CN108821496A - A kind of new process improving electrolysis solution of zinc sulfate transparency - Google Patents
A kind of new process improving electrolysis solution of zinc sulfate transparency Download PDFInfo
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- CN108821496A CN108821496A CN201811010396.2A CN201811010396A CN108821496A CN 108821496 A CN108821496 A CN 108821496A CN 201811010396 A CN201811010396 A CN 201811010396A CN 108821496 A CN108821496 A CN 108821496A
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- transparency
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The present invention relates to a kind of new processes for improving electrolysis solution of zinc sulfate transparency, belong to zinc field of hydrometallurgy, the present invention is first to the electrolysis cooling removing calcium and magnesium of solution of zinc sulfate, calcium and magnesium crystallization and other solid suspensions are removed by tubular filter depth again, improve electrolysis solution of zinc sulfate transparency, the content for being electrolysed new liquid solid suspension is reduced, new liquid transparency will be electrolysed by, which achieving the purpose that, is promoted to 70~80ml.The present invention is a kind of economic, easy and that efficiently raising is electrolysed new liquid transparency method, simple process, device simple, land occupation are saved, reduction for process in zinc electrolyzing direct current consumption creates advantage, can effectively avoid unnecessary power consumption, to improve the economic benefit of enterprise.
Description
Technical field
The invention belongs to zinc field of hydrometallurgy, specifically, are related to a kind of raising electrolysis solution of zinc sulfate transparency
New process.
Background technique
Certain domestic factory's zinc electrolysis with Purification of zinc sulfate solution technique using conventional three sections of advanced purification process, after purification
Solution of zinc sulfate transparency it is poor, illustrate in solution containing fraction solids suspended matter, and existing analytical technology can not divide in factory
The trace element of suspended matter is analysed, but this fraction solids suspended matter causes unknown influence to process in zinc electrolyzing, leads to zinc direct current
Consumption increases, therefore the solid suspension efficiently separated in the new liquid of electrolysis is particularly important.
Summary of the invention
In order to solve the problems, such as background technique, the present invention provides a kind of raising electrolysis solution of zinc sulfate is transparent
The new process of degree crosses filtration and electrolysis unit solution of zinc sulfate using tubular filter, can be improved electrolysis solution of zinc sulfate transparency,
The content for being electrolysed new liquid solid suspension is reduced, new liquid transparency will be electrolysed by, which reaching, is promoted to 70~80ml, has technique letter
The advantages that single, economic, easy, efficient.
To achieve the above object, the present invention is achieved through the following technical solutions：
The new process of the raising electrolysis solution of zinc sulfate transparency, specific operating procedure are as follows：
1）It is stand-by that solution of zinc sulfate obtained by three sections of purifications is stored in intermediate storage tank；
2）Step 1）Acquired solution is pumped to calcium and magnesium cooling tower through conveying, is cooled down；
3）Step 2）Through cooling tower solution after cooling, thickener concentration calcium and magnesium crystallization is flowed through, calcium and magnesium underflow is sent to leading portion process,
Obtain supernatant；
4）Step 3）Gained supernatant is pumped to tubular filter depth through conveying and removes calcium and magnesium crystallization and the suspension of other solids
Object, liquid after being filtered；
5）Step 4）It is spare to be pumped to the new fluid cylinder of electrolysis through conveying, obtains being electrolysed new liquid for liquid after gained filtering.
Further, step 1）In, solution of zinc sulfate is：Zn 148~150g/l, Ge≤0.06mg/l, Co≤
0.45mg/l, 58~63 DEG C of temperature, 50~60ml of transparency.
Further, step 2）In, solution is cooled to 50~53 DEG C, and removing calcium and magnesium crystallization is conducive to improve solution transparency.
Further, step 3）In, the temperature of supernatant is 50~53 DEG C, and it is saturating to be conducive to raising solution for removing calcium and magnesium crystallization
Lightness, transparency are 50~60ml.
Further, step 4）In, the temperature of liquid is 48~51 DEG C after filtering, and transparency is 80~90ml.
Further, step 4）In, control reaction temperature is 75~80 DEG C.
Further, step 5）In, the temperature for being electrolysed new liquid is 45~50 DEG C, and transparency is 70~80ml（In the process certainly
It is so cooled to 45-50 DEG C, wire drawing, which is precipitated, in zinc sulfate after temperature reduces influences transparency.）.
Beneficial effects of the present invention：
The present invention uses tubular filter to cross filtration and electrolysis unit solution of zinc sulfate for the first time, and it is transparent to improve electrolysis solution of zinc sulfate
Degree, reduces the content for being electrolysed new liquid solid suspension, new liquid transparency will be electrolysed by, which achieving the purpose that, is promoted to 70~80ml.This
Invention is a kind of economic, easy and that efficiently raising is electrolysed new liquid transparency method, and simple process, device simple, land occupation are saved,
Reduction for process in zinc electrolyzing direct current consumption creates advantage, unnecessary power consumption can be effectively avoided, to improve enterprise
Economic benefit.
Detailed description of the invention
Fig. 1 is process flow chart of the invention.
Specific embodiment
It, below will be to preferred reality of the invention in order to keep the purpose of the present invention, technical scheme and beneficial effects clearer
It applies example to be described in detail, to facilitate the technical staff to understand.
The detection method of transparency：With the internal small case with light bulb is made by oneself, 100ml glass cylinder is installed on case top,
Insertion has the small card of symbol among graduated cylinder and case, and solution of zinc sulfate is poured into graduated cylinder until not seeing the symbol on card
It until number, is read, gained scale is solution of zinc sulfate transparency.
Embodiment 1
The present embodiment solution of zinc sulfate poor with transparency（Zn 148g/l, Ge 0.06mg/l, Co 0.45mg/l）For,
Specific operating procedure is as follows：
1）The intermediate storage tank that three sections of purification gained solution of zinc sulfate are stored in Φ 7000 × 7000 is stand-by, and temperature is 58 DEG C, thoroughly
Lightness is 45ml.
2）Step 1）Acquired solution is pumped to calcium and magnesium cooling tower through conveying, is cooled to 50 DEG C.
3）Step 2）Through cooling tower solution after cooling, thickener concentration calcium and magnesium crystallization is flowed through, calcium and magnesium underflow is sent to leading portion
Process obtains supernatant.Supernatant temperature maintains 50 DEG C, transparency 50ml.
4）Step 3）Gained supernatant is pumped to the removing calcium and magnesium crystallization of tubular filter depth through conveying and other solids is outstanding
Floating object, liquid after being filtered.Liquid temperature maintains 48 DEG C after filtering, transparency 70ml.
5）Step 4）It is spare to be pumped to the new fluid cylinder of electrolysis through conveying, obtains being electrolysed new liquid for liquid after gained filtering.New liquid temperature
45~50 DEG C are maintained, transparency is 70~80ml.
Embodiment 2
The present embodiment solution of zinc sulfate poor with transparency（Zn 149g/l, Ge 0.05mg/l, Co 0.40mg/l）For,
Specific operating procedure is as follows：
1）The intermediate storage tank that three sections of purification gained solution of zinc sulfate are stored in Φ 7000 × 7000 is stand-by, and temperature is 60 DEG C, thoroughly
Lightness is 50ml.
2）Step 1）Acquired solution is pumped to calcium and magnesium cooling tower through conveying, is cooled to 53 DEG C.
3）Step 2）Through cooling tower solution after cooling, thickener concentration calcium and magnesium crystallization is flowed through, calcium and magnesium underflow is sent to leading portion
Process obtains supernatant.Supernatant temperature maintains 53 DEG C, transparency 55ml.
4）Step 3）Gained supernatant is pumped to the removing calcium and magnesium crystallization of tubular filter depth through conveying and other solids is outstanding
Floating object, liquid after being filtered.Liquid temperature maintains 51 DEG C after filtering, transparency 75ml.
5）Step 4）It is spare to be pumped to the new fluid cylinder of electrolysis through conveying, obtains being electrolysed new liquid for liquid after gained filtering.New liquid temperature
45~50 DEG C are maintained, transparency is 70~80ml.
Embodiment 3
The present embodiment solution of zinc sulfate poor with transparency（Zn 150g/l, Ge 0.04mg/l, Co 0.43mg/l）For,
Specific operating procedure is as follows：
1）The intermediate storage tank that three sections of purification gained solution of zinc sulfate are stored in Φ 7000 × 7000 is stand-by, and temperature is 63 DEG C, thoroughly
Lightness is 55ml.
2）Step 1）Acquired solution is pumped to calcium and magnesium cooling tower through conveying, is cooled to 51 DEG C.
3）Step 2）Through cooling tower solution after cooling, thickener concentration calcium and magnesium crystallization is flowed through, calcium and magnesium underflow is sent to leading portion
Process obtains supernatant.Supernatant temperature maintains 51 DEG C, transparency 53ml.
4）Step 3）Gained supernatant is pumped to the removing calcium and magnesium crystallization of tubular filter depth through conveying and other solids is outstanding
Floating object, liquid after being filtered.Liquid temperature maintains 50 DEG C after filtering, transparency 80ml.
5）Step 4）It is spare to be pumped to the new fluid cylinder of electrolysis through conveying, obtains being electrolysed new liquid for liquid after gained filtering.New liquid temperature
45~50 DEG C are maintained, transparency is 70~80ml.
The present invention uses tubular filter to cross filtration and electrolysis unit solution of zinc sulfate for the first time, and it is saturating to improve electrolysis solution of zinc sulfate
Lightness reduces the content for being electrolysed new liquid solid suspension, and new liquid transparency will be electrolysed by, which achieving the purpose that, is promoted to 70~80ml.
The present invention is a kind of economic, easy and that efficiently raising is electrolysed new liquid transparency method, simple process, equipment letter
Easily, land occupation is saved, and is created advantage for the reduction of process in zinc electrolyzing direct current consumption, can effectively be avoided unnecessary power consumption,
To improve the economic benefit of enterprise.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention rather than limits, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (6)
1. a kind of new process for improving electrolysis solution of zinc sulfate transparency, it is characterised in that：Specific operating procedure is as follows：
1）It is stand-by that solution of zinc sulfate obtained by three sections of purifications is stored in intermediate storage tank；
2）Step 1）Acquired solution is pumped to calcium and magnesium cooling tower through conveying, is cooled down；
3）Step 2）Through cooling tower solution after cooling, thickener concentration calcium and magnesium crystallization is flowed through, calcium and magnesium underflow is sent to leading portion process,
Obtain supernatant；
4）Step 3）Gained supernatant is pumped to tubular filter depth through conveying and removes calcium and magnesium crystallization and the suspension of other solids
Object, liquid after being filtered；
5）Step 4）It is spare to be pumped to the new fluid cylinder of electrolysis through conveying, obtains being electrolysed new liquid for liquid after gained filtering.
2. a kind of new process for improving electrolysis solution of zinc sulfate transparency according to claim 1, it is characterised in that：Step
Rapid 1）In, solution of zinc sulfate is：Zn 148~150g/l, Ge≤0.06mg/l, Co≤0.45mg/l, 58~63 DEG C of temperature, thoroughly
50~60ml of lightness.
3. a kind of new process for improving electrolysis solution of zinc sulfate transparency according to claim 1, it is characterised in that：Step
Rapid 2）In, solution is cooled to 50~53 DEG C.
4. a kind of new process for improving electrolysis solution of zinc sulfate transparency according to claim 1, it is characterised in that：Step
Rapid 3）In, the temperature of supernatant is 50~53 DEG C, and transparency is 50~60ml.
5. a kind of new process for improving electrolysis solution of zinc sulfate transparency according to claim 1, it is characterised in that：Step
Rapid 4）In, the temperature of liquid is 48~51 DEG C after filtering, and transparency is 80~90ml.
6. a kind of new process for improving electrolysis solution of zinc sulfate transparency according to claim 1, it is characterised in that：Step
Rapid 4）In, the temperature for being electrolysed new liquid is 45~50 DEG C, and transparency is 70~80ml.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811010396.2A CN108821496A (en) | 2018-08-31 | 2018-08-31 | A kind of new process improving electrolysis solution of zinc sulfate transparency |
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| CN201811010396.2A CN108821496A (en) | 2018-08-31 | 2018-08-31 | A kind of new process improving electrolysis solution of zinc sulfate transparency |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080236A (en) * | 2010-12-20 | 2011-06-01 | 湘西自治州兴湘科技开发有限责任公司 | Purifying method of electrolyte used for production of high purity zinc |
| CN103194600A (en) * | 2013-04-23 | 2013-07-10 | 吴鋆 | Method for purifying zinc sulfide solution |
| CN105755296A (en) * | 2016-03-29 | 2016-07-13 | 云南华联锌铟股份有限公司 | Method for removing calcium from zinc sulfate solution of zinc hydrometallurgy production |
| WO2017127936A1 (en) * | 2016-01-29 | 2017-08-03 | Cascadero Copper Corporation | Recovery of cesium from epithermal mineral deposits |
-
2018
- 2018-08-31 CN CN201811010396.2A patent/CN108821496A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102080236A (en) * | 2010-12-20 | 2011-06-01 | 湘西自治州兴湘科技开发有限责任公司 | Purifying method of electrolyte used for production of high purity zinc |
| CN103194600A (en) * | 2013-04-23 | 2013-07-10 | 吴鋆 | Method for purifying zinc sulfide solution |
| WO2017127936A1 (en) * | 2016-01-29 | 2017-08-03 | Cascadero Copper Corporation | Recovery of cesium from epithermal mineral deposits |
| CN105755296A (en) * | 2016-03-29 | 2016-07-13 | 云南华联锌铟股份有限公司 | Method for removing calcium from zinc sulfate solution of zinc hydrometallurgy production |
Non-Patent Citations (2)
| Title |
|---|
| 孙明生: "硫酸锌溶液冷却结晶除钙镁生产实践", 《中国有色冶金》 * |
| 雷霆等: "《锌冶金》", 31 January 2013, 冶金工业出版社 * |
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