CN105692970B - A kind of medicinal water water treatment technology and system - Google Patents
A kind of medicinal water water treatment technology and system Download PDFInfo
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- CN105692970B CN105692970B CN201610159363.9A CN201610159363A CN105692970B CN 105692970 B CN105692970 B CN 105692970B CN 201610159363 A CN201610159363 A CN 201610159363A CN 105692970 B CN105692970 B CN 105692970B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
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Abstract
The present invention provides a kind of medicinal water water treatment technology and systems, and wherein technique includes level-one water process process, second level water process process and tertiary effluent treatment process；By the level-one water process process treated water inlet of the primary effluent as the second level water process process, by the second level water process process treated water inlet of the secondary effluent as the tertiary effluent treatment process.System includes the level-one water treatment facilities being sequentially communicated, intermediate water tank, second level water treatment facilities, second level water tank, three-level water treatment facilities and pure water water tank.Medicinal water water treatment technology of the invention uses water feature according to hospital's different department, to being classified with water for different department, using the way of supplying water of centralized system water and quality classification water supply, not only meet the water demand of each department, and water producing cost is greatly reduced, reduce the management and operating cost of medicinal water.
Description
Technical field
The present invention relates to water treatment field more particularly to the water treatment technologies and system of a kind of medicinal water.
Background technique
Medicinal water is related to many departments, have hemodialysis water, use for laboratory water, biochemical investigation water, pathology department's water, in
Heart supply room water, operation rinsing scouring water, catheters irrigation water, dentistry rinse water, obstetrics' water, Drug Manufacturing Room's water etc..Respectively
Requirement of a department to water quality differs greatly, and so many department is intended to be separately provided water treatment facilities for hospital, from warp
Ji, place and plant maintenance etc. are all very big pressure.What many hospitals used at present is all that each department's independence water dispenser supplies
Pure water is answered, therefore is provided with multiple small-scale hydrotreaters, there is water quality to be difficult to for the small-scale water process more than these quantity
It controls, be difficult to the problem managed and equipment space occupied is larger, while causing the very big wasting of resources.The U.S., Japan etc.
The more flourishing country of economy just formulates in succession early in the 1980s and implements the hospital's pure water more perfected use pipe
Reason system and different sections' purpose pure water standard, it is established that central water system.But the existing water system in China is because involving
Department is more, and water supply pipe is long, and pipeline rout is complicated, and will appear insufficient water and water supply pipe in water use peak, there are dead space delays
The phenomenon that water, so that bacterium be made quickly to breed, these puzzlements hinder the popularization and application of hospital's centralized system mass distributary direct supply system.
Summary of the invention
In view of the above-mentioned problems, the object of the present invention is to provide it is a kind of can centralized system water, quality classification water supply medicinal water
Water treatment technology and system.
Technical scheme is as follows：
A kind of medicinal water water treatment technology, the water treatment technology include level-one water process process, second level water process work
Sequence and tertiary effluent treatment process；By the level-one water process process treated primary effluent as the second level water process work
The water inlet of sequence, by the second level water process process treated water inlet of the secondary effluent as the tertiary effluent treatment process；
Wherein the level-one water process process includes following treatment process：
S101：Coarse filtration process, the coarse filtration process are used to remove the impurity such as suspended matter, particulate matter and the colloid in raw water；
S102：Carbon filters process, the impurity such as organic matter, chlorine residue, heavy metal that the carbon filter process is used to go in water removal；
S103：Refined filtration process, the refined filtration process are used for by carbon filter process, treated that carbon filters out the further mistake of water
Filter, removes the impurity such as remaining small granular suspended matters；
S104：Ultrafiltration process, the ultrafiltration process are used to carry out ultrafiltration to by treated the refined filtration water outlet of refined filtration process
Processing；
S105：First-stage reverse osmosis process, the first-stage reverse osmosis process be used for the ultra-filtration water Jing Guo hyperfiltration treatment into
Row reverse osmosis water outlet obtains the primary effluent after the processing of first-stage reverse osmosis process, and the primary effluent is stored to centre
Water tank；
The second level water process process includes following treatment process：
S201：Two-pass reverse osmosis process, the two-pass reverse osmosis process are used to carry out secondary reverse osmosis to the primary effluent
Processing thoroughly obtains secondary effluent after the processing of two-pass reverse osmosis process, and the secondary effluent is stored to second level water tank；
The tertiary effluent treatment process includes following treatment process：
S301：Electric desalination process, the electricity desalination process is for carrying out electricity except salt treatment to obtain to the secondary effluent
It is discharged to three-level, the three-level water outlet storage is into pure water water tank.
Wherein, the primary effluent is using preceding further including disinfecting steps；
The secondary effluent is using preceding further including disinfecting steps；
It further include disinfecting steps before the three-level water outlet use.
Wherein, the two-pass reverse osmosis concentrate recirculation that the two-pass reverse osmosis process obtains is to ultrafiltration water tank；
The electric desalination concentrate recirculation handled by electric desalination process is to intermediate water tank.
The present invention also provides a kind of medicinal water water treatment systems comprising the level-one water treatment facilities that are sequentially communicated, in
Between water tank, second level water treatment facilities, second level water tank, three-level water treatment facilities and pure water water tank；Wherein the level-one water process is set
The primary effluent that standby processing obtains enters intermediate water tank storage, the water inlet and the intermediate water tank of the second level water treatment facilities
It communicates, the secondary effluent of the second level water treatment facilities enters the storage of second level water tank, the water inlet of the three-level water treatment facilities
It is communicated with the second level water tank, the three-level water outlet of the three-level water treatment facilities enters pure water water tank and stores；
The level-one water treatment facilities include the pretreatment filters being sequentially communicated, active carbon filter, accurate filter,
Ultrafiltration apparatus and first-stage reverse osmosis device；The water outlet of the first-stage reverse osmosis device is connected to the intermediate water tank；
The second level water treatment facilities include second level reverse osmosis apparatus, the water inlet of the second level reverse osmosis apparatus with it is described
Intermediate water tank connection, the water outlet of the second level reverse osmosis apparatus are connected to the second level water tank；
The three-level water treatment facilities include electric demineralizer, the water inlet and the second level water tank of the electricity demineralizer
The water outlet of connection, the electricity demineralizer is connected to the pure water water tank.
Wherein, the ultrafiltration concentrated water of the ultrafiltration apparatus is discharged into filter flush box, the filter flush box and institute
Pretreatment filters connection is stated, the pretreatment filters are rinsed using the ultrafiltration concentrated water of the ultrafiltration apparatus;
And/or the concentrated water drainage of the first-stage reverse osmosis device enters ultrafiltration flush box, the hyperfiltration rinsing water case with it is described
Ultrafiltration apparatus connection, is rinsed the ultrafiltration apparatus using the concentrated water of first-stage reverse osmosis device；
And/or ultrafiltration water tank, the second level are additionally provided between the ultrafiltration apparatus and the first-stage reverse osmosis device
The concentrate recirculation of reverse osmosis unit is to the ultrafiltration water tank；
And/or the concentrated water spout of the electric demineralizer is connected to the intermediate water tank, the electricity that the electricity demineralizer obtains
Desalination concentrate recirculation is to the intermediate water tank.
Wherein, coagulant drug-adding device is additionally provided with before the pretreatment filters；
And/or antisludging agent chemicals dosing plant is additionally provided between the ultrafiltration apparatus and the first-stage reverse osmosis device；
And/or lye chemicals dosing plant is additionally provided between the intermediate water tank and the second level reverse osmosis apparatus.
Wherein, control valve is provided with before the intermediate water tank, the second level water tank and the pure water water tank.
Wherein, circulation water intaking pipeline is provided on the intermediate water tank, the second level water tank and the pure water water tank,
Each circulation intake pipe road is respectively positioned on the intake of water spot；It is provided with and disappears on each circulation intake pipe road
Malicious device.
Wherein, described with the water intaking pipeline of water spot is U-shaped water intaking pipeline, and the both ends of the U-shaped water intaking pipeline are and institute
State circulation water intaking pipeline connection.
Wherein, heat exchanger is additionally provided with before the active carbon filter.
Wherein, the medicinal water water treatment system further includes stored program controlled, and the stored program controlled includes level-one water process
Stored program controlled, second level water process stored program controlled and three-level water process stored program controlled；
The level-one water process stored program controlled includes pretreatment filters control module, Filtration Control module and level-one reverse osmosis
Saturating control module, the pretreatment filters control module is electrically connected with the pretreatment filters or communication connection, for controlling
Make the operation of the pretreatment filters and the flushing of pretreatment filters；The Filtration Control module and the ultrafiltration apparatus
Electrical connection or communication connection, for controlling the operation of the ultrafiltration apparatus and being automatically repaired for ultrafiltration apparatus（That is standby usage film
The switching and cleaning of component, including produce water backwashing etc.）；The first-stage reverse osmosis control module and first-stage reverse osmosis device electricity
Connection or communication connection, for controlling the operation of first-stage reverse osmosis device and being automatically repaired for first-stage reverse osmosis device（It is i.e. main
Switching and cleaning of spare membrane module, including low pressure scrub, the flushing of production water and chemical cleaning etc.）；
The second level water process stored program controlled includes two-pass reverse osmosis control module, the two-pass reverse osmosis control module with
Second level reverse osmosis apparatus electrical connection or communication connection, for controlling operation and the second level reverse osmosis apparatus of second level reverse osmosis apparatus
Be automatically repaired（That is switching and cleaning of standby usage membrane module, including low pressure scrub, the flushing of production water and chemical cleaning etc.）；
The three-level water process stored program controlled includes electric demineralizer control module, the electricity demineralizer control module with
Electric demineralizer electrical connection or communication connection, for controlling the operation of electric demineralizer and being automatically repaired for electric demineralizer
（That is the switching and cleaning of standby usage membrane module, including produce water flushing, chemical cleaning etc.）.
The beneficial effects of the invention are as follows：
（1）Medicinal water water treatment technology of the invention uses water feature according to hospital's different department, to different department
Classified with water, using the way of supplying water of centralized system water and quality classification water supply, not only meets the water demand of each department, and
And water producing cost is greatly reduced, reduce the management and operating cost of medicinal water.
（2）Medicinal water water treatment system of the invention can require direct respectively according to the different quality of each department of hospital
Be supplied to it is each use water department, instead of it is existing it is independent be equipped with pure water making system, with realize water manufacturing system point for it is multiple not
Water department is used with water quality requirement；Compared with the equipment that previous each department individually supplies, which has water-saving, economize on electricity, operation
The features such as at low cost, convenient for management, stable, water use efficiency is high.
（3）Medicinal water water treatment system of the invention realizes whole process closed circulation when to each water supply with water department
Conveying, it is ensured that clinical application water is instant fresh water.
（4）Medicinal water water treatment system of the invention is equipped with closed circulation pipeline system, in each dry point to water producing tank
Between circulation line is set, will use remaining pure water be back in water producing tank, pure water can not only be recycled, improve water
Utilization rate, and disinfection is recycled, avoiding aqueduct, there are dead spaces, therefore are avoided that bacteria breed, ensure producing water water quality
Safety.
（5）Medicinal water water treatment system of the invention uses U-shaped water intaking pipeline in each dry point, avoids dry point region
There are dead spaces, pollution-free, have ensured the safety of water quality.
（6）Medicinal water water treatment system of the invention has the characteristics that water quality is automatically repaired：It is arranged before each water producing tank
Control valve realizes the switching of water flow, by carrying out on-line checking to each stage producing water water quality, by the pipe of PLC program control automatic valve
Road switching, is back to the water system water feeding tank for unqualified production water, handles again, until reaching water quality requirement.
（7）Medicinal water water treatment system of the invention has the characteristics that equipment performance is automatically repaired：All membrane separation plants
Several groups string and/or membrane module in parallel are set, and it is acknowledgment copy that wherein one group of membrane module, which is arranged, when other any group of membrane modules
When breaking down as polluted and being to be cleaned（It is judged automatically by instrument monitoring water flow data）, corresponding to switch valve group automatic switchover
Onto spare membrane module, to guarantee that system is not out of service, guarantee the continual and steady of entire production technology, to ensure to meet technique
The water quality and quantity requirement of design.
（8）Medicinal water water treatment system of the invention integrally realizes waste water reuse, and entire technique is realized useless substantially
Water " zero-emission ", wherein ultrafiltration concentrated water is for rinsing pretreatment filters, and wastewater collection is in sewage collecting water tank after flushing；One
Grade reverse osmosis concentrated water is discharged into hyperfiltration rinsing water case, and for the flushing to ultrafiltration apparatus, wastewater collection is in sewage collecting water after flushing
In case；Two-pass reverse osmosis concentrate recirculation is into ultrafiltration water tank；The concentrate recirculation of electric demineralizer is into second level water tank；Sewage collecting
Water in water tank can be used for afforesting with water, road flushing water and flushing supply etc., take full advantage of water resource, save water, real
The waste water zero emission of technique is showed.
Detailed description of the invention
Fig. 1 is the overall schematic of medicinal water water treatment system of the invention.
1- raw water box；2- raw water pump；3- pretreatment filters；4- heat exchanger；5- active carbon filter；6- filter rinses
Water tank；7- accurate filter；8- ultrafiltration apparatus；9- ultrafiltration water tank；10- ultrafiltration water pump；11- level-one high-pressure pump；12- level-one reverse osmosis
Saturating device；13- intermediate water tank；14- second level high-pressure pump；15- second level reverse osmosis apparatus；16- second level water tank；17- water supply pump；18-
Electric demineralizer；19- pure water water tank；20,21,22- chlorination equipments；23- coagulant drug-adding device；24- antisludging agent chemicals dosing plant；
25- lye chemicals dosing plant；The first control valve of 29-；30- first produces water return line；The second control valve of 31-；32- second produces water and returns
Flow tube road；33- third control valve；34- third produces water return line；35- hyperfiltration rinsing water case
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific attached drawing and specifically
Embodiment, the present invention will be described in further detail.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.
The present invention provides a kind of medicinal water water treatment technologies comprising level-one water process process, second level water process work
Sequence and tertiary effluent treatment process；By the level-one water process process treated primary effluent as the second level water process work
The water inlet of sequence, by the second level water process process treated water inlet of the secondary effluent as the tertiary effluent treatment process.
Wherein primary effluent can supply the use such as the department of stomatology, endoscope center and operating room, and secondary effluent can be with supply center's supply room
It is used with blood dialysis room etc., three-level water outlet can supply the use such as control laboratory, Drug Manufacturing Room and experimental center.According to the spy of medicinal water
Point, the present invention are classified the medicinal water of each department of hospital, and different according to medicinal water require using further
The water treatment technology of advanced treating greatly reduces water producing cost, while facilitating monitoring and management.
Wherein the level-one water process process includes following treatment process：
S101：Coarse filtration process, the coarse filtration process are used to remove the impurity in raw water；Raw water in the present invention is originally
Water removes the impurity such as suspended matter, particulate matter and the colloid in raw water by coarse filtration process；
S102：Carbon filters process, and the carbon filter process is for removing the impurity such as organic matter, chlorine residue, the heavy metal of water quality；
S103：Refined filtration process, the refined filtration process are used for by carbon filter process, treated that carbon filters out the further mistake of water
Filter；Refined filtration process can further be filtered water, can remove remaining some small granular suspended matters by refined filtration process
Equal impurity；
S104：Ultrafiltration process, the ultrafiltration process be used for by refined filtration process treated filtering water outlet carry out ultrafiltration
Processing；Ultrafiltration process can remove the most of jelly and organic matter in water removal；
S105：First-stage reverse osmosis process, the first-stage reverse osmosis process be used for the ultra-filtration water Jing Guo hyperfiltration treatment into
Row reverse osmosis water outlet obtains the primary effluent after the processing of first-stage reverse osmosis process, and the primary effluent is stored to centre
Water tank.
The second level water process process includes following treatment process：
S201：Two-pass reverse osmosis process, the two-pass reverse osmosis process are used to carry out secondary reverse osmosis to the primary effluent
Processing thoroughly obtains secondary effluent after the processing of two-pass reverse osmosis process, and the secondary effluent is stored to second level water tank.Second level goes out
Water is to carry out secondary reverse osmosis treatment to primary effluent to obtain.
The tertiary effluent treatment process includes following treatment process：
S301：Electric desalination process, the electricity desalination process is for carrying out electricity except salt treatment to obtain to the secondary effluent
It is discharged to three-level, the three-level water outlet storage is into pure water water tank.
Preferably, the primary effluent is using preceding further including disinfecting steps；The secondary effluent using preceding further include disinfection
Process；It further include disinfecting steps before the three-level water outlet use.The secondary dirt that pure water is not only avoided from technique is set in this way
Dye, and may insure each department's clinic water safety and convenient.
Preferably, the obtained two-pass reverse osmosis concentrate recirculation of the two-pass reverse osmosis process is to ultrafiltration water tank；It is removed by electricity
The electric desalination concentrate recirculation that salt process is handled is to intermediate water tank.Secondary reverse osmosis concentrate recirculation is rear into ultrafiltration water tank to be continued
It uses, is continued to use after the electric desalination concentrate recirculation to intermediate water tank that electric desalination process obtains.Setting can be realized entire in this way
The wastewater zero discharge of system improves the utilization rate of water, saves water resource.
Further, it is filtered in the carbon and is additionally provided with softening process between process and refined filtration process, softening process energy is set
The calcium and magnesium ion in water removal is gone, enough to guarantee the service life of subsequent refined filtration equipment and reverse osmosis equipment.
Correspondingly, the present invention also provides a kind of medicinal water water treatment systems comprising set according to the level-one water process of connection
Standby, intermediate water tank, second level water treatment facilities, second level water tank, three-level water treatment facilities and pure water water tank；Wherein at the level-one water
The primary effluent that reason equipment is handled enters intermediate water tank storage, the water inlet of the second level water treatment facilities and the centre
Water tank communicates, the secondary effluent of the second level water treatment facilities enter second level water tank storage, the three-level water treatment facilities into
The mouth of a river is communicated with the second level water tank, and the three-level water outlet of the three-level water treatment facilities enters pure water water tank and stores.Intermediate water tank,
Second level water tank and pure water water tank are closing degerming water tank.
Referring to Fig. 1, the level-one water treatment facilities include the pretreatment filters 3 being sequentially communicated, active carbon filter 5,
Accurate filter 7, ultrafiltration apparatus 8 and first-stage reverse osmosis device 12；The water outlet of the first-stage reverse osmosis device 12 and it is described in
Between water tank 13 be connected to.The concrete processing procedure of level-one water treatment technology is：Raw water in raw water box 1（Tap water）Pass through raw water pump
2 squeeze into pretreatment filters 3, and coarse filtration water outlet is obtained after the filtering of pretreatment filters 3, and coarse filtration water outlet enters active carbon and filters
Device 5 obtains carbon and filters out water after filtering, carbon filters out after water enters the processing of accurate filter 7 and obtains refined filtration water outlet, and refined filtration water outlet enters
Ultra-filtration water is obtained after the processing of ultrafiltration apparatus 8, ultra-filtration water enters ultrafiltration water tank 9, and the ultra-filtration water in ultrafiltration water tank 9 passes through super
Water-filtering pump 10 and level-one high-pressure pump 11 squeeze into first-stage reverse osmosis device 12, obtain level-one after the processing of first-stage reverse osmosis device 12
Water outlet, primary effluent enter the storage of intermediate water tank 13.Primary effluent can be fetched water with water spot from intermediate water tank 13.
Referring to Fig. 1, the second level water treatment facilities include second level reverse osmosis apparatus 15, the second level reverse osmosis apparatus 15
Water inlet is connected to the intermediate water tank 13, and the water outlet of the second level reverse osmosis apparatus 15 is connected to the second level water tank 16.
The detailed process of second level water treatment technology is：Primary effluent squeezes into second level reverse osmosis by second level high-pressure pump 14 from intermediate water tank 13
Saturating device 15, the secondary effluent that second level reverse osmosis apparatus 15 obtains enter the storage of second level water tank 16, and secondary effluent uses water spot can
To fetch water from second level water tank.
Referring to Fig. 1, the three-level water treatment facilities include electric demineralizer 18, the water inlet of the electricity demineralizer 18 with
The second level water tank 16 is connected to, and the water outlet of the electricity demineralizer 18 is connected to the pure water water tank 19.Three-level water process work
The detailed process of skill is three obtained after secondary effluent is handled by water supply pump 17 from second level water tank 16 into electric demineralizer 18
Grade water outlet enters pure water water tank 19.Three-level water outlet is fetched water from pure water water tank 19 with water spot.Electric demineralizer is preferably rolling
Electric demineralizer.
Further, the ultrafiltration concentrated water of ultrafiltration apparatus 8 is discharged into filter flush box 6, the filter flush box 6 with
The pretreatment filters 3 are connected to, and are rinsed using the ultrafiltration concentrated water of the ultrafiltration apparatus 8 to the pretreatment filters 3.
Setting can further realize wastewater zero discharge of the invention in this way.Waste water after flushing can be collected to dirty water collecting tank, dirty
The water that water is collected in water tank can be used for afforesting with water, road flushing water and flushing supply etc..
Pretreatment filters in above-mentioned level-one water treatment facilities are preferably pre- place described in CN200910102009.2
Manage filter, accurate filter number of patent application can be used for the filter core of big flux disclosed in CN201210236452.0 and
Filter.It is the dress of rolling continuous electrodeionization disclosed in CN201420798092.8 that electric demineralization plant, which can be number of patent application,
It sets.
Further, referring to Fig. 1, the concentrated water drainage of the first-stage reverse osmosis device 12 enters ultrafiltration flush box 35, described super
Filter flush box 35 is connected to the ultrafiltration apparatus 8, and the concentrated water generated using first-stage reverse osmosis device 12 is to the ultrafiltration apparatus 8
It is rinsed.Further, it is additionally provided with ultrafiltration water tank 9 between the ultrafiltration apparatus 8 and the first-stage reverse osmosis device 12,
The concentrate recirculation of the second level reverse osmosis apparatus 15 is to ultrafiltration water tank 9.
Further, the concentrated water spout of the electric demineralizer 18 is connected to the intermediate water tank 13, the electricity demineralizer
18 obtained electric desalination concentrate recirculations are to the intermediate water tank 13.
For rinsing pretreatment filters, the concentrated water of first-stage reverse osmosis device is used for concentrated water by above-mentioned ultrafiltration apparatus
Ultrafiltration apparatus is rinsed, the electric desalination concentrated water that the concentrated water drainage excess of imports water filtering tank of second level reverse osmosis apparatus and electric demineralizer obtain is returned
It is flow to intermediate water tank, the maximum reasonable utilization of water resource is realized, is truly realized entire medicinal water water process system
The zero-emission of system, has saved water resource, avoids the waste of water resource.
Preferably, being additionally provided with coagulant drug-adding device 23 before the pretreatment filters 3 referring to Fig. 1；And/or
Antisludging agent chemicals dosing plant 24 is additionally provided between the first-stage reverse osmosis 12 described in the ultrafiltration apparatus 8；And/or in the intermediate water
Lye chemicals dosing plant 25 is additionally provided between case 13 and the second level reverse osmosis apparatus 15.Coagulant drug-adding device in the present embodiment
23 are arranged before pretreatment filters 3；The pipe between level-one high-pressure pump 11 is arranged in the chemical feeding points of antisludging agent chemicals dosing plant 24
On the road, the chemical feeding points of lye chemicals dosing plant 25 are arranged on the pipeline between second level high-pressure pump 14.Adding coagulant is to go
Except impurity such as bulky grains in raw water, addition antisludging agent is in order to avoid calcium, magnesium, the silicon plasma obstruction fenestra in water, addition
Lye is the inlet flow-patterm in order to adjust second level reverse osmosis apparatus.
Further, it is provided with before the intermediate water tank 13, the second level water tank 16 and the pure water water tank 19
Control valve.Referring to Fig. 1, it is provided with the first control valve 29 on the pipeline before intermediate water tank 13, on first control valve 29
It is also connected with the first production water return line 30, the other end of the first production water return line 30 is connected to ultrafiltration water tank 9, works as inspection
Measure primary effluent it is improper when it is re-started into processing back to ultrafiltration water tank；It is arranged on the pipeline before second level water tank
There is the second control valve 31, the second production water return line 32 is also connected on the second control valve 31, described second produces water return line
32 other end is connected to intermediate water tank 13, when detecting that secondary effluent water quality is unqualified by it back to intermediate water tank；?
It is provided with third control valve 33 on pipeline before pure water water tank, third is also connected in third control valve 33 and produces water return line
34, the other end that the third produces water return line 34 is connected to second level water tank 16, is led back to when three-level water outlet is unqualified
To second level water tank.The present embodiment is controlled the pipe of each control valve by PLC program by carrying out on-line checking to each stage producing water water quality
Road switching, is back to the water system water feeding tank for unqualified production water, handles again, until reaching water quality requirement.Pass through control valve
It can be realized being automatically repaired for water quality, guarantee that water supply quality is qualified.
Preferably, being provided with circulation on the intermediate water tank 13, the second level water tank 16 and the pure water water tank 19
Water intaking pipeline is respectively positioned on each circulation intake pipe road with the intake of water spot；In each circulation water intaking pipeline
Chlorination equipment is provided on both ends.Referring to Fig. 1, the intake pipe road of intermediate water tank 13 is provided with chlorination equipment 20, second level water
The intake pipe road of case 16 is provided with chlorination equipment 21, and the intake pipe road of pure water water tank is provided with chlorination equipment 22.It will use
Remaining pure water is back in water producing tank, can not only recycle production water, is improved the utilization rate of water, and recycle disinfection, is kept away
Having exempted from aqueduct, there are dead spaces, therefore are avoided that bacteria breed, ensure the safety of producing water water quality.
Further, described with the water intaking pipeline of water spot is U-shaped water intaking pipeline, and the both ends of the U-shaped water intaking pipeline are equal
With circulation water intaking pipeline connection.Avoiding dry point region using U-shaped water intaking pipeline, there are dead spaces, pollution-free, have ensured water
The safety of matter.Referring to Fig. 1, dry point A, B, C, D, E, F, G, H pass through U-shaped water intaking pipeline water intaking.Dry point A, B, C can be
The department of stomatology, endoscope center and operating room, dry point D, E can supply room and blood dialysis room, dry point F, G, H can be inspection centered on
Test room, Drug Manufacturing Room and experimental center etc..
Preferably, the ultrafiltration apparatus 8 is provided with the membrane module of several groups parallel connection, the first-stage reverse osmosis device 12, institute
It states in second level reverse osmosis apparatus 15 and the electric demineralizer 18 and several groups string and/or membrane module in parallel is set（Wherein ultrafiltration fills
It installs and is equipped with several groups parallel connection membrane module, the series-parallel membrane module of several groups is arranged in reverse osmosis unit）.Wherein one group of film is set simultaneously
Component is acknowledgment copy, when other any group of membrane modules break down as polluted and being to be cleaned（Pass through water instrument monitoring water flow
Data judge automatically）, the corresponding valve group that switches automatically switches on spare membrane module, to guarantee that system is not out of service, guarantee
Entirely production technology is continual and steady, to ensure to meet the water quality and quantity requirement of technological design.
Further, heat exchanger 4 is additionally provided with before the active carbon filter 5.It is to adjust that heat exchanger 4, which is arranged,
The water temperature of raw water ensures the permeant flux of film, while for carrying out disinfection to active carbon filter and accurate filter.This implementation
Heat exchanger in example is arranged between pretreatment filters 3 and active carbon filter 5.Heat exchanger 4 is preferably plate heat exchanger.
Whole system of the invention using PLC program automatically control, medicinal water water treatment system of the invention it is program-controlled
System is divided into three subsystems, i.e. level-one water process stored program controlled, second level water process stored program controlled and the program-controlled system of three-level water process
System.
The level-one water process stored program controlled includes pretreatment filters control module, Filtration Control module, level-one reverse osmosis
Saturating control module and the first control valve control module, the pretreatment filters control module are electrically connected with the pretreatment filters
It connects or communication connection, for controlling the operation of the pretreatment filters and the flushing of pretreatment filters；The ultrafiltration control
Molding block is electrically connected with the ultrafiltration apparatus or communication connection, for control the operation of the ultrafiltration apparatus, ultrafiltration apparatus from
It is dynamic to repair（The switching and cleaning of standby usage membrane module, including produce water backwashing etc.）, when one group of primary membrane module of any of them
When breaking down as polluted and being to be cleaned, the Inlet and outlet water valve of this group of membrane module is closed, the inlet/outlet valve of spare membrane module is opened
Door guarantees the equilibrium of supply and demand for producing water water route；The first-stage reverse osmosis control module is electrically connected or communicates with first-stage reverse osmosis device
Connection, for controlling the operation of first-stage reverse osmosis device, first-stage reverse osmosis device is automatically repaired（The switching of standby usage membrane module
And cleaning, including low pressure scrub, the flushing of production water and chemical cleaning etc.）, when one group of any of them primary membrane module breaks down
When as polluted and is to be cleaned, the Inlet and outlet water valve of this group of membrane module is closed, opens the Inlet and outlet water valve of spare membrane module, guarantees to produce
The equilibrium of supply and demand in water water route；The first control valve control module is connected to the first control valve, and first control valve is for working as
The pipeline closed between first-stage reverse osmosis device and intermediate water tank when primary effluent is unqualified simultaneously turns on the first production water return pipe
Road is to make unqualified production water be back to ultrafiltration water tank.Further, level-one water process stored program controlled further includes coagulant dosing
Control module and antisludging agent Adding medicine control module, the coagulant Adding medicine control module are electrically connected with the coagulant drug-adding device
Or communication connection, for controlling the switch and dosage of coagulant drug-adding device；The antisludging agent Adding medicine control module and institute
The electrical connection of antisludging agent chemicals dosing plant or communication connection are stated, for controlling the switch and dosage of scale inhibitor feeding device.
The second level water process stored program controlled includes two-pass reverse osmosis control module and the second control valve control module, described
Two-pass reverse osmosis control module is electrically connected with second level reverse osmosis apparatus or communication connection, for controlling the fortune of second level reverse osmosis apparatus
It is capable, second level reverse osmosis apparatus to be automatically repaired（The switching and cleaning of standby usage membrane module, including low pressure scrub, production water are rinsed
With chemical cleaning etc.）, when one group of any of them primary membrane module breaks down as polluted and being to be cleaned, close this group of membrane module
Inlet and outlet water valve, open the Inlet and outlet water valve of spare membrane module, guarantee the equilibrium of supply and demand for producing water water route；Second control valve
Control module is connected to the second control valve, and second control valve is used to close two-pass reverse osmosis dress when secondary effluent is unqualified
It sets the pipeline between second level water tank and simultaneously turns on the second production water return line 32 to make unqualified production water be back to intermediate water
Case 13.Further, second level water process stored program controlled further includes that lye adds control module, the lye add control module with
The electrical connection of lye chemicals dosing plant or communication connection, for controlling operation and the dosage of lye chemicals dosing plant 25.
The three-level water process stored program controlled includes electric demineralizer control module and third control valve control module, described
Electric demineralizer control module is electrically connected with electric demineralizer or communication connection, for controlling operation and the electricity of electric demineralizer
Demineralizer is automatically repaired（The switching and cleaning of standby usage membrane module, including produce water flushing, chemical cleaning etc.）, when wherein
When any group of primary membrane module is broken down as polluted and being to be cleaned, the Inlet and outlet water valve of this group of membrane module is closed, is opened standby
With the Inlet and outlet water valve of membrane module, guarantee the equilibrium of supply and demand for producing water water route；The third control valve control module and third control
Valve connection, the third control valve control module be used to close when three-level water outlet is unqualified electric demineralizer and pure water water tank it
Between pipeline simultaneously turn on third and produce water return line 34 to making unqualified production water be back to second level water tank 16.
Above-mentioned stored program controlled can guarantee the safe operation of entire water treatment system, ensure each water quality safety with water spot with
And uninterrupted water supply etc., on-line real-time measuremen is carried out to raw water and various products water using digitlization water quality measuring control point（As flow,
The parameters such as the Real time displayings such as producing water ratio, conductance, pressure, chlorine residue, pH value）, according to testing result and the variation tendency of historical data
The operating status of automatic analysis system, and make operation process automatic adjustment, it is ensured that with the safety of water.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the present invention should be subject to the claims.
Claims (9)
1. a kind of medicinal water water treatment technology, which is characterized in that the water treatment technology includes level-one water process process, second level
Water process process and tertiary effluent treatment process；By the level-one water process process treated primary effluent as the second level
The water inlet of water process process, by the second level water process process treated secondary effluent as the tertiary effluent treatment process
Water inlet；
Wherein the level-one water process process includes following treatment process：
S101：Coarse filtration process, the coarse filtration process are used to remove suspended matter, particulate matter and the colloid in raw water；
S102：Carbon filters process, organic matter, chlorine residue and the heavy metal that the carbon filter process is used to go in water removal；
S103：Refined filtration process, the refined filtration process are used to go to by carbon filter process, treated that carbon filters out water further filters
Except remaining small granular suspended matters；
S104：Ultrafiltration process, the ultrafiltration process are used to carry out hyperfiltration treatment to by treated the refined filtration water outlet of refined filtration process；
S105：First-stage reverse osmosis process, the first-stage reverse osmosis process are used to carry out the ultra-filtration water Jing Guo hyperfiltration treatment anti-
Infiltration processing obtains the primary effluent after the processing of first-stage reverse osmosis process, and the primary effluent is stored to intermediate water tank；
The second level water process process includes following treatment process：
S201：Two-pass reverse osmosis process, the two-pass reverse osmosis process are used to carry out secondary reverse osmosis place to the primary effluent
Reason obtains secondary effluent after the processing of two-pass reverse osmosis process, and the secondary effluent is stored to second level water tank；
The tertiary effluent treatment process includes following treatment process：
S301：Electric desalination process, the electricity desalination process are used to carry out electricity except salt treatment to obtain three to the secondary effluent
Grade water outlet, the three-level water outlet storage is into pure water water tank；
Wherein, coarse filtration process being carried out using pretreatment filters and obtaining coarse filtration water outlet, ultrafiltration process is carried out using ultrafiltration apparatus and is obtained
To ultra-filtration water；The pretreatment filters are rinsed using the ultrafiltration concentrated water of the ultrafiltration apparatus；Using level-one reverse osmosis
The concentrated water of saturating device is rinsed the ultrafiltration apparatus；
Circulation water intaking pipeline is provided on the intermediate water tank, the second level water tank and the pure water water tank, with water spot
Intake is respectively positioned on each circulation intake pipe road；Chlorination equipment is provided on each circulation intake pipe road.
2. medicinal water water treatment technology according to claim 1, which is characterized in that the primary effluent is also wrapped using preceding
Include disinfecting steps；
The secondary effluent is using preceding further including disinfecting steps；
It further include disinfecting steps before the three-level water outlet use.
3. medicinal water water treatment technology according to claim 1, which is characterized in that the two-pass reverse osmosis process obtains
Two-pass reverse osmosis concentrate recirculation to ultrafiltration water tank；
The electric desalination concentrate recirculation handled by electric desalination process is to intermediate water tank.
4. a kind of medicinal water water treatment system, which is characterized in that including level-one water treatment facilities, the intermediate water being sequentially communicated
Case, second level water treatment facilities, second level water tank, three-level water treatment facilities and pure water water tank；Wherein at the level-one water treatment facilities
It manages obtained primary effluent and enters intermediate water tank storage, the water inlet of the second level water treatment facilities and the intermediate water tank phase
Logical, the secondary effluent of the second level water treatment facilities enters the storage of second level water tank, the water inlet of the three-level water treatment facilities with
The second level water tank communicates, and the three-level water outlet of the three-level water treatment facilities enters pure water water tank and stores；
The level-one water treatment facilities include the pretreatment filters being sequentially communicated, active carbon filter, accurate filter, ultrafiltration
Device and first-stage reverse osmosis device；The water outlet of the first-stage reverse osmosis device is connected to the intermediate water tank；
The second level water treatment facilities include second level reverse osmosis apparatus, the water inlet of the second level reverse osmosis apparatus and the centre
Water tank connection, the water outlet of the second level reverse osmosis apparatus are connected to the second level water tank；
The three-level water treatment facilities include electric demineralizer, and the water inlet and the second level water tank of the electricity demineralizer connect
Logical, the water outlet of the electricity demineralizer is connected to the pure water water tank；
The ultrafiltration concentrated water of the ultrafiltration apparatus is discharged into filter flush box, the filter flush box with it is described pretreated
Filter connection, is rinsed the pretreatment filters using the ultrafiltration concentrated water of the ultrafiltration apparatus;
And/or the concentrated water drainage of the first-stage reverse osmosis device enters ultrafiltration flush box, the hyperfiltration rinsing water case and the ultrafiltration
Device connection, is rinsed the ultrafiltration apparatus using the concentrated water of first-stage reverse osmosis device；
Circulation water intaking pipeline is provided on the intermediate water tank, the second level water tank and the pure water water tank, with water spot
Intake is respectively positioned on each circulation intake pipe road；Chlorination equipment is provided on each circulation intake pipe road.
5. medicinal water water treatment system according to claim 4, which is characterized in that in the ultrafiltration apparatus and described one
Ultrafiltration water tank is additionally provided between grade reverse osmosis unit, the concentrate recirculation of the second level reverse osmosis apparatus to the ultrafiltration water tank；
And/or the concentrated water spout of the electric demineralizer is connected to the intermediate water tank, the electric desalination that the electricity demineralizer obtains
Concentrate recirculation is to the intermediate water tank.
6. medicinal water water treatment system according to claim 4, which is characterized in that before the pretreatment filters
It is additionally provided with coagulant drug-adding device；
And/or antisludging agent chemicals dosing plant is additionally provided between the ultrafiltration apparatus and the first-stage reverse osmosis device；
And/or lye chemicals dosing plant is additionally provided between the intermediate water tank and the second level reverse osmosis apparatus；
And/or heat exchanger is additionally provided with before the active carbon filter.
7. medicinal water water treatment system according to claim 4, which is characterized in that in the intermediate water tank, described two
Control valve is provided with before grade water tank and the pure water water tank.
8. medicinal water water treatment system according to claim 4, which is characterized in that described equal with the water intaking pipeline of water spot
For U-shaped water intaking pipeline, the both ends of the U-shaped water intaking pipeline with circulation water intaking pipeline connection.
9. according to medicinal water water treatment system described in claim 4 to 8 any one, which is characterized in that described medical
Water water treatment system further includes stored program controlled, and the stored program controlled includes that level-one water process stored program controlled, second level water process are program-controlled
System and three-level water process stored program controlled；
The level-one water process stored program controlled includes pretreatment filters control module, Filtration Control module and first-stage reverse osmosis control
Molding block, the pretreatment filters control module is electrically connected with the pretreatment filters or communication connection, for controlling
State the operation of pretreatment filters and the flushing of pretreatment filters；The Filtration Control module is electrically connected with the ultrafiltration apparatus
It connects or communication connection, for controlling the operation of the ultrafiltration apparatus and being automatically repaired for ultrafiltration apparatus；The first-stage reverse osmosis
Control module is electrically connected with first-stage reverse osmosis device or communication connection, for controlling the operation and level-one of first-stage reverse osmosis device
Reverse osmosis unit is automatically repaired；
The second level water process stored program controlled includes two-pass reverse osmosis control module, the two-pass reverse osmosis control module and second level
Reverse osmosis unit electrical connection or communication connection, for control second level reverse osmosis apparatus operation and second level reverse osmosis apparatus from
It is dynamic to repair；
The three-level water process stored program controlled includes electric demineralizer control module, and the electricity demineralizer control module is removed with electricity
The electrical connection of salt device or communication connection, for controlling the operation of electric demineralizer and being automatically repaired for electric demineralizer.
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