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Development of new systems of reinforced concrete　spatial grid structure in China

Ma Kejian,Zhang Huagang,Xiao Jianchun,Lu Yaqin

Strategic Study of CAE 2008, Volume 10, Issue 8,   Pages 22-34

Abstract: structure, open-web sandwich plate structure, open-web dual grid structure, cast-in-place concrete roundeye hollow plate structure, these new structure systems have been applied in the plate of public buildingsthrough bending the reinforced concrete open-web sandwich plate structure by one direction,and the reinforcedconcrete open-web sandwich hyperbolic flat shell structure through bending the reinforced concrete open-websandwich plate structure by the two directions These new spatial grid structure systems have the proprietary

Keywords： reinforced concrete     open-web sandwich plate     cast-in-place concrete round eye hollow plate     grid structure    

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Analysis and control of hydration heat of cast-in-place diaphragm of segmental precast box girder

Chen Yang,Zhong Yao,Zheng Kaiqi,Shen Bin,Meng Shaoping

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 99-103

Abstract: text-align: justify;">For the pier segment of the segmental precast bridge, the diaphragm is often casted in placeConsidering the volume of the diaphragm, it belongs to massive concrete,in which concrete hydration heatThe analysis shows that, the tensile stress at the outside of the webs is sufficient to lead to concrete

Keywords： concrete box girder     hydration heat     temperature field     stress field     cracks    

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Propagation characteristics of transient waves in low-strain integrity testing on cast-in-situ concrete

Hanlong LIU, Xuanming DING

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 2,   Pages 240-240 doi: 10.1007/s11709-009-0100-8

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Seismic performance of precast hollow bridge piers with different construction details

Zhiqiang WANG,Jiping GE,Hongyi WEI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 399-413 doi: 10.1007/s11709-014-0273-7

Abstract: Currently the design scheme of precast hollow concrete bridge piers will be adopted in bridge designFor comparative study of seismic performance of the hollow bridge piers which had different design details, six specimens of hollow section bridge pier were designed and tested.The specimens consist of the monolithic cast-in-place concrete bridge pier, precast segmental prestressedpier with cast-in-place joint and precast segmental concrete bridge pier with dry joints.

Keywords： hollow pier     seismic performance     cyclic load     precast concrete     bridge columns    

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Influence of surface cracking, anchor head profile, and anchor head size on cast-in headed anchors ingeopolymer concrete

Frontiers of Structural and Civil Engineering   Pages 1163-1187 doi: 10.1007/s11709-023-0987-5

Abstract: In this study, the concrete cone capacity, concrete cone angle, and load–displacement response of cast-inheaded anchors in geopolymer concrete are explored using numerical analyses.The concrete damaged plasticity (CDP) model in ABAQUS is used to simulate the behavior of concrete substratesThe tensile behavior of anchors in geopolymer concrete is compared with that in normal concrete as wellnormal concrete.

Keywords： cast-in anchor     concrete cone capacity     geopolymer concrete     head size     surface crack     anchor profile    

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Development of a novel hand−eye calibration for intuitive control of minimally invasive surgical robot

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-022-0698-y

Abstract: Robotic-assisted surgical system has introduced a powerful platform through dexterous instrument and hand−eyeObtaining the transformation with respect to the laparoscope and robot slave arm frames using hand−eyeWe proposed a novel two-step modified dual quaternion for hand−eye calibration in this study.The dual quaternion was exploited to solve the hand−eye calibration simultaneously and powered by anThe obtained hand−eye calibration result was applied to the intuitive control by using the hand−eye coordination

Keywords： minimally invasive surgery     hand−eye calibration     intuitive control     surgical robot     dual quaternion    

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Effect of size on biaxial flexural strength for cement-based materials by using a triangular plate method

Hakan T TURKER

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 8,   Pages 1017-1028 doi: 10.1007/s11709-022-0871-8

Abstract: strength (BFS) of Portland cement mortar was investigated by using the recently proposed triangular plateThe results indicated that increases in triangular plate specimen side length and specimen thickness

Keywords： testing     apparatus & methods     plain concrete     tensile properties     biaxial flexural strength     triangularplate method    

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Premature melt solidification during mold filling and its influence on the as-cast structure

M. WU, M. AHMADEIN, A. LUDWIG

Frontiers of Mechanical Engineering 2018, Volume 13, Issue 1,   Pages 53-65 doi: 10.1007/s11465-017-0437-y

Abstract: used as the initial conditions for the subsequent solidification simulation of the evolution of the as-cast

Keywords： premature solidification     mold filling     as-cast structure     modeling    

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Degree of bending of concrete-filled rectangular hollow section K-joints under balanced-axial loadings

Rui ZHAO; Yongjian LIU; Lei JIANG; Yisheng FU; Yadong ZHAO; Xindong ZHAO

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 4,   Pages 461-477 doi: 10.1007/s11709-022-0818-0

Abstract: Currently, no DoB parametric formula is available for concrete-filled rectangular hollow section

Keywords： fatigue assessment     K-joint     design equations     degree of bending     fracture mechanics    

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Acupuncture for the management of dry eye disease

Frontiers of Medicine 2022, Volume 16, Issue 6,   Pages 975-983 doi: 10.1007/s11684-022-0923-4

Abstract: The effectiveness of using acupuncture for dry eye disease (DED) is controversial.

Keywords： dry eye disease     xerophthalmus     acupuncture    

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Analysis and design of steel-concrete composite sandwich systems subjected to extreme loads

Kazi Md Abu SOHEL, Jat Yuen Richard LIEW, Min Hong ZHANG

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 3,   Pages 278-293 doi: 10.1007/s11709-011-0120-z

Abstract: (SCS) sandwich structural members comprising a lightweight concrete core with density ranged from 1300core and ultra high strength concrete core ( = 180 MPa).Novel J-hook shear connectors were invented to prevent the separation of face plates from the concretecore under extreme loads and their uses are not restricted by the concrete core thickness.are capable of resisting impact load with less damage in comparison than equivalent stiffened steel plate

Keywords： blast load     composite structure     impact load     lightweight concrete     sandwich plate     J-hook connector    

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Remote calibration system for frequency based on in-place benchmark

Xiaobin HONG, Guixiong LIU, Zhuokui WU, Xipeng DU,

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 3,   Pages 316-321 doi: 10.1007/s11465-010-0021-1

Abstract: on material object reference, a new model of a remote calibration system for frequency based on in-placepossesses some characteristics, such as high precision, good versatility, and no limitation of time and place

Keywords： remote calibration     in-place benchmark     frequency comparison     global position system (GPS)    

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Technological development and engineering applications of novel steel-concrete composite structures

Jianguo NIE, Jiaji WANG, Shuangke GOU, Yaoyu ZHU, Jiansheng FAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 1-14 doi: 10.1007/s11709-019-0514-x

Abstract: engineering community, the development and proposition of novel resource-saving high-performance steel-concretecrack control technique based on uplift-restricted and slip-permitted (URSP) connectors, the steel plateconcrete composite (SPCC) strengthen technique, and the innovative composite joints.By improving and revising traditional structure types, the comprehensive superiority of steel-concreteThe research results also indicate that the high-performance steel-concrete composite structures have

Keywords： structure     bi-directional composite     composite transfer     uplift-restricted and slip-permitted connectors     steel plateconcrete composite strengthen    

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promotes macrophage pyroptosis by driving the glycolytic reprogramming of corneal epithelial cells in dry eye

Frontiers of Medicine 2023, Volume 17, Issue 4,   Pages 781-795 doi: 10.1007/s11684-023-0986-x

Abstract: Tear film hyperosmolarity plays a core role in the development of dry eye disease (DED) by mediating

Keywords： dry eye disease     glycolytic reprogramming     pyroptosis     inflammation     2-DG    

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Multi-objective optimization of surface texture for the slipperswash plate interface in EHA pumps

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 4, doi: 10.1007/s11465-022-0704-4

Abstract: multi-objective optimization model to obtain the arbitrarily surface textures design of the slipper/swash plateimprovement in mechanical and volumetric efficiency by 1.4% and 0.8%, respectively, with the textured swash plate

Keywords： electro-hydrostatic actuator     axial piston pump     slipper/swash plate interface     multi-objective optimization    

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Title Author Date Type Operation

Development of new systems of reinforced concrete　spatial grid structure in China

Ma Kejian,Zhang Huagang,Xiao Jianchun,Lu Yaqin

Journal Article

Analysis and control of hydration heat of cast-in-place diaphragm of segmental precast box girder

Chen Yang,Zhong Yao,Zheng Kaiqi,Shen Bin,Meng Shaoping

Journal Article

Propagation characteristics of transient waves in low-strain integrity testing on cast-in-situ concrete

Hanlong LIU, Xuanming DING

Journal Article

Seismic performance of precast hollow bridge piers with different construction details

Zhiqiang WANG,Jiping GE,Hongyi WEI

Journal Article

Influence of surface cracking, anchor head profile, and anchor head size on cast-in headed anchors ingeopolymer concrete

Journal Article

Development of a novel hand−eye calibration for intuitive control of minimally invasive surgical robot

Journal Article

Effect of size on biaxial flexural strength for cement-based materials by using a triangular plate method

Hakan T TURKER

Journal Article

Premature melt solidification during mold filling and its influence on the as-cast structure

M. WU, M. AHMADEIN, A. LUDWIG

Journal Article

Degree of bending of concrete-filled rectangular hollow section K-joints under balanced-axial loadings

Rui ZHAO; Yongjian LIU; Lei JIANG; Yisheng FU; Yadong ZHAO; Xindong ZHAO

Journal Article

Acupuncture for the management of dry eye disease

Journal Article

Analysis and design of steel-concrete composite sandwich systems subjected to extreme loads

Kazi Md Abu SOHEL, Jat Yuen Richard LIEW, Min Hong ZHANG

Journal Article

Remote calibration system for frequency based on in-place benchmark

Xiaobin HONG, Guixiong LIU, Zhuokui WU, Xipeng DU,

Journal Article

Technological development and engineering applications of novel steel-concrete composite structures

Jianguo NIE, Jiaji WANG, Shuangke GOU, Yaoyu ZHU, Jiansheng FAN

Journal Article

promotes macrophage pyroptosis by driving the glycolytic reprogramming of corneal epithelial cells in dry eye

Journal Article

Multi-objective optimization of surface texture for the slipperswash plate interface in EHA pumps

Journal Article