| 摘要 |
PROBLEM TO BE SOLVED: To provide a power management device for facilitating the use of power based on renewable energy whose electric energy capable of being supplied varies.SOLUTION: A power management device 1 for determining a power value to be procured from a power generation facility 30 that supplies power on the basis of renewable energy and generates power whose value varies depending on a meteorological condition comprises: an acquisition unit 12 for acquiring meteorological information on the meteorological condition; a storage unit 14 in which facility information on relation between predetermined meteorological information and a value of power generated by the power generation facility 30 and power generation information on a probability of the value of power generated by the power generation facility 30 correspondingly to the predetermined meteorological information are stored; and a calculation unit 11 for calculating, on the basis of the meteorological information, facility information, and power generation information, a first procurement power value P1 capable of being procured from the power generation facility 30 at a degree of reliability higher than a predetermined degree of reliability and a second procurement power value P2 capable of being procured from the power generation facility 30 at a degree of reliability equal to or lower than the predetermined degree of reliability. |
