CN110205646A - A kind of electrolytic cell small scale pilot experimental provision - Google Patents
A kind of electrolytic cell small scale pilot experimental provision Download PDFInfo
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- CN110205646A CN110205646A CN201910552828.0A CN201910552828A CN110205646A CN 110205646 A CN110205646 A CN 110205646A CN 201910552828 A CN201910552828 A CN 201910552828A CN 110205646 A CN110205646 A CN 110205646A
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- 239000007788 liquid Substances 0.000 claims abstract description 74
- 239000003792 electrolyte Substances 0.000 claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 238000010438 heat treatment Methods 0.000 claims abstract description 42
- 238000012360 testing method Methods 0.000 claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims description 19
- 238000005868 electrolysis reaction Methods 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 8
- 238000005201 scrubbing Methods 0.000 claims description 8
- 239000003599 detergent Substances 0.000 claims description 7
- 239000002001 electrolyte material Substances 0.000 claims description 7
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 6
- 230000002572 peristaltic effect Effects 0.000 claims description 6
- 238000010079 rubber tapping Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 238000011897 real-time detection Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 14
- 230000001276 controlling effect Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Organic Chemistry (AREA)
- Automation & Control Theory (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a kind of electrolytic cell small scale pilot experimental provisions, electrolytic cell including test, DC power supply, for providing the anode circulation slot and cathode circulation slot of anolyte and catholyte for electrolytic cell, it is separately connected the hot water heating circulator of anode circulation slot and cathode circulation slot, the anolyte liquid feeding pipeline for being connected to the anode chamber of the electrolytic cell is provided on anode circulation slot, the anolyte return line for being connected to the anode circulation slot is provided in the anode chamber of electrolytic cell, the catholyte liquid feeding pipeline for being connected to the cathode chamber of the electrolytic cell is provided on cathode circulation slot, the catholyte return line of connection cathode circulation slot is provided on the cathode chamber of electrolytic cell, ammeter and voltmeter are provided between DC power supply and anode and cathode, electrolyte temperature sensor is respectively arranged on anolyte return line and catholyte return line.The present invention is capable of the application of real-time monitoring test electrolytic cell, to realize the verifying to cell performance.
Description
Technical field
The present invention relates to cell technologies fields, and in particular to a kind of electrolytic cell small scale pilot experimental provision.
Background technique
Electrolytic cell is made of groove body and being arranged in intracorporal anode and cathode of slot etc., and with diaphragm by anode chamber and cathode chamber
It separates.It is divided into aqueous solution electrolytic cell, fusion electrolysis slot and nonaqueous solution electrolysis slot three classes by the difference of electrolyte.Work as direct current
When passing through electrolytic cell, oxidation reaction occurs at anode and solution interface, reduction reaction occurs at cathode and solution interface, with
Produce required product.
In order to improve the current efficiency of electrolytic cell, reduce tank voltage, saving energy consumption, it is necessary to cell construction and electricity
Pole, diaphragm material etc. optimize, to realize the optimization of cell performance.
Summary of the invention
The object of the present invention is to provide a kind of electrolytic cell small scale pilot experimental provisions, and by experimental provision come real-time monitoring
The test application of electrolytic cell, to verify whether the structure of electrolytic cell is able to satisfy the requirement such as its performance and service life.Specifically
Technical solution is as follows:
A kind of electrolytic cell small scale pilot experimental provision, it is electrolytic cell including test, positive in the electrolytic cell for connecting
The DC power supply of pole and cathode is respectively used to provide for the electrolytic cell and follow as the anolyte of electrolyte and the anode of catholyte
Annular groove and cathode circulation slot, the hot water heating circulator for being separately connected the anode circulation slot and cathode circulation slot, the sun
It is provided with the anolyte liquid feeding pipeline for being connected to the anode chamber of the electrolytic cell on the circulating slot of pole, is set in the anode chamber of the electrolytic cell
It is equipped with the anolyte return line for being connected to the anode circulation slot, the connection electrolytic cell is provided on the cathode circulation slot
The catholyte liquid feeding pipeline of cathode chamber is provided on the cathode chamber of the electrolytic cell and is connected to the catholyte of the cathode circulation slot and returns
Flow tube road, electricity when being provided on the line between the DC power supply and the anode and cathode for real-time detection electrolysis
The ammeter and voltmeter of stream and voltage, are respectively arranged with electrolysis on the anolyte return line and catholyte return line
Liquid temperature sensor.
In the present invention, electrolyte conveying magnetic force is respectively arranged on the anolyte liquid feeding pipeline and catholyte liquid feeding pipeline
Pump, metal pipe float flow meter and diaphragm regulating valve.
In above-mentioned technical proposal, by anolyte liquid feeding pipeline and catholyte liquid supply pipe that joint test electrolytic cell is arranged
Electrolyte is transported in electrolytic cell by road, while ammeter and voltmeter carry out the variation of electric current and voltage when real-time monitoring is electrolysed
Situation, so as to judge the behavior pattern in the test period Inner electrolysis slot of setting.
In addition, the changes in flow rate situation of electrolyte can be monitored, thus favorably by setting metal pipe float flow meter
Make comprehensive descision in the behavior pattern to electrolytic cell.
As a preferred solution of the present invention, the anode circulation slot and cathode circulation slot all have double-layer shell structure, institute
Stating double Shell includes for electrolyte storage and the inner housing recycled, the outer housing kept the temperature for electrolyte, and the inner casing
Heating cavities are formed between body and outer housing, the heating cavities pass through the hot water inlet and hot water being arranged on the outer housing
Hot water heating circulator described in outlet.
Preferably, the inside of the inner housing of the anode circulation slot and cathode circulation slot is separately provided for monitoring electrolysis
The circulating slot temperature sensor of liquid temperature.
Preferably, the inside of the inner housing of the anode circulation slot and cathode circulation slot is respectively arranged with circulating slot liquid level and opens
It closes.
Preferably, the housing wall of the outer housing is equipped with intermediate insulating layer, and the intermediate insulating layer is alumina silicate insulating layer.
It is provided with insulation construction and structure of controlling temperature on above-mentioned anode circulation slot and cathode circulation slot, is conducive to electrolyte temperature
Accurate control, and energy-saving effect is good.
A kind of electrolytic cell small scale pilot experimental provision of the invention further includes electrolyte Raw material pail and electrolyte finished barrel, institute
It states and is provided with electrolyte material inlet and electrolyte overflow port on the inner housing of anode circulation slot and cathode circulation slot, the electrolysis
Liquid Raw material pail passes through piping connection institute by electrolyte material inlet described in peristaltic pump and piping connection, the electrolyte finished barrel
State electrolyte overflow port.
During test, it can be needed with the electrolyte in timing sampling circulating slot by analyzing the concentration levels of electrolyte
Shi Kaiqi peristaltic pump supplements electrolyte raw material into circulating slot, can reach the dense of setting to meet the electrolyte in testing
Degree.
Preferably, the anode circulation slot and cathode circulation slot, which pass through piping connection, gas purification treating device, institute
State the blower that gas purification treating device includes scrubbing tower He is arranged at the top of the scrubbing tower.
Above by setting gas purification treating device, experimental enviroment is substantially improved, the feature of environmental protection is preferable.
As a further improvement of the present invention, detergent line is connected separately on the anode chamber of the electrolytic cell and cathode chamber
System, the detergent line system include cleaning solution intake line and cleaning solution discharge line, on the cleaning solution intake line
It is provided with cleaning barrel and cleaning liquid feed valve, is provided with tapping valve and waste collection bucket on the cleaning solution discharge line.
Above by setting detergent line system, the maintenance of experimental provision is greatly facilitated.
In order to advanced optimize the performance of experimental rig, a kind of electrolytic cell small scale pilot experimental provision of the invention further includes
For controlling the PLC controller of the anode circulation slot and cathode circulation slot electrolyte inside temperature, the hot water heating circulation dress
It sets including hot water heating bucket, the heater being arranged in the hot water heating bucket, hot water temperature sensor and hot water water level switch,
And the delivery magnetic drive pump for carrying out hot water circuit, the circulating-heating liquid feed valve for adjusting hot water circuit amount, it is described
Circulating slot temperature sensor, heater, hot water temperature sensor, hot water water level switch, circulating slot liquid-level switch, delivery magnetic
Power pump is separately connected the PLC controller.
Preferably, the circulating-heating liquid feed valve is motorized adjustment circulating-heating liquid feed valve, and the motorized adjustment recycles
It heats liquid feed valve and connects PLC controller.
Electrolyte temperature control in above-mentioned technical proposal uses the temperature controlled scheme of two-stage, i.e., first by hot water temperature
Degree sensor obtains the temperature of circulating hot water and carries out PLC control, obtains on this basis further through circulating slot temperature sensor
Electrolyte temperature in circulating slot, then the flow of circulating hot water is adjusted to realize electrolyte temperature by circulating-heating liquid feed valve
More accurate, more sensitive control.
In addition, the present invention can be prevented in circulating slot by the way that circulating slot liquid-level switch is arranged on the inner housing of circulating slot
Liquid is lacked because of failure, to improve the safety and reliability of experimental provision.
In the present invention, the anode circulation slot, cathode circulation slot also pass through waste liquid described in tapping valve and piping connection respectively
Surge drum.
In the present invention, glass-tube liquid level meter is provided on the scrubbing tower.
In the present invention, circulating-heating check-valves is provided on the circulation line of the hot water heating circulator.
It is as follows using its workflow of a kind of electrolytic cell small scale pilot experimental provision of the invention:
1, cathode circulation slot and anode circulation slot are heated by hot water heating bucket, electrolyte is controlled by PLC controller
Temperature stablize within the temperature range of setting.
2, anode circulation slot Anodic liquid by magnetic drive pump through metal pipe float flow meter from the circulating slot of anode circulation slot
Liquid outlet enters anode chamber, and flows back to anode circulation slot from the liquid outlet of upper portion of anode chamber, and the gas in anode circulation slot passes through
The washed tower discharge of blower, has more liquid by circulating slot overflow port and is discharged into electrolyte finished barrel, make electrolytic cell by anolyte
Heating reaches the service condition of needs.
3, in cathode circulation slot catholyte by magnetic drive pump through metal pipe float flow meter from the circulating slot of cathode circulation slot
Liquid outlet enters cathode chamber, and flows back to cathode circulation slot from the liquid outlet on cathode chamber top, and the gas in cathode circulation slot passes through
The washed tower discharge of blower, has more liquid by circulating slot overflow port and is discharged into electrolyte finished barrel, make electrolytic cell by catholyte
Heating reaches the service condition of needs.
4, after reaching running environment, operation rectifier power source is adjusted to specified electric current, is remembered in real time by recording equipment
Record.
The beneficial effects of the present invention are:
First, a kind of electrolytic cell small scale pilot experimental provision of the invention, by the sun that joint test electrolytic cell is arranged
Electrolyte is transported in electrolytic cell by pole liquid liquid feeding pipeline and catholyte liquid feeding pipeline, while ammeter and voltmeter are supervised in real time
The situation of change of the electric current and voltage when electrolysis is surveyed, so as to judge the performance feelings in the test period Inner electrolysis slot of setting
Condition.
Second, a kind of electrolytic cell small scale pilot experimental provision of the invention can by the way that metal pipe float flow meter is arranged
The changes in flow rate situation of electrolyte is monitored, to be conducive to make comprehensive descision to the behavior pattern of electrolytic cell.
Third, a kind of electrolytic cell small scale pilot experimental provision of the invention are arranged on anode circulation slot and cathode circulation slot
There are insulation construction and structure of controlling temperature, is conducive to the accurate control of electrolyte temperature, and energy-saving effect is good.
4th, a kind of electrolytic cell small scale pilot experimental provision of the invention during test, can open peristaltic pump to following
Electrolyte raw material is supplemented in annular groove, to meet the concentration that the electrolyte in testing can reach setting.
5th, a kind of electrolytic cell small scale pilot experimental provision of the invention, by the way that gas purification treating device is arranged, significantly
Experimental enviroment is improved, the feature of environmental protection is preferable.
6th, a kind of electrolytic cell small scale pilot experimental provision of the invention, electrolyte temperature control uses two-stage temperature
The scheme of control obtains the temperature of circulating hot water by hot water temperature sensor first and carries out PLC control, on this basis again
The electrolyte temperature in circulating slot is obtained by circulating slot temperature sensor, then cycling hot is adjusted by circulating-heating liquid feed valve
The flow of water is to realize that the more accurate, more sensitive of electrolyte temperature controls.
7th, a kind of electrolytic cell small scale pilot experimental provision of the invention is followed by being arranged on the inner housing of circulating slot
Annular groove liquid-level switch can prevent from lacking liquid because of failure in circulating slot, to improve the safety and reliability of experimental provision.
Detailed description of the invention
Fig. 1 is a kind of general structure schematic diagram of electrolytic cell small scale pilot experimental provision of the invention；
Fig. 2 be four pieces according to four quadrant segmenteds by the breadth of Fig. 1 after, the partial enlargement of first quartile position regards
Figure；
Fig. 3 be four pieces according to four quadrant segmenteds by the breadth of Fig. 1 after, the partial enlargement of the second quadrant position regards
Figure；
Fig. 4 be four pieces according to four quadrant segmenteds by the breadth of Fig. 1 after, the partial enlargement of third quadrant position regards
Figure；
Fig. 5 be four pieces according to four quadrant segmenteds by the breadth of Fig. 1 after, the partial enlargement of fourth quadrant position regards
Figure；
Fig. 6 is the structural schematic diagram of the circulating slot (anode circulation slot and cathode circulation slot) in Fig. 1；
Fig. 7 is the top view of Fig. 6.
In Fig. 6 and Fig. 7: 1, inner housing, 2, outer housing, 3, heating cavities, 4, hot water inlet, 5, hot water outlet, 6, circulation
Slot temperature sensor, 7, circulating slot liquid-level switch, 8, intermediate insulating layer, 9, electrolyte material inlet, 10, electrolyte overflow port,
11, circulating slot liquid outlet, 12, circulating slot liquid return hole.
Specific embodiment
With reference to the accompanying drawings and examples, further description of the specific embodiments of the present invention.Following embodiment is only
For clearly illustrating technical solution of the present invention, and not intended to limit the protection scope of the present invention.
If Fig. 1 to 7 show a kind of embodiment of electrolytic cell small scale pilot experimental provision of the invention, including test
Electrolytic cell, for connecting the DC power supply of anode and cathode in the electrolytic cell, being respectively used to provide conduct for the electrolytic cell
The anolyte of electrolyte and the anode circulation slot of catholyte and cathode circulation slot are separately connected the anode circulation slot and cathode follows
The hot water heating circulator of annular groove is provided on the anode circulation slot and is connected to the anolyte of the anode chamber of the electrolytic cell and supplies
Liquid pipeline is provided with the anolyte return line for being connected to the anode circulation slot, the cathode in the anode chamber of the electrolytic cell
It is provided with the catholyte liquid feeding pipeline for being connected to the cathode chamber of the electrolytic cell on circulating slot, is arranged on the cathode chamber of the electrolytic cell
There are the catholyte return line for being connected to the cathode circulation slot, the line between the DC power supply and the anode and cathode
On electric current and voltage when being provided with for real-time detection electrolysis ammeter and voltmeter, in the anolyte return line and
Electrolyte temperature sensor is respectively arranged on catholyte return line.
In the present embodiment, electrolyte conveying magnetic is respectively arranged on the anolyte liquid feeding pipeline and catholyte liquid feeding pipeline
Power pump, metal pipe float flow meter and diaphragm regulating valve.
In above-mentioned technical proposal, by anolyte liquid feeding pipeline and catholyte liquid supply pipe that joint test electrolytic cell is arranged
Electrolyte is transported in electrolytic cell by road, while ammeter and voltmeter carry out the variation of electric current and voltage when real-time monitoring is electrolysed
Situation, so as to judge the behavior pattern in the test period Inner electrolysis slot of setting.
In addition, the changes in flow rate situation of electrolyte can be monitored, thus favorably by setting metal pipe float flow meter
Make comprehensive descision in the behavior pattern to electrolytic cell.
As the preferred embodiment of the present embodiment, the anode circulation slot and cathode circulation slot all have double-layer shell structure,
The double Shell includes the inner housing 1 for storing and recycling for electrolyte, the outer housing 2 kept the temperature for electrolyte, and described
Heating cavities 3 are formed between inner housing 1 and outer housing 2, the heating cavities 3 pass through the hot water being arranged on the outer housing 2
Import 4 is connected to the hot water heating circulator with hot water outlet 5.
Preferably, the inside of the inner housing 1 of the anode circulation slot and cathode circulation slot is separately provided for monitoring electricity
Solve the circulating slot temperature sensor 6 of liquid temperature.
Preferably, the inside of the inner housing 1 of the anode circulation slot and cathode circulation slot is respectively arranged with circulating slot liquid level
Switch 7.
Preferably, the housing wall of the outer housing 2 is equipped with intermediate insulating layer 8, and the intermediate insulating layer 8 is alumina silicate heat preservation
Layer.
It is provided with insulation construction and structure of controlling temperature on above-mentioned anode circulation slot and cathode circulation slot, is conducive to electrolyte temperature
Accurate control, and energy-saving effect is good.
A kind of electrolytic cell small scale pilot experimental provision of the present embodiment further includes electrolyte Raw material pail and electrolyte finished barrel,
Electrolyte material inlet 9 and electrolyte overflow port 10, institute are provided on the inner housing 1 of the anode circulation slot and cathode circulation slot
Electrolyte Raw material pail is stated by electrolyte material inlet 9 described in peristaltic pump and piping connection, the electrolyte finished barrel passes through pipe
Road connects the electrolyte overflow port 10.
During test, it can be needed with the electrolyte in timing sampling circulating slot by analyzing the concentration levels of electrolyte
Shi Kaiqi peristaltic pump supplements electrolyte raw material into circulating slot, can reach the dense of setting to meet the electrolyte in testing
Degree.
Preferably, the anode circulation slot and cathode circulation slot, which pass through piping connection, gas purification treating device, institute
State the blower that gas purification treating device includes scrubbing tower He is arranged at the top of the scrubbing tower.
Above by setting gas purification treating device, experimental enviroment is substantially improved, the feature of environmental protection is preferable.
As further improvement of this embodiment, cleaning pipe is connected separately on the anode chamber of the electrolytic cell and cathode chamber
Road system, the detergent line system include cleaning solution intake line and cleaning solution discharge line, the cleaning solution intake line
On be provided with cleaning barrel and cleaning liquid feed valve, be provided with tapping valve and waste collection bucket on the cleaning solution discharge line.
Above by setting detergent line system, the maintenance of experimental provision is greatly facilitated.
In order to advanced optimize the performance of experimental rig, a kind of electrolytic cell small scale pilot experimental provision of the present embodiment is also wrapped
The PLC controller (being not drawn into figure) for controlling the anode circulation slot and cathode circulation slot electrolyte inside temperature is included, it is described
Hot water heating circulator includes hot water heating bucket, the heater being arranged in the hot water heating bucket, hot water temperature sensor
With hot water water level switch, and the delivery magnetic drive pump for carrying out hot water circuit, the circulation for adjusting hot water circuit amount
Heat liquid feed valve, the circulating slot temperature sensor, heater, hot water temperature sensor, hot water water level switch, circulating slot liquid level
Switch, delivery magnetic drive pump are separately connected the PLC controller.
Preferably, the circulating-heating liquid feed valve is motorized adjustment circulating-heating liquid feed valve, and the motorized adjustment recycles
It heats liquid feed valve and connects PLC controller.
Electrolyte temperature control in above-mentioned technical proposal uses the temperature controlled scheme of two-stage, i.e., first by hot water temperature
Degree sensor obtains the temperature of circulating hot water and carries out PLC control, obtains on this basis further through circulating slot temperature sensor
Electrolyte temperature in circulating slot, then the flow of circulating hot water is adjusted to realize electrolyte temperature by circulating-heating liquid feed valve
More accurate, more sensitive control.
In addition, the present embodiment can prevent from recycling by the way that circulating slot liquid-level switch 7 is arranged on the inner housing 1 of circulating slot
Liquid is lacked because of failure in slot, to improve the safety and reliability of experimental provision.
In the present embodiment, the anode circulation slot, cathode circulation slot described in tapping valve and piping connection also respectively by giving up
Liquid surge drum.
In the present embodiment, glass-tube liquid level meter is provided on the scrubbing tower.
In the present embodiment, circulating-heating check-valves is provided on the circulation line of the hot water heating circulator.
Using a kind of electrolytic cell small scale pilot experimental provision of the present embodiment, its workflow is as follows:
1, cathode circulation slot and anode circulation slot are heated by hot water heating bucket, electrolyte is controlled by PLC controller
Temperature stablize within the temperature range of setting.
2, anode circulation slot Anodic liquid by magnetic drive pump through metal pipe float flow meter from the circulating slot of anode circulation slot
Liquid outlet enters anode chamber, and flows back to anode circulation slot from the liquid outlet of upper portion of anode chamber, and the gas in anode circulation slot passes through
The washed tower discharge of blower, has more liquid by circulating slot overflow port and is discharged into electrolyte finished barrel, make electrolytic cell by anolyte
Heating reaches the service condition of needs.
3, in cathode circulation slot catholyte by magnetic drive pump through metal pipe float flow meter from the circulating slot of cathode circulation slot
Liquid outlet enters cathode chamber, and flows back to cathode circulation slot from the liquid outlet on cathode chamber top, and the gas in cathode circulation slot passes through
The washed tower discharge of blower, has more liquid by circulating slot overflow port and is discharged into electrolyte finished barrel, make electrolytic cell by catholyte
Heating reaches the service condition of needs.
4, after reaching running environment, operation rectifier power source is adjusted to specified electric current, is remembered in real time by recording equipment
Record.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of electrolytic cell small scale pilot experimental provision, which is characterized in that electrolytic cell including test, for connecting the electricity
It solves the DC power supply of anode and cathode in slot, be respectively used to provide the anolyte and catholyte as electrolyte for the electrolytic cell
Anode circulation slot and cathode circulation slot, the hot water heating circulation dress for being separately connected the anode circulation slot and cathode circulation slot
It sets, the anolyte liquid feeding pipeline for being connected to the anode chamber of the electrolytic cell is provided on the anode circulation slot, the electrolytic cell
It is provided with the anolyte return line for being connected to the anode circulation slot in anode chamber, connection institute is provided on the cathode circulation slot
The catholyte liquid feeding pipeline of the cathode chamber of electrolytic cell is stated, the connection cathode circulation slot is provided on the cathode chamber of the electrolytic cell
Catholyte return line, be provided with for real-time detection on the line between the DC power supply and the anode and cathode
The ammeter and voltmeter of electric current and voltage when electrolysis, on the anolyte return line and catholyte return line respectively
It is provided with electrolyte temperature sensor.
2. a kind of electrolytic cell small scale pilot experimental provision according to claim 1, which is characterized in that the anolyte feed flow
Electrolyte conveying magnetic drive pump, metal pipe float flow meter and diaphragm is respectively arranged on pipeline and catholyte liquid feeding pipeline to adjust
Valve.
3. a kind of electrolytic cell small scale pilot experimental provision according to claim 1, which is characterized in that the anode circulation slot
All have double-layer shell structure with cathode circulation slot, the double Shell include the inner housing for storing and recycling for electrolyte,
For the outer housing of electrolyte heat preservation, and heating cavities are formed between the inner housing and outer housing, the heating cavities pass through
The hot water inlet being arranged on the outer housing is connected to the hot water heating circulator with hot water outlet.
4. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that the anode circulation slot
The circulating slot temperature sensor of monitoring electrolyte temperature is separately provided for the inside of the inner housing of cathode circulation slot.
5. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that the anode circulation slot
Circulating slot liquid-level switch is respectively arranged with the inside of the inner housing of cathode circulation slot.
6. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that the shell of the outer housing
Body wall is equipped with intermediate insulating layer, and the intermediate insulating layer is alumina silicate insulating layer.
7. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that further include electrolyte original
Be provided on the inner housing of charging basket and electrolyte finished barrel, the anode circulation slot and cathode circulation slot electrolyte material inlet and
Electrolyte overflow port, the electrolyte Raw material pail pass through electrolyte material inlet described in peristaltic pump and piping connection, the electrolysis
Liquid finished barrel passes through electrolyte overflow port described in piping connection.
8. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that the anode circulation slot
Passing through piping connection with cathode circulation slot has a gas purification treating device, the gas purification treating device include scrubbing tower and
Blower at the top of the scrubbing tower is set.
9. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that the sun of the electrolytic cell
Detergent line system is connected separately in pole room and cathode chamber, the detergent line system includes cleaning solution intake line and cleaning
Liquid discharge line, is provided with cleaning barrel and cleaning liquid feed valve on the cleaning solution intake line, on the cleaning solution discharge line
It is provided with tapping valve and waste collection bucket.
10. a kind of electrolytic cell small scale pilot experimental provision according to claim 3, which is characterized in that further include for controlling
The PLC controller of the anode circulation slot and cathode circulation slot electrolyte inside temperature is made, the hot water heating circulator includes
Hot water heating bucket, the heater being arranged in the hot water heating bucket, hot water temperature sensor and hot water water level switch, Yi Jiyong
In the delivery magnetic drive pump, the circulating-heating liquid feed valve for adjusting hot water circuit amount that carry out hot water circuit, the circulating slot
Temperature sensor, heater, hot water temperature sensor, hot water water level switch, circulating slot liquid-level switch, delivery magnetic drive pump point
The PLC controller is not connected.
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| CN113463121A (en) * | 2021-07-15 | 2021-10-01 | 华电重工股份有限公司 | Electrolytic cell and electrolytic hydrogen production method |
| CN114059138A (en) * | 2021-12-17 | 2022-02-18 | 天津亚泰环保设备有限公司 | Diaphragm anode circulating device |
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