- 行业: Energy
- Number of terms: 18218
- Number of blossaries: 1
- Company Profile:
The American Gas Association represents local energy companies that deliver natural gas throughout the United States.
A valve built to pass a fluid in one direction but to close automatically when the fluid tries to flow in the opposite direction.
Industry:Energy
The fractional change in length (sometimes volume, specified) of a material for a unit change in temperature.
Industry:Energy
The separation of the various components of gas sales, storage, transmission, delivery and etc. into an ala carte menu of services from which a customer may choose only those desired.
Industry:Energy
A Continuing Property Record Unit is the minimum division of plant selected to be continuously associated with its cost in the plant records.
Industry:Energy
A measure of the need for air conditioning (cooling) based on temperature and humidity. Although cooling degree days are published for many weather stations, a specific procedure has not been generally accepted.
Industry:Energy
A special valve used in refrigerating systems through which the liquid refrigerant (under high pressure) is allowed to escape into a lower pressure and thus expand into a gas.
Industry:Energy
An investment made in an existing building or facility. May be equipment replacements, equipment add-ons, or shell and equipment improvements.
Industry:Energy
Geographic areas of the company's operations established for the purpose of accumulating certain costs to facilitate a fair distribution of such costs among all customer classes. Common cost zones for a long line pipeline are supply zones and market zones.
Industry:Energy
Recently available 12 consecutive months of actual experience. Not always the most recent 12 months. In a rate proceeding, 12 months of actual operations ending no more than 4 months before the date a rate change application is filed. In reference to the EQUITABLE SHARING MECHANISM, a representative base period must reflect a representative level of purchases by a pipeline's firm customers during a period preceding the onset of changed conditions which resulted in reduced purchases and growth of the take-or-pay problem. See EQUITABLE SHARING MECHANISM, DEFICIENCY PERIOD, PURCHASE DEFICIENCY METHODOLOGY and TEST PERIOD.
Industry:Energy
The frequency rate of motor vehicle accidents is the number of motor vehicle accidents per 1,000,000 miles. It is derived by multiplying the number of accidents by one million and dividing by the mileage.
Industry:Energy
