CN104480491A - Faulted electrode plate positioning detection device and method for electrolytic bath - Google Patents
Faulted electrode plate positioning detection device and method for electrolytic bath Download PDFInfo
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- CN104480491A CN104480491A CN201410842569.2A CN201410842569A CN104480491A CN 104480491 A CN104480491 A CN 104480491A CN 201410842569 A CN201410842569 A CN 201410842569A CN 104480491 A CN104480491 A CN 104480491A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
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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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Abstract
The invention relates to the technical field of image treatment, in particular to a faulted electrode plate positioning detection device for an electrolytic bath. The device comprises a thermal imager arranged above or obliquely above the electrolytic bath, wherein the thermal imager is used for acquiring an infrared thermal image of the electrolytic bath and outputting the infrared thermal image to a processing module; the processing module is used for processing the infrared thermal image to obtain the position of the electrode plate, with abnormal temperature, of the electrolytic bath. In addition, the invention further provides a corresponding detection method. According to the device, the process of acquiring the infrared thermal image of the electrolytic bath through the thermal imager, processing the infrared thermal image to obtain a pixel point with abnormal temperature and finally obtaining the corresponding electrode position is automatically carried out and a processing result is reliable; compared with manual detection, the efficiency and accuracy are greatly improved.
Description
Technical field
The present invention relates to technical field of image processing, particularly a kind of electrolyzer fault pole plate locating and detecting device and method.
Background technology
Blister copper is made in advance slab as anode, fine copper or stainless steel are laminated and are made negative electrode, using the mixed liquid of sulfuric acid and copper sulfate as electrolytic solution.After energising, copper becomes cupric ion to movable cathode from anode dissolution, obtains electronics and separate out fine copper at negative electrode after arriving negative electrode.In blister copper, impurity such as the iron sprinkled than work in copper can be dissolved as ion with copper with zinc etc.Because these ions are not easily separated out compared with cupric ion, as long as so suitably regulate potential difference that these ions can be avoided to separate out on anode during electrolysis, than the inactive impurity of copper as gold and silver etc. are deposited on the bottom of electrolyzer, the copper coin produced like this, quality is high, is called " electrolytic copper ".
In copper electrolyzing refining, current efficiency and percentage of product are the important indicators of examination electrolysis production efficiency and ability, and intereelectrode short-circuit all can have a negative impact to above-mentioned two indices.When interpolar is short-circuited, on the one hand, part electric energy consumes due to heating, and current efficiency also can reduce naturally; On the other hand, on the negative electrode that intereelectrode short-circuit occurs, plate face intereelectrode short-circuit part has the thick shape crystallization of big area and knot grain usually, makes this part negative electrode to count Cu-CATH-1, therefore have impact on percentage of product, therefore Timeliness coverage intereelectrode short-circuit problem is very important.
Intereelectrode short-circuit Producing reason has a variety of, as pole plate not parallel, the pole piece generation natural torsion of arrangement or rake angle, the anode sludge are attached to cathode surface, additive formula imbalance etc.No matter be which kind of reason causes, as long as there is intereelectrode short-circuit, this pole plate just there will be distribution of current excessive, thus cause that local magnetic field is excessively strong, temperature rising phenomenon.Current existing detection mode is by manually using short-circuit detecting megger, detects successively each pole plate.This detection mode has following deficiency: one, and time and effort consuming, efficiency are low, and the larger shortcoming of scale is more obvious; Its two, detect delayed, adopt when manually detecting successively, complete one and detect circulation and need certain hour, the promptness detected can not be ensured; Three, the accuracy of manual detection, reliability can not ensure.
Summary of the invention
Primary and foremost purpose of the present invention is to provide a kind of electrolyzer fault pole plate locating and detecting device, can obtain abnormal polar plate position quickly and efficiently.
For realizing above object, the technical solution used in the present invention is: a kind of electrolyzer fault pole plate locating and detecting device, comprise and be arranged on above electrolyzer or the thermal imaging system of oblique upper, thermal imaging system gathers the thermal-induced imagery of electrolyzer and exports processing module to, and processing module processes the position of the electrolytic bath electrode plate obtaining temperature anomaly to thermal-induced imagery.
Compared with prior art, there is following technique effect in the present invention: the thermal-induced imagery being gathered electrolyzer by thermal imaging system, again the pixel obtaining temperature anomaly is processed to thermal-induced imagery, finally obtain corresponding electrode position according to this pixel, above process is all automatic business processing and result is reliable, compared to manual detection, substantially increase efficiency and accuracy.
Another object of the present invention is to provide a kind of electrolyzer fault pole plate position finding and detection method, can obtain abnormal polar plate position quickly and efficiently.
For realizing above object, the technical solution used in the present invention is: a kind of electrolyzer fault pole plate position finding and detection method, comprises the steps: that (A) is according to electrolyzer definition plane coordinate system x-y; (B) parameter initialization, described parameter comprises the height of thermal imaging system, angle information and electrolyzer, the length and width information of pole plate and alarm temperature threshold value; (C) processing module obtains frame temperature data according to the thermal-induced imagery that thermal imaging system exports; (D) travel through temperature data, record the position of this pixel after running into the pixel higher than alarm temperature threshold value and perform step e, F, travel through repeating step B after all temperature datas; (E) parameter in integrating step B and pixel position calculation go out the actual coordinate value of this pixel in plane coordinate system x-y; (F) according to the polar plate position of actual coordinate value determination temperature anomaly.
Compared with prior art, there is following technique effect in the present invention: the thermal-induced imagery being gathered electrolyzer by thermal imaging system, again the pixel obtaining temperature anomaly is processed to thermal-induced imagery, finally obtain corresponding electrode position according to this pixel, above process is all automatic business processing and result is reliable, compared to manual detection, substantially increase efficiency and accuracy.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present invention;
Fig. 2 is the visible images of cell workshop;
Fig. 3 is the thermal-induced imagery of cell workshop.
Embodiment
Below in conjunction with Fig. 1 to Fig. 3, the present invention is described in further detail.
Consult Fig. 1, a kind of electrolyzer fault pole plate locating and detecting device, comprise and be arranged on above electrolyzer 60 or the thermal imaging system 10 of oblique upper, thermal imaging system 10 gathers the thermal-induced imagery of electrolyzer 60 and exports processing module 20 to, and processing module 20 pairs of thermal-induced imageries process the position of electrolyzer 60 pole plate obtaining temperature anomaly.By the process to thermal-induced imagery, the polar plate position of temperature anomaly can be obtained, than as shown in Figure 2 be exactly the visible images of cell workshop, its electrode temperature is abnormal be can't see at all, shown in Fig. 3 is the thermal-induced imagery of cell workshop, there is obvious difference position and other positions of its electrode temperature exception, by simple image procossing, more just can find concrete electrode position according to information such as the positions of current thermal imaging system 10.Whole process automation, and abnormal very short to discovery institute elapsed time from electrode temperature, compared to artificial, its advantage is self-evident.
When the size of electrolyzer 60 is less time, thermal imaging system 10 can obtain complete electrolyzer 60 image; When electrolyzer 60 is numerous, when cannot obtain the image of all electrolyzers 60 in whole workshop in the angular field of view of thermal imaging system 10, just need the angle adjusting thermal imaging system 10, at this time, processing module 20, when processing, just needs the position determining electrode according to the angle information of thermal imaging system 10.In the present embodiment, preferably, described electrolyzer 60 is arranged in array way, namely electrolyzer 60 along its length, width uniform intervals is arranged multiple, multiple electrolyzer 60 forms electrolyzer group, described thermal imaging system 10 is fixed on electric platform 30, processing module 20 outputs control signals to electric platform 30, the thermal imaging system 10 pairs of electrolyzer groups that drive electric platform 30 scan the thermal-induced imagery for obtaining whole electrolyzer group, that is, when thermal imaging system 10 gathers multiple thermal-induced imagery, all electrodes can all be included by these thermal-induced imageries.After electric platform 30 is set, just can regulate the position of thermal imaging system 10, angle, make thermal imaging system 10 clearly can obtain the thermal-induced imagery of all electrodes.
More preferably, cell workshop circumstance complication, in order to anti-stop signal is interfered in the process of transmission, adopts optical fiber to carry out output transmission in the present embodiment.This device comprises the electric appliance box being arranged in cell workshop, is provided with the first optical transmitter and receiver 40 in electric appliance box, and electric appliance box is electric platform 30, thermal imaging system 10 is powered; Described processing module 20 is for being arranged in the computer in watch-keeping cubicle, and be also provided with the second optical transmitter and receiver 50 in watch-keeping cubicle, optical transmitter and receiver is here used for opto-electronic conversion.The control signal of computer export exports the second optical transmitter and receiver 50 to through RS485 netting twine, export to after the first optical transmitter and receiver 40, first optical transmitter and receiver 40 converts optical signal to electrical signal through optical fiber after second optical transmitter and receiver 50 converts this electrical signal to optical signal and export electric platform 30 to by RS485 netting twine; The thermal-induced imagery information that thermal imaging system 10 exports exports the first optical transmitter and receiver 40 to through netting twine, export to after the second optical transmitter and receiver 50, second optical transmitter and receiver 50 converts optical signal to electrical signal through optical fiber after first optical transmitter and receiver 40 converts this electrical signal to optical signal and export computer to by netting twine.
A kind of electrolyzer fault pole plate position finding and detection method, comprises the steps: that (A) defines plane coordinate system x-y according to electrolyzer 60; (B) parameter initialization, described parameter comprises the height of thermal imaging system 10, angle information and electrolyzer 60, the length and width information of pole plate and alarm temperature threshold value; (C) processing module 20 obtains frame temperature data according to the thermal-induced imagery that thermal imaging system 10 exports; (D) travel through temperature data, record the position of this pixel after running into the pixel higher than alarm temperature threshold value and perform step e, F, travel through repeating step B after all temperature datas; (E) parameter in integrating step B and pixel position calculation go out the actual coordinate value of this pixel in plane coordinate system x-y; (F) according to the polar plate position of actual coordinate value determination temperature anomaly.By present method, can realize the automatic detection of abnormal electrode, detection speed is fast simultaneously, and accuracy is high.When processing, after all temperature datas can have been traveled through, the electrode position of exception is exported; Also can not find an abnormity point, at once export the electrode position corresponding to this abnormity point.
Preferably, in described steps A, with the initial point of the central position of electrolyzer 60 for plane coordinate system x-y, to be parallel to electrolyzer 60 groove width direction for x-axis, to be parallel to electrolyzer 60 flute length direction for y-axis.Definition x, y-axis, ensure that data have individual foundation in treating processes, meanwhile, be also convenient to search abnormal electrode.
Similar with device, in the method, when arranging numerous electrolyzer 60 in cell workshop, consider camera lens visual field and the spatial resolution of thermal imaging system 10, cannot obtain overall, clearly, the thermal-induced imagery of all electrolyzers 60.Here preferably, in described step C, thermal imaging system 10 gathers multiple thermal-induced imagery, can cover whole electrolyzer 60 after multiple thermal-induced imagery combination.When practical application, first cell workshop is divided into multiple subregion, thermal imaging system 10 can get every sub regions thermal-induced imagery clearly, then thermal imaging system 10 is driven to move by electric platform 30, thermal imaging system 10 gathers the thermal-induced imagery of every sub regions respectively, after all subregions all gather, then circle collection again.Thermal imaging system 10 just exports processing module 20 to after often gathering a thermal-induced imagery and processes, and processing module 20, once find that there is the electrode of temperature anomaly, is prompted to operator in the mode of sound and light alarm, then is gone to get rid of by operator.
Claims (6)
1. an electrolyzer fault pole plate locating and detecting device, it is characterized in that: comprise the thermal imaging system (10) being arranged on electrolyzer (60) top or oblique upper, thermal imaging system (10) gathers the thermal-induced imagery of electrolyzer (60) and exports processing module (20) to, and processing module (20) processes the position of electrolyzer (60) pole plate obtaining temperature anomaly to thermal-induced imagery.
2. electrolyzer fault pole plate locating and detecting device as claimed in claim 1, it is characterized in that: described electrolyzer (60) is arranged in array way, multiple electrolyzer (60) forms electrolyzer group, described thermal imaging system (10) is fixed on electric platform (30), processing module (20) outputs control signals to electric platform (30), and electric platform (30) drives thermal imaging system (10) to scan the thermal-induced imagery for obtaining whole electrolyzer group to electrolyzer group.
3. electrolyzer fault pole plate locating and detecting device as claimed in claim 2, it is characterized in that: comprise the electric appliance box being arranged in cell workshop, be provided with the first optical transmitter and receiver (40) in electric appliance box, electric appliance box is electric platform (30), thermal imaging system (10) power supply; Described processing module (20), for being arranged in the computer in watch-keeping cubicle, is also provided with the second optical transmitter and receiver (50) in watch-keeping cubicle; The control signal of computer export exports the second optical transmitter and receiver (50) to through RS485 netting twine, export the first optical transmitter and receiver (40) to through optical fiber after second optical transmitter and receiver (50) converts this electrical signal to optical signal, after the first optical transmitter and receiver (40) converts optical signal to electrical signal, export electric platform (30) to by RS485 netting twine; The thermal-induced imagery information that thermal imaging system (10) exports exports the first optical transmitter and receiver (40) to through netting twine, export the second optical transmitter and receiver (50) to through optical fiber after first optical transmitter and receiver (40) converts this electrical signal to optical signal, after the second optical transmitter and receiver (50) converts optical signal to electrical signal, export computer to by netting twine.
4. an electrolyzer fault pole plate position finding and detection method, comprises the steps:
(A) according to electrolyzer (60) definition plane coordinate system x-y;
(B) parameter initialization, described parameter comprises the height of thermal imaging system (10), angle information and electrolyzer (60), the length and width information of pole plate and alarm temperature threshold value;
(C) processing module (20) obtains frame temperature data according to the thermal-induced imagery that thermal imaging system (10) exports;
(D) travel through temperature data, record the position of this pixel after running into the pixel higher than alarm temperature threshold value and perform step e, F, travel through repeating step B after all temperature datas;
(E) parameter in integrating step B and pixel position calculation go out the actual coordinate value of this pixel in plane coordinate system x-y;
(F) according to the polar plate position of actual coordinate value determination temperature anomaly.
5. electrolyzer fault pole plate position finding and detection method as claimed in claim 4, it is characterized in that: in described steps A, with the initial point that the central position of electrolyzer (60) is plane coordinate system x-y, to be parallel to electrolyzer (60) groove width direction for x-axis, to be parallel to electrolyzer (60) flute length direction for y-axis.
6. electrolyzer fault pole plate position finding and detection method as claimed in claim 4, it is characterized in that: in described step C, thermal imaging system (10) gathers multiple thermal-induced imagery, can cover whole electrolyzer (60) after multiple thermal-induced imagery combination.
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| CN201410842569.2A CN104480491B (en) | 2014-12-30 | 2014-12-30 | Electrolytic cell failure pole plate locating and detecting device and method |
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| CN201410842569.2A CN104480491B (en) | 2014-12-30 | 2014-12-30 | Electrolytic cell failure pole plate locating and detecting device and method |
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| CN104480491A true CN104480491A (en) | 2015-04-01 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107502924A (en) * | 2017-08-17 | 2017-12-22 | 中南大学 | A kind of system and method for being used to detect electrolytic bath condition |
| CN107767360A (en) * | 2017-08-17 | 2018-03-06 | 中南大学 | A kind of method for early warning and detection means for electrolytic bath electrode plate failure |
| CN109916519A (en) * | 2019-03-18 | 2019-06-21 | 深圳市沃特沃德股份有限公司 | Detection temperature is most worth the method, apparatus, computer equipment and storage medium of position |
| CN110208636A (en) * | 2019-06-12 | 2019-09-06 | 浙江智昌机器人科技有限公司 | A kind of electrorefining electrode abnormality detection system |
| CN111321429A (en) * | 2019-05-13 | 2020-06-23 | 杭州海康威视系统技术有限公司 | Method and device for detecting temperature of electrode plate of electrolytic cell |
| CN111402195A (en) * | 2020-01-06 | 2020-07-10 | 江西铜业股份有限公司 | Infrared intelligent inspection method for electrolytic cell |
| CN108680790B (en) * | 2018-02-26 | 2020-10-30 | 深圳优利世科技有限公司 | Method for detecting contact resistance of polar plate for zinc electrolysis of large polar plate based on infrared thermal image |
| CN112526391A (en) * | 2020-11-26 | 2021-03-19 | 湖南傲英创视信息科技有限公司 | Electrolytic cell fault detection system and method |
| CN113362275A (en) * | 2021-04-13 | 2021-09-07 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Electrolytic tank fault polar plate identification method |
| CN113549958A (en) * | 2021-06-30 | 2021-10-26 | 合肥金星机电科技发展有限公司 | Method for detecting fault polar plate of electrolytic cell |
| CN114318426A (en) * | 2022-01-12 | 2022-04-12 | 杭州三耐环保科技股份有限公司 | Exception handling method and system based on slot outlet information detection |
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| CN204434735U (en) * | 2014-12-30 | 2015-07-01 | 合肥金星机电科技发展有限公司 | Electrolyzer fault pole plate locating and detecting device |
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| CN203178392U (en) * | 2013-02-22 | 2013-09-04 | 湘潭中创电气有限公司 | Electrolytic pole plate short circuit alarm system |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107767360A (en) * | 2017-08-17 | 2018-03-06 | 中南大学 | A kind of method for early warning and detection means for electrolytic bath electrode plate failure |
| CN107767360B (en) * | 2017-08-17 | 2020-05-01 | 中南大学 | Early warning method and detection device for electrolytic cell polar plate fault |
| CN107502924A (en) * | 2017-08-17 | 2017-12-22 | 中南大学 | A kind of system and method for being used to detect electrolytic bath condition |
| CN108680790B (en) * | 2018-02-26 | 2020-10-30 | 深圳优利世科技有限公司 | Method for detecting contact resistance of polar plate for zinc electrolysis of large polar plate based on infrared thermal image |
| CN109916519A (en) * | 2019-03-18 | 2019-06-21 | 深圳市沃特沃德股份有限公司 | Detection temperature is most worth the method, apparatus, computer equipment and storage medium of position |
| CN111321429B (en) * | 2019-05-13 | 2021-09-21 | 杭州海康威视系统技术有限公司 | Method and device for detecting temperature of electrode plate of electrolytic cell |
| CN111321429A (en) * | 2019-05-13 | 2020-06-23 | 杭州海康威视系统技术有限公司 | Method and device for detecting temperature of electrode plate of electrolytic cell |
| CN110208636A (en) * | 2019-06-12 | 2019-09-06 | 浙江智昌机器人科技有限公司 | A kind of electrorefining electrode abnormality detection system |
| CN111402195A (en) * | 2020-01-06 | 2020-07-10 | 江西铜业股份有限公司 | Infrared intelligent inspection method for electrolytic cell |
| CN112526391A (en) * | 2020-11-26 | 2021-03-19 | 湖南傲英创视信息科技有限公司 | Electrolytic cell fault detection system and method |
| CN113362275A (en) * | 2021-04-13 | 2021-09-07 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七一二研究所） | Electrolytic tank fault polar plate identification method |
| CN113549958A (en) * | 2021-06-30 | 2021-10-26 | 合肥金星机电科技发展有限公司 | Method for detecting fault polar plate of electrolytic cell |
| CN113549958B (en) * | 2021-06-30 | 2022-07-01 | 合肥金星智控科技股份有限公司 | Method for detecting fault polar plate of electrolytic cell |
| CN114318426A (en) * | 2022-01-12 | 2022-04-12 | 杭州三耐环保科技股份有限公司 | Exception handling method and system based on slot outlet information detection |
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