function [live_load_BTU_hr] = live_load_calculation(user_answers) //This function takes the user's answers and calculates the live load //in BTU per hr. //Live Load - Lights lights_BTU_hr = 1/80*6690/240*280*3.412 //1 watt per 80 lumens * 6690 lumens per 240 sqft * 280 sqft * //3.412 BTU per hour per watt //Live Load - Occupant(s) occupant_BTU_hr = 356*user_answers(3) //356 BTU per hour * num occupant //Live Load - Pet(s) pet_BTU_hr = 89*user_answers(6) //89 BTU per hour * num pet //Live Load - Laptop(s) laptop_BTU_hr = 55.6*3.412*user_answers(5) //55.6 watts * 3.412 BTU per hour per watt * num laptops //Live Load - Cell Phones (Smart Phones) cell_phone_BTU_hr = 13.9*3.412*user_answers(4) //13.9 watts * 3.412 BTU per hour per watt * num cell phones //Live Load - Refrigerator refrig_BTU_hr = 690*0.028317*18*3.412 //690 watts per m^3 * 0.028317 m^3 per ft^3 * 18 ft^3 * //3.412 BTU per hour per watt //Live Load - HVAC Mini-Split minisplit_BTU_hr = 500*3.412 //500 watts * 3.412 BTU per hour per watt //Live Load - Miscellaneous misc_BTU_hr = 2000 ///2000 BTU per hour miscellaneous live_load_BTU_hr = (lights_BTU_hr + occupant_BTU_hr + pet_BTU_hr + ... laptop_BTU_hr + cell_phone_BTU_hr + refrig_BTU_hr + ... minisplit_BTU_hr + misc_BTU_hr); endfunction