| 摘要 |
PROBLEM TO BE SOLVED: To provide an image forming device that outputs a high-quality image while preventing fixing unevenness.SOLUTION: Electric power is supplied to a first heating element and a second heating element so as to satisfy the following expression, wherein V1 is a conveying speed of a recording material in a fixing nip part, A is a distance between the first heating element and the second heating element, Pin(%) is a ratio of total electric power to be supplied to the first and second heating elements which is set according to a temperature of a fixing part with respect to the total maximum electric power which can be supplied to the first and second heating element, E(t)(%) is a ratio of the electric power to be supplied to the first heating element at timing t with respect to the total maximum electric power, and E(t)(%) is a ratio of the electric power to be supplied to the second heating element at timing t with respect to the total maximum electric power. |
