Study of the reducing craft of micro-grooved heat pipe and device development 沟槽式微热管缩径工艺研究及装置开发
The sucking room is provided on the bellmouthing end of the reducing pipe, another end of the sucking room is a suction inlet. 吸入室安装在异径管的喇叭口端,吸入室的另一端为吸入口。
I found it convenient to use a right angle reducing fitting, followed by a gray threaded pipe, and a gray hose barb that threads onto the gray pipe. 我发现它方便使用直角减少拟合,其次是一个灰色螺纹管,和一个灰色软管烧烤认为线程上的灰色管道。
Employment of Slight Stretch Reducing Process for φ 130 mm Plug Pipe Mill Plant 微张力减径工艺在Φ130mm自动轧管机组的生产应用
Application of this water reducing agent to PHC pipe pile indicated that this water reducing agent was a new product with stable quality and reliable performance suitable for use in manufacture of PHC pipe pile. 通过在PHC管桩中的使用,说明了该减水剂是一种品质稳定、性能可靠,适合PHC管桩生产使用的新产品。
It can achieve the aim that reducing pipe line decreasing invest and link, by using dill hole technology in opening inclined shaft process. 斜井开拓中,采用钻孔技术排水,可大大缩短管路,减少投资,减少环节,达到长期节电降耗的目的。
New calculating formula has been put forward for reducing ratio of wall thickness of cylinder-type pipe in bending, by using regressive analysis and curve fitting, which has been proved to be with higher calculating accuracy than that of formula being used at present. 采用回归分析和曲线拟合方法,提出圆管无芯弯曲壁厚减薄量新的计算公式。经验证该公式比目前实际采用的变薄量计算公式具有更高的计算精度。
On improvement of the structure of reducing reaction pipe 还原反应管结构的改进
The advantage of heat tension size reducing process adopted on electric welding pipe developed by Technology Institute of Kawasaki Steel Corp. Japan, and the basic character of the high strength and high ductility pipe are introduced. 介绍了日本川崎制铁公司技术研究所开发出的电焊钢管采用热张力减径工艺的特性,及这种钢管的高强度、高延性等基本特性。
Iterative Learning Control for Stretch Reducing Process of Seamless Pipe 无缝钢管张减过程迭代学习控制
Based on analyzing the temperature reducing reason in rolling pipe, a temperature reducing calculation model of sizing/ stretch-reducing is described, in which radiation, contact exchange of heat and temperature distribution along tube length are taken into account. 在对轧制时钢管的温降原因进行分析的基础上,给出一种定张减温降计算模型,该模型考虑了辐射、接触传导、内部传导对温度的影响。
Stretch reducing pipe mill with tandem centralized differential transmission system 串联集中差速传动的钢管张力减径机
Successful test production of automobile semi-axle casings by SLIGHT-STRECH reducing process in Heng Yang steel pipe factory 衡阳钢管厂用微张力减径工艺试轧汽车半轴套管获得成功
This paper introduces the method of partition the normal gas transmission to stop the aged pipe transmission by using the special flange and reducing pipe. 介绍了一种使用专用法兰和变径短管封堵煤气管道停止老化管道运行的新方法。
A simple Method for Reducing Noise in Slipe Pipe at Grain proceeding Mill 一种控制粮食工厂溜管噪声的简易措施
According to the upper formation features, as one of the effective measures for reducing pipe sticking and improving drilling speed, the use of polymer drilling fluid has been presented. 根据地层特点提出,使用好聚合物钻井液是降低阻卡、加快钻井速度的有效措施之一。
Under the high line of underground water, the constructive application about reducing underground water by pipe well in the soft soil foundation, such as sand and power soil etc, used in the transmission line construction are introduced. 介绍输电线路工程中,在浅地下水位条件下,管井降水法在砂土、粉土等弱性土质基础上的施工应用。
A Hydraulic Design Method of Reducing Pipe with Ladder-Shaped Flow Rate Distribution in Mini-irrigation 流量呈梯形分布的微灌变径管道水力设计方法
Feasibility Analysis on Branch Reducing in Layout of Manifold on Copper Water Supply Pipe 给水铜管分水布置的支管缩径可行性分析
This paper introduced that horizontal centrifugal casting technology is used to develop the composite acicular spheroidal graphite cast iron collar for tension reducing mill of Baogang pipe mill. 介绍了采用卧式离心铸造技术,试制宝钢钢管轧机使用的复合针状球铁张减机辊环的过程。
Influence of stretch reducing on wall thickness of steel pipe 张力减径对钢管壁厚的影响
Analysis on the Occurrence Mechanism of Surface Roll Trace on Stretch Reducing Pipe 张减管外表青线产生机制浅析
Study on reducing the inner fold defect of seamless steel pipe produced by Baotou Iron& Steel Company 减少连铸圆坯轧制无缝管产生内折缺陷研究
Discussing on Reducing Barbs on the Weld Seam of Welded Pipe 减少焊管焊缝毛刺的探讨
After welded pipes are treated by reducing tension mills known as "welded pipe seamless process". There are still some differences between welded pipe and seamless pipe in quality index. 焊管经张力减径机处理后有人称之为焊管无缝化,这种焊管与无缝钢管在一些质量指标上仍存在差异。
Research on mechanism of reducing friction through injecting slurry in pipe jacking 顶管施工中注浆减摩作用机理的研究
With the investigation on the roll procedure of stretch reducing pipe, the occurrence mechanism and the affective factors of the pipe surface roll trace are analyzed, and the measures for improvement are put forward as well. 通过对张减管轧制过程的研究,探讨了钢管外表青线产生的机制,分析了影响青线产生的因素,并提出了改善措施。
After the analysis of the factors affecting the secondary air flow, neural network PID control with a predictive model is designed, reducing the interference on the secondary air flow from pipe coupling and total air volume. 在分析了影响二次风流量的因素之后,设计了带有预测模型的神经网络PID控制,减小了管道耦合和总风量对流量控制的影响。
Distributed by pump arrangement, with the aid of mixed water hydraulic divider, the system can realize variable flow operation system in the whole operation process, reducing the flow of pipe network traffic, reducing the power consumption of the water pump. 通过水泵分布式布置,借助水力分压器的混水作用,系统在整个运行过程中变流量运行,减少了管网的流量,降低了水泵的电耗。