high temperature hot water heating systems

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... connection of the latest, highly reliable, high performance peripheral devices such as RAID disks. FC offers the advantages of connectivity to newer high performance RAID stor- age systems that are approaching ... this watermark. Michael Resch · Thomas Bönisch · Katharina Benkert Toshiyuki Furui · Yoshiki Seo · Wolfgang Bez Editors High Performance Computing on Vector Systems Proceedings of the High Performance ... in January of 2005. Like previous SX systems the SX-8 is designed for those applications which re- quire the fastest CPU, the highest memory bandwidth, the highest sustained performance and the...

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Ngày tải lên: 17/12/2013, 10:45

... leadership-class computing systems. Performance results, presented in Gflop/s per processor and percentage of peak, are used to compare the relative time to solution of our evaluated computing systems. Since ... to remove this watermark. The NEC SX-8 Vector Supercomputer System 23 Fig. 10. TotalView Fig. 11. Vampir/SX Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 34 P. ... in our study uses commodity DDR-SDRAM; thus, we expect higher memory overhead for irregular accesses when compared with the specialized high- speed FPLRAM (Full Pipelined RAM) of the ES. Both...

Ngày tải lên: 24/12/2013, 19:15

... Ultra-Fast Decay of Hot- Carrier in Carbon Nanotubes Application of carbon nanotubes for high- frequency devices such as transis- tor [20, 21] and optical limiting switch [22] is a current hot topic. This ... this watermark. 72 Y. Miyamoto states with very short lifetime and cannot be observed as a recognizable peak in the absorption spectrum. We promote electronic occupation to make hot hole and hot ... gap of hot- electron and hot- hole rapidly reduces less than quarter of the original value within 600 fs. Another significant feature is many events of the level alternation which replace hot- hole...

Ngày tải lên: 24/12/2013, 19:15

... enable CCARAT to take advantage of highly parallel computer systems, thus execu- tion speed and scalability are prominent among its design goals. 4.1 Requirements for IO Subsystems in a Parallel Setting A ... 5(12):3186–3196, 1993. Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 90 M. Neumann et al. only highly parallel clusters or advanced supercomputers are able to provide. Various ... parallel. Therefore looking at the serial efficiency is one key ingredient for a highly efficient parallel code [1]. To achieve a high efficiency on a specific system it is in general advantageous to write...

Ngày tải lên: 24/12/2013, 19:15

... equipment. High performance computers are helpful for this purpose but high aggregated machine performance alone is not enough. Tools Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. ... met everywhere in the computational domain at this high Reynolds number. Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. A Hybrid LES/CAA Method for Aeroacoustic ... snapshot of the computed vortex structure is shown in Fig. 8 in terms of constant λ 2 surfaces [21]. The figure illustrates an extremely complex flow field with several interacting vortex systems. ...

Ngày tải lên: 24/12/2013, 19:15

... to remove this watermark. 178 F. Găahler, K. Benkert increased memory footprint. On systems like the Cray T3E, neighbor lists are therefore not feasible, but on today’s cluster systems they are ... purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 158 A. Ruprecht 2 Simulation Method 2.1 Governing ... are being studied for insulators, do not seem to be applicable to metal systems. For many simulation problems, however, systems with a few hundred atoms are by far not big enough. Especially the...

Ngày tải lên: 24/12/2013, 19:15

... this watermark. Molecular Simulation of Fluids with Short Range Potentials Martin Bernreuther 1 and Jadran Vrabec 2 1 Institute of Parallel and Distributed Systems, Simulation of Large Systems ... www.verypdf.com to remove this watermark. Atomistic Simulations 179 The Opteron system also shows excellent performance, but only for the two larger system sizes. The small systems seem to suffer from ... 128k Fig. 3. Scaling of IMD on the Itanium (top) and Xeon (bottom) systems Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 188 M. Bernreuther, J. Vrabec in most of the fluid...

Ngày tải lên: 24/12/2013, 19:15

... chemical and machine engineering, and nowadays penetrating into high Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Developed Channel Turbulence DNS Challenge 219 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ ∇ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . y + u + 10 1 10 2 10 3 0 5 10 15 20 25 + X * ∇ $ . 88 106 118 130 150 160 211 250 180 300 350 395 595 1167 1543 1850 2155 2573 2888 3046 3903 4040 4605 4783 Fig. ... remove this watermark. 234 A. Babucke et al. ber k ∗ in Fig. 1 and 2 for the implemented schemes. First derivatives resulting from viscous terms, caused by grid transformation and temperature ... =4.56 Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 230 A. Babucke et al. tial part of a high Reynolds number jet and to investigate the process of sound generation...

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... purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. Direct Numerical Simulation of Shear Flow Phenomena ... http://www.iag.uni-stuttgart.de/DFG-CNRS/ Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark. 246 A. Babucke et al. that eight MPI-processes with the same grid-size in x-andy-direction ... in performance is the small number of spanwise modes. Best load-balancing can be achieved for a high number of spanwise modes because the z-resolution in physical space has to be of the form 2 (kexp+1) with...

Ngày tải lên: 24/12/2013, 19:15

... yields when the reaction is per- formed at high temperatures; (e) the reactions kinetics are faster at high temperatures; (f) enzymatic process- ing at temperatures near or above 100 °C minimizes the ... and stable at high temperatures, and adapted to low temperature environments. However, another theory suggests that hyperthermophiles arose from mesophiles via adapta- tion to high temperature ... operate at high temperatures, a more straightforward approach may be to search the existing protein database for the appropriate hyper- thermophilic enzyme that normally functions at higher temperatures....

Ngày tải lên: 07/03/2014, 05:20

... existing electrical system: and 20 High Temperature Solid Oxide Fuel Cells: Fundamentals, Design and Applications U. B, Pal and S. C. Singhal, High Temperature Science, 27 (1990) ... conductivity of pure water and pure common salt is low but that of an aqueous salt solution is high. In a short time many of the mixed oxides which exhibit high conductivity at elevated temperatures, ... the complex materials and the high expansion coefficient. Of course the difficulties are greater because of the temperature of operation. Additional 22 High Temperature Solid Oxide Fuel...

Ngày tải lên: 18/04/2014, 12:25

... operating temperature exceeds a certain value. This temperature may be as low as 30 K for some materials and as high as 90 K for others. 8 It is known from development of LTSC wires that high transport ... or intermediate (20–30 K) temperatures is worth considering. Conventional low -temperature superconductors are often used in magnets running at 4 K, but they lose their superconduc- tivity in high magnetic ... also superconducting. has slightly higher and than was used routinely in the inner core of composite magnets to achieve higher fields. has which is appreciably higher than the 18 K of has been...

Ngày tải lên: 24/04/2014, 17:13

... high- temperature, photoacoustic INTRODUCTION Silicon carbide (SiC) electronic devices hav e developed such that commercial products are now available. SiC is preferred in high- temperature, high- power, ... SiC devices at temperatures as high as 500–600  C, while Si is generally limited to 125  C. While the foregoing discussion highlights the advantage of SiC over Si for high- temperature applications, ... which exhibited higher noise levels at elevated temperatures as indicated by the larger error bars for higher temperatures in the graphical results that follow. Figure 2. Modified photoacoustic...

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