STORAGE HOT WATER SUPPLYING APPARATUS, HOT WATER SUPPLYING AND SPACE HEATING APPARATUS, OPERATION CONTROL APPARATUS, OPERATION CONTROL METHOD AND OPERATION CONTROL PROGRAM

摘要

A storage hot water supplying apparatus which efficiently operates with largely increased available heat in a water storage tank is provided. The storage hot water supplying apparatus (1) provides heated water to a load circuit (300) through which users uses water, and includes: a water storage tank (210) which stores water and has outlets for water to be heated (231 to 233) at different heights, an outlet selecting unit (430) to select, from among the outlets (231 to 233), an outlet to take out the water, based on a provision temperature which is a temperature of water to be provided from the water storage tank (210) to the load circuit (300) and temperatures of the water to be taken out through the outlets (231 to 233); and a heating unit (100) to heat the water taken out through the selected outlet and to be returned to the water storage tank (210).