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Supplier: SAE International
Description: concurrently modifying the intake valve opening, closing and lift leading to the development of almost "throttle-less" engines. However, at very low loads, the control of the air-flow motion and the turbulence intensity inside the cylinder may require to select a proper combination of
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Supplier: Bonomi North America, Inc.
Description: 4" 2-Way, Rubber Lined Lug-style Butterfly Valve w/ SS Disc w/Viton seats & 24V AC/DC Metal Modulating Electric Actuator w/ Fail-Safe Battery Backup
- Actuation: Electric
- Agency / Standard: ISO
- Material of Construction: Aluminum, Brass / Bronze
- Media Description: Air, Water, Gas
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Supplier: Bonomi North America, Inc.
Description: 2" 2-Way, Carbon Steel Lug-style High Performance Butterfly Valve & 110VAC Ex-Proof On/Off Electric Actuator
- Actuation: Electric
- Agency / Standard: ISO
- Material of Construction: Aluminum, Brass / Bronze
- Media Description: Air, Water, Gas
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Supplier: Bonomi North America, Inc.
Description: 10" 2-Way, Stainless Steel Lug-style High Performance Butterfly Valve & 24V AC/DC Ex-Proof On/Off Electric Actuator
- Actuation: Electric
- Agency / Standard: ISO
- Material of Construction: Aluminum, Brass / Bronze, Stainless Steel
- Media Description: Air, Water, Gas
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Supplier: Bonomi North America, Inc.
Description: 4" 2-Way, Carbon Steel Wafer-style High Performance Butterfly Valve & 220VAC Ex-Proof Modulating Electric Actuator
- Actuation: Electric
- Agency / Standard: ISO
- Material of Construction: Aluminum, Brass / Bronze
- Media Description: Air, Water, Gas
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Supplier: Assured Automation
Description: Description: The STW/STL is a resilient seated 125/150, ductile iron, high performance wafer style (STW) or lug style (STL) butterfly valve available with either BUNA-N or EPDM seats and a choice of disc materials (316SS, nickel plated ductile iron, or bronze). It can be equipped with
- Actuation: Manual / Hand, Electric, Pneumatic
- Agency / Standard: API, ISO
- Connection: Bolt Flange
- Flow (Cv): 8 to 7350
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Supplier: XOMOX (A Crane Co. Company)
Description: XOMOX offers a broad range of high performance butterfly valves to handle virtually any process application. Available to fit ASME (ANSI) or DIN piping systems in pressure classes 150, 300 and 600 (PN 10/16, PN 25/40, and PN63/100). Standard valves are offered with soft (PTFE)
- Actuation: Manual / Hand, Electric, Electro-hydraulic, Pneumatic
- Connection: Bolt Flange
- Flow (Cv): 823
- Material of Construction: Stainless Steel, Steel
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Supplier: KZVALVE
Description: The KZValve Butterfly Valves are engineered for actuation and designed to work with the KZValve actuators. These reliable valves are proven performers season after season. • 2" and 3" cast iron valves • 4" and 5" aluminum valves • Disk: 316
- Actuation: Electric
- Agency / Standard: ISO
- Connection: Threaded
- Fire Service: Yes
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Supplier: Mueller Steam Specialty
Description: These soft-seated butterfly valves are designed for a variety of general applications in the control of water, steam, air, oil, and gases. They are equally effective for on-off, throttling, isolation, and dead end requirements. They are especially well suited for higher velocity
- Actuation: Manual / Hand, Electric, Pneumatic, Other
- Connection: Bolt Flange
- Material of Construction: Cast Iron
- Media Description: Air, Compressed Air, Water, Hot Water, Cold Water, Ground Water, Potable Water, Salt Water, Wastewater, Gas, Gasoline / Diesel Fuel, High Purity Gas, LP - Gas, Natural Gas, Sour Gas, Specialty / Corrosive Gases
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Supplier: Xiamen Landee Industries Co., Ltd.
Description: Cast Iron Valves, Meeting Global Quality Standards. Model Number: LD 012-CI Key Specifications/Speci al Features: Types: gate, globe, check, ball, butterfly, plug, foot, angle, air, Y-strainer... Manufacturing standards: API, ANSI, BS, DIN, JIS, MSS
- Actuation: Manual / Hand
- Agency / Standard: API, DIN
- Material of Construction: Cast Iron
- Media Description: Air
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Supplier: Victaulic Co. of America
Description: GROOVED TYPE 5 INCH NOMINAL SIZE 5 NOMINAL SIZE - DECIMAL 5 NOMINAL SIZE - FRACTIONAL AIR WITH OIL VAPOR, MINERAL OIL, PETROLEUM PRODUCT, VEGETABLE OIL APPLICATION -20 TO 180 DEG F TEMPERATURE RATING BUBBLE TIGHT SHUT-OFF INCLUSIONS
- Actuation: Manual / Hand, Mechanical Device
- Material of Construction: Steel
- Media Description: Air, Gasoline / Diesel Fuel
- Pressure Rating: 200 psi
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Supplier: DynaQuip Controls
Description: The DynaFly 70 Wafer and 72 Lug Series are the work horses of industrial butterfly valves. Pre-sized and preassembled with our MP series pneumatic actuators, these valves come standard with ductile iron body and disc and abrasion-resistant Buna-N Phenolic Backed Seat for stretch
- Actuation: Pneumatic
- Connection: Bolt Flange
- Material of Construction: Ductile Iron
- Media Description: Air, Water
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Supplier: Plast-O-Matic Valves, Inc.
Description: & Materials: Valve lug body is PVC, disc is polypropylene. Seats (liners) and O-rings are choice of EPDM or FKM. Non-wetted Parts: Oil seal is EPDM. Stem (410 or 316), gearing, spring, lever and pin (304) are stainless steel; handle, handle lever, and other handle parts are ABS; handle insert
- Actuation: Electric
- Connection: Threaded
- Material of Construction: PVC, Stainless Steel
- Media Description: Air, Compressed Air
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Description: jamming and packing adjustment. 3. Triple-Offset butterfly valve provides a laminated seat and solid metal seat as well. Stellite 21 harden overlay body seat is increasing hardness of sealing surface and a regular provides long service life. 4. The design of the heating jackets and
- Media Description: Air, Steam
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Supplier: Radwell International
Description: BUTTERFLY VALVE, PNEUMATIC ACTUATOR, 10BAR/145PSIG MAX, 3INCH, . FREE 2 YEAR RADWELL WARRANTY
- Actuation: Pneumatic
- Media Description: Air
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Supplier: Kaeser Compressors, Inc.
Description: pressure, the speed of flow in the pipework will quickly increase and potentially cause an overload of all air system components. The installation of a Kaeser DHS pressure holding valves guarantees the required minimum pressure and ensures reliable operation, and in particular when
- Actuation: Electro-pneumatic
- Media Description: Air, Compressed Air
- Media Temperature: 140 F
- Pressure Rating: 232 psi
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Supplier: BI-TORQ® Valve Automation
Description: FEATURES Durable cast iron gear operators Mounting kits available to mount gears to valves with non-ISO mounts Cast handwheels and chainwheel options
- Actuation: Manual / Hand, Other
- Connection: Bolt Flange
- Media Description: Air, Compressed Air, Water, Hot Water
- Valve Size: 2 to 12 inch
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Supplier: Chemac Inc./Uraca/Uhde HPT/Gather/BHDT
Description: High Pressure Piping, Valves and Fittings Based on the High-pressure valves and fittings to IG standards for pressure ratings of 325 and 700 bar, Chemac Inc offers these for pressure ratings of 500, 1600, 2500, 3200, 3600 and 4000 bar in similar construction with lens-type gaskets
- Media Description: Air, Water, Gas
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Supplier: World-Valve B.V.
Description: The damper butterfly valves are designed for on/off and regulating service of gas and air flow. Available in wafertype and double flanged executions Standardized actuation flange Centric shaft position Shaft in PTFE/graphite bearings Max
- Agency / Standard: ISO
- Connection: Bolt Flange
- Material of Construction: Brass / Bronze, Exotic Metal, Stainless Steel
- Media Description: Air, Gas
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Indicates content that may require registration and/or purchase.
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Field evaluation of natural gas and dry sorbent injection for MWC emissions control
Transporter valves are to be Dynamic Air Posi-flate butterfly valve series 435 with Open/Close limit switches and position indicator, or an equivalent.
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Hydrodynamic simulation of periodic cycled plate columns
A more complexdescrip- tion of the butterfly valve behavior and the dynamics of the air supplysystem was necessary to fullydescribethe pressure responses during the LFP.
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Damage Prognosis: For Aerospace Civil and Mechanical Systems
Figure 18.4 (a) Air shutoff valve assembly for large engine with solenoid and butterfly valve, and (b) valve shown instrumented for reliability testing on electro- dynamic shaker (Reproduced by permission of Kluwer Academic/Plenum Publishers from: Multiple Equilibria and Their Effects on …
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Studies on a recirculating fluidized‐bed incinerator—cold model
= cross-sectional area of draft tube, m2 = cross-sectional area of the tube enclosing the butterfly valve , m2 = diameter of air jet, m = diameter of draft tube, m = dense … … of sand = operating voidage in the draft tube = dynamic height above the perforated …
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Practical Process Control: Tuning and Troubleshooting
Accuracy, 293 Action, 43 Actuator, 306 Affinity laws, 342 Air-to-close, 46, 307 Air -to-open, 46, 306 Analyzer sample system, 86 Arithmetic moving … … 9, 403 Bump test, see Pulse test Bumpless transfer, 151 Butterfly valve , 315 Cam, 330 Cascade … … 334 Derived variable, 8 Direct acting, 43 Disturbance, 9, 16, 390 Droop, 145 Dynamic separation, 420 Equal …
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ADEX Optimized Adaptive Controllers and Systems
These enable the operation of ADEX oxygen controllers make the butterfly valves work within their most suitable operating range (between 20 and 40% open), taking into account the deficiencies in the instrumentation and ensuring that the control objectives are physically achievable using … In addition, this optimized control strategy is based upon the ADEX controllers’ capability of adapting to the various biological dynamics in the tanks, to the changes in air pressure, to the variations in flow rate of incoming wastewater and to the drastic …
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Distillation Control: An Engineering Perspective
Absorber, 2 Air -cooled condenser, 159, 221 Analysis time, 82 Analyzer house, 80 Analyzers, 8, 78, 218, 250 Atmospheric … … 297 Bottoms, 5, 316 temperature, 257 Btu control, 148, 196 Bubble caps, 51 point, 16, 202 Butterfly valve , 151, 161 Bypass, 205 … Characterization function, 105, 169 Chimney tray, 322 Chromatograph, 78 Claperon equation, 89 Composition dynamics , 65 Condensate pot …
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Summary of work completed under the Environmental and Dynamic Equipment Qualification research program (EDQP)
Dynamic torqueThe containment purge and vent systems con- sist mostly of air conditioning ducting and filters, requirements for a butterfly valve are typically These are open loop systems where the contain- .
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Fuel Consumption Optimization and Noise Reduction in a Spark-Ignition Turbocharged VVA Engine
However, at very low loads, the control of the air -flow motion and the turbulence intensity inside the cylinder may require to select a proper combination of the butterfly throttling and the intake valve control, to get the highest BSFC (Brake Specific … … low throttling, while improving the fuel consumption, may also produce an increased gas- dynamic noise at the …
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Gasoline engine air filter health monitoring by second‐order sliding modes
The air flow across the AIS can be modeled on basic fluid dynamics laws. The adiabatic flow across the throttle body/ butterfly valve can be modeled as air flow from orifice.