CN1828135A - Method and device for producing steam using indirect heating type boiler - Google Patents
Method and device for producing steam using indirect heating type boiler Download PDFInfo
- Publication number
- CN1828135A CN1828135A CN 200510054643 CN200510054643A CN1828135A CN 1828135 A CN1828135 A CN 1828135A CN 200510054643 CN200510054643 CN 200510054643 CN 200510054643 A CN200510054643 A CN 200510054643A CN 1828135 A CN1828135 A CN 1828135A
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- Prior art keywords
- boiler
- steam
- evaporimeter
- water
- heating type
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000007788 liquid Substances 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 239000000839 emulsion Substances 0.000 claims description 2
- 230000009466 transformation Effects 0.000 claims description 2
- 230000008020 evaporation Effects 0.000 description 5
- 238000001704 evaporation Methods 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 229910001424 calcium ion Inorganic materials 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000006392 deoxygenation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention provides a method for generating steam with indirect-heat boiler and relative device, which can solve the problem of indirect-heat boiler which can only heat the water inside coil pipe, but can not generate steam to be used. The invention first uses the medium heating exchanger inside the indirect-heating boiler to heat the working water inside the coil pipe; then feeds heated working water to the expanding steamer to generate the steam. The invention can continuously generate a lot of steam, with lower cost and high reliability.
Description
Technical field
The present invention relates to firing equipment and method, especially a kind of method and device thereof that produces steam with indirect heating type boiler.
Background technology
Present steam boiler all is that water is directly delivered in the boiler, is heated to be vaporizated into steam in pot.Owing to contain the calcium ion and the magnesium ion of thoroughly Ex-all in the water, on boiler heating surface, will tie unavoidably and scale, for reducing since the harm of problems such as overheated, the bulge that incrustation scale causes boiler, booster, crackle, burn into waste fuel to expend the person property water is softened processing.In addition, for the oxygen that dissolves in the anti-sealing etc. causes corrosion to boiler, also need to expend the person property and deoxygenation is carried out in boiler feedwater handled.
Use intermediate medium in the pot of indirect heating type boiler, the working-medium water that needs heating does not contact with boiler heating surface in heat exchanger coils, therefore, problems such as above-mentioned scaling and oxygen corrosion can not take place in the pot of indirect heating type boiler.But indirect heating type boiler in the past can only use and can not produce steam the water heat temperature raising in the coil pipe for production and life.
Summary of the invention
The purpose of this invention is to provide a kind of method and device thereof that produces steam with indirect heating type boiler, solving indirect heating type boiler can only be with the water heat temperature raising in the coil pipe, and can not produce steam for the problem of producing and life is used, utilized the advantage of indirect heating type boiler, simultaneously, security, economy, the reliability of boiler have been improved.
Technical scheme of the present invention is: a kind of indirect heating type boiler produces the method for steam, at first by the working-medium water in the intermediate medium heating heat exchanger coil pipe in the indirect heating type boiler pot, with the working-medium water after the heating in the coil pipe, send into flash-boiling evaporators and produce steam then.
The indirect heating type boiler of this scheme is a Phase transformation boiler.
The indirect heating type boiler of this scheme, intermediate medium is a water in the pot, or organic liquid, or inorganic liquid, or organic and mixed liquor, the aqueous solution, emulsion inorganic liquid.
She Ji indirect heating type steam boiler according to the method described above, be provided with heat exchanger coils in the boiler main frame, the sender property outlet of coil pipe is connected with the top of evaporimeter, and the working medium inlet of coil pipe is connected with the bottom of evaporimeter by circulating line, and steam (vapor) outlet is communicated with the top vapor space of evaporimeter.
On the working medium of the coil pipe inlet circulating line, but series circulation pump also.
Above-mentioned indirect heating type steam boiler, evaporimeter is a vertical type evaporator, and perpendicular in the evaporimeter have a mid-dividing plate, and the two ends of mid-dividing plate are connected with evaporator shell, leave steam-water channel up and down; The inlet of coil pipe working medium inlet circulating line or circulating pump and the outlet of evaporimeter make-up pipe are positioned at the both sides of mid-dividing plate; The sender property outlet pipe of coil pipe connects the water distribution floral tube in the evaporimeter.
According to the present invention, the working-medium water of elevated pressures enters the indirect heating type boiler heat exchanger coils, be heated to higher temperature after, introduce flash-boiling evaporators, temperature is higher than the water of vapourizing temperature under the evaporator pressure, enter evaporimeter after because the reduction of pressure, the part flash-off of steam uses for productive life, part is present in the evaporimeter bottom, is recycled pipeline or circulating pump and delivers to the boiler heat-exchanger coil pipe and heat once more, and so circulation repeatedly, constantly supplement boiler feedwater just can constantly produce steam simultaneously.
Because working-medium water do not contact boiler heating surface, problems such as above-mentioned scaling and oxygen corrosion take place with regard to not causing in calcium ions and magnesium ions in the working-medium water and dissolved oxygen at boiler heating surface.
In addition, because the carbonate deposit composition in the water just can separated out below 100 ℃ substantially fully, the noncarbonate composition of scale just can be separated out when evaporation and concentration, therefore, in make-up water is mended evaporimeter and be heated to when entering heat exchanger coils again about 100 ℃, carbonate deposit composition in the water is just separated out, and has stayed in the evaporimeter; Water about 100 ℃ enters and flows to when vaporizing in the evaporimeter after heat exchanger coils is heated once more again, noncarbonate composition of scale in the water is just separated out because of evaporation of water concentrates, also stayed in the evaporimeter, so, incrusted degree reduces greatly in the heat exchanger coils, not even fouling, the safety of boiler, economy, reliability improve greatly, save a large amount of water treatment expenses.
Description of drawings
Fig. 1, Fig. 2 are structural representation of the present invention.
The specific embodiment
As shown in Figure 1 and Figure 2, Fig. 2 is the concrete enforcement structure chart of Fig. 1.Indirect heating type steam boiler shown in Figure 2, boiler main frame 1 is the organic media phase change vacuum boiler, be provided with heat exchanger coils 2 in the boiler main frame, the sender property outlet 3 of coil pipe is connected with the top of vertical type evaporator 4, the working medium inlet 5 of coil pipe is connected with the bottom of evaporimeter by circulating line 6 and water circulating pump 8, steam (vapor) outlet 7 is communicated with the top vapor space of evaporimeter, erect in the evaporimeter mid-dividing plate 9 is arranged, the inlet 10 of water circulating pump water inlet pipe and the outlet 12 of evaporimeter make-up pipe 11 are positioned at the both sides of mid-dividing plate, and highly big about half high position of evaporimeter, the sender property outlet pipe of coil pipe connects the water distribution floral tube 13 in the evaporimeter.Evaporimeter is provided with necessary annexes such as water level meter, Pressure gauge, safety valve, blowoff valve, and the organic media phase change vacuum boiler is provided with necessary annexes such as pressure vacuum gauge, liquid level gauge, vacuum pressure controller.Mid-dividing plate and the inlet of circulating pump water inlet pipe and the effect of make-up water mouth of pipe position in the evaporimeter, be to prolong the time of staying of feedwater in evaporimeter, feedwater is entered can be warmed up to behind the evaporimeter to surpass about 100 ℃ and enter heat exchanger coils again, make in the water carbonate deposit fully separate out and settlement in evaporimeter; A lot of apertures are arranged on the water distribution floral tube, its role is to reduce disturbance, evenly evaporation, the noncarbonate incrustation scale settlement of separating out when making evaporation and concentration.This embodiment has not incrusted substantially characteristics in the coil pipe.
During work, after the low temperature make-up water enters evaporimeter, with top saturation water Hybrid Heating after be higher than about 100 ℃, be recycled pump and pump into phase change vacuum boiler coil pipe inlet, saturation temperature under boiler is heated to above evaporator operation pressure, but will continue to keep liquid under pressure, enter the evaporimeter decompression evaporation by the water distribution floral tube then, part water becomes that saturated vapor rises to air space and discharges through steam (vapor) outlet and uses for productive life, another part water flows downward, pump into the boiler coil pipe and heated once more with being recycled pump after the make-up water of mend mixes, so circulate repeatedly, constantly produce saturated vapor.When the make-up water mass flow was identical with the steam raising mass flow, the evaporimeter water level remained unchanged.
Claims (6)
1. the method with indirect heating type boiler generation steam is characterized in that, at first by the working-medium water in the intermediate medium heating heat exchanger coil pipe in the indirect heating type boiler pot, then with the working-medium water after the heating in the coil pipe, sends into flash-boiling evaporators generation steam.
2. the method with indirect heating type boiler generation steam as claimed in claim 1 is characterized in that described indirect heating type boiler is a Phase transformation boiler.
3. the method with indirect heating type boiler generation steam as claimed in claim 1 or 2 is characterized in that intermediate medium is a water in the described pot, or organic liquid, or inorganic liquid, or organic and mixed liquor, the aqueous solution, emulsion inorganic liquid.
4. indirect heating type steam boiler, be provided with heat exchanger coils (2) in the boiler main frame (1), it is characterized in that, the sender property outlet of coil pipe (3) is connected with the top of evaporimeter (4), the working medium inlet (5) of coil pipe is connected with the hydrospace, bottom of evaporimeter by circulating line (6), and steam (vapor) outlet (7) is communicated with the top vapor space of evaporimeter.
5. indirect heating type steam boiler as claimed in claim 4 is characterized in that the inlet of described circulating line (6) is in series with water circulating pump (8).
6. as claim 4 or 5 described indirect heating type steam boilers, it is characterized in that evaporimeter (4) is a vertical type evaporator, perpendicular in the evaporimeter (4) have a mid-dividing plate (9), the two ends of mid-dividing plate to be connected with evaporator shell, leaves steam-water channel up and down; The inlet (10) of circulating line (6) or water circulating pump (8) and the outlet (12) of evaporimeter make-up pipe (11) are positioned at the both sides of mid-dividing plate; The sender property outlet pipe of coil pipe connects the water distribution floral tube (13) in the evaporimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100546435A CN1828135B (en) | 2005-02-28 | 2005-02-28 | Device for producing steam using indirect heating type boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2005100546435A CN1828135B (en) | 2005-02-28 | 2005-02-28 | Device for producing steam using indirect heating type boiler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1828135A true CN1828135A (en) | 2006-09-06 |
| CN1828135B CN1828135B (en) | 2010-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2005100546435A Expired - Fee Related CN1828135B (en) | 2005-02-28 | 2005-02-28 | Device for producing steam using indirect heating type boiler |
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| CN (1) | CN1828135B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115023A (en) * | 2015-09-24 | 2015-12-02 | 北京英豪阳光太阳能工业有限公司 | No-water floor heating system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103217021A (en) * | 2013-05-06 | 2013-07-24 | 无锡盛力达科技股份有限公司 | Open firing heat treatment furnace tail gas recovery device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2534778B1 (en) * | 1982-10-26 | 1985-10-04 | Semada Sa | PLANT FOR THE HEAT TREATMENT OF PIECES OF ANIMAL MATERIAL |
| CN2143288Y (en) * | 1993-01-14 | 1993-10-06 | 付伯钦 | Vacuum heating apparatus |
| CN2606839Y (en) * | 2003-01-21 | 2004-03-17 | 赵锋 | Vacuum phase changing gravity type hot tube boiler |
| CN2811757Y (en) * | 2005-02-28 | 2006-08-30 | 雷振华 | Indirect heating type steam boiler |
-
2005
- 2005-02-28 CN CN2005100546435A patent/CN1828135B/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105115023A (en) * | 2015-09-24 | 2015-12-02 | 北京英豪阳光太阳能工业有限公司 | No-water floor heating system |
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| Publication number | Publication date |
|---|---|
| CN1828135B (en) | 2010-04-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20090306 Address after: Post encoding high tech Industrial Development Zone, the new technology center of the Ningxia Hui Autonomous Region Yinchuan City: 750002 Applicant after: Sanxin Heat Superconduction Technology Co., Ltd., Ningxia Address before: Phoenix North Yinchuan City No. 110 the Ningxia Hui Autonomous Region Tianle shark seafood world Wang Shuxia post encoding: 750001 Applicant before: Lei Zhenhua |
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Owner name: NINGXIA SANXIN HEAT SUPERCONDUCT TECHNOLOGY CO., L Free format text: FORMER OWNER: LEI ZHENHUA Effective date: 20090306 |
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Effective date of registration: 20161230 Address after: 750002 the Ningxia Hui Autonomous Region hi tech Industrial Development Zone of Yinchuan Road 6, three new technology center Patentee after: Ningxia Sanxin vacuum boiler manufacturing Co., Ltd. Address before: The new technology center of Yinchuan high tech Industrial Development Zone, the Ningxia Hui Autonomous Region 750002 Patentee before: Sanxin Heat Superconduction Technology Co., Ltd., Ningxia |
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Addressee: Yi Chunhua Document name: Notice of termination of patent |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20100428 Termination date: 20200228 |