Centrifugal compressor in the petrochemical industry application is very wide, especially in the application of ethylene industry.
离心式压缩机在石化工业的应用很广，尤其是在乙烯工业的应用。
Centrifugal compressor compression ammonia or syngas (often contains large amounts of ammonia), the system must be kept dry, as to reduce oil and transport gas contact.
采用离心压缩机压缩氨或合成气(常含大量氨)时，系统必须保持干燥，尽可能减少油与输送气接触。
Coke oven gas is most hydrogen and methane gas is not pure, and, therefore, generally with the centrifugal compressor.
焦炉气大部分是氢和甲烷，气体不纯净，因此，一般用离心式压缩机。
The design of the main tasks are: identification ammonia Section cycle centrifugal compressor structure, the main structure size, and identify key zero, parts of the structure and size selection.
本次设计的主要工作包括：确定合成氨工段循环离心压缩机的结构形式、主体结构尺寸，并确定主要零、部件的结构尺寸及其选型。
The calculating method of viscous end speed defective value & end width for centrifugal compressor impeller is given.
给出了离心压缩机叶轮粘性尾迹速度亏缺值及尾迹宽度的计算方法。
Parametrization programming of space intersection deep hole in casing machining of centrifugal compressor is set forth.
阐述了离心式压缩机机壳加工中的空间相交深孔的参数化编程方法。
The paper introduces the design on anti-surge of centrifugal compressor by SLPC programmable controller, and gives user program flow diagram and list.
本文介绍了采用SLPC可编程调节器实现离心式压缩机防喘振的设计，并列出了SLPC用户程序框图。
Aimed at the surging existed in centrifugal compressor, this paper analyzes factors for surging and presents control method for anti-surging.
针对离心式压缩机存在喘振的问题，分析影响喘振的因素，介绍抗喘振控制方法。
Based on the geometry characteristic and processing technique of centrifugal compressor impeller, the tool path of rough and finish machining are scheduled.
分析了离心压气机叶轮的几何结构特点、加工工艺，并在此基础上规划了叶轮的粗、精加工刀具轨迹。
Finally, combined the application of CFD in centrifugal compressor and other aspects experience of the author about CFD, Frequent and efficient CFD key technologies was discussed and analysed.
最后，针对CFD在离心压缩机中的应用，并结合作者在其他方面的CFD应用体会，对常用、高效的CFD关键技术进行了分析和讨论。
The operating condition of dry seal on centrifugal compressor and its economic benefits are introduced.
介绍了干气密封在离心压缩机上的工作运转情况，及其所带来的经济效益。
Critical speed is one of the important dynamic parameters of the rotor system in centrifugal compressor.
临界转速是离心压缩机转子系统的主要动力参数之一。
It is very important to describe the performance curves of centrifugal compressor by mathematical model accurately for the automatization design and management of gas transmission trunk line.
对于输气干线的自动化设计和管理来说，用准确的数学模型描述离心压缩机的特性曲线至关重要。
Glasfloss Z-Pak GT filters are ideally suited for the rigors of gas turbine and centrifugal compressor applications.
此款燃气轮机过滤器非常适合用于要求严格的燃气涡轮和离心式压缩机应用。
This paper gives a method for drawing centrifugal compressor impeller by use of microcomputer.
本文给出了一种以微型计算机为工具绘制离心压气机叶轮图形的方法。
Some approaches to reduce shaft vibration on centrifugal compressor are discussed, and according to the operation condition on site, effective measures are adopted.
探究了减小离心空压机轴振动的若干途径，并根据现场实际运行的情况，采取了有效的措施。
Against the vibration problem arising from DH centrifugal compressor test running, analysis and treatment method is put forward. A few of significant conclusions and recommendations are obtained.
针对DH型离心压缩机试车中的振动问题，提出了分析处理方案。得出了几点有指导意义的结论与建议。
The basic flow field structure and aerodynamic features of the impeller backside cavity are presented for the coupled computations of a centrifugal compressor and its impeller backside cavity.
通过对离心压气机与轮盘空腔耦合流场的计算分析，得到了轮盘空腔流动的基本流场结构和动力特性。
The intrinsic relation between the pneumatic parameter, structural parameter and acoustic power level for centrifugal compressor is given.
给出了离心压缩机气动参数和结构参数与声功率级之间的内在关系。
The objective of the present paper is to study the vortices motions in the impeller ofvaneless diffuser of centrifugal compressor by numerical computations.
本文的目的是用数值计算方法来研究离心式压气机叶轮内的旋涡运动。
Therefore, in order to improve the performance of compressor, it is necessary to accomplish the high accuracy five-axis nc machining of centrifugal compressor impeller.
因此，有必要开展离心压气机叶轮五轴高精度数控加工技术的研究，以期进一步提高压气机的性能。
DH centrifugal compressor is a wide-applied centrifugal compressor type, while domestic DH centrifugal compressor has come to lots of difficulty in design aspect as well as application aspect.
作为一种应用广泛的离心压缩机，DH型离心压缩机的国产化无论在理论设计还是工程实践应用方面都存在着大量的问题。
Vaned diffuser plays an important role in centrifugal compressor as it can improve the performance of compressor and broaden the operating range.
离心压缩机中，叶片扩压器对提高压缩机整机性能、拓宽有效运行范围发挥着举足轻重的作用。
Static components such as diffusers and volutes play an important role in the centrifugal compressor because they can improve the performance of the compressor and broaden the operating range.
离心压缩机中的静止元件如扩压器、蜗壳等，对提高压缩机整机性能、拓宽有效运行范围发挥着举足轻重的作用。
The presented problems and resulted harm about air seal axial clearance in a centrifugal compressor are pointed out.
指出了离心空压机气封轴向间隙存在的问题及造成的危害。
Against the vibration problem arising from DH centrifugal compressor test running, analysis and treatment method is put forward.
针对DH型离心压缩机试车中的振动问题，提出了分析处理方案。
Compressor impeller is a type of representative parts with sculptured surface, which is the most important part in the centrifugal compressor.
压气机叶轮作为离心压气机的核心零件，是一类典型的复杂曲面零件。
Compressor impeller is a type of representative parts with sculptured surface, which is the most important part in the centrifugal compressor.
压气机叶轮作为离心压气机的核心零件，是一类典型的复杂曲面零件。
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