CN204039204U - A kind of electronic anti-scaling reverse osmosis system and control device - Google Patents
A kind of electronic anti-scaling reverse osmosis system and control device Download PDFInfo
- Publication number
- CN204039204U CN204039204U CN201420072372.0U CN201420072372U CN204039204U CN 204039204 U CN204039204 U CN 204039204U CN 201420072372 U CN201420072372 U CN 201420072372U CN 204039204 U CN204039204 U CN 204039204U
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- CN
- China
- Prior art keywords
- reverse osmosis
- electronic anti
- scaling
- water
- control device
- 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 - Lifetime
Links
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 43
- 239000003610 charcoal Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 40
- 239000012528 membrane Substances 0.000 abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002455 scale inhibitor Substances 0.000 abstract description 6
- 230000004913 activation Effects 0.000 abstract description 4
- 239000003814 drug Substances 0.000 abstract description 4
- 239000002351 wastewater Substances 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000004804 winding Methods 0.000 abstract description 2
- 238000009285 membrane fouling Methods 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 125000001309 chloro group Chemical group Cl* 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000274 adsorptive effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 235000010216 calcium carbonate Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
Abstract
This patent discloses a kind of electronic anti-scaling reverse osmosis system and control device, comprise Controlling System and the activated charcoal filter connected in order, electronic anti-scaling device, cartridge filter, high-pressure pump, reverse osmosis unit.It is characterized in that before reverse osmosis, reducing COD with charcoal filter and in conjunction with electronic anti-scaling device alternating magnetic field to the activation of water molecules, effectively preventing reverse osmosis membrane fouling and organic fouling.This device simplifies system softening equipment and adding of agent equipment, runs without the need to adding Scale inhibitors, can guarantee that reverse osmosis membrane produces a desired effect.The signal that programmable logic controller produces can be input in multiple electronic anti-scaling device winding inductor block, realizes a machine many pipeline application.This device have compared with conventional reverse osmosis water treatment system system simple, save medicament, can full automatic control be realized, be particularly applicable to the reverse osmosis system of waste water recycling.
Description
Technical field
This patent relates to a kind of reverse osmosis water treatment method and control device, especially for the reverse osmosis system that the influent qualities such as waste water recycling are poor.Have compared with conventional reverse osmosis water treatment method that volume is little, energy-conserving and environment-protective, simple installation, can the innovative points such as full automatic control be realized.
Background technology
In anti-penetration wastewater disposal process, the concentration of suspended particle, organism and dissolved matter constantly increases.Suspended particle and organic deposition, on film, block inlet conduit.Difficulty soluble salt, when exceeding its saturation limit, can be precipitated out, face forms fouling from dense water, reduces the flux of reverse osmosis membrane, increases operating pressure, and causes product deteriorating water quality.Prior art adopts softening, oxidation, acid adding, the method that adds Scale inhibitors to carry out pre-treatment, system complex to the former water before entering reverse osmosis membrane system usually, medicament and energy consumption high.
Utility model content
For the present situation existed at present, this patent proposes a kind of electronic anti-scaling reverse osmosis system, it is characterized in that it comprises activated charcoal filter, electronic anti-scaling device, cartridge filter, high-pressure pump, the reverse osmosis unit connected in order.Because activated charcoal filter is to the adsorption of larger molecular organics in water, and the destruction that the alternating magnetic field of electronic anti-scaling device generation combines to positive and negative ion in water, enable this device effectively prevent the dirt on reverse osmosis membrane surface from blocking up the generation with the phenomenon such as fouling, ensure that the long-term stability of reverse osmosis unit is run.This patent proposes the pretreatment system and the control device that adopt active carbon filtration to add electronic anti-scaling, does not need to add Scale inhibitors and arrange complicated softening equipment, can ensure reverse osmosis membrane reliability service.Simultaneously electronic anti-scaling can activated water molecule, improves reverse-osmosis treated ability.This patent effectively can reduce the running cost of engineering initial investment expense and system.
The feature of this patent is that the electronic anti-scaling device installed before reverse osmosis can effectively prevent reverse osmosis unit fouling.Under the effect of electronic anti-scaling device alternating magnetic field, feed water by reverse osmosis without the need to adding Scale inhibitors, thus eliminates the expense of Scale inhibitors needed for system long-time running.Electronic anti-scaling device designs based on alternating electromagnetic field principle, and produced the electric current of a kind of polarity, amplitude and frequency high speed change by signal generator, this electric current produces again fast-changing magnetic field in the duct, to the Ca in water
2+, Mg
2+produce a kind of ion interference effect, electrochemical properties and the physical property of these ions can be changed, reduce Ca
2+, Mg
2+, CO
3 2-, SO
4 2-between adsorptive power, thus stop between these ions and be combined into dirt.The installation of electronic anti-scaling device not only substantially reduce the number in operational process the reagent cost and labour cost that add Scale inhibitors, and can effectively extend the reverse osmosis unit cycle of operation, greatly reduce reverse osmosis unit conventional backwash and the matting frequency, not only reduce secondary pollution and the waste of wash-down water resource, and to the work-ing life of reverse osmosis membrane, there is remarkable enhancement.
Electronic anti-scaling reverse osmosis system, is characterized in that: install PH on line analyzer, hardness on line analyzer, flow sensor, flow transmitter and programmable logic controller after charcoal filter.The input signal participating in the control of electronic anti-scaling device comprises pH value, hardness, the flow parameter of feed water by reverse osmosis.Programmable logic controller is according to each parameter influence coefficient setting control system under different quality operating mode.
The magnetic field induction that electronic anti-scaling device produces makes microbial film bond strength in solid and pipeline reduce, the smooth non-adhesive surface of its needle-shaped crystal structure, in soft cotton-shaped suspension in media as well with medium flowing, avoid the deposition to wall and film surface, reach the object preventing fouling, can activated water molecule be played simultaneously, improve the effect of seepage force.
Electronic anti-scaling device can carry out specific aim setting respectively according to different treatment media and processing condition, thus produce the most effective the most applicable pulsed voltage and frequency of modulation pulse, the signal that control device produces can be input in multiple electronic anti-scaling device winding inductor block, realizes a machine many pipeline application.Control device has liquid-crystal display monitoring flow and frequency conversion current output value and runs instruction of reporting to the police.
Before electronic anti-scaling device, install charcoal filter, one is can adsorb organic compound, reduces feed water by reverse osmosis COD value, avoids organism to the pollution of reverse osmosis membrane.Two is scale inhibition effects that the reduction of COD can improve electronic anti-scaling device.
The electronic anti-scaling device scope of application is wide, can be widely used in different pipe diameter, different flow, different media, all unrestricted to water (flow) direction, anyhow pipeline, system pressure.Have compared with conventional reverse osmosis water treatment system system simple, save medicament, can the features such as full automatic control be realized.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of a kind of embodiment of this patent.
Mark in Fig. 1: 1-charcoal filter, 2-electronic anti-scaling device, 3-cartridge filter, 4-high-pressure pump, 5-reverse osmosis unit.
Below in conjunction with the drawings and specific embodiments, this patent is further described.
Embodiment
The embodiment of this patent: as shown in Figure 1, the organism of former water in charcoal filter Adsorption water, the electronic anti-scaling device activation treatment of water after filtration through being arranged on pipeline outer wall, activation treatment can prevent dissolved salts fouling, the water of activation treatment enters cartridge filter, remove fine particulates, then squeeze into reverse osmosis unit through high-pressure pump supercharging and carry out membrane separation.
Above-mentioned electronic anti-scaling reverse osmosis system and control device: comprise the charcoal filter, electronic anti-scaling device, cartridge filter, high-pressure pump, the reverse osmosis unit that are connected successively through pipeline, also comprise the PH on line analyzer after being arranged on charcoal filter, hardness on line analyzer, flow sensor, flow transmitter and programmable logic controller.
Electronic anti-scaling device is controlled by the pH value of water inlet, hardness, flow parameter.The programmable logic controller of control device can carry out specific aim setting according to different quality operating mode, thus produces the most effective the most applicable pulsed voltage and frequency of modulation pulse.
The embodiment of this patent also comprises conventional control instruments and arranges and chain control.Comprising the general thermometer, tensimeter, specific conductivity table, chlorine residue table, redox potential table etc. that need installing, place and the effect thereof of installing are described below.
(1) thermometer
Feed temperature table is used for Real-Time Monitoring feed temperature.Because the water production rate of reverse osmosis is relevant with temperature, need to control between 15 DEG C ~ 25 DEG C, so must monitor to obtain standard water production rate.In addition, temperature can damage membrane element more than 45 DEG C, therefore should establish the protection of overload alarm, overtemperature water automatic-discharging and stoppage in transit RO to former water heater system.
(2) tensimeter
Feed pressure table is used for Real-Time Monitoring feed pressure.For calculating the pressure drop of each section, and then water production rate and salt transmitance are demarcated.5 μm of cartridge filters are installed into delivery gauge, (2bar) more renew cartridge when pressure drop reaches certain value.Service pump inlet and outlet pressure table is for monitoring service pump inlet and outlet pressure, and inlet and outlet pressure switch is used for low warning, termination of pumping when intake pressure, (time delay, in case slow enabling is not opened) warning, termination of pumping during top hole pressure height.
(3) flow sensor, flow transmitter
Product water flow sensor, flow transmitter are in operation monitoring water production rate, and often cover should be installed separately, so that demarcate RO performance data.Product water flow has the several functions such as instantaneous instruction, accumulative and record, and concentrated water drainage water flowmeter is in operation monitoring water displacement, has instruction, adds up and writing function.Feedwater flow sensor, flow transmitter also can be used for the automatic adjustment of chemical feeding quantity.
(4) specific conductivity table
Feedwater conductivity table, product water specific conductivity table can indicate, record electrical conductivity of water, can arrange overload alarm, from the ratio of desalinization of feedwater conductivity and the known RO of product water specific conductivity.
(5) chlorine residue table
Measure feedwater chlorine residue, there is instruction, record and overload alarm function, also can be used for the automatic adjustment of chemical feeding quantity.
(6) redox potential table
The feedwater eliminating chlorine residue through adding reductive agent should install redox potential table.It has instruction, record and overload alarm function, simultaneously for the automatic adjustment of chemical feeding quantity.
Embodiment major equipment and operating parameter as follows:
Design water temperature: 5 ~ 30 DEG C
Raw water quality: TDS668 mg/L, always hard 312 mg/L(are in CaCO3), COD13.12 mg/L
Former water hydraulic pressure: 0.30MPa
Reverse osmosis membrane model: Tao Shi BW30FR-400/34i
The reverse osmosis produced water yield: 75m
3/ h
The reverse osmosis rate of recovery: >=75%
Electronic anti-scaling device power: 800W
This patent energy-saving and environmental protection, comprehensive save energy can reach 30%, saves chemical medicament expense use, does not have secondary pollution.
Claims (3)
1. electronic anti-scaling reverse osmosis system and a control device, comprises Controlling System and the charcoal filter connected in order, electronic anti-scaling device, cartridge filter, high-pressure pump, reverse osmosis unit.
2. electronic anti-scaling reverse osmosis system according to claim 1 and control device, is characterized in that: install PH on line analyzer, hardness on line analyzer, flow sensor, flow transmitter and programmable logic controller after charcoal filter; Programmable logic controller gathers the 4-20mA signal of flow, PH, the output of hardness instrument, regulates current parameters, pulse-repetition that electronic anti-scaling device exports.
3. electronic anti-scaling reverse osmosis system according to claim 2 and control device, is characterized in that: programmable logic controller signal can be input in multiple electronic anti-scaling device, realizes a machine many pipeline application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072372.0U CN204039204U (en) | 2014-02-20 | 2014-02-20 | A kind of electronic anti-scaling reverse osmosis system and control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420072372.0U CN204039204U (en) | 2014-02-20 | 2014-02-20 | A kind of electronic anti-scaling reverse osmosis system and control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204039204U true CN204039204U (en) | 2014-12-24 |
Family
ID=52239895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420072372.0U Expired - Lifetime CN204039204U (en) | 2014-02-20 | 2014-02-20 | A kind of electronic anti-scaling reverse osmosis system and control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204039204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733359A (en) * | 2022-06-15 | 2022-07-12 | 金科环境股份有限公司 | Method for intelligently controlling scale inhibitor feeding of reverse osmosis system |
-
2014
- 2014-02-20 CN CN201420072372.0U patent/CN204039204U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114733359A (en) * | 2022-06-15 | 2022-07-12 | 金科环境股份有限公司 | Method for intelligently controlling scale inhibitor feeding of reverse osmosis system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Address before: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: BEIJING LUCENCY ENVIRO-TECH Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141224 |
|
| CX01 | Expiry of patent term |