CN100545319C - A kind of method of aluminium electrolytic bath short circuit power cut and device - Google Patents
A kind of method of aluminium electrolytic bath short circuit power cut and device Download PDFInfo
- Publication number
- CN100545319C CN100545319C CNB2005102007010A CN200510200701A CN100545319C CN 100545319 C CN100545319 C CN 100545319C CN B2005102007010 A CNB2005102007010 A CN B2005102007010A CN 200510200701 A CN200510200701 A CN 200510200701A CN 100545319 C CN100545319 C CN 100545319C
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- short circuit
- power cut
- circuit power
- current switch
- aluminium cell
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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
- 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
- C25C3/16—Electric current supply devices, e.g. bus bars
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- 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 method and device of aluminium electrolytic bath short circuit power cut, it needs to place a high-current switch in advance on the aluminium cell of short circuit power cut in the series aluminum electrolyzer of production plant, and make this high-current switch be in off-state, connect conductive cable respectively at the two ends of high-current switch, the conductive cable of high-current switch one end is connected on the riser bus bar of the aluminium cell that needs short circuit power cut, the conductive cable of the high-current switch the other end is connected the downstream, and another does not need on the riser bus bar of aluminium cell of short circuit power cut, with the high-current switch closure, can realize short circuit power cut operation then to this aluminium cell.The present invention not only has and can be under series aluminum electrolyzer switch-on regime carry out short circuit power cut to the aluminium cell that wherein needs to cut off the power supply and not influence the advantage that the series aluminum electrolyzer is produced, but also has easy-to-operate, advantage of simple structure.
Description
Technical field:
The present invention relates to a kind of method and device of aluminium electrolytic bath short circuit power cut, particularly a kind of method and device that aluminium cell is wherein carried out short circuit power cut under the situation that the series aluminum electrolyzer does not have a power failure belongs to the aluminium electrolytic bath short circuit power cut technical field.
Background technology:
At present, the domestic large-scale roasting aluminium cell that gives all adopts when the needs overhaul stops groove and manually opens the short circuit mouth, extracts the insulation plate, the schedule of operation of the short circuit mouth that manually closes again.Because aluminium cell riser bus bar when producing has very big electric current, therefore, such operation will cause short-circuit block and bus generation sparking phenomenon, this not only influences stably manufactured, also operator are brought potential safety hazard, also electrical network is caused huge impact simultaneously, its financial loss of bringing also is huge.In order to prevent these problems, usually require in the prior art whole electrolytic series is had a power failure or potline current is reduced to the mounting or dismounting work of finishing short circuit mouth seal after very little again.Yet, for increasing series of grooves number, need every year the electrolyzer number of overhaul quite a lot of, and frequent series stops sending electricity or potline current dropped to very lowly all can cause many difficulties to electrolysis production.Do like this, not only influenced the production in whole workshop, and because the reduction of electric current also can influence the quality of production, therefore, have in the world permitted great Chinalco do not allowed to electrolytic series have a power failure or fall that electric current implements electrolyzer stop groove short circuit operation.
Summary of the invention:
The objective of the invention is: a kind of method and device that the aluminium cell that wherein needs to cut off the power supply is carried out short circuit power cut under series aluminum electrolyzer switch-on regime is provided, particularly provide a kind of easy-to-operate, simple in structure and do not influence the method and the device of the aluminium electrolytic bath short circuit power cut that serial electrolyzer produces, to overcome the deficiencies in the prior art.
The present invention is achieved in that the method for aluminium electrolytic bath short circuit power cut of the present invention is: it needs to place one or more high-current switch in advance on the position of the corresponding riser bus bar of aluminium cell of short circuit power cut in the series aluminum electrolyzer of production plant, and make this high-current switch be in off-state, connect conductive cable respectively at the two ends of each high-current switch, the conductive cable of high-current switch one end is connected on the corresponding riser bus bar of the aluminium cell that needs short circuit power cut, the conductive cable of the high-current switch the other end is connected the downstream, and another does not need on the corresponding riser bus bar of aluminium cell of short circuit power cut, then that each high-current switch is closed simultaneously, can realize short circuit power cut operation like this to this aluminium cell.
After the high-current switch closure, by the short circuit mouth device on the aluminium cell that needs short circuit power cut this aluminium cell is carried out further short circuit power cut again.
Position at each riser bus bar of the aluminium cell that needs short circuit power cut is preferably placed a high-current switch in advance, and promptly the quantity of high-current switch is preferably identical with the quantity of riser bus bar.
Aluminium electrolytic bath short circuit power cut device of the present invention is: this device is made up of support 1, high-current switch 2, cable 3 and hold-down gear 4, high-current switch 2 is fixed on the support 1 that can be installed on the aluminium cell, two ends at high-current switch 2 are connected with cable 3 respectively, all are being connected with a hold-down gear 4 on the riser bus bar that can be pressed on aluminium cell on each cable 3.
When employing is of the present invention, the bus of its aluminium cell and high-current switch device and hold-down gear thereof form shunt circuit, because the pressure drop of bus is generally between 180～200mv, and the pressure drop of high-current switch device and hold-down gear thereof is less than 40mv, thereby a large amount of electric currents will be assigned on the high-current switch on the riser bus bar, the electric current of part passes through riser bus bar and have only seldom, at this moment, can adopt the short circuit mouth device on the aluminium cell that needs short circuit power cut that this aluminium cell is carried out further short circuit power cut or outage.After electrolyzer cut off the power supply fully, as required, promptly dismountable aluminium electrolytic bath short circuit power cut device of the present invention was torn groove work open normally thereby enter.
Owing to adopted technique scheme, thereby need fall the phenomenon that electric current influences the ordinary production of series aluminum electrolyzer to the electrolytic series power failure or to the series aluminum electrolyzer when the invention solves the mounting or dismounting of short circuit mouth seal, this has extraordinary effect for electrolyzer stably manufactured, raising index.The present invention had both avoided serial power failure or potline current had been dropped to the very low influence that production is brought, and can prevent the short-circuit block of aluminium electrolytic cell short-circuit port device and the phenomenon of bus generation sparking again.Therefore, the present invention compared with prior art, the present invention not only has and can be under series aluminum electrolyzer switch-on regime carry out short circuit power cut to the aluminium cell that wherein needs to cut off the power supply and not influence the advantage that the series aluminum electrolyzer is produced, but also has easy-to-operate, advantage of simple structure.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present invention.
Embodiment:
Embodiments of the invention: high-current switch 2 can directly adopt the high-current switch of selling on the market, about 60000～80000 amperes of the working current of this high-current switch, when the aluminium cell that uses the present invention to treat power failure cuts off the power supply, preferably a high-current switch is installed for each riser bus bar of the aluminium cell of waiting to have a power failure is all corresponding, during enforcement, high-current switch 2 is fixed on the support 1 that can be installed on the aluminium cell 5, support 1 can adopt angle steel to make, two ends at high-current switch 2 connect a copper core cable 3 by welding or bolted mode respectively, all connecting a hold-down gear 4 that can connect by bolt on the riser bus bar be pressed on aluminium cell by welding or bolted mode on each copper core cable 3, hold-down gear 4 preferably is made into the constructional device of conventional bolt band pressing plate.When needs cut off the power supply to aluminium cell, earlier support 1 being placed in the series aluminum electrolyzer of production plant needs on the aluminium cell 5 of short circuit power cut, and make high-current switch 2 be in off-state, hold-down gear 4 on the cable 3 of high-current switch 2 one ends is connected on the riser bus bar 6 of the aluminium cell 5 that needs short circuit power cut, hold-down gear 4 on the cable 3 of high-current switch 2 the other ends is connected the downstream, and another does not need on the riser bus bar 8 of aluminium cell 7 of short circuit power cut, with high-current switch 2 closures, can realize short circuit power cut operation so then to aluminium cell 5.
In order more reliably aluminium cell being cut off the power supply, after high-current switch 2 closures, to adopt original short circuit mouth device on the aluminium cell 5 to need aluminium cell of outage to make further short circuit power cut more in the usual way and get final product this.
Claims (3)
1. the method for an aluminium electrolytic bath short circuit power cut, it is characterized in that: it needs to place one or more high-current switch in advance on the position of the corresponding riser bus bar of aluminium cell of short circuit power cut in the series aluminum electrolyzer of production plant, and make this high-current switch be in off-state, connect conductive cable respectively at the two ends of each high-current switch, the conductive cable of high-current switch one end is connected on the corresponding riser bus bar of the aluminium cell that needs short circuit power cut, the conductive cable of the high-current switch the other end is connected the downstream, and another does not need on the corresponding riser bus bar of aluminium cell of short circuit power cut, then that each high-current switch is closed simultaneously, can realize short circuit power cut operation like this to this aluminium cell.
2. the method for aluminium electrolytic bath short circuit power cut according to claim 1 is characterized in that: after the high-current switch closure, by the short circuit mouth device on the aluminium cell that needs short circuit power cut this aluminium cell is carried out further short circuit power cut again.
3. the method for aluminium electrolytic bath short circuit power cut according to claim 1, it is characterized in that: the position at each riser bus bar of the aluminium cell that needs short circuit power cut is placed a high-current switch in advance, and promptly the quantity of high-current switch is identical with the quantity of riser bus bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005102007010A CN100545319C (en) | 2005-11-14 | 2005-11-14 | A kind of method of aluminium electrolytic bath short circuit power cut and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005102007010A CN100545319C (en) | 2005-11-14 | 2005-11-14 | A kind of method of aluminium electrolytic bath short circuit power cut and device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1786286A CN1786286A (en) | 2006-06-14 |
| CN100545319C true CN100545319C (en) | 2009-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005102007010A Expired - Fee Related CN100545319C (en) | 2005-11-14 | 2005-11-14 | A kind of method of aluminium electrolytic bath short circuit power cut and device |
Country Status (1)
| Country | Link |
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| CN (1) | CN100545319C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397682B (en) * | 2007-09-30 | 2011-04-06 | 贵阳铝镁设计研究院 | Pneumatic busbar switch device |
| CN101392389B (en) * | 2008-11-06 | 2012-07-04 | 贵阳铝镁设计研究院有限公司 | Method and device for turning on or off bath without power failure of electrobath system |
| CN103451678B (en) * | 2012-05-29 | 2015-08-19 | 沈阳铝镁科技有限公司 | Electrolytic aluminum bus short join switching arrangement |
| CN104593820A (en) * | 2013-10-30 | 2015-05-06 | 林州市林丰铝电有限责任公司 | Closing method for passageway bus bar |
| CN104711641A (en) * | 2015-02-12 | 2015-06-17 | 重庆旗能电铝有限公司 | Electrified shunt welding method for cathode soft belt of electrolytic cell |
-
2005
- 2005-11-14 CN CNB2005102007010A patent/CN100545319C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1786286A (en) | 2006-06-14 |
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Owner name: GUIYANG ALUMINUM AND MAGNESIUM DESIGN INSTITUTE CO Free format text: FORMER OWNER: GUIYANG ALUMINIUM AND MAGNESIUM DESIGN INST. Effective date: 20110714 |
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Free format text: CORRECT: ADDRESS; FROM: 550004 NO. 208, BEIJING ROAD, GUIYANG CITY, GUIZHOU PROVINCE TO: 550081 NO.2, JINZHU ROAD, JINYANG NEW DISTRICT, GUIYANG CITY, GUIZHOU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110714 Address after: 550081 Guiyang Province, Jinyang New District, Zhu Zhu Road, No. 2 Patentee after: Guiyang Aluminum & Magnesium Design Institute Co., Ltd. Address before: 550004 No. 208, Beijing Road, Guiyang, Guizhou Patentee before: Guiyang Aluminium and Magnesium Design Inst. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20141114 |
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