CN101846309A - Boiler room exhaust steam recovery unit - Google Patents
Boiler room exhaust steam recovery unit Download PDFInfo
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- CN101846309A CN101846309A CN200910030274A CN200910030274A CN101846309A CN 101846309 A CN101846309 A CN 101846309A CN 200910030274 A CN200910030274 A CN 200910030274A CN 200910030274 A CN200910030274 A CN 200910030274A CN 101846309 A CN101846309 A CN 101846309A
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Abstract
The invention relates to a boiler room exhaust steam recovery unit which comprises heat exchange equipment 1, heat exchange equipment 2 and heat exchange equipment 3, wherein desalted water, constantly and continuously discharged sewage enter the heat exchange equipment 1 through corresponding pipelines for heat exchange, the desalted water from the heat exchange equipment 1, the exhaust steam of a drain tap and the constantly and continuously discharged exhaust steam enter the heat exchange equipment 2 through the corresponding pipelines for heat exchange, and the desalted water from the heat exchange equipment 2 and the exhaust steam of a deaerator enter the heat exchange equipment 3 through the corresponding pipelines for heat exchange. The boiler room exhaust room recovery unit recovers the exhaust steam around a boiler room, so that the mist steaming phenomenon around a traditional boiler room is thoroughly eliminated, and the environment is greatly changed.
Description
Technical field
The present invention relates to boiler room exhaust steam recovery unit, belong to the energy recovery technical field.
Background technology
To produce the exhaust steam and the hot sewage of following several respects in the boiler room running: decide the exhaust steam of row, platoon, the generation of pipeline draining system; Fixed row, the hot sewage of platoon; Oxygen-eliminating device produces 〉=105 ℃ exhaust steam.Contain a large amount of heat contents in these exhaust steam, the hot sewage, the medium and small boiler room generally all drains into atmosphere, sewerage with emptying or in line form.Drain into the exhaust steam in the atmosphere, form fog, influence the boiler room surrounding enviroment.Reclaim problem at boiler room exhaust steam at present, the traditional handicraft solution adopts more: 1, volley the oxygen-eliminating device exhaust steam with water on the oxygen-eliminating device as working media waterpower, reach the purpose that reclaims exhaust steam by the excessive gas of secondary again; 2, heat exchange is carried out in the oxygen-eliminating device exhaust steam, condensate water is pumped to the oxygen-eliminating device waterline one oxygen-eliminating device of going forward side by side by water pump.These engineering proposals exist operation control complicated, consume part power; The exhaust steam that other system of boiler room is produced does not have solution preferably.
Summary of the invention
The present invention is directed to above-mentioned defective, purpose is to provide the heat of the living exhaust steam of a kind of house property of recovery boiler preferably, makes heat energy be reused, avoid simultaneously environment is produced the boiler room exhaust steam recovery unit that pollutes.
Technical scheme of the present invention is: the present invention includes heat transmission equipment one, heat transmission equipment two and heat transmission equipment three, wherein demineralized water and decide row, platoon sewage enters heat transmission equipment one heat exchange by corresponding pipeline, the exhaust steam of demineralized water that heat transmission equipment one comes out and drain tank, fixed row, platoon enters heat transmission equipment two heat exchange by corresponding pipeline, and demineralized water that heat transmission equipment two comes out and oxygen-eliminating device exhaust steam enter heat transmission equipment three heat exchange by corresponding pipeline.
Heat transmission equipment two, heat transmission equipment three are selected horizontal tubular heat exchanger for use.
Heat transmission equipment one comprises shell, be arranged on the U type tube bank in the shell and be connected the bobbin carriage of shell one end by flange, and bobbin carriage and the tube bank of U type communicate, and demineralized water is imported and exported and is arranged on the bobbin carriage, and fixed row, platoon sewage are imported and exported and is arranged on the shell.
Heat transmission equipment two comprises shell, is arranged on U type tube bank in the shell and the bobbin carriage that is connected shell one end by flange, bobbin carriage and the tube bank of U type communicate, demineralized water is imported and exported and to be arranged on the bobbin carriage, and the exhaust steam import of drain tank, fixed row, platoon, outlet, the gas outlet of overflowing by the condensate water that produces after the heat exchange are arranged on the shell.
Heat transmission equipment is vertical heat transmission equipment, the bobbin carriage that comprises shell, is arranged on the tube bank in the shell and is arranged on the shell upper end, the outlet of exhaust steam inlet and the excessive gas that produces by heat exchange is separately positioned on the upper end of shell both sides, demineralized water inlet, outlet are separately positioned on the both sides of bobbin carriage, and the condensate water outlet is arranged on the lower end of shell.
Demineralized water of the present invention is as oxygen-eliminating device moisturizing usefulness, and heat transmission equipments at different levels overcome the system pipes resistance by oxygen-eliminating device moisturizing overbottom pressure, need not to increase pump, and annex such as control, is in the operating condition of Maintenance free.After engineering proposal of the present invention comes into operation, the thermal deaerator mode of operation with use before operation scheme constant, the deaerating effect of boiler feedwater is had no effect.The oxygen-eliminating device moisturizing with decide platoon sewage, oxygen-eliminating device moisturizing and drain tank exhaust steam+the decide horizontal heat transmission equipment of platoon exhaust steam two-stage heat transmission equipment selection standard; Oxygen-eliminating device moisturizing and oxygen-eliminating device exhaust steam heat transmission equipment need solve excessive gas in the exhaust steam and condensate water from flow problem, have made vertical non-standard equipment.Engineering proposal of the present invention is implemented in operation boiler room branch at certain, and through detecting, after changing one, changing two heat-obtainings, oxygen-eliminating device moisturizing temperature improves about 20 ℃ after the enforcement; After changing three heat-obtainings, oxygen-eliminating device moisturizing temperature improves about 20 ℃; Per hour reclaim about 0.6 ton of condensed water.Actual measurement deaerated water oxygen content is at 0.04mg/l, with suitable substantially before the exhaust steam recovery application.Because the exhaust steam around the boiler room is recovered, the steaming sign of former boiler room periphery fog is thoroughly eliminated, and environment greatly takes on a new look.
Description of drawings
Fig. 1 is a flow chart of the present invention
Fig. 2 is the structural representation of heat transmission equipment one
Among the figure 1 be shell, 2 for U type tube bank, 3 for bobbin carriage, 4 for the demineralized water import, 5 for the demineralized water outlet, 6 for fixed row, the import of platoon sewage, 7 for decide to arrange, the platoon outlet of sewer.
Fig. 3 is the structural representation of heat transmission equipment two
8 is that shell, 9 exports for excessive gas for condensate water outlet, 15 for demineralized water outlet, the 13 exhaust steam imports for water tank, fixed row, platoon, 14 for demineralized water import, 12 for bobbin carriage, 11 for U type tube bank, 10 among the figure.
Fig. 4 is the structural representation of heat transmission equipment three
16 is that shell, 17 exports, 23 is that condensate water exports for demineralized water for demineralized water inlet, 22 for the gas outlet of overflowing, 21 for exhaust steam inlet, 20 for bobbin carriage, 19 for tube bank, 18 among the figure.
The specific embodiment
The present invention includes heat transmission equipment one, heat transmission equipment two and heat transmission equipment three, wherein demineralized water and decide row, platoon sewage enters heat transmission equipment one heat exchange by corresponding pipeline, the exhaust steam of demineralized water that heat transmission equipment one comes out and drain tank, fixed row, platoon enters heat transmission equipment two heat exchange by corresponding pipeline, and demineralized water that heat transmission equipment two comes out and oxygen-eliminating device exhaust steam enter heat transmission equipment three heat exchange by corresponding pipeline.
Heat transmission equipment two, heat transmission equipment three are selected horizontal tubular heat exchanger for use.
Heat transmission equipment one comprises shell 1, is arranged on U type tube bank 2 in the shell 1 and the bobbin carriage 3 that is connected shell 1 one ends by flange, bobbin carriage 3 and U type tube bank 2 communicate, demineralized water import 4, outlet 5 are arranged on the bobbin carriage 3, and fixed row, platoon sewage import 6, outlet 7 are arranged on the shell 1.
Heat transmission equipment two comprises shell 8, is arranged on U type tube bank 9 in the shell 8 and the bobbin carriage 10 that is connected shell 8 one ends by flange, bobbin carriage 10 and U type tube bank 9 communicate, demineralized water import 11, outlet 12 are arranged on the bobbin carriage 10, and the exhaust steam import 13 of drain tank, fixed row, platoon, outlet 14, the gas outlet 15 of overflowing by the condensate water that produces after the heat exchange are arranged on the shell 8.
Heat transmission equipment is vertical heat transmission equipment, comprise shell 16, be arranged on tube bank 17 in the shell 16 and the bobbin carriage 18 that is arranged on shell 16 upper ends, exhaust steam inlet 19 and be separately positioned on the upper end of shell 16 both sides by the excessive gas outlet 20 that heat exchange produces, demineralized water inlet 21, outlet 22 are separately positioned on the both sides of bobbin carriage 18, and condensate water outlet 23 is arranged on the lower end of shell 16.
Described demineralized water is as oxygen-eliminating device moisturizing usefulness, and demineralized water successively passes through heat transmission equipment one, heat transmission equipment two, heat transmission equipment three by small pump.
Each unit of the present invention is step by step after the heat exchange, the condensate water that condensation is got off is from the low level drain tank that flows to steam generator system, condensation is hydrophobic reclaims through original system in the lump with system is hydrophobic, and heat-exchange systems at different levels all need not to increase pump and control system, and operating condition is in the Maintenance free state.
Claims (6)
1. boiler room exhaust steam recovery unit, it is characterized in that, comprise heat transmission equipment one, heat transmission equipment two and heat transmission equipment three, wherein demineralized water and decide row, platoon sewage enters heat transmission equipment one heat exchange by corresponding pipeline, the exhaust steam of demineralized water that heat transmission equipment one comes out and drain tank, fixed row, platoon enters heat transmission equipment two heat exchange by corresponding pipeline, and demineralized water that heat transmission equipment two comes out and oxygen-eliminating device exhaust steam enter heat transmission equipment three heat exchange by corresponding pipeline.
2. a kind of boiler room exhaust steam recovery unit according to claim 1 is characterized in that, heat transmission equipment two, heat transmission equipment three are selected horizontal tubular heat exchanger for use.
3. a kind of boiler room exhaust steam recovery unit according to claim 2, it is characterized in that, heat transmission equipment one comprises shell, is arranged on U type tube bank in the shell and the bobbin carriage that is connected shell one end by flange, bobbin carriage and the tube bank of U type communicate, demineralized water is imported and exported and is arranged on the bobbin carriage, and fixed row, platoon sewage are imported and exported and is arranged on the shell.
4. a kind of boiler room exhaust steam recovery unit according to claim 2, it is characterized in that, heat transmission equipment two comprises shell, is arranged on U type tube bank in the shell and the bobbin carriage that is connected shell one end by flange, bobbin carriage and the tube bank of U type communicate, demineralized water is imported and exported and to be arranged on the bobbin carriage, and the exhaust steam import of drain tank, fixed row, platoon, outlet, the gas outlet of overflowing by the condensate water that produces after the heat exchange are arranged on the shell.
5. a kind of boiler room exhaust steam recovery unit according to claim 1, it is characterized in that, heat transmission equipment is vertical heat transmission equipment, the bobbin carriage that comprises shell, is arranged on the tube bank in the shell and is arranged on the shell upper end, the outlet of exhaust steam inlet and the excessive gas that produces by heat exchange is separately positioned on the upper end of shell both sides, demineralized water inlet, outlet are separately positioned on the both sides of bobbin carriage, and the condensate water outlet is arranged on the lower end of shell.
6. a kind of boiler room exhaust steam recovery unit according to claim 1 is characterized in that, described demineralized water is as oxygen-eliminating device moisturizing usefulness, and demineralized water successively passes through heat transmission equipment one, heat transmission equipment two, heat transmission equipment three by small pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100302744A CN101846309B (en) | 2009-03-24 | 2009-03-24 | Boiler room exhaust steam recovery unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100302744A CN101846309B (en) | 2009-03-24 | 2009-03-24 | Boiler room exhaust steam recovery unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101846309A true CN101846309A (en) | 2010-09-29 |
| CN101846309B CN101846309B (en) | 2012-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100302744A Expired - Fee Related CN101846309B (en) | 2009-03-24 | 2009-03-24 | Boiler room exhaust steam recovery unit |
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| CN (1) | CN101846309B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388817A (en) * | 2013-07-16 | 2013-11-13 | 广西华锐钢铁工程设计咨询有限责任公司 | Residual heat recovery system of sewage water of coke dry quenching boiler |
| CN108105753A (en) * | 2018-02-02 | 2018-06-01 | 青岛特殊钢铁有限公司 | A kind of dry cooling oxygen remover dead steam recovery system |
| CN108194914A (en) * | 2018-03-06 | 2018-06-22 | 西安西热锅炉环保工程有限公司 | Steam exhaust pressure adjustable water seal arrangement and its method of work are arranged surely by a kind of thermal power plant |
| CN108800100A (en) * | 2018-07-02 | 2018-11-13 | 东莞埃欧热能技术有限公司 | Compact device is recycled in efficient steam exhaust |
| CN109611821A (en) * | 2018-12-24 | 2019-04-12 | 新奥数能科技有限公司 | A kind of boiler supply water deaerating system and deoxidation method |
| CN109855083A (en) * | 2019-01-14 | 2019-06-07 | 南通常安能源有限公司 | A kind of boiler blow-off waste heat recovery processing system |
| CN111536501A (en) * | 2020-05-09 | 2020-08-14 | 济南达能动力技术有限责任公司 | Heating method for boiler deaerator inlet water |
| CN114623433A (en) * | 2022-03-11 | 2022-06-14 | 淄博博一新能源科技发展有限公司 | Step recovery method and system for waste steam and waste heat of steam grinding in titanium dioxide production |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5924389A (en) * | 1998-04-03 | 1999-07-20 | Combustion Engineering, Inc. | Heat recovery steam generator |
| CN2674293Y (en) * | 2003-08-29 | 2005-01-26 | 杨高利 | Low-position heat energy recoverer |
| CN100498178C (en) * | 2006-10-16 | 2009-06-10 | 李树生 | Low-condensed-water recovering system |
| CN101165399B (en) * | 2007-08-07 | 2010-11-03 | 江苏工业学院 | Boiler low grade residual heat combined reclamation method and device |
| CN201448821U (en) * | 2009-03-24 | 2010-05-05 | 扬州石化有限责任公司 | Boiler house waste steam recycling device |
-
2009
- 2009-03-24 CN CN2009100302744A patent/CN101846309B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103388817A (en) * | 2013-07-16 | 2013-11-13 | 广西华锐钢铁工程设计咨询有限责任公司 | Residual heat recovery system of sewage water of coke dry quenching boiler |
| CN108105753A (en) * | 2018-02-02 | 2018-06-01 | 青岛特殊钢铁有限公司 | A kind of dry cooling oxygen remover dead steam recovery system |
| CN108194914A (en) * | 2018-03-06 | 2018-06-22 | 西安西热锅炉环保工程有限公司 | Steam exhaust pressure adjustable water seal arrangement and its method of work are arranged surely by a kind of thermal power plant |
| CN108194914B (en) * | 2018-03-06 | 2024-01-19 | 西安西热锅炉环保工程有限公司 | Fixed exhaust steam pressure adjustable water seal device of thermal power plant and working method thereof |
| CN108800100A (en) * | 2018-07-02 | 2018-11-13 | 东莞埃欧热能技术有限公司 | Compact device is recycled in efficient steam exhaust |
| CN109611821A (en) * | 2018-12-24 | 2019-04-12 | 新奥数能科技有限公司 | A kind of boiler supply water deaerating system and deoxidation method |
| CN109855083A (en) * | 2019-01-14 | 2019-06-07 | 南通常安能源有限公司 | A kind of boiler blow-off waste heat recovery processing system |
| CN111536501A (en) * | 2020-05-09 | 2020-08-14 | 济南达能动力技术有限责任公司 | Heating method for boiler deaerator inlet water |
| CN114623433A (en) * | 2022-03-11 | 2022-06-14 | 淄博博一新能源科技发展有限公司 | Step recovery method and system for waste steam and waste heat of steam grinding in titanium dioxide production |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101846309B (en) | 2012-05-23 |
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Granted publication date: 20120523 Termination date: 20210324 |