Examination of Vapor-measuring Devices for Liquefied Petroleum Gas: A Manual for Weights and Measures Officials, Issue 117U.S. Department of Commerce, National Bureau of Standards, 1975 - 18 pages |
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Page 1
... metal plate affixed to the meter by the manufacturer showing the manufacturer's name , serial number and model number of the meter , its rated capacity , and other basic meter information . base pressure . The absolute pressure used in ...
... metal plate affixed to the meter by the manufacturer showing the manufacturer's name , serial number and model number of the meter , its rated capacity , and other basic meter information . base pressure . The absolute pressure used in ...
Page 2
... metal tank ( prover tank ) open at the top and nearly filled with a sealing medium ( usually an oil ) , in which a cylindrical tank called the bell , open at the bottom and having a dome - shaped top , can be raised or lowered . The ...
... metal tank ( prover tank ) open at the top and nearly filled with a sealing medium ( usually an oil ) , in which a cylindrical tank called the bell , open at the bottom and having a dome - shaped top , can be raised or lowered . The ...
Page 6
... metal in the bell , is designated as the " outside volume . " Each term applies only to the volume above the liquid surface , or " seal . " The validity of the method is based on this rela- tionship : When a prover bell is lowered from ...
... metal in the bell , is designated as the " outside volume . " Each term applies only to the volume above the liquid surface , or " seal . " The validity of the method is based on this rela- tionship : When a prover bell is lowered from ...
Page 7
... metal that becomes immersed , M , giving ( 2 ) B = V - M The volume of the immersed metal of the bell , M , plus the volume of the immersed metal of the scale , scale buttons , guide rods , and thermometers , S , is equal to the volume ...
... metal that becomes immersed , M , giving ( 2 ) B = V - M The volume of the immersed metal of the bell , M , plus the volume of the immersed metal of the scale , scale buttons , guide rods , and thermometers , S , is equal to the volume ...
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Common terms and phrases
adapter fittings Altitude corrections factors atmospheric pressure automatic data processing Bureau of Standards butane calibration capacity rate commercial Corrected Prover Volume Corrected to 60 correction factors metric cubic feet cubic foot bottle cubic foot standard cubic meter customary units cycloid Devices for Liquefied diameter differential pressure gage Error in Delivery Examination of Vapor-Measuring Exterior view FIGURE Indication Meter Indication leak liquefied petroleum gas LPG Vapor Meter measures officials Measuring Devices metal Meter Indication Meter Meter Proving Circle meter under test metric units National Bureau Office orifice plate portable cubic foot position pressure drop prover bell prover oil prover outlet valve prover pressure prover room prover scale prover tank prover valve proving room psia Rate cap holder sample report form sealing liquid sealing medium Specific Gravity strapping temperature compensated meter Test data section test hand Test Report Form thermometers U.S. DEPARTMENT U.S. Government Printing Vapor-Measuring Devices weights and measures