CN204265870U - Nickel electrowinning scavenging process decoppering agent automatic adjusting control device - Google Patents
Nickel electrowinning scavenging process decoppering agent automatic adjusting control device Download PDFInfo
- Publication number
- CN204265870U CN204265870U CN201420747153.8U CN201420747153U CN204265870U CN 204265870 U CN204265870 U CN 204265870U CN 201420747153 U CN201420747153 U CN 201420747153U CN 204265870 U CN204265870 U CN 204265870U
- Authority
- CN
- China
- Prior art keywords
- decoppering agent
- copper
- under meter
- nickel
- ratio controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Electrolytic Production Of Metals (AREA)
Abstract
The utility model relates to nickel electrowinning purification technology field, discloses a kind of nickel electrowinning scavenging process decoppering agent automatic adjusting control device.It comprises nickel electrolyte under meter, decoppering agent under meter, copper-stripping reaction device, ratio controller, nickel electrolyte under meter records the flow of nickel electrolyte, nickel electrolyte cupric ion on line analyzer records the content of cupric ion in nickel electrolyte, both feed back to ratio controller simultaneously, ratio controller is according to the requirement of copper-stripping reaction, calculate decoppering agent demand, measure decoppering agent flow by copper removal under meter; Decoppering agent and nickel electrolyte add in copper-stripping reaction device, after reaction terminates, by the content of copper ion in electrolytic solution after the second cupric ion on line analyzer mensuration copper removal, measured value feeds back to ratio controller, corrected by the scale-up factor of ratio controller to decoppering agent add-on again, regulated the add-on of decoppering agent by decoppering agent variable valve, finally reach stable copper removal effect.
Description
Technical field
The utility model relates to nickel electrowinning purification technology field, particularly relates to a kind of nickel electrowinning scavenging process decoppering agent automatic adjusting control device.
Background technology
During electrolytic nickel is produced, containing a small amount of cupric ion in nickel electrolyte, and cupric ion can affect the quality of nickel product, needs to be removed.The copper removal operation of nickel electrowinning scavenging process is removed by adding decoppering agent usually, decoppering agent add-on be the key controlling copper removal effect.Decoppering agent add-on is not enough, and copper removal can be caused not thorough; Decoppering agent add-on is too much, causes decoppering agent to waste on the one hand, makes nickel loss in electrolytic solution too much, cause other foreign matter content too high on the other hand.
The judgement of the add-on of current decoppering agent mainly through sampling manual analysis content of copper ion after copper removal, then by the add-on of manual shift decoppering agent.This method also exists serious hysteresis quality, needs repeatedly to debug, and can cause the waste of raw materials for production, the quality affecting the finished product owing to being difficult to ensure the stable of copper removal effect.
Utility model content
The purpose of this utility model is to provide a kind of nickel electrowinning scavenging process decoppering agent automatic-adjusting device, and this device can realize the auto-adjustment control of nickel electrowinning purification except decoppering agent add-on in copper process, and ensures the stable of copper removal effect.
For achieving the above object, the utility model by the following technical solutions:
A kind of nickel electrowinning scavenging process decoppering agent automatic adjusting control device, it comprises nickel electrolyte under meter, decoppering agent under meter, copper-stripping reaction device, ratio controller, the input terminus of described nickel electrolyte under meter is connected with nickel electrolyte transport pipe, the output terminal of described nickel electrolyte under meter is connected with one end of the first cupric ion on line analyzer, the other end of described first cupric ion on line analyzer is connected with the input terminus of described copper-stripping reaction device, the input terminus of described decoppering agent under meter is connected with decoppering agent transport pipe, the output terminal of described decoppering agent under meter is connected by the input terminus of flow control valve with described copper-stripping reaction device, the output terminal of described copper-stripping reaction device is connected with one end of the second cupric ion on line analyzer, the output terminal of described second cupric ion on line analyzer is connected with device for storing liquid, described nickel electrolyte under meter, first cupric ion on line analyzer is also connected by data communication line with an input terminus of described ratio controller, another input terminus of described ratio controller is connected with described second cupric ion on line analyzer by data communication line, the output terminal of described ratio controller is connected with described decoppering agent under meter by data communication line.
In the utility model, nickel electrolyte is noncontrolled variable, its flow is measured by nickel electrolyte under meter, content of copper ion in nickel electrolyte is measured by the first cupric ion on line analyzer, decoppering agent flow is measured by decoppering agent under meter, decoppering agent Flow-rate adjustment by decoppering agent Flux Valve Control, after copper-stripping reaction, after copper removal, in liquid, content of copper ion is measured by the second cupric ion on line analyzer, and decoppering agent regulated quantity is judged to determine by ratio controller.
Ratio controller described in the utility model for selling in market, for the ratio controller of the suitable model specification in chemical industry, oil refining and other Industrial processes.
Principle of work of the present utility model is: nickel electrolyte under meter records the flow of nickel electrolyte, nickel electrolyte cupric ion on line analyzer records the content of cupric ion in nickel electrolyte, both feed back to ratio controller simultaneously, ratio controller is according to the requirement of copper-stripping reaction, calculate decoppering agent demand, measure decoppering agent flow by copper removal under meter; Decoppering agent and nickel electrolyte add in copper-stripping reaction device, after reaction terminates, by the content of copper ion in electrolytic solution after the second cupric ion on line analyzer mensuration copper removal, measured value feeds back to ratio controller, corrected by the scale-up factor of ratio controller to decoppering agent add-on again, regulated the add-on of decoppering agent by decoppering agent variable valve, finally reach stable copper removal effect.
The utility model solves the lag issues that decoppering agent add-on regulates, and can automatically regulate decoppering agent add-on, ensure that the stability of copper removal effect according to the requirement of actual production process.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure: 1, nickel electrolyte under meter, the 2, first cupric ion on line analyzer 3, decoppering agent under meter, 4, flow control valve, 5, copper-stripping reaction device, the 6, second cupric ion on line analyzer, 7, ratio controller.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of nickel electrowinning scavenging process decoppering agent automatic adjusting control device as shown in Figure 1, it comprises nickel electrolyte under meter 1, decoppering agent under meter 3, copper-stripping reaction device 5, ratio controller 7, the input terminus of nickel electrolyte under meter 3 is connected with nickel electrolyte transport pipe, the output terminal of nickel electrolyte under meter 1 is connected with one end of the first cupric ion on line analyzer 2, the other end of the first cupric ion on line analyzer 2 is connected with the input terminus of copper-stripping reaction device 5, the input terminus of decoppering agent under meter 3 is connected with decoppering agent transport pipe, the output terminal of decoppering agent under meter 3 is connected by the input terminus of flow control valve 4 with copper-stripping reaction device 5, the output terminal of copper-stripping reaction device 5 is connected with one end of the second cupric ion on line analyzer 6, the output terminal of the second cupric ion on line analyzer 6 is connected with device for storing liquid, nickel electrolyte under meter 1, first cupric ion on line analyzer 2 is also connected by data communication line with an input terminus of ratio controller 7, another input terminus of ratio controller 7 is connected with the second cupric ion on line analyzer 6 by data communication line, the output terminal of ratio controller 7 is connected with decoppering agent under meter 3 by data communication line.
In copper removal process, the flow of nickel electrolyte is measured by nickel electrolyte under meter 1, in initial nickel electrolyte, the content of cupric ion is measured by the first cupric ion on line analyzer 2, two measured values feed back in ratio controller 7 simultaneously, by the requirement of ratio controller 7 according to copper-stripping reaction, calculate decoppering agent demand; Decoppering agent quantitatively adds, decoppering agent flow is measured by decoppering agent under meter 3, nickel electrolyte and decoppering agent react in copper-stripping reaction device 5, after having reacted, the content of copper ion after copper removal in nickel electrolyte is measured by the second cupric ion on line analyzer 6, measured value feeds back in ratio controller 7, corrected by the scale-up factor of ratio controller 7 pairs of decoppering agent add-ons again, then correction result is sent to decoppering agent flow control valve 4, decoppering agent flow control valve 4 regulates the add-on of decoppering agent automatically according to instruction, finally reach stable copper removal effect.
The utility model solves the lag issues that decoppering agent add-on regulates, and can automatically regulate decoppering agent add-on, ensure that the stability of copper removal effect according to the requirement of actual production process.
Claims (1)
1. a nickel electrowinning scavenging process decoppering agent automatic adjusting control device, it is characterized in that: it comprises nickel electrolyte under meter (1), decoppering agent under meter (3), copper-stripping reaction device (5), ratio controller (7), the input terminus of described nickel electrolyte under meter (3) is connected with nickel electrolyte transport pipe, the output terminal of described nickel electrolyte under meter (1) is connected with one end of the first cupric ion on line analyzer (2), the other end of described first cupric ion on line analyzer (2) is connected with the input terminus of described copper-stripping reaction device (5), the input terminus of described decoppering agent under meter (3) is connected with decoppering agent transport pipe, the output terminal of described decoppering agent under meter (3) is connected by the input terminus of flow control valve (4) with described copper-stripping reaction device (5), the output terminal of described copper-stripping reaction device (5) is connected with one end of the second cupric ion on line analyzer (6), the output terminal of described second cupric ion on line analyzer (6) is connected with device for storing liquid, described nickel electrolyte under meter (1), first cupric ion on line analyzer (2) is also connected by data communication line with an input terminus of described ratio controller (7), another input terminus of described ratio controller (7) is connected with described second cupric ion on line analyzer (6) by data communication line, the output terminal of described ratio controller (7) is connected with described decoppering agent under meter (3) by data communication line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747153.8U CN204265870U (en) | 2014-12-03 | 2014-12-03 | Nickel electrowinning scavenging process decoppering agent automatic adjusting control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420747153.8U CN204265870U (en) | 2014-12-03 | 2014-12-03 | Nickel electrowinning scavenging process decoppering agent automatic adjusting control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204265870U true CN204265870U (en) | 2015-04-15 |
Family
ID=52800748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420747153.8U Expired - Fee Related CN204265870U (en) | 2014-12-03 | 2014-12-03 | Nickel electrowinning scavenging process decoppering agent automatic adjusting control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204265870U (en) |
-
2014
- 2014-12-03 CN CN201420747153.8U patent/CN204265870U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104114498A (en) | Method of controlling addition rate of an odor control chemical | |
| CN103868782A (en) | Dilution system and dilution method of automatic online monitoring system for fishery water quality | |
| CN103364523A (en) | On-line volatile acid monitoring system | |
| CN204550715U (en) | Regeneration system of acid etching liquid | |
| CN204883403U (en) | Online ratio detecting system of solution strength | |
| CN204265870U (en) | Nickel electrowinning scavenging process decoppering agent automatic adjusting control device | |
| CN204107454U (en) | Full-automatic lactic acid solution compounding system | |
| CN203569201U (en) | Automatic control device in nickel electrolysis purification and cobalt removal process | |
| CN202041829U (en) | Cement raw material quality control system | |
| CN203820458U (en) | PSA (Pressure Swing Adsorption) nitrogen production output device | |
| CN203397196U (en) | Online automatic crude oil blending system | |
| CN203299658U (en) | Automatic continuous water distribution system | |
| CN203519491U (en) | Online water quality ammonia nitrogen monitor | |
| CN205210712U (en) | Chemical combination bucket acidification system | |
| CN203705966U (en) | Intelligent flow measuring and controlling apparatus | |
| CN203745048U (en) | Automatic calibration device of mass flow rate regulator | |
| CN204062094U (en) | A kind of flow control for high position tank dropping and supervisory system | |
| CN203507976U (en) | Water reducer synthesis production line | |
| CN203238084U (en) | Device for treating printing and dyeing wastewater | |
| CN203710740U (en) | Oil and water separation detection system applied to fine chemical production line | |
| CN207056529U (en) | A kind of automatic dripping device | |
| CN103011082A (en) | Automatic dosing method and device for hydrochloric acid regeneration desilication flocculant | |
| CN204000287U (en) | PH value supervising device in a kind of dyeing machine cylinder body | |
| CN202453743U (en) | Automatic metering control device for oil phase flow of emulsion explosive | |
| CN203012536U (en) | Automatic-control PH neutralization device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150415 Termination date: 20171203 |