Method for adjusting combustion load of boiler

The invention relates to a boiler combustion load adjusting method which comprises the steps that a preheating device is provided, and the preheating device is suitable for providing solid fuel and gas fuel for a first fuel inlet of a combustion space of a boiler; providing a storage device adapted to receive at least a portion of the solid fuel from the preheating device; and at least one part of the solid fuel in the preheating device is conveyed and stored in the storage device. 本发明涉及一种锅炉燃烧负荷调整方法，包括步骤：提供预热装置，所述预热装置适于向锅炉的燃烧空间的第一燃料入口提供固体燃料和气体燃料；提供存储装置，所述存储装置适于从预热装置接收至少一部分固体燃料；将预热装置中的至少一部分固体燃料输送而存储在存储装置中。