TREATMENT WETLANDS - CHAPTER 20 pot

... m 3 /d 20. 0 20. 0 20. 0 20. 0 20. 0 20. 0 HLR, q m/d 0.031 0.12 0.12 0.12 0.12 0.031 Concentration, C mg/L 200 .0 103.9 55.9 31.9 20. 0 20. 0 Nominal HRT days 3.71 0.93 0.93 0.93 0.93 3.71 © 200 9 by ...  FIGURE 20. 3 Comparison of the P-k-C* model against existing performance data based on Table 20. 2. © 200 9 by Taylor & Francis Group, LLC Sizing of SSF Wetlands 7...

Ngày tải lên: 18/06/2014, 22:20

... references and index. ISBN 97 8-1 -5 667 0-5 2 6-4 (alk. paper) 1. Sewage Purification Biological treatment. 2. Wetlands. I. Wallace, Scott. II. Title. TD755.K33 200 8 628.3’5 dc22 200 7042734 Visit the Taylor ... at http://www.crcpress.com © 200 9 by Taylor & Francis Group, LLC Introduction to Treatment Wetlands 5 1.2 TYPES OF TREATMENT WETLANDS Modern treatment w...

Ngày tải lên: 18/06/2014, 22:20

... HSSF wetlands. (Adapted from Wallace and Knight (200 6) Small-scale constructed wetland treatment systems: Feasibility, design criteria, and O&M requirements. Final Report, Project 01-CTS-5, ... especially willows, are opportunistic invad- ers in some constructed treatment wetlands (Figure 3.33). © 200 9 by Taylor & Francis Group, LLC 84 Treatment Wetlands sulde go beyo...

Ngày tải lên: 18/06/2014, 22:20

... 25 Peat mulch 10 0.005 20 Dry gravel 5 0.026 2 Total —— 50 © 200 9 by Taylor & Francis Group, LLC 120 Treatment Wetlands Condie and Webster (200 1) present a criterion for strati- cation based on ... tem- perature gradients below the Grand Lake and NERCC, Min- nesota, treatment wetlands (Kadlec, 200 1b), as well as the Jackson Meadow, Minnesota, and Houghton Lake, Michiga...

Ngày tải lên: 18/06/2014, 22:20

... provide tertiary treatment to the municipal efuent using aquatic plants. SRC Publication No. E-82 0-4 -E- 81: Saskatchewan Research Council. Graph from Kadlec and Knight (1996). Treatment Wetlands. First ... 1995). REDUCTION OF AMMONIA IN FWS WETLANDS Reductions of ammonia in treatment wetlands systems can be represented by loading analysis and the P-k-C* model. The median net...

Ngày tải lên: 18/06/2014, 22:20

... 1.4 7- log. For different virus classications, this is broken down as coliphage (2.52-log), somatic coliphage (1.14-log), F coli- phage (0.41-log), MS-2 (1.78-log), and enterovirus (4.00-log). ... 0.001. The 30-year normal mean monthly regional air tem- perature is also shown. (Data from WERF database (200 6) Small- Scale Constructed Wetland Treatment Systems Database (Project 01-CTS...

Ngày tải lên: 18/06/2014, 22:20

... 2 0- year life, this hypothetical wetland should have an emergency spill- way height of at least 85 cm with an additional 20 cm or so of berm above that level. Any additional berm height pro- vides ... wetland treatment systems. Plant propagules that are frequently used to establish constructed wetlands for wastewater treatment include seeds, bare-root seedlings, rhizomes, greenh...

Ngày tải lên: 18/06/2014, 22:20

... unaffected natu- ral wetlands. Information collected for NADB v.2 indicates TABLE 19.1 Progression of Two Side-by-Side Wetlands at the Olentangy River Wetlands Park over a Start-Up Period of ... important human use of treatment wetlands, such as this at the leachate treatment wetlands at Reguengo, Portugal. © 200 9 by Taylor & Francis Group, LLC 692 Treatment Wetlands t...

Ngày tải lên: 18/06/2014, 22:20

... function as 2 PTIS (aerated wetlands are addressed in more detail in Chapter 24). The spatially vari- able ow P-k-C* model previously introduced in Chapters 17 and 20 is utilized here. The inuent ... cm/dose. Recirculating VF wetlands have sometimes been emp- loyed in North America (Figure 21.7) (Wallace and Hallahan, 200 5; García-Pérez et al., 200 6). In cold climates, these...

Ngày tải lên: 18/06/2014, 22:20

... al., 200 0; Grismer et al., 200 1; Keller and Bays, 200 1; Tanner et al., 200 2a; Lin et al., 200 3; García et al., 200 4b; Smith et al., 200 5). Lithium and bromide are not susceptible to degrada- tion ... data. © 200 9 by Taylor & Francis Group, LLC 974 Treatment Wetlands Kadlec, 1996). Methods for dealing with unsteady ows and depths have been outlined by Holland et al....

Ngày tải lên: 18/06/2014, 22:20