Butterworth heinemann handbook of water and wastewater treatment technologies

... quality of the final water, which in the case of drinking water AN OVERVIEW OF WATER AND WASTEWATER TREATMENT 3 is established based upon legal criteria (e.g., the Safe Drinking Water ... available, but those that will meet local and national quality standards. The primary goals of a water treatment plant 8 WATER AND WASTEWATER TREATMENT TECHNOLOGIE...

Ngày tải lên: 16/03/2014, 18:11

... maintenance of clean water for survival of fish, bathing, and recreation; and (4) generally conser- vation of water quality for future use. The purpose of water supply systems and wastewater treatment ... drinking water that is free of disease organisms and toxic substances. In addition, the purpose of wastewater treatment has been to protect the health and...

Ngày tải lên: 01/04/2014, 11:46

... Protecting Water and Wastewater Systems 103 Randy G. Fischer 7 Spatial Distributed Risk Assessment for Urban Water Infrastructure 119 Michael Möderl and W. Rauch 8 US Water and Wastewater Critical ... 419 Hailiang Shen and Edward McBean 22 Water/ Wastewater Infrastructure Security: A Multilayered Security Approach 435 Laurie J. Van Leuven 23 Vulnerability of Water an...

Ngày tải lên: 01/04/2014, 11:46

... CITED 1. “ Data Quality,” Section 1030 in Standard Methods for the Examination of Water and Wastewater, 20th ed., Clesceri, Lenore, S., Arnold E. Greenberg, Andrew D. Eaton, and Mary Ann H. Franson, Eds., ... (1998). 9. Clesceri, Lenore, S., Arnold E. Greenberg, Andrew D. Eaton, and Mary Ann H. Franson, Eds., Standard Methods for the Examination of Water and Wastewater, 20th...

Ngày tải lên: 23/07/2013, 20:57

... in winter and early spring, and viral infections in the mother during the second and third trimesters of gestation. A strong association between hypofrontality and negative symptoms of schizophrenia, ... areas like temporal and caudate, hyperfrontality was induced. Negative symptoms showed linkage to hypofrontality in both groups before and after treatment, and both posi...

Ngày tải lên: 02/11/2012, 11:12

... between predictions of fractal model and experiments of Yamada et al. (1978). FIGURE 4.34 Comparison among predictions of the fractal model, the GW model, and experiments of Bhushan and Dugger (1990) ... roughness of regime 2 and one can again use the relation of Equation 4.3.25 for a single fractal behavior. Note that in such a case, σ is only related to G 1 and D 2 of...

Ngày tải lên: 18/10/2013, 09:15

... dense films of long-chain molecules. Bhushan et al. (1995b,c) conducted micro- and macroscale friction and wear studies on single-grafted and double-grafted octodecyl (C 18 ) and LB films and their ... single-grafted, LB, and Au films and is comparable with that of SiO 2 film. The C 18 double-grafted films can withstand much higher normal force of 40 µN as compared...

Ngày tải lên: 18/10/2013, 09:15

... Ruan and Bhushan (1994a–c), Koinkar and Bhushan (1996a,b, 1997a,b), and Sundararajan and Bhushan (1998). Koinkar and Bhushan (1996a,b) and Poon and Bhushan (1995a,b) reported that rms roughness and friction ... Majumdar and Bhushan (1991) and Bhushan and Majumdar (1992) have reported relationships for cumulative size distribution of the contact spots, portions of th...

Ngày tải lên: 18/10/2013, 09:15

... at a normal load of 70 µN with a depth of indentation about 3 nm and hardness values of 15.8 and 19.5 GPa, respectively (Bhushan and Koinkar, 1994). Hardness values of virgin and C + -implanted ... diaphragms and X-ray masks. For a summary of SiC devices and applications, see Harris (1995). Table 16.1 compares selected bulk properties of SiC and Si(100). Because...

Ngày tải lên: 25/10/2013, 12:15

... chemical and mechanical properties of the surface and near-surface region of the tip and sample determine the adhesive behavior. A compliant tip–sample system of large curvature radius and large ... understanding of friction, lubrication, and wear? The interpretation of surface forces and adhesion measurements is challenging. Even if you under- stand your instrumental ar...

Ngày tải lên: 09/11/2013, 03:15