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
... outlet valve and the meter for use in testing for leaks in the meter or connections to the meter . Prover tanks are usually constructed of brass and bells of copper or stainless steel . They are usually made in capacities of 2 , 5 , 10 ...
... outlet valve and the meter for use in testing for leaks in the meter or connections to the meter . Prover tanks are usually constructed of brass and bells of copper or stainless steel . They are usually made in capacities of 2 , 5 , 10 ...
Page 10
... outlet and then close the valve . Watch for a drop in pressure in the U - gage connected to the prover connection . If there is any drop , it is an indication of a leak in the con- nections or in the meter . The leak should be located ...
... outlet and then close the valve . Watch for a drop in pressure in the U - gage connected to the prover connection . If there is any drop , it is an indication of a leak in the con- nections or in the meter . The leak should be located ...
Page 11
... OUTLET ADAPTER FITTING RATE CAP VAPOR METER which distorts the inside surface of the adapter fitting or projects into the flow passage . Since the meters are tested with air as the test medium rather than the product they were designed ...
... OUTLET ADAPTER FITTING RATE CAP VAPOR METER which distorts the inside surface of the adapter fitting or projects into the flow passage . Since the meters are tested with air as the test medium rather than the product they were designed ...
Page 13
... outlet . Position meter proving hand on upswing by opening prover outlet valve . When meter proving hand reaches predetermined point , stop it by closing Step 1. Verify that the capacity flow rate cap is on the meter outlet and that the ...
... outlet . Position meter proving hand on upswing by opening prover outlet valve . When meter proving hand reaches predetermined point , stop it by closing Step 1. Verify that the capacity flow rate cap is on the meter outlet and that the ...
Page
... outlet for these data is the Journal of Physical and Chemical Reference Data ( JPCRD ) published quarterly for NBS by the American Chemical Society ( ACS ) and the Amer- ican Institute of Physics ( AIP ) . Subscriptions , reprints , and ...
... outlet for these data is the Journal of Physical and Chemical Reference Data ( JPCRD ) published quarterly for NBS by the American Chemical Society ( ACS ) and the Amer- ican Institute of Physics ( AIP ) . Subscriptions , reprints , and ...
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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