نتایج جستجو برای: secondary cooling

تعداد نتایج: 355845  

2011
Chiwan Koo Richard Godley Mary P. McDougall Steven M. Wright Arum Han

The development of a microfluidically cryo-cooled and inductively coupled spiral microcoil for magnetic resonance (MR) microscopy with high signal-to-noise ratio (SNR) is presented. The microcoil was inductively coupled to a secondary coil that was directly coupled to a transmission line. This configuration eliminated thermal flux through direct connection when the microcoil was cryo-cooled to ...

1994
David V. Neuffer

The current status of the p. + -Wcollider concept is reviewed and discussed. In a reference scenario, a high-intensity pulsed proton accelerator (of K-factory class) produces large numbers of secondary 7r's in a nuclear target, which produce muons by decay . The muons are collected and cooled (by "ionization cooling") to form high-intensity bunches that are accelerated to high-energy collisions...

2007
T. Lau T. Weiland F. Nolden

T. Lau1, T. Weiland1, and F. Nolden2 1Technische Universität Darmstadt, Institut für Theorie Elektromagnetischer Felder (TEMF); 2GSI, Darmstadt, Germany In the new international project FAIR at GSI stochastic cooling of secondary particles will be an important technical element. Therefore, an investigation of kicker and pickup slow-wave structures similar to the devices investigated by Faltin [...

2014
Li Li Wenli Zheng Xiaodong Wang Xiaorui Wang

Data centers are seeking more efficient cooling techniques to reduce their operating expenses, because cooling can account for 30-40% of the power consumption of a data center. Recently, liquid cooling has emerged as a promising alternative to traditional air cooling, because it can help eliminate undesired air recirculation. Another emerging technology is free air cooling, which saves chiller ...

Journal: :energy equipment and systems 2015
alireza taheribakhsh jalil jamali ahmad tavasoli

one of the most important methods of transporting natural gas in iran and other parts of the world is the utilization of a network of pipelines. compression station and turbo compressor units play an important role in gas supply through pipelines. one of the primary concerns in these units is the reduction of fuel consumption. by cooling of exhaust gas from the source station, the pressure drop...

2012
Rongliang Zhou Zhikui Wang Cullen E. Bash Tahir Cader Alan McReynolds

Due to the tremendous cooling costs, data center cooling efficiency improvement has been actively pursued for years. In addition to cooling efficiency, the reliability of the cooling system is also essential for guaranteed uptime. In traditional data center cooling system design with N+1 or higher redundancy, all the computer room air conditioning (CRAC) units are either constantly online or cy...

Journal: :علوم 0
عبدالجواد طاهری زاده abdoljavad taherizadeh دانشگاه تربیت معلم

let r be a commutative ring with non-zero identity and m be a unital r-module. then the concept of quasi-secondary submodules of m is introduced and some results concerning this class of submodules is obtained

2016
Anupam Das Aarti Sarda Abhishek De

Cooling devices and methods are now integrated into most laser systems, with a view to protecting the epidermis, reducing pain and erythema and improving the efficacy of laser. On the basis of method employed, it can be divided into contact cooling and non-contact cooling. With respect to timing of irradiation of laser, the nomenclatures include pre-cooling, parallel cooling and post-cooling. T...

2013
Kazuki Kasai Hideyuki Murakami Kazuhiko Noda

The effect of the thermal history on microstructural changes in aluminized and Pt-aluminized Ni-based single-crystal superalloys was investigated. The superalloy substrates were first electropolished to get rid of the residual surface strain. Then, Pt was electrodeposited and vacuum annealing was conducted for some of the substrates, and aluminized and Pt-aluminized specimens were prepared usin...

Journal: :International Communications in Heat and Mass Transfer 2021

Indirect evaporative cooling technology has emerged as an energy-efficient, low-cost, and sustainable alternative to conventional air conditioning systems for space cooling. This is because of its significant (40–50%) energy-saving potential compared ventilation, vapor compression cooling, desiccant systems. The current paper presents a novel humidifier-assisted regenerative indirect cooler tha...

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