CN109695045A - A kind of aluminum electrolysis intelligence crust breaking control device and its control method - Google Patents
A kind of aluminum electrolysis intelligence crust breaking control device and its control method Download PDFInfo
- Publication number
- CN109695045A CN109695045A CN201910110610.XA CN201910110610A CN109695045A CN 109695045 A CN109695045 A CN 109695045A CN 201910110610 A CN201910110610 A CN 201910110610A CN 109695045 A CN109695045 A CN 109695045A
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- Prior art keywords
- crust breaking
- control machine
- slot
- slot control
- aluminum electrolysis
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 20
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims abstract description 18
- 206010010741 Conjunctivitis Diseases 0.000 claims description 16
- 201000004484 acute conjunctivitis Diseases 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 238000012216 screening Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 claims description 2
- 238000004904 shortening Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 206010039509 Scab Diseases 0.000 description 62
- 230000000694 effects Effects 0.000 description 4
- 230000002950 deficient Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 206010044565 Tremor Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/14—Devices for feeding or crust breaking
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/20—Automatic control or regulation of cells
-
- 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
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a kind of aluminum electrolysis intelligence crust breaking control device and its control methods, including crust breaking cylinder, baroceptor and slot control machine, baroceptor is mounted in crust breaking cylinder cavity of resorption air inlet pipe, and slot control machine is connected to by data collecting card, crust breaking cylinder is connected with solenoid valve, and solenoid valve is connected to slot control machine.The present invention can be realized the monitoring of blocking problem, first time Intelligent treatment blocking problem by installing baroceptor additional, and the method for having abandoned traditional artificial tour reduces the labor intensity of electrolysis work, save labour.
Description
Technical field
The invention belongs to aluminium cell equipment technical field, be related to a kind of aluminum electrolysis intelligence crust breaking control device and its
Control method.
Background technique
During aluminum electrolysis, crust-breaking & baiting is an important process, which is that aluminium electroloysis can stablize normally
An important factor for production.Traditional crust breaking mode is to carry out a crust breaking before each blanking, can not accomplish on-demand crust breaking, mainly deposit
In the deficiency of the following aspects: 1, can not identify acute conjunctivitis blocking, generating effect or artificial can only be waited until when acute conjunctivitis blocking
It is handled when inspection, not only increases labor intensity of workers in this way, while also resulting in power consumption in case of effect and increasing, waste energy
Source；2, crust breaking is still carried out when acute conjunctivitis is unimpeded, this not only increases equipment attrition, shortens equipment life, while also waste compression
Air；3, the time spent in punching acute conjunctivitis every time can not be detected, tup can not return to after entering electrolyte, increase crust-breaking chips
The time being immersed in electrolyte solution, a possibility that increasing tup " packet splicing ", reduce blow efficiency.With to aluminum electrolysis
It is required that continuous improvement, be badly in need of a kind of new intelligent crust breaking control technology to solve problem above.
Summary of the invention
The technical problem to be solved by the present invention is providing a kind of aluminum electrolysis intelligence crust breaking control device and its controlling party
Method, to solve problems of the prior art.
The technical scheme adopted by the invention is as follows: a kind of aluminum electrolysis intelligence crust breaking control device, including crust breaking cylinder, gas
Pressure sensor and slot control machine, baroceptor is mounted in crust breaking cylinder cavity of resorption air inlet pipe, and is connected to by data collecting card
Slot control machine, crust breaking cylinder are connected with solenoid valve, and solenoid valve is connected to slot control machine, and slot control machine is connected to host computer.
Above-mentioned crust breaking cylinder is connected to data collecting card using multiple, by coupling box, and coupling box is consolidated by angle steel welding
Surely it is connected to slot top flue end.
The signal wire connected between above-mentioned coupling box and baroceptor uses corrosion-resistant, high temperature resistant twisted-pair shielded wire.
A kind of control method of aluminum electrolysis intelligence crust breaking control device, this method are as follows: what baroceptor detected
Atmospheric pressure value is converted into 4 ~ 20MA analog signal transmission to the data collecting card being mounted in slot control machine, through on data collecting card
VFC module is converted into the CPU that digital signal gives slot control machine, converts corresponding atmospheric pressure value for the digital signal again by CPU,
In crust breaking start time, the atmospheric pressure value of cylinder lower cylinder body is the atmospheric value of upper slot, during crust breaking, cylinder upper cylinder body air pressure
It increases, lower cylinder body air pressure decline, when effectively breakdown acute conjunctivitis, cylinder lower cylinder body air pressure is preferably minimized, and acquisition is every whithin a period of time
The minimum value of cylinder lower cylinder body air pressure during secondary crust breaking, by obtaining the average value of air pressure minimum after data screening, with
This average value as judgement, make comparisons with average value by air pressure minimum when crust breaking each time later is acted, if this time beating
The air pressure minimum of shell movement is higher than blocking than average value and judges percent coefficient, then judges that crust breaking has blocking, slot control
Machine executes the movement of impact missing shell automatically, if continuous crust breaking three times is unsuccessful, while slot control machine detects that electrolytic bath voltage rises, then
It can be broadcasted and be alarmed by host computer automatic speech, turned by manually being handled, if acute conjunctivitis is unobstructed in a period of time, slot control machine extension is beaten
Shell interval stage, this stage slot control chance is according to the unimpeded degree of acute conjunctivitis (air pressure actual deviation value and setting percent coefficient deviation
Value compares to determine whether unimpeded) extend crust breaking interval time 110-200%, crust breaking and blanking are separated, crust breaking is reduced
Number.
It is above-mentioned every certain crust breaking number, slot control machine executes 1-2 impact missing shell.
Above-mentioned slot control machine is punched the acute conjunctivitis time according to the minimum detected (from initial when being exactly the slot control machine each crust breaking of statistics
Air pressure drops to the time spent in minimum air pressure) shorten the crust breaking duration.
If above-mentioned be tested with blocking problem in extension crust breaking interval stage, the normal crust breaking stage is returned immediately, that is, makes a call to one
Secondary shell and next defective material, while carrying out impact missing shell.
Beneficial effects of the present invention: compared with prior art, effect of the invention is as follows:
1) present invention can be realized the monitoring of blocking problem by installing baroceptor additional, and first time Intelligent treatment blocking is asked
Topic, the method for having abandoned traditional artificial tour reduce the labor intensity of electrolysis work, save labour；
2) present invention changes the traditional mode for making the lower defective material of a shell, accomplishes on-demand crust breaking, reduces cylinder and tup
Action frequency extends equipment life, saves gas consumption, reduces air compression station electricity consumption；
3) shorten the crust breaking duration automatically, reduce the time that crust-breaking chips is immersed in electrolyte solution, it is " viscous to reduce tup
A possibility that packet "；
4) blocking is handled in time, is reduced the effect number that thus may cause, is reduced power consumption；
5) installation is simple, installs pressure sensor in each cylinder lower cylinder body air inlet, while installation data is adopted in slot control machine
Collect plate, draws a signal wire in manipulation case and collect barometric information, do not need to modify to cylinder or tup；
6) host computer is observed that the atmospheric pressure value of each crust breaking, according to the variation in gas pressure curve, can intuitively find out whether
Blocking, atmospheric pressure shakiness, gas leakage, the not operating, sensor fault of crust-breaking chips etc., personnel searching problem convenient for safeguarding.
Detailed description of the invention
Fig. 1 is control structure schematic diagram of the invention；
Fig. 2 is crust breaking cylinder structural schematic diagram of the invention.
Specific embodiment
With reference to the accompanying drawing and invention is described further in specific embodiment.
Embodiment 1: as shown in Figure 1, a kind of aluminum electrolysis intelligence crust breaking control device, including crust breaking cylinder, air pressure transmission
Sensor and slot control machine, baroceptor are mounted in crust breaking cylinder cavity of resorption air inlet pipe, and are connected to slot control by data collecting card
Machine, crust breaking cylinder are connected with solenoid valve, and solenoid valve is connected to slot control machine, and slot control machine is connected to host computer.
Above-mentioned crust breaking cylinder is connected to data collecting card using multiple, by coupling box, and coupling box is consolidated by angle steel welding
Surely it is connected to slot top flue end, coupling box tapping has hose coupling, prevents dust from entering, and internal terminal is connect using high temperature resistant
Line terminals, the signal wire connected between above-mentioned coupling box and baroceptor use corrosion-and high-temp-resistant twisted-pair shielded wire, select
FF46R special cable.
A kind of control method of aluminum electrolysis intelligence crust breaking control device, this method are as follows: what baroceptor detected
Atmospheric pressure value is converted into 4 ~ 20MA analog signal transmission to the data collecting card being mounted in slot control machine, through on data collecting card
VFC module is converted into the CPU that digital signal gives slot control machine, converts corresponding atmospheric pressure value for the digital signal again by CPU,
In crust breaking start time, the atmospheric pressure value of cylinder lower cylinder body is the atmospheric value of upper slot, during crust breaking, cylinder upper cylinder body air pressure
It increases, lower cylinder body air pressure decline, when effectively breakdown acute conjunctivitis, cylinder lower cylinder body air pressure is preferably minimized, and acquisition is every whithin a period of time
The minimum value of cylinder lower cylinder body air pressure during secondary crust breaking, by obtaining the average value of air pressure minimum after data screening, with
This average value as judgement, make comparisons with average value by air pressure minimum when crust breaking each time later is acted, if this time beating
The air pressure minimum of shell movement is higher than blocking than average value and judges percent coefficient (coefficient can be from the interface message processor (IMP) for being mounted on computer room
Setting, interface message processor (IMP) are communicated by ether-CAN converting interface and slot control machine), then judge that crust breaking has blocking, slot control machine is automatic
The movement of impact missing shell is executed, if continuous crust breaking three times is unsuccessful, while slot control machine detects that electrolytic bath voltage rises, then can be by upper
Position machine automatic speech broadcast alarm, turns by manually being handled, if acute conjunctivitis is unobstructed in a period of time, slot control machine extends crust breaking interval
In the stage, according to the unimpeded degree of acute conjunctivitis, (air pressure actual deviation value compares this stage slot control machine with setting percent coefficient deviation
To determine whether unimpeded, the time lower than blocking percentage is longer, illustrates more unimpeded, and crust breaking interval is drawn longer) extend crust breaking
Interval time 110-200%, crust breaking and blanking are separated, and reduce crust breaking number.
It is above-mentioned every certain crust breaking number, slot control machine executes 1-2 impact missing shell.
Above-mentioned slot control machine is punched the acute conjunctivitis time according to the minimum detected (from initial when being exactly the slot control machine each crust breaking of statistics
Air pressure drops to the time spent in minimum air pressure) shorten the crust breaking duration.
If above-mentioned be tested with blocking problem in extension crust breaking interval stage, the normal crust breaking stage is returned immediately, that is, makes a call to one
Secondary shell and next defective material, while carrying out impact missing shell.
As shown in Fig. 2, being fixedly connected on the upper box above electrolytic cell by fixing seat 9 in the middle part of the cylinder body of crust breaking cylinder 1
On frame, the cavity of resorption air inlet pipe of crust breaking cylinder 1 is connected with baroceptor 10, and the lever 3 of crust breaking cylinder 1 is hinged with hollow guiding
Connecting rod 8, hollow 8 rigidity of guide link is good, light-weight, is easily installed and transports, 8 lower end of guide link is welded with crust-breaking chips
2, the outer movable sleeve of guide link 8 is connected to sleeve 4, and 4 upper end of sleeve is provided with ring flange 6, and ring flange 6 is locked at cylinder by nut 5
On the screw rod of body lower end, 4 lower end of sleeve is internally provided with guide ring 7, and guide ring is arranged, and reduction guide link 8 connects with sleeve
Contacting surface product, reduces friction, improves guiding performance.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Within protection scope of the present invention, therefore, protection scope of the present invention should be based on the protection scope of the described claims lid.
Claims (7)
1. a kind of aluminum electrolysis intelligence crust breaking control device, it is characterised in that: including crust breaking cylinder, baroceptor and slot control
Machine, baroceptor are mounted in crust breaking cylinder cavity of resorption air inlet pipe, and are connected to slot control machine, crust breaking cylinder by data collecting card
It is connected with solenoid valve, solenoid valve is connected to slot control machine, and slot control machine is connected to host computer.
2. a kind of aluminum electrolysis intelligence crust breaking control device according to claim 1, it is characterised in that: crust breaking cylinder is adopted
With multiple, data collecting card is connected to by coupling box, coupling box is fixedly connected on slot upper flue end.
3. a kind of aluminum electrolysis intelligence crust breaking control device according to claim 2, it is characterised in that: coupling box and gas
The signal wire connected between pressure sensor uses corrosion-resistant, high temperature resistant twisted-pair shielded wire.
4. a kind of control method of aluminum electrolysis intelligence crust breaking control device according to claim 1, it is characterised in that:
This method are as follows: the atmospheric pressure value that baroceptor detects is converted into 4 ~ 20MA analog signal transmission to the number being mounted in slot control machine
According to capture card, it is converted into the CPU that digital signal gives slot control machine through the VFC module on data collecting card, by CPU again by the number
Word signal is converted into corresponding atmospheric pressure value, and in crust breaking start time, the atmospheric pressure value of cylinder lower cylinder body is the atmospheric value of upper slot,
During crust breaking, cylinder upper cylinder body air pressure is increased, lower cylinder body air pressure decline, the cylinder lower cylinder body air pressure drop when effectively breakdown acute conjunctivitis
To minimum, the minimum value of cylinder lower cylinder body air pressure during each crust breaking is acquired whithin a period of time, after data screening
The average value for obtaining air pressure minimum, using this average value as judgement, air pressure when crust breaking each time later is acted is minimum
Value is made comparisons with average value, if the air pressure minimum of this time crust breaking movement, which is higher than blocking than average value, judges percent coefficient,
Judge that crust breaking has blocking, slot control machine executes the movement of impact missing shell automatically, if continuous crust breaking three times is unsuccessful, while slot control machine
Detect that electrolytic bath voltage rises, by manually being handled, if acute conjunctivitis is unobstructed in a period of time, slot control machine extends crust breaking interval
Stage, this stage slot control machine extend crust breaking interval time 110-200% according to the unimpeded degree of acute conjunctivitis, crust breaking and blanking are separated, subtracted
Few crust breaking number.
5. a kind of control method of aluminum electrolysis intelligence crust breaking control device according to claim 4, it is characterised in that:
Every certain crust breaking number, slot control machine executes 1-2 impact missing shell.
6. a kind of control method of aluminum electrolysis intelligence crust breaking control device according to claim 4, it is characterised in that:
Slot control machine punches shortening crust breaking duration acute conjunctivitis time according to the minimum detected.
7. a kind of control method of aluminum electrolysis intelligence crust breaking control device according to claim 4, it is characterised in that:
If being tested with blocking problem extending crust breaking interval stage, the normal crust breaking stage is returned immediately, that is, makes a call to shell and next time
Material, while carrying out impact missing shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110610.XA CN109695045B (en) | 2019-02-12 | 2019-02-12 | Intelligent crust breaking control device for aluminum electrolysis production and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110610.XA CN109695045B (en) | 2019-02-12 | 2019-02-12 | Intelligent crust breaking control device for aluminum electrolysis production and control method thereof |
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| Publication Number | Publication Date |
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| CN109695045A true CN109695045A (en) | 2019-04-30 |
| CN109695045B CN109695045B (en) | 2024-02-06 |
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| CN201910110610.XA Active CN109695045B (en) | 2019-02-12 | 2019-02-12 | Intelligent crust breaking control device for aluminum electrolysis production and control method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161913A (en) * | 2019-05-23 | 2019-08-23 | 上海钇莹电器有限公司 | A kind of controller of aluminium electrolytic bath multi-channel data acquisition plate and multi-channel data acquisition method |
| CN110273166A (en) * | 2019-07-25 | 2019-09-24 | 眉山市博眉启明星铝业有限公司 | Multidigit slot control machine joint structure and its processing method suitable for aluminium electroloysis |
| CN110885989A (en) * | 2020-01-03 | 2020-03-17 | 河南科达东大国际工程有限公司 | Aluminum electrolysis self-adaptive crust breaking control method and control system |
| CN112760680A (en) * | 2020-12-19 | 2021-05-07 | 王建军 | Variable stroke crust breaking cylinder |
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| CN209537657U (en) * | 2019-02-12 | 2019-10-25 | 贵州创新轻金属工艺装备工程技术研究中心有限公司 | A kind of aluminum electrolysis intelligence crust breaking control device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110161913A (en) * | 2019-05-23 | 2019-08-23 | 上海钇莹电器有限公司 | A kind of controller of aluminium electrolytic bath multi-channel data acquisition plate and multi-channel data acquisition method |
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| CN110273166B (en) * | 2019-07-25 | 2024-02-09 | 眉山市博眉启明星铝业有限公司 | Multi-position groove control machine joint structure suitable for aluminum electrolysis and processing method thereof |
| CN110885989A (en) * | 2020-01-03 | 2020-03-17 | 河南科达东大国际工程有限公司 | Aluminum electrolysis self-adaptive crust breaking control method and control system |
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| CN112760680A (en) * | 2020-12-19 | 2021-05-07 | 王建军 | Variable stroke crust breaking cylinder |
| CN112760680B (en) * | 2020-12-19 | 2024-02-02 | 内蒙古锦溪科技股份有限公司 | Variable stroke crust breaking cylinder |
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| CN109695045B (en) | 2024-02-06 |
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