TREATMENT WETLANDS - CHAPTER 26 (end) pot
... pollutant removal for one-dimensional cases (Fogler, 1992). A two- dimensional version requires a two-dimensional velocity eld, which are virtually nonexistent for treatment wetlands. The tracer ... only infrequently applica- ble to treatment wetlands. The dimensionless parameter that characterizes Equa- tion B.43 is the Peclet number (Pe), or, its inverse, the wet- land dispersion...
Ngày tải lên: 18/06/2014, 22:20
... REM Macintosh 20 REM PbSWAMP-Steel City Bay 30 CLS 40 LINE (0,0 )-( 360,250),,B 50 LINE (0,50 )-( 360,50) 56 LINE (0,100 )-( 360,100) 60 LINE (0,140 )-( 360,140) 62 LINE (0,180 )-( 360,180) 70 REM Input sources: 80 ... to Polish Standard PN-55/B-04486. 6. Bulk density was determined according to Polish Standard PN-55/B-04488. 7. Porosity was determined according to Polish Standard P...
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TREATMENT WETLANDS - CHAPTER 1 potx
... in VF Wetlands 264 Graphical Relationships 264 First-Order Modeling 265 Seasonal Effects 266 Summary 266 Chapter 9 Nitrogen 267 9.1 Nitrogen Forms in Wetland Waters 267 Organic Nitrogen 267 Ammonia ... LLC Introduction to Treatment Wetlands 5 1.2 TYPES OF TREATMENT WETLANDS Modern treatment wetlands are man-made systems that have been designed to emphasize spec...
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TREATMENT WETLANDS - CHAPTER 3 potx
... HSSF wetlands. (Adapted from Wallace and Knight (2006) Small-scale constructed wetland treatment systems: Feasibility, design criteria, and O&M requirements. Final Report, Project 01-CTS-5, ... 2-ha aerated lagoons, and is then stored in a 12-ha pond for summer dis- posal to a 600-ha peatland locally known as the Porter Ranch Peatland. The Porter Ranch Peatland has received better-...
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TREATMENT WETLANDS - CHAPTER 4 pot
... illus- trates this effect. Warm-UporCool-Down? The Tres Rios, Arizona, demonstration project operated 12 research wetlands (0.12 ha) and 4 pilot scale wetlands (about 1.0 ha). The research wetlands ... progression of temperatures at the Niagara-on-the-Lake, Ontario, VF wetland. The measurement point was at 60-cm depth in a 90-cm downward ow path. The wetland was ood-dosed six times...
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TREATMENT WETLANDS - CHAPTER 9 potx
... 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 period-of-record removal rate for ... 1975). Free water surface treatment wetlands operate with a variety of inlet carbon-to-nitrogen ratios, ranging from 0.28 to 4.41 (5th to 95th percentiles, N 126 wetla...
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TREATMENT WETLANDS - CHAPTER 12 pot
... 1.4 7- log. For different virus classications, 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 (2006) Small- Scale Constructed Wetland Treatment Systems Database (Project 01-CTS-...
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TREATMENT WETLANDS - CHAPTER 18 pot
... wetland treatment systems. Plant propagules that are frequently used to establish constructed wetlands for wastewater treatment include seeds, bare-root seedlings, rhizomes, greenhouse- grown potted ... 4.7-ha follow-on wetlands. Table 7.8 indicates that it is easily pos- sible to settle river-borne solids in just a few days detention in a presettling basin with removals of over 90...
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TREATMENT WETLANDS - CHAPTER 19 pot
... 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 ... species that actually occur in treatment wetlands. Wetland plant diversity is a poorly understood subject both in unaffected natural wetlands and in treatment wet- lands. Wetlands are...
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TREATMENT WETLANDS - CHAPTER 20 pot
... TABLE 20.11 Examples of Ammonia-N and Nitrate-N Removal/Buildup in VF Constructed Wetlands Location NH 4 -N In (mg/L) NH 4 -N Out (mg/L) NO 3 -N In (mg/L) NO 3 -N Out (mg/L) Dhulikhel, Nepal a 27 ... Knight, 1996). This book includes a performance-based approach to HSSF wetland sizing using the rst-order P-k-C* model. Conceptually, this is a tank-in-series (TIS) model using a relaxed p...
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