Design of a constructed wetland

... Design of a constructed wetland (CW) Constructed wetlands (CWs) are planned systems designed and constructed to employ wetland vegetation to assist in treating wastewater particularly secondary ... use of the “global” parameters they determined from plug flow analysis of performance data available to date on the North American Data Base (NADB) [10] in other systems. Th...

Ngày tải lên: 13/05/2014, 13:13

... built on a fallow paddy field at KCAN in 2004. The wetland soil is a humic gleyed andosol. A barrier of plastic boards has been installed around the wetland to prevent percolation of water. Flow-correction ... 5965, Koibuchimachi, Mito 319–0323, Japan *** National Agricultural Research Center, 3-1-1, Kannondai, Tsukuba 305-8666, Japan ABSTRACT In Japan, environmental q...

Ngày tải lên: 05/09/2013, 10:15

... can be seen that for a high nominal current density, a high fraction of the current is generated at the catalyst layer near the air inlet area, leading to under-utilization of the catalyst at ... performance and design of air-breathing PEM fuel cells. Litster and Djilali [1] developed a single-phase one-dimensional semi-analytical model of the membrane electrode assembly (...

Ngày tải lên: 05/09/2013, 14:58

... nominal current densities, the distribution patterns of activation overpotentials are similar, with higher values at the catalyst layer near the air inlet area. It can be seen that the activation ... Mechanical behaviour of PEM fuel cell catalyst layers during regular cell operation. International Journal of Energy and Environment, 2010; 1(6), 927-936. [16] Maher A. R. Sadiq Al-Bag...

Ngày tải lên: 05/09/2013, 14:58

... Data Packet Data Packet ACK ACK Data Packet Data Packet 19 37 Control Read Control Read ? ? Call Call USBRead USBRead ( EP0 ) to read a Setup Packet ( EP0 ) to read a Setup Packet – – Read ... Test – – Capabilities Capabilities – – Enumeration, Data Transfer, Enumeration, Data Transfer, Loopback Loopback , etc. , etc. ? ? Acquire an USB Analyzer Acquire an USB Analyzer – – Use anal...

Ngày tải lên: 13/12/2013, 00:15

... for signals to propagate in. In a medium that carries any amount of noise, it is possible to transmit data reliably (that is, with an error probability of zero) as long as the data rate is ... using a serial data speed of 1200 bits/s. On the master module, attached to the computer with a 9-way cable, the RS-232 signals are translated into 5 volt binary signals using a Maxi...

Ngày tải lên: 19/01/2014, 20:20

... multicast limits their ap- plicability. As a result, application-level multicast is gaining popularity. Appropriate algorithms and systems for scalable subscription management and scalable, reliable propagation ... 2001. 15. S. Ratnasamy, P. Francis, M. Handley, R. Karp, and S. Shenker. A Scalable Content- Addressable Network. In Proc. of ACM SIGCOMM, August 2001. 16. E. Zegura, K. Calv...

Ngày tải lên: 19/02/2014, 18:20

... pattern-recognition nature of these grammar rules and their use of the lexicon, they may be viewed as a high-level variant of a lexical functional grammar. 5 The efficacy of a low-level functional grammar for ... sublanguage, but it also reveals the essential semantic classes and attributes of a domain of discourse, as well as the relations between those classes and...

Ngày tải lên: 21/02/2014, 20:20

... Asn266 Superimposition of Hyb-24DNY with the class A b-lactamase revealed that Asn266 of Hyb-24DNY has a similar spatial position to that of Glu166 in the class A b-lactamase (Fig. S3). In the class A b-lactam- ase ... Higuchi 2,3 , Yoshiaki Wakitani 1 , Yusuke Matsuura 1 , Yusuke Nakata 1 , Masahiro Takeo 1 , Dai-ichiro Kato 1 and Seiji Negoro 1 1 Department of Materials Scie...

Ngày tải lên: 07/03/2014, 00:20

... than the translation of this particular sublanguage. 4.1 Ccmputational considerations In a transfer-based MT system, actual trans- lation takes place in transfer and can be descri- bed as ... separation of data and algorithms but also provides great flexibility in the organization of grammars and subgrammars, and in the control of the cc~putational processes applied to them...

Ngày tải lên: 17/03/2014, 19:21