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High Efficiency Centrifugal Pumps

 

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Vacuum pumps and vacuum generators provide sub-atmospheric pressure for a variety of industrial and scientific applications where a vacuum is required.
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  • Rotary and Centrifugal Pumps (Copyright Viking Pump, Inc.)
    Comparing Rotary & Centrifugal Principles. Rotary & Centrifugal Pumps. Rotary pumps operate in a circular motion and displace a constant amount of liquid with each revolution of the pump shaft. In general, this is accomplished by pumping elements (e.g., gears, lobes, vanes, screws) moving
  • Adjustable Speed Drives as Applied to Centrifugal Pumps
    control has used valves; which increase system pressure, inherently waste energy, and generally cause the pump to operate at reduced efficiencies. d7737.qxd Adjustable Speed Drives As. Applied To Centrifugal Pumps. Application Solution. Foreword. This article is a revised edition of the original
  • When to Use PD Pumps (Copyright Viking Pump, Inc.)
    ? The following. chart lists several such scenarios. High Viscosity As illustrated by the graphs above, even modest viscosities dramatically. affect the flow rate and efficiency of a centrifugal pump. While many. centrifugals are cataloged to 1,000 cSt and higher, PD pumps are. clearly the better
  • Fluid Handling Achieve optimum centrifugal pump performance Food Processing
    bearings. These are the most popular API pump thrust bearings in service today and generally are used in moderate-speed centrifugal pumps where high thrust loads can be expected. Variations designed with robust machined brass cages suit applications where thrust loads vary greatly during operation
  • High-efficiency hydraulics quiets truck
    refuse-collection operations. The Oasis system includes pumps with high efficiency at low speeds, and high-flow control valves. Typical refuse trucks rely on a single-section, fixeddisplacement pump that produces flow proportional to engine speed. Such pumps usually require revving the engine. High-efficiency
  • Vane Pumps (Copyright Viking Pump, Inc.)
    arrow) and fluid enters the pump, centrifugal force, hydraulic pressure, and/or pushrods push the vanes to the walls of the housing. The tight seal among the vanes, rotor, cam, and sideplate is the key to the good suction characteristics common to the vane pumping principle. 2. The housing
  • Vacuum pumps
    chambers. Lobed-rotor pumps bridge the gap between positive and nonpositive-displacement units. The pumps have a pair of mating lobed impellers that rotate in opposite directions, trapping air and withdrawing it from the system. High-speed, multistaged centrifugal blowers and regenerative blowers
  • Fluid Transfer Pumps
    flows as high as 3.5 gpm, but three-roller pumps providing flows up to 40 gpm are available. Centrifugal pumps are a practical choice for fairly constant, large flows of over 100 gpm at moderate pressures and low fluid viscosities. The first step in selecting a centrifugal pump is to determine

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