CN114314894A - Demineralized water production and conveying system of thermal power plant - Google Patents
Demineralized water production and conveying system of thermal power plant Download PDFInfo
- Publication number
- CN114314894A CN114314894A CN202111421804.5A CN202111421804A CN114314894A CN 114314894 A CN114314894 A CN 114314894A CN 202111421804 A CN202111421804 A CN 202111421804A CN 114314894 A CN114314894 A CN 114314894A
- Authority
- CN
- China
- Prior art keywords
- water
- pipe
- delivery
- main
- reverse osmosis
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 350
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 47
- 239000013505 freshwater Substances 0.000 claims abstract description 16
- 239000011148 porous material Substances 0.000 claims abstract description 10
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 43
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 238000005352 clarification Methods 0.000 claims description 9
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 5
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 5
- 239000006004 Quartz sand Substances 0.000 claims description 5
- 239000003957 anion exchange resin Substances 0.000 claims description 5
- 239000003729 cation exchange resin Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000002223 garnet Substances 0.000 claims description 5
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 5
- 239000011572 manganese Substances 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 7
- 239000002245 particle Substances 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 5
- 229910017053 inorganic salt Inorganic materials 0.000 abstract description 4
- 239000005416 organic matter Substances 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 4
- 238000000151 deposition Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 2
- 229920002521 macromolecule Polymers 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000020681 well water Nutrition 0.000 description 2
- 239000002349 well water Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The application provides a demineralized water production and conveying system of thermal power plant, utilize the normal water equalizing basin that establishes ties in proper order along the rivers direction, machinery is at a speed the depositing reservoir, the variable pore filtering pond, many medium filter, ultrafiltration device, one-level reverse osmosis cartridge filter, one-level reverse osmosis unit, one-level fresh water tank, second grade reverse osmosis cartridge filter, second grade reverse osmosis unit, second grade fresh water tank, mix bed and demineralized water tank, through the preliminary treatment, filter, impurity such as the insoluble solid particle of multistage reverse osmosis removal industry coming aquatic, inorganic salt, organic matter, obtain up to standard industry demineralized water, and according to the water demand of water demand equipment in the thermal power plant, the frequency of needing water, set up different water pipes, satisfy the water demand requirement of different water demand equipment in the thermal power plant, carry out difference, categorised water supply.
Description
Technical Field
The application relates to the field of chemical engineering technical equipment, in particular to a demineralized water production and conveying system for a thermal power plant.
Background
The water supply device comprises a water supply device, a water storage tank, a water supply device, a water supply system and a water supply system, wherein the water supply system comprises a water storage tank, a closed water storage tank, a main engine vacuum pump, an induced draft fan condenser and the like. The demineralized water treatment process is also called as a pure water treatment process or deep desalted water, and generally refers to water in which a strong conductive substance easy to remove in water is removed and weak electrolytes such as silicic acid and carbon dioxide which are difficult to remove in water are removed to a certain degree. Because equipment such as decide cold water storage cistern, closed cold water storage cistern, host computer vacuum pump, draught fan condenser among the thermal power plant require to the water purity height, need supply water to the water condition of different equipment moreover, so need a demineralized water production and conveying system.
Disclosure of Invention
The application provides a demineralized water production of thermal power plant and conveying system for satisfy above-mentioned thermal power plant water equipment water quality requirement height, the different requirement of the condition of needing water.
The application provides a demineralized water production and conveying system of thermal power plant includes: the system comprises a reclaimed water regulating tank, a mechanical accelerated clarification tank, a variable pore filter, a multi-media filter, an ultrafiltration device, a primary reverse osmosis cartridge filter, a primary reverse osmosis device, a primary fresh water tank, a secondary reverse osmosis cartridge filter, a secondary reverse osmosis device, a secondary fresh water tank, a mixed bed and a demineralized water tank which are sequentially connected in series along the water flow direction.
The application provides a demineralized water production and conveying system of thermal power plant still includes first water delivery subassembly, second water delivery subassembly and water delivery house steward, and the demineralized water case is connected between mixed bed and water delivery house steward, and just first water delivery subassembly and second water delivery subassembly are parallelly connected relation and water delivery house steward intercommunication.
The first water delivery assembly is connected with first water utilization equipment at one end far away from the water delivery main pipe;
the second water delivery assembly is connected with the second water utilization equipment at one end far away from the water delivery main pipe.
Optionally, the first water delivery assembly comprises a main water delivery pipe, a standby water delivery pipe and a first water delivery pipe; the main water pipe and the standby water pipe are respectively communicated with the main water pipe, and are in parallel connection. The main water conveying pipe and the standby water conveying pipe are communicated with the first water conveying pipe at one ends far away from the water conveying main pipe; the other end of the first water delivery pipe is connected with first water equipment; the second water conveying component comprises a second water conveying pipe, a third water pump and a third valve; the third water pump is arranged at one end of the second water conveying pipe close to the water conveying main pipe; the third valve is arranged at one end of the second water conveying pipe close to the second water using equipment.
Optionally, a first water pump is arranged at one end of the main water conveying pipe close to the water conveying main pipe; a first valve is arranged at one end of the main water pipe close to the first water pipe; a second water pump is arranged at one end of the standby water conveying pipe close to the water conveying main pipe; the standby water conveying pipe is provided with a second valve at one end close to the first water conveying pipe.
Optionally, a connecting pipe assembly is arranged between the first water conveying pipe and the second water conveying pipe; one end of the connecting pipe assembly is connected with the first water conveying pipe, and the other end of the connecting pipe assembly is connected between the third valve and the second water using equipment.
Optionally, the connecting pipe assembly comprises a connecting pipe, a fourth valve and a one-way valve; the fourth valve is arranged at one end close to the first water conveying pipe; the one-way valve is arranged at one end close to the second water conveying pipe; and the one-way valve prohibits the water flow from flowing from the second water conveying pipe to the first water conveying pipe.
Optionally, at least two of a quartz sand filter material, a manganese sand filter material, an activated carbon filter material, a magnetite filter material, a garnet filter material, a porous ceramic filter material and a plastic ball filter material are filled in the multi-media filter.
Optionally, the mixed bed is packed with cation exchange resin and anion exchange resin.
The utility model provides a demineralized water production and conveying system of thermal power plant, utilize the well water equalizing basin, machinery acceleration clarification tank, the variable pore filtering pond, many medium filter, ultrafiltration device, one-level reverse osmosis cartridge filter, one-level reverse osmosis unit, one-level fresh water tank, second grade reverse osmosis cartridge filter, second grade reverse osmosis unit, second grade fresh water tank, mix bed and demineralized water tank that establish ties in proper order along the rivers direction, remove insoluble solid particle, inorganic salt, impurity such as organic matter in the industry income water through operation such as preliminary treatment, filtration, multistage reverse osmosis, obtain up to standard industry demineralized water, and according to the water demand of the water demand equipment in the thermal power plant, water demand frequency, set up different water pipes, satisfy the water demand requirement of different water demand equipment in the thermal power plant, carry out the difference, categorised water supply, the water resource is rationally utilized, avoided waste and unnecessary loss such as water resource, electric energy simultaneously, the frequency of starting and stopping the equipment is reduced, the service life of the equipment is prolonged, and the production cost is saved.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a demineralized water production and delivery system for a thermal power plant according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of a second water delivery assembly according to an embodiment of the present application;
FIG. 3 is a schematic view of a first water delivery assembly according to an embodiment of the present application;
FIG. 4 is a schematic illustration of a demineralized water production and delivery system for a thermal power plant according to another embodiment of the present disclosure;
fig. 5 is a schematic view of a tie tube assembly provided in accordance with another embodiment of the present application.
Description of reference numerals:
1. a reclaimed water adjusting tank;
2. a mechanical accelerated clarification tank;
3. a variable pore filter;
4. a multi-media filter;
5. an ultrafiltration device;
6. a first-stage reverse osmosis cartridge filter;
7. a first-stage reverse osmosis device;
8. a primary fresh water tank;
9. a secondary reverse osmosis cartridge filter;
10. a secondary reverse osmosis device;
11. a second-stage fresh water tank;
12. mixing the bed;
13. a demineralized water tank;
14. a first water delivery assembly;
1401. a main water delivery pipe;
1402. a spare water delivery pipe;
1403. a first water pump;
1404. a second water pump;
1405. a first valve;
1406. a second valve;
1407. a first water delivery pipe;
15. a second water delivery assembly;
1501. a second water delivery pipe;
1502. a third water pump;
1503. a third valve;
16. a first water-using device;
17. a second water-using device;
18. a tie tube assembly;
1801. a communication pipe;
1802. a fourth valve;
1803. a one-way valve;
19. a water delivery main pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application are clearly and completely described below, and it is obvious that the described embodiments are a part of the embodiments of the present application, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Fig. 1 is a schematic view of a demineralized water production and conveying system of a thermal power plant provided in an embodiment of the present application, and as shown in fig. 1, the demineralized water production and conveying system of the thermal power plant provided in the embodiment of the present application includes: a reclaimed water regulating tank 1, a mechanical accelerated clarification tank 2, a variable pore filter 3, a multi-media filter 4, an ultrafiltration device 5, a primary reverse osmosis cartridge filter 6, a primary reverse osmosis device 7, a primary fresh water tank 8, a secondary reverse osmosis cartridge filter 9, a secondary reverse osmosis device 10, a secondary fresh water tank 11, a mixed bed 12 and a demineralized water tank 13 which are sequentially connected in series along the water flow direction;
the application provides a demineralized water production and conveying system of thermal power plant still includes first water delivery subassembly 14, second water delivery subassembly 15 and water main 19, and demineralized water tank 13 is connected between mixed bed 12 and water main 19, and just first water delivery subassembly 14 and second water delivery subassembly 15 are parallelly connected relation and water main 19 intercommunication.
The first water delivery assembly 14 is connected to a first water utility 16 at an end remote from the water delivery manifold 19;
the second water transport assembly 15 is connected to a second water utility 17 at an end remote from the water transport manifold 19.
In the system of this application, set up well water equalizing basin 1, can make the industry that treats to come water, do not receive the influence of water flow or concentration change in the water treatment process, have buffering and homogeneous effect.
The mechanical accelerated clarification tank 2 is arranged, and coagulation, reaction and sedimentation are placed in one tank for comprehensive treatment through mechanical stirring. The active sludge layer of suspension state and the raw water of adding medicine have increased granule collision chance under the mechanical stirring in mechanical acceleration clarifier 2, improve the effect of coagulating for the large granule thing of industry incoming water subsides through coagulating and get down. The mechanical accelerated clarification tank 2 has strong adaptability to the change of water quantity and ion concentration in water, stable treatment effect and high treatment efficiency.
In the arranged variable pore filter 3, the filter material layer is formed by mixing filter materials with different particle sizes according to a certain proportion, the proportion of the thicker filter material is larger, the thinner filter material is uniformly filled in the pores of the thicker filter material, the surface film filtration phenomenon that the fine filter material is concentrated on the surface of the filter layer due to the hydraulic screening effect can be avoided, the average porosity of the filter layer is reduced, and the filter can filter industrial incoming water at a higher filtering speed.
The multi-media filter 4 is arranged, more than two kinds of filter materials, such as a quartz sand filter material, a manganese sand filter material, an activated carbon filter material, a magnetite filter material, a garnet filter material, a porous ceramic filter material, a plastic ball filter material and the like, are filled in the multi-media filter 4, suspended colloidal impurities and algae microorganisms in the industrial incoming water treated by the equipment are removed under certain pressure, and mechanical damage and pollution to the reverse osmosis membrane element are reduced.
An ultrafiltration device 5 is provided, which is a device capable of concentrating and separating macromolecules or colloidal substances simultaneously under pressure drive, and is capable of removing macromolecules and particles larger than 10-200A (0.001-0.02 μm).
One-level reverse osmosis cartridge filter 6 and second grade reverse osmosis cartridge filter 9 are in order to prevent that the large granule impurity of aquatic from getting into reverse osmosis unit and blockking up reverse osmosis membrane, when causing the membrane pollution, still damage reverse osmosis membrane, have the effect of protection reverse osmosis system.
The first-stage reverse osmosis device 7 and the second-stage reverse osmosis device 10 change water with higher concentration into water with low concentration by utilizing reverse osmosis membranes, and simultaneously completely isolate a large amount of impurities mixed into the water, such as industrial pollutants, heavy metals, bacteria, viruses and the like, so as to produce pure desalted water; wherein a secondary reverse osmosis device 10 is provided for further water purification.
The mixed bed 12 is arranged, and anion exchange resin and cation exchange resin are filled in the mixed bed 12 and used for reducing the hardness, alkalinity and anion and cation content of water to enable the water to become softened water or deionized water.
The utility model provides a demineralized water production of thermal power plant and conveying system, utilize along rivers direction normal water equalizing basin 1 of establishing ties in proper order, machinery is at a speed of clarification 2, change pore filter 3, multi-media filter 4, ultrafiltration device 5, one-level reverse osmosis cartridge filter 6, one-level reverse osmosis unit 7, one-level fresh water tank 8, second grade reverse osmosis cartridge filter 9, second grade reverse osmosis unit 10, second grade fresh water tank 11, mix bed 12 and demineralized water tank 13, through the operation such as preliminary treatment, filter, multistage reverse osmosis remove the industry and come the insoluble solid particle in the aquatic, inorganic salt, impurity such as organic matter, obtain up to standard industrial demineralized water. According to the water demand and the water demand frequency of water-requiring equipment in the thermal power plant, the water-requiring equipment is divided into first water-requiring equipment 16 with small single water demand and high water demand frequency and second water-requiring equipment 17 with large single water demand and low water demand frequency, water pipelines meeting the requirements are arranged according to the difference of the water demand and the water demand frequency of the water-using equipment, and water is supplied to the water-requiring equipment of different water-requiring equipment in the thermal power plant in a separate and classified mode.
FIG. 2 is a schematic view of a second water delivery assembly according to an embodiment of the present application. Optionally, as shown in fig. 2, the first water delivery assembly 14 includes a main water delivery pipe 1401, a spare water delivery pipe 1402 and a first water delivery pipe 1407, the main water delivery pipe 1401 and the spare water delivery pipe 1402 are connected in parallel to communicate with the water delivery main 19, the main water delivery pipe 1401 and the spare water delivery pipe 1402 are connected to the first water delivery pipe 1407 at one end far from the water delivery main 19, and the other end of the first water delivery pipe 1407 is connected to the first water device 16; the second water delivery assembly 15 comprises a second water delivery pipe 1501, a third water pump 1502 and a third valve 1503; a third water pump 1502 is arranged at one end of the second water conveying pipe 1501 close to the water conveying main pipe 19; the third valve 1503 is disposed at an end of the second water duct 1501 near the second water reuse apparatus 17.
In the system of this application, divide into first water equipment 16 and second water equipment 17 with water equipment according to water demand frequency, water demand to first water equipment and second water equipment connect different raceway respectively, can do more categorised to the difference of water equipment water demand situation according to the operating condition of thermal power plant in the practical application.
The first water delivery assembly 14 is connected with first water equipment 16, the first water equipment 16 is a kind of equipment with small single water demand but high water demand frequency, such as a host vacuum pump, an induced draft fan vacuum pump, a condenser, a condensate pump and the like, so that a standby water delivery pipe 1402 is arranged on the first water delivery assembly 14, and when the main water delivery pipe 1401 fails or is overhauled, the standby water delivery pipe 1402 can be opened to ensure the normal operation of a factory.
The second water-delivery device 17 is connected with the second water-delivery component 15, and the second water-delivery device 17 is a device which has large water demand at one time and low water demand frequency, such as a fixed cold water tank, a closed cold water tank, a heating and ventilating system and the like, so that the working requirement can be met by arranging one water delivery pipe.
FIG. 3 is a schematic view of a first water delivery assembly according to an embodiment of the present disclosure. Alternatively, as shown in fig. 3, the main water delivery pipe 1401 is provided with a first water pump 1403 at one end near the water delivery main 19; the main water delivery pipe 1401 is provided with a first valve 1405 at one end close to the first water delivery pipe 1407; the spare water pipe 1402 is provided with a second water pump 1404 at an end close to the water main pipe 19; the spare water duct 1402 is provided with a second valve 1406 at an end near the first water duct 1407.
In the system of the application, a first water pump 1403 and a first valve 1405 on a main water delivery pipe 1401 are in an active state; and the second water pump 1404 and the second valve 1406 on the spare water pipe 1402 are in a normally-off state; when the main water pipe 1401 is damaged or overhauled, the first water pump 1403 and the first valve 1405 are closed, the standby water pipe 1402 is started, and the second water pump 1404 and the second valve 1406 are opened.
Fig. 4 is a schematic view of a demineralized water production and delivery system of a thermal power plant according to another embodiment of the present disclosure. Optionally, as shown in fig. 4, a connecting pipe assembly 18 is arranged between the first water pipe 1407 and the second water pipe 1501; one end of the connecting pipe assembly 18 is connected to the first water supplying pipe 1407, and the other end is connected between the third valve 1503 and the second water using device 17.
In actual use of the system of the present application, the second water delivery assembly 15 is in an inactive state, and the second water delivery assembly 15 is only activated when the second water consumer 17 demands a large amount of water. The second water equipment 17 only dissipates a small amount of water during the daily operation, and if the second water delivery assembly 15 is started to supply water, the service life of the third water pump 1502 is easily reduced. Through set up the liaison pipe assembly 18 between first raceway 1407 and second raceway 1501, satisfy a small amount of moisturizing demands in the second water equipment 17 daily work to need not frequently to start third water pump 1502 to supply water, can prolong the life of third water pump 1502, can save factory manufacturing cost in the long-term.
FIG. 5 is a schematic view of another embodiment of the present application, optionally, as shown in FIG. 5, the tie-tube assembly 18 includes a tie-tube 1801, a fourth valve 1802, and a check valve 1803; the fourth valve 1802 is disposed near one end of the first water delivery tube 1407; a check valve 1803 is arranged at one end close to the second water pipe 1501; and the one-way valve 1803 prohibits the flow of water from the second water duct 1501 to the first water duct 1407.
In the system of the present application, the fourth valve 1802 and the check valve 1803 are disposed on the communication pipe 1801, and the check valve 1803 prohibits the water from flowing from the second water pipe 1501 to the first water pipe 1407, so as to prevent the water flowing through the second water delivery module 15 when the second water delivery module 15 is activated from flowing to the first water delivery module 14, and causing damage to the first water delivery module 14 and the first water device 16 connected to the first water delivery module 14.
Optionally, at least two of a quartz sand filter material, a manganese sand filter material, an activated carbon filter material, a magnetite filter material, a garnet filter material, a porous ceramic filter material and a plastic ball filter material are filled in the multi-media filter 4.
In the method, the filter materials such as the quartz sand filter material, the manganese sand filter material, the activated carbon filter material, the magnetite filter material, the garnet filter material, the porous ceramic filter material, the plastic ball filter material and the like have the advantages of low price, easy obtainment and wide application range.
Alternatively, the mixed bed 12 is packed with a cation exchange resin and an anion exchange resin.
In the system of the present application, the mixed bed 12 is packed with cation exchange resin and anion exchange resin for reducing the hardness, alkalinity, and anion and cation content of water to make it into softened water or deionized water.
The utility model provides a demineralized water production and conveying system of thermal power plant, utilize along rivers direction normal water equalizing basin 1 that connects gradually in series, mechanical acceleration clarification tank 2, change pore filter 3, multi-media filter 4, ultrafiltration device 5, one-level reverse osmosis cartridge filter 6, one-level reverse osmosis unit 7, one-level fresh water tank 8, second grade reverse osmosis cartridge filter 9, second grade reverse osmosis unit 10, second grade fresh water tank 11, mix bed 12 and demineralized water tank 13, through the operation such as preliminary treatment, filter, multistage reverse osmosis remove the industry and come impurity such as insoluble solid particle, inorganic salt, organic matter in the aquatic, obtain up-to-standard industrial demineralized water, and according to the water demand of water demand equipment in the thermal power plant, the frequency of needing water, set up different water pipes, satisfy the water demand requirement of different water demand equipment in the thermal power plant, carry out respectively, categorised water supply.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (7)
1. The utility model provides a demineralized water production of thermal power plant and conveying system which characterized in that includes: the system comprises a reclaimed water regulating tank (1), a mechanical accelerated clarification tank (2), a variable pore filter (3), a multi-media filter (4), an ultrafiltration device (5), a primary reverse osmosis cartridge filter (6), a primary reverse osmosis device (7), a primary fresh water tank (8), a secondary reverse osmosis cartridge filter (9), a secondary reverse osmosis device (10), a secondary fresh water tank (11), a mixing bed (12) and a desalted water tank (13) which are sequentially connected in series along the water flow direction;
wherein the system further comprises a first water delivery assembly (14), a second water delivery assembly (15) and a water delivery main (19), the demineralized water tank (13) is connected between the mixing bed (12) and the water delivery main (19), and the first water delivery assembly (14) and the second water delivery assembly (15) are communicated with the water delivery main (19) in a parallel relation;
the first water conveying assembly (14) is connected with a first water device (16) at one end far away from a water conveying main pipe (19);
the second water delivery assembly (15) is connected with a second water utilization device (17) at one end far away from the water delivery main pipe (19).
2. The demineralized water production and delivery system of claim 1 characterized in that said first water delivery assembly (14) comprises a primary water delivery tube (1401), a backup water delivery tube (1402), and a first water delivery tube (1407);
the main water pipe (1401) and the standby water pipe (1402) are connected in parallel and communicated with the water delivery main pipe (19);
the main water conveying pipe (1401) and the standby water conveying pipe (1402) are communicated with a first water conveying pipe (1407) at one end far away from a water conveying main pipe (19), and the other end of the first water conveying pipe (1407) is connected with first water equipment (16);
the second water conveying assembly (15) comprises a second water conveying pipe (1501), a third water pump (1502) and a third valve (1503), the third water pump (1502) is arranged at one end, close to the water conveying main pipe (19), of the second water conveying pipe (1501), and the third valve (1503) is arranged at one end, close to the second water utilization device (17), of the second water conveying pipe (1501).
3. The demineralized water production and delivery system according to claim 2, characterized in that the main water delivery pipe (1401) is provided with a first water pump (1403) at one end close to the main water delivery pipe (19), the main water delivery pipe (1401) is provided with a first valve (1405) at one end close to the first water delivery pipe (1407), the spare water delivery pipe (1402) is provided with a second water pump (1404) at one end close to the main water delivery pipe (19), and the spare water delivery pipe (1402) is provided with a second valve (1406) at one end close to the first water delivery pipe (1407).
4. The demineralized water production and delivery system according to claim 2, characterized in that a connecting pipe assembly (18) is arranged between said first water pipe (1407) and said second water pipe (1501);
one end of the connecting pipe component (18) is connected with the first water conveying pipe (1407), and the other end of the connecting pipe component is connected between the third valve (1503) and the second water-using device (17).
5. The thermal power plant desalinated water producing and delivering system according to claim 4, wherein said connection pipe assembly (18) includes a connection pipe (1801), a fourth valve (1802), and a check valve (1803);
the fourth valve (1802) is arranged at one end close to the first water conveying pipe (1407), the one-way valve (1803) is arranged at one end close to the second water conveying pipe (1501), and the one-way valve (1803) prohibits water from flowing from the second water conveying pipe (1501) to the first water conveying pipe (1407).
6. The system for producing and conveying desalted water of a thermal power plant as claimed in any one of claims 1 to 5, wherein at least two of quartz sand filter material, manganese sand filter material, activated carbon filter material, magnetite filter material, garnet filter material, porous ceramic filter material and plastic ball filter material are filled in the multi-media filter (4).
7. The system for producing and transporting demineralized water for thermal power plant according to any of claims 1 to 5, characterized in that said mixed bed (12) is filled with cation exchange resin and anion exchange resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421804.5A CN114314894A (en) | 2021-11-26 | 2021-11-26 | Demineralized water production and conveying system of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111421804.5A CN114314894A (en) | 2021-11-26 | 2021-11-26 | Demineralized water production and conveying system of thermal power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114314894A true CN114314894A (en) | 2022-04-12 |
Family
ID=81046100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111421804.5A Pending CN114314894A (en) | 2021-11-26 | 2021-11-26 | Demineralized water production and conveying system of thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114314894A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202351692U (en) * | 2011-12-15 | 2012-07-25 | 重庆水务集团股份有限公司 | Linked control system for water supply of a plurality of pool trains |
| CN103496806A (en) * | 2013-10-15 | 2014-01-08 | 中国华电工程(集团)有限公司 | System and method for manufacturing demineralized water |
| CN203558929U (en) * | 2013-10-15 | 2014-04-23 | 中国华电工程(集团)有限公司 | Desalted water production system |
| CN205935034U (en) * | 2016-08-15 | 2017-02-08 | 中国电建集团贵阳勘测设计研究院有限公司 | Multistage water supply system for supplying water to users in mountainous area |
| CN109056962A (en) * | 2018-09-25 | 2018-12-21 | 国家能源投资集团有限责任公司 | Manage the method and device in the network of rivers |
-
2021
- 2021-11-26 CN CN202111421804.5A patent/CN114314894A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202351692U (en) * | 2011-12-15 | 2012-07-25 | 重庆水务集团股份有限公司 | Linked control system for water supply of a plurality of pool trains |
| CN103496806A (en) * | 2013-10-15 | 2014-01-08 | 中国华电工程(集团)有限公司 | System and method for manufacturing demineralized water |
| CN203558929U (en) * | 2013-10-15 | 2014-04-23 | 中国华电工程(集团)有限公司 | Desalted water production system |
| CN205935034U (en) * | 2016-08-15 | 2017-02-08 | 中国电建集团贵阳勘测设计研究院有限公司 | Multistage water supply system for supplying water to users in mountainous area |
| CN109056962A (en) * | 2018-09-25 | 2018-12-21 | 国家能源投资集团有限责任公司 | Manage the method and device in the network of rivers |
Non-Patent Citations (3)
| Title |
|---|
| 曹长武等: "《火力发电厂化学监督技术》", 31 December 2005, 中国电力出版社 * |
| 邬琼, 中国计划出版社 * |
| 邵益生: "《城市水系统科学导论》", 31 March 2014, 中国城市出版社 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205088043U (en) | Integrated seawater desalination equipment of solar drive | |
| CN102285736A (en) | Reverse osmosis pre-treatment method for recycling reclaimed water in electric power plant | |
| CN111573971A (en) | System and method for recycling urban reclaimed water by using full-membrane method | |
| CN112520912A (en) | High-salt high-hardness mine water near-zero discharge process | |
| CN110540318A (en) | Sewage recovery treatment system and treatment process | |
| CN100577578C (en) | Method of processing semi-conductor industrial waste water | |
| CN206886885U (en) | A kind of hotting mask coupling seawater desalination plant | |
| CN209974485U (en) | Wastewater treatment system | |
| CN102190397A (en) | Integrated reclaimed water reuse equipment | |
| CN116655172A (en) | Reverse osmosis-based electric power light sewage and wastewater treatment system and process | |
| CN114314894A (en) | Demineralized water production and conveying system of thermal power plant | |
| CN203173917U (en) | Coking waste water coal tar treatment equipment | |
| CN203173936U (en) | Coking waste water oxidation and biochemical treatment equipment | |
| CN215712375U (en) | Glyphosate wastewater treatment device | |
| CN214004228U (en) | Reverse osmosis water purification system for electroplating wastewater treatment | |
| CN211546262U (en) | Pretreatment cleaning wastewater treatment system | |
| CN114873857A (en) | System and method for recycling and standard-reaching discharge of carbon dodecyl alcohol ester wastewater | |
| CN201324601Y (en) | Thickness-reduction scribing wastewater purifying and recycling device | |
| CN210796097U (en) | Container formula landfill leachate processing system | |
| CN213416590U (en) | System for recycling urban reclaimed water by using full membrane method | |
| CN207130053U (en) | A kind of RO concentrated waters and the water reuse (treatment processing system of recirculated water draining | |
| CN221166377U (en) | Petrochemical sewage recycling treatment equipment | |
| CN218539472U (en) | Corn deep processing wastewater recycling system | |
| CN214880964U (en) | Treatment device for oilfield produced water | |
| CN217868388U (en) | Physical purifier of modularization equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220412 |
|
| RJ01 | Rejection of invention patent application after publication |