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Supplier: Velan, Inc.
Description: A world-leading range of ball valves for delayed coking and other high temperature slurry applications. Features and benefits AUTOMATION The electric, hydraulic or pneumatic actuator is selected in function of coker service. A large torque safety factor ensures the valve
- Valve Size: 6 to 16 inch
- Valve Type: Butterfly Valves, Other
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Supplier: Atos North America
Description: Hydraulic operated directional valves are spool type, thee or four way, two or three position, designed to operate in oil hydraulic systems. Available with single or double hydraulic actuator.
- Actuation: Electro-hydraulic
- Number of Ports/Ways: 3 to 4
- Pressure Rating: 5076 psi
- Valve Size: 0.2362 to 1.26 inch
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Supplier: Accuris
Description: VALVE, FOUR-WAY, HYDRAULIC, MANUAL
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Supplier: Atos North America
Description: Hydraulic operated directional valves are spool type, three or four way, two or thee position, designed to operate in oil hydraulic systems. Available with single or double hydraulic actuator.
- Actuation: Electro-hydraulic
- Number of Ports/Ways: 3 to 4
- Pressure Rating: 5076 psi
- Valve Size: 0.2362 to 1.26 inch
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Supplier: Atos North America
Description: Hydraulic operated directional valves are spool type, three or four way, two or three position, designed to operate in oil hydraulic systems. Available with single or double hydraulic actuator.
- Actuation: Electro-hydraulic
- Number of Ports/Ways: 3 to 4
- Pressure Rating: 5076 psi
- Valve Size: 0.2362 to 1.26 inch
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Supplier: Accuris
Description: Valve, Four-Way, Hydraulic, Manual
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Supplier: Accuris
Description: VALVE, THREE-POSITION, FOUR-WAY HYDRAULIC, MANUAL
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Supplier: Accuris
Description: VALVES, HYDRAULIC DIRECTIONAL CONTROL, FOUR-WAY, 0-12 GPM
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Supplier: HydraForce, Inc.
Description: A proportional solenoid-operated, four-way, three-position, spool-type, closed center, screw-in hydraulic cartridge valve.
- Actuation: Electric
- Number of Ports/Ways: 4
- Pressure Rating: 3481 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: A proportional solenoid-operated, four-way, three-position, spool-type, motor spool, screw-in hydraulic cartridge valve.
- Actuation: Electric
- Number of Ports/Ways: 4
- Pressure Rating: 3500 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: A proportional solenoid-operated, four-way, three-position, spool-type, motor spool, screw-in hydraulic cartridge valve with lower maximum fl ow rate of 7.6 lpm (2 gpm).
- Actuation: Electric
- Number of Ports/Ways: 4
- Pressure Rating: 3500 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: HydraForce, Inc.
Description: A proportional solenoid-operated, four-way, three-position, spool-type, closed center, screw-in hydraulic cartridge valve with lower maximum fl ow rate of 7.6 lpm (2 gpm).
- Actuation: Electric
- Number of Ports/Ways: 4
- Pressure Rating: 3500 psi
- Valve Size: 0.2500 to 0.3750 inch
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Supplier: Radwell International
Description: DOUBLE SOLENOID VALVE, THREE POSITION, FOUR WAY, SD 4W3P FLOAT CENTER, 3000 PSI. FREE 2 YEAR RADWELL WARRANTY
- Valve Type: Solenoid Valves
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Supplier: DynaQuip Controls
Description: 3-Way “L” Pattern Diverter Ball Valve Four RTFE Seats Allow Flow in Any Direction NPT Female Threaded Ends Viton Stem Seals ISO 5211 Direct Mounting "T" Pattern Available
- Actuation: Electric
- Number of Ports/Ways: 3
- Pressure Rating: 1000 psi
- Valve Size: 0.5000 to 2 inch
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Supplier: DynaQuip Controls
Description: . Features Include: 316 Stainless Steel Bodies and Trim Standard Port 3-Way “L” Pattern Diverter Ball Valve Four RTFE Seats Allow Flow in Any Direction NPT Female Threaded Ends Viton Stem Seals ISO 5211 Direct Mounting "T" Pattern Available
- Actuation: Pilot Operated, Pneumatic
- Number of Ports/Ways: 3
- Valve Size: 0.5000 to 2 inch
- Valve Type: Diverter Valves, Solenoid Valves
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Supplier: Eaton Hydraulics Group
Description: Directional Valves No matter what market a hydraulic system serves, there is a dependable directional valve for it among Eaton’s DG Series. Easily mountable on industry standard surfaces, Eaton directional valves provide three- or four-way directional control for
- Actuation: Mechanical Device, Electric, Electro-hydraulic, Pilot Operated
- Number of Ports/Ways: 3 to 4
- Pressure Rating: 5000 psi
- Valve Type: Control Valves, Directional Valves
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Supplier: Atos North America
Description: Pneumatic operated directional valves are spool type, three or four way, two or three position, designed to operate in oil hydraulic systems. Available with single or double pneumatic actuator with manual override.
- Actuation: Pneumatic
- Number of Ports/Ways: 3 to 4
- Pressure Rating: 5076 psi
- Valve Size: 1.26 inch
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Supplier: Prince Manufacturing Corp.
Description: FUNCTION The PRINCE valve model DS is a manual 6-way 2 position double selector valve. This valve will divert the flow going to two separate hydraulic circuits. For example two double acting cylinders or two reversible hydraulic motors can be operated by one
- Number of Ports/Ways: 6
- Pressure Rating: 2500 psi
- Valve Size: 0.7500 inch
- Valve Type: Spool Valves
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Supplier: Continental Hydraulics
Description: classification. CERTIFICATE NUMBER: CEC II ATEX 076 Continental’s line of explosion proof, 4-way, directional control valves is available in 2 position spring offset, 2 position detent, 2 position spring centered and 3 position spring centered versions. Four spools are available
- Actuation: Electric
- Number of Ports/Ways: 4
- Pressure Rating: 5000 psi
- Valve Type: Control Valves, Directional Valves, Solenoid Valves, Spool Valves
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Supplier: HAWE North America Inc.
Description: These directional seated valves type WN and WH use spring loaded ballsas valve elements and therefore do not show any leakage. They are manifold mounting and are available in four sizes. These valves are very compact as the functional valve parts are partly
- Actuation: Electric
- Pressure Rating: 4641 to 5076 psi
- Valve Type: Directional Valves, Solenoid Valves
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Supplier: Chemac Inc./Uraca/Uhde HPT/Gather/BHDT
Description: constant-speed electric motor. The hydraulic oil from the axial piston pump is alternately directed by a mechano-hydraulic four-way valve, which is hydraulically actuated by the moving plungers, to the two ends of a double-acting hydraulic cylinder whose
- Pump Type: Positive Displacement Pumps, Piston / Plunger Pumps
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Supplier: Haskel International LLC
Description: , Vacuum and Pressure modes. The Air-Cooled design features a heavy-duty fan located on the drive end of the pump. When the Vacuum Pump is in operation, the fan rotates to help keep the pump cool. All Vacuum Pumps include a 4-way Valve (Upper or Side Mount) allowing the operator to
- Pressure Rating: 20000 psi
- Valve Type: Needle Valves
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Supplier: Haskel International LLC
Description: , Vacuum and Pressure modes. The Air-Cooled design features a heavy-duty fan located on the drive end of the pump. When the Vacuum Pump is in operation, the fan rotates to help keep the pump cool. All Vacuum Pumps include a 4-way Valve (Upper or Side Mount) allowing the operator to
- Pressure Rating: 30000 psi
- Valve Type: Needle Valves
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Supplier: Haskel International LLC
Description: , Vacuum and Pressure modes. The Air-Cooled design features a heavy-duty fan located on the drive end of the pump. When the Vacuum Pump is in operation, the fan rotates to help keep the pump cool. All Vacuum Pumps include a 4-way Valve (Upper or Side Mount) allowing the operator to
- Pressure Rating: 15000 psi
- Valve Type: Needle Valves
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Supplier: Haida International Equipment Co., Ltd.
Description: one set Measuring the displacement High pressure pump one set Proportion Valve one set Electro-hydraulic servo valve one set Optional accessories Shearing accessories one set Annex Brief introduction STC300 Control
- Application Software: Yes
- Display / Interface: Computer Interface
- Force / Load Capacity: 1349 to 67440 lbs
- Mechanical Test: Compressive, Flexure / Bending, Shear / Torsion, Universal
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Description: The 108 Series offers versatile compact hydraulic power units engineered to let you put the power where you need it. Featuring an AC or DC motor, gear pump, reservoir, internal valving, load hold checks and relief valves, the 108 Series delivers an efficient, completely
- Flow: 0.7500 GPM
- Operating Pressure: 3495 psi
- Power Source: Electric Motor
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Supplier: Haskel International LLC
Description: , Vacuum and Pressure modes. The Air-Cooled design features a heavy-duty fan located on the drive end of the pump. When the Vacuum Pump is in operation, the fan rotates to help keep the pump cool. All Vacuum Pumps include a 4-way Valve (Upper or Side Mount) allowing the operator to
- Pressure Rating: 20000 to 30000 psi
- Valve Type: Needle Valves
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Description: substantially limit valve life. Parker Fluid Control's valve actuation product offering includes a variety of three- and four-way valves designed with unique features and options enhancing their performance, operational reliability anda pplication versatility. The Series
- Valve Type: Control Valves, Solenoid Valves
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Description: substantially limit valve life. Parker Fluid Control's valve actuation product offering includes a variety of three- and four-way valves designed with unique features and options enhancing their performance, operational reliability anda pplication versatility. The Series
- Connection: Threaded
- Flow (Cv): 4
- Media Temperature: 167 F
- Pressure Rating: 30 to 150 psi
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Description: substantially limit valve life. Parker Fluid Control's valve actuation product offering includes a variety of three- and four-way valves designed with unique features and options enhancing their performance, operational reliability and application versatility. The Series
- Connection: Threaded
- Flow (Cv): 0.5500
- Media Temperature: 167 F
- Pressure Rating: 30 to 150 psi
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 10 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are four-chamber straight valves and can be
- Actuation: Electro-pneumatic
- Media: Water, Hot Water, Cold Water
- Media Temperature: 194 F
- Number of Ports/Ways: 5
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Supplier: A. u. K. Müller GmbH & Co. KG
Description: 2/2-way solenoid valve of nominal diameter DN 10 for use with cold and heated potable water and physically and chemically similar media. The valve is servo-controlled and normally closed (NC). Valves of this design are four-chamber valves with the inlet
- Actuation: Electro-pneumatic
- Media: Water, Hot Water, Cold Water
- Media Temperature: 194 F
- Number of Ports/Ways: 5
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Supplier: Compact Automation
Description: Parallel motion grippers represent a highly versatile and flexible design. The integral pneumatic cylinder pushes the jaws open. The jaws slide along two hardened guide rods providing rigid, long lasting true parallel motion. The pull stroke closes the jaws. A four-way valve circuit is
- Encapsulating Jaws: Yes
- Gripper Actuation: Pneumatic, Hydraulic
- Gripper Style: Parallel
- Gripping Force: 6.67 to 601 N
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Supplier: Compact Automation
Description: Angular motion grippers represent the lowest cost design. The air cylinder is an integral component of the overall gripper length. The piston actuator pushes the cam, or yoke, forward, rocking/pivoting the jaws open. The pull stroke closes the jaws. A four way valve circuit is
- Encapsulating Jaws: Yes
- Gripper Actuation: Pneumatic, Hydraulic
- Gripper Style: Angular
- Gripping Force: 57.83 to 10418 N
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Bonomi Introduces Unique Four-Seated Three-Way Brass Ball Valves With Spring Return Handles Bonomi's new three-way brass ball valves change flow paths with a quarter turn of the spring-loaded handle and return to the original flow path when the handle is released. They are available in (read more)
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simplicity of electrical operation with the precision of hydraulic control and the reliability of mechanical spring-return fail-safe action. Typical applications for Skilmatic SI actuators include functional safety-related Emergency Shutdown (ESD) inputs and Remotely Operated Shutoff Valve (ROSoV) duties (read more)
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Bonomi Introduces NSF-Approved Lead-Free Three-Way Brass Ball Valve Packages with Electric or Pneumatic Actuators Bonomi‘s new range of lead-free, three-way, direct mount brass ball valve packages come with a choice of four factory-installed electric or pneumatic actuators. The (read more)
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Hydraulic Control Systems
… where the pressure efficiency of the valve is (4.86) and the volumetric efficiency of the valve is (4.87) From Figure 4-13 it can be seen that the supply flow to the four - way hydraulic valve is given by Qs …
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Fail-safe neutron shutter used for thermal neutron radiography
If at any time the four - way hydraulic valve is electrically disabled, a spring returns the valve to the de-energized position so thp.t hydraulic oil can be pumped back to the hydraulic reservoir by the shut- ter shield tray weight.
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System Dynamics: Modeling Simulation and Control of Mechatronic Systems 5th Edition
Bond graph models of the four - way hydraulic valve : (a ) Displacementmodulated resistance with P s built into constitutive law; (b ) representation showing pressure supply.
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Bond Graph Modelling of Engineering Systems
Morris M., Granda J. “ Four Way Hydraulic Control Valve Design using Bond Graph Mod- els, Computer Generated Block Diagrams and SIMULINK S-Functions”.
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Countries > Canada > Province of Alberta > AER Documents > Directives > [CANADA Alta AER d:36] 036 - Drilling Blowout Prevention Requirements and Procedures
• Have the function test conducted using the BOP controls that actuate the hydraulic four - way valve controls on the master hydraulic control manifold.
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Modeling an Electronically-Controlled Magnetic Actuator Operating a Hydraulic Valve and Cylinder
Note that the armature of the magnetic actuator is mechanically connected directly to the spool of a four - way hydraulic valve .
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Coupled model of a magnetic actuator controlling a hydraulic cylinder and load
While magnetic actuators coupled to mechanical systems have been previously modeled [1]–[3], a new feature of this paper is the modeling of a hydraulic cylinder controlled by a four - way hy- draulic valve .
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Non-Linear Dynamic Analysis of Fluid-Structure Interaction in High Pressure Injection System Using Bond Graph Approach
Morris and Granda [10] discussed four way hydraulic control valve design using bond graph models.
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Model Improvement for a Servovalve with Force Feedback and Back Pressure
… Bolton, W. Mechatronics - Electronic control systems in mechanical and electrical engineering, 2nd Edition, Prentice Hall 1999 [13] Burns, R. Advanced control engineering, Butterworth-Heinemann, 2001 [14] ] Feng, T. Characteristics of unevenly under lapped four way hydraulic servo valves , ASME Paper No. 56 …
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Hydraulically Controlled Gates for Automatic Surface Irrigation
Operation of Four - Way Hydraulic Valve and Associated Components The "heart" of the system is the 4-way hydraulic valve, bleeder control assembly, float, and stilling-well ar-rangement shown in Fig. 5.