Characterization of Turbulent Properties in the EPA Baffled Flask for Dispersion Effectiveness Testing [0.03%]
EPA折流瓶在分散效果测试中湍流特性的表征
Lin Zhao,Bing Wang,Piero M Armenante et al.
Lin Zhao et al.
The baffled flask test (BFT) has been proposed by United States Environmental Protection Agency to be adopted as the official standard protocol for testing dispersant effectiveness. The mixing energy in the baffled flask is investigated in ...
Numerical Model for Decontamination of Organic Contaminants in Polyethylene Drinking Water Pipes in Premise Plumbing by Flushing [0.03%]
冲洗除污染在聚乙烯给水管道中的前体有机污染物的数值模型研究
Levi M Haupert,Matthew L Magnuson
Levi M Haupert
Polymeric materials such as polyethylene are used extensively for indoor drinking water applications. These materials are subject to permeation by organic compounds such as those found in petroleum products and industrial chemicals, which c...
Signal Decomposition of Conductivity Sensor Measurements on the Allegheny River, Pennsylvania [0.03%]
宾夕法尼亚州阿勒格尼河导电性传感器信号分解
Kathleen J Brown,Gary A Norris,Kasey D Kovalcik et al.
Kathleen J Brown et al.
Surface water conductivity measurements were used to evaluate the combined contribution of anions in western Pennsylvania from brines discharged by sources such as oil and gas wastewater treatment, coal-fired power plants, and coal mining a...
Reflection on Molecular Approaches Influencing State-of-the-Art Bioremediation Design: Culturing to Microbial Community Fingerprinting to Omics [0.03%]
分子方法促进环境生物修复的思考：从培养到微生物群落指印再到组学
Lauren M Czaplicki,Claudia K Gunsch
Lauren M Czaplicki
Bioremediation is generally viewed as a cost effective and sustainable technology because it relies on microbes to transform pollutants into benign compounds. Advances in molecular biological analyses allow unprecedented microbial detection...
Comparison of Hollow-Fiber Ultrafilters with Pleated Capsule Filters for Surface and Tap Water Samples Using U.S. EPA Method 1623 [0.03%]
基于US-EPA方法1623采用中空纤维超滤膜和折叠式胶囊滤膜过滤地表水和管网水的对比研究
Gina H Kimble,James E Amburgey,Vincent R Hill
Gina H Kimble
The EPA method 1623 is designed specifically for the detection of Cryptosporidium and Giardia, but the method has some issues with low and variable recoveries. Ultrafiltration has been used effectively for microorganism recovery from water ...
Coliform Sources and Mechanisms for Regrowth in Household Drinking Water in Limpopo, South Africa [0.03%]
南非林波波省家庭饮用水中总大肠菌群的来源及再生机制
Jonathan E Mellor,James A Smith,Amidou Samie et al.
Jonathan E Mellor et al.
Resource-limited communities throughout the developing world face significant environmental health problems related to the myriad of coliform sources within those communities. This study comprehensively investigated contamination sources an...
Evaluating the Mobility of Arsenic in Synthetic Iron-containing Solids Using a Modified Sequential Extraction Method [0.03%]
采用改进的顺序提取法评价含铁合成固体中砷的迁移性
Jilei Shan,A Eduardo Sáez,Wendell P Ela
Jilei Shan
Many water treatment technologies for arsenic removal that are used today produce arsenic-bearing residuals which are disposed in non-hazardous landfills. Previous works have established that many of these residuals will release arsenic to ...
Cindy S Kao,James R Hunt
Cindy S Kao
Horizontal infiltration experiments were performed to validate a plug flow model that minimizes the number of parameters that must be measured. Water and silicone oil at three different viscosities were infiltrated into glass beads, desert ...
Gregory E Seely,Ronald W Falta,James R Hunt
Gregory E Seely
In unsaturated soil, methane and volatile organic compounds can significantly alter the density of soil gas and induce buoyant gas flow. A series of laboratory experiments was conducted in a two-dimensional, homogeneous sand pack with gas p...
Reconstructing Contaminant Deposition in a San Francisco Bay Marina, California [0.03%]
重建加利福尼亚旧金山湾一处游艇码头的污染物分布状况
Adam H Love,Bradley K Esser,James R Hunt
Adam H Love
Two sediment cores were collected from a marina in the San Francisco Bay to characterize historical sediment contamination resulting from the direct discharge of industrial wastewater from Naval Air Station Alameda. Depth profiles of trace ...