CN104496069A - Boiler make-up water purification system - Google Patents
Boiler make-up water purification system Download PDFInfo
- Publication number
- CN104496069A CN104496069A CN201410671966.8A CN201410671966A CN104496069A CN 104496069 A CN104496069 A CN 104496069A CN 201410671966 A CN201410671966 A CN 201410671966A CN 104496069 A CN104496069 A CN 104496069A
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- CN
- China
- Prior art keywords
- water
- pump
- mixed bed
- alkali
- filter
- 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.)
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C02F2001/427—Treatment of water, waste water, or sewage by ion-exchange using mixed beds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/04—Non-contaminated water, e.g. for industrial water supply for obtaining ultra-pure water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a boiler make-up water purification system. The system includes a multimedium filter, a heat exchanger, a security filter, a high pressure pump, a reverse osmosis system, a carbon, carbon remover, a water tank arranged on the lower part of the carbon remover, a mixed bed water conveying pump, an ion exchange mixed bed, a particle filter, a desalination water tank and a desalination water pump; and the system also includes a dosing system arranged between the heat exchanger and the security filter and an ammonia addition system set up at the water outlet end of the desalination water pump. According to the boiler make-up water purification system of the invention, the multimedium filter uses quartz sand and active carbon to remove impurities of colloid, mud and suspended solids in tap water; the reverse osmosis system can remove 99.9% of organic matters and bacteria and 98% of salts in the water; and the ion exchange mixed bed exchanges the ion state substances in water to obtain high purity deionized water, so as to ensure the long term operation of the boiler without scaling.
Description
Technical field
The present invention relates to a kind of water treating equipment, particularly a kind of boiler feedwater purification system.
Background technology
Boiler supplementary feed needs through strict process, otherwise the easy fouling of boiler, reduce heat utilization ratio; Ion content in water after water treating equipment process of the prior art is still higher, makes boiler still there will be the problems such as fouling in long-time running.
Summary of the invention
In view of this, the object of this invention is to provide a kind of boiler feedwater purification system, to obtain highly purified deionized water, avoid gyp, ensure that boiler long-term operation performance is stablized.
Boiler feedwater purification system of the present invention, comprises the raw water box, raw water pump, more medium filter, heat exchanger, cartridge filter, high-pressure pump, reverse osmosis system, carbon dioxide cleaner, the water tank being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump, ion-exchange mixed bed, particulate filter, sweet-water tank and the desalination water pump that connect successively along water (flow) direction;
Also comprise the medicine system be arranged between heat exchanger and cartridge filter, described medicine system comprises Scale inhibitors add-on system and NaHSO add-on system;
Also comprise and be arranged on the Ammonia adding System that de-mineralized water pumps water end (W.E.).
Further, described boiler feedwater purification system also comprises mixed bed regeneration system rapidly, described mixed bed regeneration system rapidly comprises sour add-on system, and described sour add-on system comprises sour pump, the sour storage tanks be connected with sour pump discharge, the sour gauging tank be connected with sour storage tanks and acid in sour gauging tank sucked the first sucker of ion-exchange mixed bed;
Described mixed bed regeneration system rapidly also comprises alkali add-on system, and described alkali add-on system comprises alkali pump, exports the alkali storage tanks be connected with alkali pump, the alkali gauging tank be connected with alkali storage tanks and alkali in alkali gauging tank is sucked the second sucker of ion-exchange mixed bed.
Further, described boiler feedwater purification system also comprises the electrically-controlled valve being arranged on high-pressure pump feed-water end and being controlled by PLC.
Further, described boiler feedwater purification system also comprises cleaning system, described cleaning system comprises the medicine tank-washer, scavenging pump and the filter rinsed that connect successively along water (flow) direction, the water side of described filter rinsed is connected with the feed-water end of cartridge filter, and the water side of described reverse osmosis system is connected with medicine tank-washer.
Further, described more medium filter, heat exchanger, cartridge filter, high-pressure pump, reverse osmosis system, carbon dioxide cleaner, the water tank being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump, ion-exchange mixed bed and particulate filter are two covers be arranged in parallel.
Beneficial effect of the present invention:
1, boiler feedwater purification system of the present invention, more medium filter wherein utilizes quartz sand and gac by the filtering layer of composition, can remove the impurity such as suspended substance in tap water, mud and colloid thoroughly.
2, boiler feedwater purification system of the present invention; in water, sodium bisulfite is added by medicine system; reacted by chlorine residue in sodium bisulfite and water; the oxidized damage of reverse osmosis membrane can be avoided; and Xiang Shuizhong adds Scale inhibitors; the solubleness of the salts such as CaCO3, CaSO4 in water can be increased, the crystallization of salt in dense water in reverse osmosis system can be avoided, the characteristic of protection reverse osmosis membrane.
3, boiler feedwater purification system of the present invention, the reverse osmosis membrane aperture of its reverse osmosis system only has 3x10
-10m, it is the separating device of ion level, separate object is the organism that ion range in solution and molecular weight are very little, utilize reverse osmosis can remove in water 99.9% organism and bacterium and 98% salt, water quality is very significantly improved, thus ensures boiler long-time running and there will not be scale problems; Its electrically-controlled valve arranged is opened under the control of PLC simultaneously, can control the pressure of reverse osmosis system easily, the unexpected startup supercharging of high-pressure pump can be avoided to produce RO membrane element and destroy; Simultaneously when reverse osmosis system quits work, cleaning system can be utilized to carry out auto-flushing to reverse osmosis membrane group, can prevent the high concentration salts in dense water from affecting the performance of reverse osmosis system in the fouling of reverse osmosis membrane surface deposition.
4, boiler feedwater purification system of the present invention, ion-exchange mixed bed is adopted to exchange the ionic state material in water, and anionite-exchange resin in ion-exchange mixed bed and Zeo-karb Homogeneous phase mixing, make cation and anion exchange be almost carry out simultaneously, eliminate the impact of reversed reaction, therefore after adopting present treatment system to carry out deionization process to feedwater, highly purified quality of de-ionized water can be obtained, be arranged on the downstream of reverse osmosis system, suffer ion to boiler feedwater further to remove, ensure boiler long-time running non-scaling.
Accompanying drawing explanation
Fig. 1 is the structural representation of boiler feedwater purification system of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the present embodiment boiler feedwater purification system, comprises the raw water box 1, raw water pump 2, more medium filter 3, heat exchanger 4, cartridge filter 5, high-pressure pump 6, reverse osmosis system 7, carbon dioxide cleaner 8, the water tank 9 being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump 10, ion-exchange mixed bed 11, particulate filter 12, sweet-water tank 13 and the desalination water pump 14 that connect successively along water (flow) direction;
Also comprise the medicine system be arranged between heat exchanger and cartridge filter, described medicine system comprises Scale inhibitors add-on system 15 and NaHSO add-on system 16;
Also comprise and be arranged on the Ammonia adding System 17 that de-mineralized water pumps water end (W.E.).
The present embodiment boiler feedwater purification system, more medium filter wherein utilizes quartz sand and gac by the filtering layer of composition, can remove the impurity such as suspended substance in tap water, mud and colloid thoroughly.
Further; the present embodiment boiler feedwater purification system; in water, sodium bisulfite is added by medicine system; reacted by chlorine residue in sodium bisulfite and water; can avoid the oxidized damage of reverse osmosis membrane, and Xiang Shuizhong adds Scale inhibitors, can increase the solubleness of the salts such as CaCO3, CaSO4 in water; the crystallization of salt in dense water in reverse osmosis system can be avoided, the characteristic of protection reverse osmosis membrane.
Further, the present embodiment boiler feedwater purification system, the reverse osmosis membrane aperture of its reverse osmosis system only has 3x10
-10m, it is the separating device of ion level, separate object is the organism that ion range in solution and molecular weight are very little, utilize reverse osmosis can remove in water 99.9% organism and bacterium and 98% salt, water quality is very significantly improved, thus ensures boiler long-time running and there will not be scale problems.
Further, the present embodiment boiler feedwater purification system, ion-exchange mixed bed is adopted to exchange the ionic state material in water, and anionite-exchange resin in ion-exchange mixed bed and Zeo-karb Homogeneous phase mixing, make cation and anion exchange be almost carry out simultaneously, eliminate the impact of reversed reaction, therefore after adopting present treatment system to carry out deionization process to feedwater, highly purified quality of de-ionized water can be obtained, be arranged on the downstream of reverse osmosis system, suffer ion to boiler feedwater further to remove, ensure boiler long-time running non-scaling.
As the improvement to the present embodiment, this boiler feedwater purification system also comprises mixed bed regeneration system rapidly, described mixed bed regeneration system rapidly comprises sour add-on system, and described sour add-on system comprises sour pump 18, the sour storage tanks 19 be connected with sour pump discharge, the sour gauging tank 20 be connected with sour storage tanks and acid in sour gauging tank sucked the first sucker 21 of ion-exchange mixed bed;
Described mixed bed regeneration system rapidly also comprises alkali add-on system, and described alkali add-on system comprises alkali pump 22, exports the alkali storage tanks 23 be connected, the alkali gauging tank 24 be connected with alkali storage tanks with alkali pump and alkali in alkali gauging tank sucked the second sucker 25 of ion-exchange mixed bed.
After ion-exchange mixed bed uses for some time, by acid, alkali add-on system, hydrochloric acid and sodium hydroxide solution are added to ion-exchange mixed bed, ion-exchange mixed bed can be made to regenerate, this boiler feedwater purification system can steady in a long-termly be run.
As the improvement to the present embodiment, this boiler feedwater purification system also comprises the electrically-controlled valve 26 being arranged on high-pressure pump feed-water end and being controlled by PLC, opened by the Controlling solenoid valve of PLC, the pressure of reverse osmosis system can be controlled easily, the unexpected startup supercharging of high-pressure pump can be avoided to produce RO membrane element and destroy.
As the improvement to the present embodiment, described boiler feedwater purification system also comprises cleaning system, described cleaning system comprises the medicine tank-washer 27, scavenging pump 28 and the filter rinsed 29 that connect successively along water (flow) direction, the water side of described filter rinsed is connected with the feed-water end of cartridge filter, and the water side of described reverse osmosis system is connected with medicine tank-washer.
When reverse osmosis system normally runs, cleaning system does not work, the valve closes on cleaning system pipeline; When needing to clean reverse osmosis system, cleaning system works, scavenging solution in medicine tank-washer pumps by scavenging pump, cartridge filter is sent into respectively after filter rinsed process, scavenging solution flows back to medicine tank-washer again after reverse osmosis system, forms circulation flushing, thus can carry out clean and maintenance to reverse osmosis system easily, avoid reverse osmosis system fouling, ensure that it runs reliably and with long-term.
As the improvement to the present embodiment, described more medium filter, heat exchanger, cartridge filter, high-pressure pump, reverse osmosis system, carbon dioxide cleaner, the water tank being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump, ion-exchange mixed bed and particulate filter are two covers be arranged in parallel; Processing efficiency is high, can ensure boiler feedwater water demand.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (5)
1. a boiler feedwater purification system, is characterized in that: comprise the raw water box, raw water pump, more medium filter, heat exchanger, cartridge filter, high-pressure pump, reverse osmosis system, carbon dioxide cleaner, the water tank being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump, ion-exchange mixed bed, particulate filter, sweet-water tank and the desalination water pump that connect successively along water (flow) direction;
Also comprise the medicine system be arranged between heat exchanger and cartridge filter, described medicine system comprises Scale inhibitors add-on system and NaHSO add-on system;
Also comprise and be arranged on the Ammonia adding System that de-mineralized water pumps water end (W.E.).
2. boiler feedwater purification system according to claim 1, it is characterized in that: also comprise mixed bed regeneration system rapidly, described mixed bed regeneration system rapidly comprises sour add-on system, and described sour add-on system comprises sour pump, the sour storage tanks be connected with sour pump discharge, the sour gauging tank be connected with sour storage tanks and acid in sour gauging tank sucked the first sucker of ion-exchange mixed bed;
Described mixed bed regeneration system rapidly also comprises alkali add-on system, and described alkali add-on system comprises alkali pump, exports the alkali storage tanks be connected with alkali pump, the alkali gauging tank be connected with alkali storage tanks and alkali in alkali gauging tank is sucked the second sucker of ion-exchange mixed bed.
3. boiler feedwater purification system according to claim 2, is characterized in that: also comprise the electrically-controlled valve being arranged on high-pressure pump feed-water end and being controlled by PLC.
4. boiler feedwater purification system according to claim 3, it is characterized in that: also comprise cleaning system, described cleaning system comprises the medicine tank-washer, scavenging pump and the filter rinsed that connect successively along water (flow) direction, the water side of described filter rinsed is connected with the feed-water end of cartridge filter, and the water side of described reverse osmosis system is connected with medicine tank-washer.
5. boiler feedwater purification system according to claim 4, is characterized in that: described more medium filter, heat exchanger, cartridge filter, high-pressure pump, reverse osmosis system, carbon dioxide cleaner, the water tank being arranged on carbon dioxide cleaner bottom, mixed bed conveying pump, ion-exchange mixed bed and particulate filter are two covers be arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671966.8A CN104496069A (en) | 2014-11-19 | 2014-11-19 | Boiler make-up water purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671966.8A CN104496069A (en) | 2014-11-19 | 2014-11-19 | Boiler make-up water purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104496069A true CN104496069A (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410671966.8A Pending CN104496069A (en) | 2014-11-19 | 2014-11-19 | Boiler make-up water purification system |
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| CN (1) | CN104496069A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195998A (en) * | 2016-08-31 | 2016-12-07 | 无锡华光锅炉股份有限公司 | Water-bound in a kind of waste heat boiler high-pressure system |
| CN107200419A (en) * | 2017-08-03 | 2017-09-26 | 贵州诺威施生物工程有限公司 | Boiler water Feeding System system |
| CN109534562A (en) * | 2019-01-15 | 2019-03-29 | 浙江浙能兰溪发电有限责任公司 | Prepare the processing system of boiler feedwater |
| CN112665256A (en) * | 2020-12-22 | 2021-04-16 | 苏州世伍克机电设备有限公司 | Ice machine energy-saving control system capable of automatically adding chemicals and removing scale and operation method thereof |
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2014
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195998A (en) * | 2016-08-31 | 2016-12-07 | 无锡华光锅炉股份有限公司 | Water-bound in a kind of waste heat boiler high-pressure system |
| CN107200419A (en) * | 2017-08-03 | 2017-09-26 | 贵州诺威施生物工程有限公司 | Boiler water Feeding System system |
| CN109534562A (en) * | 2019-01-15 | 2019-03-29 | 浙江浙能兰溪发电有限责任公司 | Prepare the processing system of boiler feedwater |
| CN112665256A (en) * | 2020-12-22 | 2021-04-16 | 苏州世伍克机电设备有限公司 | Ice machine energy-saving control system capable of automatically adding chemicals and removing scale and operation method thereof |
| CN112665256B (en) * | 2020-12-22 | 2022-04-26 | 苏州世伍克机电设备有限公司 | Ice machine energy-saving control system capable of automatically adding chemicals and removing scale and operation method thereof |
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Application publication date: 20150408 |