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Effects of rotor and stator geometry on dissolution process and power consumption in jet-flow high shear

Lin Yang, Wenpeng Li, Junheng Guo, Wei Li, Baoguo Wang, Minqing Zhang, Jinli Zhang

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 2,   Pages 384-398 doi: 10.1007/s11705-020-1928-7

Abstract: The jet-flow high shear mixer (JF-HSM) is a new type of intensified equipment with special configurationsThe flow characteristics were examined by computational fluid dynamic simulations.With the increase in the shear head size and the change in the rotor into a backward-curved blade, the

Keywords： jet-flow high shear mixer     solid particle dissolution     power consumption characteristics     CFD Simulation    

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Micromixing performance of the teethed high shear mixer under semi-batch operation

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 4,   Pages 546-559 doi: 10.1007/s11705-021-2069-3

Abstract: Herein the structural and operating parameters of the teethed high shear mixers were adjusted to studyAdditionally, computational fluid dynamics calculations were carried out to disclose the evolution of the flowpattern and turbulent energy dissipation rate of the semi-batch operated high shear mixer.work, which can provide valuable guidance on the design and optimization of the semi-batch operated highshear mixers in practical applications.

Keywords： high shear mixer     semi-batch operation     micromixing performance     Villermaux/Dushman system     segregation    

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Convective mass transfer from a horizontal rotating cylinder in a slot air jet flow

Hongting MA , Dandan MA , Na YANG ,

Frontiers in Energy 2009, Volume 3, Issue 3,   Pages 289-296 doi: 10.1007/s11708-009-0019-8

Abstract: The effects of air jet impinging on the mass transfer characteristics from a rotating spinning cylinder

Keywords： air jet impinging     rotating cylinder     critical point     mass transfer characteristics    

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Application and Prospects of Water Jet Technology in Petroleum Engineering

Shen Zhonghou,Li Gensheng,Wang Ruihe

Strategic Study of CAE 2002, Volume 4, Issue 12,   Pages 60-65

Abstract:

This paper presents the study and applications of water jet technology in petroleum engineering.basic equation and structure model of two kinds of resonating chamber are set up according to transient flowmodels and theories, three new kinds of bits, i.e. extended nozzle roller bit, self-resonating water jetbit and combined jet and mechanical rock-cutting bit, are developed.Also, the paper points the prospects of applications of water jet technology in deep-well drilling, low-permeability

Keywords： water jet technology     oil well drilling     oil & gas production     high and ultra-high pressure jet    

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Slender reinforced concrete shear walls with high-strength concrete boundary elements

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1,   Pages 138-151 doi: 10.1007/s11709-022-0897-y

Abstract: to the advancements in the field of concrete materials over the past few decades, concrete mixes of highcompressive strength, commonly referred to as high-strength concrete (HSC), have been developed.

Keywords： slender walls     high-strength concrete     rectangular and barbell-shaped walls     cold joints    

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Behavior and strength of headed stud shear connectors in ultra-high performance concrete of composite

Jianan QI, Yuqing HU, Jingquan WANG, Wenchao LI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5,   Pages 1138-1149 doi: 10.1007/s11709-019-0542-6

Abstract: This study presents an experimental and numerical investigation on the static behavior of headed stud shearconnectors in ultra-high performance concrete (UHPC) of composite bridges.observed on the concrete slab, indicating that UHPC slab exhibited good performance and could resist the highThe numerical and experimental results indicated that the shear capacity is supposed to be composed oftwo parts stud shank shear contribution and concrete wedge block shear contribution.

Keywords： ultra-high performance concrete     studs     shear strength     FE analysis     push-out test    

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Combined static mixers for high viscous fluids mixing

Zhenhao XI, Weizhen SUN, Ling ZHAO, Zhaoyan LIU

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 1,   Pages 93-96 doi: 10.1007/s11705-009-0112-x

Abstract: A new static mixer Cross-over-Disc has been invented to strip off the boundary layer and to make strong

Keywords： static mixer     Cross-over-Disc     pressure drop     mixing performance     high viscous fluid    

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Flexural and longitudinal shear performance of precast lightweight steel–ultra-high performance concrete

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 5,   Pages 704-721 doi: 10.1007/s11709-023-0941-6

Abstract: In this study, the flexural and longitudinal shear performances of two types of precast lightweight steel–ultra-highand a normal UHPC slab (NUS) are connected to a steel beam using headed studs through discontinuous shearpockets and full-length shear pockets, respectively.Results show that the longitudinal shear force of the CUS is greater than that of the NUS, whereas theshear pockets is 650 mm.

Keywords： precast steel–UHPC composite beam     flexural performance     longitudinal shear performance     parametric study    

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Design of hydraulic resonance of pulsed water - jet

Pu Jianing,Chen Ming

Strategic Study of CAE 2009, Volume 11, Issue 2,   Pages 36-42

Abstract:

By setting a sinusoidal pulsed flow generator and an air chamber at thehead and midst of conduit respectively , and elaborately structuring conditions of water jet systemThe sinusoidal pulsed flow generator is composed of a constant discharge pump and a piston cylinder fluctuating

Keywords： pulsed water- jet     hydraulic resonance     method of characteristics     variable time step method     Matlab     direct search algorithm     sinusoidal pulsed flow generator    

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Shear behavior of ultra-high-performance concrete beams prestressed with external carbon fiber-reinforced

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 6,   Pages 1426-1440 doi: 10.1007/s11709-021-0783-z

Abstract: The ultra-high-performance concrete (UHPC) and fiber-reinforced polymer (FRP) are well-accepted high-performanceThe shear span to depth ratio had a significant influence on the shear capacity, and the effective prestressingof the slender specimens with a shear span to depth ratio of 4.5.Further, a new shear design equation was proposed to take into account the effect of the shear span todepth ratio and the steel fiber content on shear capacity.

Keywords： beam     external prestressing     ultra-high-performance concrete     fiber-reinforced polymers     shear behavior    

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Simulation on Flow Field Characteristic of Restricted Wall-attached Jet in Heading Face

Wang Haiqiao,Liu Ronghua,Chen Shiqiang

Strategic Study of CAE 2004, Volume 6, Issue 8,   Pages 45-49

Abstract: wall-attached jet ventilation in heading face is set up and calculation boundary is analyzed.The flow field characteristics such as the flow field zoning, the starting segment of jet, the attachingcourse of jet and the changing pattern of jet velocity are obtained by numerical simulation.zone, impact jet wall-attached zone, back flow zone and eddy zone.The starting segment length of attached jet is shorter than thar of free attached jet.

Keywords： heading face     restricted wall-attached jet     k - ε model     numerical simulation    

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Stability of an annular viscous liquid jet in compressible gases with different properties inside andoutside of the jet

Chunji YAN, Maozhao XIE,

Frontiers in Energy 2010, Volume 4, Issue 2,   Pages 198-204 doi: 10.1007/s11708-009-0054-5

Abstract: A spatial linear instability analysis is conducted on an annular viscous liquid jet injected into compressiblegases and a three-dimensional model of the jet is developed.account differences between the velocities, densities of the gases inside and outside of the liquid jetcomputations reveal some basic characteristics in the breakup and atomization process of the liquid jetThe Mach number plays a destabilizing role and the inner Mach number has a greater effect on the jet

Keywords： liquid jet     dominant wave number     compressibility     instability    

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Shear design of high strength concrete prestressed girders

Emad L. LABIB,Hemant B. DHONDE,Thomas T. C. HSU,Y. L. MO

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 373-387 doi: 10.1007/s11709-014-0087-7

Abstract: However, shear design guidelines for high strength PC girders are not available in the current structuralRecently, ten 7.62 m (25 feet) long girders made with high strength concrete were designed, cast, andtested at the University of Houston (UH) to study the ultimate shear strength and the shear concreteThe UH-developed set of equations is a function of concrete strength ( ), web area ( ), shear span tostrength of high strength PC girders as the AASHTO LRFD (2010) code provisions.

Keywords： shear design     high strength concrete     prestressed girders     full-scale tests    

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Experimental investigation of multiphase flow behavior in drilling annuli using high speed visualization

Alap Ali ZAHID, Syed Raza ur REHMAN, Anwarul HASAN, S. RUSHD, Mohammad Azizur RAHMAN

Frontiers in Energy 2020, Volume 14, Issue 3,   Pages 635-643 doi: 10.1007/s11708-018-0582-y

Abstract: Imaging with high definition video camera is an important technique to visualize the drilling conditionsand to study the physics of complex multiphase flow associated with the hole cleaning process.The main advantage of visualizing multiphase flow in a drilling annulus is that the viewer can easilydistinguish fluid phases, flow patterns and thicknesses of cutting beds.kind of annular transportation were experimentally simulated and images were taken using a high definition

Keywords： visualization     horizontal annulus     hole cleaning     multiphase flow     image analysis     flow regime    

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Combustion and emissions of RP-3 jet fuel and diesel fuel in a single-cylinder diesel engine

Frontiers in Energy 2023, Volume 17, Issue 5,   Pages 664-677 doi: 10.1007/s11708-021-0787-3

Abstract: The combustion characteristics and emission behaviors of RP-3 jet fuel were studied and compared to commercialangle (CA) after top dead center (ATDC)) were adjusted to evaluate the engine performances of RP-3 jetIn comparison to diesel fuel, RP-3 jet fuel shows a retarded heat release and lagged combustion phaseAs a result, RP-3 jet fuel features a longer ignition delay (ID) time, a shorter combustion durationCompared with diesel fuel, the nitrogen oxides (NOx) emissions of RP-3 jet fuel are

Keywords： RP-3 jet fuel     diesel     engine     combustion     emissions    

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Title Author Date Type Operation

Effects of rotor and stator geometry on dissolution process and power consumption in jet-flow high shear

Lin Yang, Wenpeng Li, Junheng Guo, Wei Li, Baoguo Wang, Minqing Zhang, Jinli Zhang

Journal Article

Micromixing performance of the teethed high shear mixer under semi-batch operation

Journal Article

Convective mass transfer from a horizontal rotating cylinder in a slot air jet flow

Hongting MA , Dandan MA , Na YANG ,

Journal Article

Application and Prospects of Water Jet Technology in Petroleum Engineering

Shen Zhonghou,Li Gensheng,Wang Ruihe

Journal Article

Slender reinforced concrete shear walls with high-strength concrete boundary elements

Journal Article

Behavior and strength of headed stud shear connectors in ultra-high performance concrete of composite

Jianan QI, Yuqing HU, Jingquan WANG, Wenchao LI

Journal Article

Combined static mixers for high viscous fluids mixing

Zhenhao XI, Weizhen SUN, Ling ZHAO, Zhaoyan LIU

Journal Article

Flexural and longitudinal shear performance of precast lightweight steel–ultra-high performance concrete

Journal Article

Design of hydraulic resonance of pulsed water - jet

Pu Jianing,Chen Ming

Journal Article

Shear behavior of ultra-high-performance concrete beams prestressed with external carbon fiber-reinforced

Journal Article

Simulation on Flow Field Characteristic of Restricted Wall-attached Jet in Heading Face

Wang Haiqiao,Liu Ronghua,Chen Shiqiang

Journal Article

Stability of an annular viscous liquid jet in compressible gases with different properties inside andoutside of the jet

Chunji YAN, Maozhao XIE,

Journal Article

Shear design of high strength concrete prestressed girders

Emad L. LABIB,Hemant B. DHONDE,Thomas T. C. HSU,Y. L. MO

Journal Article

Experimental investigation of multiphase flow behavior in drilling annuli using high speed visualization

Alap Ali ZAHID, Syed Raza ur REHMAN, Anwarul HASAN, S. RUSHD, Mohammad Azizur RAHMAN

Journal Article

Combustion and emissions of RP-3 jet fuel and diesel fuel in a single-cylinder diesel engine

Journal Article