scholarly journals A review on applications of rotary-wing unmanned aerial vehicle charging stations

2021 ◽  
Vol 18 (3) ◽  
pp. 172988142110158
Author(s):  
Hakan Ucgun ◽  
Ugur Yuzgec ◽  
Cuneyt Bayilmis

Today’s technology allows people to remotely control and monitor many systems. In these technological systems, robots or unmanned vehicles are generally used, which are controlled remotely without human interaction. Unmanned aerial vehicle (UAV), which does not have a pilot on it, is one of the unmanned vehicles capable of flying either remotely or automatically. UAVs are among the systems that are used in many fields for military, civil, and academic purposes and are constantly developing in parallel with the advancement of technology. One of the biggest problems of UAVs that are effectively used in many areas is undoubtedly flight times. To overcome this situation, charging stations are used and allow the UAV batteries to be charged without human intervention. In this article, a review study about the charging stations developed for charging batteries used in UAVs has been made. In this study, the findings obtained as a result of literature research on charging stations were analyzed and the performances of charging stations were compared. The main purpose of this review study is to guide people who will develop a charging station for rotary-wing UAVs by providing a preliminary research opportunity and to help choose one of the wired or wireless charging stations according to the needs in the applications to be developed.

Author(s):  
M. R. AL-Obaidi ◽  
M. A. Mustafa ◽  
W.Z.W. Hassan ◽  
N. Azis ◽  
A. H. Sabry ◽  
...  

<span style="font-size: 9pt; font-family: 'Times New Roman', serif;">An efficient charging station is a necessity for Unmanned Aerial Vehicle (UAV) systems. However, if that implementation adds more complexity and onboard weight, then that exercise becomes a burden rather than a benefit since UAV's engineers aim to improve efficiency by reducing the energy consumed by the software and hardware of the complete aeronautical system. This article recommends a fully automatic contact charging station for UAVs, which can charge UAVs and thus resolve flight endurance restrictions of the UAV. The ground station consists of square copper plates that are positively and negatively polarized successively in a chessboard with particular sizes to guarantee electric contact at the landing. The design methodology used with the loading station takes into account the differences in UAV orientation once the platform has landed. In addition, this innovation uses independent charging after touchdown. Thus, this technology relaxes common flight times and help to enhance general mission times. This paper presents a unique charging platform in a “chessboard” configuration, which is devised as an interconnecting interface to facilitate the charging process and overcome inaccuracies with the landing. The solution devised in this research requires few components and presents two power source options (solar &amp; mains power). Additionally, this work presents, to the best of our knowledge, a uniquely innovative recharging landing platform, which incidentally requires no additional software or changes to the UAV’s onboard software settings</span><span style="font-size: 9pt; font-family: Arial, sans-serif;">.</span>


2017 ◽  
Vol 47 (2) ◽  
pp. 96-105 ◽  
Author(s):  
Zsolt Sándor

The increasing number of unmanned aerial vehicle poses new challenges in the aviation industry especially the air traffic control, which is responsible for the safe flight operations in the controlled airspaces. In order to protect the conventional aircraft a new operation environment has to be created, which guarantee the safe flying and the possibility of the fulfilment of the flight. In the article drone related safety and operational problems are highlighted. All issue connected to the coexistence of manned and unmanned aircrafts are critical, thus their management have significant importance.Spread and wide use of unmanned aerial vehicle traffic management systems (UTM) can manage the critical operational issues, but is has to be defined that what is the problem, what is the scope, what is the operational environment. Services and functions related to the operation of the UTM system are defined, which are necessary for the safe flying fulfilled by the unmanned vehicles.


2019 ◽  
Vol 1 (2) ◽  
pp. 1-14
Author(s):  
Abdur Rohman Harits Martawireja ◽  
Hadi Supriyanto

UNMANNED AERIAL VEHICLE (UAV) merupakan sebuah kendaraan udara tanpa awak yang dapat dikendalikan. Terdapat dua tipe UAV, yakni fixed wing dan rotary wing. Quadcopter menjadi salah satu tipe UAV rotary wing yang banyak digunakan dalam berbagai kebutuhan, seperti eksplorasi dan pengambilan citra. Pada penelitian ini Quadcopter berfungsi sebagai kendaraan yang harus bergerak mengikuti lintasan, dimana lintasan yang dikuti oleh Quadcopter berasal dari GPS yang dihasilkan oleh objek yang diikuti (Modul Utama). Tipe GPS yang terpasang pada Quadcopter (GPS1) maupun pada Modul Utama (GPS2) adalah  GPS Ublox NEO. Prinsip kerja sistem adalah quadcopter mengikuti Koordinat-koordinat lintasan yang dihasilkan oleh GPS1, di mana data-data lintasan GPS1 dikirim ke Quadcopter menggunakan media Bluetooth.  Dalam pergerakannya, Quadcopter akan terus-menerus membandingkan data-data koordinat yang dihasikan posisi Quadcopter dengan data-data koordinat lintasan yang sudah diterima. Pengujian pada Receiver GPS Modul Utama (GPS1) dan Receiver GPS Quadcoter (GPS2), kedua GPS mampu mendapatkan data GPS dari satelit.  Kesalahan/perbedaan data dari GPS1 dan GPS2  pada pengujian pergerakkan Quadcopter  untuk mengikuti  Modul Utama sebagai titik tujuan sebesar 53% pada garis lintang dan 51% pada garis bujur.


2018 ◽  
Vol 212 (1) ◽  
pp. 5-26
Author(s):  
Karolina Jurczyk

Abstract Due to the growing interest in the problems of cooperation among unmanned vehicles, in the article the proposition of the system for launching a mini unmanned aerial vehicle (mini-UAV) from an unmanned surface vehicle (USV) has been presented. The solution differs from the previously used in this that instead of the commonly used rotorcrafts it concerns the ability to start the mini aircraft with the help of pneumatic or rubber launcher. The results of the computer simulation have con-firmed the possibility of implementation of that kind of system.


2020 ◽  
Vol 4 (1) ◽  
pp. 546
Author(s):  
Alfian Djafar ◽  
Gad Gunawan ◽  
Doddy Suanggana ◽  
Chandra Suryani Rahendaputri

ABSTRAKAngka kriminalitas yang meningkat menjadi salah satu permasalahan pembangunan di kota Balikpapan. Tindakan kriminalitas seperti pencurian, penculikan anak, tindakan asusila terhadap perempuan dan sebagainya sangat meresahkan warga. Tidak terkecuali untuk warga perumahan Griya Wiyata Asri (GWA) III, RT 19, Kelurahan Karang Joang, Balikpapan. Sejauh ini, pelaksanaan Siskamling terbukti efektif dalam meminimalisir terjadinya tindak kejahatan di perumahan GWA III, terutama pada malam hari. Namun, permasalahan terjadi pada siang hari karena mayoritas warga perumahan masuk dalam kategori produktif, bekerja sehingga berada di luar perumahan, bahkan ada yang di luar kota. Suasana perumahan sangat sepi, sehingga meninggalkan celah tindakan kriminalitas bisa terjadi pada siang hari. Oleh karena itu, dibutuhkan upaya penanggulan atau pencegahan tindak kriminalitas. Untuk membantu upaya pencegahan tindak kriminalitas, dirakitlah sebuah Unmanned Aerial Vehicle (UAV). UAV ini digunakan untuk memantau kondisi di perumahan GWA III. Metode evaluasi dari pengabdian masyarakat tahap awal ini adalah sebatas melalui  observasi hasil pemantauan udara. Dari hasil foto, kejernihan foto dan kondisi perumahan yang dapat diobservasi secara jelas per bingkai foto udara, maka UAV ini berpotensi untuk digunakan sebagai penunjang siskamling dengan permasalahan kurangnya sumber daya manusia pada siang hari di perumahan GWA III ini.     Kata kunci: UAV; siskamling; keamanan. ABSTRACTBalikpapan, a city of oil. Despite this predicate, it suffer from high criminal level. This incude robbery, child kidnapping, female abuse that have been a great concern in many residential in Balikpapan. One of this residence is Griya Wiyata Asri III Residence. In this residence, a neigbourhood security system has been made. In this system, the resident of this residence have a shift to do a night watching. This system have been effective in the night, but in the daylight, because most of the people are in productive age, most of them working outside of this residential, make this residential empty, thus, making an opportunity for criminal to occur. To answer this probem, an unmanned aerial vehicle was built to monitor the condition of the neighbourhood. The evaluation of this preliminary stage of this community service was done merely from the results of the aerial view. This aerial view, it is so clear and can capture well the activity done in the neighbourhood in a one frame. So, this UAV have a potential to be used as aid to the neighbourhood security system which have a problem on lacking some human resources in the daylight. Keywords: UAV; security; neighbourhood.


Electronics ◽  
2019 ◽  
Vol 8 (2) ◽  
pp. 184 ◽  
Author(s):  
Saul Armendariz ◽  
Victor Becerra ◽  
Nils Bausch

Near-ground manoeuvres, such as landing, are key elements in unmanned aerial vehicle navigation. Traditionally, these manoeuvres have been done using external reference frames to measure or estimate the velocity and the height of the vehicle. Complex near-ground manoeuvres are performed by flying animals with ease. These animals perform these complex manoeuvres by exclusively using the information from their vision and vestibular system. In this paper, we use the Tau theory, a visual strategy that, is believed, is used by many animals to approach objects, as a solution for relative ground distance control for unmanned vehicles. In this paper, it is shown how this approach can be used to perform near-ground manoeuvres in a vertical and horizontal manner on a moving target without the knowledge of height and velocity of either the vehicle or the target. The proposed system is tested with simulations. Here, it is shown that, using the proposed methods, the vehicle is able to perform landing on a moving target, and also they enable the user to choose the dynamic characteristics of the approach.


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