【正文】
rgy consumption. Energy conservation has bee one of the important issues for panies and organizations accredited with the ISO 14000 series standards certification because they are required to achieve yearly targets for improvements, which have, in a sense, the same implications as laws. In a prolonged recession, investments in energysaving activities directly linked with cost reduction have attracted increasing attention. However, largescale renewal investments which entail enormous costs cannot be implemented easily. Consequently, there have been increasing needs for energy conservation activities which bring about substantial cost reduction effects but can be conducted inexpensively with ease and minimum risks, while at the same time utilizing existing facilities. Figure 1 is a graphical indication of the energy consumption ratios of office buildings, which is based on research conducted by the BuildingEnergy Manager39。 “經濟型”節(jié)能系統(tǒng)采取了一種新的控制機制,這個機制由 Yokojana 電子公司, Asahikojyoshal 有限公司和第一能源服務公司三大