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常見問題

影響木材干燥速度的因素有哪些?

YINGXIANGMUCAIGANZAOSUDUDEYINZIYOUWAIYINHENEIYINLIANGFANGMIAN。WAIYINBAOKUOGANZAOJIEZHIDEWENDU、SHIDUHEQILIUXUNHUANSUDU;NEIYINBAOKUOMUCAIDESHUZHONG、HOUDU、HANSHUILV、XINBIANCAIHEWENLIFANGXIANGDENG。

 

WAIZAIYINSU

 

1、WENDU

 

WENDUSHIYINGXIANGMUCAIGANZAOSUDUDEZHUYAOYINSU。WENDUSHENGGAO,MUCAIZHONGSHUIFENYALISHENGGAO,YETAIZIYOUSHUIDEZHANDUJIANGDI,YOULIYUCUJINMUCAIZHONGSHUIFENDELIUDONGHEKUOSAN;TONGSHIGANZAOJIEZHIDERONGSHINENGLITIGAO,JIAKUAIMUCAIBIAOMIANSHUIFENDEZHENGFASUDU。DANZHIDEZHUYIDESHIRUGUOWENDUGUOGAO,HUIYINQIMUCAIDEKAILIEHEBIANXING、JIANGDILIXUEQIANGDU、BIANSEDENG,YINGSHIDANGKONGZHI。

 

2、SHIDU

 

XIANGDUISHIDUSHIYINGXIANGMUCAIGANZAOSUDUDEZHONGYAOYINZI。ZAIWENDUYUQILIUSUDUXIANGTONGDEQINGKUANGXIA,XIANGDUISHIDUYUEGAO,JIEZHINEISHUIZHENGQIFENYAYUEDA,MUCAIBIAOMIANDESHUIFENYUEBUYIXIANGJIEZHIZHONGZHENGFA,GANZAOSUDUYUEMAN;XIANGDUISHIDUDISHI,BIAOMIANSHUIFENZHENGFAKUAI,BIAOCENGHANSHUILVJIANGDI,HANSHUILVTIDUZENGDA,SHUIFENKUOSANSHIDENGZENGDA,GANZAOSUDUKUAI。DANXIANGDUISHIDUGUODI,HUIZAOCHENGKAILIEJIFENGWOLIEDENGGANZAOQUEXIANWENTIDEFASHENGSHENZHIJIAZHONG。3、QILIUXUNHUANSUDU

 

3.氣流循環速度

pk10游戏氣流循環速度是另一個影響木材干燥速度的因素。高速氣流能破壞木材表面上的飽和蒸汽界層,從而改善介質與木材之間傳熱、傳質條件,加快干燥速度。對于難干材或當木材含水率較低時,木材內部水分移動決定著干燥速度;通過提高大介質流速來加快表面水分的蒸發速度沒有實際意義,反而會加大含水率梯度,增大產生干燥缺陷的危險性。所以,難干材不需要很大介質循環速度。

 

SHANGSHUSANGEYINSUSHIKEYIRENWEIKONGZHIDEWAIYIN,KONGZHIDEDANG,KEZAIQUEBAOMUCAIGANZAOZHILIANGDEQIANTIXIAJIAKUAIGANZAOSUDU。LIRU,GANZAOZHENXIECAIHUORUANKUOXIECAIBOBANSHI,YINMUCAINEIBUSHUIFENYIDONGJIAOYI,KESHIDANGTIGAOGANQIUWENDU、JIANGDIJIEZHISHIDU、TIGAOQILIUXUNHUANLIUSU,YIJIAKUAIGANZAOSUDU;DANGANZAOHONGMUMUCAIHUOHOUBANSHI,YICAIYONGJIAODIDEWENDU、JIAOGAODESHIDUHEJIAOXIAODEQILIUXUNHUANSUDU,YIMIANCHANSHENGGANZAOQUEXIAN。

 

NEIZAIYINSU

 

1、MUCAISHUZHONGJIGOUZAOTEZHENG

 

pk10游戏BUTONGSHUZHONGDEMUCAIJUYOUBUTONGDEGOUZAO,TADEWENKONGDAXIAOYUSHULIANG,YIJIWENKONGMOSHANGWEIKONGDEDAXIAODOUYOUHENDACHAYI,YINCISHUIFENYANSHANGSHULUJINGYIDONGDENANYICHENGDUYOUBIE,JIMUCAISHUZHONGSHIYINGXIANGGANZAOSUDUDEZHUYAONEIYIN。YOUYUHUANKONGYINGKUOXIESHUCAI(LIRUSUANZHIMU)DAOGUANHEWENKONGZHONGCHONGTIANWUDUO、WENKONGMOSHANGWEIKONGDEZHIJINGXIAO,SUOYIQIGANZAOSUDUMINGXIANXIAOYUSANKONGKUOXIESHUCAI;ZAITONGYISHUZHONGZHONG,MIDUZENGDA,DAMAOXIGUANNEISHUIFENLIUDONGZULIZENGDA,XIBAOBINEISHUIFENKUOSANLUJINGYANCHANG,NANYUGANZAO。MUCAICHANGGUIGANZAOGUOCHENGKEJINSIRENWEISHIYANCAIHOUFANGXIANGDEYIWEICHUANRECHUANZHIGUOCHENG,HOUDUZENGJIA,CHUANRECHUANZHIJULIBIANCHANG、ZULIJIADA,GANZAOSUDUMINGXIANXIAJIANG。

 

3、MUCAIHANSHUILV

 

XIANWEIBAOHEDIANZHIXIA,SUIZHUHANSHUILVDEJIANGDI,XIZHUSHUIDEHENGXIANGKUOSANXISHUJIANXIAO,ERSHUIZHENGQIZAIXIBAOQIANGZHONGDEKUOSANXISHUZEZENGDA,YOUYUGANZAOGUOCHENGZHONGSHUIZHENGQIZAIXIBAOQIANGZHONGKUOSANSUOZHANBILIBUDA,HANSHUIYUEDISHUIFENKUOSANLUJINGYUECHANG,SUOYIHANSHUILVYUEDIYUENANGANZAO。

 

4、MUCAIXINBIANCAI

 

pk10游戏KUOXIESHUXINCAIXIBAOZHONGNEIHANWUJIAODUO,ZHENXIESHUXINCAIZHONGDEWENKONGDUOSHUSHIBISAIDE,SUOYIXINCAIJIAOBIANCAINANGANZAO。


5、MUCAIWENLIFANGXIANG

 

pk10游戏MUSHEXIANYOULIYUSHUIFENCHUANDAO,YANMUCAIJINGXIANGDESHUIFENCHUANDAOBIYANXIANXIANGYUEDA15%~20%,SUOYI,XIANQIEBANTONGCHANGBIJINGQIEBANGANZAOSUDUKUAI。

 

pk10游戏SUIRANNEIYINWUFAKONGZHI,DANSHIZHIYAOGENJUMUCAIDETEXINGYINSHILIDAO,HELILIYONGGANZAOSHEBEIHEJISHU,TONGYANGKEYITIGAOGANZAOSUDU,JINENGJIANSHAOBUBIYAODESUNSHI,YOUNENGZAIBAOCHIMUCAICAIXINGDEQIANTIXIATIGAOGANZAOXIAOGUO。

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