backflush

An analysis of biomarkers in crude oil by backflush cutting and microfluidic chromatography

原油生物标志物反吹切割微流控色谱分析

The permeation characteristics of hollow fiber membrane model in backflush mode

中空纤维膜组件反冲操作的渗透特性

For the membrane the resistance caused of membrane structure itself account for 57.9%, adsorption resistance played a minor role, accounting for 26.8%. After backflush, pure water flux of modified PES membrane can be restored to 154.9%.

膜阻力主要集中在膜本身阻力，最高可达57.9%，吸附阻力起了次要的作用，占总阻力的26.8%。经清洗后膜的纯水通量可以恢复到154.9%。

After backflush, pure water flux of modified PES membrane can be restored to 78.2%.

经清洗后膜的纯水通量可以恢复到78.2%。

Microfiltration membrane bioreactor with stirred backflush operation was designed for biotransformation using intact cells.

设计了用于游离细胞生物转化的反冲式膜反应器，反应器内增加搅拌装置以减轻细胞对膜的堵塞。

Backwashingable filter can blow down at any moment and backflush the filter without pumping off, which improves the application effect, reduces the cost and elongate the working life.

可反清洗过滤器在不停泵的情况下随时排污和对过滤层进行反清洗作业，提高了使用效果，降低了使用成本，延长了使用寿命。

Development and Application of New Type of Automatic Backflush Filter

新型自动反冲洗过滤机的开发与应用

Hydrocarbon Group-Type Compositional Analysis of Four Crude Oils by Column-Backflush Technique with Chemically Bonded Stationary Phase High Performance Liquid Chromatography

化学键合相高效液相色谱联合反冲技术分析原油的烃族组成

The law of membrane flux attenuation is studied, and corresponding measures reducing the fouling are tried, such as no-effluent aeration, air and water backflush, chemical cleaning;

研究了膜通量衰减规律，并尝试了空曝、反冲、化学清洗等不同的膜污染防治措施；

Optimization of backflush interval for ultrafiltration in an experimental membrane bioreactor a brief discussion of cycle

膜生物反应器中膜的最佳反冲洗周期

The pressure distribution and the flux factor of the hollow fiber membrane reactor are deduced as functions of a dimensionless number λ by a theoretical analysis of its operation modes of Ultrafiltration ( UF), Recycling ( RC) and Backflush ( BF).

通过对超滤、循环和反冲操作的中空纤维膜反应器流体力学状况的分析，推导出反应器内压力分布、通量因子与阻力因子λ的关系。

A new method was developed for the simultaneous determination of20 organophosphorus and organochlorine pesticides in greasy wool by GC/ MS system using a three-way splitter and backflush.

建立了同时测定含脂羊毛中20种有机氯和有机磷类杀虫剂残留的气相色谱-柱后分流-反吹检测方法。

Hollow Fiber Reactor in Backflush Mode for Penicillin Hydrolysis

用于青霉素裂解的反冲式中空纤维膜反应器

The optimum technological parameters were: gas/ water ratio 2 ∶ 1, hydraulic retention time 12 h, and optimum backflush interval is 5~ 6 days.

最优滤池运行参数为气水比2∶1，水力停留时间12h，反冲洗周期5-6d；