Results 21 to 25 of about 912 (25)

水解酸化-SBR-微滤处理造纸中段废水试验研究

open access: yesGongye shui chuli, 2014
采用“水解酸化+SBR+微滤”工艺处理制浆造纸中段废水。试验结果表明,在原废水CODCr为1 100~1 500 mg/L、pH为6.8~7.2,水解工艺水温为 25~30 ℃、HRT为6 h、碳氮比为60:1,SBR工艺反应时间为8 h、温度为34~38 ℃的条件下,组合工艺对废水CODCr、氨氮、总磷、SS和TOC的平均去除率分别为91.8%、93.8%、94.7%、100%和91.4%,出水水质达到《制浆造纸工业水污染物排放标准》(GB 3544—2008)的要求。微滤膜置于生化反应后 ...
李贞玉, 阮望, 李长海, 刘学文
doaj   +2 more sources

利用真菌微藻球深度净化污水的研究进展

open access: yesGongye shui chuli, 2017
利用真菌与微藻细胞共培养形成较大球解决污水深度净化、微藻细胞采收、资源回收利用问题,打破常规污水治理单纯除去氮磷后造成资源浪费或二次污染的现状。从现有微藻细胞采收方法、影响真菌造球的因素、影响真菌微藻球的形成条件以及真菌微藻球对污水深度净化等几方面进行了分析,结果表明,真菌微藻球生物方法具有深度净化污水的优势,高效低成本,资源可持续利用。
骆灵喜, 薛丹, 李彬辉, 刘晓娇
doaj   +2 more sources

MBR膜污染的机理及其影响因素研究进展

open access: yesGongye shui chuli, 2017
简述了膜污染机理,从污泥混合液性质、微生物群落、膜的性质、操作条件、进水水质等方面阐述了膜污染影响因素,并介绍了膜的清洗方法。今后应在膜污染机理、膜材料的选择及操作条件、膜组件的优化等方面作进一步研究。
唐朝春   +4 more
doaj   +2 more sources

海水淡化反渗透膜生物污堵防控及早期监测防控研究进展

open access: yesGongye shui chuli
海水淡化是生产清洁水的重要手段,反渗透(RO)是目前海水淡化系统中应用最广泛的技术之一。然而,随着RO系统的运行,RO膜表面或内部会发生有机物、无机物、微生物等污染现象,从而导致膜通量和截留率降低,影响膜性能和减少使用周期,大大增加了工程的运行成本,其中生物污染是引起膜功能下降的首要原因。综述了海水淡化RO膜的几种污染形式,对近年来国内外RO膜生物污染早期监测和防控方面的研究及分析成果进行了总结,阐述了微生物污染的形式、发生膜生物污染的原因及相关早期监测方法。有针对性地提出了解决方案 ...
刘军   +6 more
doaj   +2 more sources

Ni2+诱导好氧颗粒污泥形成及处理高盐废水脱氮除磷研究

open access: yesGongye shui chuli
南疆地区的土壤表层含盐量大,漫灌用水引起盐分溶解,污染地表水,研究降解高盐废水脱氮除磷的技术尤为重要。在高径比(RH/D)为7.5的序批式间歇反应器(SBR)内接种活性污泥,以合成废水(含0.25 mg/L Ni2+)为进水,分析污泥颗粒化过程中的污泥形态、污染物去除性能、微生物群落的变化,以及盐度胁迫下颗粒污泥去除高盐废水中污染物的能力。结果表明,成熟的颗粒污泥呈黄色多元状,平均粒径为357 μm,对废水中COD、TP和NH4+-N的平均去除率分别为95%、91.27%和94.5%,优势菌属为动胶菌属(
肖飞, 王世民, 贾壮壮, 赵峰德
doaj   +2 more sources

Home - About - Disclaimer - Privacy

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47

Deprecated: Function utf8_encode() is deprecated in /var/www/openaccess.click/meta_xml.php on line 47