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� � Residential System Sizing Caiculation <br /> Summary <br /> Project Title: <br /> 39036 21 st Street OnTime Dawn Marie_left <br /> Zephyrhills, FL <br /> 12/8/2013 <br /> Location for weather data: Tampa, FL - Defaults: Latitude(27.97) Altitude(10 ft.) Temp Range(M) <br /> Humidi data: Interior RH 50% Outdoor wet bulb 78F Humidi difference 56 r. <br /> Winter design temperature(MJ8 99%) 35 F Summer design temperature(MJ8 99%) 95 F <br /> Winter setpoint 70 F Summer setpoint 75 F <br /> Winter tem erature difference 35 F Summer tem erature difference 20 F <br /> Total heatin load calculation 23121 Btuh Total coolin load calculation 25839 Btuh <br /> Submitted heating capacity °/a of calc Btuh Submitted cooling capacity %of calc Btuh <br /> Total (Electric Heat Pump) 110.3 25500 Sensible(SHR= 0.78) 104.4 20904 <br /> Heat Pump+Auxiliary(O.OkW) 110.3 25500 Latent 101.4 5896 <br /> Total Electric Heat Pum 103.7 26800 <br /> WINTER CALCULATIONS <br /> Winter Heatin Load for 1299 s ft w���„o%, <br /> �UC[9(�2�{s) <br /> Load com onent Load <br /> Window total 134 sqft 2338 Btuh °°"`"�'6%, <br /> Wall total 1306 sqft 4261 Btuh <br /> Door total 38 sqft 609 Btuh ���c,�x, <br /> Ceiling total 1299 sqft 1448 Btuh <br /> Floor total 1299 sqft 7629 Btuh w�'s�,e�,, <br /> Infiltration 104 cfm 4000 Btuh <br /> Duct loss 2837 Btuh °o°"""� <br /> Subtotal 23121 Btuh <br /> Ventilation 0 cfm 0 Btuh <br /> TOTAL HEAT LOSS 23121 Btuh Floora(337G) <br /> SUMMER CALCULATIONS <br /> Summer Coolin Load for 1299 s ft <br /> Load com onent Load <br /> Window total 134 sqft 6958 Btuh <br /> Wall total 1306 sqft 2086 Btuh <br /> Door total 38 sqft 539 Btuh <br /> Ceiling total 1299 sqft 1862 Btuh La[ant intemal(8%) <br /> Floor total 0 Btuh W�„��Z�%� <br /> Infiltration 78 cfm 1714 Btuh �Gain(13X) <br /> Internal gain 3420 Btuh <br /> Duct gain 3443 Btuh <br /> Sens.Ventilation 0 cfm 0 Btuh <br /> Blower Load 0 Btuh <br /> Total sensible gain 20022 Btuh °uGa�16"� ce�r�9at�x.� <br /> Latent gain(ducts) 800 Btuh <br /> Latent gain(infiltration) 2967 Btuh <br /> Wdla(8%) <br /> Latent gain(ventilation) 0 Btuh ��te%� o��Z%, <br /> Latent gain(internal/occupants/other) 2050 Btuh <br /> Total latent gain 5817 Btuh <br /> TOTAL HEAT GAIN 25839 Btuh <br /> Energ � ing <br /> 8th Edition PREPA <br /> DATE: C7-�•I r,i� `� `w�+�� �`"-� ��' � <br /> -��.a—c! <br /> EnergyGauge�/USRFZB v3.1 <br />