Standard No.:	GB/T 11348.2-2012
English Name:	Mechanical vibration—Evaluation of machines vibration by measurements on rotating shafts—Part 2:Land-based steam turbine-generators in excess of 50 MW with normal operating speeds of 1 500 r/min,1 800 r/min,3 000 r/min and 3 600 r/min
Chinese Name:	机械振动 在旋转轴上测量评价机器的振动 第2部分：功率大于50MW,额定工作转速1500 r/min、1800 r/min、3000 r/min、3600 r/min陆地安装的汽轮机和发电机
Chinese Classification:	J04    Basic standards and general methods
Professional Classification:	GB    National Standard
ICS Classification:	17.16 17.16    Vibrations, shock and vibration measurements 17.16
Source Content Issued by:	AQSIQ; SAC
Issued on:	2012-11-5
Implemented on:	2013-3-1
Status:	to be superseded
Superseded by:	GB/T 41850.2-2026 Mechanical vibration—Measurement and evaluation of machine vibration—Part 2: Land-based gas turbines, steam turbines and generators in excess of 40 MW, with fluid-film bearings and rated speeds of 1 500 r/min,1 800 r/min,3 000 r/min and 3600 r/min
Superseded on:	2027-2-1
Superseding:	GB/T 11348.2-2007 Mechanical vibration—Evaluation of machines vibration by measurements on rotating shafts—Part 2:Land-based steam turbines and generators in excess of 50 MW with normal operating speeds of 1 500/r/min，1 800 r/min 3 000 r/min and 3 600 r/min
Target Language:	English
File Format:	PDF
Word Count:	11200 words
Translation Price(USD):	448.0
Delivery:	via email in 1~3 business day

本部分适用于额定工作转速1500r/min、1800r/min、3000r/min或3600r/min,输出功率大于50MW 的陆地安装的汽轮机和发电机,也适用于直接与燃气轮机连接的汽轮机和(或)发电机(例如联合循环应用)。在这些情况下,本部分的准则仅适用于汽轮机和发电机(包括同步离合器)。燃气轮机振动应按照GB/T11348.4和GB/T6075.4评价。本部分所规定的这些振动数值并不是评价振动烈度的唯一依据。对于大型汽轮机和发电机通常也用非旋转部件上测量的振动值来评价。对这些振动测量的要求见GB/T6075.1和GB/T6075.2。