CN110570912A - Electric-drive ionic membrane-pressure reverse osmosis membrane optimization method and system - Google Patents
Electric-drive ionic membrane-pressure reverse osmosis membrane optimization method and system Download PDFInfo
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- CN110570912A CN110570912A CN201910754538.4A CN201910754538A CN110570912A CN 110570912 A CN110570912 A CN 110570912A CN 201910754538 A CN201910754538 A CN 201910754538A CN 110570912 A CN110570912 A CN 110570912A
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- 238000000034 method Methods 0.000 title claims abstract description 65
- 239000012528 membrane Substances 0.000 title claims abstract description 57
- 238000001223 reverse osmosis Methods 0.000 title claims abstract description 37
- 238000005457 optimization Methods 0.000 title claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 59
- 230000008569 process Effects 0.000 claims abstract description 31
- 238000009792 diffusion process Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000004458 analytical method Methods 0.000 claims abstract description 9
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 239000003792 electrolyte Substances 0.000 claims abstract description 7
- 238000005370 electroosmosis Methods 0.000 claims abstract description 6
- 230000015654 memory Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 12
- 238000010612 desalination reaction Methods 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 6
- 238000004590 computer program Methods 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 description 11
- 238000000926 separation method Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000013523 data management Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 241000700605 Viruses Species 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- -1 hydration radius Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/58—Multistep processes
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16C—COMPUTATIONAL CHEMISTRY; CHEMOINFORMATICS; COMPUTATIONAL MATERIALS SCIENCE
- G16C20/00—Chemoinformatics, i.e. ICT specially adapted for the handling of physicochemical or structural data of chemical particles, elements, compounds or mixtures
- G16C20/10—Analysis or design of chemical reactions, syntheses or processes
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Analytical Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an electric drive ionic membrane-pressure reverse osmosis membrane optimization method, a system, a terminal and a storage medium, wherein the electric drive ionic membrane-pressure reverse osmosis membrane optimization method comprises the following steps: in a specific mixed salt system, measuring an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of a membrane material to desalt; inputting raw water quality characteristic information and output configuration, wherein the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the output configuration comprises process combination and process condition configuration; and calculating according to a pre-stored database and outputting a result. The method, the system, the terminal and the storage medium for optimizing the electrically driven ionic membrane-pressure reverse osmosis membrane can optimize the electrically driven ionic membrane-pressure reverse osmosis membrane.
Description
Technical Field
The invention relates to the technical field of ionic membranes, in particular to an electric-drive ionic membrane-pressure reverse osmosis membrane optimization method, system, terminal and storage medium.
Background
The electrically driven ionic membrane technology is a very useful membrane separation means, has special application in the fields of nuclear industry and military application, and shows a rapid development trend in the fields of environmental protection, green chemical industry and industrial energy conservation in recent years. In order to accelerate the development of technical application and face the requirements of engineering development and users, a software design platform with integrated working parameters is urgently needed to quantify the development level of application combinations such as membrane material mass transfer capacity, desalination process energy consumption, process combination characteristics and the like and adapt to the enrichment, concentration and separation behaviors of various ion systems and technical means combinations.
The migration behavior of different ions in the enrichment, concentration and separation processes of the ionic membrane is influenced by mass transfer capacity of membrane materials, pore diameter of a flow channel of a membrane chamber, the state of turbulent flow and electric field change, the enrichment, concentration and separation of the ions can be realized by utilizing the difference so as to obtain a required result, because a plurality of related influence factors are large, a plurality of mathematical models are needed for quantification, a complex operation process is needed, and the optimal parameters and results are obtained.
Disclosure of Invention
The invention provides an optimization method, a system, a terminal and a storage medium for an electrically driven ionic membrane-pressure reverse osmosis membrane, which can optimize the electrically driven ionic membrane-pressure reverse osmosis membrane.
In a first aspect, an embodiment of the present application provides an electrically driven ionic membrane-pressure reverse osmosis membrane optimization method, including:
In a specific mixed salt system, measuring an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of a membrane material to desalt;
Inputting raw water quality characteristic information and output configuration, wherein the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the output configuration comprises process combination and process condition configuration;
and calculating according to a pre-stored database and outputting a result.
Preferably, the method further comprises the steps of: and analyzing the output result, and adjusting set conditions and parameters until an expected result is achieved.
preferably, the method further comprises the steps of: and storing the parameter information of the project content and outputting a report.
Preferably, the method further comprises the steps of: and carrying out encryption packaging on the database and storing the database.
Preferably, the process conditions include providing each of ED process, RO process, or a combination thereof, water inlet flow Fi, water inlet conductivity DDi, desalinated water flow Fd, desalinated water conductivity DDd, concentrate flow Fc, concentrate conductivity DDc; the polar liquid conductivity DDp, the polar liquid pH, the polar liquid ORP, the rectifier voltage, the current output, the pressure sensor output of the pressure pump, the inlet and outlet differential pressure values, and other conditions.
In a second aspect, embodiments of the present application provide an electrically driven ionic membrane-pressure reverse osmosis membrane optimization system, including:
The desalination module is used for measuring an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of a membrane material in a specific mixed salt system so as to carry out desalination;
The system comprises an input and configuration module, a water quality characteristic information acquisition module, a water quality characteristic information analysis module and a water quality configuration module, wherein the input and configuration module is used for inputting raw water quality characteristic information and outputting configuration, the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the outputting configuration comprises a process combination and process condition configuration;
And the operation and result output module is used for performing operation according to a pre-stored database and outputting a result.
Preferably, the system further comprises an adjusting module for analyzing the output result and adjusting the set conditions and parameters until the expected result is achieved.
preferably, the method further comprises the following steps: and the storage and output module is used for storing the parameter information of the project content and outputting the report sheet.
In a third aspect, an embodiment of the present application provides a terminal, including: one or more processors, one or more memories; the one or more memories are coupled to the one or more processors for storing computer program code comprising computer instructions which, when executed by the one or more processors, cause the terminal to perform the electrically driven ionic membrane-pressure reverse osmosis membrane optimization method described above.
in a fourth aspect, embodiments of the present application provide a computer storage medium having stored thereon computer instructions that, when executed on a terminal, cause the terminal to perform the above-described method of electrically driven ionic membrane-pressure reverse osmosis membrane optimization.
by adopting the technical scheme, as a plurality of databases are prestored, the output result can be obtained by inputting the raw water quality characteristic information and configuring the output. Thereby realizing the optimization of the electrically driven ionic membrane-pressure reverse osmosis membrane.
Drawings
FIG. 1 is a flow chart of an electrically driven ionic membrane-pressure reverse osmosis membrane optimization method provided by an embodiment of the invention;
FIG. 2 is a block diagram of an electrically driven ionic membrane-pressure reverse osmosis membrane optimization system provided in an embodiment of the present invention;
Fig. 3 is another structural block diagram of an electrically driven ionic membrane-pressure reverse osmosis membrane optimization system provided by an embodiment of the invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the embodiments herein, "/" means "or" unless otherwise specified, for example, a/B may mean a or B; "and/or" herein is merely an association describing an associated object, and means that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, in the description of the embodiments of the present application, "a plurality" means two or more than two.
in the following, the terms "first", "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present application, "a plurality" means two or more unless otherwise specified.
ED in this document is ion membrane electrodialysis.
RO is an abbreviation for Reverse Osmosis in english, meaning Reverse Osmosis in chinese. In general, water flows from a low concentration to a high concentration, and after the water is pressurized, the water flows from the high concentration to the low concentration, i.e., the so-called reverse osmosis principle: because the pore diameter of the RO membrane is one million (0.0001 micron) of hair, bacteria and viruses can not be seen by naked eyes, and the number of the bacteria and the viruses is 5000 times that of the hair, only water molecules and partial mineral ions can pass through (the passing ions have no beneficial loss orientation), and other impurities and heavy metals are all discharged from the waste water pipe. Reverse osmosis is a new membrane separation technology developed in the 60 s, and is a process of separating a solvent from a solute in a solution under pressure by means of a reverse osmosis membrane.
The ED-RO ionic membrane-high pressure reverse osmosis process combined mode can realize the complete separation of the brine, but is limited by the combined conditions of two mass transfer modes of pressure and electric drive, and the optimization of stable operation is very important. The patent refers to the field of 'transmission of digital information'.
in a first aspect, as shown in fig. 1, an embodiment of the present application provides an electrically driven ionic membrane-pressure reverse osmosis membrane optimization method, including:
S101, in a specific mixed salt system, measuring an electrolyte diffusion system, a water and electric permeability coefficient and a water diffusion coefficient of a membrane material to desalt;
s102, inputting raw water quality characteristic information and output configuration, wherein the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the output configuration comprises a process combination and process condition configuration;
And step S103, performing operation according to a pre-stored database and outputting a result.
The configuration comprises calibration of an online instrument output value connected with the configuration, a controller format file, a configuration report and an encryption package. The water quality characteristic information at least comprises information such as online instrument numbers and corresponding settings of output values, wherein the online instrument numbers comprise various procedures of providing an ED procedure, an RO procedure or a combined process thereof, and the water inlet flow Fi, the water inlet conductivity DDi, the desalted water flow Fd, the desalted water conductivity DDd, the concentrated solution flow Fc and the concentrated solution conductivity DDc; the polar liquid conductivity DDp, the polar liquid pH value, the polar liquid ORP value, the online instrument number further comprise rectifier voltage, current output value, pressure sensor output value of the pressure pump, inlet and outlet pressure difference value, and configured actuators and specially configured target markets.
The configuration information comprises membrane materials of different commodity brands, salt type types, fitting curves, real-time dates and configured system design parameters. The format file of the online instrument data transmitter is used for setting the information of each transmitter. The configuration report is used for judging the membrane type number and the calibration parameter of the membrane chamber, the membrane stack and the coupling system, and is required to be selected in the specified range and type number of the database. The calibration membrane material database is used for storing electric drive mass transfer coefficients, water diffusion coefficients and the like of various ionic membranes, hydration radius, chemical energy, ion mass and the like of various ionic water and hydration, and the calibration operation database is used for storing output values, fitting calculation values, alarm signals, ORP values and the like of various interfaces during the operation period (taking day as unit) of the working system.
The calibration database also sets and stores the operation action records of all pumps, valves and switch parts in the system operation. The calibration encryption data transmission system comprises application software required for encrypting the data, a remote interface database type and remote data management, and sends configuration reports to a remote data management computer and an APP mobile phone terminal respectively. And the remote data management computer receives the configuration report, stores the database, sends a calibration encrypted data packet to a specified user for early warning and operation monitoring, and judges, early warns and suggests the operation quality of the field equipment according to the configuration database and the configuration parameter report. The configuration report is the configuration description of the above application conditions, calibration of the membrane stack, and operating parameters.
By adopting the technical scheme, as a plurality of databases are prestored, the output result can be obtained by inputting the raw water quality characteristic information and configuring the output. Thereby realizing the optimization of the electrically driven ionic membrane-pressure reverse osmosis membrane.
the ED-RO system optimization method, the system, the terminal and the storage medium provided by the invention can realize thorough separation of brine in the desalination process of a mixed salt system by optimizing the process parameters of the ED-RO system so as to achieve the optimal operation condition of the system.
Preferably, the method further comprises the steps of: and analyzing the output result, and adjusting the set conditions and parameters until the expected result is achieved.
Preferably, the method further comprises the steps of: and storing the parameter information of the project content and outputting a report.
preferably, the method further comprises the steps of: the database is cryptographically packaged and stored.
Preferably, the process conditions include water inlet flow Fi, water inlet conductivity DDi, desalinated water flow Fd, desalinated water conductivity DDd, concentrate flow Fc, concentrate conductivity DDc; the polar liquid conductivity DDp, the polar liquid pH value, the polar liquid ORP value, the process conditions further include rectifier voltage, current output value, pressure sensor output value of the pressure pump, inlet and outlet pressure difference value, and other conditions.
Configuring a system and process combination: and selecting a film material, a film stack type and related information and parameters in a film material configuration database, and selecting a process combination.
as a preferred embodiment, a new project may be created first, including project naming and setting, and basic information (time, version number, designer) may be entered.
Additionally, the configuration report may be queried remotely.
The software to be updated may be periodically extracted from the calibration installation encryption package.
And periodically updating the membrane material, the process setting characteristic parameters and the technical information.
In a second aspect, as shown in fig. 2, an embodiment of the present application provides an electrically driven ionic membrane-pressure reverse osmosis membrane optimization system, including:
A desalination module 21 for determining an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of the membrane material in a specific mixed salt system to perform desalination;
An input and configuration module 22, which is used for inputting raw water quality characteristic information and output configuration, wherein the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the output configuration comprises process combination and process condition configuration;
And the operation and result output module 23 is used for performing operation according to a pre-stored database and outputting a result.
preferably, as shown in fig. 3, an adjusting module 24 is further included for analyzing the output result and adjusting the setting conditions and parameters until the desired result is achieved.
Preferably, as shown in fig. 3, the method further includes: and a saving and outputting module 25, configured to save parameter information of the item content and output a report.
In a third aspect, an embodiment of the present application provides a terminal, including: one or more processors, one or more memories; the one or more memories coupled to the one or more processors for storing computer program code comprising computer instructions which, when executed by the one or more processors, cause the terminal to perform the method of electrically driven ionic membrane-pressure reverse osmosis membrane optimization as described above.
The memory may be, but is not limited to, a read-only memory (ROM) or other type of static storage device that may store static information and instructions, a Random Access Memory (RAM) or other type of dynamic storage device that may store information and instructions, an electrically erasable programmable read-only memory (EEPROM), a compact disc read-only memory (CD-ROM) or other optical disc storage, optical disc storage (including compact disc, laser disc, optical disc, digital versatile disc, blu-ray disc, etc.), magnetic disk storage media or other magnetic storage devices, or any other medium that can be used to carry or store desired program code in the form of instructions or data structures and that can be accessed by a computer. The memory may be self-contained and coupled to the processor via a bus. The memory may also be integral to the processor.
The memory is used for storing application program codes for executing the scheme of the application and is controlled by the processor to execute. The processor is configured to execute the application code stored in the memory to implement the functions of the method of the present patent.
In particular implementations, a processor may include one or more CPUs, as one embodiment.
In particular implementations, the terminal may include multiple processors, as one embodiment. Each of these processors may be a single-core (single-CPU) processor or a multi-core (multi-CPU) processor. A processor herein may refer to one or more devices, circuits, and/or processing cores for processing data (e.g., computer program instructions).
In a fourth aspect, embodiments of the present application provide a computer storage medium having stored thereon computer instructions that, when executed on a terminal, cause the terminal to perform an electrically driven ionic membrane-pressure reverse osmosis membrane optimization method as described above.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, and the scope of protection is still within the scope of the invention.
Claims (10)
1. An electrically driven ionic membrane-pressure reverse osmosis membrane optimization method, comprising:
In a specific mixed salt system, measuring an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of a membrane material to desalt;
Inputting raw water quality characteristic information and output configuration, wherein the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the output configuration comprises process combination and process condition configuration;
And calculating according to a pre-stored database and outputting a result.
2. the electrically driven ionic membrane-pressure reverse osmosis membrane optimization method of claim 1, further comprising the steps of: and analyzing the output result, and adjusting set conditions and parameters until an expected result is achieved.
3. The electrically driven ionic membrane-pressure reverse osmosis membrane optimization method of claim 1, further comprising the steps of: and storing the parameter information of the project content and outputting a report.
4. The electrically driven ionic membrane-pressure reverse osmosis membrane optimization method of claim 1, further comprising the steps of: and carrying out encryption packaging on the database and storing the database.
5. the electrically driven ionic membrane-pressure reverse osmosis membrane optimization method of any one of claims 1-4, wherein the process conditions comprise providing each of an ED process, an RO process, or a combination thereof, a water inlet flow Fi, a water inlet conductivity DDi, a desalinated water flow Fd, a desalinated water conductivity DDd, a concentrate flow Fc, a concentrate conductivity DDc; the polar liquid conductivity DDp, the polar liquid pH, the polar liquid ORP, the rectifier voltage, the current output, the pressure sensor output of the pressure pump, the inlet and outlet differential pressure values, and other conditions.
6. an electrically driven ionic membrane-pressure reverse osmosis membrane optimization system, comprising:
The desalination module is used for measuring an electrolyte diffusion system, a water electroosmosis coefficient and a water diffusion coefficient of a membrane material in a specific mixed salt system so as to carry out desalination;
the system comprises an input and configuration module, a water quality characteristic information acquisition module, a water quality characteristic information analysis module and a water quality configuration module, wherein the input and configuration module is used for inputting raw water quality characteristic information and outputting configuration, the water quality characteristic information comprises flow, conductivity, pH, temperature and a main ion analysis table, and the outputting configuration comprises a process combination and process condition configuration;
And the operation and result output module is used for performing operation according to a pre-stored database and outputting a result.
7. the system of claim 6 further comprising an adjustment module for analyzing the output and adjusting set conditions and parameters until a desired result is achieved.
8. the electrically driven ionic membrane-pressure reverse osmosis membrane optimization system of claim 6, further comprising: and the storage and output module is used for storing the parameter information of the project content and outputting the report sheet.
9. A terminal, comprising: one or more processors, one or more memories;
The one or more memories coupled to the one or more processors for storing computer program code comprising computer instructions which, when executed by the one or more processors, cause the terminal to perform the method of electrically driven ionic membrane-pressure reverse osmosis membrane optimization of any one of claims 1-5.
10. A computer storage medium having stored thereon computer instructions which, when run on a terminal, cause the terminal to perform the method of electrically driven ionic membrane-pressure reverse osmosis membrane optimization of any one of claims 1-5.
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