نتایج جستجو برای: qc quay crane rate

تعداد نتایج: 968513  

2004
Jiung-yao Huang Chung-yun Gau

The mobile crane simulator is a project sponsored by Employment and Vocational Training Administration, Council of Labor Affair, Executive Yuan, Taiwan, to build a safe device for training and licensing. This paper presents the principle and mechanism to build a high-fidelity interactive visual simulator on a cluster of PCs. The implemented mobile crane simulator uses the peer-to-peer architect...

Journal: :MLO: medical laboratory observer 2008
John Yundt-Pacheco Curtis A Parvin

The expected number of unacceptable patient results due to an undetected, malfunction--E(Nu)--can be set as a patient-based quality goal. Using the number of patients tested between QC specimens as a design parameter allows one to design QC strategies that meet specified patient-based quality goals. The QC utilization rate can be minimized in a QC design for a given E(Nu). The QC-utilization ra...

2015
Mingjun Ji Wenwen Guo Huiling Zhu Yongzhi Yang

In this paper, we consider the optimization of loading sequence and rehandling strategy in the terminal operation. We present an optimization strategy to minimize the number of rehandles, and establish a mathematical model to integrate the loading sequence and the rehandling strategy under the parallel operation of multi-quay cranes. Furthermore, we give an improved genetic algorithm to solve t...

2015
Abdel Hafez

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2013
Stéphane Zampelli Yannis Vergados Rowan Van Schaeren Wout Dullaert Birger Raa

This paper considers the combination of berth and crane allocation problems in container terminals. We propose a novel approach based on constraint programming able to model many realistic operational constraints. The costs for berth allocation, crane allocation, time windows, breaks and transition times during gang movements are optimized simultaneously. The model is based on a resource view w...

Journal: :Expert Syst. Appl. 2011
Birger Raa Wout Dullaert Rowan Van Schaeren

Journal: :Annals of Mathematics and Artificial Intelligence 2021

Abstract The ever increasing demand for container transportation has led to the congestion of maritime terminals in world. In this work, two interrelated problems berth and quay crane scheduling are considered an integrated multiobjective mathematical model. A special character model is that arrival times vessels failure (working) cranes not deterministic can vary based on some scenarios. Hence...

Journal: :Minutes of the Proceedings of the Institution of Civil Engineers 1841

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