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 3
... immersion of the bell . At the top of the dry well or air pipe is a circular slide valve through which air is admitted to the prover , and at the side is a quick acting valve through which air is passed from the prover to the meter . A ...
... immersion of the bell . At the top of the dry well or air pipe is a circular slide valve through which air is admitted to the prover , and at the side is a quick acting valve through which air is passed from the prover to the meter . A ...
Page 6
... immersed in liquid . S = Volume of metal scale buttons , guide rods , and thermometers that becomes immersed in liquid . T = Volume of liquid rise between main tank and the outside of the bell caused by metal in bell and scale . SCALE S ...
... immersed in liquid . S = Volume of metal scale buttons , guide rods , and thermometers that becomes immersed in liquid . T = Volume of liquid rise between main tank and the outside of the bell caused by metal in bell and scale . SCALE S ...
Page 7
... 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 of the liquid which rises be- tween the inside surface of the bell and ...
... 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 of the liquid which rises be- tween the inside surface of the bell and ...
Page 8
... immersed portion of scale 3.295 in 3 Tank diameter at sealant level , = 24.903 in Volume of oil rise , T = 48.352 in 3 Volume of air discharged , V + S - T 1728 4.9993 ft 3 Scale too short by 5.000 4.9993 × 100 = 0.014 % 5.000 4 ...
... immersed portion of scale 3.295 in 3 Tank diameter at sealant level , = 24.903 in Volume of oil rise , T = 48.352 in 3 Volume of air discharged , V + S - T 1728 4.9993 ft 3 Scale too short by 5.000 4.9993 × 100 = 0.014 % 5.000 4 ...
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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