Final report for the unmanned, space-based, reusable orbital transfer vehicle darves

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Auburn University, National Aeronautics and Space Administration, National Technical Information Service, distributor , Auburn, Ala, [Washington, D.C.?, Springfield, Va
Orbital transfer (Space flight), Space veh
Other titlesUnmanned, space-based, reusable orbital transfer vehicle "darves"
StatementScott H. Kester ... [et al.]
SeriesNASA CR -- 184711-184712, NASA contractor report -- NASA CR-184711-184712
ContributionsKester, Scott H, Auburn University. Dept. of Aerospace Engineering, United States. National Aeronautics and Space Administration, NASA/USRA University Advanced Design Program
The Physical Object
FormatMicroform
Pagination2 v.
ID Numbers
Open LibraryOL14986895M

FINAL REPORT FOR THE UNMANNED, SPACE-BASED, REUSABLE ORBITAL TRANSFER VEHICLE "DARVES" Volume I: Trade Analysis and Design A design project by students in the Department of Aerospace Engineering at Auburn University, Auburn, Alabama, under the sponsorship of NASA/USRA Advanced Design Program.

Auburn University Auburn, Alabama June, Get this from a library. Final report for the unmanned, space-based, reusable orbital transfer vehicle. Unmanned, space-based, reusable orbital transfer vehicle, DARVES. Volume 2: Data and calculations Results for trajectory analysis, fuel analysis, and analysis of aerobraking maneuvers are presented.

Calculations are included for thickness and mass of the propellant tanks; determination of weight (avionics module); numerical integration program; hydrostatic pressure due to acceleration; and.

COVID Resources. Reliable information about the coronavirus (COVID) is available from the World Health Organization (current situation, international travel).Numerous and frequently-updated resource results are available from this ’s WebJunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus.

Orbital Transfer Vehicle Concept Definition And System Analysis Study (l;-CE,_2) GSBIIIL l_Ai_f_,R VEHICLE N This final report, Volume l.A-Executive Summary Supplement, was prepared by Martin SPACE BASED VS GROUND BASED TRADE CARGO VEHICLE BASED OTV PROGRAM.

This paper reports on the feasibility and cost-effectiveness of expendable and reusable orbital transfer vehicle concepts utilizing innovative low thrust, high specific impulse electric and thermal propulsion technologies. Comparisons are made to launch systems using current chemical upper stages.

The objectives of the Orbital Transfer Vehicle (OTV) Concept Definition and Systems Analysis study, conducted by General Dynamics Space Systems Division under company funds with data provided to NASA-MSFC, were to define the requirements, concepts, and evolutionary approaches for development of an OTV for reusable operations to GEO and beyond, including manned access.

Debris Shepherd NIAC Phase I Final Report 3 December 2, Space Transport Development Using Orbital Debris One-page Project Summary About objects weighing > kg each account for over 98% of the tons of debris now in low earth orbit. These objects also have nearly all the total cross-sectional area, so the main.

An orbital transfer vehicle, or “space tug,” is one instance of a broad class of vehicles that can perform a variety of on-orbit servicing functions. The simplest function of such a vehicle would be to observe space assets, hereafter referred to as targets, in situ.

Details Final report for the unmanned, space-based, reusable orbital transfer vehicle darves EPUB

The targets may be. Full text of "Orbital transfer vehicle concept definition and system analysis study, Volume 1-A: Executive summary supplement" See other formats J ^ MCR NAS Volume l-A Executive Summary Supplement Orbital Transfer Vehicle Concept Definition And System Analysis Study (NASI-Cfi-lSSS'i^) CBfillAL IfiAK£l£B VEHICLE CCIiCECI DEFINIIlCt AhC SYSIEB AbAiXSIS £iuuy.

Wrapping up a classified day mission, an unmanned Air Force space plane dropped out of orbit and returned to Earth on Saturday, executing an automated landing to close out the program's second. oxygen-liquid hydrogen, reusable, aeroassisted, orbital transfer vehicle.

This new OTV would provide a much needed, cost effective, high orbit delivery and manned access capability. It warrants starting a Phase B development program within 2 years. A GEO delivery cost of $/pound (FY '85 $) is possible with such a vehicle. The first partially reusable orbital spacecraft, a winged non-capsule, the Space Shuttle, was launched by the USA on the 20th anniversary of Yuri Gagarin's flight, on Ap During the Shuttle era, six orbiters were built, all of which have flown in the atmosphere and five of which have flown in space.

final report spacecraft system study a study to define the impact of laser communication systems on their host final report development of the arcas rocketsonde final report for the unmanned, space-based, reusable orbital transfer vehicle _darves_ orbital transfer vehicle concept definition and.

developed to use the European Automated Transfer Vehicle 2 (ATV-2), which had docked at the aft end of the ISS complex on 24 February, to conduct a small evasive maneuver. The burn, which lasted 3 minutes and 18 seconds, was executed early 2 April (GMT), imparting a change in velocity to ISS of only meters per second.

This maneuver was the. Orbital Corporation Ltd has announced the official opening of its purpose-built operational facility in Hood River, Oregon, USA. This milestone marks the next step in the company’s UAV (unmanned aerial vehicle)-focused strategy, providing a base in. The CXV, or Crew Transfer Vehicle, is a second-stage orbital spacecraft capsule from t/Space, launched from underneath a carrier craft such as White Knight Two.

CXV is carried into orbit on a booster rocket.

Description Final report for the unmanned, space-based, reusable orbital transfer vehicle darves FB2

The return journey consists of a de-orbit burn, re. An unmanned Antares rocket owned by Orbital ATK Inc blasted off from Virginia on Monday with a cargo ship for the International Space Station, marking the booster's return to flight two years.

Initiative; and the reusable Orbital Transfer Vehicle (OTV). In Gunn provided a comprehensive review of ve US orbital transfer vehicle programs.4 The intent of OTVs was to carry spacecraft to higher energy orbits than achievable by the Space Shuttle or various expandable launch vehicles alone.

The capabilities of the examined vehicles. A space tug is a type of spacecraft used to transfer spaceborne cargo from one orbit to another orbit with different energy characteristics.

An example would be moving a spacecraft from a low Earth orbit (LEO) to a higher-energy orbit like a geostationary transfer orbit, a lunar transfer, or an escape trajectory. The term is often used to refer to reusable, space-based vehicles. aeroassisted orbital transfer with inclination change can be found in References [3, 4].

Seywald [5] has presented optimal aeroglide trajectories for an aeroassisted orbital transfer vehicle subject to a heating rate constraint. Lee and Hull [6] have obtained optimal solutions for. ARLINGTON, Va. – Aviation propulsion experts at Orbital ATK Inc. in Elkton, Md., are helping U.S.

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government researchers develop a full-scale reusable propulsion system for future hypersonic. Final report for the unmanned, space-based, reusable orbital transfer vehicle "darves" (SuDoc NAS by NASA () Wiki information Darve: Darvel City/Town/Village, Statistical region, Dated location, Location.

Darvel or Dervel is a small town in East Ayrshire, Scotland. It is at the eastern end of the Irvine Valley and is.

Flight demonstrators, like DART, will help lay the groundwork for future reusable manned and unmanned launch vehicle missions using autonomous rendezvous operations, as NASA pursues technologies that will enable the Agency to achieve its goals of establishing safe, reliable, affordable access to space.

NASA projects are flying Unmanned Aircraft Systems (UAS) at an ever-growing rate to complete scientific research, assist other government agencies with emergency response and learn how to safely navigate the National Airspace System along with crewed aircraft.

The Hohmann Transfer moves a spacecraft from one orbit to another in the same plane. It’s the simplest kind of orbital maneuver because it focuses only on changing the spacecraft’s specific mechanical energy, ε.

The Hohmann Transfer consists of two separate ∆Vs. The Orbital Space Plane will be designed to be safer than current crew transfer capabilities. Bythe Orbital Space Plane will be used to ferry crew and light cargo to the Space Station. In time, the project could become the foundation for a crew transfer vehicle routinely flown to space on a new launch vehicle.

QTV Payload Transfer (Payl Ib) Transfer orbital transfer vehicle to dis­ tance of 3, ft from Space Station; return to Space Station. As illustrated in Figure 1, the OMV is composed of Short Range Vehicle (SRV), incor­ porating the RCS and avionics equipment, a separable bipropellant Propulsion Module.

report date 2. report type 3. dates covered to 4. title and subtitle the nrl precision orbital transfer vehicle 5a. contract number 5b. grant number 5c. program element number 6. author(s) 5d. project number 5e. task number 5f. work unit. Orbital Sciences Corporation (NYSE:ORB) today announced that its Demonstration of Autonomous Rendezvous (DART) spacecraft has arrived at the company's integration and processing facilities at Vandenberg Air Force Base (VAFB), California for final testing and prelaunch preparations before its launch into orbit.

practicing orbital mechanics. In this chapter only first order effects will be discussed. This book will also limit coverage to the classical mechanics approach, i.e. special and general relativistic effects might be mentioned but will not be included in any mathematical developments.

Calculation for precise orbital. Russia's unmanned Progress cargo ships have long been the workhorse for automated station cargo deliveries, with Europe's Automated Transfer Vehicle making its successful debut last year.Unfortunately, this book can't be printed from the OpenBook.

If you need to print pages from this book, we recommend downloading it as a PDF. Visit to get more information about this book, to buy it in print, or to download it as a free PDF.