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全國服務熱線:400-0708-056

風電法蘭熱噴鋅應用

日期:2020-10-30 10:23 人氣:
        近年來,世界風電裝機呈快速增長趨勢,據全球風能協會統計,2009 年全球風電產能增長達31.7%,增加了3750 萬千瓦,隨著風力發電的迅猛增長,市場對風電塔筒的需求量也愈來愈大,風電法蘭是連接塔筒各段或塔筒與輪轂,輪轂與葉片之間的結構件,對耐磨防腐耐酸堿具有很高的要求,它是風電機組的一個重要的零部件,由于風電法蘭是露天工作,同時還要經受高溫、高寒、高濕度已經風沙、鹽腐蝕等惡劣的工作環境,因此,風電法蘭質量的好壞則直接影響到風電機組是否能夠正??煽康倪\行。
        熱噴鋅原理概括說就是先利用高壓空氣和管道將砂粒吹到工件表面除掉金屬表面銹和氧化皮,同時對表面熱噴涂層增加吸附力,然后利用氧氣、乙炔或電熱源(大型工件采用電加熱,中小型采用氧氣、乙炔加熱)通過壓縮空氣和專用工具(噴槍)將鋅霧化高速噴到金屬表面。由于有噴砂使涂層有效附著作保障,防腐效果能達到近20年。表面噴鋅后不會產生由內向外的腐蝕,從而不會產生鋅層脫落現象,另外,熱噴鋅也可以減少環境污染。熱噴鋅下形成的涂層結合強度高、孔隙率低、熱效率高、熱能利用率高、致密性強,能有效提高耐磨耐蝕性能,從而增強風電法蘭的使用壽命。
        濟南天盟新材料科技有限公司熱噴涂技術經驗豐富,歡迎廣大客戶咨詢服務。

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