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American Nuclear Society conferences always showcase the latest in nuclear, but one of the biggest attractions at this past November’s Winter Conference and Expo in Washington, D.C., was tech that is ...
INVESTIGATION INTO THE USE OF ACTION CAMERAS IN THE DOCUMENTATION OF ARCHITECTURAL DETAILS – THE CASE STUDY OF A BAROQUE CHAMBER
low-cost photogrammetry Xiaomi camera accuracy shape analysis cultural heritage frescoes
2018/6/4
In this paper the possibility of using the Xiaomi 4K action cameras as a low-cost sensor for the generation of high resolution documentation of architecture and architectural elements in the field of ...
Optimization of double chamber microbial fuel cell for domestic wastewater treatment and electricity production
microbial fuel cell domestic wastewater treatment operating conditions electricity production
2015/12/24
Microbial fuel cells (MFCs) represent a new approach for treating waste water along with electricity production. The present study addressed electricity production from domestic wastewater using a med...
The International Chamber of Shipping (ICS) is the principal international trade association for the shipping industry, representing shipowners and operators in all sectors and trades.
Simulation analysis on structure safety of coal mine mobile refuge chamber under explosion load
Coal mine Refuge chamber Structure safety Shock wave FEA
2012/3/28
In order to check structural strength of coal mine mobiles refuge chamber, and do security evaluation of the mobile refuge chamber, a refuge chamber model was established, then a finite element method...
The relationship between near-surface turbulence and gas transfer velocity in freshwater systems and its implications for floating chamber measurements of gas exchange
The relationship near-surface turbulence gas transfer velocity freshwater systems floating chamber measurements of gas exchange
2014/4/17
We performed a series of gas exchange measurements in 12 diverse aquatic systems to develop the direct relationship between near-surface turbulence and gas transfer velocity. The relationship was log-...
Numerical study on three-dimensional flow field of continuously rotating detonation in a toroidal chamber
continuously rotating detonation three-dimensional flow field structure numerical study detonation parameters deficit effects of wall geometries
2012/2/24
Gaseous detonation propagating in a toroidal chamber was numerically studied for hydrogen/oxygen/ni-trogen mixtures. The numerical method used is based on the three-dimensional Euler equations with de...
THE EFFECT OF COMBUSTION CHAMBER GEOMETRY LAYOUT ON COMBUSTION AND EMISSION
combustion 3-D fluid flow flame propagation
2009/10/14
In this paper some results concerning the combined effect of the tumble flow and combustion chamber geometry layout variations on flame front shape and its propagation through homogenous mixture of is...
Shape Optimal Design on Double-Chamber Mufflers Using Simulated Annealing and a Genetic Algorithm
Double-chamber muer Four-pole matrix method Sound transmission loss Space constraints
2009/10/10
Whilst the space volume of muers in a noise control system is often constrained for maintenance and operation in practical engineering work, the maximization of the muer's performance becomes essent...
Numerical Optimization of Single-chamber Mufflers Using Neural Networks and Genetic Algorithm
Four-pole transfer matrix Polynomial neural network model Optimization Genetic algorithm
2009/9/30
To simplify the optimization process, a simplified mathematical model of a muffler is constructed using a neural network and a series of input design data (muffler dimensions) and output data (theoret...
离心泵泵腔内流动特征的数值分析（Numerical Study of Flow Characteristics in the Impeller Side Chamber of Centrifugal Pump）
离心泵 泵腔 密封环间隙
2009/5/22
为了分析离心泵在设计工况运行时叶轮盖板两侧泵腔内流场结构的特点，采用RNG k-ε湍流模型和多重参考系下的雷诺时均N-S方程，对由叶轮通道、蜗室、泵腔和密封环间隙组成的计算域进行定常数值模拟。计算结果与试验结果吻合良好，证明了数值计算方法具有较高的可靠性。流场分析结果表明，泵腔内的流场分布具有非轴对称性，其流场结构比由转子—定子组成的封闭壳体内的流场结构复杂得多，但二者的速度场沿轴向的变化规律相似...
燃烧室结构对稀燃天然气发动机性能的影响（Influence of the Combustion Chamber Structure on the Lean Burn CNG Engine Performance）
天然气发动机 燃烧室 稀薄燃烧
2009/5/22
阐述了稀燃天然气发动机缸内不同气体运动及其产生机理，分析了缸内气体运动对发动机燃烧过程的影响。针对稀燃天然气发动机的燃烧过程,设计了不同结构形状和尺寸的燃烧室,并分别通过数值模拟和试验方法，就不同结构的燃烧室对天然气发动机性能的影响进行了研究。结果显示，产生湍流强度大的燃烧室燃烧速度快，动力性和经济性较好，而NOx排放量也较大。
基于FreeBSD内核的Chamber技术
操作系统 服务质量 资源容器
2009/4/27
服务质量支持技术和安全隔离技术是当前服务器操作系统研究领域的热点，也是服务器之间竞争的关键技术。该文分析了一些重要的资源控制技术，并结合这些技术提出了在FreeBSD操作系统中的QoS支持和安全隔离技术——FreeBSD Chamber(FC)机制。FC机制包括了上层的虚拟执行环境和底层的资源管理框架，提供完全隔离的执行环境和系统服务质量支持。
Improvement Soot Particles Separation Equipments for Rubber Smoking Chamber
Soot particles Rubber wood combustion Natural rubber sheet drying
2016/3/29
Soot produced from rubber tree wood combustion during the process of drying natural rubber sheets has been shown to produce
negative health effects for workers, as well as poorer quality rubber sheet...
Selected Aspects of Yarn Formation with a False-twist Method in the Air-jet Spinning Chamber
air-jet spinning false-twist chamber yarn formation
2009/2/16
Some selected aspects of the yarn formation in the air-jet false-twist spinning chamber operating according to the MJS (Murata Jet Spinning) principle were discussed. The chamber under investigation i...