes waste liquid ingress pipe, and it is defeated that waste liquid metering is provided with the waste liquid ingress pipe Enter pump（10）With waste liquid inlet control valve（11）.
- Effect and the electrolytic process aerogenesis into suit 4. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The electrolytic cell（2）Discharging tube on waste liquid outlet control valve is installed（12）.
- Effect and the electrolytic process aerogenesis into suit 5. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The electrolytic cell of closed collectable electrolysis aerogenesis uses removable and salable structure；Electricity can be changed when taking apart Pole type, adjustment interelectrode distance, gas caused by electrolysis mixed gas point can be transported to by airway tube when sealing is run Analyzer analyzes gaseous species and content；The electrolytic cell can also be in waste liquid inlet control valve simultaneously（11）With waste liquid outlet control valve （12）During closing, static electrolysis processing is carried out to waste liquid, processing time is manual to control or set dc source automatically according to needs Working time controls；In waste liquid inlet control valve（11）With waste liquid outlet control valve（12）All open, waste liquid metering front pump （10）During operation, dynamic electrolytic processing is carried out to waste liquid, processing time is by controlling waste liquid to measure front pump（10）Flow velocity is controlled System.
- Effect and the electrolytic process aerogenesis into suit 6. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The gas dehumidifiers（3）Moisture caused by electrolysis waste solution can be dried, remove the moisture in gas； The dehumidifier can load silica gel, fibrous nodules, calcium oxide, anhydrous calcium chloride, anhydrous sodium sulfate or anhydrous magnesium sulfate.
- Effect and the electrolytic process aerogenesis into suit 7. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The analysing mixed instrument of pump suction type（6）Inside is provided with powerful vacuum pump, flow velocity：0-2L/min, Distance 1-8 rice is evacuated, can be worked under tiny structure environment, a gas analyzer is applied to various mixed gases Concentration Testing, 1-6 kind gases can be detected simultaneously, need to such as monitor more kinds of gases, gas analyzer can be used in series；The instrument carries chargeable poly-lithium battery, standby 4-8h；, can real-time display instrument using 3.5 cun of high-resolution color screens The all technical and gas concentration value of device, realize and historical data, curve map are intuitively checked on screen, and have storage number According to more than 100000 groups, print data, outrange alarm.
- Effect and the electrolytic process aerogenesis into suit 8. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：The gas processer（7）Waste gas absorption agent or transforming agent are selected according to gaseous species caused by electrolysis, Alkali liquor absorption sour gas CO can be selected2、SO2、H2S, also directly it can absorb CO with water or the concentrated sulfuric acid2、SO2、H2S、NH3Deng mixed Close gas；With the deoxidier that inorganic matrix is main body, reduced iron powder, sulphite system solution, organic substrate is main body, glucose Aoxidize the deoxidiers such as representative enzyme, ascorbic acid, the oleic acid such as alcohol and remove or reduce the O in waste gas2；Also noble metal-oxygen can be used Compound system dehydrogenating agent, while remove O2、H2。
- Effect and the electrolytic process aerogenesis into suit 9. a kind of continuous monitoring electrolysis according to claim 1 disposes waste liquid Put, it is characterised in that：Electrolytic cell（2）, airway tube, sewer pipe is using organic material or the stainless steel such as lucite, fiberglass It is made Deng metal material or composite, waste liquid metering conveying pump（10）, waste liquid inlet control valve（11）, waste liquid outlet control valve （12）, instrument and associated components use anticorrosion structure.
- 10. using the electrolysis of claim 1-9 any one continuous monitoring dispose waste liquid effect and electrolytic process aerogenesis into suit The method put, it is characterised in that it comprises the following steps：Step1：In electrolytic cell（2）In electrode arrange and close after, do not produced with electrolysis waste solution or not in gas analyzer The inert gas purge electrolytic cell of detection range, drive away the air of electrolyte bath, start to use waste liquid metering conveying pump（10）It is defeated Pending waste liquid is sent, flow velocity is 0.001m/s ~ 0.004m/s, then through waste liquid inlet control valve（11）Into electrolytic cell（2）, Electrolytic cell（2）Middle waste liquid is 0.01m with electrode contact surface product2~50m2, recording waste liquid volume is：VLiquid, the flow velocity of the waste liquid and Pressure is gentle so that the flow velocity of waste liquid and flow direction can be steady, ensure that suitable pressure is conveyed, and pass through controlling stream Speed controls the electrolysis time of waste liquid in a cell, i.e. residence time tElectrolysis, when what is taken is static electrolysis mode, then only Need to be in waste liquid in electrolytic cell（2）During middle main road experiment process requirement, waste liquid metering conveying pump is closed（10）, close waste liquid import control Valve processed（11）With waste liquid outlet control valve（12）, electrolysis time passes through open or closed D.C. regulated power supply（1）To control；Step2：Switch on power, set D.C. regulated power supply（1）Parameter, including output voltage, electric current, electrolysis time, AC energy meter（8）, direct current energy meter（9）Reset；Gas mass flow gauge（4）, gas buildup flowmeter（5）Reset and connect Power supply, open the analysing mixed instrument of pump suction type（6）Prerun, get out gas processer（7）；Step3：Bring into operation it is this can continuous monitoring electrolysis dispose waste liquid the complexes of effect and electrolytic process aerogenesis, connect Start timing t while electrolyzer electric source switchElectrolysis, caused waste gas passes through closed during electrolytic tank electrolysis disposes waste liquid Electrolytic cell（2）On electrolysis aerogenesis outlet（13）, then through airway tube（14）, gas dehumidifiers（3）Remove moisture, gas mass flow Gauge（4）Record instant gas flow, gas buildup flowmeter（5）Into the analysing mixed instrument of pump suction type（6）Carry out component And content analysis, and record automatically, store each group divided data, from the analysing mixed instrument of pump suction type（6）Gas out enters Gas processer（7）Emptied after innoxious, minimizing processing；Thus can be according to electrolysis time, the electrolysis amount of disposing waste liquid and kind Class, to analyze the various influence factors for judging electrolysis aerogenesis, and judge to be electrolysed the security for the aerogenesis that disposes waste liquid；Step4：Being electrolysed the effect to dispose waste liquid can be in electrolysis time tElectrolysisAfter end, pass through closed cell（2）Waste liquid outlet Control valve（12）Sample, the various contamination indexs of waste liquid after analyzing and processing：Colourity, turbidity, oil content, representative content of organics Change to carry out discriminatory analysis；Step5：Species, content height according to electrolysis waste solution process aerogenesis and endanger size, and the effect that electrolysis disposes waste liquid Fruit, analysis it is a kind of can continuous monitoring electrolysis dispose waste liquid effect and electrolytic process aerogenesis complexes electrolysis dispose waste liquid in have Evil material cutting mechanisms, judge that can electrolysis process under the conditions of special operation condition：As petrochemical industry, land/offshore oil and gas field make safely With, preferably, adjustment Electrolytic conditions：During such as the species of electrode material, electrode form, interelectrode distance, number of electrodes, electrolysis Between, decomposition voltage, Faradaic current etc..
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