UGI LNG, Inc
Original Volume No. 1
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Effective Date: 06/01/2009, Docket: RP09-365-000, Status: Effective
Original Sheet No. 42 Original Sheet No. 42
(vi) The specific gravity of the gas flowing through the
meters shall be determined by gas chromatographic
analysis, continuous recording gravitometer, or
continuous or spot sampling methods, unless otherwise
mutually agreed upon by Customer and Company. The
arithmetic average of the specific gravity recorded
during each 24-hour day shall be used in computing gas
quantities or continuous instantaneous specific gravity
measurements may be applied to metering instruments to
provide the quantity computation.
(vii) When orifice meters are used, the computation of
quantities of gas delivered shall be in accordance with
the recommendations as published by the American Gas
Association's Report No. 3, Revised - 1990, and the
ANSI/API 2530, First Edition, and any subsequent
amendments thereof as may be mutually agreed upon by
Customer and Company.
(viii)The total heating value shall be determined by gas
chromatographic analysis or by other methods mutually
agreed upon by Customer and Company. The arithmetic
average of the heating value recorded each 24-hour day
and as adjusted to conditions as specified in Section 1
of the General Terms and Conditions, or continuous
instantaneous heating value measurements, shall be used
for computations requiring energy characteristics.
(ix) The deviation of the gas delivered hereunder from Boyle's
and Charles' Laws shall be determined by gas chromatographic
analysis or by analytical methods mutually agreed upon by
Company and Customer. The amount of nitrogen and carbon
dioxide contained in the gas shall be determined, for the
purpose of determining the deviation factors, every three
(3) months or at such other intervals as is found expedient.
5. MEASUREMENT EQUIPMENT
(a) Measuring Facilities
Company will install, maintain and operate a measuring facility
properly equipped with standard orifice meters, flange
connections, orifice plates and other necessary measuring
equipment in compliance with AGA Report No. 3. At Company's
discretion, other standard type meters may be used provided
that such are suitable for the purpose by which the quantities
of gas received for liquefaction and vaporized for delivery shall
be measured and determined. Where orifice measurement equipment
is to be used, it shall utilize "Flange Tap Connections" and the
static pressure shall be measured at the down-stream flange tap
connection. Orifice meter chart recorders or electronic flow