CN108101157A - A kind of reverse osmosis chemicals dosing plant and system - Google Patents
A kind of reverse osmosis chemicals dosing plant and system Download PDFInfo
- Publication number
- CN108101157A CN108101157A CN201810133515.7A CN201810133515A CN108101157A CN 108101157 A CN108101157 A CN 108101157A CN 201810133515 A CN201810133515 A CN 201810133515A CN 108101157 A CN108101157 A CN 108101157A
- Authority
- CN
- China
- Prior art keywords
- reverse osmosis
- chemicals
- liquid phase
- dosing plant
- chemicals dosing
- 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.)
- Pending
Links
- 239000000126 substance Substances 0.000 title claims abstract description 65
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 239000007791 liquid phase Substances 0.000 claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 19
- 229940079593 drug Drugs 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000012071 phase Substances 0.000 claims abstract description 4
- 239000012535 impurity Substances 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 12
- 239000012528 membrane Substances 0.000 abstract description 9
- 230000000813 microbial effect Effects 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 2
- 239000003899 bactericide agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 241000242583 Scyphozoa Species 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005115 demineralization Methods 0.000 description 1
- 230000002328 demineralizing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002068 microbial inoculum Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
Classifications
-
- 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
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/025—Reverse osmosis; Hyperfiltration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
- B01D61/10—Accessories; Auxiliary operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
- B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
- B01D65/022—Membrane sterilisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/12—Addition of chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
- B01D2321/16—Use of chemical agents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a kind of reverse osmosis chemicals dosing plant, the gravitation tank including being used to store chemicals；The liquid phase head of the mobile phase for filtering both chemical drug is connected with the lower end of gravitation tank；It is arranged on liquid phase head, for adjusting the diaphragm pump of the flow control of chemicals；Outlet with the liquid phase head is connected, for pass through pulse signal maintain the liquid phase head exit chemicals flow stable equilibrium pulse equalizer.The reverse osmosis chemicals dosing plant of the present invention keeps membrane component Continuous sterilization in start, prevents microbial growth, extends reverse osmosis membrane cleaning frequency and service life；And stablized by the reverse osmosis disengaging differential water pressures of the elements such as diaphragm pump and pulse equalizer, water yield is guaranteed, and has saved human cost and cleaning cost of drugs, and reduces loss of the cleaning to film, extends service life of equipment.
Description
Technical field
The present invention relates to water treatment field, more particularly to a kind of reverse osmosis chemicals dosing plant and system.
Background technology
In the prior art, Boiler water Feeding System system is anti-for PCF fabric filters+self-cleaning filter+ultrafiltration+level-one
Infiltration+two-pass reverse osmosis+EDI membrane method water treatment systems, wherein reverse osmosis is important demineralization plant, water process water source is sewage
Treatment plant's advanced treating recycled water (middle water), due to the ammonia nitrogen of middle water, high organic content, reverse osmosis membrane surface easily grows bacterium
Organic matter causes the rise of disengaging differential water pressures, water yield to decline, influences unit water supply.
Usual result of the above problems is when reverse osmosis equipment is shut down, and flushing pump is opened, to reverse-osmosis membrane element
The impurity such as salinity, the organic matter of retention are rinsed, but the method causes make-up water to seriously affect work efficiency not in time.
The content of the invention
The present invention is based on the above problems, it is intended to the technical issues of solving at least to a certain extent in correlation technique.For this purpose,
The present invention provides a kind of reverse osmosis chemicals dosing plant and systems, and when reverse osmosis start is rinsed, impact adds in non-oxidizable kill
The chemicals such as microbial inoculum prevent film surface bacteria breed when reverse osmosis equipment is started shooting.
Reverse osmosis chemicals dosing plant according to embodiments of the present invention, including：
Gravitation tank, for storing chemicals；
Liquid phase head is connected with the lower end of the gravitation tank, for the mobile phase of filtering both chemical drug；
Diaphragm pump is arranged on the liquid phase head, for adjusting the flow control of chemicals；
Pulse equalizer, the outlet with the liquid phase head are connected, and for passing through pulse signal the liquid phase head are maintained to export
The stable equilibrium of the chemicals flow at place.
In some embodiments, pipeline is provided with verification column between the gravitation tank and the liquid phase head, for calibrated tube
The flow control of chemicals in road.
In some embodiments, the export pipeline of the liquid phase head is connected by the top of pressure safety valve and the gravitation tank
It connects, for ensuring that the pressure of chemicals in pipeline maintains to stablize.
In some embodiments, the pulse equalizer is connected with counterbalance valve, for keeping chemicals pressure in pipeline,
So that the diaphragm pump normally exports chemicals flow.
In some embodiments, the exit of the counterbalance valve is connected with isolating valve and check valve in turn, to prevent chemistry
Drug flows back.
In some embodiments, the pipeline between the gravitation tank and the liquid phase head is provided with filter, for filtering
The impurity of chemicals.
In some embodiments, the filter is y-type filter.
In further embodiments, gravitation tank lower end exit, the liquid phase head entrance and the pulse equalizing
The entrance of device is both provided with isolating valve.
Reverse osmosis medicine system according to embodiments of the present invention, including water inlet main pipe, first-stage reverse osmosis device, outlet pipe and
Concentrated water pipe；It is flowed out respectively by outlet pipe and concentrated water pipe into the first-stage reverse osmosis device by the water inlet main pipe at water source；
The water inlet main pipe is connected with above-mentioned reverse osmosis chemicals dosing plant, for adding in chemicals into water inlet main pipe.
In some embodiments, the reverse osmosis chemicals dosing plant is connected with medicine-chest, for providing chemicals.According to this hair
The reverse osmosis chemicals dosing plant of bright embodiment, the power-driven system further include steering and balance system.
Reverse osmosis chemicals dosing plant and system according to embodiments of the present invention has the advantages that：In reverse osmosis start
Impact adds in non oxidizing bactericide, keeps membrane component Continuous sterilization in start, prevents microbial growth, extend reverse osmosis
Membrane cleaning cycle and service life；It is and steady by the reverse osmosis disengaging differential water pressures of the elements such as diaphragm pump and pulse equalizer
Fixed, water yield is guaranteed, and the cleaning frequency was extended to 3 months by 1 month, has saved human cost and cleaning cost of drugs, and
And loss of the cleaning to film is reduced, extend service life of equipment.
Description of the drawings
Fig. 1 is the structure diagram of reverse osmosis chemicals dosing plant according to embodiments of the present invention；
Fig. 2 is the structure diagram of reverse osmosis medicine system according to embodiments of the present invention.
Reference numeral：1- gravitation tanks；2- liquid phase heads；3- diaphragm pumps；4- pulse equalizers；5- verifies column；6- pressure securities
Valve；7- counterbalance valves；8- isolating valves；9- check valves；10- filters；11- water inlet main pipes；12- first-stage reverse osmosis devices；13- water outlets
Pipe；14- concentrated water pipes；The reverse osmosis chemicals dosing plants of 15-；16- medicine-chests.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of attached drawing description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
As shown in Figure 1, reverse osmosis chemicals dosing plant according to embodiments of the present invention includes：Gravitation tank 1, for storing chemical drugs
Product；Liquid phase first 2, is connected with the lower end of gravitation tank 1, for the mobile phase of filtering both chemical drug；Diaphragm pump 3 is arranged at liquid phase first 2
On, for adjusting the flow control of chemicals；Pulse equalizer 4, the outlet with liquid phase first 2 are connected, for being believed by pulse
Number maintain the stable equilibrium of the chemicals flow in liquid phase first 2 exit.
In some embodiments, pipeline is provided with verification column 5 between gravitation tank 1 and liquid phase first 2, changes for verifying in pipeline
Learn the flow control of drug.
In some embodiments, the export pipeline of liquid phase first 2 is connected by pressure safety valve 6 with the top of gravitation tank 1, is used
To ensure that the pressure of chemicals in pipeline maintains to stablize.
In some embodiments, pulse equalizer 4 is connected with counterbalance valve 7, for keeping chemicals pressure in pipeline, with
Make the normally output chemicals flow of diaphragm pump 3.
In some embodiments, the exit of counterbalance valve 7 is connected with isolating valve 8 and check valve 9 in turn, to prevent chemical drugs
Product flow back.
In some embodiments, the pipeline between gravitation tank 1 and liquid phase first 2 is provided with filter 10, for filtering both chemical
The impurity of drug.
In some embodiments, filter 10 is preferably y-type filter.
In further embodiments, 1 lower end exit of gravitation tank is provided with isolating valve 8.
First 2 entrance of liquid phase is provided with isolating valve 8 in yet other embodiments,.
In still other embodiments, the entrance of pulse equalizer 4 is provided with isolating valve 8.
Reverse osmosis medicine system according to embodiments of the present invention, including water inlet main pipe 11, first-stage reverse osmosis device 12, water outlet
Pipe 13 and concentrated water pipe 14；Water source into 11 pipe of jellyfish by entering first-stage reverse osmosis device 12 respectively by outlet pipe 13 and concentrated water pipe
Outflow 14；Water inlet main pipe 11 is connected with above-mentioned reverse osmosis chemicals dosing plant 15, for adding in chemicals into water inlet main pipe 11.
In some embodiments, reverse osmosis chemicals dosing plant 15 is connected with medicine-chest 16, for providing chemicals.
To sum up, the reverse osmosis medicine system of the invention impact in reverse osmosis start adds in non oxidizing bactericide, protects
Membrane component Continuous sterilization in start is held, microbial growth is prevented, extends reverse osmosis membrane cleaning frequency and service life；And lead to
Crossing the elements such as diaphragm pump and pulse equalizer causes reverse osmosis disengaging differential water pressures to stablize, and water yield is guaranteed, and the cleaning frequency is by 1
It extends to 3 months within a month, has saved human cost and cleaning cost of drugs, and reduce loss of the cleaning to film, extend
Service life of equipment.
In the description of this specification, reference term " embodiment one ", " embodiment two ", " such as ", " specific example " or
The description of " preferred embodiment " etc. means to combine the embodiment or example particular features, structures, materials, or characteristics described
It is contained at least one embodiment of the present invention or example.In the present specification, schematic expression of the above terms need not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It is combined in an appropriate manner in a or multiple embodiments or example.In addition, without conflicting with each other, the technology of this field
Different embodiments described in this specification or example and different embodiments or exemplary feature can be combined by personnel
And combination.
In the description of the present invention, it is to be understood that term " first ", " second " are only used for description purpose, and cannot
It is interpreted as indicating or implies relative importance or imply the quantity of the technical characteristic indicated by indicating.Define as a result, " the
One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In the description of the present invention, " multiple "
It is meant that at least two, such as two, three etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected or can communicate each other；It can be directly connected, can also be indirectly connected by intermediary, it can be with
It is the interaction relationship of connection inside two elements or two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Although the embodiment of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (10)
1. a kind of reverse osmosis chemicals dosing plant, which is characterized in that including：
Gravitation tank, for storing chemicals；
Liquid phase head is connected with the lower end of the gravitation tank, for the mobile phase of filtering both chemical drug；
Diaphragm pump is arranged on the liquid phase head, for adjusting the flow control of chemicals；
Pulse equalizer, the outlet with the liquid phase head are connected, and the liquid phase head exit is maintained for passing through pulse signal
The stable equilibrium of chemicals flow.
2. reverse osmosis chemicals dosing plant according to claim 1, which is characterized in that between the gravitation tank and the liquid phase head
Pipeline is provided with verification column, for verifying the flow control of chemicals in pipeline.
3. reverse osmosis chemicals dosing plant according to claim 1, which is characterized in that the export pipeline of the liquid phase head passes through pressure
Power safety valve is connected with the top of the gravitation tank, for ensuring that the pressure of chemicals in pipeline maintains to stablize.
4. reverse osmosis chemicals dosing plant according to claim 1, which is characterized in that the pulse equalizer is connected with back pressure
Valve, for keeping chemicals pressure in pipeline, so that the diaphragm pump normally exports chemicals flow.
5. reverse osmosis chemicals dosing plant according to claim 4, which is characterized in that the exit of the counterbalance valve is sequentially connected
There are isolating valve and check valve, to prevent chemicals from flowing back.
6. reverse osmosis chemicals dosing plant according to claim 1, which is characterized in that between the gravitation tank and the liquid phase head
Pipeline be provided with filter, for the impurity of filtering both chemical drug.
7. reverse osmosis chemicals dosing plant according to claim 6, which is characterized in that the filter is y-type filter.
8. according to the reverse osmosis chemicals dosing plant of claim 1-7 any one of them, which is characterized in that the gravitation tank lower end outlet
The entrance at place, the liquid phase head entrance and the pulse equalizer is both provided with isolating valve.
9. a kind of reverse osmosis medicine system, including water inlet main pipe, first-stage reverse osmosis device, outlet pipe and concentrated water pipe；Water source passes through
The water inlet main pipe is flowed out into the first-stage reverse osmosis device by outlet pipe and concentrated water pipe respectively；It is it is characterized in that, described
Water inlet main pipe is connected with reverse osmosis chemicals dosing plant according to any one of claims 1 to 8, for adding into water inlet main pipe
Enter chemicals.
10. reverse osmosis medicine system according to claim 9, which is characterized in that the reverse osmosis chemicals dosing plant and medicine-chest
Connection, for providing chemicals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133515.7A CN108101157A (en) | 2018-02-06 | 2018-02-06 | A kind of reverse osmosis chemicals dosing plant and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810133515.7A CN108101157A (en) | 2018-02-06 | 2018-02-06 | A kind of reverse osmosis chemicals dosing plant and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108101157A true CN108101157A (en) | 2018-06-01 |
Family
ID=62222160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810133515.7A Pending CN108101157A (en) | 2018-02-06 | 2018-02-06 | A kind of reverse osmosis chemicals dosing plant and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108101157A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006043670A (en) * | 2004-08-03 | 2006-02-16 | Chuya Ishibashi | Cleaning method using hyperfine bubble |
| CN103864256A (en) * | 2014-02-20 | 2014-06-18 | 北京朗新明环保科技有限公司 | Electronic scale reverse osmosis system and control device |
| CN205873964U (en) * | 2016-06-17 | 2017-01-11 | 大唐国际发电股份有限公司北京高井热电厂 | Reverse osmosis shuts down belt cleaning device |
| CN206435165U (en) * | 2016-12-09 | 2017-08-25 | 江西瑞林电气自动化有限公司 | Chemicals dosing plant |
| CN206483442U (en) * | 2017-02-27 | 2017-09-12 | 北京德安源环境科技发展有限公司 | A kind of Full-automatic agent-feeding device |
| CN208087268U (en) * | 2018-02-06 | 2018-11-13 | 大唐国际发电股份有限公司北京高井热电厂 | A kind of reverse osmosis chemicals dosing plant and system |
-
2018
- 2018-02-06 CN CN201810133515.7A patent/CN108101157A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006043670A (en) * | 2004-08-03 | 2006-02-16 | Chuya Ishibashi | Cleaning method using hyperfine bubble |
| CN103864256A (en) * | 2014-02-20 | 2014-06-18 | 北京朗新明环保科技有限公司 | Electronic scale reverse osmosis system and control device |
| CN205873964U (en) * | 2016-06-17 | 2017-01-11 | 大唐国际发电股份有限公司北京高井热电厂 | Reverse osmosis shuts down belt cleaning device |
| CN206435165U (en) * | 2016-12-09 | 2017-08-25 | 江西瑞林电气自动化有限公司 | Chemicals dosing plant |
| CN206483442U (en) * | 2017-02-27 | 2017-09-12 | 北京德安源环境科技发展有限公司 | A kind of Full-automatic agent-feeding device |
| CN208087268U (en) * | 2018-02-06 | 2018-11-13 | 大唐国际发电股份有限公司北京高井热电厂 | A kind of reverse osmosis chemicals dosing plant and system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20180601 |