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2021 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM)最新文献

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Concept for Enhancing the Contribution of Product Development to Organizational Resilience of Manufacturing Companies 提高产品开发对制造企业组织弹性贡献的概念
M. Riesener, M. Kuhn, J. Tittel, G. Schuh
In times of unpredictable business environments, manufacturing companies are increasingly exposed to rising internal and external disturbances. In terms of sustainable corporate management, the resilient design of a company and its corporate functions is gaining importance. Companies are attempting to increase the resilience of their corporate functions. Crisis-resistant product development is of particular importance in this context, as innovative products offer a promising opportunity to create competitive advantages and thus secure the company's existence in the event of a crisis. Against this background, this paper presents a concept for enhancing the contribution of product development to organizational resilience of manufacturing companies. In this context, the relationship of organizational resilience to corporate strategy, the bundling of disturbances into crisis scenarios, the design features of product development, and the preventive design of product development are included.
在不可预测的商业环境中,制造企业越来越多地暴露于不断上升的内部和外部干扰。在可持续企业管理方面,公司的弹性设计及其企业职能变得越来越重要。企业正试图提高企业职能部门的弹性。在这种情况下,抗危机产品开发尤其重要,因为创新产品提供了创造竞争优势的有希望的机会,从而确保公司在危机发生时的存在。在此背景下,本文提出了提高产品开发对制造企业组织弹性贡献的概念。在此背景下,包括组织弹性与企业战略的关系、干扰与危机情景的捆绑、产品开发的设计特征以及产品开发的预防性设计。
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引用次数: 0
Research on Omni-channel Supply Chain Pricing Decision with the Allowance of Cross-channel Return 考虑跨渠道退货的全渠道供应链定价决策研究
Shu Yang, Huajun Tang
In the omni-channel supply chain structure, aiming at the phenomenon of non-defective return, the cross-channel return policy models of manufacturer's non-supply and cross-channel return policy were constructed respectively, and the effects of cross-channel return policy on market equilibrium and enterprise profit are discussed. The results show that the supply chain system always favors cross-channel return policy, while the preference of manufacturers and retailers depends on online and offline customer loyalty and online return rate. Furthermore, the online and offline product pricing and wholesale pricing decisions should take into account cross-channel service level, return processing costs and offline channel customer loyalty.
在全渠道供应链结构下,针对无缺陷退货现象,分别构建了制造商不供应和跨渠道退货政策的跨渠道退货政策模型,并讨论了跨渠道退货政策对市场均衡和企业利润的影响。结果表明,供应链系统始终倾向于跨渠道退货政策,而制造商和零售商的偏好取决于线上和线下客户忠诚度和线上退货率。此外,线上和线下产品定价和批发定价决策应考虑跨渠道服务水平、退货处理成本和线下渠道客户忠诚度。
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引用次数: 1
Optimal Decisions with Supply Disruption and Demand Forecast Updating 供应中断与需求预测更新的最优决策
Shuangshuang Dong, Qingwei Wang, Meimei Zheng
In this study, we analyze the optimal ordering decisions for a retailer, who can order from three suppliers at two stages. At Stage 1, the retailer can place orders from an unreliable but cheap supplier and a perfectly reliable but expensive supplier. The unreliable supplier is subject to a random disruption during production time, and will only supply the quantity produced before the disruption if interrupted. At Stage 2, the retailer can purchase products from a backup supplier when the disruption occurs or the updated demand forecast is high. The optimal ordering decisions from these three suppliers are derived. It is found that the retailer may not place an order from the reliable supplier at Stage 1. However, it is always beneficial for the retailer to order from the unreliable supplier due to its economic advantage. Numerical experiments indicate that the unreliable supplier can be more preferred when the demand forecast is more variant.
在本研究中,我们分析了零售商在两个阶段可以向三个供应商订货的最优订货决策。在阶段1,零售商可以从一个不可靠但便宜的供应商和一个完全可靠但昂贵的供应商下订单。不可靠供应商是指在生产过程中发生随机中断,如果中断,供应商只供应中断前生产的数量。在阶段2,当中断发生或更新的需求预测很高时,零售商可以从备用供应商处购买产品。给出了三个供应商的最优订货决策。发现零售商在第一阶段可能不会向可靠的供应商下订单。然而,由于经济上的优势,零售商向不可靠的供应商订货总是有利的。数值实验表明,当需求预测变化较大时,用户更倾向于选择不可靠的供应商。
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引用次数: 1
Deadlock-solving Traffic Control Methods for Automated Guided Vehicle Systems 自动引导车辆系统中解决死锁的交通控制方法
Maoning Chen, Yuan Lu, Canrong Zhang
To cope with the challenges arising in the logistics industry, intelligent warehouse systems equipped with Automated Guided Vehicle (AGV) are becoming an attractive choice for enterprises. Such intelligent systems are often deployed in complex working environments where collision and deadlock problems are often inevitable. This paper focuses on designing effective traffic control strategies and algorithms to eliminate deadlocks faced in the system. More specifically, under the Resource Authorization policy, the deadlock is defined based on the graph theory; in order to minimize the occurrence of deadlocks, this paper proposes a Future Path-oriented Planning (FPP) algorithm which considers the future routes that will be traversed by AGVs by simulation; and, moreover, Deadlock Detection and Recovery (DR) strategy is introduced to detect and eliminate deadlocks. Numerical experiments conducted on two typical types of maps demonstrate the effectiveness of the proposed algorithms.
为了应对物流业面临的挑战,配备自动导引车(AGV)的智能仓库系统正成为企业的一个有吸引力的选择。这种智能系统通常部署在复杂的工作环境中,碰撞和死锁问题往往是不可避免的。本文的重点是设计有效的流量控制策略和算法来消除系统中面临的死锁。具体来说,在资源授权策略下,死锁是基于图论定义的;为了最大限度地减少死锁的发生,本文提出了一种未来路径导向规划(FPP)算法,该算法通过仿真考虑了agv未来将经过的路径;并引入了死锁检测和恢复(DR)策略来检测和消除死锁。对两种典型的地图进行了数值实验,验证了算法的有效性。
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引用次数: 2
Business Model for Post-industrial Tourism from a System Dynamics Perspective 系统动力学视角下的后工业旅游商业模式
I. Samuil, A. Ionică, M. Leba
The research in this paper uses system dynamics in proposing a business model in post-industrial tourism that aims to create a Theme Park in a mining perimeter in Romania. The proposed model can contribute to a better understanding of how the tourism business works and creates value for stakeholders, as it shows the causal relationships between the variables of the business system. The simulation adds value to this model, as it allows experimentation with alternative growth strategies and, as a result, the identification of those performance patterns that lead to sustainable development. The current hyper-competitive business environment requires tourism organizations to be agile and to adapt quickly to the ever-changing environment.
本文的研究利用系统动力学提出了一种后工业旅游的商业模式,旨在在罗马尼亚的采矿周边建立一个主题公园。所提出的模型可以有助于更好地理解旅游业务是如何运作的,并为利益相关者创造价值,因为它显示了业务系统变量之间的因果关系。模拟增加了这一模式的价值,因为它允许试验各种不同的增长战略,从而确定导致可持续发展的业绩模式。当前竞争激烈的商业环境要求旅游组织灵活应变,迅速适应瞬息万变的环境。
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引用次数: 2
Innovative and Sustainable Supply Chain Model in Industry 4.0 Based on Moroccan Industrial Field 基于摩洛哥工业领域的工业4.0创新可持续供应链模型
A. E. Maalmi, K. Jenoui, L. E. Abbadi
Moroccan industrial enterprises are leading many changes inside their supply chain to take advantage of industry 4.0 transformation. This optic aims to ensure sustainability and innovation simultaneously. Or, one of the most crucial operations is to enhance innovation inside supply chain processes and to improve supply chain resilience and sustainability regarding the changeable environment. Therefore, in this paper, we develop an integrated business model considering six constructs: supply chain integration, supply chain orientation, competition capability, business continuity management, environmental sustainability, and finally human and social approach. Then we apply and validate the business model to the case of large and medium Moroccan enterprises. The main objective is to study the impact of the considered constructs with the mediation of industry 4.0 technological systems in achieving supply chain innovation and sustainability. Our paper is built of four sections, the first lists previous studies performed in some countries, the second presents the proposed business model, the third describes the experimental data collection, and in the last part, we discuss the results of the data validation process, followed by a conclusion and work perspectives.
摩洛哥工业企业正在其供应链内部进行许多变革,以利用工业4.0转型。这种设计旨在同时确保可持续性和创新性。或者,最关键的操作之一是加强供应链流程内部的创新,提高供应链的弹性和可持续性,以应对不断变化的环境。因此,在本文中,我们开发了一个综合商业模型,考虑了六个结构:供应链整合,供应链导向,竞争力,业务连续性管理,环境可持续性,最后是人与社会的方法。然后将该商业模式应用到摩洛哥大中型企业的案例中进行验证。主要目的是研究在工业4.0技术系统的中介下所考虑的结构对实现供应链创新和可持续性的影响。我们的论文由四个部分组成,第一部分列出了以前在一些国家进行的研究,第二部分提出了拟议的商业模式,第三部分描述了实验数据收集,最后一部分讨论了数据验证过程的结果,然后是结论和工作展望。
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引用次数: 3
Sustainability Evaluation of Tobacco Excise Tax Policy to Finance Universal Health Coverage in Indonesia 印度尼西亚为全民健康覆盖提供资金的烟草消费税政策的可持续性评价
Teuku Naraski Zahari, A. Hidayatno, Komarudin
Universal Health Coverage (UHC) is a public health funding scheme promoted by the World Health Organization (WHO) to achieve equity in healthcare services, including promotive, preventive, curative, and rehabilitation care at an affordable cost. In 2014, Indonesia started the UHC program through its national program Jaringan Kesehatan Nasional (JKN). So far, JKN has faced many issues, with the most never-ending problem is a fund deficit. To counter this issue, the Indonesian government opted to use an earmarking fund from tobacco excise to support JKN. This research aims to provide a structural insight that earmarked funds from tobacco excise are not sustainable in the long run in Indonesia's case using system dynamics. The adverse effects of tobacco use on health, which increases public health expenditure and its socioeconomic impact, are the primary cause of this unsustainability.
全民健康覆盖(UHC)是世界卫生组织(世卫组织)推动的一项公共卫生筹资计划,旨在以负担得起的费用实现卫生保健服务的公平性,包括促进、预防、治疗和康复护理。2014年,印度尼西亚通过全国全民健康覆盖规划(JKN)启动了全民健康覆盖规划。到目前为止,JKN面临着许多问题,其中最棘手的问题是资金赤字。为了解决这个问题,印尼政府选择使用烟草消费税的专项资金来支持JKN。本研究的目的是提供一个结构性的洞察力,从长远来看,从烟草消费税专项资金是不可持续的,在印度尼西亚的情况下,使用系统动力学。烟草使用对健康的不利影响,增加了公共卫生支出及其社会经济影响,是这种不可持续性的主要原因。
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引用次数: 1
Risk-averse Hazmat Network Design Considering Endogenous Risk and Uncertainty 考虑内生风险和不确定性的风险规避危险品网络设计
Pengcheng Dong, Guodong Yu
We consider a hazmat network design problem where designer selects a feasible set of facility locations and flow assignments so that the total cost and transportation risk are minimized. While hazmat carriers choose preferred routes to transport, in particular, the route-choice is uncertain and depends on the available facilities and travel links. To improve service reliability under uncertainty, we incorporate risk-averse measures based on Conditional value-at-risk (CVaR). We model the problem as a mixed-integer trilinear optimization problem, then an equivalent linearization reformulation and a Benders decomposition algorithm with several acceleration strategies are proposed to solve this model. Numerical experiments demonstrate the effectiveness of proposed model and algorithm and give management insights.
我们考虑一个危险品网络设计问题,设计者选择一组可行的设施位置和流量分配,以使总成本和运输风险最小化。特别是,虽然危险品承运人选择首选的运输路线,但路线的选择是不确定的,取决于现有的设施和旅行联系。为了提高不确定条件下的服务可靠性,我们引入了基于条件风险值(CVaR)的风险规避措施。将该问题建模为一个混合整数型三线性优化问题,并提出了等效线性化重构和具有多种加速策略的Benders分解算法来求解该模型。数值实验证明了所提出的模型和算法的有效性,并为管理提供了启示。
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引用次数: 2
Feature Based Statistical Model of Employee Productivity with Real Time Checked Data 基于特征的实时检查数据员工生产力统计模型
Jalaja Shanmugalingam, D. Lario, Yongsheng Ma
The COVID-19 pandemic has led to a decentralization of the workforce in many industries. Due to the stay-at-home orders to control the spread of the virus, many are working from home. Even though modern technological advancements have helped some companies adapt to this new norm, many others are still scrambling to find the best way to remotely manage employees and accommodate their needs. Our research shows that the current challenges organizations face in managing their human capital are like the ones they face due to workplace demographic changes. This study focuses on analyzing those challenges and how human competency can be unlocked and developed to encourage sustainable autonomous working in an office, at home, or during frequent traveling. This study investigates the challenges faced by both organizations and employees, and presents a new business model that helps with the sustainable use of human resources and improves employee efficiency.
2019冠状病毒病大流行导致许多行业的劳动力分散。由于控制病毒传播的居家令,许多人在家工作。尽管现代技术的进步已经帮助一些公司适应了这种新规范,但许多其他公司仍在争先恐后地寻找远程管理员工并满足他们需求的最佳方式。我们的研究表明,当前组织在管理人力资本方面面临的挑战,就像他们在工作场所人口结构变化时面临的挑战一样。本研究的重点是分析这些挑战,以及如何释放和发展人类的能力,以鼓励在办公室、家里或频繁旅行中持续自主工作。本研究调查了组织和员工所面临的挑战,并提出了一种新的商业模式,有助于可持续利用人力资源,提高员工效率。
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引用次数: 0
Contractual Obligations and Vessel Speed: Empirical Evidence from the Capesize Drybulk Market 合同义务与船舶速度:来自好望角型干散货市场的经验证据
Vit Prochazka, R. Adland
The fuel consumption and emissions of ship operation is determined by the vessel speed, loading condition and external environment in which they sail. Vessel speed is subject to certain contractual constraints, notably the requirement that a vessel presents herself for loading within an agreed time window. The objective of this paper is to investigate how such contractual constraints and risk aversion affect empirical vessel speeds. We use ship tracking data from the Automated Identification System (AIS) combined with fixture data to identify the pre- and post-contract speeds as well as variations in sailing speeds throughout the ballast voyage. Our results support the notion that vessels are ordered to change their speed at the point of contracting if it is necessary to meet contractual obligations, and that most are conservative in their adjustment. Our findings are important for the assessment of emission elasticities with regards to market conditions and regulatory changes.
船舶运行的燃油消耗和排放是由船舶的航速、装载状况和所处的外部环境决定的。船舶速度受某些合同限制,特别是要求船舶在商定的时间窗口内装货。本文的目的是研究这种契约约束和风险规避如何影响经验船舶速度。我们使用来自自动识别系统(AIS)的船舶跟踪数据结合夹具数据来识别合同前和合同后的速度以及整个压载航行中航行速度的变化。我们的研究结果支持这样一种观点,即如果有必要履行合同义务,船舶在签订合同时被命令改变其速度,并且大多数船舶在调整时都是保守的。我们的研究结果对于评估与市场条件和监管变化有关的排放弹性具有重要意义。
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引用次数: 4
期刊
2021 IEEE International Conference on Industrial Engineering and Engineering Management (IEEM)
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