FFI Publikasjoner: Recent submissions

Now showing items 1361-1380 of 2918

    • Hardness tests used to establish constitutive models 

      Moxnes, John F.; Frøyland, Øyvind (2008)
      In this report a study of the hardness of different materials are performed theoretically and experimentally. The objective was to study whether the hardness test could be used to establish constitutive material models. We ...

    • Observability at HF direction finding sites of scattering from wind farms - measurements at Smøla 2006 

      Otnes, Roald; Hjelmstad, Jens (2006)
      This report studies, on a general basis, whether wind farms may decrease the accuracy of direction finding systems in the HF (high frequency, 2-30 MHz) band, due to scattering from the wind turbine towers or blades. ...

    • Variational multiscale turbulence modeling in a high-order spectral element method 

      Gjesdal, Thor; Wasberg, Carl Erik; Reif, Bjørn Anders Pettersson; Andreassen, Øyvind (2006)
      One of the more promising recent approaches to turbulence modelling is the Variational Myltiscale Large Eddy Simulation (VMS LES) method proposed by Hughes et al.[Comp. Visual. Sci., vol 3, pp 47-59, 2000]. This method avoids ...

    • Grafiske skytetabeller for 155 mm artilleri 

      Haarseth, Egil (2007)
      The artillery uses graphical firing tables as backup to determine firing data when the fire control system does not function. Graphical firing tables are easy and quick to use compared to tabular firing tables. The graphical ...

    • Samhandlingskonsept for operasjoner - et mulig konsept og eksperimentskisser 

      Sundfør, Hans Olav (2006)
      FFI studies future management and interaction concepts for network enabled operations through FFI project 879 “NBF i operasjoner”. An important part of this work is to develop possible future management concepts and ...

    • "The airliner plot" - en kort analyse av operasjonsmønster, motivasjoner og internasjonale forbindelser 

      Nesser, Petter (2006)
      Denne rapporten analyserer informasjon fra åpne kilder om terrorplanene mot fly fra London i august 2006. Vi gjør rede for hvordan terroraksjonen skulle gjennomføres, samt hva som er kjent om de mistenkte og deres nasjonale ...

    • Risikovurdering av Forsvarets bruk av hvitt fosfor i Troms 

      Strømseng, Arnljot; Johnsen, Arnt; Voie, Øyvind Albert; Longva, Kjetil Sager (2007)
      The aim of the report is to unravel potential environmental impacts of white phosphorus (WP) in military training areas in Troms. Due to contamination of equipment used for analysis of WP in water samples, new samples of ...

    • Samhandlingskonsept for operasjoner - konseptdimensjoner 

      Sundfør, Hans Olav (2006)
      FFI studies future management concepts for network enabled operations through FFI project 879 “NBF i operasjoner”. An important part of this work is to develop possible future management concepts and subsequently test ...

    • Innledende arbeider med HTCE 

      Unneberg, Erik (2000)
      Polymer samples based on hydroxyl terminated caprolactone ether and Desmodur N-100 were synthesized and characterized by various methods. All samples cured well. The curing reaction was monitored by FTIR, and an important ...

    • Arbeider med HTCE 

      Unneberg, Erik; Haugmo, Ingvild Eide (2006)
      Various polymer matrices intended for future application in rocket propellants were prepared and characterized. All samples were based on the prepolymer hydroxyl terminated poly-caprolactone ether (HTCE) which was cured ...

    • Plasticity computation in hydrocodes compared with analytical theory 

      Teland, Jan Arild; Moxnes, John F. (2000)
      Associated analytical plasticity theory is reviewed and compared with the approach to plasticity used in hydrocodes such as Autodyn and Dyna. In general, the two methods are seen to be quite different, but for certain special ...

    • Undervannsdeteksjon med aktiv EM : beregninger i forenklet miljø 

      Synnes, Stig Asle (2006)
      A new system for detection of underwater targets by use of electromagnetic waves is considered. Extremely low frequency electromagnetic waves can be transmitted between transmitter and receiver arrays. Any target moving ...

    • Experiment report: "Secure SOA supporting NEC" - NATO CWID 2006 

      Rasmussen, Rolf; Eggen, Anders; Hedenstad, Ole-Erik; Haakseth, Raymond; Lund, Ketil; Hadzic, Dinko (2006)
      During NATO Coalition Warrior Interoperability Demonstration (CWID) 2006 the Norwegian Defence Research Establishment (FFI) conducted the experiment “Secure SOA supporting NEC”. This document gives an overview of the ...

    • Bekledningstester i felt : sammenligning av Forsvarets nåværende vernedrakt NM143 og ny NORMANS vernedrakt 

      Teien, Hilde; Martini, Svein (2006)
      A two days field trial has been performed under winter conditions to examine two different NBC-protective clothing system , the existing "NBC- protective clothing NM143" and the new "NORMANS NBC-protective clothing" (Norwegian ...

    • Program for generering av 2D sikkerhetsmaler 

      Dullum, Ove; Grandum, Øyvind (2007)
      A computer program for generating Weapon Danger Areas (2D) is developed. The program is an add-on module to the cartographic software ArcGIS/ArcView from ESRI. This report documents the algorithms utilized, and demonstrates how ...

    • Weapons of mass destruction free zones in the Middle East 

      Holøien, Linda Mari (2006)
      The Middle East is the only region in the world where weapons of mass destruction (WMD) have been used after 1945. There have been some efforts to establish weapon of mass destruction free zones (WMDFZ) in the region, but ...

    • Scenarioklasser i Forsvarsstudie 2007 - en morfologisk analyse av sikkerhetspolitiske utfordringer mot Norge 

      Johansen, Iver (2006)
      En sentral dimensjon ved forsvarsplanleggingen er hvilke militære utfordringer Forsvaret vil kunne bli stilt overfor i fremtiden. Denne rapporten analyserer dette ved å se på det overordnede sikkerhetspolitiske utfordringsspektrum ...

    • Undersøkelse av varmebelastningen for NORMANS ABC vernedrakt med membranuniform og med ørkenuniform 

      Halle, Cathinka; Martini, Svein (2006)
      The heat stress when wearing two chemical protecting garments, NORMANS C-membrane and NORMANS C-desert, was compared. Five persons were tested wearing the two garments, walking on a treadmill in a climate chamber at room ...

    • Test rig design and manufacture - RTP103.014 FFI 6.2 WP 1 01 

      Sagsveen, Bendik (2006)
      In the WEAO project Europa 103.014 “Lightweight low cost carbon fibre composite materials and structures for Armour Fighting Vehicle Platforms – CAFV”, each nation will build an Application Case. The Norwegian Application case ...

    • NATO JRP electronic MCM NO phase 1 report - sensor technology 

      Selvåg, Jarle (2006)
      This report is the Norwegian contribution in the first phase of the NATO Joint Research Project "03C-3 Mine Models for MCM". It describes modern sensor technologies relevant for the evaluation of a future mine threat ...