Flow field of the main-control reversing valve of electro-hydraulic hammer was simulated.
利用流体有限元方法,对电液锤液压系统主控换向阀的流场进行了数值模拟;对电液锤在不同工况下主控换向阀内流场压力和速度等参量的分布、流道内流场的结构(速度、压力、流动的分离与再附壁、漩涡的产生与消失)与能量损失和元件性能等关系进行了分析,并对液压阀的结构进行了优化设计,得到了高效、低能耗的液压阀。
The heat accumulator,air and gas jet design and reversing valve selection were analyzed.
分析了蓄热式加热炉中蓄热体的选用,空、煤气喷口的设计,换向阀的选择原则等,并介绍了重庆钢铁集团公司中板厂新建3#蓄热式加热炉的技术参数、燃烧器的布置、排烟方式等。
The paper analyzes the existing problem in the application of three-way reversing valve in the regenerative reheating furnace.
对三通换向阀在蓄热式加热炉上应用中存在的问题进行了分析,并就存在的问题采取了相应对策,以确保加热炉的能力得以发挥和安全运行。
This paper introduces the features of a computer-controlled testing device for pneumatic directional valve and pneumatic system tests and measurements.
介绍一种采用计算机控制与检测气动换向阀试验台的特点和测试系统设计。
This paper describes and analyzes a typical accumulator malfunction caused by the shock of directional valve.
本文描述和分析了一起典型的由于换向冲击而引起的蓄能器故障,通过对该故障的原理分析,阐明了换向阀阀芯的动作速度对液压元件的微妙影响,希望能为我们在液压设备的调试中起到一些启示作用。
Design and simulation of large flow rate directional control valve
大流量换向阀的设计与流体动力学仿真
Introduces the main performance demand,working principle and median function of the directional control valve,and introduces the median function and its structure and function characteristics of several typical directional control valve.
介绍了换向阀的主要性能要求、工作原理和中位机能,并以几种典型换向阀为例,介绍了它们的中位机能、结构特点以及机能特点,同时举例说明了在采煤机的液压系统中,几种典型换向阀中位机能所发挥的重要作用。
Taking the electric control circuit of the flanging machine as an example,this single electromagnet directional control valve is used to design the electric control circuit with several sequential cylinders.
以卷边机电气控制回路设计为例,介绍一种使用单电磁铁换向阀进行多气缸顺序动作电气控制回路的设计方法。
As important directional control valve,direction valve is used to control the direction of movement part.
换向阀作为重要的方向控制阀,用来实现运动部件的方向控制。
Research on Multi-way Directional Valve with High-speed On-off Valve as Its Pilot Valve
以高速开关阀为导阀的多路换向阀的研究
The Static Design of Closed-loop System for High-speed Switch Valve Controlled Hydraulic Valve
高速开关阀控换向阀闭环系统的静态设计
The Performance Analysis and Research of a New Kind of Reversal Valve in Hydramatic Support;
新型液压支架换向阀性能分析与研究
Study on Performance of PTFE Sealing Materials in 4-Way Reversing Valve of R410A Air-Condition
R410A条件下四通换向阀PTFE密封性研究
Performance Analysis and Research of New Kind of Reversal Valve in Hydraulic Support
液压支架新型换向阀性能分析与研究
Study of Coupled Water Hammer Vibration Characteristics of Hydraulic Control Valve
液压换向阀的耦合水击振动特性研究
The hoisting mechanisms can be controled independently through the controlvalve.
主、副卷扬通过换向阀的控制，可单独操纵。
Design of a Seawater Hydraulic Solenoid Cartridge Directional Valve
大流量插装式海水液压电磁换向阀的设计
Optimization of Structure Parameters and Experimental Validation of Hydraulic Control Directional Valve in Differential Type
差动式液控换向阀结构参数的优化匹配
Controlling and Testing System for Reliability Test-bed of Pneumatic Solenoid Directional Control Valve
气动电磁换向阀可靠性试验台自动测控系统
Improved Design of Reversing Valve Based on Hardware Redundancy Fault-tolerant Control
基于硬件冗余容错控制的换向阀改进设计
The Design and Performance Test of a High Frequency Gas Reversing Valve
一种高频气流换向阀的设计与性能测试
Design and simulation of large flow rate directional control valve
大流量换向阀的设计与流体动力学仿真
Design Improvement of the Refrigeration High Capacity Crossing Electromagnetic Four-way Reversing Valve
制冷用大容量交叉式电磁四通换向阀设计改进
A novel integral handle reversal valve of wheel loader
一种轮式装载机整体式新型手动换向阀
The Designing and Technology of High-frequency Inducing Brazing Equipment for End Cap of Electromagnetic Change Valve
电磁换向阀端盖高频感应钎焊设备研制及工艺探讨
A new type tee joint reversed valve, which was used in negative pressure bag filter with opposite blow, is reported.
本文介绍负压反吹风布袋除尘器中一种新型的三通换向阀.
ON DESIGN RESEARCH OF AUTOMATIC REVERSING MECHANISM OF RECIPROCAL COMBINATION VALVE;
往复组合阀自动换向机构的设计研究