# Pressure base definition

Pressure base means an absolute pressure agreed upon or set as a base for converting the volume of gas metered to a correct volume.

## Examples of Pressure base in a sentence

• Pressure base of gas volumes reported in this schedule is 14.73 psia at 60ºF.

• Pressure base conversion factors shall be stated with at least six decimal places.

• For the purposes of determining standard volumes of gas (CCF), the following values will be used: • Temperature base: 60° Fahrenheit, • Assumed atmospheric pressure: 14.4 pounds per square inch absolute, • Pressure base: 14.65 pounds per square inch absolute.

• Pressure base of measurement, to be reported in column ( e ), should show absolute pressure and temperature, for example, 14.73 lbs.

• A gas well is considered to be a well completed in a reservoir containing hydrocarbons in a gaseous state at original reservoir conditions.2. Pressure base 14.65 psia @ 60 degrees F.

• Initial Condition Inlet as Velocity = 1020 m/s outlet as Pressure base = 0 Pa. wall with specific shear at zero value.

• Pressure base conversion factors shall be stated with at least six decimals.

## Related to Pressure base

• Reid vapor pressure means the vapor pressure of crude oil or other volatile petroleum products at 100 degrees Fahrenheit as determined by the latest edition of ASTM D6377 (RVPE): Standard Test Method for Determination of Vapor Pressure of Crude Oil.

• Pressure means the total load or force per unit area acting on a surface.

• True vapor pressure means the equilibrium partial pressure exerted by a petroleum liquid as determined in accordance with methods described in American Petroleum Institute (API) Bulletin 2517, Evaporation Loss from External Floating Roof Tanks, 1980. The API procedure may not be applicable to some high viscosity or high pour crudes. Available estimates of true vapor pressure may be used in special cases such as these.

• Operating pressure means the pressure at which the parts of an irrigation system are designed by the manufacturer to operate.

• Calibration gas means a gas mixture used to calibrate gas analysers.

• Working pressure means the maximum pressure to which a component is designed to be subjected to and which is the basis for determining the strength of the component under consideration. For CNG cylinder, the settled pressure of 20 MPa at a uniform temperature of 15 C. For LNG tank, the pressure of the LNG tank primary relief valve setting.

• Pressure vessel means containers for the containment of pressure, either internal or external. This pressure may be obtained from an external source or by the application of heat from a direct or indirect source, or any combination thereof.

• Measurement Point means the emission source for which continuous emission measurement systems (CEMS) are used for emission measurement, or the cross-section of a pipeline system for which the CO2 flow is determined using continuous measurement systems;

• Backpressure means a pressure (caused by a pump, elevated tank or piping, boiler, or other means) on the consumer's side of the service connection that is greater than the pressure provided by the public water system and which may cause backflow.

• Tare Weight means the weight of an empty shipping container, excluding all materials used for wrapping, cushioning, banding, waterproofing, packaging, blocking and bracing articles within the exterior container.

• Attachment point means a point on the network at which network assets are connected to assets owned by another person.

• Design pressure means the hydrostatic pressure for which each structure or appliance assumed watertight in the intact and damage stability calculations is designed to withstand.

• Low water pressure means water pressure below the regulatory reference level which is the minimum pressure when demand on the system is not abnormal.

• MAOP means the maximum allowable operating pressure of the Maui Pipeline or any part of it, as set out in Schedule 6.

• Ceiling means the height above the ground or water of the base of the lowest layer of cloud below 6 000 m (20 000 ft) covering more than half the sky;

• tons means the gross tonnage calculated in accordance with the tonnage measurement regulations contained in Annex I of the International Convention on Tonnage Measurement of Ships, 1969; the word “tonnage” shall be construed accordingly.

• Very high radiation area means an area, accessible to individuals, in which radiation levels from radiation sources external to the body could result in an individual receiving an absorbed dose in excess of 5 Gy (500 rad) in one hour at one meter from a source of radiation or one meter from any surface that the radiation penetrates.

• Sound pressure level means twenty times the logarithm to the base 10 of the ratio of the effective pressure (µPa) of a sound to the reference pressure of 20 µPa;

• Penetrant means a lubricant designed and labeled primarily to loosen metal parts that have bonded together due to rusting, oxidation, or other causes. “Penetrant” does not include “Multi-purpose Lubricants” that claim to have penetrating qualities, but are not labeled primarily to loosen bonded parts.

• Combined sewer system means a system for conveying both sanitary sewage and storm water runoff.

• Altitude means the vertical distance of a level, a point or an object considered as a point, measured from mean sea level (MSL);

• Diameter means the diameter of the stem of a tree measured outside the bark at a specified point of measurement.

• Sound level meter means an instrument which includes a microphone, amplifier, RMS detector, integrator or time averager, output meter, and weighting networks used to measure sound pressure levels.

• Density means the permitted number of dwelling units per

• Psig means pounds per square inch gauge.

• Metering Point means, for meters that do not use instrument transformers, the point at which the billing meter is connected. For meters that use instrument transformers, the point at which the instrument transformers are connected.