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Infinite Complanation for Semi-infinite Problem when Mass Concrete Hit by Cold Wave

Huang Dahai,Wang Congfeng

Strategic Study of CAE 2002, Volume 4, Issue 7,   Pages 33-39

Abstract:

Almost all the cracks in mass concrete are surface cracks.Then a semi-infinite plane model for surface temperature calculation is compared with infinite model.The temperature of surface zone in mass concrete under different boundaries is controlled by semi-infinitein surface zone of concrete can be calculated with the formula educed by infinite model.With 400 mm × 400 mm × 220 mm concrete specimens, the temperatures in surface zone are experimentally

Keywords： concrete     temperature in surface zone     semi-infinite model     temperature declining process     equivalent conditionally    

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Effects of fiber curvature on the microstructure of the interfacial transition zone in fresh concrete

CHEN Huisu, SUN Wei, ZHAO Qingxin, L. J. Sluys, P. Stroeven

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1,   Pages 99-106 doi: 10.1007/s11709-007-0010-6

Abstract: The study on the interfacial transition zone (ITZ) of concrete has received lots of attention in theHowever, no information is available on the influence of the curvature of a rigid surface on the microstructureThe curve of the solid volume fraction versus the distance to the surface of the fiber was used as aThe shape of the curve of solid volume fraction versus the distance from the surface of the fiber issimilar to that around a flat aggregate surface.

Keywords： diameter     initial microstructure     influence     surface     spherical particle    

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Analytical models for the surface electrical field and temperature distributions of novel PB-PSOI devices

Sun Weifeng,Gao Shan,Lu Shengli, Chen Junning

Strategic Study of CAE 2009, Volume 11, Issue 11,   Pages 82-87

Abstract:

In this paper, the 2-D analytical models for the surface electrical fieldand temperature distributions of PB-PSOI devices in terms of Poisson's solution and thermal diffusionThe dependences of the surface electrical field and temperature on the thickness and the length of the

Keywords： PB-PSOI     surface electrical field     temperature distribution     buried oxide    

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Response surface regression analysis on FeCrBSi particle in-flight properties by plasma spray

Runbo MA,Lihong DONG,Haidou WANG,Shuying CHEN,Zhiguo XING

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 3,   Pages 250-257 doi: 10.1007/s11465-016-0401-2

Abstract: plasma spray and constructs models that can be used in predicting and analyzing average velocity and temperatureResults of the response surface methodology show that the interactive effects between voltage and sprayFor a given argon flow rate, particle velocity and temperature response surface are obviously bending

Keywords： particle velocity     particle temperature     interactive effects     response surface    

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Applying the multi-zone model in predicting the operating range of HCCI engines

Ming JIA, Maozhao XIE, Zhijun PENG,

Frontiers in Energy 2010, Volume 4, Issue 3,   Pages 414-423 doi: 10.1007/s11708-010-0108-8

Abstract: In this paper, a multi-zone model is developed to predict the operating range of homogeneous charge compressioncycle-to-cycle variations (presented by the sensitivity of indicated mean effective pressure to initial temperatureA low load range can be extended by increasing the intake temperature while reducing the compression

Keywords： homogeneous charge compression ignition (HCCI) engine     multi-zone     operating range    

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Grafting of PEG400 onto the surface of LLDPE/SMA film

CHEN Gufeng, ZHANG Yi, XU Jiarui, ZHU Yafei

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 2,   Pages 128-131 doi: 10.1007/s11705-007-0024-6

Abstract: The blending films were then immersed in poly(ethylene glycol)400 (PEG400) at room temperature.The surface composition of the blend films was determined by Fourier transform infra-red spectroscopyResults show that PEG400 can be grafted onto the surface of the films via esterification with SMA.The immersion of PEG promotes the enrichment of SMA onto the surface of the films.surface grafting of PEG is feasible, which suggest an effective and simple route for PE surface modification

Keywords： hydrophilicity     temperature     effective     immersion     reflection accessory    

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Characteristics and application of road absorbing solar energy

Zhihua ZHOU, Shan HU, Xiaoyan ZHANG, Jian ZUO

Frontiers in Energy 2013, Volume 7, Issue 4,   Pages 525-534 doi: 10.1007/s11708-013-0278-2

Abstract: If the heat of road surface can be stored in summer, the road surface temperature will be decreased toBesides, if the heat stored is released, it can supply heat for buildings or raise the road surface temperatureThe results showed that the road surface temperature was mainly affected by solar radiation, but theThe temperature of the solar road surface was 3°C–6°C lower than that of the ordinary road surface.The temperature difference increased as the distance to the heat transfer tubes decreased.

Keywords： solar energy     road-solar energy system     road surface temperature     solar absorptivity of road surface     solar    

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Predictive model to decouple the contributions of friction and plastic deformation to machined surface

Subhash ANURAG, Yuebin GUO,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 247-255 doi: 10.1007/s11465-010-0097-7

Abstract: Temperature on the machined surface is critical for surface integrity and the performance of a precisionHowever, the temperature of a machined surface is challenging for in-situ measurement.temperature is very difficult to quantify because the measured temperature is always the resultant temperaturegeometries and materials to minimize surface temperature.temperature in a dry cutting process.

Keywords： surface temperature     friction     residual stress     finite element analysis (FEA)     dry cutting     tool property    

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Lunar surface physical temperature retrieved from the measurements by CE-1 lunar microwave sounder

Li Yun,Jiang Jingshan,Wang Zhenzhan,Zhang Dehai and Zhang Xiaohui

Strategic Study of CAE 2013, Volume 15, Issue 7,   Pages 106-112

Abstract:

In this paper, algorithms of retrieving physical temperature and effectivetemperature from CE-1 lunar microwave sounder (CELMS) brightness temperatures are developed.The influences of physical temperature on microwave radiation are analyzed.These retrievals provide important information for evaluating other lunar surface parameters.

Keywords： CELMS     lunar surface physical temperature     retrieve    

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Thermal analysis of lubricated three-dimensional contact bodies considering interface roughness

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 2, doi: 10.1007/s11465-022-0672-8

Abstract: However, available studies mainly focus on the full-film lubrication conditions without considering temperaturerise and real 3D surface roughness due to the complexity of surface topography and temperature characteristicsIn this model, pressure and temperature are coupled with each other, the computation of elastic deformationis accelerated through the discrete convolution and fast Fourier transform method, the temperature fieldshow that the proposed model can be used as a powerful analysis tool for lubrication performance and temperature

Keywords： thermal elastohydrodynamic lubrication     surface roughness effect     thermal effect     temperature characteristics    

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Modeling Study of Steel Elements Submitted to Real Compartment Fires

Shi Congling,Huo Ran,Li Yuanzhou,Peng Wei,Yao Bin

Strategic Study of CAE 2003, Volume 5, Issue 12,   Pages 66-72

Abstract:

A simple model was built to describe the well-stratified compartment fire, by which the temperatureWith different plume and spill plume correlations, the temperature development of the enclosure and steel

Keywords： real fire environment     two-zone model     temperature of steel element     plume models    

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Deformation law of frozen wall through deep surface soil

Guo Yongfu

Strategic Study of CAE 2011, Volume 13, Issue 11,   Pages 81-88

Abstract: According to the results, sidewall displacement decreases with average temperature of frozen wall loweringCompared with increasing the thickness of frozen wall, lowering average temperature is more effectiveenergy-saving to promote stability of frozen wall when frozen wall is about 10 m thick and average temperature

Keywords： sidewall displacement     freezing wall thickness     average temperature     excavation height    

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delamination on the stiffness of composite pipes under compressive transverse loading using cohesive zone

Sattar MALEKI, Roham RAFIEE, Abolfazl HASANNIA, Mohammad Reza HABIBAGAHI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1316-1323 doi: 10.1007/s11709-019-0555-1

Abstract: The stiffness test of filament wound composite pipes is simulated using cohesive zone method.

Keywords： delamination     composite pipes     stiffness test     cohesive zone method    

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Surface modification of titanium dioxide for electrophoretic particles

PENG Xuhui, LE Yuan, BIAN Shuguang, LI Woyuan, WU Wei, DAI Haitao, CHEN Jianfeng

Frontiers of Chemical Science and Engineering 2007, Volume 1, Issue 4,   Pages 338-342 doi: 10.1007/s11705-007-0061-1

Abstract: Thus, t-he modification of inorganic particle surface is required.The surface composition and structures of modified particles have been characterized by X-ray photoelectronEffects of temperature, pH value and stirring rate on the dispersibility and the charge property of samplesTiO can last 120 h with the response time of 35 s under the optimized modifying conditions, in which temperature

Keywords： inorganic particle     temperature     tetrachloroethylene     transform     optimized modifying    

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The geological recognition breakthrough in Liaodong zone, which leading to the discovery of the large

Deng Yunhua

Strategic Study of CAE 2011, Volume 13, Issue 10,   Pages 13-18

Abstract:

Liaodong zone includes eastern actic region of Liaozhong sag and LiaodongBased on deep research of geological condition and analysis on dry wells again in Liaodong zone, we recognized

Keywords： Bohai Liaodong zone     JX1-1     geological recognition     large oilfield    

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Title Author Date Type Operation

Infinite Complanation for Semi-infinite Problem when Mass Concrete Hit by Cold Wave

Huang Dahai,Wang Congfeng

Journal Article

Effects of fiber curvature on the microstructure of the interfacial transition zone in fresh concrete

CHEN Huisu, SUN Wei, ZHAO Qingxin, L. J. Sluys, P. Stroeven

Journal Article

Analytical models for the surface electrical field and temperature distributions of novel PB-PSOI devices

Sun Weifeng,Gao Shan,Lu Shengli, Chen Junning

Journal Article

Response surface regression analysis on FeCrBSi particle in-flight properties by plasma spray

Runbo MA,Lihong DONG,Haidou WANG,Shuying CHEN,Zhiguo XING

Journal Article

Applying the multi-zone model in predicting the operating range of HCCI engines

Ming JIA, Maozhao XIE, Zhijun PENG,

Journal Article

Grafting of PEG400 onto the surface of LLDPE/SMA film

CHEN Gufeng, ZHANG Yi, XU Jiarui, ZHU Yafei

Journal Article

Characteristics and application of road absorbing solar energy

Zhihua ZHOU, Shan HU, Xiaoyan ZHANG, Jian ZUO

Journal Article

Predictive model to decouple the contributions of friction and plastic deformation to machined surface

Subhash ANURAG, Yuebin GUO,

Journal Article

Lunar surface physical temperature retrieved from the measurements by CE-1 lunar microwave sounder

Li Yun,Jiang Jingshan,Wang Zhenzhan,Zhang Dehai and Zhang Xiaohui

Journal Article

Thermal analysis of lubricated three-dimensional contact bodies considering interface roughness

Journal Article

Modeling Study of Steel Elements Submitted to Real Compartment Fires

Shi Congling,Huo Ran,Li Yuanzhou,Peng Wei,Yao Bin

Journal Article

Deformation law of frozen wall through deep surface soil

Guo Yongfu

Journal Article

delamination on the stiffness of composite pipes under compressive transverse loading using cohesive zone

Sattar MALEKI, Roham RAFIEE, Abolfazl HASANNIA, Mohammad Reza HABIBAGAHI

Journal Article

Surface modification of titanium dioxide for electrophoretic particles

PENG Xuhui, LE Yuan, BIAN Shuguang, LI Woyuan, WU Wei, DAI Haitao, CHEN Jianfeng

Journal Article

The geological recognition breakthrough in Liaodong zone, which leading to the discovery of the large

Deng Yunhua

Journal Article