提升管

/ tí shēng guǎn /

1
riser
文章详细信息关键词：双循环流化床;颗粒循环流率;提升管;给风特性 [gap=1018]Keywords: dual circulating fluidized bed(DCFB);solids circulation rate;riser;air supply characteristics
2
raising pipe
... Raising Oysters 饲养牡蛎 ; 牡蛎的快速增长 ; 提取牡蛎 raising pipe 提升管 derrick raising 起井架 ...
3
lift pipe
... lift penthouse 电梯顶楼 lift pipe 提升管 lift pole 提升磁极 ...
4
lifting pump
... barbecue tools - 烧烤用具 lifting pump 提升管 inlet 入水管 ...

短语

1
汽油硫含量沿提升管高度增加而逐渐降低。
Sulfur content of gasoline reduces gradually along the riser.
2
利用小型提升管催化裂化装置考察了提高原料掺炼量对催化裂化行为及产品主要性能的影响。
The influence of increasing vaccum residue in feedstocks on the performances and product properties of fluid catalytic cracking was investigated by using of a riser reactor pilot unit.
3
用该模型对在提升管再生器中的再生过程进行了模拟计算，分析了再生器中的温度场和速度场。
With this model, simulations were implemented for a riser regenerator, and the velocity field and temperature field in the regenerator were calculated and analyzed.

提升管
提升管 riser 在流化催化裂化装置中，借助气体介质（空气、蒸汽或油气）的提升力将催化剂提升至高处所用的管子，由下而上依次为预提升段、进料段和裂化反应区，出口一般设置快速分离装置。

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