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当前位置:网站皇冠篮球比分网 > 行业新闻 > 简单介绍碳化稻壳的基本特性

简单介绍碳化稻壳的基本特性

文章来源:dgkfp.cn发表时间: 2019-7-22 11:40:30

皇冠篮球比分网 TANHUADAOQIAOJIUSHIDAOQIAOZAITEDINGWENDUXIARANSHAOZHIHOUDECHANWU,SUIRANYIYANKANSHANGQUHEIHEIDE,GANJUEHENBUQIYANDEYANGZI,DANRUOSHIDAJIAXIXIDELEJIEYIXIATANHUADAOQIAODEHUA,NEIMEQISHIJIUHUIFAXIANQIJUBEIZHUDUODEYOUSHI,WEILERANGGUANGDAYONGHUDUIYUTANHUADAOQIAOYOUGENGDUODERENSHI,NEIMEWOMENXIAMIANJIUDAILINGDAJIAYIQIXIANGXIDELEJIEYIXIAGAICHANPINSUOJUBEIDETEXING。

 

碳化稻壳是稻壳燃烧后产生的灰分,占稻壳重量的16%~20%,同时每公斤稻壳燃烧放出约3800千卡的热量


皇冠篮球比分网 TANHUADAOQIAOSHIDAOQIAORANSHAOHOUCHANSHENGDEHUIFEN,ZHANDAOQIAOZHONGLIANGDE16%~20%,TONGSHIMEIGONGJINDAOQIAORANSHAOFANGCHUYUE3800QIANKADERELIANG。TANHUADAOQIAODEWULIHUAXUEXINGNENGZHUYAOQUJUEYUDAOQIAODERANSHAOWENDUJIRANSHAOSHIJIAN。DAOQIAODUANMIANWEIBOWENZHUANGDEXIANWEICENGZHUANGJIEGOU,ERYANGHUAGUIZHUYAOJIZHONGZAIDAOQIAODEWAIBIAOPI,ZHIYOUSHAOLIANGZAINEIBIAOCENG,BINGQIEANYIXIEDEGUILVPAILIE。DAOQIAORANSHAOHOU,QIJIEGOURENGBAOLIUXIALAI,XINGCHENGDUOKONGDECENGZHUANGJIEGOU。CONGTANHUADAOQIAOKELIDEXINGTAIKAN,YOUYUCHENGDANXIANGDUOKONGXING,SHIQIJUYOUJIAOGAODESHUSONGDUHEBUDAOREXING,QISONGSANRONGZHONGYUE0.2GONGJIN/SHENG,NAIHUODU1650℃。YINCI,LIYONGTANHUADAOQIAODEZHEIXIETEXING,KEYIZHICHENGJUYOUJIAOGAOGEREXINGNENGDENAIHUOZHIPIN。

 

碳化稻壳的颜色随燃烧温度的提高由黑色变为灰白色


TANHUADAOQIAODEYANSESUIRANSHAOWENDUDETIGAOYOUHEISEBIANWEIHUIBAISE。QIERANSHAOSHIJIANYUEZHANG,YANSEYEYUEBAI。ZAI400℃YIXIA,BUGUANRANSHAOSHIJIANDUOZHANG,HUIJUNWEIHEISE。ZHEISHIYOUYUZAIGAIWENDUYIXIA,ZHEIXIEHUIYANGRENGHANYOUBUFENYIFENJIEDEYOUJIWUHEWEIBEIYANGHUADETANERZAI900℃YISHANGRANSHAOCHAOGUOFENZHONGDEHUIYIBANJUNWEIHUI。BAISE。BUTONGRANSHAOWENDUHERANSHAOSHIJIANDEHUIQIERYANGHUAGUIDEJIEJINGDU、JINGTICHICUN、WEIKONGJIEGOU、BIBIAOMIANJIDENGXINGNENGGEBUXIANGTONG。TANHUADAOQIAOZHONGKONGXIDEDAXIAOJIFENBUQUJUEYURANSHAOSHIDEWENDUHESHIWEN。ZAIJIAODIWENDUXIA,KONGXIZHUYAOSHIBANJINGXIAOYU10nmDEJIANXIKONG。SUIZHEWENDUDESHENGGAO,XIAOYU10nmKONGZHUJIANJIANSHAOBINGXINGCHENGKAIFANGXINGKONG。RANSHAOSHIJIANDEYANZHANGYETONGYANGYINQIWEIKONGDEJIANSHAOHEXIANGKAIFANGXINGKONGDEZHUANHUA。

 

燃烧温度约在400~500℃时,碳化稻壳的比表面积达到较大,约为150m2/g


燃烧温度约在400~500℃时,碳化稻壳的比表面积达到较大,约为150m2/g。由于稻壳燃烧后析出二氧化硅而形戍孔结构,随着温度的升高和恒温时间延长,晶体颗粒长大,微孔减少,孔结构改变,使比表面积也相应减小。【具体可参考《碳化稻壳优越的应用表现为你精心化盘点》的相关内容】

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YOUGUANTANHUADAOQIAODETEXINGJIUXIANWEIDAJIAFENXIANGDAOZHEILI,HOUXUWOMENHAIHUIWEIDAJIAJIXUGENGXIN,XIWANGFENXIANGDENEIRONGKEYIBANGZHUNINGENGHAOJIEJUEWENTI。RURUONINHAIXIANGZHIXIAOGENGDUOGUANYUDAOQIAOFANGMIANDEJINGCAIZIXUN,HUANYINGSUISHIFANGWENWOMENDEGUANFANGWANGZHANCHAXUNLEJIE。


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