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Welcome to GlobalSpec - a trusted source for engineers and industrial professionals.
Search GlobalSpec to find variable pitch fan-related products, suppliers, datasheets and CAD.
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Keep current on the latest products, new suppliers, and technical articles of interest to you. (See Topics) |
...power and clock springs, torsion springs, and variable pitch springs. Spring winding services may also provide stamping and wireforming services, and manufacture specialized and proprietary springs. Spring winding services can fabricate springs from... Search by Specification | Learn More about Spring Winding Services
...and features, types, and materials are all important parameters to consider when searching for impellers. Types of impellers include axial flow fan turbine, axial flow pitched blade, axial flow propeller, screw centrifugal impellers, open radial vane... Search by Specification | Learn More about Impellers
V-belt pulleys or sheaves mate with drive belts in numerous power transmission applications. They are made in many configurations such as tension idlers and variable speed / ratio pulleys. Search by Specification | Learn More about V-belt Pulleys
Metric pitch timing belts mate with same-pitch timing pulleys in power transmission systems where maintenance-of-speed ratio is an important design consideration. Metric pitch is the distance between belt teeth based on millimeters (mm). Search by Specification | Learn More about Metric Pitch Timing Belts
English pitch timing belts mate with same-pitch timing pulleys in power transmission systems where maintenance of speed ratio is an important design consideration. English pitch is the distance between belt teeth based on inches (in). Search by Specification | Learn More about English Pitch Timing Belts
...to consider include motor voltage, operating current, and power. Several blower and fan type configurations are available. Axial fans move air parallel to the axis of the fan and provide relatively high flow rates and low pressures. By contrast, centrifugal... Search by Specification | Learn More about Electronic Cooling Fans
...use designs that are categorized as attic, bowstring, double fink, double howe, dual pitch, fan, fink, flat, hip, howe, inverted, sloping flat, stub and studio. The attic truss forms the top story of a building without using internal members... Learn More about Roof and Floor Trusses
Variable reluctance linear position sensors and switches are noncontact devices that use variable reluctance based technology, and whose output signal represents the distance between an object and a reference point. Search by Specification | Learn More about Variable Resistance Linear Position Sensors and Switches
Variable transmissions are used in industrial applications to alter the speed of an output shaft. Search by Specification | Learn More about Variable Transmissions
...idler pulleys are used as tensioners or free pulleys in larger mechanical systems. Round belt pulleys are designed to accept belts of a specific diameter and have one or more pulley grooves. Pitch diameter measures the line of action and is taken... Search by Specification | Learn More about Round Belt Pulleys
Flat belt pulleys are used in transmission systems that are driven by flat belts. Learn More about Flat Belt Pulleys
Metric pitch timing pulleys mesh with same-pitch timing belts on synchronous drives where maintenance of speed ratio is important. These pulleys have a millimeter-based pitch designation. Search by Specification | Learn More about Metric Pitch Timing Pulleys
...for the fan. There are three classes recognized by the Air Movement and Control Association (AMCA). Typically, the larger the class number, the greater the minimum performance and price as well. Industrial fans and industrial blowers are available... Search by Specification | Learn More about Industrial Fans and Industrial Blowers
...or above the ceiling (plenum fan), or used as part of a ducted system (duct fan). The fan spins or the blower turns by means of an electric motor, thus creating unidirectional air flow. Often, the air is pre-heated or cooled. Types of HVAC fans... Search by Specification | Learn More about HVAC Fans and Blowers
...and composites. Material handling and pneumatic conveying blowers carry performance specifications such as air flow rate, static pressure, media temperature, and maximum diameter of the fan or blower wheel. Choices for design configuration... Search by Specification | Learn More about Material Handling and Pneumatic Conveying Blowers
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0.004" - 2.00" Stainless Steel & Exotic Materials MW Industries
Design 2 Part Shows Diamond Wire Spring Company
Providing Cost Effective Solutions James Spring & Wire Company
Visit Dudek & Bock at Design & Manufacturing Show Dudek & Bock Spring Manufacturing Company
Lee Offers RoHS Compliant Custom Products Lee Spring Company
Springs James Spring & Wire Company
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Variable pitch conveyor screws have succeeding single or groups of flights progressively increasing in pitch. They are used to draw free flowing materials uniformly from the entire length of the feed opening. (read more)
Hartzell Series 39 duct fans are versatile and dependable fans that can be used to remove fumes, dirt-laden air, steam, hot air, and smoke; or to supply air for cooling, drying, and general ventilation. These fans are well suited for air moving applications requiring high flow and low to medium pressure where adjustable pitch blades allow fans to be accurately set. (read more)
Hartzell Series 31U utility duct fans are best suited for applications with low pressure characteristics. These versatile and dependable fans can be used to remove fumes, dirt-laden air, steam, hot air, and smoke; or to supply air for cooling, drying, and general ventilation. (read more)
Marine Duty installations require more than a standard industrial fan or blower, they require Hartzell Marine Duty Fans and Blowers. The Hartzell Series 65M adjustable pitch vaneaxial fan is designed for marine duty ventilation for ships and oil rigs. (read more)
The C600, a unique fan controller, which controls & modulates fan RPM, based on measuring the real time air velocity! (read more)
When combining an EFDR2 and proportional fan drive valve in a custom manifold you can take advantage of a reduced price on the controller. Look for the EH Bundled solution now in i-Design to take advantage of the savings. The fan drive bundled machine solution comes with our EFDR2 Fan Drive Controller and our Patented TS series-- proportional pressure control valve. (read more)
HydraForce is pleased to announce the addition of the EFDR1 fan drive controller to our family of plug-in style valve drivers. The EFDR1 offers a low cost, high performance electro-hydraulic fan drive option for vehicles which may benefit from proportional fan control. It is customer-programmable, enabling application-specific performance optimization (read more)
ABB introduces a new AC Drive tailor made for Pump & Fan applications served by OEMs
(New ACS310 Pump & Fan AC Drive packed with energy efficient features; 30 HP unit weighs only 9.7 lbs.) (read more)
TS-27 proportional pressure control valves reduce horsepower required in hydraulic fan drive circuits by providing variable control of fan motor torque and/or speed. (read more)
The Baldor V*S Drives VS1PF is a feature rich AC drive targeted at the pump and fan markets but with functionality that rivals more sophisticated general purpose products.
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MATLAB Digest - July 2006 - Improving an Engine Cooling Fan... We use a variable pitch test fan, varying the pitch angle in 0.5-degree increments from 15 to 35 degrees, and measure the airflow. See MathWorks, Inc. (The) Information |
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Chemical plant design & operations - Fin Fan Coolers Pitch... 2. As TD2K and Speco point out, there are energy savings involved in employing a variable-pitch fan. |
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HVAC/R engineering - Variable Freq Drive on a Fan? Is there a significant energy savings when installing a VFD on a variable pitch axial fan? |
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NASA Glenn Research Center History Timeline 11/30/1976 Patent Awarded for Dual Output Variable Pitch Turbofan Actuation System Topic: Patent View this topic by decade --> |
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NASA Glenn Research Center History Timeline Each of the variable pitch blades is connected to a pitch-change horn having a cam follower mounted on its outer end, and the camming ring and the |
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Variable Pitch Home / Products / Axial Fans / Variable Pitch See Howden Information |
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Variable Pitch Reconstruction Using John's Equation Variable Pitch Reconstruction Using John's Equation |
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Harmonics in variable speed fan systems Harmonics in variable speed fan systems |
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The ABB Group: Variable speed drives replace blade pitch... Variable speed drives replace blade pitch control in City office HVAC system |
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Xilinx UG112 Device Package User Guide To meet these demands, electronic packages must be flexible to address high pin counts, reduced pitch and form factor requirements. See Xilinx, Inc. Information |