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improved biomass-fired cogeneration system simultaneously using extraction steam, cooling water, and feedwater

Frontiers in Energy 2022, Volume 16, Issue 2,   Pages 321-335 doi: 10.1007/s11708-021-0741-4

Abstract: steam), the extraction steam from the turbine, the cooling water from the plant condenser, and the low-pressurefeedwater from the feedwater preheating system were collectively used for producing district heat in

Keywords： cogeneration     district heat production system     absorption heat pump     extraction steam     cooling water     low-pressurefeedwater    

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Ionic strength directed self-assembled polyelectrolyte single-bilayer membrane for low-pressure nanofiltration

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 5,   Pages 699-708 doi: 10.1007/s11705-021-2093-3

Abstract: ∙h–1∙bar–1 and Na2SO4 rejection of 97.1% ± 0.8% under a lowapplied pressure of 1 bar.

Keywords： layer-by-layer self-assembly     single bilayer     nanofiltration membrane     desalination    

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Using mRNA to investigate the effect of low-pressure ultraviolet disinfection on the viability of

Chao Yang, Wenjun Sun, Xiuwei Ao

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 2, doi: 10.1007/s11783-019-1111-x

Abstract:

UV can induce damages on mRNA consistently among different genes.

SOS response was more active after UV treatment.

Programmed cell death was not found to be more active after UV treatment.

Keywords： UV disinfection     Viability     mRNA     SOS response     Programmed cell death    

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Theoretical study of failure in composite pressure vessels subjected to low-velocity impact and internalpressure

Roham RAFIEE, Hossein RASHEDI, Shiva REZAEE

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 6,   Pages 1349-1358 doi: 10.1007/s11709-020-0650-3

Abstract: aimed to be developed in this research for predicting the failure in internally pressurized composite pressurevessels exposed to low-velocity impact.For this purpose, layer-wise theory is employed in a composite cylinder under internal pressure and low-velocity

Keywords： composite pressure vessel     low-velocity impact     failure     theoretical solution     progressive damage modeling    

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Study of the robustness of a low-temperature dual-pressure process for removal of CO

Stefania Moioli, Laura A. Pellegrini, Paolo Vergani, Fabio Brignoli

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 2,   Pages 209-225 doi: 10.1007/s11705-017-1688-1

Abstract: by most of world population and the consequent increasing demand for energy are making unexploited lowIn this work, a new process for the purification of natural gas based on a low temperature distillation

Keywords： CO2 capture     innovative process     cryogenic distillation     dynamic simulation     solid-liquid-vapor equilibrium    

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Catalytic ozonation of reactive red X-3B in aqueous solution under low pressure: decolorization and OH

Hong SUN,Min SUN,Yaobin ZHANG,Xie QUAN

Frontiers of Environmental Science & Engineering 2015, Volume 9, Issue 4,   Pages 591-595 doi: 10.1007/s11783-014-0694-5

Abstract: The operating variables such as reaction pressure and ozone supply had a positive influence on the degradation

Keywords： catalytic ozonation     reactive red X-3B     ceramic honeycomb     hydroxyl radical (OH·)    

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Spray characteristics of high-pressure swirl injector fueled with alcohol

WANG Xibin, CHEN Wansheng, GAO Jian, JIANG Deming, HUANG Zuohua

Frontiers in Energy 2007, Volume 1, Issue 1,   Pages 105-112 doi: 10.1007/s11708-007-0012-z

Abstract: The spray characteristics of methanol and ethanol with high-pressure swirl injector were explored experimentallyUnder the low back-pressure ambient conditions, the spray behavior exhibited a hollow cone with wideVortexes in the opposite direction existed in the rear part of the spray under low back-pressure ambientThe SMD profile of methanol coincided well with that of ethanol under low back-pressure ambient conditions, but displayed a slightly larger value under high back-pressure due to fuel evaporation.

Keywords： low back-pressure     diameter     initial spray     hollow     middle    

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Novel technologies for the lost foam casting process

Wenming JIANG, Zitian FAN

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1,   Pages 37-47 doi: 10.1007/s11465-018-0473-2

Abstract: mechanical properties for the Al and Mg LFC processes, and defective carburization for the low carbonthe present study developed several novel LFC technologies, namely, LFC technologies under vacuum and lowpressure, vibration solidification, and pressure solidification conditions; expendable shell castingThe results showed that the LFC under vacuum and low pressure evidently improved the filling abilityThe vibration and pressure solidifications increased the compactness of the castings and refined the

Keywords： LFC under vacuum and low pressure     vibration solidification     pressure solidification     expendable shell casting    

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Separation of

Wei Hou, Qingjun Zhang, Aiwu Zeng

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5,   Pages 1169-1184 doi: 10.1007/s11705-020-2018-6

Abstract: study, vapor recompression and heat integration assisted distillation arrangements with either the lowor high pressure in the reflux drum are proposed to reduce and/or eliminate the application of the costlyThe high-pressure arrangement with vapor recompression and heat integration is the most attractive amongThe results demonstrate that the high-pressure configuration presents unique advantages in terms of thermodynamicefficiency compared to the low-pressure case.

Keywords： n-heptane/isobutanol     vapor recompression     heat integration     low and/or high-pressure options    

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Experimental study of wind loads on gable roofs of low-rise buildings with overhangs

Peng HUANG, Ling TAO, Ming GU, Yong QUAN

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 3,   Pages 300-317 doi: 10.1007/s11709-018-0449-7

Abstract:

Gable roofs with overhangs (eaves) are the common constructions of low-rise buildings on the southeasternThe wind pressure distributions on gable roofs of low-rise buildings are investigated by a series ofThe block pressure coefficients and worst negative (block) pressure coefficients on different roof regionsof low-rise buildings are proposed for the main structure and building envelope, respectively.Lastly, the block pressure coefficients and worst negative pressure coefficients are recommended to guide

Keywords： low-rise building     gable roof     wind loads     wind tunnel test     block pressure coefficient     load code    

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A prototype online database-enabled design framework for wind analysis/design of low-rise buildings

Dae Kun KWON,Ahsan KAREEM,Deepak KUMAR,Yukio TAMURA

Frontiers of Structural and Civil Engineering 2016, Volume 10, Issue 1,   Pages 121-130 doi: 10.1007/s11709-015-0329-3

Abstract: This study presents a development of an advanced cyberbased database-enabled design module for low-riseestimation of the wind-induced responses for main wind force resisting frames by making direct use of pressuretime histories measured at a large number of pressure taps over a suite of building models.

Keywords： wind loads     low-rise building     pressure measurement     aerodynamics     building design     structural response     building    

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Piezoresistive pressure sensor with high sensitivity for medical application using peninsula-island structure

Tingzhong XU, Hongyan WANG, Yong XIA, Zhiming ZHAO, Mimi HUANG, Jiuhong WANG, Libo ZHAO, Yulong ZHAO, Zhuangde JIANG

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 4,   Pages 546-553 doi: 10.1007/s11465-017-0447-9

Abstract:

A novel micro-electromechanical systems piezoresistive pressure sensor with a diagonally positionedpeninsula-island structure has high sensitivity for ultra-low-pressure measurement.The pressure sensor was designed with a working range of 0–500 Pa and had a high sensitivity ofdetect the pressure variation in the pipettor chamber.Therefore, the proposed pressure sensor has strong potential for medical equipment application.

Keywords： MEMS     low pressure sensor     peninsula-island     ultra-high sensitivity     medical application    

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Experiments on the effect of the pressure on the mineral transformation of coal ash under the different

Nijie JING, Qinhui WANG, Zhongyang LUO, Tao JIE, Xiaomin LI, Kefa CEN

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 394-399 doi: 10.1007/s11705-010-0505-x

Abstract: effect of the pressures, reaction atmospheres and coal ash species on the ash fusibility with high-pressureThese results indicate that the pressure restrains the transformation and decomposition of minerals.Many low-temperature minerals are still present under the elevated pressure.And later, it transforms into sanidine at high pressure; thus, the melting temperature of coal ash mayWhile under the H O atmosphere, there are magnetite and anorthoclase, which may produce the low-temperature

Keywords： ash fusibility     XRD analysis     PTGA     low-temperature eutectic    

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The Pressure Sensitivity of Fractures and Its Development Significance for Extra Low-permeability Sandstone

Zeng Lianbo,Shi Chengen,Wang Yongkang,Li Shuheng,Wan Xiaolong,Cui Panfeng

Strategic Study of CAE 2007, Volume 9, Issue 11,   Pages 35-38

Abstract: in the extra low-permeability sandstone reservoirs,  the contrast experiment among matrix sample,  bearing natural fracture sample and bearing artifieial fracture sample of extra low-permeabilityextra low-permeability reservoirs.have strong pressure sensitivity.low-permeability sandstone reservoirs.

Keywords： fracture     pressure sensitivity     extra low-permeability sandstone reservoir     Ordos basin    

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Pressure Drop Characteristics of Flow Boiling in Microchannel With Low Aspect Ratio

Zhang Binglei,Xu Jinliang and Xiao Zejun

Strategic Study of CAE 2007, Volume 9, Issue 12,   Pages 86-93

Abstract: Pressure drops of flow boiling in a single microchannel having low aspect ratio were studied with effectsThe comparison indicates that the homogeneous flow model cannot predict the twophase pressure drop wellChisholm,Lee and Lee,Mishima,Qu and Mudawar , separated flow model also failed to predict the twophase pressurefor C which decreased with the decreasing mass flux .A new correlation to predict the twophase flow pressure.It includes the effect of the hydraulic diameter and the effect of mass flux on the twophase flow pressure

Keywords： pressure drop characteristics；homogeneous flow model；separated flow model；microchannel；flow boiling    

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Title Author Date Type Operation

improved biomass-fired cogeneration system simultaneously using extraction steam, cooling water, and feedwater

Journal Article

Ionic strength directed self-assembled polyelectrolyte single-bilayer membrane for low-pressure nanofiltration

Journal Article

Using mRNA to investigate the effect of low-pressure ultraviolet disinfection on the viability of

Chao Yang, Wenjun Sun, Xiuwei Ao

Journal Article

Theoretical study of failure in composite pressure vessels subjected to low-velocity impact and internalpressure

Roham RAFIEE, Hossein RASHEDI, Shiva REZAEE

Journal Article

Study of the robustness of a low-temperature dual-pressure process for removal of CO

Stefania Moioli, Laura A. Pellegrini, Paolo Vergani, Fabio Brignoli

Journal Article

Catalytic ozonation of reactive red X-3B in aqueous solution under low pressure: decolorization and OH

Hong SUN,Min SUN,Yaobin ZHANG,Xie QUAN

Journal Article

Spray characteristics of high-pressure swirl injector fueled with alcohol

WANG Xibin, CHEN Wansheng, GAO Jian, JIANG Deming, HUANG Zuohua

Journal Article

Novel technologies for the lost foam casting process

Wenming JIANG, Zitian FAN

Journal Article

Separation of

Wei Hou, Qingjun Zhang, Aiwu Zeng

Journal Article

Experimental study of wind loads on gable roofs of low-rise buildings with overhangs

Peng HUANG, Ling TAO, Ming GU, Yong QUAN

Journal Article

A prototype online database-enabled design framework for wind analysis/design of low-rise buildings

Dae Kun KWON,Ahsan KAREEM,Deepak KUMAR,Yukio TAMURA

Journal Article

Piezoresistive pressure sensor with high sensitivity for medical application using peninsula-island structure

Tingzhong XU, Hongyan WANG, Yong XIA, Zhiming ZHAO, Mimi HUANG, Jiuhong WANG, Libo ZHAO, Yulong ZHAO, Zhuangde JIANG

Journal Article

Experiments on the effect of the pressure on the mineral transformation of coal ash under the different

Nijie JING, Qinhui WANG, Zhongyang LUO, Tao JIE, Xiaomin LI, Kefa CEN

Journal Article

The Pressure Sensitivity of Fractures and Its Development Significance for Extra Low-permeability Sandstone

Zeng Lianbo,Shi Chengen,Wang Yongkang,Li Shuheng,Wan Xiaolong,Cui Panfeng

Journal Article

Pressure Drop Characteristics of Flow Boiling in Microchannel With Low Aspect Ratio

Zhang Binglei,Xu Jinliang and Xiao Zejun

Journal Article