Based on the summarization of research on total dissolved gas(TDG) supersaturation,field observation of TDG downstream of Zipingpu dam was taken.
在总结国内外关于水电站大坝下游总溶解气体(TDG)过饱和问题的研究现状的基础上,对紫坪铺坝下游河段的过饱和气体进行了原型观测,指出下泄流量与下游TDG饱和度有着较好的相关关系;河道水深是影响过饱和气体消减速率的重要因素;在同样单宽流量下,含沙水体比清水有更高的TDG饱和度。
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