Now showing items 105-124 of 675

    • CC Mart’n Gjøvik – tilbygg og ombygging 

      Ask-Henriksen, Einar; Hovrud, Audun; Gullaug, Thomas H.; Næsset, Trond R. (Bachelor thesis, 2010)
      Prosjektet omfatter byggeteknisk prosjektering ved til- og ombygging av CC Mart’n Gjøvik. Oppgaven er utført på oppdrag fra og i samarbeid med Norconsult AS, Hamar. Rapporten inneholder sammenlikning av stålfagverk og ...
    • CDIO design education collaboration using 3D-desktop printers 

      Haavi, Thomas; Tvenge, Nina; Martinsen, Kristian (Journal article; Peer reviewed, 2018)
      Desktop 3D-printers are now a low-cost commodity product, and have been increasingly used in engineering education. The ability for students to print a prototype of their design is naturally a step forward in the education ...
    • CFNN-PSO: An Iterative Predictive Model for Generic Parametric Design of Machining Processes 

      Ghosh, Tamal; Martinsen, Kristian (Journal article; Peer reviewed, 2019)
      Every production process consists of a large number of dependent and independent variables, which substantially influence the quality of the machined parts. Due to the large impact of process variabilities, it is difficult ...
    • Challenges and proposed solutions for aluminium in laser powder bed fusion 

      Leirmo, Julie Langedahl; Baturynska, Ivanna (Peer reviewed; Journal article, 2020)
      There is a growing interest for additive manufacturing of aluminium in the industry due to its favourable properties. There are, however, many challenges regarding selective laser melting of aluminium alloy powder that ...
    • Channel-based Optimal Back-off Delay Control in Delay-Constrained Industrial WSNs 

      Li, Qihao; Zhang, Ning; Cheffena, Michael; Shen, Xuemin (Sherman) (Journal article; Peer reviewed, 2019)
      Recent developments in industrial wireless sensor networks (IWSNs) have revolutionized industrial automation systems. However, harsh industrial environment poses great challenges to a time-critical and reliable wireless ...
    • Channel-based Sampling Rate and Queuing State Control in Delay-Constraint Industrial WSNs 

      Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman) (Journal article, 2017)
      Industrial Wireless Sensor Networks (IWSNs) improve the transmission precision of control signaling as well as contributing to the real-time data monitoring and instrument fault diagnosing throughout the manufacturing ...
    • Channel-based Sybil Detection in Industrial Wireless Sensor Networks: a Multi-kernel Approach 

      Li, Qihao; Zhang, Kuan; Cheffena, Michael; Shen, Xuemin (Sherman) (Journal article, 2017)
      Industrial Wireless Sensor Networks (IWSNs) integrate various types of sensors to measure and control industrial production. However, the unattended open environment makes IWSNs vulnerable to malicious attacks, such as ...
    • Characterization of Al/crystallized Al-based metallic glass composites produced by repeated roll bonding process 

      Alizadeh, Morteza; Khoramkhorshid, Saba; Taghvaei, Amir Hossein; Konda Gokuldoss, Prashanth (Journal article; Peer reviewed, 2017)
      Devitrified Al84Gd6Ni7Co3 glassy particles have been used to reinforce Al-matrix composites through repeated roll bonding (RRB) process. Microstructural characterization of the produced composites after various rolling ...
    • Characterization of dynamic wireless body area network channels during walking 

      Mohamed, Marshed Kassim; Joseph, Wout; Vermeeren, Günter; Tanghe, Emmeric; Cheffena, Michael (Journal article; Peer reviewed, 2019)
      In this work, finite-difference time-domain was used for the investigation of dynamic wireless body area network channel characteristics during walking, thus accounting for dynamic aspects and body postures. This involves ...
    • Characterization of Off-Body Area Network Channels During Walking 

      Mohamed, Marshed Kassim; Joseph, Wout; Varmeeren, Günter; Tanghe, Emmeric; Cheffena, Michael (Journal article; Peer reviewed, 2019)
      In this work, the off-body area network channel characteristics during walking were investigated using finite difference time-domain. The channels were investigated in terms of fade variation and the correlation between ...
    • Characterization of the Body-to-Body Propagation Channel for Subjects during Sports Activities 

      Mohamed, Marshed Kassim; Cheffena, Michael; Moldsvor, Arild (Journal article; Peer reviewed, 2018)
      Body-to-body wireless networks (BBWNs) have great potential to find applications in team sports activities among others. However, successful design of such systems requires great understanding of the communication channel ...
    • Collaborative Fault Diagnosis Decision Fusion Algorithm Based on Improved DS Evidence Theory 

      Gao, Xiue; Chen, Bo; Chen, Shifeng; Wang, Kesheng; Wang, Yi; Xie, Wenxue; Yuan, Jin; Martinsen, Kristian; Ghosh, Tamal (Chapter, 2020)
      DS evidence theory has in obtaining a correct diagnosis when confronted with highly conflicting evidence, a collaborative fault diagnosis decision fusion algorithm based on an improved version of DS evidence theory is ...
    • Comovement between commodity sectors 

      Cai, Guixin; Zhang, Hao; Chen, Ziyue (Peer reviewed; Journal article, 2019)
      We aim to document the comovement between commodity sectors by using the three-dimensional continuous wavelet transform and copula method with the weekly dataset from January 1991 to December 2018. The dependence between ...
    • Comparative Life Cycle Analysis of the Langenuen Fjord Crossing 

      Graafland, Jeroen (Master thesis, 2020)
      Bakgrunn For kryssing av Langenuen-fjorden i Ferjefri E39-prosjektet er det i dag to rapporter med brokonsepter på bordet. Hovedforskjellen mellom de to rapportene er brobjelken. Begge parter foreslår å anlegge en hengebro, ...
    • Comparative Life Cycle Assessment of Cotton and Other Natural Fibers for Textile Applications 

      La Rosa, Angela Daniela; Grammatikos, Sotirios (Journal article; Peer reviewed, 2019)
      Among natural fibers, such as cotton, silk, wool, flax, hemp, etc., cotton is the one that takes up the highest percentage in the textile market. Nevertheless, there are obstacles associated with its cultivation; it is ...
    • Comparative Life Cycle Assessment of Incorporating Recycled PET Aggregates into Concrete 

      Tahanpour Javadabadi, Mohaddeseh (Master thesis, 2019)
      Purpose Recycling waste plastics in cementitious composites is a potential solution that can address the challenges in both concrete- and plastic industry. The purpose of this master thesis is to estimate the environmental ...
    • A comparative study between jute and glass fiber reinforced composites 

      Das, Subrata Chandra; Paul, Debasree; Khan, Mubarak Ahmad; Grammatikos, Sotirios A.; Papatzani, Styliani (Peer reviewed; Journal article, 2021)
      Recently, natural fiber reinforced polymer composites have become popular over traditional synthetic fiber reinforced polymer composites for automotive, low demanding structural and semi-structural applications. In this ...
    • A Comparative Study of Wireless Channel Propagation Characteristics in Industrial and Offce Environments 

      Ai, Yun; Cheffena, Michael (Research report, 2015)
      This paper presents the comparative results of channel measurements in an industrial facility and an indoor office. The frequency domain channel measurements have been carried out in the frequency band of 0.8.2.7 GHz. ...
    • Comparison of Short Range and Long Range Laser Scanner’s Accuracy Differences 

      Andriuskeviciute, Indre (Bachelor thesis, 2010)
      This Bachelor thesis is a final task of Geodesy study programme. The topic of my thesis is Comparison of Short Range and Long Range Laser Scanner’s Accuracy Differences. Laser Scanning is a technology which is used to ...
    • Comprehensive Physical Layer Security Analysis of FSO Communications over Málaga Channels 

      Ai, Yun; Mathur, Aashish; Verma, Gyan Deep; Kong, Long; Cheffena, Michael (Peer reviewed; Journal article, 2020)
      In this paper, we study the physical layer security of free-space optical (FSO) communications under different eavesdropping scenarios. More specifically, the secrecy performance of FSO communication employing intensity ...