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鹽津鮑爾環(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(píng)價(jià)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(zhì)面積愈大。因此,比表面積是評(píng)價(jià)填料性能優(yōu)劣的一個(gè)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(píng)價(jià)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(rùn)濕時(shí)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(rùn)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(yīng)的變化,此時(shí)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(xué)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(dòng)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(píng)價(jià)</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(rùn)濕性能越好,則傳質(zhì)效率越高;填料的空隙率越大,結(jié)構(gòu)越開敞,則通量越大,壓降亦越低。采用模糊數(shù)學(xué)方法對(duì)九種常用填料的性能進(jìn)行了評(píng)價(jià),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(jié)論??煽闯?,絲網(wǎng)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(píng)價(jià)填料名稱</span> <span style="font-family:SimSun;font-size:18px;">評(píng)估值</span> <span style="font-family:SimSun;font-size:18px;">語言值排序絲網(wǎng)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(dāng)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(dāng)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(dāng)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鮑爾環(huán)填料銷售</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(diǎn)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啵藭r(shí)氣體呈氣泡形式通過液層,氣流出現(xiàn)脈動(dòng),液體被大量帶出塔頂,塔的操作極不穩(wěn)定,甚至?xí)黄茐?,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(diǎn)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(diǎn)氣速愈小。</span>
</p>、<img src=http://img.jdzj.com/UserDocument/2015c/yuhewater/Picture/2016227114426.jpg title="鮑爾環(huán)填料廠家" alt="鮑爾環(huán)填料廠家" />、<p class="MsoNormal" style="text-align:left;background:white;" align="left">
<b><span style="font-family:宋體;color:#CCCCCC;font-size:24px;background-color:#337FE5;">pp</span></b><b><span style="font-family:宋體;color:#00B050;"><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">鮑爾環(huán)填料生產(chǎn)廠家◇金屬鮑爾環(huán)填料廠家◇廢氣處理鮑爾環(huán)填料價(jià)格◇</span><span></span></span></b>
</p>
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<b><span style="font-family:宋體;color:red;"><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇廢氣塔填料鮑爾環(huán)填料:</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">155 145 66788</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">0371-8999 1315</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇</span><span></span></span></b>
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<b><span style="font-family:宋體;color:#00B050;"><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">廢氣塔鮑爾環(huán)生產(chǎn)廠家◇油水分離鮑爾環(huán)價(jià)格◇廢氣處理鮑爾環(huán)◇</span><span></span></span></b>
</p>
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<b><span style="font-family:宋體;color:red;"><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇鮑爾環(huán)填料廠家:</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">155 145 66788</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">0371-8999 1315</span><span style="font-size:24px;color:#CCCCCC;background-color:#337FE5;">◇</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(píng)價(jià)填料性能的基本參§§§§數(shù)?!臁臁臁?lt;/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(zhì)面積愈大。因此§§§§§§§§,比表面積§§§§是評(píng)價(jià)填料性能優(yōu)劣的§§§§一§§§§§§§§個(gè)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;">m§§§§3/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(píng)價(jià)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(rùn)濕時(shí)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(rùn)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(yīng)的變化,§§§§此時(shí)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(xué)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(dòng)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(píng)價(jià)</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(rùn)濕性能越好§§§§,則傳質(zhì)效率越高;填料的§§§§空隙率越大,結(jié)構(gòu)越§§§§開敞,則通量越大,壓降亦越§§§§低。采用模糊數(shù)學(xué)方法對(duì)§§§§九§§§§種常用§§§§填鹽津鮑爾環(huán)填料供應(yīng)料的性能進(jìn)行了評(píng)價(jià),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(jié)論??伞臁臁臁炜闯?,絲網(wǎng)波紋§§§§填料綜合,拉西環(huán)最差§§§§?!臁臁臁毂?lt;/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(píng)價(jià)填料§§§§名稱</span> <span style="font-family:SimSun;font-size:18px;">評(píng)估§§§§值</span> <span style="font-family:SimSun;font-size:18px;">語言值排序絲網(wǎng)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(dāng)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;">Int§§§§a§§§§lox0.59 </span><span style="font-family:SimSun;font-size:18px;">相當(dāng)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;"> 0.5§§§§7 </span><§§§§span style="font-family:SimSun;font-size:18px;">相當(dāng)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鹽津鮑爾環(huán)填料.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(diǎn)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ⅰ臁臁臁煜啵藭r(shí)氣體呈氣泡形§§§§式通過液層,§§§§氣流出現(xiàn)脈動(dòng),液體被大量帶出§§§§塔頂§§§§,塔的操作§§§§極不§§§§穩(wěn)定,甚至?xí)臁臁臁毂黄啤臁臁臁靿?,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;">m§§§§L</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(diǎn)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(diǎn)氣速愈小§§§§。<§§§§/span>
§§§§</p>、鹽津鮑爾環(huán)填料鹽津鮑爾環(huán)填料價(jià)格、鹽津鮑爾環(huán)填料廠家<br />、<FONT face=宋體>環(huán)保填料水處理填料系列:環(huán)保水處理填料、斜板填料、斜管填料、組合填料、立體彈性填料、懸浮球填料、半軟性填料、軟[網(wǎng)址列表]鮑爾環(huán)填[網(wǎng)址列表]鮑爾環(huán)填料多少錢一方料價(jià)格性填料、多面空心球、纖維球、鮑爾環(huán)填料、階梯環(huán)填料、花環(huán)填料、[網(wǎng)址列表]鮑爾環(huán)填料多少錢一方陶瓷鮑爾環(huán)填料、橄欖球填料、液面覆蓋豫和鮑爾環(huán)填料球等。</FONT><br />、鹽津鮑爾環(huán)填料價(jià)格、<FONT face=宋體>塑料鮑爾環(huán)填料是一種高徑相等的開孔環(huán)型填料,它是在拉西環(huán)填料的基礎(chǔ),在環(huán)壁開出帶有窗孔,下兩層窗孔的位置相反錯(cuò)開,一般開孔面積約占環(huán)壁總面積的30%左右。在未增加填料表面積的情況下,卻大大改善了填料層內(nèi)氣液兩相的流動(dòng)情況,提高了填料的流體力學(xué)與傳質(zhì)性能。其形狀結(jié)構(gòu)可分為內(nèi)筋為米子型,稱為塑料鮑爾環(huán)(米)內(nèi)筋為井字形,稱為塑料鮑爾環(huán)(井)。</FONT><br />、<FONT face=宋體>鮑爾環(huán)填料材質(zhì)有聚丙烯、不銹鋼與陶瓷三種。產(chǎn)品特點(diǎn):具有散熱性能高,阻力小,布水、布?xì)庑阅芎?,易長(zhǎng)膜,又有切割氣泡作用。適用范圍:適用于二碳脫氣塔、臭氧接觸反應(yīng)塔等作為接觸填料及其它反應(yīng)塔。產(chǎn)品規(guī)格:?jiǎn)卧睆溅?50mm,間距有80mm、100mm兩種規(guī)格。中心繩有塑料繩及纖維繩兩種。</FONT><br />、鹽津鮑爾環(huán)填料廠家、<FONT face=宋體>鮑爾環(huán)填料具有通量大、阻力小、分離效率高及操作彈性大等優(yōu)點(diǎn),在相同的降壓下,處理量可較拉西環(huán)大50%以。在同樣處理量時(shí),降壓可降低一半,傳質(zhì)效率可提高20%左右。與拉西環(huán)比較,這種填料具有生產(chǎn)能力大、阻力強(qiáng)、操作彈性大等特點(diǎn),在一般情況下同樣壓降時(shí)處理可比拉西環(huán)大50%-100%,同樣處理時(shí)壓降拉西環(huán)小50%-70%,塔高也有降壓,采用鮑爾環(huán)可以比拉西環(huán)節(jié)約20%-40%填料容積。</FONT><br />