CN109607686A - Reverse osmosis monitoring and intelligent online cleaning system - Google Patents
Reverse osmosis monitoring and intelligent online cleaning system Download PDFInfo
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- CN109607686A CN109607686A CN201910060354.8A CN201910060354A CN109607686A CN 109607686 A CN109607686 A CN 109607686A CN 201910060354 A CN201910060354 A CN 201910060354A CN 109607686 A CN109607686 A CN 109607686A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 118
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 64
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 156
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000012459 cleaning agent Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- 230000033116 oxidation-reduction process Effects 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 16
- 230000008569 process Effects 0.000 description 10
- 230000006870 function Effects 0.000 description 9
- 239000002253 acid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000033748 Device issues Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/03—Pressure
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/05—Conductivity or salinity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/10—Solids, e.g. total solids [TS], total suspended solids [TSS] or volatile solids [VS]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to water treatment fields, more particularly to a kind of reverse osmosis monitoring and intelligent online cleaning system, including reverse osmosis module, the water inlet end of the reverse osmosis module is provided with raw water water inlet pipe, valve one is provided on the raw water water inlet pipe, the water outlet of the reverse osmosis module is provided with product water outlet pipe, valve two is provided on the product water outlet pipe, the reverse osmosis module is provided with dense drainpipe, valve I is provided on the dense drainpipe, the reverse osmosis module is connected with cleaning case by backwash tube, high degree of automation, it can be cleaned automatically for different pollution types.
Description
Technical field
The present invention relates to water treatment fields, more particularly to a kind of reverse osmosis monitoring and intelligent online cleaning system.
Background technique
The water rate processed of domestic at present and international first-stage reverse osmosis is no more than 75%, and remaining 25% concentrated water generally will be as
Sewage discharges, can be 50% or more the dense draining recycling discharged using reverse osmosis concentrated draining recovery technology.
Processing for the raw water of industry or commercial steam boiler removes the acid in water with ion-exchange in early days
Root and metal ion, but the phase due to complex process, handle the higher cost of raw water, it is now most of all to be changed to reverse osmosis pre- place
Raw water is managed, but the water rate processed of in-line coagulation raw water is general just no more than 75%, remaining dense draining just will be discharged as waste water
It goes, just wastes a large amount of water in this way, for the factory of 500 tons of steam of every small consumption, the raw water of consumption hourly is just
It is 666.6 tons, dense displacement is 666.6-500=166.6 ton per hour, is calculated with running the 7000 small time every year, annual to arrange
The amount for the dense draining gone is exactly 116.62 ten thousand tons, and there are also portion of techniques can make dense draining using positive reverse osmosis module technology
Amount reduces half, and control section largely uses manual mode, and metering aspect mostly uses water meter or flowmeter, without teletransmission
Device, the more monitoring device without system operation, while the positive reverse osmosis module installed additional is due to being used to handle dense draining, film it is clear
It washes frequency and is also higher than normal reverse osmosis module, but the cleaning of positive reverse osmosis module is now mostly using the side manually cleaned
Method, the cleaning way of use, which is also cleaning personnel, to be done qualitative judgement according to the water quality of dense draining to scene and takes physics or chemistry
Cleaning method, even to open positive reverse osmosis module sometimes and could determine which kind of cleaning way taken to watch impurity situation,
This just proposes higher professional standards requirement for managing the personnel of reverse osmosis operation, and reality is that many operation enterprises lack
Weary high-caliber professional will cause such or such problem in this way and occur.
Summary of the invention
It is an object of the invention to overcome deficiency in the prior art, a kind of high degree of automation is provided, can be for not
The reverse osmosis monitoring and intelligent online cleaning system that same pollution type is cleaned automatically.
The present invention is achieved by the following technical solutions: the reverse osmosis monitoring of one kind and intelligent online cleaning system, including
Reverse osmosis module, the water inlet end of the reverse osmosis module are provided with raw water water inlet pipe, are provided with valve on the raw water water inlet pipe
One, the water outlet of the reverse osmosis module is provided with product water outlet pipe, and valve two, institute are provided on the product water outlet pipe
It states reverse osmosis module and is provided with dense drainpipe, valve I is provided on the dense drainpipe, the reverse osmosis module passes through backwash
Pipe is connected with cleaning case, valve II is provided on the backwash tube, backwash tube is connected to the water inlet end of dense drainpipe, described
Electric heating tube is installed, the cleaning case is connected with PH sensor, temperature sensor II and liquidometer, the cleaning in cleaning case
Case is connected to product water outlet pipe by water pipe I, and valve six is provided on the water pipe I, and the cleaning case passes through with metering
The piping connection of pump has a cleaning agent case, and the cleaning case is connected to the outlet end of cleaning pump by water pipe II, on the water pipe II
It is provided with valve five, the water inlet end of the cleaning pump is connected to raw water water inlet pipe by water pipe III, is provided on the water pipe III
Valve four, the cleaning case are connected to cleaning water source by water pipe IV, valve IV, the cleaning case are provided on the water pipe IV
It is connected with cleaning case drainpipe, valve VII is provided on the cleaning case drainpipe, is provided with temperature on the raw water water inlet pipe
Sensor I, pressure sensor I, flow meter I, conductivity sensor I, total organic carbon analyzer, nephelometer, oxidation-reduction potential
It counts, is provided with pressure sensor II, flow meter II, conductivity sensor II, the dense drainpipe on the product water outlet pipe
On be provided with pressure sensor III, flowmeter III, conductivity sensor III, the valve I, valve II, valve IV, valve VII,
Valve one, valve two, valve four, valve five, valve six select electric control valve, the valve I, valve II, valve IV, valve
VII, valve one, valve two, valve four, valve five, valve six, PH sensor, temperature sensor II, liquidometer, temperature sensor
I, pressure sensor I, flow meter I, conductivity sensor I, total organic carbon analyzer, nephelometer, oxidation-reduction potentiometer, pressure
Sensor II, flow meter II, conductivity sensor II, pressure sensor III, flowmeter III, conductivity sensor III, metering pump,
Cleaning pump is electrically connected to controller.
Further, the cleaning pump selects frequency conversion high-pressure pump.
Further, dense drainpipe is communicated with water pipe V close to water inlet end, and valve III is provided on the water pipe V, described
Valve III is electrically connected with the controller.
Further, water pipe VI is provided between the water inlet end of the cleaning pump and raw water water inlet pipe, on the water pipe VI
It is provided with security filter.
Further, it is provided with water pipe VII between the water pipe III and raw water water inlet pipe, is provided with valve on the water pipe VII
Door VI, the valve VI is electrically connected with the controller.
Further, it is provided with pressure sensor IV on the water pipe VII, is provided with pressure sensor on the water pipe III
Ⅴ。
The beneficial effects of the present invention are: the water inlet end of reverse osmosis module, water outlet, dense discharge ends setting sensor and
Detector is able to detect the information such as water quality, hydraulic pressure, temperature, provides foundation for cleaning control, cleaning case, cleaning pump, cleaning is arranged
Agent case, metering pump and PH sensor, temperature sensor II and liquidometer, the signal that can be detected according to each sensor, accurately
Configuration cleaning solution, and then quickly reverse osmosis module can be cleaned, intelligence degree is high, additionally it is possible to detect reverse osmosis
The operation conditions of component guarantees product water quality.
Detailed description of the invention
Fig. 1 is each component annexation figure schematic diagram in embodiment 1；
Wherein: 1- reverse osmosis module, 2- raw water water inlet pipe, 21- valve one, 22- temperature sensor I, 23- pressure sensor I,
24- flow meter I, 25- conductivity sensor I, 26- total organic carbon analyzer I, 27- nephelometer, 28- oxidation-reduction potentiometer, 3-
Product water outlet pipe, 31- valve two, 32- pressure sensor II, 33- conductivity sensor II, 34- flow meter II, 4- cleaning
Case, 41- temperature sensor II, 42- liquidometer, 43-PH sensor, 44- cleaning case drainpipe, 45- valve VII, the dense draining of 5-
Pipe, 51- pressure sensor III, 52- conductivity sensor III, 53- flowmeter III, 54- valve I, 6- backwash tube, 61- valve
II, 7- water pipe V, 71- valve III, 8- cleaning pump, 9- water pipe IV, 91- valve IV, 10- water pipe VI, 101- security filter,
102- valve V, 11- water pipe VII, 111- pressure sensor IV, 112- valve VI, 12- water pipe II, 121- valve five, 13- water pipe
III, 131- valve four, 132- valve three, 133- pressure sensor V, 14- water pipe I, 141- valve six, 15- metering pump.
Specific embodiment
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
Below in conjunction with the attached drawing in inventive embodiments, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
As shown in Figure 1, a kind of reverse osmosis monitoring and intelligent online cleaning system, including reverse osmosis module 1, reverse osmosis module into
Water end (W.E.) is connected with raw water water inlet pipe 2, and valve 1 is equipped on raw water water inlet pipe, and the water outlet of reverse osmosis module is connected with product
Water outlet pipe 3 is equipped with valve 2 31 on product water outlet pipe, and reverse osmosis module is connected with dense drainpipe 5, pacifies on dense drainpipe
Equipped with valve I 54, reverse osmosis module is connected with cleaning case 4 by backwash tube, valve II 61 is equipped on backwash tube 6, instead
Flushing pipe is connected to the water inlet end of dense drainpipe, and electric heating tube is equipped in cleaning case, and cleaning case is connected with PH sensor 43, temperature
Sensor II 41 and liquidometer 42 are spent, cleaning case is connected to product water outlet pipe by water pipe I 14, is equipped with valve on water pipe I
6 141, cleaning case has cleaning agent case by the piping connection with metering pump 15, and cleaning case is connected to cleaning by water pipe II 12
8 outlet end is pumped, valve 5 121 is installed on water pipe II, the water inlet end of cleaning pump is connected to raw water water inlet by water pipe III 13
It manages, valve 4 131 is installed on water pipe III, cleaning pump selects frequency conversion high-pressure pump, and cleaning case is connected to ejected wash water by water pipe IV 9
Source is equipped with valve IV 91 on water pipe IV, and cleaning case is connected with cleaning case drainpipe 44, is equipped with valve on cleaning case drainpipe
VII 45, be equipped on raw water water inlet pipe temperature sensor I 22, pressure sensor I 23, flow meter I 24, conductivity sensor I 25,
Total organic carbon analyzer 26, nephelometer 27, oxidation-reduction potentiometer 28 are equipped with pressure sensor II on product water outlet pipe
32, flow meter II 34, conductivity sensor II 33 are equipped with pressure sensor III 51, flowmeter III 53, conductance on dense drainpipe
Rate sensor III 52, dense drainpipe are communicated with water pipe V 7 close to water inlet end, are equipped with valve III 71 on water pipe V, cleaning pump into
Water pipe VI 10 is installed between water end (W.E.) and raw water water inlet pipe, security filter 101 and valve V 102, water are installed on water pipe VI
Water pipe VII 11 is installed between pipe III and raw water water inlet pipe, valve VI 112 is installed on water pipe VII, pressure is installed on water pipe VII
Sensor IV 111, the water inlet end of water pipe III are equipped with pressure sensor V 133 and valve 3 132.
Valve I, valve II, valve III, valve IV, valve V, valve VI, valve VII, valve one, valve two, valve three,
Valve four, valve five, valve six select electric control valve, wherein valve III is electronic slow valve opening, valve I, valve II, valve
III, valve IV, valve V, valve VI, valve VII, valve one, valve two, valve three, valve four, valve five, valve six, PH are passed
It is sensor, temperature sensor II, liquidometer, temperature sensor I, pressure sensor I, flow meter I, conductivity sensor I, total organic
Carbon analyzer, nephelometer, oxidation-reduction potentiometer, pressure sensor II, flow meter II, conductivity sensor II, pressure sensing
Device III, flowmeter III, conductivity sensor III, metering pump, cleaning pump, pressure sensor IV, pressure sensor V are electrically connected
To controller, controller is industrial control unit (ICU), and industrial control unit (ICU) is equipped with touch screen.
Water pipe VII and valve VI are installed, raw water is able to use and is cleaned, adaptability is high.
Reverse osmosis monitoring provided in this embodiment is as follows with intelligent online cleaning system working principle:
The valve of all marks of Ben Tunei is in closed state before cleaning.
For cleaning, according to the display situation of pressure sensor I and pressure sensor II using product water as override,
Followed by ejected wash water；
To keep ejected wash water or the temperature of cleaning agent between 23-30 DEG C in cleaning process；
When being cleaned with cleaning agent, controller can control holding for cleaning pump according to the temperature of PH flowmeter sensor and cleaning agent
It opens, to protect reverse osmosis module to reach best cleaning effect from damage and in the process of cleaning in the process of cleaning；
The liquid level of cleaning case is controlled it by liquidometer by controller, is stopped when to a high position into ejected wash water and cleaning agent,
Start to add ejected wash water and cleaning agent when low level, and the amount for adding water to add agent is determined according to the variation of PH meter；
Reverse osmosis each sections at different levels can be carried out cleaning, and according to the data variation amount of the sensor of each level segment by controlling
Device issues corresponding processing mode and cleaning process；
For the immersion of reverse osmosis module and high-low pressure and small-large flow in cleaning process, frequency conversion high pressure is introduced in the present invention
Pump, the flow and pressure of pump are controlled by frequency converter；
It in cleaning process, is first cleaned with ejected wash water, the flow and pressure of ejected wash water is controlled with frequency conversion high-pressure pump, when pressure reaches
To be when not generating product water it is optimal, cleaned after running half an hour with high-pressure high-flow ejected wash water, dense draining at this time is straight
Run in and puts；When also being cleaned with ejected wash water when then adding cleaning agent to be cleaned according to the process flow of controller, and just starting
The same low discharge is subject to the pressure for not generating product water, but the cleaning agent of dense discharge outlet will enter in cleaning case and be followed at this time
Ring cleaning, clean after a period of time can again with lower flow into and soaking and washing, cleaning use big-flow high-pressure again within 10 hours
Power is cleaned, and valve III is cleaned and opened to big flow, closes valve I, discharges cleaning agent, closes metering pump, is rinsed 10 minutes
It is subject to again with ejected wash water afterwards and does not generate product water and cleaned, be finally rinsed with normal pressure flow, until cleaning reaches
Mark；
Cleaning process is as follows:
Product water cleaning: open valve three, valve four give cleaning case water filling, arrive a liquid level high position when stop water filling, water filling simultaneously by
Controller judges water temperature and makes water tank temperature between 24-28 DEG C, successively opens valve I, valve six, valve IV, opens frequency conversion
High-pressure pump is opened valve five and is cleaned half an hour, and frequency conversion high-pressure pump is switched to high speed, and cleaning 10 minutes or so terminates, and closes frequency conversion
High-pressure pump is determined whether by controller according to the pH value in cleaning case after closing valve five, valve IV, valve six and valve I
It is further cleaned with sour perhaps alkaline cleaner and is controlled when needing further progress acid or alkali to be cleaned by controller
Metering pump extracts acidity or basic agent in chemical tank, automatically prepares cleaning agent.
Detailed process is as follows:
When temperature reaches 25 DEG C and pH value Open valve II, valve six, valve V, valve five when 2 or pH value are 12, together
Shi Kaiqi frequency conversion high-pressure pump is simultaneously run with middling speed, cleaning agent metering pump is opened when pH value changes more than 0.5, until pH value returns to 2
Or stop when 12, half an hour is cleaned, is run with low speed, if pH value does not change in continuous two hours, frequency conversion high pressure
Pump switches to high speed, is rinsed with big-flow high-pressure, opens valve III after ten minutes, closes valve II and is rushed with low speed
It washes, valve six is closed in the Open valve VII when arriving liquid level lower bound in cleaning case, operation after ten minutes, stops frequency conversion high-pressure pump fortune
Row closes valve five, valve five, Open valve one and valve two, produces water as a trial, each sensor and detector test result are being controlled
In device preset value processed, cleaning is completed.
It is worth noting that, reverse osmosis monitoring provided in this embodiment can be realized following function with intelligent online cleaning system
Can:
The operating condition of counter-infiltration system is monitored, warning function is carried out for abnormal operating condition, while reaching cleaning
Standard alarm reminds related management personnel equipment to clean, so as to not influencing to select in the case that enterprise normally produces
The time is selected to be cleaned automatically；
Function is constantly acquired, is analyzed, judged and saved to counter-infiltration system operating condition value；
Phenomena such as back pressure of system, concentration polarization, film perforation, sealing ring are leaked warning note；
Pre- arbitration functions are carried out to reverse osmosis cleaning, by present operating condition and nearest 1 year operating condition,
Determine to need to clean the main object of dirt by the analysis of controller, comparison and diagnosis, to determine which kind of cleaning taken
Agent is cleaned to reverse osmosis；
Since temperature and counter-infiltration system itself failure problems can also cause the erroneous judgement to cleaning, so joined in this system anti-
Feed water by reverse osmosis water temperature and failure perturbation technique, object is accurate when reaching cleaning, motivated, definite effect, is using anti-temperature
System intelligence learning technology is also used when spending perturbation technique, after counter-infiltration system long-play, intake pressure and water inlet
Changes will occur for flow and conductivity, passes through so being derived from system with standard (benchmark) comparison condition of system conditions value
System can be crossed certainly by 24 hours initial average value after average operating value or last time cleaning when operation in initial 24 hours
Dynamic adjustment, stability are high；
In reverse osmosis water by good pretreated situation, the dirt of reverse osmosis module not be in very short time reach clear
Standard is washed, usual reverse osmosis water is by good pretreated situation, the dirt of reverse osmosis module is interior just in some time
The standard of cleaning can be reached, in the case, this system can be not added in the case where cleaning agent as the frequent of general maintenance
Property cleaning function, so that membranous system is chronically at clean conditions, producing water ratio and water quality processed keep high-quality stable for a long time；
This reverse osmosis monitoring has the function of preferentially judging ejected wash water with intelligent online cleaning system, by central processing system according to
The pressure of water pipe is cleaned judge row major selection of going forward side by side；Ejected wash water is from two aspects: reverse osmosis product water, pre- place
Water is managed, priority is followed successively by reverse osmosis product water, pretreated water；
This reverse osmosis monitoring has the function of intelligence learning with intelligent online cleaning system during operation, and according to the change of environment
Change and makes corresponding variation.
This reverse osmosis monitoring preferably meets cleaning principle and protective film in cleaning with intelligent online cleaning system
System is cleaned in cleaning Shi Xianyong ejected wash water, then carries out corresponding acid or alkali according to system processing result after cleaning
Property cleaning agent cleaned, acid or alkaline cleaner clean after cleaned again with ejected wash water, have protection membranous system
Function；Meanwhile with regular as what is generally maintained in the case where cleaning agent is not added under dirty so object not serious situation
Cleaning function, reaching makes membranous system be chronically at clean conditions, and producing water ratio and product water water quality is made to keep high-quality stable for a long time.
Subordinate list 1 is that display of the disturbing factor in monitoring provides as a result, controlling cleaning and sound-light alarm automatically for controller
Foundation.
Subordinate list 1
It is worth noting that, provided by the invention reverse osmosis monitoring and intelligent online cleaning system, do not increase additional power,
Determine to cause film by controller according to the variation of film front end and rear end pressure, temperature, conductivity, water production, the content of salt
The reason of holding dirt, while being made for different dirt controllers and taking corresponding cleaning way, it is easy to clean, control precision
Height can be realized unattended.
Finally, it should be noted that the foregoing is only a preferred embodiment of the present invention, it is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (6)
1. a kind of reverse osmosis monitoring and intelligent online cleaning system, including reverse osmosis module, the water inlet end of the reverse osmosis module
It is provided with raw water water inlet pipe, valve one is provided on the raw water water inlet pipe, the water outlet of the reverse osmosis module is provided with production
Product water outlet pipe is provided with valve two on the product water outlet pipe, and the reverse osmosis module is provided with dense drainpipe, described dense
Valve I is provided on drainpipe, it is characterised in that: the reverse osmosis module is connected with cleaning case by backwash tube, described anti-
Valve II is provided in flushing pipe, backwash tube is connected to the water inlet end of dense drainpipe, is equipped with electric heating in the cleaning case
Pipe, the cleaning case are connected with PH sensor, temperature sensor II and liquidometer, and the cleaning case is connected to production by water pipe I
Product water outlet pipe, valve six is provided on the water pipe I, and the cleaning case has cleaning agent by the piping connection with metering pump
Case, the cleaning case are connected to the outlet end of cleaning pump by water pipe II, are provided with valve five, the cleaning on the water pipe II
The water inlet end of pump is connected to raw water water inlet pipe by water pipe III, valve four is provided on the water pipe III, the cleaning case passes through
Water pipe IV is connected to cleaning water source, and valve IV is provided on the water pipe IV, and the cleaning case is connected with cleaning case drainpipe, institute
It states and is provided with valve VII on cleaning case drainpipe, temperature sensor I, pressure sensor I, stream are provided on the raw water water inlet pipe
Meter I, conductivity sensor I, total organic carbon analyzer, nephelometer, oxidation-reduction potentiometer are set on the product water outlet pipe
It is equipped with pressure sensor II, flow meter II, conductivity sensor II, pressure sensor III, stream are provided on the dense drainpipe
Meter III, conductivity sensor III, the valve I, valve II, valve IV, valve VII, valve one, valve two, valve four, valve
Door five, valve six select electric control valve, the valve I, valve II, valve IV, valve VII, valve one, valve two, valve
Four, valve five, valve six, PH sensor, temperature sensor II, liquidometer, temperature sensor I, pressure sensor I, flowmeter
I, conductivity sensor I, total organic carbon analyzer, nephelometer, oxidation-reduction potentiometer, pressure sensor II, flow meter II, electricity
Conductivity sensor II, pressure sensor III, flowmeter III, conductivity sensor III, metering pump, cleaning pump are electrically connected to control
Device.
2. reverse osmosis monitoring according to claim 1 and intelligent online cleaning system, it is characterised in that: the cleaning pump choosing
With frequency conversion high-pressure pump.
3. reverse osmosis monitoring according to claim 1 and intelligent online cleaning system, it is characterised in that: dense drainpipe is close
Water inlet end is communicated with water pipe V, and valve III is provided on the water pipe V, and the valve III is electrically connected with the controller.
4. reverse osmosis monitoring according to claim 1 and intelligent online cleaning system, it is characterised in that: the cleaning pump
It is provided with water pipe VI between water inlet end and raw water water inlet pipe, is provided with security filter on the water pipe VI.
5. reverse osmosis monitoring according to claim 1 and intelligent online cleaning system, it is characterised in that: the water pipe III with
It is provided with water pipe VII between raw water water inlet pipe, valve VI is provided on the water pipe VII, the valve VI is electrically connected with the controller.
6. reverse osmosis monitoring according to claim 5 and intelligent online cleaning system, it is characterised in that: on the water pipe VII
It is provided with pressure sensor IV, is provided with pressure sensor V on the water pipe III.
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