JB∕T 13977-2020 液化天然气（LNG）低温潜液泵.pdf

ICS23.080

J71同J:j

中华人民共和国机械行业标准

JBff13977-2020

液化天然气（LNG）低温潜液泵

Liquefiednaturalgascryogenicsubmersiblepumps

2020-08-31发布2021-04-01实施

中华人民共和国工业和信息化部发布

JB!f13977-2020

自次

前言…………··…·······················…...………II

l范围····················…··…….....……………l

2规范性引用文件……..……………··……··………………..1

3术语和定义…··…………….............……··……........…··…2

4型式和型号........…··…………··…………..…….2

4.1型式…··……··………………2

4.2型号…………………·……··········……··……·········…·……………2

5技术要求..……...……··…...…··………...…“…………2

5.1总则...………......…........…························…·………2

5.2压力壳体…·……·….……··……··……...3

5.3管口和压力壳体接口…·……·…··……………...………3

5.4转子…….....…··……………………………··…..4

5.5耐磨环和运转向隙……………··……………....…...…·…...4

5.6电动机……··…··……………··………….………··……·……···················………...……...5

5.7转子平衡………………….…··……6

5.8轴承……··…··…··…··…··……··…6

5.9润滑…..…..………......6

5.10材料………...…………··………………··…………··…··……··…··…··…··…6

5.11标志…………··……··…………··…………·………·…..........……….7

6接线盒.…..……··…….......…·……...…….....…·…·················…··…?

7检验和试验…··…......……··……………··……......…··…··…..7

7.1外观检查．．．．．．……··……...~………··…··………················………··…7

7.2电气检验....….….…………...……··……··“……7