催化裂化装置 气动球阀Q641F
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欧拉姆阀门科技有限公司
- 服务热线:0577-67999989
- 图文传真:0577-67999178
- 企业邮箱:sales@oulam.cn
- 公司地址:浙江省温州市永嘉县瓯北街道和一工业区
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- 请求信息 : 2022-07-01 21:23:11 HTTP/1.1 GET : http://www.oulam.cn/product/ball_valve/003-002137.html
- 运行时间 : 0.422320s [ 吞吐率:2.37req/s ] 内存消耗:5,788.34kb 文件加载:242
- 查询信息 : 232 queries
- 缓存信息 : 0 reads,1 writes
- 会话信息 : SESSION_ID=6fd081976d44e0ce5f4fc91984149995
- CONNECT:[ UseTime:0.000544s ] mysql:host=127.0.0.1;port=3307;dbname=www_oulam_cn;charset=utf8mb4
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催化裂化装置是石油二次加工的主要方法之一。在高温和催化剂的作用下,重油发生裂解反应,转化为裂解气、汽油和柴油。主要反应有分解、异构化、氢转移、芳构化、缩合、生焦等。与热裂解相比,其轻油收率更高,汽油辛烷值更高,柴油稳定性更好,副产富含烯烃的液化气。催化重整是炼油及石化工业重要的组成部分,由四部分组成:原料预处理、重整、芳烃抽提和芳烃精馏。欧拉姆生产的气动球阀被广泛的应在催化裂化装置的高温设备中。
气动球阀是一种装有气动执行机构的球阀。气动执行机构的执行速度比较快,最快切换速度为0.05秒/次,所以通常也叫气动快速切断球阀。气动球阀通常配有各种附件,如电磁阀、气源处理三联件、限位开关、定位器、控制箱等。,从而实现本地控制和远程集中控制。阀门可以在控制室进行开关,不需要到现场或高空、危险区域进行手动控制,大大节省了人力、时间和安全。
气动球阀的球是固定的,受压后不动。气动球阀都装有浮动阀座,浮动阀座会在介质的压力下移动,使密封圈紧紧压在球体上,保证密封。通常在球的上下轴上安装轴承,操作扭矩小,适用于高压大口径气动球阀。为了降低气动球阀的工作扭矩,增加密封的可靠性,近年来出现了油封气动球阀,这种气动球阀不仅在密封面之间注入特殊的润滑油形成油膜,而且增强了密封性能,降低了工作扭矩,更适用于高压大口径气动球阀。
气动球阀工作温度范围+ 120°C至-196°C,广泛用于极低温和低温应用,包括但不限于液化天然气,工业气体,冶炼,采矿,制药,污水处理,二氧化碳注入/混合,冷却和石油/天然气应用。
阀体采用精密铸造,精确的几何尺寸使得阀体内部无需任何精加工即可保证气动球阀的密封性。流体阻力小,密封面受介质的忡刷和侵蚀小。
气动球阀形体简单,结构长度短,制造工艺性好,适用范围广。开闭较省力。介质流向不受限制,不扰流、不降低压力。
一、设计制造API 602、BS5352、ANSI B16.34;
二、连接端尺寸①承插口尺寸按ANSI B 16.11;JB/T1751②螺纹端尺寸按ANSI B1.20.1;JB/T7306 ③对焊端尺寸按ANSI B 16.25;JB/T12224④法兰端尺寸按ANSI B 16.5;JB79
3、阀门检查和试验 API 598;GB/T13927;JB/T9092
4、结构特征 螺栓连接阀盖(B.B)和明杆支架(OS&Y) 或焊接阀盖(W.B)和明杆支架(OS&Y)
5、材料按ANIS/ASTM的规定
6、主体材料 A105;LF2;F11;F22;304(L);316(L); F347;F321;F51;Monel;20合金等。