QUESTION You as one of the energy auditors conducted a walk-through audit in a factory dinning hall. Using basic energy

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Question You As One Of The Energy Auditors Conducted A Walk Through Audit In A Factory Dinning Hall Using Basic Energy 1 (43.34 KiB) Viewed 16 times

QUESTION You as one of the energy auditors conducted a walk-through audit in a factory dinning hall. Using basic energy audit equipment, e.g., thermometer and lux meter, your team has collected data from various appliances and fixtures as tabulated in Table 1. Other information was also collected as follows: Records of ratings and power requirement stamped on the appliances ✓ Operating hours: Cooking time starts from 7.00 am to 9.00 am & 2.00 pm to 3.00 pm. • Serving time using two units of steam table starts from 9.00 am to 12.00 noon. • Resting time starts from 12.00 noon to 2.00 pm with all the facilities in the resting area is fully utilized but the appliances and fixtures in other areas are turned off. Serving time (steam table is shut off) starts from 3.00 pm to 5.00 pm. • One hour cleaning time for ALL areas starts from 5.00 pm, where ALL appliances and fixtures are turned ON All the appliances and fixtures in the specific areas will be turned ON/OFF only according to the above-mentioned conditions and working hours EXCEPT the CCTV system, refrigerator, and freezer, where were turned ON EVERY TIME. • The cafeteria is open all year round. Table 1 Collected data a campus cafeteria No of Operating hours Wattage Daily energy appliances (Watt) consumption Day Month (kW) (4) Dining Area (a room with size with 120 m' with temperature = 25-0) Ceiling fan 8 Air-conditioner (1.0 hp) 2 Air-conditioner (2.0 hp) 24 hours CCTV system 1 Credit/Debit card terminal 1 machine Television 60 inch 1 Internet router & modem 1 Steam table 2 Regular lighting (lumen: 450 each 30 (B) Kitchen Area (a room with size with 36 m with temperature = 35-C) Ceiling fan 3 Microwave Electric kettle 1 Refrigerator 1 Freezer 1 Regular lighting (lumen: 450 each) 6 (C) Resting Area (a room with size 16 m' without window with room temperature = 20-C) Radio 1 Air-conditioner (1.0 hp) Regular lighting (Lumen: 450 each) 2 TOTAL Daily Energy Consumption (kWh) 2 2 1