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Design, Characterization, and 3D Printing of Cardiovascular Stents with Zero Poisson’s Ratio in Longitudinal Deformation Article

Chengjin Wang, Lei Zhang, Yongcong Fang, Wei Sun

Engineering 2021, Volume 7, Issue 7,   Pages 979-990 doi: 10.1016/j.eng.2020.02.013

Abstract: In this study, we develop a novel screw extrusion-based 3D printing system with a new designed mini-screwIn conclusion, the screw extrusion-based 3D printing system shows potential for customizable stent fabrication

Keywords： Additive manufacturing     3D printing     Screw extrusion     Cardiovascular stent     Zero Poisson’s ratio    

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Modeling limit force capacities of high force to volume lead extrusion dampers

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 3,   Pages 609-622 doi: 10.1007/s11709-021-0724-x

Abstract: Lead extrusion dampers are supplemental energy-dissipation devices that are used to mitigate seismicand lower-bound force capacity estimates from analytical mechanics based on direct and indirect metal extrusionequations are strictly functions of HF2V device geometric parameters, lead material properties, and extrusionThe upper-bound estimates from direct and indirect extrusion are denoted as (FUB,1,estimates are denoted as (FLB, FLB,1) based on the combination of extrusion

Keywords： extrusion     lead dampers     upper and lower bound     analytical modelling     limit force    

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Simulation of cottonseed cake melt flow in metering zone of a single screw extruder

Hong HE, Jianguo ZHOU,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 3,   Pages 263-269 doi: 10.1007/s11705-009-0276-4

Abstract: Research on the extrusion of natural polymers (food, feed, etc.) is relatively new due to the complexThe structure and composition, rheological behavior as well as extrusion processing of natural polymerinfluence of moisture content, among other process variables, is the most significant, followed by screwSome interaction exists between these two variables and the screw speed effect becomes marginal at high

Keywords： quasi-three-dimensional     rheological     viscosity     processing     influence    

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Computer-Aided Design System for CP Single-Screw Compressor

SHEN Jing-feng, YAO Fu-sheng

Frontiers of Mechanical Engineering 2006, Volume 1, Issue 1,   Pages 21-25 doi: 10.1007/s11465-005-0018-3

Abstract:

To design various optimum parameters and simulate the working process of CP single-screw compressor, the Computer-Aided Design (CAD) system for the CP single-screw compressor has been established.function and animator simulation function based on analyzing the working principle of the CP single-screwThe experimental results show that the CAD system for the CP single-screw compressor is practical and

Keywords： CP single-screw     database technology     simulation technology     programming technology     animator simulation    

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Development of lunar regolith-based composite for - 3D printing via high-pressure extrusion system

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0745-8

Abstract: In this work, we proposed a cost-effective melting extrusion system for lunar regolith-based compositeThe high-pressure extrusion system is helpful to enhance the interface affinity of polymer binders withHigh-pressure melt extrusion for lunar regolith composite can increase the effective loading fraction

Keywords： in-situ resource utilization     melt extrusion molding     lunar regolith-based composites    

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Effect of surgical factors on the augmentation of cement-injectable cannulated pedicle screw fixation

Haolin Sun, Chun Liu, Shunlun Chen, Yanjie Bai, Huilin Yang, Chunde Li, Lei Yang

Frontiers of Medicine 2019, Volume 13, Issue 5,   Pages 590-601 doi: 10.1007/s11684-019-0710-z

Abstract: Bone cement-augmented pedicle screw system demonstrates great efficacy in spinal disease treatments.injectable and biodegradable calcium phosphate-based nanocomposite (CPN) for the augmentation of pedicle screwSurgical factors in CICPs application, such as injection force, tapping technique, screw diameter, andpedicle screw loosening scenarios, were studied in comparison with those in PMMA.and anti-pullout ability of CPN were not affected by the surgical factors of tapping technique and screw

Keywords： bone cement     pedicle screw     degenerative spinal diseases     calcium phosphate     injectable    

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Effect of extrusion temperature on the physical properties of high-silicon aluminum alloy

YANG Fuliang, GAN Weiping, CHEN Zhaoke

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 1,   Pages 120-124 doi: 10.1007/s11465-007-0021-y

Abstract: Al-30Si and Al-40Si are fabricated with air-atomization and vacuum-canning hot-extrusion process.hermeticity and thermal expansion coefficients of the material are measured, and the relationship between extrusionprepared with this method is as high as 99.64% of the theory density, and increases with elevating extrusionAt the same time, thermal conductivity varies between 104-140 W/(m " K); with the extrusion temperature

Keywords： coefficient     hermeticity     temperature     relationship     air-atomization    

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Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Frontiers of Mechanical Engineering 2010, Volume 5, Issue 4,   Pages 423-430 doi: 10.1007/s11465-010-0109-7

Abstract: To obtain the explicit function for optimizing the cutting-screw-thread (CST) in crash, the simulations

Keywords： vehicle engineering     crash     safety     explicit method     response surface method    

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A rolling 3-UPU parallel mechanism

Zhihuai MIAO, Yan’an YAO, Xianwen KONG

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 4,   Pages 340-349 doi: 10.1007/s11465-013-0282-6

Abstract: The degree-of-freedom of the mechanism is analyzed using screw theory.

Keywords： parallel mechanism     rolling mechanism     screw theory    

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New technique of precision necking for long tubes with variable wall thickness

Yongqiang GUO, Chunguo XU, Jingtao HAN, Zhengyu WANG

Frontiers of Mechanical Engineering 2020, Volume 15, Issue 4,   Pages 622-630 doi: 10.1007/s11465-019-0565-7

Abstract: analyzed the deformation law of rear axles with variable wall thickness under bidirectional horizontal extrusionA new technology of two-step heating and two-step extrusion for a 13 t rear axle was developed, qualified

Keywords： extrusion     rear axle     necking coefficient     temperature gradient    

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Reactive Extrusion (REx): Using Chemistry and Engineering to Solve the Problem of Ocean Plastics

Philippe Dubois

Engineering 2022, Volume 14, Issue 7,   Pages 15-18 doi: 10.1016/j.eng.2021.12.009

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Development of oxide dispersion strengthened ferritic steels with and without aluminum

Jae Hoon LEE

Frontiers in Energy 2012, Volume 6, Issue 1,   Pages 29-34 doi: 10.1007/s11708-012-0178-x

Abstract: The as-milled powders were consolidated by hot extrusion at 1423 K.transverse direction, probably due to anisotropy of the microstructure with elongated grains in the hot-extrusion

Keywords： oxide dispersion strengthened (ODS) steel     milling     extrusion     aluminum     yttria    

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An Intelligent Non-Collocated Control Strategy for Ball-Screw Feed Drives with Dynamic Variations

Hui Liu, Jun Zhang, Wanhua Zhao

Engineering 2017, Volume 3, Issue 5,   Pages 641-647 doi: 10.1016/J.ENG.2017.04.007

Abstract:

The ball-screw feed drive has varying high-order dynamic characteristics due to flexibilities of theslender screw spindle and joints between components, and an obvious feature of non-collocated control

Keywords： Ball-screw feed drives     Varying high-order dynamics     Non-collocated control     Modal characteristic modifier    

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Design of a novel side-mounted leg mechanism with high flexibility for a multi-mission quadruped earth rover BJTUBOT

Frontiers of Mechanical Engineering 2023, Volume 18, Issue 2, doi: 10.1007/s11465-022-0740-0

Abstract: Subsequently, by evaluating the basic locomotion task (LT) of the rover based on screw theory, we determine

Keywords： design synthesis     parallel mechanism     hybrid leg mechanism     screw theory     quadruped robot    

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Influence of Rigidity of Feed System With Ball Screw in NC Lathe on Positioning Precision

Wu Nanxing,Hu Rufu,Sun Qinghong

Strategic Study of CAE 2004, Volume 6, Issue 9,   Pages 46-49

Abstract:

Rigidity of feed system with ball screw in NC lathe has a major influence on loss of momentum and

Keywords： NC lathe     rigidity     loss of momentum     positioning precision    

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Title Author Date Type Operation

Design, Characterization, and 3D Printing of Cardiovascular Stents with Zero Poisson’s Ratio in Longitudinal Deformation

Chengjin Wang, Lei Zhang, Yongcong Fang, Wei Sun

Journal Article

Modeling limit force capacities of high force to volume lead extrusion dampers

Journal Article

Simulation of cottonseed cake melt flow in metering zone of a single screw extruder

Hong HE, Jianguo ZHOU,

Journal Article

Computer-Aided Design System for CP Single-Screw Compressor

SHEN Jing-feng, YAO Fu-sheng

Journal Article

Development of lunar regolith-based composite for - 3D printing via high-pressure extrusion system

Journal Article

Effect of surgical factors on the augmentation of cement-injectable cannulated pedicle screw fixation

Haolin Sun, Chun Liu, Shunlun Chen, Yanjie Bai, Huilin Yang, Chunde Li, Lei Yang

Journal Article

Effect of extrusion temperature on the physical properties of high-silicon aluminum alloy

YANG Fuliang, GAN Weiping, CHEN Zhaoke

Journal Article

Explicit optimization method for cutting-screw-thread on the basis of dual-RSM

Zhengbao LEI, Shubin WEI, Qingyun DU

Journal Article

A rolling 3-UPU parallel mechanism

Zhihuai MIAO, Yan’an YAO, Xianwen KONG

Journal Article

New technique of precision necking for long tubes with variable wall thickness

Yongqiang GUO, Chunguo XU, Jingtao HAN, Zhengyu WANG

Journal Article

Reactive Extrusion (REx): Using Chemistry and Engineering to Solve the Problem of Ocean Plastics

Philippe Dubois

Journal Article

Development of oxide dispersion strengthened ferritic steels with and without aluminum

Jae Hoon LEE

Journal Article

An Intelligent Non-Collocated Control Strategy for Ball-Screw Feed Drives with Dynamic Variations

Hui Liu, Jun Zhang, Wanhua Zhao

Journal Article

Design of a novel side-mounted leg mechanism with high flexibility for a multi-mission quadruped earth rover BJTUBOT

Journal Article

Influence of Rigidity of Feed System With Ball Screw in NC Lathe on Positioning Precision

Wu Nanxing,Hu Rufu,Sun Qinghong

Journal Article