1) shroud ring
围带，复环
2) loose shroud
松围带，松覆环
3) shroud
[英][ʃraʊd] [美][ʃraud]
围带
1.
By using 3D solid model,the twist-back angle of steam turbine twisted long blade with integral shroud was analyzed and calculated.
采用三维实体模型,对自带围带的汽轮机扭曲长叶片的扭转恢复角进行了计算分析。
2.
The preheater s rotor and shroud was found to be overstressed but it was impossible to restore them to the conventional construction.
由于设计不当,导致空气预热器转子和围带的过应力且无法改回传统的正确设计。
4) cover band
围带
1.
This paper states that medial and small thermo - eletric plant and power station need develop technique reformation, use corporation skill and solve the cover band cutting of turbo generator impeller to improve the examine and repairing quality and reduce examine and repairing cos
对于地方热电企业及各中小型热电厂、各大企业中的自备电站,提高发电设备的检修质量,降低发电设备的检修费用消耗,大力开展技术革新,利用自己企业的技能,解决汽轮发电机叶轮更换叶片后的围带切削加工,不仅能够缩短了去外地加工的时间,同时也为发电设备的抢修降低了费用消耗。
5) shroud band
围带
1.
The breaking state of shroud band on the last stage blade of low voltage rotor of a electrothermal Co since commissioning of 125 MW set is presented.
介绍了某电热公司125MW机组投产以来低压转子末级叶片围带断裂的情况,分析了低压转子末级叶片围带断裂的原因及解决方案,利用机组检修机会将低压转子末级叶片改造为自带冠结构型式,彻底解决了末级叶片围带断裂的问题,提高了机组运行的安全性及经济性。
2.
6 in Huaneng Luohuang Power Generation Co Ltd,and resulted from non-solidness in secondary cement grouting of the unit,impact-rubbing between stationary and movable parts of the sealing shoe,decrease of connecting rigidity in pipeline structure of the hydogen cooler,as well as fracture and fly-away of shroud band used for the final-stage blades in low-pressure cylinder no.
介绍华能珞璜发电有限责任公司6号汽轮发电机组发生二次灌浆不实、密封瓦动静碰摩、氢冷器管道结构连接刚度降低以及低压缸1次末级叶片围带断裂飞脱诱发振动故障的特征、诊断及处理对策。
6) tip shroud
围带;环形叶栅外柱面
补充资料：带减围
1.见"带减腰围"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条