Sentence examples for demand vary from inspiring English sources

New York and other states are breaking up the old utility monopolies, forcing companies like Con Edison to sell most of their power plants and buy power on the open market, subjecting them to price fluctuations as supply and demand vary.

Second, spatial spillovers in electricity demand vary across uses.

Three scenarios are considered: (1) structural demand (for a given intensity) varies in time, while structural capacity remains constant, (2) structural capacity deteriorates over a time interval, while structural demand remains constant, (3) both structural capacity and structural demand vary simultaneously over time.

Four scenarios are compared: a) structural capacity deteriorates over a time interval, while structural demand remains constant, b) only structural demand (for a given intensity) varies in time, c) both structural capacity and structural demand vary simultaneously in time, and d) the effect of structural deterioration is neglected.

The problem is not simply one of demand, as the criteria used to define demand vary across ICUs and over time within ICUs.

The objective of our research is to predict how electricity demand varies spatially between status quo regionally-uniform electricity pricing and hypothetical regionally-varying electricity pricing across usage categories.

However, the force of pent-up demand varies from one area to another.

In any community, water demand varies on a seasonal, daily, and hourly basis.

In most communities, electric-power demand varies considerably at different times of the day.

In electricity markets, multiple power plants produce electric power, but the demand varies over time.

Customer demand varies both spatially and temporally (e.g., downtown areas during rush hours) [37].