Owing to the particular capacity distribution between the ' gas and liquid phases in the recovery tower floating valve trays should be displaced with tower packings ;

因气液相负荷分布特殊，回收塔可采用填料 塔代替浮 阀塔；

According to the problems which exist in an adsorptive stabilization system of catalytic cracking units a series of modifications were made by using new technologies and processes like the JF composite float valve tower plank and double feeding process .

针对催化裂化装置吸收稳定系统存在的问题采用JF复合浮 阀 塔板、双股进料流程等新技术、新工艺对其进行一系列技术改造。

The Reason Analysis and Measures of the Safety Valve Jumping up in the Stabilizer Tower

稳定 塔安全 阀起跳原因分析及对策

Failure analysis of the fastening bolt of the valve on the gas tower

储气 塔 阀门紧固螺栓的断裂分析

Through analysis to caustic scribing tower the difference of structural design of floating valve tower for atmospheric and pressurized conditions is clearly described .

通过对碱洗塔分析，指出常、加压浮 阀 塔结构设计的不同。

Construction Technology of Sand Foundation Reinforcement with Sleeve Valve Pipe Double Liquid Grouting of Guangzhou New TV Tower

广州新电视 塔袖 阀管双液注浆砂层地基加固技术

The optimum design of float valve tower using computer

浮 阀 塔的计算机优化设计

Reason analysis on inlet valve failure for vacuum tower bottom pump

减压 塔底泵入口 阀失效原因分析

CTST high efficiency trays was used to revamp float valve type urea desorption tower under the condition of remaining the shape and size of the tower .

在不改变设备外形尺寸的前提下，应用CTST高效塔盘技术对浮 阀型尿素解吸 塔进行改造。

This paper analyze the valve tower radiation structure transformation in one power frequency cycle and calculate the electric field strength at the gallery in ± 500kV valve hall along with time .

分析了一个工频周期内 阀 塔辐射拓扑结构的变化，用阻抗变换的方法计算了±500kV换流站阀厅内随着时间的变化，阀厅巡视通道位置处几个频点上电场强度的变化。

At last the built of valve tower time-varying topology antenna array model is researched fatherly and the computing result is demonstrated .

最后进一步研究了换流 阀 塔时变拓扑天线阵模型的建立，并给出了计算结果。

The demethanizer for the 300 MT / Y ethylene plant of Qian Jin Chemical Works is converted from a valve tray tower to a packed tower using IMTP .

前进化工厂30万吨乙烯装置中的脱甲烷塔，原来是浮阀塔，改造成Intalox金属填料塔后， 塔的压降从浮 阀塔的0.42公斤/厘米~2。

For the production expansion of methanol in Shanghai Coking and Chemical Corporation a new high efficient regular packing tower was applied instead of the conventional valve tower to enhance its capacity through which the production scale was enhanced from 200 kt / a to 350 kt / a.

为了扩大甲醇装置的生产规模，上海焦化有限公司将原有20万t/a以 浮 阀 塔技术为基础的精馏生产工艺改造成35万t/a的新型高效填料塔生产工艺。

Thirdly the three-phase valve tower radiation model is built by using the verified method mentioned above and its field intensity produced around is obtained .

随后利用前述已验证的方法，建立了三相换 流 阀 塔的辐射模型，得出了其在周围空间产生的场强。

As an example an index method is applied to analyze a float valve tower to determine the variation range of some uncertain parameters .

以浮 阀 塔 板为例，说明如何采用顶点法求解化工 装置弹性系数，进行弹性分析，确定不确定参数真实可行的变化范围，比较不同设计的弹性大小；

In revamping the diameter of tower tray the tower height and the number of tower trays were fixed while the F_1 floating valve trays were replaced by ADV differential tower tray the throughput of each fractionation tower was increased by over 40 % .

改造中在塔径、塔高、塔盘数不变即塔体利旧的情况下，用ADV微分浮阀塔盘替换原F1型浮 阀 塔盘，使各个分馏塔的生产能力提高40%以上；

Application of the HTV boat-shape floating valve tray in the north distillation tower and fractionator of delayed coker of Jingmen General Petrochemical Works were introduced with emphasis on process calculation operation unit evaluation and equipment maintenance .

介绍了HTV船型浮 阀塔板在荆门石油化工总厂北蒸馏装置常压 塔及延迟焦化装置分馏塔上的应用情况。

F a 8098 microcomputer to control the valve drived by motor in the NH3 synthetic tower are discussed and main interface circuits are given the control equipment has been used in a live system .

文中讨论了运用8098单片机控制氨合成 塔电动 阀门的原理和实现方法.给出了主要的接口电路，该控制装置已在实际系统中使用。

Study on Thermal Variable Amplitude Fatigue for Nozzle Weld of Block Coke Valve of Coke Tower Caused by Thrust Forces and Moments of Pipe End

管端推力（矩）引起的焦炭 塔堵焦 阀接管焊缝的变幅值热疲劳研究

The working life of ridge-type diaphragm valve coated by Ti-Fe alloy for carbonization tower of alkali factories is five times higher than that of valve made of grey cast iron .

该工艺用于碱厂碳化 塔取出 阀，经涂钛后的屋脊式膈膜 阀使用寿命比原灰铸铁阀的寿命提高5倍以上。

Microcomputer Controlling of Valve Drived by Motor in NH_3 Synthetic Tower

氨合成 塔电动 阀门的微机控制

The design and simulation of valve tower

浮 阀 塔的设计及模拟计算

Analysis of rectangular float valve tray cracking in atmospheric distillation tower

常压 塔条 阀塔盘开裂分析

Development of the Computer-aided Course Design of the Alcohol Float Valve Rectifying Tower

浮 阀 板酒精精馏 塔课程设计计算机软件的开发

Application of Quick Disconnection Valve to Reflex Pump of Propene Tower of Fractionation Plant

快速切断 阀在气体分馏装置丙烯 塔回流泵上的应用