cracking process

The latest progresses of residuum catalytic cracking reaction technology were introduced, such as millisecond catalytic cracking process, the technology of catalytic cracking with down flow reactor, two staged riser catalytic cracking process and the family technology of producing lower carbon olefin by residuum catalytic cracking.

介绍了渣油催化裂化工艺技术的最新进展，如毫秒催化裂化工艺、下行床反应器催化裂化技术、两段提升管催化裂化技术以及以多产烯烃为目的的催化裂化家族技术等。

Thermal cracking and catalytic cracking in fluid catalytic cracking process

催化裂化过程中的热裂化与催化裂化

The ethylene cracking furnace was the core unit, and the thermal cracking process was one of the most important technologies of the ethylene industry.

乙烯裂解炉是乙烯装置的核心设备，而乙烯裂解技术是整个乙烯工业的关键技术之一。

Study on Lumped Kinetic Reaction Network of Heavy Oil Contact Cracking Process

重油接触裂解制乙烯集总反应动力学模型研究

ANSYS can relatively accurately simulate the cracking process of the SRC beams and get the cracking load, which are consistent with the experiment results.

有限元软件ANSYS能够较为准确地模拟型钢混凝土梁的开裂过程，开裂荷载与试验结果相吻合。

Application Research on Downer Reactor in Fluid Catalytic Cracking Process

气固下行床催化裂化（裂解）反应的应用研究

The material processed in oil-gas separation of catalytic cracking process is a complex mixture of permanent gas, supercritical gas, water vapor, liquefied gas and gasoline, so the process computation is difficult.

催化裂化反应油气分离过程处理的物料是由永久气体、超临气体、水蒸气、液化气和汽油组成的复杂混合物，工艺计算较为困难。

This paper introduced a method of recovery of styrene from waste polystyrene foam plastics by using an organic solvent as defoamer and adopting thermal cracking process. The yield of styrene is over 80%.

本文采用有机溶剂甲苯作为消泡剂，用热裂解法从废旧聚苯乙烯泡沫塑料中回收苯乙烯，苯乙烯收率可达80%以上。

Waste Plastic Liquefaction Using Thermal and Catalytic Cracking Process

利用热分解和催化裂化的废塑料液化技术

Study of Fluid Catalytic Cracking Process in Experimental Downer Reactor

气固下行床催化裂化反应过程实验研究

This paper introduces manufacturing process and curing method of the concrete test block for measuring compressive strength and antiflex cracking strength, expounds measuring and calculation methods and standards of concrete strength.

介绍了混凝土抗压强度和抗折强度试件的制作过程、养生方法，论述了混凝土强度的测定、计算的方法和标准。

Investigation of thermal cracking process of n-decane by molecular dynamics simulation

正癸烷热裂解的分子动力学模拟研究

Fluid catalytic cracking process dynamic model and simulation ──ⅰ. process dynamic model

催化裂化过程动态模型及仿真&Ⅰ.过程动态模型

Development of ethylene production using heavy oil contact cracking process

重油直接裂解制乙烯技术的开发

Tar destruction producer coking properties of coker gas oil in catalytic cracking reaction process

焦油分解气体发生器焦化蜡油催化裂化反应过程生焦特性

Effect of Brittle Temperature Zone Process on Cracking in Medium and Heavy Plates

脆性温度区工艺对中厚板裂纹的影响

The negative pole gas play a very important action in firing, arc and coal thermal cracking process of electrical arc plasma.

阴极气体在电弧等离子体点火、起弧、煤热解反应过程中具有非常重要的作用。

It will be liable to cracking even destroy in the process of monolithic translation because of settlement difference between original and new translation foundation or other additional deformation.

在整体移动的过程中，由于行走基础与老基础以及在建筑物移动方向的前部和后部沉降量的差异，容易导致建筑物在移动过程中开裂甚至破坏。

The experimental results indicate that both the contact interface cracking process and adhering process during micro object handling operation are remarkably affected by the environmental humidity.

实验结果的统计分析表明，环境相对湿度对操纵过程中的接触界面破坏和粘附两个阶段均有显著影响。

Research and Development of Fault Diagnosis System for Catalytic Cracking Process

催化裂化反应故障诊断系统的研究与开发

Development of a thermal cracking process for vacuum residuum

渣油热裂化工艺的开发

An Energy Approach to Dynamic Cracking Process

动态致裂过程的能量分析

Development and Application of Industrial Catalytic Cracking Process Online Calculation

工业催化裂化过程在线工艺计算技术开发与应用

Constitutive damage model and its numerical method of cracking process of masonry structure

砌体结构开裂过程细观损伤数值模型及其分析方法

The results showed that tempered soft zone in harden zone case produced in process of discontinuous medium frequency induction hardening which has microstructure of tempered sorbite and low hardness and low fatigue limit were major reason to cause driven gear cracking.

结果表明，因中频淬火的不连续，使淬硬层出现了回火软区，组织为回火索氏体，降低了材料的硬度和疲劳极限，最终导致从动齿轮开裂。

The thermal cracking process of ethylene is an important process in the ethylene industry, and the cracking furnace is the key unit. Only some foreign corporations hold the whole technique of cracking process at present.

乙烯裂解过程是乙烯工业的关键技术之一，裂解炉是乙烯装置的核心设备。目前世界上仅有少数公司掌握生产乙烯的成套技术，国内对引进、吸收此项技术十分重视。