... learning Simulation The inspection of products is indispensable for quality assurance and quality control (e.g. Statistical Process Control) and is commonly based on selected product characteristics, so-called key characteristics (KCs). KCs fulfill two purposes, namely to determine, firstly, which...

... and word cloud from the bibliometric analysis and text mining of the articles reveal that optimization and simulation models are extensively developed for various casting techniques, including sand casting, investment casting, die casting and squeeze casting, to improve quality aspects of the casting's...

... a simulation-based goodness-of-fit test. Furthermore, the performance of various estimators is studied using a detailed simulation experiment. It is observed that the maximum likelihood estimator relatively outperforms the method of moment estimator. Furthermore, the posterior median fares better among...

... nets Process plants Complex system FCCU Simulation Modern process plants must be operated at high levels of availability in view of the huge cost of their installation, operation and maintenance. In this context, a reliability study should not only give an estimate of its availability...

...Vinayambika S. Bhat; Shreeranga Bhat; E. V. Gijo Purpose The primary aim of this article is to ascertain the modalities of leveraging Lean Six Sigma (LSS) for Industry 4.0 (I4.0) with special reference to the process industries. Moreover, it intends to determine the applicability of simulation...

... simulations. Findings Results demonstrate that the proposed monitoring systems can be tuned to achieve an admissible failure risk, conveniently expressed as the number of non-conforming items produced per million products, and these risks can be properly communicated. This risk-based approach can be used...

... for illustration. Design/methodology/approach The product design is developed on the basis of both customer and functionality requirements. The critical product components are then determined. The design and analysis of experiments are performed by using simulation, and then the probability distributions...

...Angus Jeang; Chang Pu Ko; Chien-Ping Chung; You-Jie Chen; I. Lin Purpose The purpose of this paper is to establish the regression model by a simulation method that was obtained by using the system response at unit cost as the response value. The unit availability was maximized, while the unit cost...

... Carlo simulation. Findings The bottle washing machine is the most critical machine from a maintenance point of view which has more compact on the system performance as compared to other machines. The availability analysis of distillery plant helps the management to adopt a suitable maintenance...

...), the process capability indices (PCIs), and the cost of poor quality (COPQ) as the performance metrics. A port is a complex system that requires SD as an appropriate tool to simulate the model dynamically. The performance metrics focus on measuring the port performance in the entire flow of material...

... of robustness. Design/methodology/approach – This paper proposed a methodology (a combination of simulation, regression modelling and robust design technique) to study robustness of a hardening and tempering process producing component worm shaft used in the steam power plant and process capability acts...

...Mohamed Khaled Omar; Sharmeeni Murgan Purpose – The purpose of this study is to present a report on the development of an improved mathematical model for quantifying the cost of quality. In addition, a simulation model is developed using real-life industrial data; the model is used to investigate...

... as a basis for determining the reliability of lean systems as a whole. Lean subsystems, in turn, consist of reliability measures for lean components. Once principal components analysis techniques are employed to determine critical subsystems, Monte Carlo simulations for lean components, subsystems...

... a simulation‐based experiment that the intelligent maintenance scheduler is capable of providing a good scheduling policy that can be used in practice. Originality/value This paper presents an intelligent maintenance scheduler. As a system identification model, we devise a new incremental decision tree...

... a simulation approach. Design/methodology/approach A manufacturing cell incorporating inspection and rework was simulated, and a validation exercise carried out. Using results from the simulation study, the authors then formulate the concept of a cost category for disruption cost, which is compatible...

... of machining operations, and the machine under‐utilization costs. It also maximizes the system reliability by selecting process routes for the part types with the highest system reliability for the machines along the routes. To solve the multi‐objective, multiple process plan model, a simulated annealing (SA...

... simulation has been employed with an optimisation technique, to identify quality spending levels which result in maximum overall profit. The simulation models are based on a Thai automotive manufacturer, which had employed Kaizen for many years, and hence this quality improvement approach...

... by multivariate exponential distribution of Marshall and Olkin. The same is utilized to estimate cost for desired warranty times by the method of simulation. © Emerald Group Publishing Limited 2004 Warranties Cost estimates Simulation The warranty concept is important to both...

... are calculated for these indices. A simulation using three distributions (normal, log‐normal and chi‐squared) was conducted and a comparison was made of the performances of the Bootstrap and the parametric estimates. Theoretical work has developed three possible constructions for confidence intervals using...

... are very costly, time consuming and highly disruptive to the real system. Hence, a systematic and holistic computer‐based methodology is proposed in this paper to obtain a control chart configuration which improves productivity and quality, and reduces cost. Simulation is used as a platform to conduct...