Sediment and Contaminant Transport in Surface Waters - Chapter 6 potx

... LLC Modeling Sediment Transport 239 6. 4 RIVERS Sediment transport in rivers varies widely within and between rivers, depending on bathymetry, ow rates, sediment properties, and sediment in ow. The transports ... transports in the Lower Fox and Saginaw rivers are discussed here to illustrate various interest- ing features of sediment transport in rivers and...

Ngày tải lên: 18/06/2014, 22:20

... mathematical modeling, and numerical methods. His present interests are in understanding and predicting the transport and fate of sediments and contami- nants in surface and ground waters and the effects ... Spring Runoff 255 6. 4.5.2 Long-Term Sediment Transport Predictions 257 6. 5 Lakes and Bays 261 6. 5.1 Modeling Big Events in Lake Erie 261 6. 5.1.1 T...

Ngày tải lên: 18/06/2014, 22:20

... µm (clays) and also greater than 62 .5 µm (sands). However, © 2009 by Taylor & Francis Group, LLC 40 Sediment and Contaminant Transport in Surface Waters into 1- to 4-cm sections, and weighed ... solving the above equation for x w , one obtains x W W w   26 1 16 . . (2.14) © 2009 by Taylor & Francis Group, LLC 34 Sediment and Contaminant Transport...

Ngày tải lên: 18/06/2014, 22:20

... LLC 94 Sediment and Contaminant Transport in Surface Waters acts in the vertical direction; the drag force acts parallel to the sediment surface in the direction of ow; and the lift, cohesive, and ... al., 19 96. With permission.) © 2009 by Taylor & Francis Group, LLC 62 Sediment and Contaminant Transport in Surface Waters of sediment depth an...

Ngày tải lên: 18/06/2014, 22:20

... change of d can be determined by substituting Equation 4.40 into Equation 4.39 to eliminate %S and then substi- tuting the resulting equation into Equation 4. 36 to eliminate N. The result is ffd f dd dt AA ... consolidate and the density increases. Bed armor- ing (described in Section 6. 2) similarly causes a decrease in erosion rates as ner sediments are eroded while coarser pa...

Ngày tải lên: 18/06/2014, 22:20

... salinity; and S H is a heat source term. In this chapter, for sim- © 2009 by Taylor & Francis Group, LLC 1 96 Sediment and Contaminant Transport in Surface Waters maintenance, and decay, and ... Francis Group, LLC 2 06 Sediment and Contaminant Transport in Surface Waters Sound. An investigation of the effects of various parameters on ow, salinity,...

Ngày tải lên: 18/06/2014, 22:20

... Group, LLC 280 Sediment and Contaminant Transport in Surface Waters the steady-state partitioning of an HOC between sedimentary particles and water are discussed subsequently. In this rst set ... with sediment concentration (mg/L) as a parameter. (Source: From Jepsen and Lick, 19 96. With permission.) © 2009 by Taylor & Francis Group, LLC 2 86 Sediment and C...

Ngày tải lên: 18/06/2014, 22:20

... sedi- ment surface (e.g., see Robbins and Edgington, 1975; Robbins et al., 1978; Fuller © 2009 by Taylor & Francis Group, LLC 3 56 Sediment and Contaminant Transport in Surface Waters in height) ... 3700 64 202 1. 36 Phenanthrene 2300 64 178 1.44 Naphthalene 80 32 128 1 .68 Benzene 11.5 96 78 2. 16 © 2009 by Taylor & Francis Group, LLC 348 Sediment and...

Ngày tải lên: 18/06/2014, 22:20

... over a great Indo-Gangetic and Brahmaputra Plain. The water demand for agriculture, industry and urban sector in Nepal, India and Bangladesh is progressively growing and a decline in snow cover ... 1979 October 1988 (MOS-I) 195 6- 5 8 (Toposheet): 1 968 1 967 (Gansser, 1970) 198 9-9 0 (DGM, 1996I) December 1994 (Spot 3) December 1993 (SPOT XS) a. 195 7-5 9 b. 1 96 0 -6 8...

Ngày tải lên: 18/06/2014, 19:20

... (184 9-1 957) 12 .6 Poting 262 50 (190 6- 1 957) 5.2 Triloknath 400 26 (1 96 9-1 995) 15.4 Bara Shigri 65 0 18 (197 7-1 995) 36. 1 Chota Shigri 60 9 (198 6- 1 995) 6. 7 Shankulpa 518 75 (1881 to 1957) 6. 9 ... increase for most areas in India due mainly to increase in temperature and decrease in winter precipitation. Lal et al. (2001) reported a 5 %-2 5% decline...

Ngày tải lên: 18/06/2014, 19:20