The hydro cylinder controlled by four-way valves is the most common dynamical outfit in hydraulic system.
四通阀控液压缸是液压控制系统中最常见的动力机构,根据其工作原理推导出了控制系统的动态响应数学表达式。
The operating principle and steering control tube of high-temperature air generator are introduced, the reasons for high resistance of the steering control tube being composed of 4 magnetic valves are analyzed, and the improvement on substitution of 1 four-way valve for 4 magnetic valves is put forward.
介绍了高温空气发生器的工作原理及换向控制管路,分析了由4个电磁阀组成的换向控制管路阻力大的原因,提出由1个四通阀代替4个电磁阀的改造措施。
Analysis and transformation in four way valve is detection the flowmeter of crude oil;
四通阀在原油流量计标定中的分析与改进
The PLC control project of periodical shift of the cross valve is expounded.
介绍了高温空气发生器的工作原理与特点,提出了采用可编程序控制器(PLC)控制四通阀周期切换的控制方案。
Compare with four way cock and four way ball valve in the longitudinal inclination balance control system;
四通旋塞与四通球阀在纵倾平衡控制系统应用中比较
Dynamic Simulation Research on Tri-position Four-way Valve based on AMESim
基于AMESim三位四通阀动态仿真研究
A performance matching system for bistable four-way valves
空调双稳态四通阀性能匹配测试系统
Four-way valve fault diagnosis based on wavelet denosing and HHT
小波消噪-HHT的四通阀故障诊断
It was founded in1988, specially produces“ Dajiang” brand agricultural machine series products and open valve part Air Conditioner machine.
专业生产“达江”牌农机系列产品及空调四通阀部件。
Bronze suction sea valves
GB/T11692-1989青铜吸入通海阀(四进位)
Cast steel suction sea valves
GB/T11691-1989铸钢吸入通海阀(四进位)
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
Remove the cover plate of the relief valve by removing the four connecting screws.
通过拆卸四个连接螺丝来拆卸安全阀盖板。
Empty four-position valve accommodating five ports.
排空四个位置的放气阀，它调节五个通道。
Experimental Study of Local Resistance of Divided-Flow Adjustable-Cross;
带调节阀片分流四通局部阻力系数实验研究
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
Empty four-position valve accommodating two, three or four ports.
排空四个位置的放气阀，它调节两个、三个或四个通道。
General purpose industrial valves-Diaphragm valves
GB/T12239-1989通用阀门隔膜阀
dual way check valve
双向止回阀（双通单向阀）
Empty two-position valve accommodating two, three or four ports.
排空两个位置的放气阀，它调节两个、三个或四个通道。
Empty three-position valve accommodating two, three or four ports.
排空三个位置的放气阀，它调节两个、三个或四个通道。
Design Selection and Using of Large-capacity Refrigeration Cross-electromagnetic Reversing Valve
制冷用大容量交叉式电磁四通换向阀的设计选型与使用
Processing Technology Research of the Refrigeration Large Capacity Crossing Electromagnetic Four-way Reversing Valve
制冷用大容量交叉式电磁四通换向阀加工工艺研究