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Consistency of MGEX Orbit and Clock Products Article

Peter Steigenberger, Oliver Montenbruck

Engineering 2020, Volume 6, Issue 8,   Pages 898-903 doi: 10.1016/j.eng.2019.12.005

Abstract:

The analysis centers of the Multi-GNSS Pilot Project of the International GNSS Service provide orbitand clock products for the global navigation satellite systems (GNSSs) Global Positioning System (GPS

Keywords： Global navigation satellite system     International GNSS Service     Multi-GNSS Pilot Project     Precise orbit    

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Wideband and high-gain BeiDou antenna with a sequential feed network for satellite tracking Research Article

Zhuolin DENG, Zhongyu TIAN, Chenhe DUAN, Pei XIAO, Zhu LIU, Gaosheng LI,Gaosheng7070@vip.163.com

Frontiers of Information Technology & Electronic Engineering 2023, Volume 24, Issue 10,   Pages 1471-1481 doi: 10.1631/FITEE.2200244

Abstract: BeiDou-3 navigation satellite system was officially opened in 2020.While bringing high-performance services to people around the world, the navigation system requires well-designedmanufactured antenna demonstrates a return loss of more than 13 dB and an axial ratio3 dB over the entire globalnavigation satellite system (GNSS) frequency band.The proposed antenna connected to a GNSS receiver has tracked 12 BeiDou satellites with ratios of GNSS

Keywords： BeiDou antenna     Wideband circularly polarized radiation     Four-port sequential feed network     Global navigationsatellite system (GNSS) receiver     Satellite tracking    

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Welcome to the Global Navigation Multi-Constellation

Peter Weiss

Engineering 2021, Volume 7, Issue 4,   Pages 421-423 doi: 10.1016/j.eng.2021.03.006

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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 wereThis study summarizes and analyzes the current risks and development trend of BDS global services fromthe perspectives of international development trends of satellite navigation and development characteristicsof BDS global services.Moreover, it summarizes the risks faced by BDS global services: national, strategic, market, security

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

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Overall Strategy for the International Application of BeiDou Navigation Satellite System

Fang Yufei, Yang Jingfan, Zhang Wenqing, Yang Junlin

Strategic Study of CAE 2023, Volume 25, Issue 2,   Pages 22-30 doi: 10.15302/J-SSCAE-2023.02.003

Abstract:

To promote the international application of the BeiDou navigation satellite system (BDS) can facilitatethe BDS to serve as a global public service infrastructure and better serve the world.To promote the BDS to the global market, we suggest to take the Asia-Pacific market as the primaryBDS can be realized gradually through three steps: reform and adaptation, market expansion, and global

Keywords： global navigation satellite system     BeiDou navigation satellite system     internationalization     application    

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Research on the data processing methods of airborne vector gravimetry using SINS/GNSS

Ning Jinsheng

Strategic Study of CAE 2014, Volume 16, Issue 3,   Pages 4-13

Abstract: The principle of airborne vector gravimetry using SINS（strapdown inertial navigation system）/GNSS（globalnavigation satellite systems）is introduced in the paper，and then the data preprocessing，data reduction

Keywords： airborne vector gravimetry     SINS/GNSS data fusion     earth gravity field     geoid    

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Geometric optimization model for the solar cavity receiver with helical pipe at different solar radiation

Chongzhe ZOU, Huayi FENG, Yanping ZHANG, Quentin FALCOZ, Cheng ZHANG, Wei GAO

Frontiers in Energy 2019, Volume 13, Issue 2,   Pages 284-295 doi: 10.1007/s11708-019-0613-3

Abstract: parameters, several researches have already optimized the thermal efficiency of the cylindrical cavity receiverThis study constructed a 3-D numerical model of cylindrical cavity receiver with DNI variation.In the model of a cylindrical cavity receiver containing a helical pipe, the heat losses of the cavitym to 800 W/m , there exists a best design for achieving a highest thermal efficiency of the cavity receiverBesides, for a receiver in constant geometric parameters, the total heat losses increases dramatically

Keywords： cylindrical cavity receiver     3-D numerical simulation     geometric optimization     direct normal irradiation    

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Liquid-based high-temperature receiver technologies for next-generation concentrating solar power: A

Frontiers in Energy 2023, Volume 17, Issue 1,   Pages 16-42 doi: 10.1007/s11708-023-0866-8

Abstract: the levelized cost of energy for concentrating solar power (CSP), the outlet temperature of the solar receiverBecause of extensive engineering application experience, the liquid-based receiver is an attractive receiverIt is concluded that combining salt purification and anti-corrosion receiver materials is promising toIn addition, reducing energy losses of the receiver from sources and during propagation is the most effectiveway to improve the receiver efficiency.

Keywords： next-generation concentrating solar power     liquid-based solar receiver     molten salt     liquid metals    

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A new approach for fuel injection into a solar receiver/reactor: Numerical and experimental investigation

M Helal Uddin, Nesrin Ozalp, Jens Heylen, Cedric Ophoff

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 683-696 doi: 10.1007/s11705-018-1782-z

Abstract: This study presents a new jet-type burner nozzle for gaseous feedstock injection into a cavity solar receiverThe nozzle design was adapted from a combustion burner and successfully implemented into a solar receiverthe influence of the nozzle design on the fluid mixing and temperature distribution inside the solar receiverthe burner nozzle adaptation, which resulted an intense effect on the heat transfer inside the solar receiver

Keywords： solar reactor     nozzle     CFD     heat transfer     mixing and recirculation    

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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: Computer-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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Experiment study of a quartz tube falling particle receiver

Tianjian WANG, Fengwu BAI, Shunzhou CHU, Xiliang ZHANG, Zhifeng WANG

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 472-479 doi: 10.1007/s11708-017-0502-6

Abstract: This paper presents an experimental evaluation of a specially designed falling particle receiver.Several experiments were conducted to test the dynamic thermal performance of the receiver on solar furnace, which shows a good thermal performance with a falling distance of 0.2 m in a small scale particle receiver

Keywords： solar thermal electricity     central receiver     particle receiver     experimental research    

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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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Erratum to: Folded down-conversion mixer for a 60 GHz receiver architecture in 65-nm CMOS technology

Najam Muhammad AMIN,Zhi-gong WANG,Zhi-qun LI

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 5, doi: 10.1631/FITEE.14e0087

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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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Title Author Date Type Operation

Consistency of MGEX Orbit and Clock Products

Peter Steigenberger, Oliver Montenbruck

Journal Article

Wideband and high-gain BeiDou antenna with a sequential feed network for satellite tracking

Zhuolin DENG, Zhongyu TIAN, Chenhe DUAN, Pei XIAO, Zhu LIU, Gaosheng LI,Gaosheng7070@vip.163.com

Journal Article

Welcome to the Global Navigation Multi-Constellation

Peter Weiss

Journal Article

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

Yang Jun

Journal Article

Overall Strategy for the International Application of BeiDou Navigation Satellite System

Fang Yufei, Yang Jingfan, Zhang Wenqing, Yang Junlin

Journal Article

Research on the data processing methods of airborne vector gravimetry using SINS/GNSS

Ning Jinsheng

Journal Article

Geometric optimization model for the solar cavity receiver with helical pipe at different solar radiation

Chongzhe ZOU, Huayi FENG, Yanping ZHANG, Quentin FALCOZ, Cheng ZHANG, Wei GAO

Journal Article

Liquid-based high-temperature receiver technologies for next-generation concentrating solar power: A

Journal Article

A new approach for fuel injection into a solar receiver/reactor: Numerical and experimental investigation

M Helal Uddin, Nesrin Ozalp, Jens Heylen, Cedric Ophoff

Journal Article

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

Journal Article

Experiment study of a quartz tube falling particle receiver

Tianjian WANG, Fengwu BAI, Shunzhou CHU, Xiliang ZHANG, Zhifeng WANG

Journal Article

Studies on Autonomous Navigation Techniques for Navigation Constellations

Shuai Ping,Qu Guangji,Chen Zhonggui

Journal Article

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

Changfeng YANG

Journal Article

Erratum to: Folded down-conversion mixer for a 60 GHz receiver architecture in 65-nm CMOS technology

Najam Muhammad AMIN,Zhi-gong WANG,Zhi-qun LI

Journal Article

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

Yan Kai

Journal Article