In order to solve the current domestic vacuum moisture in steam consumption is larger,the peak flow is steep litre steep drop pipe network pressure stability problems,using three fluid combined jet vacuum system for technological transformation,according to the different operation requirements,can save the vacuum steam (64.3%~79.9%),with outstanding energy-saving emission reduction effect,gained remarkable economic benefits and social benefits.% 为了解决目前国内真空回潮机存在的蒸汽能耗较大、峰值流量陡升陡降影响管网压力稳定的突出问题，采用三流体联合射流真空系统进行技术改造，根据不同的工艺操作要求，可以节约抽真空蒸汽64.3%～79.9%，具有突出的节能减排效果，取得了显著的经济效益和社会效益。
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