rotary valve

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rotary valve

[′rōd·ə·rē ′valv]
(mechanical engineering)
A valve for the admission or release of working fluid to or from an engine cylinder where the valve member is a ported piston that turns on its axis.
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Other valves on the stand will be a GL 200 rotary valve which is part of the standard range of DMN valves for handling granular material, and a DL 200 rotary valve representing the entry-level range of rotary valves.
This innovative wear protection system allows for rotary valves to now also be used in wear intensive applications.
Rotary valves are ubiquitous, what everyone uses, yet interestingly enough most people understand that they are not airtight.
Constructed of aluminium or stainless steel, the series 185 & 285 take 4-20 mA input signal to accurately control valve stroke of linear valves and rotary valves, respectively.
The RV Series of electric rotary valves from Bio-Chem Fluidics (Boonton, NJ) delivers unobstructed, inert fluid paths with high flow rates and low dead volumes.
This line of electric rotary valves provides inert fluid paths for sample collection, loop injection, or flow path selection applications.
To complement the system, the company offers an array of inlet systems, including solenoid and rotary valves. For pharmaceutical drying applications, the analyzer can be coupled with the proprietary Actively Controlled Sample System (ACSS), which is designed to handle the analysis of multiple dryers or lyophilizers at various pressures.
Typical equipment includes Screw Conveyors, Blenders, Clinker Grinders, Mixers and Rotary Valves. Typical products sealed are Gypsum, Sugar (Granulated), Ground Slag, Power Station Fly Ash, Food Products, Spent Grains, Concrete Mixes etc.
Developed by Bowie Keefer at QuestAir Technologies Inc., Bumaby, B.C., Canada, and Bal Kaul at ExxonMobil Research and Engineering Co., Fairfax, Va., the QuestAir H-6200 combines novel structured adsorbents and rotary valves to routinely achieve two orders of magnitude higher productivity per unit of adsorbent material compared to conventional pressure swing adsorption (PSA).
Section II is composed of a flight conveyor system constructed within a steam pressurized sanitary tube and three rotary valves. The role of the rotary valves is to transport the substrate materials while preventing steam loss and air entry into Section II.
QuestAir will receive a licensing fee for the supply of its proprietary rotary valves and process design.
Features include dust collector, after filters, rotary valves, variable speed wheel motors, and PLC controls if required.