A novel adapting partial least square regression (APLS r) approach was proposed to develop the naphtha dry point soft sensor of the primary distillation tower.
提出了一种具有强非线性表达能力的自适应偏最小二乘回归(APLSR)方法，并应用于初顶石脑油干点软测量模型建立。
The corrosion survey for the complex unit during the turnaround finds out the minor corrosion in the primary distillation tower (metallurgy: Q235-B) with a coupon corrosion rate of 0.
联合装置在检修期间进行的腐蚀调查表明：常压分馏系统的初馏塔(材质Q 2 35 - B)腐蚀较轻，挂片腐蚀率为0。
A multitude of separations are accomplished by distillation, but its most important and primary function in the refinery is its use for the separation of crude oil into component fractions.
许多分离过程是通过蒸馏进行的，但蒸馏在炼油厂中的最重要和主要的功能则是它在将原油分离成不同馏分过程中的作用。
This paper reviewed the theory, the characteristic, advantages over ordinary catalytic distillation, primary applications and scope of application of fluidized distillation.
本文介绍了流态化催化精馏原理、特点、相对于普通催化精馏的优点、主要应用及其适用范围。
Result: the primary factor which influenced the extraction rate was grinding degree, then it was time of distillation, solid-liquid ratio and soaking time.
结果：影响挥发油得率的主要因素为粉碎度，其次为蒸馏时间和料液比，最后为浸泡时间。
In this paper, how to use the distillation resdues in process of primary amine synthesise organobentonite covering agent and antistatic agent is discussed.
本文主要叙述了如何利用伯胺生产过程中的蒸馏残渣制取有机土覆盖剂和抗静电剂。
In this paper, how to use the distillation resdues in process of primary amine synthesise organobentonite covering agent and antistatic agent is discussed.
本文主要叙述了如何利用伯胺生产过程中的蒸馏残渣制取有机土覆盖剂和抗静电剂。
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