degree of heating

См. также 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

• Heating oil — Fuels for heating Heating oil Wood pellet Kerosene Propane Natural gas Wood Coal Heating oil, or oil heat, is a low viscosity, flammable liquid petroleum product used as a fuel for furnaces or boilers in buildings. Home heating oil is often …   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

• degree day — (deg da)    a unit used in meteorology and engineering to measure the demand for heating or cooling. In the United States, it s agreed that 65 °F (18.3 °C) is the critical outside temperature; below this tempeature heating is needed and above it… …   Dictionary of units of measurement

• Heating Degree Days — (HDD)   A measure of how cold a location is over a period of time relative to a base temperature, most commonly specified as 65 degrees Fahrenheit. The measure is computed for each day by subtracting the average of the day s high and low… …   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

• Heating intensity —   The ratio of space heating consumption or expenditures to square footage of heated floor space and heating degree days (base 65 degrees Fahrenheit). This ratio provides a way of comparing different types of housing units and households by… …   Energy 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