Review of progress on the design technology of centrifugal type chemical process pump 离心式化工流程泵设计技术进展综述
With built-in type, single seal face and single spring, U-ring is used for rotating ring auxiliary seal, high reliable seal, fitting for high-pressure petrochemical process pump. 内装式、单端面、单弹簧、平衡型,动环辅助密封采用U形密封圈,密封可靠,适合高压石油化工流程泵。
One channel was selected to simulate for double suction petrochemical process pump in the most papers, and big difference arise when the characteristics of double suction impeller are focused. 以往对流程泵双吸式叶轮内部流场的数值模拟多是选取单流道进行的,这与双吸式的特点还是有很大差别的。
Petrol-chemical process pump is very important in the chemical process, which affects the normal running of the chemical enterprise. 石油化工流程泵在化工流程中起着举足轻重的作用,它直接影响着化工企业能否正常运营。
Thoughts of HD type petrol-chemical process pump HD型石油化工流程泵的几点设计思路
Attention problems in operation process of canned-motor pump 屏蔽泵使用过程中注意的问题
Comparison of LEWA Process Diaphragm Pump with High Speed Centrifugal Pumps LEWA过程隔膜泵与高速离心泵的比较
Numerical Simulation of Flow Field in the Impeller of HD Petrochemical Process Pump HD型石油化工流程泵叶轮内部流场数值计算
The application of process pump in Refinery 化工流程泵在炼油装置中的应用
Casting Process of Pump Wheel of Tank Hydraulic Torque Converter 坦克液力变矩器传动轮泵轮的重力铸造工艺
This paper discussed thoughts of structure design, hydraulic design and seal design of HD type petrol-chemical process pump, in order to communicate with experts in petrol-chemical industry. 本文论述了HD型石油化工流程泵在开发研制过程中结构、水力设计以及密封问题上的思考,与化工行业的同行进行交流。
The paper researches deeply the demonstration process of pump theoretical head formula and concludes that the precision of theoretical head is determined mainly by slip coefficient. 较深入研究和分析了理论扬程公式的推导过程,认为滑移系数是理论扬程计算结果精度的主要决定因素之一。
The basic way to enhance the process of heat pump dryer for paste type materials is to combine the convection and heat conduction, the mechanism, basic parameters, and effect of combined the convection and heat conduction drying. 以对流与传导联合干燥为膏状热敏物料热泵干燥过程强化的基本途径,通过与普通的单独对流干燥的比较分析,研究了对流与传导联合干燥的机理、基本参数和影响因素。
Based on the application experience and actual data, the comparison of high speed centrifugal pump wth LEWA process diaphragm pump was objectively carried out, and the conclusion can be referenced by the users. 根据产品的使用经验及实际数据对高速离心泵和LEWA过程隔膜泵做了客观深入的比较,为使用者选择合适的设备提供依据。
Analysis of the influence of different valve types on the transition process of the pump system 浅析不同阀门型式对泵系统水力过渡过程的影响
In this paper, the design characteristics of equipment disposal of program-controled reverse osmosis system were introduced briefly, which were related to process pump, clarifier and media filter, reagent dosing and RO unit. 简述了应用于地表水的程控反渗透系统的工艺水泵、澄清过滤设备、加药装置以及RO装置的一些配置设计要点。
Hydraulic analogy experiment is made to validate the program of numerical simulation on process of Electromagnetic Pump filling. 为了验证所开发的电磁泵充型过程数值模拟程序的正确性,作者采用水力模拟实验进行验证。
According to the engineering situation and construction demands the construction technology and process for pump concrete are elaborated in detail. 根据工程概况和施工要求,对泵送混凝土施工工艺和施工过程作了详细阐述。
Simulation on process of jet pump for safety system in nuclear power plant 核动力装置安全系统中喷射泵工作过程模拟
Study on the Application of CAD Technology in Process Design of Pump Station CAD技术在泵站工艺设计中的应用研究
Characteristics and analysis of liquid chlorine packaging process with submerged pump 液氯液下泵包装工艺特点与分析
Presently, Petrol-chemical process pump is developing to large scale and high speed. Based on this thought, people design the HD type petrol-chemical process pump. 目前,石油化工流程泵正往大型化、高速化方向发展,HD型石油化工流程泵就是基于这种思路开发的一种新型化工流程泵。
On the basis of studying the chance error occurred in the manufacturing process of plunger pump, the writer puts forward the influence of mechanical error on the flow rate of the crank plunger pumps. 通过研究柱塞泵制造过程中的随机误差,明确提出了机械误差对曲柄柱塞泵流量的影响。
Numerical simulation on the starting process of pump driven by eddy current coupling drive 电磁调速水泵机组起动过程的数值模拟
Focused on the research of water production process in water pump station, to send water pump station and pump station of centrifugal pump analysis of failure causes and countermeasures. 着重研究自来水生产工艺中取水泵站、送水泵站和加压泵站的离心泵故障原因分析和对策措施。
Evaporative cooling air conditionings refrigeration process consumes only pump power and take water as refrigerant, so this air conditioning way can reduce energy consumption greatly and avoid environment pollution. 蒸发冷却空调的制冷过程只需消耗泵功,并且以水为制冷剂,因此可以大大的减少能源消耗和避免氟利昂制冷剂对大气环境的污染。
In modern chemical enterprise, dedicated process circulation pump is the expensive key equipment. 在现代的化工企业中,专用的工艺循环泵是价格昂贵的关键设备。
Then analyzed the working process of variable pump under the control of DA control, and discussed the problem of cooling the hydraulic system of detective vehicle. 最后介绍了驱动系统的液压工作原理,对DA控制下的变量泵变量过程进行了分析,并讨论了检测车液压系统的冷却问题。
As the core technology in the localization process of pump storage power station, the design of pump turbine is the key issue. 水泵水轮机作为抽水蓄能电站的核心部件,是我国抽蓄电站国产化进程中的关键技术。
Since then to actual production process in charge pump high-pressure system failure problems, through the design of the product to circuit analysis, combined with the technology process and grain round to test charge pump high-pressure system failure problem discussed. 此后以实际生产过程中所遇到的电荷泵高压系统失效问题,通过对产品的设计电路分析,结合工艺制程和晶圆测试对电荷泵高压系统失效问题进行了比较详细的分析。