circulating pump

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circulating pump

[′sər·kyə‚lād·iŋ ′pəmp]
(chemical engineering)
Pump used to circulate process liquid out of and back into a process system, as in the circulation of distillation column bottoms through an external heater, or the circulation of storage tank bottoms to mix tank contents.
References in periodicals archive ?
Due to the increased temperature differential, the nominal volume flow rate is reduced by 25% in all cases, resulting in a new design point for the circulator pump (Grigoriu, 2005).
Initially I had a check valve in the circulator pump line.
The boiler heat output is calculated based on the temperature difference at the boiler supply and return, and the flow rate of the boiler circulator pump.
Have your central heating central serviced annually by a CORGI registered engineer and make sure it contains a Grundfos A rated circulator pump which could save10% of the total power consumption of the household;
In a mature and price competitive circulator pump market, manufacturers are challenged to improve production methods to minimize manufacturing costs in order to reduce price.
To be competitive, circulator pump manufacturers have to reduce overhead and production costs to a minimum in order to offer low prices," explains Tiku.
With an annual production of more than 16 million pump units, Grundfos is one of the world's leading pump manufacturers, specializing in circulator pumps for heating and air conditioning as well as other centrifugal pumps for industrial applications, water supply, sewage and dosing.
ITT Corporation (NYSE: ITT) announced it has signed a definitive agreement to acquire Laing GmbH of Germany, a privately held leading producer of energy-efficient circulator pumps primarily used in residential and commercial plumbing and heating, ventilating and air conditioning (HVAC) systems.
The company also introduced the highly efficient Bell & Gossett brand ecocirc XL large wet rotor circulator pumps that leverage state-of-the-art hydraulic performance, advanced motor design and smart communications capabilities to improve operations across a broad range of commercial HVAC and plumbing applications.
North American Metering Pumps Market is part of the Industrial Automation & Process Control Growth Partnership Service, which also includes research services in the following: World pumps market in the oil and gas industry, World pumps market in the water and wastewater industry, North American positive displacement pumps markets for process industries, North American reciprocating and rotary vacuum pumps markets, North American HVAC circulator pumps markets, and U.
Ceramic shafts for circulator pumps used in home heating
For its complex jobs, the foundry produces cores from the intricate to the simple for applications from jacketed manifolds, air starters and valve plates to circulator pumps and torque wrenches.