1)Urea reactor尿素合成塔
1.Non-destructive evaluation of multilayer wrapped urea reactors;多层包扎尿素合成塔无损评价方法
2.Relationship analysis of the explosion load type and the failure form of urea reactor;尿素合成塔爆炸载荷类型与破坏形态的关系分析
3.Analysis on stress corrosion cracking of layer plates in initiating explosion location of Pingyin's urea reactor平阴尿素合成塔起爆源处层板应力腐蚀开裂分析
英文短句/例句
1.Specifications for urea reactorGB9842-1988尿素合成塔技术条件
2.REASONS FOR CORROSION OF UREA CONVERTER LINING AND ITS REPAIR尿素合成塔衬里腐蚀原因分析与修复
3.Statistics of Cracks Occurred at End of Medium Pipe in Urine Synthetic Tower and Cause Analysis尿素合成塔物料管管口裂纹统计与成因初探
4.Summarize technique exchange of compound tower lining with urea Φ1400mm直径1400毫米尿素合成塔衬里更换工艺概述
5.Study on Fracture and Fatigue Behavior of the 15MnVR Plate Used in Urea Reactors尿素合成塔用15MnVR板的断裂与疲劳性能研究
6.Non-destructive Inspection Technology in Urea Converter Periodic Inspection Application无损检测技术在尿素合成塔定期检验中的应用
7.Research on Causes and Mechanism of Explosion and Cracking of Multilayed Urea Reactors;层板包扎尿素合成塔爆破和开裂原因及机理研究
8.Study on Multilayer Urea Reactor Inspection and Residual Life Assessment Method;多层包扎尿素合成塔检验与剩余寿命评估方法研究
9.Research of Plasma Welding Used for Weld the Urea Class Stainless Steel Lining of Urea Reactor等离子弧焊焊接尿素合成塔不锈钢衬里的试验研究
10.Manufacture and Inspection of Integrated Multilayer Clamping Stainless Alloy Lining Urea Tower整体多层夹紧式不锈钢衬里尿素合成塔制造和检验
11.Analysis on stress corrosion cracking of layer plates in initiating explosion location of Pingyin's urea reactor平阴尿素合成塔起爆源处层板应力腐蚀开裂分析
12.Thermodynamic Study on the Medium and High Pressure System of Urea Process and Synthesis Reactor Simulation;尿素装置中高压系统热力学研究及合成塔的模拟
13.Room Temperature Solid State Synthesis and Characteristies of The Urea Complexes with Iron(III);尿素合Fe(Ⅲ)配合物的室温固相合成与表征
14.STUDY OF CHEMICAL ENGINEERING PARAMETERS IN THE SYNTHESIS OF CFe(N_2H_4CO)_6](N0_3)_3合成三硝酸六尿素合铁的部分化工参数研究
15.Room Temperature Solid State Synthesis and Characteristies of the Urea Complexes with Copper(II);尿素Cu(Ⅱ)配合物的室温固相合成与表征
16.Modeling of CO_2 Stripper in Urea-Synthesis Process;尿素流程工艺二氧化碳汽提塔的模拟
17.OVERVIEW OF 11TH STARMICARBON UREA TECHNOLOGY ANNIVERSARY斯塔米卡邦第11届尿素技术年会综述
18.Relevant Factors of Asymptomatic Bacteriuria in 48 Cases of Adult Female Patients with Type 2 Diabetes48例成年女性2型糖尿病合并无症状菌尿的相关因素分析
相关短句/例句
urea converter尿素合成塔
1.Aimed at the corrosion and leaking of the lining of urea converter, analyzes the reasons for corrosion of lining welding, proposes the key points of periodical repair or overall inspection of corrosion inside the converter when leaking happens, and presents methods of partial repair of converter lining and carbon steel shell as well as safety measures to ensure normal operation of urea converter.针对尿素合成塔衬里腐蚀和泄漏的现象,分析衬里焊缝腐蚀的原因,提出装置定期检修或合成塔发生泄漏时应进行全面腐蚀检查,介绍合成塔衬里及碳钢壳体腐蚀的局部修理方法及保证尿素合成塔正常运行的安全措施。
2.This paper introduces current status of urea converter in urea plant with ammonia stripping process in Zhongyuan Dahua Group,summarizes protection measures of urea converter in different operation conditions.介绍了我公司尿素合成塔的使用情况,总结了不同工况下对尿素合成塔的保护措施。
3)urea synthesis tower尿素合成塔
1.Replacing of whole inner stainless steel lining shell and underside head in urea synthesis tower;尿素合成塔筒体及下封头衬里整体更换
2.In this article, the causes of forming faults in urea synthesis tower were analyzed.分析了尿素合成塔产生危害性缺陷的原因,制定出针对性的焊接处理方法,消除了危害性缺陷,保证了尿素合成塔的稳定运行。
3.In this article,the statistical analysis for the defects inspected in the fluid pipe in urea synthesis tower with water solvent and whole cycle process was carried out.对水溶液全循环法尿素合成塔物料管检验缺陷进行了统计分析,指出物料管缺陷主要是液氨物料管管口裂纹,其是由物料管焊接结构、温差应力、腐蚀介质和工况条件等因素综合影响造成的。
4)urea tower尿素合成塔
1.This article introduced the application of helium leak detection for manufacturing urea tower.结合尿素合成塔的结构和氦质谱仪系统特点,介绍了氦泄漏技术在其制造中的应用;确定了尿素合成塔的氦泄漏试验方法,并对其要点进行了阐述;提出了尿素合成塔检漏判据,保证了尿素合成塔检漏的顺利进行。
2.The scheme for repairing lining of urea tower was discussed,including the welding structure and replace requirement.就尿素合成塔衬里修复的方案和衬里的焊接结构进行探讨 ,并对衬里更换的技术要点和施工过程进行了总
3.The manufacture and inspection of integrated multilayer clamping stainless alloy lining urea tower were introduced,and a particular explanation for the difficulty in manufacture was proposed.对整体多层夹紧式不锈钢衬里尿素合成塔的制造和检验进行介绍,并对制造过程中的难点做了详细说明,为以后制造类似设备提供了成功经验。
5)urea reactor explosion尿素合成塔爆炸
1.Further metaUographic analysis was carried out on the fracture below the thermocouple of the middle section of Pingyin exploded urea reactor,which indicated that stress corrosion cracks existed in every layer below the thermocouple before the urea reactor explosion.搜集整理了国内外尿素合成塔爆炸的事故案例和国内因层板严重开裂而报废的尿素合成塔案例。
6)urea reactor disuse尿素合成塔报废
延伸阅读
尿素合成塔分子式：CAS号：性质：氨和二氧化碳在高压、高温下进行尿素合成的设备。有套筒式和衬里式两种，前者因空间利用率小、不锈钢用量大，已不被采用。衬里式合成塔多为立式，由高压筒体、封头、底盖，衬里层以及内件等组成。高压筒体由高强度碳钢制成，结构多采用层板包扎式和热套式，中、小型厂还有采用单层厚钢板的。衬里材料采用多种铬镍不锈钢以及钛、锆、钽等材料，其中314L不锈钢较常用，对反应温度高、压力高的工艺条件则采用99.5%以上的钛材甚至昂贵的锆或锆合金。衬里式合成塔的高径比较大，一般不设内件，采用空塔；对高径比小的合成塔，设置混合器和筛板等内件，以克服物料“返混”现象。
