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安國鮑爾環(huán)填料 咨詢155 145 66788、<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">填料的幾何特性填料的幾何特性數(shù)據(jù)主要包括比表面積、空隙率、填料因子等,是評價填料性能的基本參數(shù)。</span>
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<span style="font-family:SimSun;font-size:18px;">(</span><span style="font-family:SimSun;font-size:18px;">1</span><span style="font-family:SimSun;font-size:18px;">)比表面積單位體積填料的填料表面積稱為比表面積,以</span><span style="font-family:SimSun;font-size:18px;">a</span><span style="font-family:SimSun;font-size:18px;">表示,其單位為</span><span style="font-family:SimSun;font-size:18px;">m2/m3</span><span style="font-family:SimSun;font-size:18px;">。填料的比表面積愈大,所提供的氣液傳質面積愈大。因此,比表面積是評價填料性能優(yōu)劣的一個重要指。</span>
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<span style="font-family:SimSun;font-size:18px;">(</span><span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">)空隙率單位體積填料中的空隙體積稱為空隙率,以</span><span style="font-family:SimSun;font-size:18px;">e </span><span style="font-family:SimSun;font-size:18px;">表示,其單位為</span><span style="font-family:SimSun;font-size:18px;">m3/m3</span><span style="font-family:SimSun;font-size:18px;">,或以</span><span style="font-family:SimSun;font-size:18px;">%</span><span style="font-family:SimSun;font-size:18px;">表示。填料的空隙率越大,氣體通過的能力越大且壓降低。因此,空隙率是評價填料性能優(yōu)劣的又一重要指。</span>
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<span style="font-family:SimSun;font-size:18px;">(</span><span style="font-family:SimSun;font-size:18px;">3</span><span style="font-family:SimSun;font-size:18px;">)填料因子填料的比表面積與空隙率三次方的比值,即</span><span style="font-family:SimSun;font-size:18px;">a/e 3</span><span style="font-family:SimSun;font-size:18px;">,稱為填料因子,以</span><span style="font-family:SimSun;font-size:18px;">f</span><span style="font-family:SimSun;font-size:18px;">表示,其單位為</span><span style="font-family:SimSun;font-size:18px;">1/m</span><span style="font-family:SimSun;font-size:18px;">。填料因子分為干填料因子與濕填料因子,填料未被液體潤濕時的</span><span style="font-family:SimSun;font-size:18px;">a/e3</span><span style="font-family:SimSun;font-size:18px;">稱為干填料因子,它反映填料的幾何特性;填料被液體潤濕后,填料表面覆蓋了一層液膜,</span><span style="font-family:SimSun;font-size:18px;">a</span><span style="font-family:SimSun;font-size:18px;">和</span><span style="font-family:SimSun;font-size:18px;">e </span><span style="font-family:SimSun;font-size:18px;">均發(fā)生相應的變化,此時的</span><span style="font-family:SimSun;font-size:18px;">a/e 3 </span><span style="font-family:SimSun;font-size:18px;">稱為濕填料因子,它表示填料的流體力學性能,</span><span style="font-family:SimSun;font-size:18px;">f</span><span style="font-family:SimSun;font-size:18px;">值越小,表明流動阻力越小。</span>
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<span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">.填料的性能評價</span>
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<span style="font-family:SimSun;font-size:18px;">填料性能的優(yōu)劣通常根據(jù)效率、通量及壓降三要素衡量。在相同的操作條件下,填料的比表面積越大,氣液分布越均勻,表面的潤濕性能越好,則傳質效率越高;填料的空隙率越大,結構越開敞,則通量越大,壓降亦越低。采用模糊數(shù)學方法對九種常用填料的性能進行了評價,得出如表</span><span style="font-family:SimSun;font-size:18px;">3-1</span><span style="font-family:SimSun;font-size:18px;">所示的結論??煽闯觯z網波紋填料綜合,拉西環(huán)最差。表</span><span style="font-family:SimSun;font-size:18px;">3-19</span><span style="font-family:SimSun;font-size:18px;">種填料綜合性能評價填料名稱</span> <span style="font-family:SimSun;font-size:18px;">評估值</span> <span style="font-family:SimSun;font-size:18px;">語言值排序絲網波紋填料</span><span style="font-family:SimSun;font-size:18px;">0.86 </span><span style="font-family:SimSun;font-size:18px;">很好孔板波紋填料</span><span style="font-family:SimSun;font-size:18px;">0.61</span>
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<span style="font-family:SimSun;font-size:18px;">相當好</span><span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">金屬</span><span style="font-family:SimSun;font-size:18px;">Intalox0.59 </span><span style="font-family:SimSun;font-size:18px;">相當好</span><span style="font-family:SimSun;font-size:18px;"> 3</span><span style="font-family:SimSun;font-size:18px;">金屬鞍形環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.57 </span><span style="font-family:SimSun;font-size:18px;">相當好</span><span style="font-family:SimSun;font-size:18px;">4</span><span style="font-family:SimSun;font-size:18px;">金屬階梯環(huán)</span><span style="font-family:SimSun;font-size:18px;">0.53 </span><span style="font-family:SimSun;font-size:18px;">一般好</span><span style="font-family:SimSun;font-size:18px;">5</span><span style="font-family:SimSun;font-size:18px;">金屬鮑爾環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.51 </span><span style="font-family:SimSun;font-size:18px;">一般好</span>
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<span style="font-family:SimSun;font-size:18px;">6</span><span style="font-family:SimSun;font-size:18px;">瓷</span><span style="font-family:SimSun;font-size:18px;">Intalox0.41 </span><span style="font-family:SimSun;font-size:18px;">較好</span><span style="font-family:SimSun;font-size:18px;"> 7</span><span style="font-family:SimSun;font-size:18px;">瓷鞍形環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.38 </span><span style="font-family:SimSun;font-size:18px;">略好</span><span style="font-family:SimSun;font-size:18px;">8</span><span style="font-family:SimSun;font-size:18px;">瓷拉西環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.36</span><span style="font-family:SimSun;font-size:18px;">略好</span><span style="font-family:SimSun;font-size:18px;">9</span><span style="font-family:SimSun;font-size:18px;">三、</span><span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">.</span><span style="font-family:SimSun;font-size:18px;">3</span><span style="font-family:SimSun;font-size:18px;">.液泛</span>
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<span style="font-family:SimSun;font-size:18px;">在泛點氣速下,持液量的增多使液相由分散相變?yōu)檫B續(xù)相,而氣相則由連續(xù)相變?yōu)榉稚⑾?,此時氣體呈氣泡形式通過液層,氣流出現(xiàn)脈動,液體被大量帶出塔頂,塔的操作極不穩(wěn)定,甚至會被破壞,此種情況稱為淹塔或液泛。影響液泛的因素很多,如填料的特性、流體的物性及操作的液氣比等。</span>
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<span style="font-family:SimSun;font-size:18px;">填料特性的影響集中體現(xiàn)在填料因子。填料因子</span><span style="font-family:SimSun;font-size:18px;">F</span><span style="font-family:SimSun;font-size:18px;">值越小,越不易發(fā)生液泛現(xiàn)象。</span>
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<span style="font-family:SimSun;font-size:18px;">流體物性的影響體現(xiàn)在氣體密度</span><span style="font-family:SimSun;font-size:18px;">rV</span><span style="font-family:SimSun;font-size:18px;">、液體的密度</span><span style="font-family:SimSun;font-size:18px;">rL</span><span style="font-family:SimSun;font-size:18px;">和粘度</span><span style="font-family:SimSun;font-size:18px;">mL</span><span style="font-family:SimSun;font-size:18px;">。氣體密度越小,液體的密度越大、粘度越小,則泛點氣速越大。</span>
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<span style="font-family:SimSun;font-size:18px;">操作的液氣比愈大,則在一定氣速下液體噴淋量愈大,填料層的持液量增加而空隙率減小,故泛點氣速愈小。</span>
</p>、<img src=http://img.jdzj.com/UserDocument/2015c/yuhewater/Picture/2016227113327.jpg title="鮑爾環(huán)價格" alt="鮑爾環(huán)價格" />、<p class="MsoNormal" style="text-align:left;background:white;" align="left">
<b><span style="font-family:宋體;color:#00B050;"><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">鮑爾環(huán)填料價格◇聚丙烯鮑爾環(huán)填料廠家◇酸霧凈化塔填料價格◇</span><span></span></span></b>
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<b><span style="font-family:宋體;color:red;"><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇鮑爾環(huán)填料廠家:</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">155 145 66788</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">0371-8999 1315</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇</span><span></span></span></b>
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<b><span style="font-family:宋體;color:#00B050;"><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">廢氣處理鮑爾環(huán)價格◇鮑爾環(huán)◇脫硫塔填料◇鮑爾環(huán)陶瓷填料生產廠家◇</span><span></span></span></b>
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<b><span style="font-family:宋體;color:red;"><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇脫硫塔填料:</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">155 145 66788</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">0371-8999 1315</span><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">◇</span><span></span></span></b>
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<b><span style="font-family:宋體;color:#00B050;"><span style="font-family:SimSun;font-size:24px;color:#CCCCCC;background-color:#64451D;">塑料鮑爾環(huán)填料廠家◇酸霧凈化塔鮑爾環(huán)填料價格◇球形填料鮑爾環(huán)廠家◇</span><span></span></span></b>
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★★★<span style="font-family:SimSun;font-size:18px;">填料的幾何特性填料的★★★幾★★★何特性數(shù)據(jù)主要包括比表面★★★積、空隙率、填料因★★★子★★★等★★★,是評★★★價★★★填料★★★性能的基本參數(shù)★★★。<★★★/span>
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<span style="font-family:SimSun;font-size:18px;">(</span><span style="font-family:SimSun;font-size:18px;">1</span><span style="font-family:SimSun;font-size:18px;">)比表★★★面積單位體積填料的填料表★★★面積★★★稱為比表面積,以<★★★/span><span style="font-family:SimSun;font-size:18px;">a</span><span style="font-family:SimSun;font-size:18px;">表示★★★,其單位為<★★★/span><span style="font-family:SimSun;font-size:18px;">m★★★2/m3</span><span style="font-family:SimSun;font-size:18px;">。填料的比表★★★面積愈大,所提供的氣液傳質面★★★積愈大。因此,★★★比表面積是評價填料性能優(yōu)劣★★★的一★★★個重要指。</span>
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<span style="font-family:SimSun;font-size:18px;">(</span><span style="font-family:SimSun;font-size:18px;">2</span><★★★span style="font-family:SimSun;font-size:18px;">)空隙率單位體積填料★★★中的空隙體積★★★稱為鮑爾環(huán)填料空隙率★★★,以</span><span style="font-family:SimSun;font-size:18px;">e </span><span style="font-family:SimSun;font-size:18px;">表示,★★★其單位為</span><span style="font-family:SimSun;font-size:18px;">m3/★★★m3</span><span style="font-family:SimSun;font-size:18px;">,或以</span><span style="font-family:SimSun;font-size:18px;">%</span><span style="font-family:SimSun;font-size:18px;">表示。填料的空隙★★★率越大,氣體通過★★★的能力越大且壓降低。因★★★此,空★★★隙率是評價填料性能優(yōu)★★★劣的又一重要★★★指。</span>
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<span style="font-family:SimSun;font-size:18px;">(<★★★/span><span style="font-family:SimSun;font-size:18px;">3</span><span style="font-family:SimSun;font-size:18px;">)★★★填料因子填★★★料的比★★★表面積與空隙率三次方的比值,★★★即</span><span style="font-family:SimSun;font-size:18px;">a/e 3</span><★★★span style="font-family:SimSun;font-size:18px;">,稱為填料因子,以</span><span style="font-family:SimSun;font-size:18px;">f★★★</span><span style="font-family:SimSun;font-size:18px;">表示,★★★其單位為</span><span style="font-family:SimSun;font-size:18px;">1/m</span><span style="font-family:SimSun;font-size:18px;">。填料因子分為干填料因子與★★★濕填料★★★因子,填料未被液體潤濕時的★★★<★★★/span><span style="font-family:SimSun;font-size:18px;">a★★★/★★★e3</span><span style="font-family:SimSun;font-size:18px;">稱為干★★★填料因★★★子,它反映填料的★★★幾何特性;填料被液★★★體潤濕后,填料表面覆蓋★★★了一層液膜,</span><span style="font-family:SimSun;font-size:18px;">a★★★</span><span style="font-family:SimSun;font-size:18px;">和</span><span style="font-family:SimSun;font-size:18px;">e★★★ </span><span style="font-family:SimSun;font-size:18px;">均發(fā)★★★生相應的變化,此時的</span><span style="font-family:SimSun;font-size:18px;">a/e 3 <★★★/span><span style="font-family:SimSun;font-size:18px;">稱為★★★濕填料因子,它表示填料的流★★★體力★★★★★★學性能,<★★★/span><span style="font-family:SimSun;font-size:18px;">f</span><span style="font-family:SimSun;font-size:18px;">值越小,表明流動★★★阻力越小。</span>
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<span style="font-family:SimSun;font-size:18px;">2<★★★/span><span style="font-family:SimSun;font-size:18px;">.★★★填料的性能評價★★★</span>
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<span style="font-family:SimSun;font-size:18px;">填料性能★★★的優(yōu)劣通常根★★★據(jù)效率、通量及壓★★★降三要素衡量。在相同的操作★★★條件下,填料的比表面積★★★越大,氣液分布越均勻,表★★★面的潤濕性★★★能越★★★好,★★★則傳質★★★效率越高;填料的★★★空隙率越大,結構越開敞★★★,則通量越大★★★,壓降亦越低。采用★★★★★★模糊數(shù)學方★★★法對九種常用填料的性能進行★★★★★★了評價,得出如表</span><span style="font-family:SimSun;font-size:18px;">3-1</span><span style="font-family:SimSun;font-size:18px;">所示的結★★★論??煽闯?,絲網★★★波紋填料綜合,★★★★★★拉西環(huán)最★★★差。表★★★</span><span style="font-family:SimSun;font-size:18px;">3-19</span><span style="font-family:SimSun;font-size:18px;">種填料綜★★★★★★合性能評價填料名稱<★★★/span> <span style="font-family:SimSun;font-size:18px;">評估值★★★</span> <★★★span style="font-family:SimSun;font-size:18px;">語★★★★★★言值排序絲網波紋填料★★★</span><span style="font-family:SimSun;font-size:18px;">0.86★★★ </span><span style="font-family:SimSun;font-size:18px;">很好孔板波紋填料<★★★/span><span style="font-family:SimSun;font-size:18px;">0.61<★★★/span>
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★★★★★★<span style="font-family:SimSun;font-size:18px;">相當好<★★★/span><span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">金屬</span><span style="font-family:SimSun;font-size:18px;">Intalox0.★★★59 </span><span style="font-family:SimSun;font-size:18px;">相當好</span><span style="font-family:SimSun;font-size:18px;"> 3</span><span style="font-family:SimSun;font-size:18px;">金屬鞍形環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.57 </span><span style="font-family:SimSun;font-size:18px;">相★★★當好</span><★★★span style="font-family:SimSun;font-size:18px;">4</span><span style="font-family:SimSun;font-size:18px;">金屬階梯環(huán)</span><span style="font-family:SimSun;font-size:18px;">0.★★★5★★★3 </span><span style="font-family:SimSun;font-size:18px;">一般★★★好</span><span style="font-family:SimSun;font-size:18px;">5</span><span style="font-family:SimSun;font-size:18px;">金屬鮑爾環(huán)</span><span style="font-family:SimSun;font-size:18px;"> ★★★0.5★★★1 </span><span style="font-family:SimSun;font-size:18px;">一般好</span>
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★★★<p class="MsoNormal">
★★★<span style="font-family:SimSun;font-size:18px;">6</span><span style="font-family:SimSun;font-size:18px;">瓷</span><span style="font-family:SimSun;font-size:18px;">Int★★★alox0.41 </span><span style="font-family:SimSun;font-size:18px;">較好</span><span style="font-family:SimSun;font-size:18px;"> ★★★7</span><span style="font-family:SimSun;font-size:18px;">瓷★★★鞍形環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.38 <★★★/span><span style="font-family:SimSun;font-size:18px;">略好<★★★/span><span style="font-family:SimSun;font-size:18px;">8</span><span style="font-family:SimSun;font-size:18px;">瓷拉西環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.36</span><span style="font-family:SimSun;font-size:18px;">略好</span><span style="font-family:SimSun;font-size:18px;">9★★★</span><span style="font-family:SimSun;font-size:18px;">三、</span><★★★span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">.</span><span style="font-family:SimSun;font-size:18px;">3</span><span style="font-family:SimSun;font-size:18px;">.液泛★★★</span>
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★★★<p class="MsoNormal">
<★★★span style="font-family:SimSun;font-size:18px;">在泛★★★★★★點氣速下,持液量★★★的增多使液★★★相由分散相變?yōu)檫B續(xù)相,而氣相★★★則由連續(xù)相變?yōu)榉稚⑾?,此★★★★★★時氣★★★體呈氣泡形式通過液層,氣★★★★★★流出現(xiàn)脈動,液體★★★被大量帶出★★★塔頂,塔的操作極不穩(wěn)定,★★★★★★甚至會被破壞,此種情★★★況稱為淹塔或液泛。影響液泛的★★★因素很多,如★★★填料的特性★★★、流體的★★★物性及操作的液氣★★★比等。</span>
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<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">填料特性的影★★★響集中體現(xiàn)在填料因子?!铩铩锾盍稀铩铩镆蜃?lt;/span><span style="font-family:SimSun;font-size:18px;">F</span><★★★span style="font-family:SimSun;font-size:18px;">值越小,越不易發(fā)生液★★★泛現(xiàn)象。</span>
★★★</p>
★★★★★★<p class="MsoNormal">
★★★★★★★★★<span style="font-family:SimSun;font-size:18px;">流體物性的影響體現(xiàn)在★★★氣體密度</span><span style="font-family:SimSun;font-size:18px;">rV</span><span style="font-family:SimSun;font-size:18px;">、液★★★體的密度</span><★★★span style="font-family:SimSun;font-size:18px;">rL</span><span style="font-family:SimSun;font-size:18px;">和粘度</span><span style="font-family:SimSun;font-size:18px;">mL</span><span style="font-family:SimSun;font-size:18px;">。氣體密★★★★★★度越小,液體★★★的密度越大、粘★★★度越小,則泛★★★點氣速越大?!铩铩铩铩铩?lt;/span>
<★★★/p>
<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">操作的液氣★★★比愈大,則在一★★★定氣速下液體噴淋量愈大,填★★★料層的持液量增加而空隙率減★★★小,故泛點氣速愈小。</span>
</p>、安國鮑爾環(huán)填料安國鮑爾環(huán)填料價格、安國鮑爾環(huán)填料廠家<br />、<FONT face=宋體>鮑爾環(huán)填料是一種新型填料,是針對拉西環(huán)的一些主要缺點加以改進而出現(xiàn)的,是在鮑爾環(huán)填料銷售普通拉西環(huán)的壁開八層長方形小窗,小窗葉片在環(huán)中心相搭[網址列表]鮑爾環(huán)填料供應,下面層窗位置相互交搭而成。它與拉西環(huán)填料的主要區(qū)別是在于在側壁開有長方形窗孔,窗孔的窗葉彎入環(huán)心,由鮑爾環(huán)填料于環(huán)壁開孔使得氣、液體的分布性能較拉西環(huán)得到較大的改善,尤其是環(huán)的內表面積能夠得以充分[網址列表]鮑爾環(huán)填料生產廠家利用。</FONT><br />、安國鮑爾環(huán)填料價格、<P><FONT face=宋體>鮑爾環(huán)產品材質:鮑爾環(huán)填料材質有聚丙烯、不銹鋼與陶瓷三種。適用范圍:適用于二碳脫氣塔、臭氧接觸反應塔等作為接觸填料及其它反應塔。訂貨須知:訂貨需明確所需填料的 規(guī)格、種類、數(shù)量或立方數(shù)等。</FONT></P><br />、<FONT face=宋體>不銹鋼鮑爾環(huán)填料是采用金屬薄板沖制而成,在環(huán)壁開出了兩排帶有內伸舌葉的窗孔。每排窗孔有五個舌葉,每個舌葉彎向環(huán)內,指向環(huán)心,在中心處幾乎相塔,下兩層窗孔的位置相互錯開,一般開孔的總面積約為整個環(huán)壁面積的35%左右,使得塔內的氣體和液體能夠從窗口通過,目前鮑爾環(huán)填料仍是被采用的主要環(huán)形填料之一。</FONT><br />、安國鮑爾環(huán)填料廠家、<FONT face=宋體>一般在同樣的壓降下,鮑爾環(huán)填料的處理能力較拉西環(huán)增加50%以在同樣的處理量下,鮑爾環(huán)填料的壓降僅為拉西環(huán)的一半。各種介質中的使用溫度為60-250攝氏度,塑料鮑爾環(huán)廣泛用于石油、化工、氯堿、煤氣、環(huán)保等行業(yè)的填料塔中。產品特性:塑料鮑爾環(huán)具有壓降低、通量大、效率高等特點。應用范圍:塑料鮑爾環(huán)適用于各種分離、吸收、脫吸裝置、常減壓裝置、合成氨脫碳、脫硫系統(tǒng)、分離、異辛烷/分離等<BR></FONT><br />