CN104496066A - Waste heat power generation boiler make-up water treatment equipment - Google Patents
Waste heat power generation boiler make-up water treatment equipment Download PDFInfo
- Publication number
- CN104496066A CN104496066A CN201410671946.0A CN201410671946A CN104496066A CN 104496066 A CN104496066 A CN 104496066A CN 201410671946 A CN201410671946 A CN 201410671946A CN 104496066 A CN104496066 A CN 104496066A
- Authority
- CN
- China
- Prior art keywords
- water
- reverse osmosis
- filter element
- osmosis membrane
- membrane 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.)
- Pending
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Classifications
-
- 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
- C02F1/44—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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Abstract
The invention discloses waste heat power generation boiler make-up water treatment equipment. The equipment comprises a quartz sand filter, an activated carbon filter, a first stage high pressure pump, a reverse osmosis system, a second stage high pressure pump, and a two-stage reverse osmosis system; and the equipment also includes a PAC addition system, a PAM addition system, an inhibitor addition system and a reducing agent addition system. According to the invention, the quartz sand filter is used for the removal of suspended solids in tap water, the activated carbon filter is used to remove the organic matters in the water, and the reverse osmosis system is used to remove organic matters with small ion range and small molecular weight in water; after adding PAC, the colloidal and suspended solids can be precipitated in water, and supplement with a PAM coagulant realize particularly significant effect; and addition of the organic compound scale inhibitor and reducing agent can increase the solubility of salts in the water, so that the salts are discharged with the concentrated water. The water treated by the equipment can meet the requirements of waste heat power generation boiler make-up water, so as to ensure that the boiler maintains high waste heat recovery efficiency for a long term.
Description
Technical field
The present invention relates to a kind of water treating equipment, particularly a kind of make up water treatment equipment of boiler of power generation by waste heat.
Background technology
Waste heat boiler, as the term suggests refer to that the heat produced after utilizing the waste heat in the waste gas in various commercial run, waste material or waste liquid and combustiblesubstance burning thereof is heated to water in the boiler of certain working medium, waste heat boiler can be produced steam by waste heat recovery and drive generating set to generate electricity.
The specification of quality of boiler feedwater needed for Waste Heat Generation to water is higher, as it requires ratio of desalinization: in 1 year >=95%; In 3 years >=92%; Hardness: < 0.5PPM (CaCO3); Solvable silicon: < 0.5PPM (SiO2); Fe, Mn:< 0.01PPM; If can't meet the quality requirement of supplementary feed, then waste heat boiler can reduce utilization ratio to the waste heat produced in commercial run greatly because of reasons such as foulings, and then reduces generated energy.
But the water after water treating equipment process of the prior art can not reach the specification of quality of supplementary feed needed for Waste Heat Generation.
Summary of the invention
In view of this, the object of this invention is to provide a kind of boiler of power generation by waste heat make up water treatment equipment, to meet the requirement of Waste Heat Generation equipment to supplementary feed quality.
Boiler of power generation by waste heat make up water treatment equipment of the present invention, comprises the source water tank, raw water pump, quartz filter, activated charcoal filter, intermediate water tank, conveying pump, cartridge filter, one-level high-pressure pump, first-stage reverse osmosis system, secondary high-pressure pump, two-stage reverse osmosis system, pure water tank and the pure water pump that connect successively along water (flow) direction;
Also comprise the NAOH add-on system being arranged on PAC add-on system between raw water pump and quartz filter and PAM add-on system, being arranged on Scale inhibitors add-on system between cartridge filter and one-level high-pressure pump and reductive agent add-on system and being arranged between first-stage reverse osmosis system and secondary high-pressure pump.
Further, described first-stage reverse osmosis system comprises the first reverse osmosis membrane filter element, second reverse osmosis membrane filter element and the 3rd reverse osmosis membrane filter element, described first reverse osmosis membrane filter element is connected with the water side of one-level high-pressure pump with the feed-water end of the second reverse osmosis membrane filter element, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element pure water outlet be connected with the feed-water end of secondary high-pressure pump, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element sewage outlet be connected with the feed-water end of the 3rd reverse osmosis membrane filter element, the pure water outlet of described 3rd reverse osmosis membrane filter element is connected with the feed-water end of secondary high-pressure pump.
Further, described raw water pump and conveying pump are two and are arranged in parallel.
Beneficial effect of the present invention:
1, boiler of power generation by waste heat make up water treatment equipment of the present invention, its quartz filter is in order to remove suspended substance in tap water, mud, colloid, and its activated charcoal filter is in order to remove organism in water, germ and absorption chlorine residue; Cartridge filter is in order to the particle of more than 5 μm in trap water, and colloid, suspended substance, to protect reverse osmosis membrane, guarantee the normal operation of system; First-stage reverse osmosis system and two-stage reverse osmosis system are in order to remove ion range in water and the very little organism of molecular weight, can reach 99.9% organism and removal of bacteria rate and 98% salt clearance, thus meet the service requirements of Waste Heat Generation supplementary feed, under ensureing waste heat boiler long-time running state, there is good thermal conversion efficiency.
2, boiler of power generation by waste heat make up water treatment equipment of the present invention, PAC (aluminium chlorohydroxide) and PAM (polypropylene acyl ammonia) is added respectively by PAC add-on system and PAM add-on system, after PAC adds can with small colloid, suspended substance in water even larger molecular organics mutually collide and bond, eliminate the Coulomb repulsion between colloidal solid, colloidal particle are made to become unsteady state, and make coalesces form larger particles, thus reach the object of precipitation, be equipped with PAM coagulant aids effect particularly remarkable; PAM is a kind of organic polymer coagulating agent, after water-soluble, can poly-condensation and hydrolysis be produced and form the high polymers of linear structure, this structure makes the two ends of line respectively adsorb colloidal solid, between apart from each other two particulates, play bonding bridging action, make particulate progressively become large, form oarse-grained flocs unit (alumen ustum), help the colloidal particle neutralized to condense further, be beneficial to the thorough removal of strainer to water-borne glue body, suspended substance.
3, boiler of power generation by waste heat make up water treatment equipment of the present invention, because the salt fed water in reverse osmosis process is concentrated, so that salt concentration likely exceedes their solubleness, in order to prevent dense water end (W.E.), the particularly dense water side CaCO of the 3rd reverse osmosis membrane filter element
3, CaSO
4concentration is long-pending is greater than its equilibrium solubility index and crystallization, thus destruction membrane element should have characteristic, therefore adopt and add organic compound Scale inhibitors and reductive agent at one-level high-pressure pump feed-water end place, increase the solubleness of salt in water, thus make salt with concentrated water discharge.
4, boiler of power generation by waste heat make up water treatment equipment of the present invention, the salt ion that its NAOH add-on system adds in NAOH and water reacts, thus can improve the clearance of salt ion further, improves the ratio of desalinization of boiler feedwater.
Accompanying drawing explanation
Fig. 1 is the structural representation of boiler of power generation by waste heat make up water treatment equipment 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 of power generation by waste heat make up water treatment equipment, comprises the source water tank 1, raw water pump 2, quartz filter 3, activated charcoal filter 4, intermediate water tank 5, conveying pump 6, cartridge filter 7, one-level high-pressure pump 8, first-stage reverse osmosis system 9, secondary high-pressure pump 10, two-stage reverse osmosis system 11, pure water tank 12 and the pure water pump 13 that connect successively along water (flow) direction;
Also comprise the NAOH add-on system 18 being arranged on PAC add-on system 14 between raw water pump and quartz filter and PAM add-on system 15, being arranged on Scale inhibitors add-on system 16 between cartridge filter and one-level high-pressure pump and reductive agent add-on system 17 and being arranged between first-stage reverse osmosis system and secondary high-pressure pump.
The present embodiment boiler of power generation by waste heat make up water treatment equipment, its quartz filter is in order to remove suspended substance in tap water, mud, colloid, and its activated charcoal filter is in order to remove organism in water, germ and absorption chlorine residue; After quartz filter and activated charcoal filter process, water quality can reach the inflow requirement of reverse osmosis filter; Cartridge filter is in order to the particle of more than 5 μm in trap water, and colloid, suspended substance, to protect reverse osmosis membrane, guarantee the normal operation of system; First-stage reverse osmosis system and two-stage reverse osmosis system are in order to remove ion range in water and the very little organism of molecular weight, can reach 99.9% organism and removal of bacteria rate and 98% salt clearance, thus meet the service requirements of Waste Heat Generation supplementary feed, under ensureing waste heat boiler long-time running state, there is good thermal conversion efficiency.
Further, the present embodiment boiler of power generation by waste heat make up water treatment equipment, PAC (aluminium chlorohydroxide) and PAM (polypropylene acyl ammonia) is added respectively by PAC add-on system and PAM add-on system, after PAC adds can with small colloid, suspended substance in water even larger molecular organics mutually collide and bond, eliminate the Coulomb repulsion between colloidal solid, colloidal particle are made to become unsteady state, and make coalesces form larger particles, thus reach the object of precipitation, be equipped with PAM coagulant aids effect particularly remarkable; PAM is a kind of organic polymer coagulating agent, after water-soluble, can poly-condensation and hydrolysis be produced and form the high polymers of linear structure, this structure makes the two ends of line respectively adsorb colloidal solid, between apart from each other two particulates, play bonding bridging action, make particulate progressively become large, form oarse-grained flocs unit (alumen ustum), help the colloidal particle neutralized to condense further, be beneficial to the thorough removal of strainer to water-borne glue body, suspended substance.
Further, the present embodiment boiler of power generation by waste heat make up water treatment equipment, because the salt fed water in reverse osmosis process is concentrated, so that salt concentration likely exceedes their solubleness, in order to prevent dense water end (W.E.), the particularly dense water side CaCO of the 3rd reverse osmosis membrane filter element
3, CaSO
4concentration is long-pending is greater than its equilibrium solubility index and crystallization, thus destruction membrane element should have characteristic, therefore adopt and add organic compound Scale inhibitors and reductive agent at one-level high-pressure pump feed-water end place, increase the solubleness of salt in water, thus make salt with concentrated water discharge.
Further, the present embodiment boiler of power generation by waste heat make up water treatment equipment, the salt ion that its NAOH add-on system adds in NAOH and water reacts, thus can improve the clearance of salt ion further, improves the ratio of desalinization of boiler feedwater.
As the improvement to the present embodiment, described first-stage reverse osmosis system comprises the first reverse osmosis membrane filter element 91, second reverse osmosis membrane filter element 92 and the 3rd reverse osmosis membrane filter element 93, described first reverse osmosis membrane filter element is connected with the water side of one-level high-pressure pump with the feed-water end of the second reverse osmosis membrane filter element, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element pure water outlet be connected with the feed-water end of secondary high-pressure pump, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element sewage outlet be connected with the feed-water end of the 3rd reverse osmosis membrane filter element, the pure water outlet of described 3rd reverse osmosis membrane filter element is connected with the feed-water end of secondary high-pressure pump, by arranging the first reverse osmosis membrane filter element and the water outlet of the second reverse osmosis membrane filter element to one-level high-pressure hydraulic pump processes, processing efficiency can be ensured, pass through the 3rd reverse osmosis membrane filter element to first simultaneously, the sewage of the second reverse osmosis membrane filter element processes, source Water Sproading rate can be improved.
As the improvement to the present embodiment, described raw water pump 2 and conveying pump 6 are two and are arranged in parallel, and assure feed water amount can better tackle fault of water pump, make system reliability service.
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 (3)
1. a boiler of power generation by waste heat make up water treatment equipment, is characterized in that: comprise the source water tank, raw water pump, quartz filter, activated charcoal filter, intermediate water tank, conveying pump, cartridge filter, one-level high-pressure pump, first-stage reverse osmosis system, secondary high-pressure pump, two-stage reverse osmosis system, pure water tank and the pure water pump that connect successively along water (flow) direction;
Also comprise the NAOH add-on system being arranged on PAC add-on system between raw water pump and quartz filter and PAM add-on system, being arranged on Scale inhibitors add-on system between cartridge filter and one-level high-pressure pump and reductive agent add-on system and being arranged between first-stage reverse osmosis system and secondary high-pressure pump.
2. boiler of power generation by waste heat make up water treatment equipment according to claim 1, it is characterized in that: described first-stage reverse osmosis system comprises the first reverse osmosis membrane filter element, second reverse osmosis membrane filter element and the 3rd reverse osmosis membrane filter element, described first reverse osmosis membrane filter element is connected with the water side of one-level high-pressure pump with the feed-water end of the second reverse osmosis membrane filter element, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element pure water outlet be connected with the feed-water end of secondary high-pressure pump, described first reverse osmosis membrane filter element and the second reverse osmosis membrane filter element sewage outlet be connected with the feed-water end of the 3rd reverse osmosis membrane filter element, the pure water outlet of described 3rd reverse osmosis membrane filter element is connected with the feed-water end of secondary high-pressure pump.
3. boiler of power generation by waste heat make up water treatment equipment according to claim 1, is characterized in that: described raw water pump and conveying pump are two and are arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671946.0A CN104496066A (en) | 2014-11-19 | 2014-11-19 | Waste heat power generation boiler make-up water treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410671946.0A CN104496066A (en) | 2014-11-19 | 2014-11-19 | Waste heat power generation boiler make-up water treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104496066A true CN104496066A (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410671946.0A Pending CN104496066A (en) | 2014-11-19 | 2014-11-19 | Waste heat power generation boiler make-up water treatment equipment |
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| Country | Link |
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| CN (1) | CN104496066A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115958A (en) * | 2016-07-22 | 2016-11-16 | 福建省联盛纸业有限责任公司 | A kind of paper grade (stock) Boiler water Feeding System device and cleaning method |
| CN114436449A (en) * | 2022-02-22 | 2022-05-06 | 江苏舜维环境工程有限公司 | Waste heat power generation circulating water treatment device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002136994A (en) * | 2000-10-31 | 2002-05-14 | Kurita Water Ind Ltd | Apparatus and method for treating water supplied to boiler |
| CN201102915Y (en) * | 2007-08-17 | 2008-08-20 | 严开元 | Reverse osmosis water purifier |
| CN201678492U (en) * | 2010-03-23 | 2010-12-22 | 潘红 | Reverse osmosis type water purifier |
| CN202089852U (en) * | 2011-06-28 | 2011-12-28 | 内蒙古电力勘测设计院 | Biomass power plant boiler make-up water system adopting secondary reverse osmosis treatment |
| CN102942276A (en) * | 2012-12-13 | 2013-02-27 | 山西太钢不锈钢股份有限公司 | Boiler feedwater treatment method and treatment system related to reuse of reclaimed water |
| CN102942265A (en) * | 2012-11-16 | 2013-02-27 | 南京中电环保工程有限公司 | Whole-membrane-process water treatment integration device |
| CN202909633U (en) * | 2012-11-19 | 2013-05-01 | 田旭峰 | Reverse osmosis system |
| CN104030471A (en) * | 2014-06-10 | 2014-09-10 | 安徽志国电器有限公司 | Sewage purifier |
| CN203855472U (en) * | 2014-03-29 | 2014-10-01 | 云南滇溪水业发展股份有限公司 | Control device for two-stage reverse osmosis equipment |
| CN204342565U (en) * | 2014-11-19 | 2015-05-20 | 重庆中科过滤设备制造有限公司 | Boiler of power generation by waste heat make up water treatment equipment |
-
2014
- 2014-11-19 CN CN201410671946.0A patent/CN104496066A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002136994A (en) * | 2000-10-31 | 2002-05-14 | Kurita Water Ind Ltd | Apparatus and method for treating water supplied to boiler |
| CN201102915Y (en) * | 2007-08-17 | 2008-08-20 | 严开元 | Reverse osmosis water purifier |
| CN201678492U (en) * | 2010-03-23 | 2010-12-22 | 潘红 | Reverse osmosis type water purifier |
| CN202089852U (en) * | 2011-06-28 | 2011-12-28 | 内蒙古电力勘测设计院 | Biomass power plant boiler make-up water system adopting secondary reverse osmosis treatment |
| CN102942265A (en) * | 2012-11-16 | 2013-02-27 | 南京中电环保工程有限公司 | Whole-membrane-process water treatment integration device |
| CN202909633U (en) * | 2012-11-19 | 2013-05-01 | 田旭峰 | Reverse osmosis system |
| CN102942276A (en) * | 2012-12-13 | 2013-02-27 | 山西太钢不锈钢股份有限公司 | Boiler feedwater treatment method and treatment system related to reuse of reclaimed water |
| CN203855472U (en) * | 2014-03-29 | 2014-10-01 | 云南滇溪水业发展股份有限公司 | Control device for two-stage reverse osmosis equipment |
| CN104030471A (en) * | 2014-06-10 | 2014-09-10 | 安徽志国电器有限公司 | Sewage purifier |
| CN204342565U (en) * | 2014-11-19 | 2015-05-20 | 重庆中科过滤设备制造有限公司 | Boiler of power generation by waste heat make up water treatment equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115958A (en) * | 2016-07-22 | 2016-11-16 | 福建省联盛纸业有限责任公司 | A kind of paper grade (stock) Boiler water Feeding System device and cleaning method |
| CN114436449A (en) * | 2022-02-22 | 2022-05-06 | 江苏舜维环境工程有限公司 | Waste heat power generation circulating water treatment device |
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Application publication date: 20150408 |
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