Switch-Off Policies in Job Shop Controlled by Workload Control Concept

The reduction in emissions and the increase in energy costs push companies to identify solutions to reduce energy consumption in production systems. One of the approaches proposed in the literature is the shutdown of machines to reduce energy consumption in the idle state. This solution does not aff...

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Main Author: Paolo Renna
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/8/5210
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author Paolo Renna
author_facet Paolo Renna
author_sort Paolo Renna
collection DOAJ
description The reduction in emissions and the increase in energy costs push companies to identify solutions to reduce energy consumption in production systems. One of the approaches proposed in the literature is the shutdown of machines to reduce energy consumption in the idle state. This solution does not affect production processes and can be applied in various manufacturing fields. This paper proposes switch-off policies in manufacturing systems under a workload control system. The shutdown policies developed consider the number of items in the queue and the calculation derived from the workload control mechanism. Simulation models have been developed to test the proposed policies using the case always on as a benchmark, considering different levels of absorbed power in the inactivity and warm-up states and different warm-up times. The results highlight how the switch policies that include the workload evaluation drastically reduce the number of on/off activities, assuring lower energy consumption.
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spelling doaj.art-e6e824b702a343a886e8bba43efed81c2023-11-17T18:15:09ZengMDPI AGApplied Sciences2076-34172023-04-01138521010.3390/app13085210Switch-Off Policies in Job Shop Controlled by Workload Control ConceptPaolo Renna0School of Engineering, University of Basilicata, 85100 Potenza, ItalyThe reduction in emissions and the increase in energy costs push companies to identify solutions to reduce energy consumption in production systems. One of the approaches proposed in the literature is the shutdown of machines to reduce energy consumption in the idle state. This solution does not affect production processes and can be applied in various manufacturing fields. This paper proposes switch-off policies in manufacturing systems under a workload control system. The shutdown policies developed consider the number of items in the queue and the calculation derived from the workload control mechanism. Simulation models have been developed to test the proposed policies using the case always on as a benchmark, considering different levels of absorbed power in the inactivity and warm-up states and different warm-up times. The results highlight how the switch policies that include the workload evaluation drastically reduce the number of on/off activities, assuring lower energy consumption.https://www.mdpi.com/2076-3417/13/8/5210sustainable manufacturingswitch-offworkload controlsimulation
spellingShingle Paolo Renna
Switch-Off Policies in Job Shop Controlled by Workload Control Concept
Applied Sciences
sustainable manufacturing
switch-off
workload control
simulation
title Switch-Off Policies in Job Shop Controlled by Workload Control Concept
title_full Switch-Off Policies in Job Shop Controlled by Workload Control Concept
title_fullStr Switch-Off Policies in Job Shop Controlled by Workload Control Concept
title_full_unstemmed Switch-Off Policies in Job Shop Controlled by Workload Control Concept
title_short Switch-Off Policies in Job Shop Controlled by Workload Control Concept
title_sort switch off policies in job shop controlled by workload control concept
topic sustainable manufacturing
switch-off
workload control
simulation
url https://www.mdpi.com/2076-3417/13/8/5210
work_keys_str_mv AT paolorenna switchoffpoliciesinjobshopcontrolledbyworkloadcontrolconcept