CN202139137U - Reverse-osmosis circulating water production device for electrolysis enterprise - Google Patents
Reverse-osmosis circulating water production device for electrolysis enterprise Download PDFInfo
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- CN202139137U CN202139137U CN201120187554U CN201120187554U CN202139137U CN 202139137 U CN202139137 U CN 202139137U CN 201120187554 U CN201120187554 U CN 201120187554U CN 201120187554 U CN201120187554 U CN 201120187554U CN 202139137 U CN202139137 U CN 202139137U
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Abstract
The utility model discloses a reverse-osmosis circulating water production device for an electrolysis enterprise, which comprises a two-medium filtration system, a compressed air system, a reverse-osmosis device, a high-pressure pump and a dosing pump which are connected in sequence through pipelines. The two-medium filtration system comprises a primary two-medium filter, a secondary two-medium filter and a third two-medium filter. The compressed air system comprises a compressed air pipeline and an air compressor, and the compressed air pipeline is connected with the two-medium filtration system through a valve. A valve is arranged between the third two-medium filter and the dosing pump. By means of valves arranged on water pipelines, the reverse-osmosis circulating water production device achieves combination of series connection and running of two-medium filters. The reverse-osmosis circulating water production device resolves the problems that a heat exchanger of a large-scale device in an electrolytic aluminum factory is low in heat exchange rate, work efficiency does not reach the standard and the like due to use of unhealthy water sources, serious scaling and the like, prolongs usage period of pipelines and a cooler, shortens downtime of a main device, and reduces system loss.
Description
Technical field:
The utility model relates to a kind of water making device, particularly relates to a kind of electrolysis enterprise r-o-circulation water making device, is applicable to the water making device of chemical industry or the required recirculated cooling water of smelter rectifier cabinet.
Background technology:
Electrolytic aluminium factory rectifier rectifier cabinet is higher for inside and outside water requirements in water quality.The most areas of China are because the water source is bad, and without crossing bed filtration, water quality is not as good as deep phreatic water.Temperature is higher during summer, and the fouling of heat exchangers phenomenon is serious, and the radiating efficiency of heat exchanger reduces greatly, causes remove contamination more than will carrying out once in the 1 year service work of scale removal character of equipment.Turnaround is longer, to enterprise security production, brings huge threat.The recirculated water that remains " ion exchange method " processing that at present Chinese most of aluminium electrolysis enterprise adopts.Rectifier unit repeatedly takes place for many years move unit tripping between turn(a)round, the maintenance unit can't put into operation immediately, causes the long-time Serious Accident that has a power failure of electrolytic series.Seriously be to cause heat transfer rate reduction, working efficiency subject matter not up to standard wherein because of heat exchanger uses bad water source, fouling.
The utility model content:
The utility model technical problem to be solved is: overcomes the deficiency of prior art, a kind of electrolysis enterprise r-o-circulation water making device is provided, improve the quality of water outlet, and then the safe operation of the equipment of assurance.
The utility model is that the technical scheme that the technical solution problem is taked is:
A kind of electrolysis enterprise r-o-circulation water making device; Mainly comprise reverse osmosis unit, HPP and dosing pump; Reverse osmosis unit and HPP one end pass through pipe connection; The HPP the other end and dosing pump are through pipe connection, and wherein, said pair of media filtration system comprises the two medium filters of one-level, the two medium filters of secondary and three grades of two medium filters; Inlet channel before the two medium filters of one-level is provided with first valve and second valve, and the inlet channel that is communicated with the two medium filters of one-level is provided with the 3rd valve; On the pipeline between two medium filters of one-level and the two medium filters of secondary, be respectively arranged with the 4th valve, the 5th valve and the 6th valve, realize the serial or parallel connection of two medium filters of one-level and the two medium filters of secondary; The inlet channel that is communicated with the two medium filters of secondary is provided with the 7th valve; On the pipeline between the two medium filters of secondary and the three grades of two medium filters, be respectively arranged with the 8th valve, the 9th valve and the tenth valve, realize the serial or parallel connection of two medium filters of secondary and three grades pairs of medium filters; The inlet channel that is communicated with three grades of two medium filters is provided with the 11 valve; Said pneupress system comprises compressed air line and air, and compressed air line is connected with two media filtration systems through the 12 valve; Be provided with the 13 valve between said three grades of two medium filters and the dosing pump.
Further, with pipeline that the two medium filters of one-level are communicated with on be respectively arranged with first vent valve and first wash water valve; The pipeline that is communicated with the two medium filters of secondary is provided with second vent valve and second wash water valve; The pipeline that is communicated with three grades of two medium filters is provided with the 3rd vent valve and the 3rd wash water valve.
Further, the pipeline that is communicated with reverse osmosis unit is provided with the 4th wash water valve.
Further, install valve on the waterpipe additional, realize that two medium filter strings and operation combine.
Said pressurized air blast pipe can carry out blowback to two medium filters.
The beneficial effect of the utility model is:
1, the utility model is reasonably simplified for water preparation process itself through introducing the method for r-o-system water, reasonably transforms for water, feed channel simultaneously, improves effluent characteristics, improves the efficient of backwash, guarantees equipment safety operation.The applicant takes the lead in installing the reverse osmosis water production apparatus of the utility model in industry, and the pure water of producing uses as recirculated water, replaces the process of original usefulness simply dealt " soft water ", thoroughly eradicates heat exchanger fouling, obstruction, the bad problem of heat exchange.The pure water conductivity that adopts this equipment to make simultaneously is lower, greatly reduces owing to leak " pollution " of outer circulation water for internal recycle water in the heat exchanger fin, and the internal recycle water conductivity requires littler, has improved the security of primary device operation.
2, adopt the r-o-circulation water making device of the utility model, make water water quality reach the water requirement of reverse osmosis unit, the life cycle that has prolonged the nucleus equipment reverse osmosis membrane behind the cascade filtration.
3, adopt the r-o-circulation water making device of the utility model, thoroughly solved the practical problems that fouling of heat exchangers has a strong impact on the efficient of heat exchanger, reduced the labour cost of every year clearing up the radiator fin incrustation scale simultaneously.
3, the pure water that adopts the r-o-circulation water making device of the utility model to make to come, the desalination rate reaches more than 99.9%, and specific conductivity reaches 8-10 μ s, is specially adapted to the occasion of the water coolant specific conductivity being had relatively high expectations as the recirculated water of rectifier cabinet etc.
4, the power of the utility model pressurized air of adopting compressed air station when cleaning two medium filter filtrates and clean has improved the Ex-all rate of two medium filtrates.
5, the utility model use range is wide, generally is applicable to extensive electrolytic aluminium factory main equipment recirculated water, can fully play energy-saving and cost-reducing effect, and technical process is simple, is easy to promote.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Embodiment:
Below in conjunction with accompanying drawing the utility model is further described:
Can find out by Fig. 1,
A kind of electrolysis enterprise r-o-circulation water making device; Mainly comprise reverse osmosis unit 1, HPP 2 and dosing pump 3; Reverse osmosis unit 1 passes through pipe connection with HPP 2 one ends; HPP 2 the other ends and dosing pump 3 pass through pipe connection; Said pair of media filtration system comprises the two medium filters 6 of one-level, the two medium filters 7 of secondary and three grades of two medium filters 8, and the inlet channel before the two medium filters 6 of one-level is provided with the first valve 1-1 and the second valve 1-2, and the inlet channel that is communicated with the two medium filters 6 of one-level is provided with the 3rd valve 1-3; On the pipeline between two medium filters 6 of one-level and the two medium filters 7 of secondary, be respectively arranged with the 4th valve 1-4, the 5th valve 1-5 and the 6th valve 1-6, realize the serial or parallel connection of two medium filters 6 of one-level and the two medium filters 7 of secondary; The inlet channel that is communicated with the two medium filters 7 of secondary is provided with the 7th valve 1-7; On the pipeline between the two medium filters 7 of secondary and the three grades of two medium filters 8, be respectively arranged with the 8th valve 1-8, the 9th valve 1-9 and the tenth valve 1-10, realize the serial or parallel connection of two medium filters 7 of secondary and three grades pairs of medium filters 8; The inlet channel that is communicated with three grades of two medium filters 8 is provided with the 11 valve 1-11; Said pneupress system comprises compressed air line 4 and air 5, and compressed air line 4 is connected with two media filtration systems through the 12 valve 1-12; Be provided with the 13 valve 1-13 between said three grades of two medium filters 8 and the dosing pump 3.
With pipeline that the two medium filters 6 of one-level are communicated with on be respectively arranged with the first vent valve 2-1 and the first wash water valve 3-1; The pipeline that is communicated with the two medium filters 7 of secondary is provided with the second vent valve 2-2 and the second wash water valve 3-2; The pipeline that is communicated with three grades of two medium filters 8 is provided with the 3rd vent valve 2-3 and the 3rd wash water valve 3-3.
The pipeline that is communicated with reverse osmosis unit 1 is provided with the 4th wash water valve 3-4.
The system current journey of this utility model is following: industrial unboiled water gets into pipeline from the first valve place; Can realize the filtration of 1-3 grades of two medium filters through adjusting each valve; Measure the qualified water in SDI≤15; Get into reverse osmosis unit through dosing pump, HPP, pure water gets into circulating water pool through the pure water pipeline, and dense water is discharged into sewer line through the 4th wash water valve.
The flow process of the two media of backwash is following: open first valve, the 6th valve, the 8th valve, the tenth valve, the 12 valve, the 3rd valve, the 7th valve, the 11 valve and first vent valve, second vent valve, the 3rd vent valve; Close second valve, the 5th valve, the 9th valve, the 13 valve and first wash water valve, second wash water valve, the 3rd wash water valve; Can utilize compressed air station 0.4MPa pressurized air that two medium filter filtrates were stirred blowback 20-30 minute, then close the 12 valve, the 5th valve, the 9th valve, the 13 valve and first vent valve, second vent valve, the 3rd vent valve; First wash water valve, second wash water valve, the 3rd wash water valve and valve first valve, second valve, the 4th valve, the 6th valve, the 8th valve, the tenth valve; Use the water of 200T/H flow that filtrate was carried out backwash about 2 hours; It is limpid when transparent that the sewage draining exit water outlet does not have obvious flocks, and it is qualified to be regarded as backwash.
The flow process of cascade filtration is following: close the 4th valve, the 8th valve, the 12 valve and first wash water valve, second wash water valve, the 3rd wash water valve, first vent valve, second vent valve, the 3rd vent valve; Open first valve, second valve, the 3rd valve, the 5th valve, the 6th valve, the 7th valve, the 9th valve, the tenth valve, the 11 valve, the 13 valve, realize three-stage filtration.Most of areas use two-stage filtration to meet the demands.
The nucleus equipment of this utility model is a reverse osmosis unit, and major function is the service water desalination, but this equipment is realized reaching this device for water quality requirement by cascade filtration through pipeline modification for the having relatively high expectations of water inlet.For many years, " soft water " that the electrolytic aluminium factory main equipment adopts " ion exchange technique " to make efficiently moves when seriously restricting main equipment length, has solved above problem behind employing the utility model, and dense water has realized that also mark reaches discharging simultaneously.Can also reduce the expense of year cleaning radiator element, the pure water of making has reached drinking water standard fully through the check of technical supervision department, can directly drink.Can prolong water cooler and pipeline work-ing life from TA, reduce primary device stop time.Comprehensive cost can reach 20% than the water cost saving of former process for preparing water system isodose, has appreciable economic benefit.
Claims (3)
1. electrolysis enterprise r-o-circulation water making device; Mainly comprise reverse osmosis unit (1), HPP (2) and dosing pump (3); Reverse osmosis unit (1) passes through pipe connection with HPP (2) one ends; HPP (2) the other end and dosing pump (3) pass through pipe connection; It is characterized in that: also be provided with two media filtration systems and pneupress system in this equipment; Said pair of media filtration system comprises the two medium filters (6) of one-level, the two medium filters (7) of secondary and three grades of two medium filters (8), and two medium filter (6) inlet channels before of one-level are provided with first valve (1-1) and second valve (1-2), and the inlet channel that is communicated with the two medium filters (6) of one-level is provided with the 3rd valve (1-3); On the pipeline between two medium filters (6) of one-level and the two medium filters (7) of secondary, be respectively arranged with the 4th valve (1-4), the 5th valve (1-5) and the 6th valve (1-6), realize the serial or parallel connection of two medium filters (6) of one-level and the two medium filters (7) of secondary; The inlet channel that is communicated with the two medium filters (7) of secondary is provided with the 7th valve (1-7); On the pipeline between the two medium filters (7) of secondary and the three grades of two medium filters (8), be respectively arranged with the 8th valve (1-8), the 9th valve (1-9) and the tenth valve (1-10), realize the serial or parallel connection of two medium filters (7) of secondary and three grades pairs of medium filters (8); The inlet channel that is communicated with three grades of two medium filters (8) is provided with the 11 valve (1-11); Said pneupress system comprises compressed air line (4) and air (5), and compressed air line (4) is connected with two media filtration systems through the 12 valve (1-12); Be provided with the 13 valve (1-13) between said three grades of two medium filters (8) and the dosing pump (3).
2. electrolysis according to claim 1 enterprise r-o-circulation water making device is characterized in that: with pipeline that the two medium filters (6) of one-level are communicated with on be respectively arranged with first vent valve (2-1) and first wash water valve (3-1); The pipeline that is communicated with the two medium filters (7) of secondary is provided with second vent valve (2-2) and second wash water valve (3-2); The pipeline that is communicated with three grades of two medium filters (8) is provided with the 3rd vent valve (2-3) and the 3rd wash water valve (3-3).
3. electrolysis according to claim 1 and 2 enterprise r-o-circulation water making device, it is characterized in that: the pipeline that is communicated with reverse osmosis unit (1) is provided with the 4th wash water valve (3-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120187554U CN202139137U (en) | 2011-06-07 | 2011-06-07 | Reverse-osmosis circulating water production device for electrolysis enterprise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120187554U CN202139137U (en) | 2011-06-07 | 2011-06-07 | Reverse-osmosis circulating water production device for electrolysis enterprise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202139137U true CN202139137U (en) | 2012-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120187554U Expired - Fee Related CN202139137U (en) | 2011-06-07 | 2011-06-07 | Reverse-osmosis circulating water production device for electrolysis enterprise |
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| Country | Link |
|---|---|
| CN (1) | CN202139137U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050353A (en) * | 2015-01-19 | 2015-11-11 | 中国科学院等离子体物理研究所 | Pure water cooling circulation system for test board |
| CN109317261A (en) * | 2018-11-12 | 2019-02-12 | 苏尼特金曦黄金矿业有限责任公司 | Large-size ball mill water cooling system |
-
2011
- 2011-06-07 CN CN201120187554U patent/CN202139137U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050353A (en) * | 2015-01-19 | 2015-11-11 | 中国科学院等离子体物理研究所 | Pure water cooling circulation system for test board |
| CN105050353B (en) * | 2015-01-19 | 2018-08-14 | 中国科学院等离子体物理研究所 | A kind of testboard pure water cooling circulatory system |
| CN109317261A (en) * | 2018-11-12 | 2019-02-12 | 苏尼特金曦黄金矿业有限责任公司 | Large-size ball mill water cooling system |
| CN109317261B (en) * | 2018-11-12 | 2019-06-28 | 苏尼特金曦黄金矿业有限责任公司 | Large-size ball mill water cooling system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120208 Termination date: 20140607 |