To ensure the hydraulic control valve in the discharge Screw pumps as soon as possible when driving condensate, rapidly increase the temperature of heating equipment. 才能保证水力控制阀在开车时能尽快排出凝结水,迅速提高加热设备的温度。
Design of water cooled discharge screw for Dr rotary hearth furnace production of direct reduced iron in rotary hearth furnace 直接还原环形转底炉用水冷螺旋出料机的设计环形转底炉海绵铁生产方法
An Improvement on Consideration of Design of Coal Slime Dewatering Centrifuge with Vertical Discharge Screw 立式螺旋卸料煤泥离心脱水机设计思路的改进
Research and application of large discharge capacity screw pump in polymer flooding 聚驱大排量螺杆泵研制与应用
E paper introduces a numerical control discharge cable device, in which the pulse generator is driven by the cable drum of electric scraper, synchronism pulse signal and the running direction of electric scraper control the rotation direction of lead screw, high-frequency pulse signal drive stepper motor. 介绍了一种由电缆卷筒驱动脉冲发生器、同步脉冲信号与行驶方向控制电缆排缆丝杠的旋向、高频脉冲信号驱动步进电动机旋转的电动铲运机数控排缆装置。
New technology and new construction, such as hydraulic coupling, dismountable scraper chain, pneumatic discharge gate valve and screw tensioning device with multi-spring buffer are used. The pneumatic discharge apparatus is one of the main energy consumption equipment in wood-working and wood-based panel industry. 它采用液力偶合器、可拆式刮板链条、气动卸料闸门以及多弹簧缓冲的螺旋张紧装置等新技术、新结构。物料风送设备是木材加工和人造板生产中的主要耗能设备之一。
Field popularization application result shows that polyline large discharge capacity screw pump can well meet the lifting needs in polymer flooding wells of high fluid production in Daqing Oilfield, with obvious cost effectiveness and energy economic effectiveness. 现场推广应用结果表明,多线大排量螺杆泵能够较好地满足大庆油田聚合物驱高产液井的举升需要,而且具有明显的降投资和节能效果。
Capacitive Discharge Screw Welding of Aluminum Alloy 铝合金电容放电螺柱焊的研究
When anti corrosive aluminum screw was welded to aluminum alloy board by the capacitive discharge screw welding, its capability of resistance to shear stress would decrease and fall off easily. 用电容放电螺柱焊焊接到铝合金板上的防锈铝螺柱承受剪切力的能力低,容易脱落。