Hot water heating calculator

							                                  Wash water heating cost
                                   Input Information
                                                         0
(Ts) Temperature supply water =                     50       F
                                                         0
(Th) Temperature heated water =                   185        F
                                                                          o
(T) Temperature difference =                                           135 F
Milk line wash tank volume =                      100 L
Bulk tank wash water volume                       120 L
(V) Daily hot water volume =                                           114 Gal




(Q) Water heating energy = 10 x T x V
(Q) Daily water heating energy =                                    154421 BTU/hr
Electrical heat energy required per day =                             45.3 kWh
Cost of electricity per kWh =                 $0.1180
Electrical energy cost / day =                                      $5.340
Annual electrical cost =                                         $1,949.28




                                                                  $1,893.46
                                                                 $0.216149
    Temperature
Fahrenheit Celcius
       50        10
       57        14