一种高性能的水轮机密封方式叶片密封.pdf

2010 9 S ep 12010 38 18 MACH INE TOOL HYDRAUL ICS V o l138 N o1 18 DOI: 10. 3969 / j1 ssn11001- 388112010 1181016 一种高性能的水轮机密封方式) ) ) 叶片密封 1 2 3 周燕辉 , 颜旭华 , 康春兰 ( 11井冈山大学工学院, 江西吉安 343009; 21江西省安福县发电公司, 江西安福 343200; 31井冈山大学体育学院, 江西吉安 343009) : , ) ) ) , , , : ; ; : TK7 301 3+ 21 : A : 100 1- 3881 ( 2010) 18- 044 - 2 A High Performance Sealing ofW ater-turbine ) BladeRoots Sealing 1 2 3 ZHOU Y anhu , YAN X uhua , KANG Chunlan ( 11Co llege of Eng neer ng, J nggangshan Un vers ty, j pan J angx 343009, Ch na; 21J angx Prov nce A nfu County generat ng company, A n fu J angx 343200, Ch na; 31Phys cal Educat on D epartm ent, J nggangshan Un vers ty, J pan J angx 343009, Ch na) Abstract: Several k nds o f sea lng o f the K aplan turb ne ex st a good m any prob lem s. A new type seal form-blade roo ts seal ng used fo r K aplan turb ne w as ntroduced. Its w o rk ng pr nc ple, structura l features and app l cat on n som e hydropow er stat on w ere n- troduced. T he pract ce prove that the k nd o f seal can so lve preferably the problem o f sha ft sea lng of K ap lan turb ne and turb ne dow n- tm e and m a ntenance costs are reduced s gn f can tly. Key ords: W ater- turb ne; M a n shaft seal ng; B lade roots sea lng , , , , , , ,