Firm gas; firm gas contract; firm contract; Firm contracts and interruptible contracts or nonfirm contracts

Refers to a supply of gas which the seller is not permitted to interrupt. Covers both tariff supplies and firm contract supplies. It is gas sold on a continuous basis and generally on long term contracts. A firm contract provides power plant operators with an agreed-upon capacity for the producer or pipeline to supply natural …

Black carbon; Emissions of black carbon

The soot that results from the uncompleted combustion of fossil fuels, biofuels and biomass (wood, animal dung, etc.). It is the most potent climate-warming aerosol. Unlike greenhouse gases, which trap infrared radiation that is already in the Earth’s atmosphere, these particles absorb all wavelengths of sunlight and then re-emit this energy as infrared radiation.

Automated Ultrasonic Testing

Method for testing of pipeline welds that is superior to the regular NDT non-destructive testing or radiography. AUT inspection utilizes techniques with zoned inspection and time of flight diffraction (ToFD) techniques. The system provides an adequate number of inspection channels and is designed with sufficient beam overlap to ensure the complete volumetric examination of the …

Natural gas consumption in Israel; Demand for natural gas

During the first half of 2004, the Natural Gas Authority conducted a survey to identify present and future natural gas consumers. As part of the survey, 2000 potential customers and plants were sampled, within a radius of 30 km from the transmission system, according to National Outline Plan 37. The MNI estimates that demand for …