Browsing by Author "Tiwari, Ashutosh"

Browsing by Author "Tiwari, Ashutosh"

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  • Self-repairing design process applied to a 4-bar linkage mechanism 
    Bell, Colin; Farnsworth, Michael; Knowles, James; Tiwari, Ashutosh (SAGE, 2015-08-22)
    Despite significant advances in modelling and design, mechanical systems almost inevitably fail at some point during their operative life. This can be due to a pre-existing design flaw, which is usually overcome in a ...
  • Sequential process optimisation using genetic algorithms 
    Oduguwa, Victor; Tiwari, Ashutosh; Roy, Rajkumar (Springer-Verlag, 2004-01)
    Locating good design solutions within a sequential process environment is necessary to improve the quality and overall productivity of the processes. Multi-objective, multi-stage sequential process design is a complex ...
  • Service delivery for microsystems production: A study 
    Durugbo, Christopher; Tiwari, Ashutosh; Alcock, Jeffrey R. (Elsevier Science Business Media, 2012-01-26)
    This paper presents the findings of an investigation into the industry practice of service delivery within microsystems technologies (MST) (also known as micro- electro-mechanical systems, MEMS) production. A study was ...
  • Service Information in the Provision of Support Service Solutions: A State-of-the-art Review 
    Kundu, S.; McKay, A.; Cuthbert, R.; McFarlane, D.; Saxena, Dhish; Tiwari, Ashutosh; Johnson, P. (Cranfield University Press, 2009-04-01)
    The transition from the delivery of physical products to the delivery of product-service systems demands new forms of information system that are designed to support the lifecycles of both physical products and associated ...
  • Service-oriented design of microfludic devices 
    Panikowska, Katarzyna E. (Cranfield University, 2011-01)
    Microfluidics is a relatively new and, with an estimation of the market for these devices exceeding $ 3 billion in 2014, it is considered a profitable domain. Constant development of new technologies and growing demand ...
  • Simulation and optimisation of a specific flexible manufacturing system. 
    Song, Boyang (Cranfield UniversitySATM, 2019-02)
    As current market competition evolves, most companies intend to increase their options for product customisation and accelerate their product upgrading. Correspondingly, manufacturers have to face the increasing size of ...
  • Simulation based optimization of joint maintenance and inventory for multi-components manufacturing systems 
    Alrabghi, Abdullah; Tiwari, Ashutosh; Alabdulkarim, Abdullah A. (IEEE, 2014-01-27)
    Maintenance and spare parts management are interrelated and the literature shows the significance of optimizing them jointly. Simulation is an efficient tool in modeling such a complex and stochastic problem. In this paper, ...
  • Simulation of autonomous UAV navigation with collision avoidance and spatial awareness. 
    Li, Jian (Cranfield UniversitySATM, 2019-08)
    The goal of this thesis is to design a collision-free autonomous UAV navigation system with spatial awareness ability within a comprehensive simulation framework. The navigation system is required to find a collision-free ...
  • Simulation to enable a data-driven circular economy 
    Charnley, Fiona; Tiwari, Divya; Hutabarat, Windo; Moreno, Mariale; Okorie, Okechukwu; Tiwari, Ashutosh (MDPI, 2019-06-19)
    This paper presents an investigation on how simulation informed by the latest advances in digital technologies such as the 4th Industrial Revolution (I4.0) and the Internet of Things (IoT) can provide digital intelligence ...
  • Simulation-based optimisation of complex maintenance systems 
    Alrabghi, Abdullah Omar (Cranfield University, 2015-09)
    There is a potential as well as a growing interest amongst researchers to utilise simulation in optimising maintenance systems. The state of the art in simulation-based optimisation of maintenance was established by ...
  • Simulation-based optimisation of maintenance systems: Industrial case studies 
    Alrabghi, Abdullah; Tiwari, Ashutosh; Savill, Mark (Elsevier, 2017-06-20)
    Investigating the optimum blend of maintenance strategies for a given manufacturing system is a continuing concern amongst maintenance academics and professionals. Recent evidence suggests that little research is conducted ...
  • Soft Computing in the Service Industry 
    Roy, Rajkumar; Tiwari, Ashutosh; Shah, Satya Ramesh; Hadden, John (2006-01-01)
    Service industries have recently witnessed several innovations, one of which is the widespread use of contact centres in the front of customer service management. Service encounters based on contact centres have raised new ...
  • A software architecture for autonomous maintenance scheduling: Scenarios for UK and European Rail 
    Turner, Christopher J.; Ravi, P. T.; Tiwari, Ashutosh; Starr, Andrew G.; Blacktop, K. (W I T Press, 2016-11-22)
    A new era of automation in rail has begun offering developments in the operation and maintenance of industry standard systems. This article documents the development of an architecture and range of scenarios for an autonomous ...
  • Soil moisture content measurement using optical fiber long period gratings 
    Hallett, Stephen H.; Partridge, Matthew; James, Stephen; Tiwari, Ashutosh; Farewell, Timothy S.; Tatam, Ralph P. (SPIE - International Society for Optics and Photonics, 2017-04-23)
    The use of an optical fibre long period grating (LPG) as a soil moisture sensor is reported. Characterization of the device in both clay and sandy soils revealed a sensitivity to moisture levels in the range 10-50%, and ...
  • State of the art in simulation-based optimisation for maintenance systems 
    Alrabghi, Abdullah; Tiwari, Ashutosh (Elsevier, 2014-12-29)
    Recently, more attention has been directed towards improving and optimising maintenance in manufacturing systems using simulation. This paper aims to report the state of the art in simulation-based optimisation of maintenance ...
  • Study of optimisation strategies for aircraft structural design 
    Huang, Feng (Cranfield University, 2012-12)
    Optimisation plays an important role in structural design. Structural design optimisation is not only a matter of weight reduction of the structure; it can be used to optimise any type of objectives. In engineering ...
  • Survey of media forms and information flow models in microsystems companies 
    Durugbo, Christopher; Tiwari, Ashutosh; Alcock, Jeffrey R. (2010-02-22)
    The paper presents the findings of a survey of 40 microsystems companies that was carried out to determine the use and the purpose of use of media forms and information flow models within these companies. These companies ...
  • Survey on the use of computational optimisation in UK engineering companies 
    Tiwari, Ashutosh; Hoyos, Paula Noriega; Hutabarat, Windo; Turner, Christopher J.; Ince, Nadir; Gan, Xiao-Peng; Prajapat, Neha (Elsevier, 2015-01-22)
    The aim of this work is to capture current practices in the use of computational optimisation in UK engineering companies and identify the current challenges and future needs of the companies. To achieve this aim, a survey ...
  • Sustainable production in a circular economy: A business model for re-distributed manufacturing 
    Turner, Christopher J.; Moreno, Mariale; Mondini, Luigi; Salonitis, Konstantinos; Charnley, Fiona; Tiwari, Ashutosh; Hutabarat, Windo (MDPI, 2019-08-08)
    The emergence of new technologies such as the Internet of Things, big data, and advanced robotics, together with risks such as climate change, rising labour costs, and a fluctuating economy, are challenging the current ...
  • Symbolic approaches and artificial intelligence algorithms for solving multi-objective optimisation problems 
    Askar, Sameh El Said Abdel Aziz (Cranfield University, 2011-04)
    Problems that have more than one objective function are of great importance in engineering sciences and many other disciplines. This class of problems are known as multi-objective optimisation problems (or multicriteria). ...