نتایج جستجو برای: vensim

تعداد نتایج: 260  

Journal: :Mathematical Problems in Engineering 2022

With the sustained and rapid development of economy, food consumption structure has changed correspondingly market cold fresh products developed rapidly, which puts forward matching chain logistics. Under background construction belt road pilot-free trade zone, organic integration agricultural industry in Hainan is facing opportunities challenges. In particular, in-depth research on design plan...

Journal: :Advances in Production Engineering & Management 2021

The complex and changeable external social economic environment has a significant impact on the sustainable development of closed-loop supply chain. In particular, occurrence uncertain emergencies increases risk interruption chain, making it insufficient to analyze its changes from perspective material flow alone. Based this analysis, paper constructs chain capital coupling system composed manu...

Journal: :System Dynamics Review 2022

Table functions, also referred to as graphical provide a powerful and user-friendly way represent nonlinear relationships between variables in system dynamics (SD) models. However, many cases modelers may benefit from using analytical equations for model sensitivity testing communicating with researchers other fields disciplines. We propose six that can be used of the commonly formulated table ...

Journal: :OPSI (Yogyakarta) 2022

The speed in distributing the products of industry is influenced by production produced itself. SMEs know that ECO one manufacturing industries engaged food manufacturing. there are obstacles (problems) experienced, namely occurrence inequality between capacity tofu can be and demand for must met. purpose this study to increase Tofu Eco terms increasing working time. method used research dynami...

Journal: :Sustainability 2023

The construction of mega infrastructure projects has the characteristics repeatability, long duration, and high complexity. Therefore, it is particularly important to implement dynamic decision-making in projects. This study takes data-driven mechanisms as entry point constructs a system for consisting an information collection subsystem, processing transformation human–computer collaborative s...

Journal: :ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences 2022

Abstract. Urban dynamics modelling using system dynamic (SD) approaches aims to provide an understanding of the major internal forces within urban area, such as population development. SD models valuable information for decision and policy making. systems are strongly related space, which is well described by geospatial data. Therefore, connection data advantageous, both feeding spatial into fu...

2005

This supplement provides a detailed description and supporting documentation for a system dynamics model used to analyze the impact of endogenous demand on a semiconductor manufacturer hybrid push-pull production system. The model is based on the experience with Intel Corporation, a major semiconductor manufacturer located in Santa Clara California. This supplement should be used in conjunction...

2015
Ying Qiu Xianliang Shi Chunhua Shi

Purpose: We attempted to propose an approach to simulate the dynamics of Beijing’s logistics demand, which can do some help to find out the dynamics path of the needed storage and shipment, put forward with logistics policies and enhance logistics service. Design/methodology/approach: W e present a paper with system dynamics (SD) methodology, which was run by the software of Vensim. Findings: W...

Journal: :Indonesian Journal of Electrical Engineering and Computer Science 2022

Currently, student research at the university under study is carried out from first semesters until graduates, but it necessary to make adjustments its guidelines that include within a teaching-learning process. The objective of propose model research, using causal diagrams and forrester diagram; then carry simulation projection 2021 2026 with variables, students, quality teachers in completed ...

ژورنال: :فصلنامه علمی پژوهشی پژوهش های اقتصادی (رشد و توسعه پایدار) 2012
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چکیده این تحقیق با استفاده از رویکرد سیستمی و روابط تئوریک در اقتصاد کلان و بر پایه الگوهای رشد، اثر خصوصی سازی بازار بورس را بر رشد اقتصادی در ایران مورد بررسی قرار داده است. برای محاسبه تولید از شاخص سرمایه انسانی که این شاخص ها شامل: هزینه سرمایه گذاری در تحقیق و توسعه، امید به زندگی، نرخ تحصیلات و استاندارد زندگی می باشد - که توسط سازمان ملل منتشر می گردد- و برای محاسبه خصوصی سازی، سرمایه ...

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