尿素合成塔

SAPV及API579凹坑评定标准用于尿素合成塔的保守度评价

Conservative Factor Evaluation of Local Thinning Defect Assessment Standard ( SAPV and API579 ) Using in Urea Reactor

尿素合成塔是尿素合成装置的核心设备。

Urea reactor is the core equipment of urea synthesis devices .

运用BP网络分析尿素合成塔CO2转化率

CO_2 Conversion Rate Analysis of Urea Synthesis Tower By Means of BP Network

浅谈对尿素合成塔CO2转化率的认识&高压液气（汽）管式快速反应器的应用研究

Discussion on Ratio of Carbon Dioxide Conversion in Urea Reactor : Research on Application of HP Liquid-Gas Tube Reactor

φ2.8m尿素合成塔上封头衬里缺陷及更换

Defects of the top head lining of urea converter and its replacement

结果表明，在氨碳比、水碳比均为4.5，操作温度为190℃时，尿素合成塔CO2转化率可达到55%。

The result indicates that the ammonia / carbon ratio and water / carbon ratio were both 4.5 , when operating temperature is 190 ℃, the CO_2 conversion rate of urea reactor can reach to 55 % .

WWS型尿素合成塔组合内件的研究开发与使用

Research and Development of Type WWS Composite Internals in Urea Reactor and their Use

介绍了采用瑞士Casale公司高效塔板对尿素合成塔进行的改造，以及改造后产生的效果。

Transformation of high effective boards in the urea synthesis reactor from Casale in Switzerland and its benefit were introduced in the paper .

实践证明，采用WWS型组合内件改造尿素合成塔后，在工艺条件基本不变的情况下，可以增加尿素产量，二氧化碳转化率提高6%左右。

Practice has proved that , after retrofitting the urea reactor with the Type WWS composite internals , the urea output may be increased and the carbon dioxide conversion raised by about 6 % under basically the same process conditions .

本文讨论1400尿素合成塔维修时的焊接材料，提出衬里焊接使用的材料以SUS316L、ER316L、00Cr25Ni22Mo2N为宜。

Abstract The paper is dealt with the welding materials employed in the repairing of urea reactor . The thor claims that for reactor 's lining welding the SUS 316L 、 ER316L 、 00Cr25Ni22Mo2N are applicable .

尿素合成塔高效塔板分析与应用

Analysis and application of high efficiency column tray in urea reactor

机械松衬尿素合成塔衬里的修复

Repair of the linings of urea synthesis columns with machinery linings

1995年和2005年，国内发生了两起尿素合成塔（以下简称“尿塔”）塔体严重爆破事故。

Two urea reactor cylinders seriously fractured in1995 and2005 in China .

尿素合成塔液位调节蝶阀的技术改造

Technical revamp of butterfly valve adjusting liquid level of urea converter

氨红外分析检测尿素合成塔泄漏

Detection of Urea Synthesis Reactor 's Leaking with Ammonia Infrared Analysis

直径1400毫米尿素合成塔衬里更换工艺概述

Summarize technique exchange of compound tower lining with urea Φ 1400mm

尿素合成塔缺陷的确认及安全评定

Weld Defects Confirmation of Urea Synthesis Reactor and Safety Evaluation

目前，国内大部分尿素合成塔采用的是多层包扎结构。

Presently , Most of the domestic urea reactors have multilayer structures .

不锈钢齿形垫在尿素合成塔上的应用

Application of Stainless Steel Toothed Pad to Urea Synthetic Tower

多层包扎式尿素合成塔的声发射检测与评定

AE detection and Evaluation on Multilayer Binding Urea Synthesize Tower

GB9842-1988尿素合成塔技术条件合成己二腈反应技术（Ⅱ）副反应的研究

Specifications for urea reactor STUDIES ON THE ADIPONITRILE SYNTHESIS TECHNOLOGY (ⅱ) SIDE-REACTIONS

尿素合成塔衬里腐蚀原因分析与修复

Reasons for corrosion of urea converter lining and its repair

整体多层夹紧式不锈钢衬里尿素合成塔制造和检验

Manufacture and Inspection of Integrated Multilayer Clamping Stainless Alloy Lining Urea Tower

尿素合成塔和一吸塔技改小结

Technical Transformation on Urea Synthesis Tower and Primary Absorption Tower

尿素合成塔腐蚀情况及原因分析

Analysis of the Causes of Corrosion to the Synthetic Tower of Urea

尿素合成塔出口弯管爆管分析

Cause Analysis of Explosion of Outlet Curve Pipe in Urea Synthesis Tower

预热焊丝埋弧焊在尿素合成塔中的应用

The Application of Preheated Wire SAW in Urea Reactor

氦泄漏技术在尿素合成塔制造中的应用

Application of Helium-leak Detection for Manufacture of Urea Tower

尿素合成塔转化率提高；

Increase of conversion rate in the urea convertor ;

高压甲胺冷凝器和尿素合成塔的模拟计算

Simulation of High Pressure Carbamate Condenser and Urea-Synthesis Reactor