Products/Services for Vacuum Operated Exhaust Butterfly Valves
-
Butterfly Valves - (1272 companies)...operation of the valve. Electric actuators are the most common actuator type for butterfly valves because the valve can be operated remotely, and the actuator is reliable and maintenance-free. The high speed motor is usually reversible and used...ConnectionMaterial of ConstructionCryogenic Valves -
Solenoid Valves - (1023 companies)Solenoid valves can be considered direct-acting, which means that the plunger directly opens and closes the orifice inside the valve. Pilot-operated: Solenoid valves can also be considered pilot-operated, which means the plunger opens and closes a pilot... -
Check Valves - (1954 companies)Check valves are self-activating safety valves that permit gases and liquids to flow in only one direction, preventing process flow from reversing. They are classified as one-way directional valves. Check valves are self-activating safety valves... -
Control Valves - (1648 companies)Control valves or proportional valves are power-operated devices used to modify fluid flow or pressure rate in a process system. Control valves are power-operated devices used to automatically modify fluid flow or rate pressure in a process system... -
Valve Actuators - (915 companies)...valve actuators come permanently lubricated and will operate best with instrument-quality air. They can also be packaged with position sensing equipment, digital communication capacity and motor protection. Valve Method of Control and Function. Valve... -
Pressure Relief Valves - (1008 companies)...upstream pressure at the desired setting by opening to allow excess upstream pressure to flow downstream. Specifications. Pressure relief valves are self-operating valves that are installed in a process system to protect against over pressurization...
-
Diverter Valves - (256 companies)...of the two outlets. This type of valve is best for handling dry bulk materials in dilute phase vacuum or pressure pneumatic conveying systems. They are designed to eliminate material cross contamination and buildup. The second type of diverter is primarily...
-
Industrial Valves - (3058 companies)...for slurries, solids. Well-suited for difficult environments. Butterfly valve. Image Credit: Cameron. Rotary motion valves that can be used in on-off and throttling systems. They are quick and easy to operate. The flow control element is on either a vertical...
-
Vacuum Valves - (164 companies)...of vacuum valves for high vacuum applications. Additional valve types include ball, butterfly, conductance controllers, diaphragm, gas control or leak valve, relief valve, and straight through. Gate valves (also known as knife valves or slide valves...
-
Dampers and Louvers - (301 companies)...for use in nuclear power plants and tested according to ASTM and ASME standards. Round isolation dampers are made of carbon steel and have a butterfly blade. They provide extremely low leakage in both HVAC and process systems. Round discharge dampers...
Product News
-
DynaQuip Controls
Butterfly Valves The DynaQuip Butterfly Valve line offers the most widely used body and disk materials in the industry. With lug and wafer-style butterfly valves ranging in size from 2" to 24", DynaQuip butterfly valves give you the opportunity to build a valve customized to your needs. (read more)Browse Butterfly Valves Datasheets for DynaQuip Controls -
DeZURIK, Inc.
Butterfly Valve Selection: Styles & Applications Butterfly valves are critical components in flow control systems across industries including water and wastewater, chemical processing, power generation, HVAC, and pulp & paper. This white paper offers an in-depth analysis of butterfly valve technologies, detailing end connection styles (wafer, lugged, fully flanged) and design types (resilient-seated, metal-seated, centerline, high-performance, and AWWA-compliant). It explains how to align valve selection with operating conditions... (read more)Browse Butterfly Valves Datasheets for DeZURIK, Inc. -
Festo Corporation
VZWD Directly Operated Solenoid Valve on top. Sizes range from 1/8 to 1/4 inch, and nominal diameters are available from 1 to 6 mm. Operating pressure ranges from 0 to 10 bar, depending on coils used and nominal diameter. Process valve nominal pressure is PN 40. Applications for the VZWD include: high pressures and low flow rates, vacuum systems down to 100mbar, venting gas and storage tank installations, safety shut-off functions in burner management systems, low pressure gas supplies for industry (DIN EN 161), gas dosing systems... (read more)Browse Solenoid Valves Datasheets for Festo Corporation -
McWane Plant and Industrial
High-Performance Butterfly Valves The MPI High Performance Butterfly Valve combines robust construction materials and reliable sealing capabilities, making this suitable for a diverse range of industrial applications. Our valve features single-piece, carbon steel or stainless steel body with single-piece, stainless steel stem, bubble tight shutoff and MPTFE/PTFE seating and sealing materials. (read more)Browse Butterfly Valves Datasheets for McWane Plant and Industrial -
DynaQuip Controls
When to Use Automated Ball and Butterfly Valves? switches or relays allows a whole series of events to occur based on a preceding event. Remote Locations: Valves which are some distance away from the operator who must cycle the valve should be automated. Today, automated ball and butterfly valves can be operated hundreds and even thousands of miles away from the control room. Using telephone, radio frequency and other such hard wire and wireless control signals a plant can now get almost instant response from their remote valves. DynaQuip has... (read more)Browse Ball Valves Datasheets for DynaQuip Controls -
Asahi/America, Inc.
Larger Series 19 Actuator for Butterfly Valves Asahi/America, Inc., the leader in thermoplastic fluid flow technology, has recently expanded its Series 19 SAV electric actuation line to include a larger sized actuator, known as the S400, capable of operating on Asahi/America 's family of 8 " and 10 " Type-57 butterfly valves. The Series 19 S400 is a part of the SAV Smart Pack (R) electric actuator product line and is available as an on/off, failsafe, modulating, or modulating failsafe unit. The Series 19 S400 actuators have an output torque... (read more)Browse Electric Valve Actuators Datasheets for Asahi/America, Inc. -
DeZURIK, Inc.
AWWA Butterfly Valve Installation Procedures The industry paper, provides essential guidance for specifying and installing AWWA butterfly valves in municipal water systems. It emphasizes that while butterfly valves are fundamental components, their performance is influenced by several critical factors, including flow direction, upstream and downstream disturbances, shaft orientation, disc closure direction, swing clearance, proximity to chemical injection points, potential for fluid hammer, and specific installation, startup... (read more)Browse Butterfly Valves Datasheets for DeZURIK, Inc. -
Assured Automation
BFY Series Sanitary Butterfly Valves The BFY series Sanitary Butterfly Valves are full port, 316L stainless steel, butterfly valves with Tri-Clamp or butt weld connections. They are equipped with a 304 SS manual handle with an 13-position locking device. They are ideal for use in dairy and brewing applications. Features & Benefits. ASTM 316L grade stainless steel body. Surface finish meets 3-A, FDA & USDA standards. 316L mirror finish disc provides an even flow preventing obstructions and restrictions. Opposing body bolt design... (read more)Browse Butterfly Valves Datasheets for Assured Automation -
DynaQuip Controls
DynaFly Series Automated Butterfly Valves DynaFly Series - Butterfly Valve with Electric Actuator - 900/922 Series. The DynaFly 90 Wafer and 92 Lug Series are the work horses of industrial butterfly valves. Pre-sized and preassembled with our MA series electric actuators, these valves come standard with ductile iron body and disc and abrasion-resistant Buna-N Phenolic Backed Seat for stretch resistant, tight shut-off during actuation and quick and easy field repairs. Other voltages and body or seat materials are available on request... (read more)Browse Butterfly Valves Datasheets for DynaQuip Controls -
Weiss Technik North America, Inc.
Vacuum dryer system with exhaust air treatment Read the case study: Vacuum dryer system with exhaust air treatment. Application for post- drying of electrode coils in a vacuum in battery production. Read More Case Studies. Vacuum dryer system with air lock function. Post- drying of electrode coils in a vacuum. Specifications: Vacuum ovens are used in the manufacture of medical products, pharmaceuticals, electronic components, food, aerospace equipment, and more. They also play an important role in the production of lithium-ion batteries... (read more)Browse Vacuum Ovens Datasheets for Weiss Technik North America, Inc.
More Information
Indicates content that may require registration and/or purchase.
-
Recent Advances in Powertrain Sound Quality Hardware Tuning Devices and Perspectives on Future Advances
They are invariably vacuum operated valves that open and close butterfly valves within the exhaust pipework.
-
Design for Environment - A Case Study
INTRODUCTION The vacuum cylinder is an actuator used to operate the exhaust brake valve ( butterfly valve) in light commercial vehicles (Fig. 1).
-
Greenidge Multi-Pollutant Control Project
…ash disposal silos (2-6 times per day) x Clean the ball mill magnets (2 times per day) x Clean the butterfly vent valve at the hydrator exhaust (2-4 times per day) x Operate the LPA vacuum ports (1 time per…
-
Modern Engine Technology from A to Z
These systems permit the utilization of exhaust gas recirculation at higher oper- ating points, depending on the intake vacuum . .... Electric EGR valves (Figs.A1 andA2) consist of an electrical actuator (DC motor, solenoid coil, or stepper motor) and valve seat (disk valve, needle valve, butter- fly valve, or rotary valve).
-
Descriptions and diagrams of the primary and annulus ventilation systems of the double-shell tank farms as of January 1988
The operating fan will automatically shut off when the vacuum in the 61-cm by 61-cm (24-in. by 24-in.) filter outlet manifold is less than 38 cm (15 in.) WG. .... The standby fan will then be manually switched to the "on" position. ducts contains two diaphragm-operated butterfly valves (DOV), which are located on each side of the exhaust fan.
-
Direct-contact condensers for open-cycle OTEC applications: Model validation with fresh water experiments for structured packings
The concentration of these noncondensable gases in the vapor is measured at the vacuum exhaust or at other points in the test chamber with a gas mass spectrometer. .... A solenoid- operated butterfly valve in the line between the vacuum tank and the compressor train allows us to vary the venting rate and seal the tank under vacuum for leak tests and inactive periods.
-
Safety analysis for tank 241-AZ-101 mixer pump process test
…in. w.g. vacuum (as measured by the K1-5-1 deentrainer inlet vacuum gage PI-702 .... During backup exhauster operation , vapor is drawn through the butterfly valve and into the plenum of the exhauster system by a centrifugal exhaust blower.
-
Aerodynamic Testing Conference > Unexpected/expected results from the Langley 20-Inch Supersonic WindTunnel during initial checkout
The exhaust path is to the vacuum spheres unless the butterfly valve is closed. .... Several runs during checkout have verified the operation of the switching exhaust system.
-
TFTR vacuum system exhaust pressure control for D-T operation
This control system designated the " Vacuum Exhaust Active Pressure Control" (VEAPC), is designed to maintain all mechanical pump exhaust pressures at acceptable levels over the entire operating pressure range of the GHT's (250-750 torr). .... We will describe the systems active pressure control butterfly valve and the ancilkuy hardware and controls.
-
Formation of magnesium metal and magnesium and calcium carbides by metal oxide reduction with methane
A stepper motor-powered butterfly valve , MKS Type 253A, with a 1.27 in. I.D. is mounted on a 1 in. line upstream of the intake of the vacuum pumps. .... An MKS Type 252 Exhaust Valve Controller takes a DC voltage signal from the pressure sensor, compares … ¾ in. port, is an electronic manometer, MKS Baratron® Type 227A Pressure Transducer, operating on the variable…
