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style="font-family:楷體">飛灰固化設備資訊</span>—污泥焚燒</span></strong><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">飛灰工程性質對處置的影響</span> </span></strong></p><p style=";text-indent:32px;line-height:27px"><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">市政污泥焚燒飛灰的有機物含量很低</span>,在貯存、運輸和處置過程中性質較為穩定,不易分解產生臭氣</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">由于飛灰具有較大的滲透系數</span>,外來雨水或地下水進入填埋庫區后,較容易擴散,可能會溶解較多的可溶性污染物</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">但是飛灰粒徑細小</span>,級配均勻,在填埋時碾壓作業能夠在一定程度上壓實飛灰,降低滲透性</span><span style=";font-family:楷體;font-size:16px">。</span></p><p style=";text-indent:32px;line-height:27px"><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">飛灰固化設備資訊</span>—污泥焚燒飛灰作業時的特性</span></strong></p><p style=";text-indent:32px;line-height:27px"><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">飛灰在作業過程中可能產生揚塵</span>,添加少量水可以減少對周邊空氣的影響;當在焚燒廠添加水時,飛灰與水接觸產生的熱量能夠較快釋放,可以降低飛灰在填埋場內累積熱量而產生破壞的可能性</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">飛灰的含水率不超過</span> 30%時,增加水分對飛灰的壓實性的影響較小</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">飛灰的含水率過高會對自然休止角、抗壓強度等性質產生不利影響</span>,在生產過程中添加的水量不宜超過20%,以免降低堆體的穩定性</span><span style=";font-family:楷體;font-size:16px">。</span></p><p style="text-indent: 32px; line-height: 27px; text-align: center;"><span style=";font-family:楷體;font-size:16px"><img title="飛灰固化設備資訊—污泥焚燒飛灰工程性質對處置的影響(圖1)" src="/uploads/190828/200730/1-200I0134JA20.jpg" alt="飛灰固化設備資訊—污泥焚燒飛灰工程性質對處置的影響(圖1)" width="681" height="469" style="width: 681px; height: 469px;"/></span></p><p style=";text-indent:32px;line-height:27px"><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">飛灰固化設備資訊</span>—污泥焚燒飛</span></strong><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">灰的壓實性</span></span></strong><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">和含水率</span></span></strong></p><p style=";text-indent:32px;line-height:27px"><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">通過擊實試驗</span>,得到兩廠飛灰的干基含水率-干密度曲線</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px">飛灰的壓實性能夠反映通過夯打、碾壓等方法使飛灰得到壓實、提高堆體密度的程度</span><span style=";font-family:楷體;font-size:16px">。</span><span style=";font-family:楷體;font-size:16px"><span style="font-family:楷體">初始階段</span>,含水率的增加有利于減小顆粒間阻力,顆粒移動,減小了堆體的孔隙,增大了密度; 當含水率超過最優含水率時,此時壓實體孔隙中剩余的空氣已經很少,并且與大氣隔絕,擊實不能完全將之排除,而飛灰顆粒小,滲透性差,在擊實過程中</span><span style=";font-family:楷體;font-size:16px">。</span></p><p style="text-indent:32px;text-align:justify;text-justify:inter-ideograph"><strong><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">想要咨詢</span></span></strong><a href="http://www.denizliastv.com/"><strong><span style="text-decoration:underline;"><span style="font-family: 楷體;color: rgb(128, 0, 0);letter-spacing: 0;font-size: 16px;background: rgb(255, 255, 255)"><span style="font-family:楷體">飛灰</span></span></span></strong><strong><span style="text-decoration:underline;"><span style="font-family: 楷體;color: 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