- degree-day heating
- потребности в отоплении в градусо-днях
Солнечная энергия. - М.: «Руссо».. под ред. Д.С. Стребкова. 2005.
degree-day heating
Смотреть что такое "degree-day heating" в других словарях:
degree-day — ̷ ̷ˈ ̷ ̷| ̷ ̷ noun : a unit that represents one degree of declination from a given point (as 65°) in the mean outdoor temperature of one day and is often used in measuring fuel requirements of buildings * * * /di gree day /, n. Engin. one degree … Useful english dictionary
degree-day — /di gree day /, n. Engin. one degree of departure, on a single day, of the daily mean temperature from a given standard temperature. Abbr.: dd Also, degree day. Cf. cooling degree day, growing degree day, heating degree day. [1925 1930] * * * … Universalium
Heating degree day — United States Heating Degree Day map, 1961 1990 … Wikipedia
Degree day — A degree day is a measure of heating or cooling. Totalized degree days from an appropriate starting date are used to plan the planting of crops and management of pests and pest control timing. Weekly or monthly degree day figures may also be used … Wikipedia
Degree Day — A unit for measuring the extent that the outdoor daily average temperature (the mean of the maximum and minimum daily dry bulb temperatures) falls below (in the case of heating, see Heating Degree Day), or falls above (in the case of cooling,… … Energy terms
heating degree day (HDD) — A day in which the average daily temperature is less than 65 degrees Fahrenheit, and therefore likely to be a day in which people turn on their heat. A heating degree day is assigned a value that represents the number of degrees that days average … Financial and business terms
degree day — Term created to assess and acknowledge expected demand for energy. A degree day value is the difference between a day s average temperature and a previously set temperature ( in the U.S., 65 degrees Fahrenheit). Degree days above 65 degrees are… … Financial and business terms
heating degree-day — a degree day below the standard temperature of 65°F or 19°C, used in estimating fuel consumption. Cf. cooling degree day, growing degree day. * * * … Universalium
heating degree-day — a degree day below the standard temperature of 65°F or 19°C, used in estimating fuel consumption. Cf. cooling degree day, growing degree day … Useful english dictionary
heating degree day — (HDD) see degree day … Dictionary of units of measurement
cooling degree-day — a degree day above the standard temperature of 75°F (24°C), used in estimating the energy requirements for air conditioning and refrigeration. Cf. growing degree day, heating degree day. * * * … Universalium
