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https://www.e-education.psu.edu/egee102/node/2059
Recall that the formula for daily heat loss is: Heat Loss (BTUs h) = Area (ft2) × Temperature Difference (oF) Rvalue(ft2 oF h BTUs) × 24 h day. Thus, theoretically we would need to perform this calculation for every day of the 365-day calendar year. For example, if the average outside temperature were to be 35°F, 32°F, 28°F…
https://www.cdc.gov/disasters/extremeheat/faq.html
Heat stroke is the most serious heat-related illness. It occurs when the body becomes unable to control its temperature: the body’s temperature rises rapidly, the sweating mechanism fails, and the body is unable to cool down. Body temperature may rise to 106°F or higher within 10 to 15 minutes. Heat …
https://sfdbi.org/ftp/uploadedfiles/dbi/Key_Information/19HeatOrdinance0506.pdf
68°F at a point midway between the heat source and farthest wall and at 3’-0” above the floor. MuST HeATInG Be On 24 HOuRS PeR DAy? No. Heat capable of maintaining a room temperature of 68°F shall be made available to each occupied habitable room for 13 hours each day between 5:00 a.m. and 11:00 a.m. and 3:00 p.m. to 10:00 p.m.
https://courses.lumenlearning.com/physics/chapter/14-3-phase-change-and-latent-heat/
Latent heat is measured in units of J/kg. Both L f and L v depend on the substance, particularly on the strength of its molecular forces as noted earlier. L f and L v are collectively called latent heat coefficients.They are latent, or hidden, because in phase changes, energy enters or leaves a system without causing a temperature change in the system; so, in effect, the energy is hidden.
https://www.tecumseh.k12.oh.us/Downloads/Physics_13_4.pdf
Heat of Fusion: The amount of energy absorbed or released when a substance melts or freezes. • Symbol: L F • The L F for water is 334 J/g • This is the quantity of heat that must be absorbed by each gram of ice at 0°C to convert it to water at 0°C • This is the quantity of heat that must be released from each
https://www.me.ua.edu/me416/LECTURE%20MATERIALS/energy%20cal%20for%20large%20buildings.pdf
theoretical COP of a heat pump (heating) is: COP Carnot = T H/(T H-T C) Here T H = T i and T C = T od. For T i = 67°F, the max. theoretical COP is about 26 for T od = 47°F but only about 6.5 for T od = 17°F, a drop of 75%. Actual COP's are much lower COP Carnot. Standard 90.1, for example, requires small heat pumps to have COP > 3 at 47°F ...
Jul 14, 2021 · Heart of Louisiana Credit Union. Toll free: (800) 264-4562. Local: (318) 473-4562. 1.
http://accutherm.com/blog/how-to-calculate-kw-requirements-for-typical-heater-applications/
Nov 30, 2015 · ΔT = temperature rise in °F (The difference between the minimum inlet temperature and maximum outlet temperature.) Cp = specific heat in BTU/lb °F. S.F. = safety factor, 1.2. 3412 = conversion of BTU to KWH. Water heating example: We have 8GPM of water with an inlet temperature of 65°F and outlet temperature of 95°F.
https://healthquestions.medhelp.org/heat-exhaustion-the-next-day
Heat exhaustion can quickly go to full-blown heat stroke which can be fatal if not treated. Hosing her down with the water hose in the heat of the day or after a walk will help. I recall my boss from several years ago who had an Italian Greyhound who nearly died of heat stroke here in Texas.
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