Papermaking drying cylinder energy-saving system

The invention relates to a papermaking drying cylinder energy-saving and consumption-reducing system. The system comprises a drying cylinder (1), a multi-stage flash distillation unit and a water temperature regulating unit which are sequentially connected through condensate water pipelines, wherein the water temperature regulating unit comprises a cooling water tower (3), and cooling water tower(3) is provided with a condensate water inlet, a clean water inlet and a warm water outlet; and the multi-stage flash distillation unit is connected with the condensate water inlet of the cooling water tower, and a cleaning unit (4) for rinsing papermaking mesh cages and papermaking felts is connected to the warm water outlet. Compared with the prior art, the system has the advantages of high energy and water resource utilization efficiency, environmental friendliness, etc. 本发明涉及种造纸烘缸节能降耗系统，包括通过冷凝水管道依次连接的烘缸(1)、多级闪蒸单元和水温调控单元，水温调控单元包括冷却水塔(3)，冷却水塔(3)设有冷凝水进口、清水进口和温水出口，多级闪蒸单元与冷却水塔的冷凝水进口连接，温水出口连接有用于冲洗造纸网笼和造纸毛毯的清洗单元(4)。与现有技术