CN217377508U - Desalted water preparation system - Google Patents
Desalted water preparation system Download PDFInfo
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- CN217377508U CN217377508U CN202221090385.1U CN202221090385U CN217377508U CN 217377508 U CN217377508 U CN 217377508U CN 202221090385 U CN202221090385 U CN 202221090385U CN 217377508 U CN217377508 U CN 217377508U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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 utility model discloses a demineralized water preparation system, it includes: the system comprises a raw water tank, a self-adaptive high-efficiency filter, a self-cleaning filter, an ultrafiltration device, a primary reverse osmosis device, a secondary reverse osmosis device, a mixed bed, a desalted water tank, an activated carbon filter, a cation bed, a backwashing water source, a backwashing water recovery water tank, a backwashing water filter and a production fire-fighting water tank. Has the advantages that: 1. after desalted water is supplied to the boiler, generated condensate is recycled and sent to the activated carbon filter and the cation bed and then enters the mixed bed, so that water resources are saved; 2. the backwashing water can be used as production fire-fighting water to be supplied to a production fire-fighting water pool, so that the utilization rate of raw water is improved. 3. The backwashing water can also be used as the make-up water of the original water tank, so that the make-up water of the original water tank to a water pressurizing station is reduced, and the energy consumption is reduced. 4. Through setting up level sensor, when production fire-fighting water pond broke down, can flow back automatically, improved the continuous stability and the reliability of system operation.
Description
The technical field is as follows:
the utility model relates to a chemical industry equipment technical field especially relates to a desalted water preparation system.
Background art:
desalted water is water containing a strong electrolyte which is easily removed or reduced to a certain degree, and is used in industrial applications for boiler water to reduce scaling and corrosion. The existing mature desalted water preparation methods mainly comprise a distillation method, an ion exchange method and an electrodialysis method, wherein the ion exchange method utilizes certain ions of an ion exchanger to exchange with ions with the same electric property in the pretreated water so as to achieve the deep desalting function of the water. Filter, ultrafiltration device, reverse osmosis unit etc. move after the certain time, the filter material can be contaminated, need regularly wash water treatment facilities, if the waste water that the process of washing produced is directly collected and is handled moisturizing to production fire-fighting water pond, can lead to the raw water low-usage, in addition, when appearing unusual, production fire-fighting water pond does not possess the condition of intaking, and above drainage will accumulate unable processing, leads to the system to shut down, seriously influences the continuous steady operation of desalinized water preparation system.
The utility model has the following contents:
an object of the utility model is to provide a demineralized water preparation system.
The utility model discloses by following technical scheme implement: a desalted water preparation system comprises a raw water tank, a self-adaptive high-efficiency filter, a self-cleaning filter, an ultrafiltration device, a primary reverse osmosis device, a secondary reverse osmosis device, a mixed bed and a desalted water tank;
the liquid outlet of raw water tank pass through the pipeline with self-adaptation high efficiency filter's inlet intercommunication, self-adaptation high efficiency filter's product water export pass through the pipeline with self-cleaning filter's inlet intercommunication, self-cleaning filter's product water export pass through the pipeline with ultrafiltration device's inlet intercommunication, ultrafiltration device's product water export pass through the pipeline with one-level reverse osmosis unit's inlet intercommunication, one-level reverse osmosis unit's product water export pass through the pipeline with second grade reverse osmosis unit's inlet intercommunication, second grade reverse osmosis unit's product water export pass through the pipeline with mix the inlet intercommunication of bed, mix the bed produce water export pass through the pipeline with the import intercommunication of desalinized water tank.
Preferably, it comprises an activated carbon filter and a cation bed; the outlet of the desalted water tank is communicated with the water inlet of the boiler through a pipeline, the condensate outlet of the boiler is communicated with the liquid inlet of the activated carbon filter through a condensate recovery pipeline, the water production outlet of the activated carbon filter is communicated with the liquid inlet of the cation bed through a pipeline, and the water production outlet of the cation bed is communicated with the liquid inlet of the mixed bed through a pipeline.
Preferably, the system comprises a backwashing water source, a backwashing water recovery tank, a backwashing water filter and a production fire-fighting water tank; the delivery port at backwash water source respectively through the pipeline with self-adaptation high efficiency filter, self-cleaning filter, ultrafiltration device, one-level reverse osmosis unit, second grade reverse osmosis unit, mix bed, activated carbon filter, cation bed's backwash water import intercommunication, the backwash water export of self-adaptation high efficiency filter, self-cleaning filter, ultrafiltration device, one-level reverse osmosis unit, second grade reverse osmosis unit, mix bed, activated carbon filter, cation bed all through the pipeline with the import intercommunication in backwash water recovery pond, the export in backwash water recovery pond pass through the pipeline with backwash water filter's inlet intercommunication, backwash water filter's product water export through the pipeline with the inlet intercommunication in production fire-fighting pond.
Preferably, the water production outlet of the backwashing water filter is communicated with the liquid inlet of the raw water tank through a return pipeline, and the return pipeline is provided with a return valve.
Preferably, be equipped with level sensor in the production fire-fighting water pond, level sensor's signal output part and the signal input part signal connection of controller, the signal output part of controller with the signal input part signal connection of backward flow valve.
The utility model has the advantages that: 1. after desalted water is supplied to the boiler, the generated condensate is recycled through a condensate recycling pipeline and is sent to an active carbon filter and an anode bed and then enters a mixed bed, so that water resources are saved; 2. impurity such as the suspended solid in the backwash water is got rid of the back through setting up backwash water filter for backwash water can be as production fire water supply to production fire pond, has improved the raw water utilization ratio. 3. The backwashing water can also be used as the make-up water of the original water tank, so that the make-up water of the original water tank to a water pressurizing station is reduced, and the energy consumption is reduced. 4. Through setting up level sensor, when production fire-fighting water pond broke down, can flow back automatically, improved the continuous stability and the reliability of system operation.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of system connections of a desalinated water preparing system;
FIG. 2 is a schematic diagram of the transmission of control signals for the return line;
in the figure: 1. the system comprises a raw water tank, 2, a self-adaptive high-efficiency filter, 3, a self-cleaning filter, 4, an ultrafiltration device, 5, a primary reverse osmosis device, 6, a secondary reverse osmosis device, 7, a mixed bed, 8, a desalted water tank, 9, an activated carbon filter, 10, an anode bed, 11, a condensate recovery pipeline, 12, a backwashing water source, 13, a backwashing water recovery tank, 14, a backwashing water filter, 15, a production fire-fighting water tank, 16, a reflux pipeline, 17 and a reflux valve; 18. a liquid level sensor 19 and a controller.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1: a desalted water preparation system comprises a raw water tank 1, a self-adaptive efficient filter 2, a self-cleaning filter 3, an ultrafiltration device 4, a primary reverse osmosis device 5, a secondary reverse osmosis device 6, a mixed bed 7, a desalted water tank 8, an activated carbon filter 9, an anode bed 10, a backwashing water source 12, a backwashing water recovery tank 13, a backwashing water filter 14 and a production fire-fighting water tank 15.
The liquid outlet of raw water tank 1 pass through the pipeline with the inlet of self-adaptation high efficiency filter 2 communicates, the product water export of self-adaptation high efficiency filter 2 pass through the pipeline with the inlet of self-cleaning filter 3 communicates, the product water export of self-cleaning filter 3 pass through the pipeline with ultrafiltration device 4's inlet communicates, ultrafiltration device 4's product water export pass through the pipeline with one-level reverse osmosis unit 5's inlet communicates, one-level reverse osmosis unit 5's product water export pass through the pipeline with second grade reverse osmosis unit 6's inlet communicates, second grade reverse osmosis unit 6's product water export pass through the pipeline with mix bed 7's inlet communicates, mix bed 7's product water export pass through the pipeline with desalinized water tank 8's import communicates.
The outlet of the desalted water tank 8 is communicated with the water inlet of the boiler through a pipeline, the condensate outlet of the boiler is communicated with the liquid inlet of the activated carbon filter 9 through a condensate recovery pipeline 11, the water production outlet of the activated carbon filter 9 is communicated with the liquid inlet of the cation bed 10 through a pipeline, and the water production outlet of the cation bed 10 is communicated with the liquid inlet of the mixed bed 7 through a pipeline.
The delivery port of backwash water source 12 respectively through the pipeline with self-adaptation high efficiency filter 2, self-cleaning filter 3, ultrafiltration device 4, one-level reverse osmosis unit 5, second grade reverse osmosis unit 6, mix bed 7, activated carbon filter 9, cation bed 10's backwash water import intercommunication, self-adaptation high efficiency filter 2, self-cleaning filter 3, ultrafiltration device 4, one-level reverse osmosis unit 5, second grade reverse osmosis unit 6, mix bed 7, activated carbon filter 9, cation bed 10's backwash water export all through the pipeline with backwash water recovery pond 13's import intercommunication, backwash water recovery pond 13's export through the pipeline with backwash water filter 14's inlet intercommunication, backwash water filter 14's product water export through the pipeline with production fire water pond 15's inlet intercommunication.
The water outlet of the backwashing water filter 14 is also communicated with the liquid inlet of the raw water tank 1 through a backflow pipeline 16, and the backflow pipeline 16 is provided with a backflow valve 17.
A liquid level sensor 18 is arranged in the production fire pool 15, the signal output end of the liquid level sensor 18 is in signal connection with the signal input end of a controller 19, and the signal output end of the controller 19 is in signal connection with the signal input end of a return valve 17.
The working description is as follows:
raw water sequentially enters a self-adaptive high-efficiency filter 2 through a water conveying pipeline to remove impurity particles such as turbidity, SS, organic matters and the like in water, then enters a self-cleaning filter 3 to remove suspended matters and particles in water, then enters an ultrafiltration device 4 to remove bacteria, heat sources, viruses, colloid particles, proteins and macromolecular organic matters in the water, then enters a first-stage reverse osmosis device 5 to remove most of soluble salt, colloid, organic matters and microorganisms in the water, and then is removed by a second-stage reverse osmosis device 6 to remove most of soluble salt, colloid, organic matters and microorganisms in the water, then the mixed bed 7 is used for removing anions and cations in the water, and the prepared desalted water is conveyed to a desalted water tank 8 from a water production outlet of the mixed bed 7 and then is supplied to a boiler; after the desalted water is supplied to the boiler, the generated condensate is sent to an activated carbon filter 9 through a condensate recovery pipeline 11 to remove oil, organic matters and iron in the water, and then is sent to the mixed bed 7 again after cations in the water are removed by the cation bed 10 to prepare desalted water, so that the recycling of the condensate is realized.
The self-adaptive high-efficiency filter 2, the self-cleaning filter 3, the ultrafiltration device 4, the primary reverse osmosis device 5, the secondary reverse osmosis device 6, the mixed bed 7, the activated carbon filter 9 and the cation bed 10 need to be backwashed after running for a certain time, backwash drainage is conveyed to a backwash water recovery pool 13 through a backwash water outlet of each device and then conveyed to a backwash water filter 14 for filtration, and produced water is conveyed to a production fire-fighting water pool 15 through a pipeline; a liquid level meter is arranged in the production fire pool 15, when the liquid level reaches a high limit, a return valve 17 is opened, and produced water flows back to the raw water tank 1 through a return pipeline 16, so that the utilization rate of raw water is improved, the water supplement of the raw water tank 1 to a water pressurizing station is reduced, and the energy consumption is reduced; when the fire pool 15 is abnormal and has no water inlet condition, the produced water can be directly conveyed to the original water tank 1 by the desalted water backwashing filter through the return pipeline 16, thereby eliminating the running fault of the system and improving the continuous stability and reliability of the running of the system.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A desalted water preparation system is characterized by comprising a raw water tank, a self-adaptive high-efficiency filter, a self-cleaning filter, an ultrafiltration device, a primary reverse osmosis device, a secondary reverse osmosis device, a mixed bed and a desalted water tank;
the liquid outlet of raw water tank pass through the pipeline with self-adaptation high efficiency filter's inlet intercommunication, self-adaptation high efficiency filter's product water export pass through the pipeline with self-cleaning filter's inlet intercommunication, self-cleaning filter's product water export pass through the pipeline with ultrafiltration device's inlet intercommunication, ultrafiltration device's product water export pass through the pipeline with one-level reverse osmosis unit's inlet intercommunication, one-level reverse osmosis unit's product water export pass through the pipeline with second grade reverse osmosis unit's inlet intercommunication, second grade reverse osmosis unit's product water export pass through the pipeline with mix the inlet intercommunication of bed, mix the bed produce water export pass through the pipeline with the import intercommunication of desalinized water tank.
2. A desalinated water preparing system according to claim 1, characterized in that it comprises an activated carbon filter and a cation bed;
the outlet of the desalted water tank is communicated with the water inlet of the boiler through a pipeline, the condensate outlet of the boiler is communicated with the liquid inlet of the activated carbon filter through a condensate recovery pipeline, the water production outlet of the activated carbon filter is communicated with the liquid inlet of the cation bed through a pipeline, and the water production outlet of the cation bed is communicated with the liquid inlet of the mixed bed through a pipeline.
3. A desalinated water preparing system according to claim 1 or 2, wherein it comprises a backwash water source, a backwash water recovery tank, a backwash water filter and a production fire-fighting tank;
the delivery port at backwash water source respectively through the pipeline with self-adaptation high efficiency filter, self-cleaning filter, ultrafiltration device, one-level reverse osmosis unit, second grade reverse osmosis unit, mix bed, activated carbon filter, cation bed's backwash water import intercommunication, the backwash water export of self-adaptation high efficiency filter, self-cleaning filter, ultrafiltration device, one-level reverse osmosis unit, second grade reverse osmosis unit, mix bed, activated carbon filter, cation bed all through the pipeline with the import intercommunication in backwash water recovery pond, the export in backwash water recovery pond pass through the pipeline with backwash water filter's inlet intercommunication, backwash water filter's product water export through the pipeline with the inlet intercommunication in production fire-fighting pond.
4. The desalted water preparation system as claimed in claim 3, wherein said produced water outlet of said backwash water filter is further communicated with said raw water tank inlet via a return line, said return line being provided with a return valve.
5. The desalted water preparation system of claim 4, wherein a liquid level sensor is disposed in said fire-fighting water basin, a signal output terminal of said liquid level sensor is in signal connection with a signal input terminal of a controller, and a signal output terminal of said controller is in signal connection with a signal input terminal of said return valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221090385.1U CN217377508U (en) | 2022-05-07 | 2022-05-07 | Desalted water preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221090385.1U CN217377508U (en) | 2022-05-07 | 2022-05-07 | Desalted water preparation system |
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| Publication Number | Publication Date |
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| CN217377508U true CN217377508U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221090385.1U Active CN217377508U (en) | 2022-05-07 | 2022-05-07 | Desalted water preparation system |
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| CN (1) | CN217377508U (en) |
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- 2022-05-07 CN CN202221090385.1U patent/CN217377508U/en active Active
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