CN103755045A - Preparation method of environment-friendly boiler anti-scaling and scale-removing inhibitor - Google Patents
Preparation method of environment-friendly boiler anti-scaling and scale-removing inhibitor Download PDFInfo
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- CN103755045A CN103755045A CN201410012868.3A CN201410012868A CN103755045A CN 103755045 A CN103755045 A CN 103755045A CN 201410012868 A CN201410012868 A CN 201410012868A CN 103755045 A CN103755045 A CN 103755045A
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Abstract
The invention discloses a preparation method of an environment-friendly boiler anti-scaling and scale-removing inhibitor. The method comprises the following steps: adding smashed lignite, an extracting solution and sodium carbonate into a reaction kettle for reacting, and after the reaction is finished, standing and separating; extracting a clear solution, and feeding the extracted clear solution into a refining workshop; recycling non-reacted reactants by separating, and feeding reaction liquid into the refining workshop; evaporating the refined reactant, concentrating and drying; packaging dried products, metering and warehousing qualified products. The series of products provided by the invention integrates scale prevention, scale removal, corrosion inhibition and prevention of manual water loss, and a pioneer technology is created in China. The environment-friendly boiler anti-scaling and scale-removing inhibitor has the advantages of no toxicity, no pollution, no corrosion, excellent water solubility, high chemical stability, high temperature resistance, remarkable oxidation resistance, high complexing and chelating capabilities on metal ions such as calcium ions and magnesium ions in water, wide application range of water quality, and superior scale prevention and scale removal performance under severe environmental conditions.
Description
Technical field
The invention belongs to inhibiter field, relate in particular to a kind of preparation method of environment-friendly boiler antiscaling, descaling inhibiter.
Background technology
The development of boiler water processing technology, from certain safety performance to safety economy performance, then to safety, economy, environmental-protecting performance development, is social progress, is the natural harmonies of the mankind, is the needs of Sustainable development.Boiler water processing comprises water treatment and the outer water treatment of stove in stove.Boiler water conditioning medicament is one of technology being applied to the earliest water treatment, from its development course, has substantially experienced four developmental stage; Being used as at first boilor water-used chemicals is network system formula.It starts from twentieth century age end, be once the many factories of U.S. life-time service effective formula it aspect boiler scale-inhibition, inhibition, playing fairly obvious effect.Especially sexavalence chromic salts sterilizing ability is strong, has effectively avoided microbial growth, enjoys people to pay close attention in treatment of cooling water.But owing to having developed water treatment s-generation product-phosphorus line formulation series in nineteen seventies, it is the compound drug take inorganic salt polymeric phosphate as main inhibiter with take polycarboxylate (being mainly polyacrylic acid at that time) and organic multicomponent phosphoric acid salt (HEDP or EDMP) as dirt dispersion agent mainly.But in actual use, due to the scale problems of phosphorus line formulation, especially the eliminating of calcium phosphate fouling has become to perplex at that time the bottleneck that phosphorus line formulation is promoted the use of, and has all carried out many-sided exploration afterwards in solution phosphorus line formulation scale problems Shang Ge state, has facilitated the exploitation of third generation water-treated prod.In 1980s all-organic formula, organophosphorus content and using dosage are all much lower than inorganic phosphate, so efficiently solve the scale problems in phosphorus line formulation.The protective film that simultaneously all-organic formula forms in metallic surface, Zeng Qiang the corrosion inhibition of system.Single from antiscale and inhibition aspect, it very likely becomes water technology rising and easy to utilize, but along with the solution of old problem, new problem comes out again.Although with chromium be recipe ratio, phosphorus line formulation has been avoided the pollution to environment, along with going deep into of people understanding, more and more finds that phosphorus line formulation can cause water body " eutrophication ", is destroyed the eubiosis.Therefore, people re-recognize phosphorus line formulation.For keeping ecological balance, the discharge increasingly stringent of some country to phosphorus.For conservation of nature environment, nineteen nineties people have started again the exploration of non-phosphorus line formulation.At present, mainly concentrate on the research to molybdenum system and tungsten system.Molybdenum be salt and tungsten be salt do not have toxicity or toxicity very little, aspect scale inhibition, inhibition, sterilization no less than chromium system formula.Main problem is that in actual application, dosage is too large, and on the high side, affects economic benefit, is difficult to apply at present.
Another mode that the outer water treatment of pot is boiler water processing, it has made contribution in solution gyp problem, but also has a lot of drawbacks.The outer water technology of pot comprises a lot of aspects, for low pressure boiler, uses the most generally sodium ionomer resin exchange process.According to national regulation, the boiler of steam output more than 2t requires to adopt.Adopt in this way, make the sewage that contains calcium chloride, magnesium chloride enter natural water, destroyed water resources.Therefore, this phenomenon has caused expert's close attention and great attention.
In sum, boiler water processing is to guarantee boiler safety and economical operation important prerequisite, is again a global water treatment difficult problem.As can be seen here, exploitation high-efficient energy-saving environment protection boiler water technology and product are the developing direction of 21st century boiler water processing.
Treatment of Industrial Water, boiler water processing should antiscaling, descalings, guarantee boiler and auxiliary facility is unimpeded and safe operation; Prevent again corrosion, extension device work-ing life; Also will focus on environment protection and energy-saving and emission-reduction, so perfect trim point is difficult to hold, and water treatment is messy is thus global problem, is also this technical disadvantages.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of preparation method of environment-friendly boiler antiscaling, descaling inhibiter, be intended to solve existing technology can not reach Treatment of Industrial Water, boiler water processing should antiscaling, descaling, guarantee boiler and auxiliary facility is unimpeded and safe operation; Prevent again corrosion, extension device work-ing life; Also will focus on environment protection and energy-saving and emission-reduction, so perfect trim point is difficult to the problem of holding.
The embodiment of the present invention is achieved in that a kind of preparation method of environment-friendly boiler antiscaling, descaling inhibiter, and the step of the method comprises:
Step 1, by brown coal pulverize, by pulverize after brown coal, extracting solution, soda ash join in reactor, pass into steam simultaneously;
Step 2, the raw materials such as the brown coal that add, soda ash, extracting solution are reacted in reactor, reacted rear standing, static rear reactant is separated;
Step 3, extraction clear liquid, deliver to refining workshop by the clear liquid of extraction; Unreacted reactant is through Separation and Recovery, and reaction solution is delivered to refining workshop;
Step 4, by the reactant after refining evaporate, concentrated, and the reactant after concentrated is dried;
Step 5, dried product is packed, measured, finally by the product warehousing after qualified.
Further, the inhibiter of every production 1000kg need to consume brown coal 1.2T, soda ash 0.46T, extracting solution 0.2T, ER reagent 0.10T, water 15.7T, electricity 432 degree, bunker coal 0.96T.
Further, brown coal are through wet-type ball mill grinding, after screening, through bucket elevator, enter feed bin, through feeding machine by Belt Conveying to each reactor, and add soda ash, auxiliary material at reactor, pass into steam heating or direct heating simultaneously.
Further, clear liquid, after refining, send liquor evaporating plant concentrated, adopts three-effect evaporation and condensation, then concentrated solution is sent by pumping to drying plant.
Further, the present invention, in the process of drying, has increased cell wall, to drying the structure of trough, adjust, and to barometric detection, running, rotating speed etc. through repeatedly studying test, update technical equipment control section and various data.
Further, the present invention is that first the domestic ature of coal of Inner Mongolia has carried out detecting analysis, therefrom having chosen tens many high-quality coals of active principle takes different modes to carry out proportioning test, selection from the scale inhibition performance of proportioning medicament, yield polymer films, corrosion rate, toxicity test, the individual event optimum control index such as thermally-stabilised to the best overall equilbrium index of properties, experience proportioning and the test of thousands of times, grasped a large amount of firsthand information and data; And by selecting different material group carry out the test of property indices and the correction of optimum control condition and determine etc. and to determine concrete product manufacture.
" BY-1 " provided by the invention environment protection type energy saving boiler antiscaling, descaling series product integrate antiscale, scale removal, inhibition, prevent that people is as dehydration, and technology belongs to domestic initiation, and product has been filled up domestic blank.Because product innovation belongs to biological species water treatment agent, the maximum feature of product is nontoxic, pollution-free, corrosion-free.Product main component is HAC; belong to a kind of macromole organic monoacid, in HAC, contain yellow HAC, the multiple organic composition such as nucleic acid; its solubization is fabulous; chemical stability is good, high temperature resistant, scale resistance is remarkable, strong to complexing and the sequestering power of the metal ions such as the calcium in water, magnesium; applied widely to water quality; under environment exacting terms, still have good antiscale, scale removal performance, this product of life-time service can form protective membrane in metallic surface, plays good slow release effect.With other traditional water-treated prod, relatively there is following distinguishing feature: 1) use range is extensive, it is applicable to Industrial Boiler, hot water boiler, steam boiler, the steam locomotive boiler that total feed-water hardness is less than 6mmol/L, various cooling systems, uphole steam generator, and the warm vapour stove of family's soil; 2) consumption is little and take effect greatly, and when feed-water hardness is less than 6mmol/L, water per ton only needs evenly to add this product 70-200 gram, can reach the effect of descaling and antiscaling; 3) brand-new using method and result of use, used this product, the effect of existing lasting antiscale, scale removal, have again antiseptic and rustproof, educate protective membrane, prevent that people from being the function of dehydration.At boiler during breakdown, also can be used as wet method protective material, use without dropping into complex apparatus, only need to drop into boiler house elevated tank by standard.Life-time service, boiler, again without scale formation, is really accomplished the vimala operation of boiler, dynamically lower, within 40 days, can make old dirt come off gradually; 4) significant economic and social benefits, this product using method is easy, without equipment investment in early stage, concerning newly constructed boiler room, can save water treating equipment investment.For the old boiler house of existing water treating equipment, can replace resin ion tenderizer.Because its consumption is little, function is complete, effective, stable performance, life-time service can guarantee that boiler moves throughout the year under without dirty state, has thoroughly solved the various harm that boiler causes because of fouling at run duration.Therefore, for Subscriber Unit, saved a large amount of resins, industrial salt, chemical examination equipment and water treatment personnel's expense.Vimala operation throughout the year, the thermo-efficiency of raising volume boiler, the work consumption of the stagnant water such as first intercommunication, coal, electricity, has water-saving, economizes the feature of coal, power saving; 5) environmental protection and energy saving resource-saving, the raw material of this product comes from lower rotten coal, the weathered coal of heat enthalpy value of containing in a large number in the Inner Mongol.To the exploitation again of these resources, not still these waste material increments, and reduce the pollution to its environment, simultaneously, product all produces without new " three wastes " in production and use procedure, can save a large amount of non-renewable salt resources, valuable water resources, node, economizes on coal, saves industrial alkali, acid, salt etc., the harm of avoiding matting scale removal to cause environment, direct expenses saves 30%, and overhead cost saves 50%, and this is one three and wins product.
The present invention uses for reference advanced experience and the current research information with reference to the aspect of water treatment both at home and abroad, from natural organic, extract effective constituent as parent, control different reaction conditionss, from medicament scale inhibition performance, yield polymer films, erosion rate, toxicity index, the single index such as thermally-stabilised, control to property indices and approach choosing and controlling of overall equilbrium index most, experience the test of thousands of times, grasped a large amount of firsthand materials and data.Product innovation is showing obvious advantage aspect scale inhibition, corrosion inhibition, and thermal stability is good, and product is without any toxic action.In October, 1998 tissue trial production, Inner Mongolia Autonomous Region Administration of Quality and Technology Supervision ratified product innovation " company standard " and issued " Industrial products are granted production certificate " in March, 1999, pass through Huhehaote, the Inner Mongol Municipal Commission of Science and Technology August in the same year and organized expert statement, expert's conclusion is: product innovation belongs to environment protection type energy saving boiler scale inhibitor, it is domestically leading that technology belongs to, product fills the domestic gaps, and DEVELOPMENT PROSPECT is wide, and economic benefit and social benefit are remarkable.
Accompanying drawing explanation
Fig. 1 is the preparation method's of the environment-friendly boiler antiscaling, descaling inhibiter that provides of the embodiment of the present invention schema.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
1 pair of present case describes by reference to the accompanying drawings, and the embodiment of the present invention is achieved in that a kind of preparation method of environment-friendly boiler antiscaling, descaling inhibiter, and the step of the method comprises:
S101, by brown coal pulverize, by pulverize after brown coal, extracting solution, soda ash join in reactor, pass into steam simultaneously;
S102, the raw materials such as the brown coal that add, soda ash, extracting solution are reacted in reactor, reacted rear standing, static rear reactant is separated;
S103, extraction clear liquid, deliver to refining workshop by the clear liquid of extraction; Unreacted reactant is through Separation and Recovery, and reaction solution is delivered to refining workshop;
S104, by the reactant after refining evaporate, concentrated, and the reactant after concentrated is dried;
S105, dried product is packed, measured, finally by the product warehousing after qualified.
Further, the inhibiter of every production 1000kg need to consume brown coal 1.2T, soda ash 0.46T, extracting solution 0.2T, ER reagent 0.10T, water 15.7T, electricity 432 degree, bunker coal 0.96T.
Further, brown coal are through wet-type ball mill grinding, after screening, through bucket elevator, enter feed bin, through feeding machine by Belt Conveying to each reactor, and add soda ash, auxiliary material at reactor, pass into steam heating or direct heating simultaneously.
Further, clear liquid, after refining, send liquor evaporating plant concentrated, adopts three-effect evaporation and condensation, then concentrated solution is sent by pumping to drying plant.
Further, the present invention, in the process of drying, has increased cell wall, to drying the structure of trough, adjust, and to barometric detection, running, rotating speed etc. through repeatedly studying test, update technical equipment control section and various data.
Further, the present invention is that first the domestic ature of coal of Inner Mongolia has carried out detecting analysis, therefrom having chosen tens many high-quality coals of active principle takes different modes to carry out proportioning test, selection from the scale inhibition performance of proportioning medicament, yield polymer films, corrosion rate, toxicity test, the individual event optimum control index such as thermally-stabilised to the best overall equilbrium index of properties, experience proportioning and the test of thousands of times, grasped a large amount of firsthand information and data; And by selecting different material group carry out the test of property indices and the correction of optimum control condition and determine etc. and to determine concrete product manufacture.
The preparation method of environment-friendly boiler antiscaling, descaling inhibiter provided by the invention, the step of the method comprises: brown coal are pulverized, brown coal, extracting solution, soda ash after pulverizing are joined in reactor, pass into steam simultaneously; The raw materials such as the brown coal that add, soda ash, extracting solution are reacted in reactor, reacted rear standing, static rear reactant is separated; Extract clear liquid, the clear liquid of extraction is delivered to refining workshop; Unreacted reactant is through Separation and Recovery, and reaction solution is delivered to refining workshop; Reactant after refining is evaporated, concentrated, and the reactant after concentrated is dried; Dried product is packed, measured, finally by the product warehousing after qualified.
" BY-1 " provided by the invention environment protection type energy saving boiler antiscaling, descaling series product integrate antiscale, scale removal, inhibition, prevent that people is as dehydration, and technology belongs to domestic initiation, and product has been filled up domestic blank.Because product innovation belongs to biological species water treatment agent, the maximum feature of product is nontoxic, pollution-free, corrosion-free.Product main component is HAC; belong to a kind of macromole organic monoacid, in HAC, contain yellow HAC, the multiple organic composition such as nucleic acid; its solubization is fabulous; chemical stability is good, high temperature resistant, scale resistance is remarkable, strong to complexing and the sequestering power of the metal ions such as the calcium in water, magnesium; applied widely to water quality; under environment exacting terms, still have good antiscale, scale removal performance, this product of life-time service can form protective membrane in metallic surface, plays good slow release effect.With other traditional water-treated prod, relatively there is following distinguishing feature: 1) use range is extensive, it is applicable to Industrial Boiler, hot water boiler, steam boiler, the steam locomotive boiler that total feed-water hardness is less than 6mmol/L, various cooling systems, uphole steam generator, and the warm vapour stove of family's soil; 2) consumption is little and take effect greatly, and when feed-water hardness is less than 6mmol/L, water per ton only needs evenly to add this product 70-200 gram, can reach the effect of descaling and antiscaling; 3) brand-new using method and result of use, used this product, the effect of existing lasting antiscale, scale removal, have again antiseptic and rustproof, educate protective membrane, prevent that people from being the function of dehydration.At boiler during breakdown, also can be used as wet method protective material, use without dropping into complex apparatus, only need to drop into boiler house elevated tank by standard.Life-time service, boiler, again without scale formation, is really accomplished the vimala operation of boiler, dynamically lower, within 40 days, can make old dirt come off gradually; 4) significant economic and social benefits, this product using method is easy, without equipment investment in early stage, concerning newly constructed boiler room, can save water treating equipment investment.For the old boiler house of existing water treating equipment, can replace resin ion tenderizer.Because its consumption is little, function is complete, effective, stable performance, life-time service can guarantee that boiler moves throughout the year under without dirty state, has thoroughly solved the various harm that boiler causes because of fouling at run duration.Therefore, for Subscriber Unit, saved a large amount of resins, industrial salt, chemical examination equipment and water treatment personnel's expense.Throughout the year vimala operation, has improved the thermo-efficiency of boiler, relatively reduces the work consumption of water, coal, electricity, has water-saving, economizes the feature of coal, power saving; 5) environmental protection and energy saving resource-saving, the raw material of this product comes from lower rotten coal, the weathered coal of heat enthalpy value of containing in a large number in the Inner Mongol.To the exploitation again of these resources, not still these waste material increments, and reduce the pollution to its environment, simultaneously, product all produces without new " three wastes " in production and use procedure, can save a large amount of non-renewable salt resources, valuable water resources, economizes on electricity, economizes on coal, saves industrial alkali, acid, salt etc., the harm of avoiding matting scale removal to cause environment, direct expenses saves 30%, and overhead cost saves 50%, and this is one three and wins product.
The present invention uses for reference advanced experience and the current research information with reference to the aspect of water treatment both at home and abroad, from natural organic, extract effective constituent as parent, control different reaction conditionss, from medicament scale inhibition performance, yield polymer films, erosion rate, toxicity index, the single index such as thermally-stabilised, control to property indices and approach choosing and controlling of overall equilbrium index most, experience the test of thousands of times, grasped a large amount of firsthand materials and data.Product innovation is showing obvious advantage aspect scale inhibition, corrosion inhibition, and thermal stability is good, and product is without any toxic action.In October, 1998 tissue trial production, Inner Mongolia Autonomous Region Administration of Quality and Technology Supervision ratified product innovation " company standard " and issued " Industrial products are granted production certificate " in March, 1999, pass through Huhehaote, the Inner Mongol Municipal Commission of Science and Technology August in the same year and organized expert statement, expert's conclusion is: product innovation belongs to environment protection type energy saving boiler scale inhibitor, it is domestically leading that technology belongs to, product fills the domestic gaps, and DEVELOPMENT PROSPECT is wide, and economic benefit and social benefit are remarkable.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (5)
1. a preparation method for environment-friendly boiler antiscaling, descaling inhibiter, is characterized in that, the step of the method comprises:
Step 1, by brown coal pulverize, by pulverize after brown coal, extracting solution, soda ash join in reactor, pass into steam simultaneously;
Step 2, the raw materials such as the brown coal that add, soda ash, extracting solution are reacted in reactor, reacted rear standing, static rear reactant is separated;
Step 3, extraction clear liquid, deliver to refining workshop by the clear liquid of extraction; Unreacted reactant is through Separation and Recovery, and reaction solution is delivered to refining workshop;
Step 4, by the reactant after refining evaporate, concentrated, and the reactant after concentrated is dried;
Step 5, dried product is packed, measured, finally by the product warehousing after qualified.
2. the preparation method of environment-friendly boiler antiscaling, descaling inhibiter as claimed in claim 1, it is characterized in that, the inhibiter of every production 1000kg need to consume brown coal 1.2T, soda ash 0.46T, extracting solution 0.2T, ER reagent 0.10T, water 15.7T, electricity 432 degree, bunker coal 0.96T.
3. the preparation method of environment-friendly boiler antiscaling, descaling inhibiter as claimed in claim 1, it is characterized in that, brown coal are through wet-type ball mill grinding, after screening, through bucket elevator, enter feed bin, through feeding machine by Belt Conveying to each reactor, and add soda ash, auxiliary material at reactor, pass into steam heating or direct heating simultaneously.
4. the preparation method of environment-friendly boiler antiscaling, descaling inhibiter as claimed in claim 1, is characterized in that, clear liquid, after refining, send liquor evaporating plant concentrated, adopts three-effect evaporation and condensation, then concentrated solution is sent by pumping to drying plant.
5. the preparation method of environment-friendly boiler antiscaling, descaling inhibiter as claimed in claim 1, it is characterized in that, the present invention is in the process of drying, increased cell wall, the structure of drying trough is adjusted, and to barometric detection, running, rotating speed etc. through repeatedly studying test, update technical equipment control section and various data.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416989A (en) * | 2017-09-16 | 2017-12-01 | 广州联福新材料科技有限公司 | A kind of modified scale inhibitor material producing method and equipment |
| CN114262884A (en) * | 2021-12-25 | 2022-04-01 | 福州大学 | Phosphoric acid-excited fly ash gelling type rust conversion agent and preparation method thereof |
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| CN1040776A (en) * | 1989-08-23 | 1990-03-28 | 伊川县平等化学材料研究所 | Boiler incrustation-proof descaling agent |
| CN101423298A (en) * | 2008-11-18 | 2009-05-06 | 邱永利 | SS water treatment agent |
-
2014
- 2014-01-13 CN CN201410012868.3A patent/CN103755045A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040776A (en) * | 1989-08-23 | 1990-03-28 | 伊川县平等化学材料研究所 | Boiler incrustation-proof descaling agent |
| CN101423298A (en) * | 2008-11-18 | 2009-05-06 | 邱永利 | SS water treatment agent |
Non-Patent Citations (1)
| Title |
|---|
| 王仁: "泥炭腐殖酸提取工艺过程的实验研究", 《中国优秀硕士学位论文全文数据库 农业科技辑》, no. 8, 15 August 2009 (2009-08-15), pages 2 - 9 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107416989A (en) * | 2017-09-16 | 2017-12-01 | 广州联福新材料科技有限公司 | A kind of modified scale inhibitor material producing method and equipment |
| WO2019052272A1 (en) * | 2017-09-16 | 2019-03-21 | 广州联福新材料科技有限公司 | Composite material and preparation method therefor and use thereof |
| CN110177765A (en) * | 2017-09-16 | 2019-08-27 | 广州联福新材料科技有限公司 | A kind of composite material and preparation method and purposes |
| CN110177765B (en) * | 2017-09-16 | 2021-11-09 | 广州联福新材料科技有限公司 | Production method of modified scale-inhibiting slow-release material |
| CN114262884A (en) * | 2021-12-25 | 2022-04-01 | 福州大学 | Phosphoric acid-excited fly ash gelling type rust conversion agent and preparation method thereof |
| CN114262884B (en) * | 2021-12-25 | 2023-06-30 | 福州大学 | Phosphoric acid-excited fly ash gelling type rust conversion agent and preparation method thereof |
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Application publication date: 20140430 |