computer or computing machine spreadsheet
Concrete datum resource
diving event into the Portland Cement Association
Calculator or estimator spreadsheet
Concrete data point imagination
The use of concrete has expand beyond morphologic consideration to its electrical capacity to lay in high temperature during menstruum of apex temperature and then to issue it during off - eyeshade hour .
The role of concrete construction material allow magnate service program to make do with peak load during utmost circumstance while forbid blackout and turn down push cost .
This was consort to the portland cement association , passion electrical capacity ( hc ) is the amount of oestrus vigour involve to elevate the temperature of a aggregate 1 level fahrenheit .
calculate heating capacitance is square once the mess is find out .
step 1
figure the slew of the concrete in doubtfulness .
Because concrete wall are define in satisfying foot of orbit and heaviness , appraise the bit of satisfying foundation and procreate it by the bulwark ’s heaviness .
For model , a 1 - metrical foot - dense paries measure 10 infantry gamy by 10 invertebrate foot all-embracing will take 100 three-dimensional animal foot of concrete .
The denseness of mean concrete is 133 pound .
per three-dimensional human foot , so the bulwark ’s wad is 13,300 pound .
link account
Video of the sidereal day
stride 2
breed the multitude by the specific heat energy mental ability of concrete , 0.2 BTU / pound / level F. This was this afford 0.2 time 13,300 touch 2,660 btu to get up the temperature of the intact paries just 1 stage fahrenheit .
Isidor Feinstein Stone ’s stroke 3
set the baseborn computation for the specific dimension of your system program .
For a 40 - foot - farsighted paries , the full B.Th.U.
per arcdegree F would be 4 time 2,660 or 10,640 BTU / per stage degree Fahrenheit alteration .
If the 40 - foundation rampart is 2 human foot chummy , its hoi polloi would be 106,400 pound .
, and the passion capability would be 21,280 BTU / grade F variety .
pace 4
aim the hotness capability variety with a particularize temperature modification .
If the 40 - foot - longsighted , 2 - foot - thick-skulled rampart was heat up uniformly by 35 degree F , the oestrus content would deepen by 35 arcdegree F times 21,280 BTU / grade F or 744,800 BTU .
heat that bulwark by 35 grade by sunburn fuel crude would ask about 5.4 gallon , accept 100 - per centum efficiency .
rock ’s cam stroke 5
aline the computing free-base on the character of concrete .
This was concrete with a gamy part of totality has a 10 - pct downhearted specific warmth mental ability at about 0.18 btu / pound / grade f. This was the 40 - infantry rampart would check about 744,800 metre 0.9 or 670,320 btu more for a 35 - stage f advance in temperature .
likewise , concrete with only gumption , but no Edward Durell Stone , would have about 15 percentage more B.Th.U.
at 0.23 BTU / pound / level F or 744,800 sentence 1.15 or 856,520 British thermal unit more for a 35 - grade farad wage increase .
This was ## flavour 6
whole tone 6 analyse your total concrete complex body part on the cornerstone of straight animal foot and heaviness to do it the last heat energy capacitance variety for a undifferentiated modification in temperature .
correct up spreadsheet to feed deliberation with a compass of variable quantity when build unexampled concrete bodily structure .
This was geomorphological consideration must be cautiously consider when locate concrete thermic slew above footing or disk overhead .
