rdl:hasDefinition"An 'artefact' and a 'gas pressure increase device' that is intended to deliver or exhaust volumes of vapour or gas at low differential pressure.";
rdl:hasDefinition"An impeller that is intended for use to impart energy to a fluid through centrifugal and axial force in order to perform flow, head and shear required for a mixing process.";
rdl:hasDesignation"MIXER IMPELLER";
rdl:hasIdPCA"RDS815714";
rdl:hasNote"From Epistle Steplibrary, rotating equipment, filename; rotat02.xls, march 97.";
rdl:hasDefinition"An impeller that is intended to be part of a compressor and used to impart energy to a gas through dynamic force in order to generate a required pressure.";
rdl:hasDefinition"A physical object that is an assembly of rotating vanes within an enclosure which is used to impart energy to or derive energy from a fluid through dynamic force.";
rdl:hasDesignation"IMPELLER";
rdl:hasIdPCA"RDS414539";
rdl:hasNote"Chambers Science and Technology Dictionary";
rdl:hasDefinition"A compressor that is of the rotary continuous flow design utilizing (a) rapidly rotating impeller(s) to accelerate the gas as it passes through the impeller, converting the velocity head into pressure partially in the stationary diffusers and blades.";
rdl:hasDesignation"DYNAMIC COMPRESSOR";
rdl:hasDesignationAbbrev"666900";
rdl:hasDesignationAltern"IMPULSE COMPRESSOR";
rdl:hasIdPCA"RDS439469";
rdl:hasNote"'Impulse compressor' is a synonym.";
rdl:hasStatus"Recorded";
owl:sameAs<http://posccaesar.org/rdl/RDS439469>.
rdl:RDS814184ap2:ClassOfInanimatePhysicalObject;
rdfs:label"EXPANDER IMPELLER";
rdl:defaultRdsId"R87548630848";
rdl:hasCreationDate"2000.03.15";
rdl:hasCreator"u82234";
rdl:hasDefinition"An impeller that is intended to derive energy through dynamic force in order to generate power. Typically applied in expanders.";
rdl:hasDesignation"EXPANDER IMPELLER";
rdl:hasIdPCA"RDS814184";
rdl:hasStatus"Recorded";
owl:sameAs<http://posccaesar.org/rdl/RDS814184>.
rdl:RDS350954ap2:SinglePropertyDimension;
rdfs:label"DIAMETER";
rdl:defaultRdsId"R94482935208";
rdl:hasCreationDate"2001.08.27";
rdl:hasCreator"u82237";
rdl:hasDefinition"Intercept made by the circumference on a straight line through the centre of a circle.";