METHOD FOR CONTROLLING NUMBER OF PUMPS, DEVICE FOR CONTROLLING NUMBER OF PUMPS, PUMP SYSTEM, HEAT SOURCE SYSTEM, AND PROGRAM

摘要

A method for controlling number of pumps includes a process of increasing or decreasing the number of operating pumps based on a flow rate of a heat medium that is forcibly fed to a load (40) by a plurality of pumps connected in parallel or a heat load required by the load and a frequency command value commanded to each pump in operation among the plurality of pumps.