It is considered that the results are important base to further study and predicate the air exhausted time for vacuum drying of long-distance pipeline. 研究结果对进一步进行长输管道真空干燥抽气时间的预测研究提供了重要的依据。
GI High Vacuum Butterfly Valve ■ GI high vacuum butterfly valve is used to put through or cut off the airflow in vacuum pipeline. GI型-高真空蝶阀■GI型高真空蝶阀用于接通或切断真空管路中的气流。
GD high vacuum flapper valve is used to put through or cut off the airflow in vacuum pipeline. GD型高真空挡板阀用于接通或切断真空管路中的气流。
GUD electric high vacuum ( pressure) ball valve uses electric device to drive the stem and ball for open and close, thus to put through or cut off the medium flow in vacuum ( pressure) pipeline. GUD型-电动高真空球阀是以电动装置驱动阀杆与球芯来执行启闭动作,达到接通或切断真空系统管路中的介质流。
Typical applicable locations are: air compressor, vacuum pump, compressing air pipeline, pressure regulating valve, testing equipment, and medical sterilizer, etc. 典型的应用场所为:空气压缩机、真空泵、工艺管路、调压阀、测试设备、医用消毒器等。
Thermal analysis of steel-jacketed vacuum insulated heating pipeline 钢外护管高温蒸汽真空保温管道热力计算分析
Design and Study of a Software of the Computer-monitor System for Vacuum Pipeline Collection 厕所真空收运管网微机监控系统的软件设计
Expert System of Vacuum Drying on Long-distance Pipeline 长输管道真空干燥专家系统
Process, equipment and technique index of vacuum pipeline waste col le ction system were introduced, and key technologies of the system were discussed. 对真空管道垃圾收集系统的工艺、设备及技术指标做了介绍,并对其关键技术进行了探讨。
Study on the Net Speed of Vacuum Pump in Long-distance Pipeline Vacuum Drying 长输管道真空干燥真空泵有效抽速的研究
Brief introduction of the vacuum drying technology for the pipeline 管道真空干燥技术简介
The important parameters to design vacuum station and pipeline are researched profoundly. 对真空输送管网和真空站重要参数作了研究与设计。
The traditional pressure distribution theory in air pipeline has been smashed by discovery of vacuum phenomena in the outlet of air pipeline. The view, that there is no vacuum in the outlet of fan, has been changed. 空气管道出口处负压现象的发现,打破了传统的空气管道终端压力分布理论,改变了人们长期形成的风机出口管道终端不会出现负压的观念。
Analysis and Precautionary Measures of Explosion Accident of Check Valve in Vacuum Insulation Pipeline 真空绝热管道止回阀爆炸事故的分析与防范
Taking liquid hydrogen fueling pipeline for example, this paper discusses the reconstruction scheme, puts forward the vacuum multilayer thermal insulation technology to reconstruct test stand cryogenic pipeline system, and introduces the system performance after reconstruction. 以液氢加注管道为例,探讨了改造方案,提出用真空多层绝热方式改造试车台低温管路系统的思想,并介绍了改造后的使用效果。
The influence of pipeline flow resistance on net speed of vacuum pump is analyzed in long-distance pipeline vacuum drying, the calculation method of net speed of vacuum pump is given and checked up with site experiment. 分析了长输管道真空干燥中真空泵组的有效抽速受管道流阻的影响,给出了有效抽速的计算方法,并用现场实验对其进行了验证。
Remake of vacuum oil pipeline in refinery unit and pipeline stress analysis 减压转油线改造与管系应力分析
Vacuum Phenomena in the Outlet of Air Pipeline Export Procedures 空气管道出口处的负压问题
The vacuum transfer line is an important pipeline in refining atmospheric and vacuum distillation unit. 减压转油线是炼油常减压蒸馏装置中的一个重要管道。
Especially, before study the hydraulic computation, through experiment, we have studied the type of the wastewater running in the vacuum pipeline. 特别的,在进行水力计算研究之前,通过实验室装置研究了真空污水管道内的污水运动流型。
The fourth chapter describes the method of mechanical analysis which is used to analyze vacuum tubes, and then simulates and calculates the internal force, compare the internal force characteristics at the different vacuum, finally make the reinforcement and calculation of carrying pipeline. 第四章首先说明了承载管道的力学分析方法,然后对其进行了内力模拟,比较不同真空度时的内力特性,最后对混凝土管片做配筋和检算。
As a drainage system, vacuum drainage system uses high speed airflow caused by pressure difference between the atmosphere and the pipeline to take away the wastewater from apparatus. 真空排水系统是一种利用气压差所产生的挟裹污水的高速气流来把污水从器具中取走的排水系统。