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代縣鮑爾環(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>
</p>
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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(guò)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(kāi)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(yǔ)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>
</p>
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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</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?,此時(shí)氣體呈氣泡形式通過(guò)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<鮑爾環(huán)生產(chǎn)廠家/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/2016227113327.jpg title="鮑爾環(huán)價(jià)格" alt="鮑爾環(huán)價(jià)格" />、<p class="MsoNormal" style="text-align:left;background:white;" align="left">
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</p>
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<b><span style="font-family:宋體;color:#00B050;"><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">球形鮑爾環(huán)填料生產(chǎn)廠家◇鮑爾環(huán)不銹鋼填料價(jià)格◇酸霧凈化塔鮑爾環(huán)填料生產(chǎn)廠家◇</span><span></span></span></b>
</p>
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<b><span style="font-family:宋體;color:red;"><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇除塵凈化鮑爾環(huán):</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">155 145 66788</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">0371-8999 1315</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇</span><span></span></span></b>
</p>
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<b><span style="font-family:宋體;color:#00B050;"><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">陶瓷鮑爾環(huán)◇金屬鮑爾環(huán)生產(chǎn)廠家◇鮑爾環(huán)填料◇</span><span></span></span></b>
</p>
<p class="MsoNormal" style="text-align:left;background:white;" align="left">
<b><span style="font-family:宋體;color:red;"><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇鮑爾環(huán)填料廠家:</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">155 145 66788</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">0371-8999 1315</span><span style="font-size:24px;font-family:SimSun;color:#CCCCCC;background-color:#E56600;">◇</span><span></span></span></b>
</p>、<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">填料ちち的幾何特性ちち填料的幾ちち何特性數(shù)據(jù)ちち主要ちち包括比表面積ちち、ちち空隙率、填料因子等,是ちち評(píng)價(jià)填料性能的ちち基本參ちち數(shù)。</span>
<ちち/p>
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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ちち面積稱ちち為比表面積,以</span><span style="font-family:SimSun;font-size:18px;">a<ちち/span><span style="font-family:SimSun;font-size:18px;">表示,其單位ちち為</span><span style="font-family:SimSun;font-size:18px;">m2/m3</span><span style="font-family:SimSun;font-size:18px;">。填料的比表ちち面積愈大,所提ちち供的ちち氣液傳質(zhì)面積愈大。因ちち此,比ちち表面積是評(píng)價(jià)填料性能優(yōu)劣的ちち一個(gè)重要指。</span>
ちち</p>
ちち<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">(<ちち/span><span style="font-family:SimSun;font-size:18px;">2</span><span style="font-family:SimSun;font-size:18px;">)空隙率ちち單位體積填料ちち中的空隙體積稱為空隙率,ちち以</span><span style="font-family:SimSun;font-size:18px;">e ちち</span><span style="font-family:SimSun;font-size:18px;">表示,ちち其單位為</span><span style="font-family:SimSun;font-size:18px;">m3/m3</span><span style="font-family:SimSun;font-size:18px;">,或ちち以<ちち/span><span style="font-family:SimSun;font-size:18px;">%ちち</span><span style="font-family:SimSun;font-size:18px;">表示。填料的空隙ちち率越大,氣體通過(guò)ちち的能力ちち越大ちち且壓降低。因此,空隙ちち率是評(píng)價(jià)填料性能優(yōu)劣的又ちち一ちち重要指。</span>
</p>
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<ちちspan style="font-family:SimSun;font-size:18px;">(ちち</span><span style="font-family:SimSun;font-size:18px;">3</span><span style="font-family:SimSun;font-size:18px;">)填ちち料因子填料ちち的比表面積ちち與空隙率三次ちちちちちち方的比值,即</span><span style="font-family:SimSun;font-size:18px;">a/e 3</span><span style="font-family:SimSun;font-size:18px;">,稱為填料ちちちち因子,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<ちち/span><span style="font-family:SimSun;font-size:18px;">1/ちちm</span><span style="font-family:SimSun;font-size:18px;">。填料因ちち子分為干填料因子與濕填料因ちち子,填料未被液體潤(rùn)ちち濕時(shí)的</span><span style="font-family:SimSun;font-size:18px;">a/eちちちち3</span><span style="font-family:SimSun;font-size:18px;">稱為干填料因ちちちち子,它反映填料的幾何特ちち性;填料被液體潤(rùn)ちち濕后,填料表面覆ちち蓋了一層液膜,</span><span style="font-family:SimSun;font-size:18px;">a</span><span style="font-family:SimSun;font-size:18px;">和<ちち/span><span style="font-family:SimSun;font-size:18px;">eちち </span><span style="font-family:SimSun;font-size:18px;">均發(fā)生相ちち應(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;">稱為濕填料ちち因ちち子,它表示填料的流體力學(xué)ちち性能,<ちち/span><ちちspan style="font-family:SimSun;font-size:18px;">f</span><span style="font-family:SimSun;font-size:18px;">值ちち越ちち小,表明流動(dòng)阻力越小。<ちち/span>
</p>
ちち<p class="MsoNormal">
ちち<span style="font-family:SimSun;font-size:18px;">2</span><ちちspan style="font-family:SimSun;font-size:18px;">.填料的性ちち能評(píng)價(jià)</span>
</p>
<ちちp class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">填料性能的優(yōu)劣通常ちち根據(jù)效率、通量及壓降三要ちち素衡量。在相同的操作條件下ちち,填料的比表面積越大,ちち氣液分布越ちち均勻,表面的潤(rùn)ちち濕性能越好,則傳ちちちちちち質(zhì)效率ちち越高;填料的空隙率越大,結(jié)ちち構(gòu)越開(kāi)敞,則通量越大,壓降ちちちちちち亦越低。采ちち用模糊數(shù)學(xué)方法對(duì)ちち九種常用填料的ちち性能進(jìn)行了評(píng)價(jià)ちち,得出如表</span><ちちspan style="font-family:SimSun;font-size:18px;">3-ちち1</span><ちちspan style="font-family:SimSun;font-size:18px;">所示的結(jié)論??煽闯觯z網(wǎng)ちち波紋填料ちちちち綜合,拉西環(huán)最差。表<ちち/span><span style="font-family:SimSun;font-size:18px;">3-19<ちち/span><span style="font-family:SimSun;font-size:18px;">種填料綜合性能評(píng)價(jià)填ちち料名稱</span> <span style="font-family:SimSun;font-size:18px;">評(píng)估值</span> <span style="font-family:SimSun;font-size:18px;">語(yǔ)言值排序絲網(wǎng)ちち波紋填料</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><ちちspan style="font-family:SimSun;font-size:18px;">0.6ちち1</span>
</p>
<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">相當(dāng)好</span><span style="font-family:SimSun;font-size:18px;">2ちち<ちち/span><span style="font-family:SimSun;font-size:18px;">金ちち屬<ちち/span><span style="font-family:SimSun;font-size:18px;">Inちちtalox0.59 <ちち/span><span style="font-family:SimSun;font-size:18px;">相當(dāng)好</span><span style="font-family:SimSun;font-size:18px;"> 3ちち</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)ちち好</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ちち.53 ちち<ちち/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;">金ちち屬鮑爾環(huán)ちち</span><span style="font-family:SimSun;font-size:18px;"> 0.51 </span><span style="font-family:SimSun;font-size:18px;">一般好</span>
</p>
<ちちp class="MsoNormal">
ちち<span style="font-family:SimSun;font-size:18px;">6<ちち/span><span style="font-family:SimSun;font-size:18px;">瓷</span><span style="font-family:SimSun;font-size:18px;">Intalox0ちち.ちち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><ちちspan style="font-family:SimSun;font-size:18px;">略好<ちち/span><ちちspan style="font-family:SimSun;font-size:18px;">8<ちち/span><ちちspan style="font-family:SimSun;font-size:18px;">瓷拉西環(huán)</span><span style="font-family:SimSun;font-size:18px;"> 0.3ちち6</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><ちちspan style="font-family:SimSun;font-size:18px;">2<ちち/span><span style="font-family:SimSun;font-size:18px;">.</span><span style="font-family:SimSun;font-size:18px;">3ちち</span><span style="font-family:SimSun;font-size:18px;">.液泛ちち</span>
</p>
<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">在泛點(diǎn)氣速下,ちち持液量的增ちちちち多使液相由分散相變?yōu)椁沥沥沥吝B續(xù)相,而氣ちち相則由連續(xù)相變?yōu)榉稚⑾啶沥粒藭r(shí)ちち氣體呈氣泡形式通ちち過(guò)ちち液層,氣流出ちち現(xiàn)脈動(dòng),ちち液體被大量帶ちち出塔頂,塔的操ちち作極不穩(wěn)定ちち,甚ちち至?xí)黄茐?,此種情況稱為淹ちち塔或液泛。影響液泛的因素ちち很多,如填料的特性、ちち流體的物性及操作的液氣比等ちち。ちち</span>
ちち<ちち/p>
<p class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">填料特ちち性的影響ちち集中體現(xiàn)在填料因ちち子。填料因子ちち<ちち/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)生ちち液泛現(xiàn)象。</span>
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<ちちp class="MsoNormal">
ちち<span style="font-family:SimSun;font-size:18px;">流體ちち物性的影響體現(xiàn)在氣體密ちち度</span><span style="font-family:SimSun;font-size:18px;">rV<ちち/span><span style="font-family:SimSun;font-size:18px;">、ちち液體的密度</span><span style="font-family:SimSun;font-size:18px;">rちちL</span><span style="font-family:SimSun;font-size:18px;">和粘度<ちち/span><span style="font-family:SimSun;font-size:18px;">mL</span><span style="font-family:SimSun;font-size:18px;">。ちち氣體密度越小,ちち液體的密ちちちち度ちちちち越大、粘度越小,則泛ちち點(diǎn)氣速越大。</span>
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<ちちp class="MsoNormal">
<span style="font-family:SimSun;font-size:18px;">操作ちち的液氣比愈大,則ちち在一定氣速下液體噴淋量ちち愈大,填料層ちち的持液量增加而空隙率減小,故ちち泛點(diǎn)氣速愈小。<ちち/span>
</p>、代縣鮑爾環(huán)填料代縣鮑爾環(huán)填料價(jià)格、代縣鮑爾環(huán)填料廠家<br />、<FONT face=宋體><BR>鮑爾環(huán)是在拉西環(huán)的壁開(kāi)一兩[網(wǎng)址列表]鮑爾環(huán)填料價(jià)格層窗口而成,下兩層窗孔錯(cuò)開(kāi)排列。開(kāi)孔切開(kāi)的窗葉片一邊與環(huán)壁母體相連,另一邊彎向環(huán)內(nèi),在環(huán)中心幾乎對(duì)接,下兩層鮑爾環(huán)填料葉片的彎曲方向相反。由于開(kāi)鮑爾環(huán)生產(chǎn)廠家孔,溝通了環(huán)內(nèi)外表面和空間,使得液體鮑爾環(huán)生產(chǎn)廠家和氣體均勻分布,因此,阻力、通量和傳質(zhì)效率均比拉西環(huán)顯著改善。</FONT><br />、代縣鮑爾環(huán)填料價(jià)格、<FONT face=宋體><BR>鮑爾環(huán)是在拉西環(huán)的壁開(kāi)一兩層窗口而成,下兩層窗孔錯(cuò)開(kāi)排列。開(kāi)孔切開(kāi)的窗葉片一邊與環(huán)壁母體相連,另一邊彎向環(huán)內(nèi),在環(huán)中心幾乎對(duì)接,下兩層葉片的彎曲方向相反。由于開(kāi)孔,溝通了環(huán)內(nèi)外表面和空間,使得液體和氣體均勻分布,因此,阻力、通量和傳質(zhì)效率均比拉西環(huán)顯著改善。</FONT><br />、<FONT face=宋體>由于鮑爾環(huán)填料在環(huán)壁開(kāi)了許多窗孔,使得填料塔內(nèi)的氣體和液體能夠從窗孔通過(guò),所以填料層內(nèi)的氣體和液體分布情況較之拉西環(huán)有較大的改善,尤其是填料環(huán)內(nèi)表面容易被液體濕潤(rùn),使得內(nèi)表面得以充分利用。因此同種材質(zhì)、同樣規(guī)格的鮑爾環(huán)填料較之拉西環(huán)填料相比不但具有較大的通過(guò)能力和較低的壓降,而且使塔的分離效率有所提高、操作彈性也有所增大。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。</FONT><br />、代縣鮑爾環(huán)填料廠家、<FONT face=宋體>鮑爾環(huán):1. 氣速高、葉片多、阻力小。2. 比表面積大,可以充分解決氣液交換。3. 該產(chǎn)品具有生產(chǎn)能力大、阻力小、操作彈性大等特點(diǎn)。4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。<BR></FONT><br />