The reasonable choice of material proper solution of thermal expansion problem with tube sheet stress analysis and reasonable structure design must be considerable in the design of tube sheet type methanol synthesis converter .

管壳式甲醇 合成 塔的设计必须重视合理选材，解决好热膨胀问题与管板应力分析，及结构合理设计。

Based on the principle of the two line voltage synthesis control for matrix converter the method to indirectly generate the required PWM pulses is presented .

在分析了矩阵 变换 器双电压 合成原理的基础上，针对该控制原理需要产生不规则的PWM脉冲，提出了一种新颖的脉冲间接产生方法。

In accordance with the characteristics of hydrogen chloride synthesis converter made of graphite the author puts forward the design method and mathematic model that determines the outlet gas temperature of the synthesis converter providing precondition for the optimization design of graphite cooling tubes and graphite coolers .

本文根据石墨制氯化氢 合成 炉 结构特点，研究提出了确定合成炉气体出口温度的设计方法和数学模型，为石墨冷却管和石墨冷却器优化设置提供了先决条件。

THE APPLICATION OF PROCESS SIMULATION AND OPTIMIZATION IN PETROCHEMICAL INDUSTRY Simulation and Optimization of Ammonia Synthesis Converter with Radial Flow

流程模拟优化技术在石油化工工业的应用大型径向氨 合成 反应 器的模拟计算和设计优化

Use of Type A 301 Ammonia Synthesis Catalyst in Model NC-1020 Ammonia Converter Internals

A301型氨 合成催化剂在 NC-1020合成塔内件中的应用

Comprehensive calculations and analysis have been made for ammonia synthesis taking place in ammonia converter with regard to the loss in exergy as well as the rates of chemical reaction and heat transfer .

对氨 合成 塔内的氨 合成反应过程，从（火用）损失、化学反应速率和热量传递速率等方面进行了综合计算与分析。

Axial Distributions of Maximum Reaction Rate of Ammonia Synthesis in an Ammonia Converter

氨 合成 塔轴向最大反应速率分布

Study on Two Line Voltage Synthesis Strategy of A 3-phase to 2-phase Matrix Converter

三相-两相矩阵 变换 器的双电压 合成策略

Design of Synthesis Automatic Control System For Steel-making Converter

转炉炼钢 综合自动化控制系统的设计

This paper introduces the structure repairing of internals catalyst loading and operational situation of Φ 1200 axial-radial ammonia synthesis converter . It also presents a suggestion of manufacture and reformation of the internals .

介绍了Φ1200轴径向氨 合成 塔结构、内件检修，触媒装填及运行情况，并对今后合成塔内件的制备、改造提出了建议。

Two Voltage Control Principle and Waveform Synthesis of AC AC Matrix Converter

交-交型矩阵 变换 器的双电压控制原理及波形 合成

Simulation and optimization of stage quenching ammonia synthesis converter based on MATLAB

基于MATLAB四段冷激式氨 合成 塔模拟与操作优化

Horizontal converter is a new type of ammonia synthesis converter .

卧式塔是一种新型氨 合成 塔。

Design and Usage of Uniform Temperature Type Low-Pressure Methanol Synthesis Converter

均温型（JW）低压甲醇 合成 塔内件设计及使用

Thirdly software is programmed in CCS according to the hardware . Software includes subprograms of direct digital frequency synthesis subprogram of analog to digital converter subprogram of FFT subprogram of display and main program .

然后根据系统的硬件电路，又在CCS环境下编写了系统的软件程序，软件包括 DDS子程序、 A/D 转换子程序、基2FFT子程序和主程序；

Features and Temperatre Distribution of the Internals of SY-3C Ammonia Synthesis Converter

SY－3C型氨 合成 塔内件特点及其温度分布

On Local Superheat to the Hydrogen Corrosion of the Shell of Ammonia Synthesis Converter

局部高壁温对氨 合成 塔氢腐蚀的探讨

The result shows that this design method is reasonable and data are accurate and reliable for calculation . It can fully be used for design and the guidance of the production of the ammonia synthesis converter .

结果表明：该计算设计方法合理，数据精确、可靠，完全可用于氨 塔设计，指导 氨 塔生产。

Safety Analysis of Weld Crack for Ammonia Synthesis Converter

氨 合成 塔裂纹安全分析

Simulation and Optimization of Ammonia Synthesis Converter with Radial Flow

氨 合成 工艺流程模拟与调优大型径向氨 合成 反应 器的模拟计算和设计优化

Methanol Synthesis Process and Technology of Converter in Modern Times ( First Part )

近代甲醇 合成工艺与 合成 塔技术（上）

Briefly Introducing the Low Pressure Methanol Synthesis Converter Inland and Outland

国内外低压甲醇 合成 塔简介

Multi-objective and multilevel optimization with minimal compressor power and maximal production rate as object and optimal temperature profiles of the ammonia synthesis converter as constraint is explored .

以压缩机吨氨功耗最小而氨产量又最大为目标， 合成 塔最佳操作条件为约束，进行了多目标多层次优化问题的探讨。

Low pressure Methanol Synthesis and Isothermic Cold Tube Type of Low Pressure Methanol Synthesis Converter

低压甲醇合成技术和等温冷管型低压甲醇 合成 塔

Determination of Outlet Gas Temperature of Hydrogen Chloride Synthesis Converter Made of Graphite

石墨制氯化氢 合成 炉气体出口温度的确定

Energy saving type general flowsheet of synthesis loop with new converter internal is analyzed from the points of gas quality and cool energy balance .

从气体质量、冷量平衡等方面，对配合新型 合成 塔内 件的节能型通用流程进行了分析。

Reasonable Structure Design of a Methanol Synthesis Converter

甲醇 合成 塔结构合理设计

In-situ Maintenance of the Pressure Regulating Valve of the Synthesis Converter in a Urea Plant

尿素装置中 合成 塔压力调节阀在线维护

Simulation and Analysis of the Operating Conditions of Methanol Synthesis Converter

大型甲醇 合成 反应 器工况的数值分析

Modem module implements two functions receiving the digital signal which is to be sent from the network protocol module After DDS ( direct digital frequency synthesis ) and digital-analog converter it modulates analog signals which is suitable for underwater transmission .

调制解调模块实现了两个功能：一是从网络协议模块接收要发送的数字信号，经DDS（直接数字频率 合成）和数模 转换后调制为适合水下传送的模拟信号。