Since once-through boiler has only a small heatstoragecapacity, its primary frequency regulation capability is limited.
直流炉由于蓄热能力小，使其一次调频能力受到限制。
2
The lower temperature shape stabilized phase change material is an ideal material for accumulation of energy used in building wall. It can increase heatstoragecapacity of the wall and save energy.
低温定形相变材料是应用于建筑物墙体中的理想储能材料，它可增加墙体的蓄热能力，节约建筑能耗。
3
Larger capacity of heatstorage can decrease emissions over wider range of temperature.