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monitoring of the strengthening construction of a segmental box girder bridge and field testing of externalprestressing tendons anchorage

Ali Fadhil NASER, Zonglin WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3,   Pages 308-320 doi: 10.1007/s11709-012-0140-3

Abstract: , or mixed tendons.The objectives of this study are to monitor the construction process of the external prestressing tendonsThe monitoring process of the external prestressing tendons construction includes inspecting the crackstendons in each level of the tension; and measuring the natural frequency of the external tendons aftertendons.

Keywords： prestressed concrete     box girder     monitoring     external tendons     strain     deflection    

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

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

Abstract: investigation on the shear behavior of UHPC beams reinforced with glass FRP (GFRP) and prestressed with externalcarbon FRP (CFRP) tendons.

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

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Reinforcement design of anchor blocks for external tendons

Hong Hao,Tong Yuqiang ,He Zhiqi,Liu Zhao

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 95-98

Abstract:

Reinforced blocks are common anchorage forms for external tendons.

Keywords： anchor block     external prestressing     reinforcement design     bursting force     cantilever action     tie-back    

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Full scale model test of segmental precast concrete box girder with external and internal tendons

Zheng Kaiqi,Bu Hongqi,Liu Zhao,Hui Zhuo,Lv Zhitao

Strategic Study of CAE 2013, Volume 15, Issue 8,   Pages 89-94

Abstract: Also, the stress increment of prestress tendons is linear to the mid-span moment change.

Keywords： segmental precast     model test     external prestress     full scale test    

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Progress in Studies on Flexural Behaviors of Concrete Beams Prestressed with FRP Tendons

Deng Zongcai,Wang Zuohu,Du Xiuli,Liu Jingyuan

Strategic Study of CAE 2006, Volume 8, Issue 8,   Pages 86-91

Abstract:

Studies on concrete structures prestressed with FRP tendons have been emphasized in engineering structureof internal bonded, internally unbonded and externally unbonded prestressed concrete beams with FRP tendons

Keywords： FRP tendons     prestressed concrete beams     flexural behaviors    

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nitride enabled benzimidazoles production from furyl/aryl bio-alcohols and -nitroanilines without an external

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 1,   Pages 68-81 doi: 10.1007/s11705-022-2174-y

Abstract: carbon catalysts (Co/CNx-T, T denotes the pyrolysis temperature) without using an external

Keywords： biomass conversion     furanic compounds     benzimidazoles     hydrogen transfer     bifunctional catalysis    

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Unified solution of limit loads of thick wall cylinder subject to external pressure considering strain

CHEN Changfu, XIAO Shujun, YANG Yu

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 3,   Pages 329-333 doi: 10.1007/s11709-007-0043-x

Abstract: and the elastic and plastic limit loads of a thick-walled cylinder made of these materials subject to externalIn addition, the influence of some factors on the limit loads of such cylinders as the ratio of the external
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Ductile extension of 3-D external circumferential cracks in pipe structures

Wuchao YANG, Xudong QIAN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 3,   Pages 294-303 doi: 10.1007/s11709-011-0115-9

Abstract: This study investigates the ductile fracture resistance of 3-D external circumferential cracks in the

Keywords： ductile fracture     computational cell method     G-T model     J-R curve    

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Mesh relationship modeling and dynamic characteristic analysis of external spur gears with gear wear

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 1,   Pages 9-9 doi: 10.1007/s11465-021-0665-z

Abstract: paper aims to establish the model of mesh relationship and reveal the vibration characteristics of external

Keywords： gear wear     mesh relationship     mesh stiffness     transmission error     vibration characteristics    

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patients with advanced malignant obstructive jaundice treated by percutaneous transhepatic biliary external

ZHU Lidong, CHEN Xiaoping

Frontiers of Medicine 2007, Volume 1, Issue 4,   Pages 364-368 doi: 10.1007/s11684-007-0070-y

Abstract: function of advanced malignant obstructive jaundice (MOJ) treated by percutaneous transhepatic biliary externalFifty-two external drainage tubes were placed in 41 cases of percutaneous transhepatic biliary externalTNF- in percutaneous transhepatic biliary external and internal groups decreased from (108.58±19.95)There was no difference in external drainage group (>0.05).Percutaneous transhepatic biliary internal or external drainage was an effective and important method
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Study on Finite Element Method for Calculation of Stress on External Ring of One-way Clutch

Luo Yixin,Wu Bo

Strategic Study of CAE 2004, Volume 6, Issue 9,   Pages 56-59

Abstract:

At present there is no appropriate method for calculation of stress on external ring of a one-wayIn this paper, according to characteristics of the external ring, the method of finite element analyaisused, the factors which have influence on computational accuracy have been studied, and the stress on externalfinite element analyais is really an attractive method for the calculation of stress on parts similar to external

Keywords： clutch     external ring     stress     finite element    

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Intrinsic kinetics and external diffusion of catalytic steam gasification of fine coal char particles

Xuantao Wu, Jie Wang

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 2,   Pages 415-426 doi: 10.1007/s11705-018-1725-8

Abstract: particles was carried out using a self-made laboratory reactor to determine the intrinsic kinetics and externalThe external mass transfer coefficients ( ) and the effectiveness factors were determined at lower GFVsAn intrinsic kinetics/external diffusion integrating model could well describe the gasification rate

Keywords： coal char     catalytic steam gasification     pressure     kinetics     diffusion    

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Aggravation of membrane fouling and methane leakage by a three-phase separator in an external anaerobic

Chao Pang, Chunhua He, Zhenhu Hu, Shoujun Yuan, Wei Wang

Frontiers of Environmental Science & Engineering 2019, Volume 13, Issue 4, doi: 10.1007/s11783-019-1131-6

Abstract:

The existence of three-phase separator did not affect COD removal in the EAnCMBR.

The existence of three-phase separator aggravated methane leakage of EAnCMBR.

The existence of three-phase separator aggravated membrane fouling rate of EAnCMBR.

Start-up of EAnCMBR equipped three-phase separator was slightly delayed.

Keywords： Anaerobic membrane bioreactor     Three-phase separator     Membrane fouling     Methane leakage     Sludge property    

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Differential diagnosis of cervical nerve compression syndrome of the external intervertebral foramen

WANG Jinwu, NI Weifeng, XU Jianguang, ZHU Haibo, GUO Shangchun, ZENG Bingfang, ZHAO Binghui

Frontiers of Medicine 2007, Volume 1, Issue 2,   Pages 177-180 doi: 10.1007/s11684-007-0033-3

Abstract: aim of the present research is to study the mechanism of cervical nerve compression syndrome of the externalcelecoxib (COX)-2 inhibitor were performed in 20 patients with cervical nerve compression syndrome of the externalFifteen cases with cervical nerve compression syndrome of the external intervertebral foramen were healedThe etiology of cervical nerve compression syndrome of the external intervertebral foramen lies in theDiagnostic treatment was propitious to differentiate cervical nerve compression syndrome of the external

Keywords： satisfactory     COX     minimus     operation     compression syndrome    

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Analysis and countermeasures of natural gas development in China

Wenzhi ZHAO, Ailin JIA, Guosheng ZHANG

Frontiers of Engineering Management 2019, Volume 6, Issue 4,   Pages 477-484 doi: 10.1007/s42524-019-0064-x

Abstract: Therefore, its external dependency should be under 50% and not exceed 60%.

Keywords： natural gas     yield     consumption     external dependency     security situation    

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Title Author Date Type Operation

monitoring of the strengthening construction of a segmental box girder bridge and field testing of externalprestressing tendons anchorage

Ali Fadhil NASER, Zonglin WANG

Journal Article

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

Journal Article

Reinforcement design of anchor blocks for external tendons

Hong Hao,Tong Yuqiang ,He Zhiqi,Liu Zhao

Journal Article

Full scale model test of segmental precast concrete box girder with external and internal tendons

Zheng Kaiqi,Bu Hongqi,Liu Zhao,Hui Zhuo,Lv Zhitao

Journal Article

Progress in Studies on Flexural Behaviors of Concrete Beams Prestressed with FRP Tendons

Deng Zongcai,Wang Zuohu,Du Xiuli,Liu Jingyuan

Journal Article

nitride enabled benzimidazoles production from furyl/aryl bio-alcohols and -nitroanilines without an external

Journal Article

Unified solution of limit loads of thick wall cylinder subject to external pressure considering strain

CHEN Changfu, XIAO Shujun, YANG Yu

Journal Article

Ductile extension of 3-D external circumferential cracks in pipe structures

Wuchao YANG, Xudong QIAN

Journal Article

Mesh relationship modeling and dynamic characteristic analysis of external spur gears with gear wear

Journal Article

patients with advanced malignant obstructive jaundice treated by percutaneous transhepatic biliary external

ZHU Lidong, CHEN Xiaoping

Journal Article

Study on Finite Element Method for Calculation of Stress on External Ring of One-way Clutch

Luo Yixin,Wu Bo

Journal Article

Intrinsic kinetics and external diffusion of catalytic steam gasification of fine coal char particles

Xuantao Wu, Jie Wang

Journal Article

Aggravation of membrane fouling and methane leakage by a three-phase separator in an external anaerobic

Chao Pang, Chunhua He, Zhenhu Hu, Shoujun Yuan, Wei Wang

Journal Article

Differential diagnosis of cervical nerve compression syndrome of the external intervertebral foramen

WANG Jinwu, NI Weifeng, XU Jianguang, ZHU Haibo, GUO Shangchun, ZENG Bingfang, ZHAO Binghui

Journal Article

Analysis and countermeasures of natural gas development in China

Wenzhi ZHAO, Ailin JIA, Guosheng ZHANG

Journal Article