degree days

индекс промерзания (сумма градусодней с отрицательными температурами при промерзании грунта)

Англо-русский строительный словарь. 2013.

Смотреть что такое "degree days" в других словарях:

  • Population-weighted Degree Days —   Heating or cooling degree days weighted by the population of the area in which the degree days are recorded. To compute national population weighted degree days, the Nation is divided into nine Census regions comprised of from three to eight… …   Energy terms

  • Cooling Degree Days — (CDD)   A measure of how warm 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 base temperature (65 degrees) from the… …   Energy terms

  • 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

  • accumulated degree days — dust which has built up over a period of time …   English contemporary dictionary

  • 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 — 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 — 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

  • 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

  • Degree (angle) — One degree (shown in red) and ninety degrees (shown in blue) This article describes the unit of angle. For other meanings and some specific usages, see degree. A degree (in full, a degree of arc, arc degree, or arcdegree), usually denoted by °… …   Wikipedia

  • Days of our Lives storylines — This is an overview of major historical storylines from the daytime drama Days of our Lives .1960sThe HortonsWhen the show debuted in 1965, it centered around the Horton family. Dr Tom Horton and his wife Alice had five children: Tom Jr., who had …   Wikipedia

  • Days of grace — Grace Grace (gr[=a]s), n. [F. gr[^a]ce, L. gratia, from gratus beloved, dear, agreeable; perh. akin to Gr. ? to rejoice, cha ris favor, grace, Skr. hary to desire, and E. yearn. Cf. {Grateful}, {Gratis}.] 1. The exercise of love, kindness, mercy …   The Collaborative International Dictionary of English

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