Zobrazeno 1 - 10
of 133
pro vyhledávání: '"Sunghun Jung"'
Autor:
Sunghun Jung
Publikováno v:
Aerospace, Vol 11, Iss 4, p 265 (2024)
Unmanned aerial vehicles (UAVs) are extensively employed in civilian and military applications because of their excellent maneuverability. Achieving fully autonomous quadrotor flight and precision landing on a wireless charging station in the presenc
Externí odkaz:
https://doaj.org/article/56b592ea41194f3b8d7d20a73b5c5290
Publikováno v:
IEEE Access, Vol 11, Pp 146014-146029 (2023)
In this study, we present, analyze, and validate a linear state-space model for a simplified rocket with four fins. The model is validated experimentally using a wind tunnel. The proposed model consists of two main elements: a rocket body and fins. T
Externí odkaz:
https://doaj.org/article/f647047cf0444e9a9187beec4804494d
Autor:
Sunghun Jung, Abera Tullu
Publikováno v:
IEEE Access, Vol 11, Pp 117200-117209 (2023)
In this study, we formulate and implement 14 widely used battery-equivalent circuit models (ECMs) in a MATLAB/Simulink environment and extract the parameters using the hybrid pulse power characterization (HPPC) test results based on the parameter est
Externí odkaz:
https://doaj.org/article/0793edffa184444b9a1b455081dfe7ed
Autor:
Sunghun Jung, Young-Joon Kim
Publikováno v:
IEEE Access, Vol 11, Pp 79240-79255 (2023)
This study developed four different power management system (PMS) prototypes based on the most popular mission computers used for offboard mission operation by the PX4 (open-source UAV flight controller software platform) user community for a photovo
Externí odkaz:
https://doaj.org/article/978299dfc3324761b1f71d348339b724
Publikováno v:
IEEE Access, Vol 11, Pp 37068-37081 (2023)
Unmanned aerial vehicles (UAVs) are used in many research fields for diverse operations, requiring the system to be safe and efficient. Therefore, the UAV system’s robustness and integrity are paramount in its design and operation. For these design
Externí odkaz:
https://doaj.org/article/3d2f63f1b30b4b619129a0a0a1721142
Autor:
Jongseong Lim, Sunghun Jung, Chan JeGal, Gwanghoon Jung, Jung Ho Yoo, Jin Kyu Gahm, Giltae Song
Publikováno v:
Frontiers in Earth Science, Vol 10 (2022)
Developing seismic signal detection and phase picking is an essential step for an on-site early earthquake warning system. A few deep learning approaches have been developed to improve the accuracy of seismic signal detection and phase picking. To ru
Externí odkaz:
https://doaj.org/article/e001a54f5f4946e8badbf107f4301566
Autor:
Sunghun Jung, Wonkook Kim
Publikováno v:
IEEE Access, Vol 9, Pp 132746-132765 (2021)
We developed an octocopter-based unmanned aerial system (UAS) to monitor remote environments. The system contains various environmental monitoring sensors for measuring wind speed/direction, temperature, relative humidity, atmospheric pressure, fine
Externí odkaz:
https://doaj.org/article/df5bc5e3d7f34759b9d9b614b6e77233
Autor:
Vijayanandh Raja, Senthil Kumar Solaiappan, Parvathy Rajendran, Senthil Kumar Madasamy, Sunghun Jung
Publikováno v:
Applied Sciences, Vol 11, Iss 18, p 8364 (2021)
This study focuses on establishing a conceptual design for a multirotor unmanned aerial vehicle (UAV). The objectives of this octocopter are to reduce the number of flight cancelations and car accidents owing to low-visibility issues and to improve a
Externí odkaz:
https://doaj.org/article/288222a307a04e21a9b35195b0eb4ecf
Autor:
Sunghun Jung, Dae Yu Kim
Publikováno v:
Sensors, Vol 21, Iss 6, p 2201 (2021)
In this paper, we introduce a monitoring method for flow expansion and contraction in a simple flow phantom based on electrical resistance changes in an epidermal strain sensor attached to the phantom. The flow phantom was fabricated to have a nonfla
Externí odkaz:
https://doaj.org/article/9282bed26e5b472db37cda3c104d5f57
Autor:
Sunghun Jung
Publikováno v:
Applied Sciences, Vol 10, Iss 22, p 8078 (2020)
This editorial paper was a special issue of Applied Sciences belonging to the section of mechanical engineering in MDPI journal and summarized the collected manuscripts regarding the unmanned aerial vehicles (UAVs) related technologies, including com
Externí odkaz:
https://doaj.org/article/2a56713951474a0cbac8851e6498d8f8