Essays about: "High-altitude balloon"

Found 4 essays containing the words High-altitude balloon.

  1. 1. Preliminary design of a modular high altitude balloon power distribution system

    University essay from Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Author : Emil Nordqvist; [2020]
    Keywords : Power distribution; Power system; High altitude balloon; Battery technology; Electrical Enigineering; Stratospheric Balloon;

    Abstract : This thesis conducts research into different rechargeable battery technologies and their applicability to the high altitude balloon flights conducted at Esrange space center. The research focuses on the possible use of lithium ion batteries’, sodium ion batteries, nickel metal hydrate, and Metal hydridelithiumion batteries. READ MORE

  3. 2. Using CFD to analyze thermal and optical influence on a zero pressure balloon at floating condition

    University essay from Luleå tekniska universitet/Rymdteknik

    Author : Yared Woldu; Anton Fritz; [2018]
    Keywords : CFD; High-altitude balloon; ANSYS; FLUENT;

    Abstract : The ability to control the trajectory and understanding the atmospheric effects on the flight performance of a scientific high altitude balloon has long been an aspiring ambition. This thesis work analyses the thermal and optical environments at float using the simulation software, ANSYS FLUENT. READ MORE

  4. 3. Mechanical design and construction of solar panel experiment in stratospheric conditions

    University essay from Uppsala universitet/Institutionen för teknikvetenskaper

    Author : Oscar Hultmar; Johan Paulsson; Jonathan Sundell; [2018]
    Keywords : CIGS solar cells; cosmic radiation; stratospheric conditions;

    Abstract : This project will be a part of the LODESTAR experiment. LODESTAR is one of the experiments scheduled to fly on the REXUS/BEXUS 26 high altitude balloon flight. The primary objective of the experiment is to investigate the effects of cosmic radiation on CIGS solar cells. READ MORE

  5. 4. Investigating new Service System Solutions for High Altitude Balloons : Feasibility Study and Design Challenges

    University essay from Luleå tekniska universitet/Institutionen för system- och rymdteknik

    Author : Joakim Peterson; [2016]
    Keywords : High altitude balloon; service system; corona discharge;

    Abstract : The high altitude balloon operations at Esrange Space Center have been goingon since 1972, and about 550 launches have been performed. Their present service system for the high altitude balloons is about 18 years old. To be able to meet the requests from their customers, SSC have started the development of a new service system. READ MORE