CN101893391A - 利用烟气冷凝热能的组合型肋片管式防腐换热装置 - Google Patents
利用烟气冷凝热能的组合型肋片管式防腐换热装置 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
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- F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F19/00—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers
- F28F19/02—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings
- F28F19/06—Preventing the formation of deposits or corrosion, e.g. by using filters or scrapers by using coatings, e.g. vitreous or enamel coatings of metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
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- F28F21/087—Heat exchange elements made from metals or metal alloys from nickel or nickel alloys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
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- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H8/00—Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation
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- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
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Abstract
利用烟气冷凝热能的组合型肋片管式防腐换热装置,属于金属防腐与冷凝换热技术领域。本发明针对冷凝换热器腐蚀主要为电化学腐蚀和肋片面积大、消耗镀层材料多的特点,并根据阴极保护和增强换热原理,从材料和表面防护上进行了优化组合,构成三种组合防腐换热装置,其中一种是在紫铜肋片基管上镀非晶态镍铜磷复合层,肋片为铜片或铝合金肋片,再整体涂一层有机涂层;第二种是黄铜肋片基管上镀非晶态镍铜磷复合层,肋片为铝合金片,再整体涂一层有机涂层;第三种是白铜肋片基管,肋片为黄铜片或铝合金片,整体涂一层有机涂层。本发明充分发挥了不同材质和涂镀层的突出优点,使得装置具有制造成本低、传热性能好和耐腐蚀等特点。
Description
技术领域
本发明涉及天然气锅炉和燃气直燃机、天然气热电联产等天然气利用设备回收利用烟气冷凝热能的换热装置和冷凝式天然气锅炉或燃气直燃机等冷凝式天然气利用设备用冷凝换热器。特别涉及利用烟气冷凝热能的组合防腐体系换热装置,属于传热传质强化与金属防腐技术与节能领域。
背景技术
普通天然气锅炉和直燃机及天然气热电联产等天然气利用设备,排烟温度均在100℃以上,造成能源浪费和对环境的污染,其热效率一般低于90%。
在天然气利用设备尾部增设烟气冷凝换热器,将排烟温度降到烟气露点温度以下,不仅可以利用排烟显热,还可利用天然气燃烧时产生的大量水蒸气凝结时放出的大量潜热,热效率可提高10~20%,理论上,回收水蒸汽潜热可提高热效率11%。从而节约能源,并减少有害气体排放,同时凝结液会溶解吸收排烟中COX、NOX、SOX等部分有害气体,对烟气还有一定的净化作用。因此,研究与开发烟气冷凝热能回收利用装置,开发冷凝式天然气利用设备或将普通天然气利用设备系统改造为冷凝式系统,是高效利用天然气、减少环境污染最有效途径。因此,研究开发烟气冷凝换热器或换热装置,成为热科学和能源环境工程领域热点课题。
由于水蒸汽凝结液溶解了烟气中部分有害气体,形成含有硝酸根、亚硝酸根、氯酸根、硫酸根离子的具有较强酸性的腐蚀液,会对换热器造成腐蚀,影响其使用寿命。同时,冷凝式天然气利用设备通常要求结构紧凑、体积小、重量轻、成本低。因而,冷凝换热设备的防腐技术与传热传质强化技术和集成技术,提高设备寿命周期、降低生产制造成本和碳排放,成为开发冷凝式天然气利用设备技术关键。
目前,国际上冷凝换热器或装置主要采用如铸铝、铝合金、镍合金、不锈钢及特氟隆(Teflon)等材料作为换热材料。此类换热设备加工难度大、成本高、材料导热能力差不利于设备紧凑化。同时构造理念单一,不能从设备各部分选材到表面处理进行优化、最大限度提高性能和降低成本,使得目前此类产品从制造成本高、推广应用受到限制。
换热器腐蚀主要为电化学腐蚀,换热管是腐蚀防护的重点部位,其一旦穿孔将造成漏水事故。针对这一特点,从材料和表面防护手段上进行优化组合,采取重点部位重点防护的策略,选择在冷凝液中电位稍高的材料作为冷凝管用材,电位较低的材料作为翅片或者对换热管进行表面改性处理,以实现电化学保护的功能;这对保证换热装置安全运行,最大程度降低成本具有十分重要意义。
综合利用不同材料和涂镀层物理化学性能中的耐腐蚀性、热传导性与力学性能和经济性,进行优化组合利用,是研发此类装置设计理念上的更新,将使得此类产品实用性和经济性得到根本改善。
发明内容
本发明的目的是针对冷凝换热器腐蚀主要为电化学腐蚀和肋片面积大、消耗镀层材料多的特点以及重点部位重点防护的策略,从材料和表面防护上进行优化组合,提供一套利用烟气冷凝热能的组合型防腐换热装置,即选择在冷凝液中自腐蚀电位稍高的材料作为肋片基管用材,自腐蚀电位较低的材料作为肋片,或者对肋片基管进行表面改性处理,以实现对肋片基管电化学保护的功能,在保证换热装置安全运行的前提下,最大限度地降低产品的制造成本,从而进一步提高该类产品的实用性和经济性。
本发明的技术方案如下:
利用烟气冷凝热能的组合型肋片管式防腐换热装置,其特征在于:该利用烟气冷凝热能的组合型肋片管式防腐换热装置含有三种不同组合的防腐换热装置,每种防腐换热装置由肋片基管和与该肋片基管材质和自腐蚀电位不同的肋片以及防腐涂镀层构成,且肋片的自腐蚀电位低于肋片基管的自腐蚀电位,所述三种不同组合的防腐换热装置包括:
a.防腐换热装置的肋片基管采用紫铜管,肋片采用铜片或铝合金片,在紫铜管的表面先镀一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片表面上整体涂上一层有机涂层;
b.防腐换热装置的肋片基管采用黄铜管,肋片采用铝合金片,在黄铜管的表面先镀一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片表面上整体涂上一层有机涂层。
c.防腐换热装置的肋片基管采用白铜管,肋片采用黄铜片或铝合金片,在肋片基管和肋片表面上整体涂上一层有机涂层。
本发明所述的有机涂层为氟树脂、聚氨酯、氟碳树脂或有机硅涂层。
本发明与现有技术相比,具有以下优点及突出性效果:本发明针对冷凝换热器腐蚀主要为电化学腐蚀和肋片面积大、消耗镀层材料多的特点以及重点部位重点防护的策略,从材料和表面防护上进行了优化组合,即根据阴极保护和增强换热原理及装置的生产制造条件与经济性要求的不同,将传热性能优良、自腐蚀电位不同的材料和防腐涂镀层进行优化组合,构建成可靠的防腐和高效换热的组合型防腐换热装置。本发明充分发挥了不同材质和涂镀层的耐腐蚀、传热与加工等突出的物理化学特性,使得该装置具有加工制造简单、成本低、传热性能好和耐腐蚀等优点,在保证换热装置安全运行的前提下,最大限度地降低了产品的制造成本,从而进一步提高了该类产品的实用性和经济性。可用于燃气锅炉和直燃机及天然气热电联产等天然气利用设备的烟气热能回收,亦可用于冷凝式天然气锅炉和燃气直燃机、冷凝式天然气热水器/炉等冷凝式天然气利用设备的冷凝换热器。
附图说明
图1为本发明提供的利用烟气冷凝热能的组合防腐体系换热装置的整体结构示意图。
具体实施方式
下面结合附图对本发明作进一步的说明。
本发明提供的利用烟气冷凝热能的组合型防腐换热装置含有三种不同组合的防腐换热装置,每种防腐换热装置由肋片基管1和与该肋片基管材质和自腐蚀电位不同的肋片2以及防腐涂镀层构成,且肋片的自腐蚀电位低于肋片基管的自腐蚀电位,所述三种不同组合的防腐换热装置包括:
a.第一种组合型肋片管式防腐换热装置:防腐换热装置的肋片基管采用紫铜管,肋片采用铜片或铝合金片,在紫铜肋片管的表面上镀有一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片表面上整体涂上一层有机涂层。加工制造时,分别加工制作紫铜肋片管和肋片,并对其表面进行预处理(清除污垢)后,在紫铜肋片基管外表面上镀(化学镀或电镀)一层以钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后与铜片或铝合金肋片制成肋片管式换热器,最后在肋片管式换热器的表面上涂一层有机涂层;有机涂层通常采用氟树脂、聚氨酯、氟碳树脂或有机硅涂层。
采用化学镀时,一般是在常压、温度为80~90℃下镀以钼酸钠为添加剂的非晶态镍铜磷化学复合镀层,镀液的组分及含量为:
NiSO4·7H2O:40~57g/L,
NaH2PO4·H2O:20~30g/L
柠檬酸钠:35~45g/L
CuSO4·5H2O:0.5~1.5g/L
NH4Ac:30~40g/L
NH4F:1~2g/L
Na2MoO4·2H2O:1~5mg/L;
所述镀液的PH值控制为7~9。
复合镀层的厚度应根据对产品要求的耐腐蚀年限确定镀层厚度。
b.第二种组合型肋片管式防腐换热装置:防腐换热装置的肋片基管采用黄铜管,肋片采用铝合金片,在黄铜肋片基管的表面上镀有一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片的表面上整体涂一层有机涂层;其加工制造方法同第一种。
c.第三种组合型肋片管式防腐换热装置:防腐换热装置的肋片基管采用白铜管,肋片采用黄铜片或铝合金片,在肋片基管和肋片表面上整体涂上一层有机涂层。加工制造时,分别加工制作接与黄铜肋片或铝合金肋片制成肋片管式换热器,最后在肋片管式换热器的表面上涂一层有机涂层即可。有机涂层为氟树脂、聚氨酯、氟碳树脂或有机硅涂层。
本发明的上述三种组合型肋片管式防腐换热装置,一是针对换热器腐蚀主要为电化学腐蚀这一特点和肋片面积大、消耗镀层材料多的特点,二是采取重点部位重点防护的技术方案,从选材和表面防护上进行优化组合,即选择在冷凝液中自腐蚀电位稍高的材料作为冷凝管用材,自腐蚀电位较低的材料作为肋片或者对换热管进行表面改性处理,以实现对换热管电化学保护的功能;这不仅对保证换热装置安全运行,且对最大程度简化加工工艺、节约材料和加工过程的能耗,降低产品成本,均具有十分重要意义。用户还可根据对初投资和性能的不同要求,选择相应产品。
Claims (2)
1.利用烟气冷凝热能的组合型肋片管式防腐换热装置,其特征在于:该组合型肋片管式防腐换热装置含有三种不同组合的防腐换热装置,每种防腐换热装置由肋片基管和与该肋片基管材质和自腐蚀电位不同的肋片以及防腐涂镀层构成,且肋片的自腐蚀电位低于肋片基管的自腐蚀电位,所述三种不同组合的防腐换热装置包括:
a.防腐换热装置的肋片基管采用紫铜管,肋片采用铜片或铝合金片,在紫铜管的表面先镀一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片表面上整体涂上一层有机涂层;
b.防腐换热装置的肋片基管采用黄铜管,肋片采用铝合金片,在黄铜管的表面先镀一层钼酸钠为添加剂的非晶态镍铜磷复合镀层,然后再在肋片基管和肋片表面上整体涂上一层有机涂层;
c.防腐换热装置的肋片基管采用白铜管,肋片采用黄铜片或铝合金片,在肋片基管和肋片上表面涂上一层有机涂层。
2.按照权利要求1所述的利用烟气冷凝热能的组合型肋片管式防腐换热装置,其特征在于:所述的有机涂层为氟树脂、聚氨酯、氟碳树脂或有机硅涂层。
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1341162A (zh) * | 1999-02-26 | 2002-03-20 | 开利公司 | 耐电化腐蚀性提高的制品 |
CN100353136C (zh) * | 2006-01-20 | 2007-12-05 | 北京建筑工程学院 | 一种利用烟气热能的铜质防腐冷凝换热器及其制造方法 |
CN101144172A (zh) * | 2007-07-20 | 2008-03-19 | 哈尔滨工程大学 | 一种具有高耐蚀性纳米孪晶镍镀层及其制备方法 |
CN201335648Y (zh) * | 2008-11-26 | 2009-10-28 | 北京建筑工程学院 | 利用烟气冷凝热能的复合型防腐换热装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB974302A (en) * | 1960-12-30 | 1964-11-04 | English Electric Co Ltd | Improvements in and relating to finned tubes |
CA1108499A (en) * | 1979-03-15 | 1981-09-08 | Canadian Gas Research Institute | Two-stage heat exchanger |
JPS6179998A (ja) * | 1984-09-26 | 1986-04-23 | Sumitomo Light Metal Ind Ltd | 熱交換管の防食方法 |
JP2000026768A (ja) * | 1998-07-07 | 2000-01-25 | Mitsubishi Electric Corp | 銅の腐食防止用塗料並びにそれを用いた銅の防食法、フィンチューブ型熱交換器及び給水給湯用銅管 |
JP4512873B2 (ja) * | 2001-04-10 | 2010-07-28 | 本田技研工業株式会社 | インタークーラ |
JP2002310576A (ja) * | 2001-04-10 | 2002-10-23 | Zexel Valeo Climate Control Corp | 熱交換器 |
US20030066632A1 (en) * | 2001-10-09 | 2003-04-10 | Charles J. Bishop | Corrosion-resistant heat exchanger |
JP2003161595A (ja) * | 2001-11-20 | 2003-06-06 | Paloma Ind Ltd | 潜熱回収型熱交換器 |
CN2527951Y (zh) * | 2001-12-31 | 2002-12-25 | 李锡秀 | 一种包覆组合插卡式采暖散热器 |
CN100593682C (zh) * | 2008-11-26 | 2010-03-10 | 北京建筑工程学院 | 一种利用烟气冷凝热能的复合型防腐换热装置 |
CN201697496U (zh) * | 2010-07-01 | 2011-01-05 | 北京建筑工程学院 | 利用烟气冷凝热能的以白铜为基管的肋片管式防腐换热器 |
-
2010
- 2010-07-01 CN CN201010223963XA patent/CN101893391A/zh active Pending
- 2010-09-16 WO PCT/CN2010/076976 patent/WO2012000236A1/zh active Application Filing
- 2010-09-16 EP EP10853939.6A patent/EP2589912B1/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1341162A (zh) * | 1999-02-26 | 2002-03-20 | 开利公司 | 耐电化腐蚀性提高的制品 |
CN100353136C (zh) * | 2006-01-20 | 2007-12-05 | 北京建筑工程学院 | 一种利用烟气热能的铜质防腐冷凝换热器及其制造方法 |
CN101144172A (zh) * | 2007-07-20 | 2008-03-19 | 哈尔滨工程大学 | 一种具有高耐蚀性纳米孪晶镍镀层及其制备方法 |
CN201335648Y (zh) * | 2008-11-26 | 2009-10-28 | 北京建筑工程学院 | 利用烟气冷凝热能的复合型防腐换热装置 |
Non-Patent Citations (2)
Title |
---|
《煤气与热力》 20100331 吴媛媛等 不同防腐层烟气冷凝换热器性能实验研究 B20-B24 1-2 第30卷, 第3期 * |
吴媛媛等: "不同防腐层烟气冷凝换热器性能实验研究", 《煤气与热力》, vol. 30, no. 3, 31 March 2010 (2010-03-31), pages 20 - 24 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103882414A (zh) * | 2014-03-17 | 2014-06-25 | 美的集团股份有限公司 | 铝管换热器及其表面处理方法 |
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