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Key Technical Issues of TGP Permanent Shiplock

Fan Qixiang

Strategic Study of CAE 2004, Volume 6, Issue 1, Pages 48-52

Abstract:

To solve the high-dam navigation issue of the world class Three Gorges Project (TGP) is one of theSpecial requirements exist in the TGP double-lane five-step shiplock in terms of general layout of navigationstructures, sedimentation hindering to navigation, hydraulics of the water-conveyance system, high andsteep slope treatment, manufacture and technology of main metal structures and mechanical and electric

Keywords： navigation structures water-conveyance system high and steep slope hydraulics

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Guidelines for navigation-assisted spine surgery

Wei Tian, Bo Liu, Da He, Yajun Liu, Xiaoguang Han, Jingwei Zhao, Mingxing International Society for Computer Assisted Orthopaedic Surgery

Frontiers of Medicine 2020, Volume 14, Issue 4, Pages 518-527 doi: 10.1007/s11684-020-0775-8

Abstract: surgery is a technically demanding and challenging procedure because of the complicated anatomical structuresComputer-assisted navigation is an extension and application of precision medicine in orthopaedic surgeryspecialists, literature reviews, and our local experience, these guidelines include the basic concepts of the navigationsystem, workflow of navigation-assisted spinal surgery, some common pitfalls, and recommended solutionsThis work helps to standardize navigation-assisted spinal surgery, improve its clinical efficiency and

Keywords： guidelines spine surgery computer-assisted navigation

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Studies on Autonomous Navigation Techniques for Navigation Constellations

Shuai Ping,Qu Guangji,Chen Zhonggui

Strategic Study of CAE 2006, Volume 8, Issue 3, Pages 22-30

Abstract:

If the autonomous navigation techniques are applied to a navigation constellation, the number of theMeanwhile, the integrity of navigation messages can be monitored in the real-time mode and the survivabilityof the navigation system also enhanced.The autonomous navigation will be gradually a main research subject for the next generation navigationSecondly, the key techniques to realize the autonomous navigation for the navigation constellation, including

Keywords： navigation constellation autonomous navigation information processing flow system simulation

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Innovation and development of BeiDou Navigation Satellite System (BDS) project management mode

Changfeng YANG

Frontiers of Engineering Management 2021, Volume 8, Issue 2, Pages 312-320 doi: 10.1007/s42524-021-0155-3

Abstract: Zachary A. COLLIER, James H. LAMBERT. [J]. Front. Eng, 2020, 7(2): 172-181.Shanlin YANG, Jianmin WANG, Leyuan SHI, Yuejin TAN, Fei QIAO. [J]. Front. Eng, 2018, 5(4): 420-450.Yongkai ZHOU, Hongfeng CHAI. [J]. Front. Eng, 2017, 4(2): 127-137.Eric SCHEEPBOUWER, Douglas D. GRANSBERG, Carla Lopez del PUERTO. [J]. Front. Eng, 2017, 4(1): 49-57.Jonathan Jingsheng SHI, Saixing ZENG, Xiaohua MENG. [J]. Front. Eng, 2017, 4(1): 41-48.David A. Wyrick,Warren Myers. [J]. Front. Eng, 2016, 3(3): 203-205.Elizabeth A. Cudney,William L. Gillis. [J]. Front. Eng, 2016, 3(3): 224-230.Ling-ling Zhang,Ming-hui Zhao,Qiao Wang. [J]. Front. Eng, 2016, 3(2): 136-143.Chuan-jun Zheng,Hu Cheng. [J]. Front. Eng, 2015, 2(3): 304-310.Yong Shi. [J]. Front. Eng, 2015, 2(3): 293-303.Qiao Xiang. [J]. Front. Eng, 2015, 2(3): 249-260.Wen Ling. [J]. Front. Eng, 2015, 2(2): 173-177.Hong-feng Chai. [J]. Front. Eng, 2015, 2(2): 165-172.Hiral Shah,Walter Nowocin. [J]. Front. Eng, 2015, 2(1): 60-63.William L. Gillis,Elizabeth A. Cudney. [J]. Front. Eng, 2015, 2(1): 39-51.

Keywords： BDS engineering management systems engineering

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Glogbal Services of BeiDou Navigation Satellite System: Risk Analysis and Countermeasures

Yang Jun

Strategic Study of CAE 2023, Volume 25, Issue 2, Pages 13-21 doi: 10.15302/J-SSCAE-2023.02.002

Abstract:

After the BeiDou navigation satellite system (BDS) global services weretrend of BDS global services from the perspectives of international development trends of satellite navigation

Keywords： BeiDou navigation satellite system global services risk analysis risk response

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Create Deep Navigation Channel at the Yangtze Estuary, Establish Shanghai International Navigation Centre

Yan Kai

Strategic Study of CAE 1999, Volume 1, Issue 2, Pages 30-33

Abstract: international economic, financial and trade centre it is essential to make Shanghai an international navigationWith the rapid development of container transport on a global scale, such an international navigation

Keywords： deep navigation channel the Yangtze River estuary Shanghai international navigation centre regulation

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Integrated Development of Satellite and Satellite-Independent Navigation Technologies from the Perspective

Guo Shuren, Jiang Kun, Li Xing, Liu Gang, Li Ping, Li Linze, Guo Siyuan

Strategic Study of CAE 2023, Volume 25, Issue 2, Pages 50-58 doi: 10.15302/J-SSCAE-2023.02.006

Abstract:

Satellite navigation has all-weather, all-time, and low-cost advantagesand has become the most widely used means of positioning, navigation, and timing (PNT) service since, the concept of satellite-independent navigation technology has been proposed and received attentionsuch as inertial navigation, matching navigation, and radio navigation (except for satellite navigationnavigation performance and maximizing system contribution.

Keywords： positioning navigation and timing system satellite navigation satellite-independent navigation technology

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Service Performance Enhancement Technologies for BeiDou Navigation Satellite System along the Belt and

Zhou Jianhua, Chen Junping, Zhang Jingyu

Strategic Study of CAE 2019, Volume 21, Issue 4, Pages 69-75 doi: 10.15302/J-SSCAE-2019.04.005

Abstract:

To solve problems in globalization of the BeiDou Navigation Satelliteapplication status of the BDS, based on the overall application and development trend of satellite navigation

Keywords： satellite navigation，BeiDou Navigation Satellite System (BDS)，the Belt and Road，application and promotion

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Understand and construct Beidou

Xu Qifeng

Strategic Study of CAE 2014, Volume 16, Issue 8, Pages 26-32

Abstract:

This paper indicates that the development of satellite navigation systemshould correspond to defense strategy and equipment capacity, and a regional navigation system coveringThe adverse conditions of constructing satellite navigation system in our country are analyzed and satellite

Keywords： system regional augmentationsatellite navigation system satellite constellation design regional navigation

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International Application of BeiDou Navigation Satellite System

Yang Changfeng, Yang Jun, Yang Junlin, Wang Jun, Li Zuohu

Strategic Study of CAE 2023, Volume 25, Issue 2, Pages 1-12 doi: 10.15302/J-SSCAE-2023.02.001

Abstract:

The international application of the BeiDou navigation satellite systeminternationalization demand for BDS application, examines the development status and trend of global navigation

Keywords： satellite navigation BeiDou navigation satellite system internationalization industrial application

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Application and development of modern long-span space structures in China

Shilin DONG, Yang ZHAO, Dong XING

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 3, Pages 224-239 doi: 10.1007/s11709-012-0166-6

Abstract: Modern long-span space structures, developed during the 1970s and 1980s, are light and effective structuresThese structures include air-supported membrane structures, cable-membrane structures, cable truss structures, beam string structures, suspen-domes, cable domes, composite structures of cable dome and single-layersteel structures and so forth., modern flexible space structures and modern rigid-flexible combined space structures.

Keywords： modern long-span space structures rigid space structures flexible space structures rigid-flexible combinedspace structures application and development

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Two Ways Pseudo Range Time Synchronization for Navigation Satellite Clock

Tan Shusen

Strategic Study of CAE 2006, Volume 8, Issue 12, Pages 70-74

Abstract:

Aiming at the demand of time synchronization, the navigation satellite two-way clock pseudo rangeComparing with other navigation satellite clock synchronization ways, this way was provided with advantagesIn the first section of the paper the meaning and status of time synchronization of navigation satelliteThe error of the navigation satellite clock synchronization affects users' position and precision

Keywords： navigation satellite pseudo range time synchronization

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Practical optimization of deployable and scissor-like structures using a fast GA method

M. SALAR, M. R. GHASEMI, B. DIZANGIAN

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3, Pages 557-568 doi: 10.1007/s11709-018-0497-z

Abstract: This paper addresses practical sizing optimization of deployable and scissor-like structures from a newThese structures have been recently highly regarded for beauty, lightweight, determine behavior, properAt this time, there is a few studies done considering practical optimization of these structures.In foldable scissor-like structures, connections have a complex behavior.are not affordable because they need more material than steel structures and cause more environmental

Keywords： optimization scissor-like structures deployable structures genetic algorithm ABAQUS

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Current Status and Transformation of Satellite Navigation Industry Policies in China

Yang Junlin, Fang Yufei, Wang Jun, Mao Guohui

Strategic Study of CAE 2021, Volume 23, Issue 2, Pages 138-145 doi: 10.15302/J-SSCAE-2021.02.019

Abstract:

Satellite navigation is an emerging industry of strategic importanceTargeted and powerful industrial policies can help optimize and upgrade the satellite navigation industryand promote the scaled, industrialized, and international development of the BeiDou Navigation SatelliteThis study focuses on the transformation of China’s satellite navigation industry policies andexpounds on the role of industrial policies in the development of the satellite navigation industry.

Keywords： satellite navigation industry industrial policy transformation rules and standards BeiDou Navigation

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Effect of / molecular structures on pyrolysis performance and heat sink of decalin isomers

Frontiers of Chemical Science and Engineering 2023, Volume 18, Issue 1, doi: 10.1007/s11705-023-2375-z

Abstract: mixtures (denoted as mix-decalin), in order to clarify the effects of the cis-/trans-structuresThis work demonstrates the relationship between the cis/trans structures and the pyrolysis

Keywords： endothermic fuel decalin pyrolysis heat sink molecular structure