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Bus Manufacturing Workshop Scheduling Method with Routing Buffer [article]

Zhonghua Han, Jingyuan Zhang, Xiaoting Dong, Yuanwei Qi
2019 arXiv   pre-print
The framework and the solution ofthe optimization problem of such a bus manufacturing workshop scheduling with routing buffer arepresented.  ...  Aiming at solving the problem that the moving route is complicated and the scheduling is difficult in the routing buffer of the bus in the manufacturing workshop, a routing buffer mathematical programming  ...  cost as evaluation index,to guide the bus to move in routing buffer with the minimum total setup cost.As such, a scheduling scheme for bus manufacturing workshop with routing buffer is given, so as to  ... 
arXiv:1903.04097v2 fatcat:i3cbk7vrvffchjhwbvp4dxiaie

Research on Limited Buffer Scheduling Problems in Flexible Flow Shops with Setup Times [article]

Zhonghua Han, Quan Zhang, Haibo Shi, Yuanwei Qi, Liangliang Sun
2018 arXiv   pre-print
Based on the instance data of bus manufacturer, simulation tests are made on the four algorithms under variouis of practical evalucation scenarios.  ...  The simulation results show that the IWOA algorithm can better solve this type of limited buffer scheduling problem in flexible flow shops with setup times compared with the state of the art algorithms  ...  Therefore, the scheduling problem of the bus manufacturer belongs to the limited buffer scheduling problems in flexible flow shops with setup times.  ... 
arXiv:1812.08586v1 fatcat:iqpw4ckgyjbxpfgb7fl67b6ojm

Flexible Flow Shop Scheduling Method with Public Buffer

Han, Han, Lin, Dong, Shi
2019 Processes  
Evaluated by the groups of simulation schemes with the actual production data of one bus manufacturing enterprise, the proposed method outperforms other methods in terms of searching efficiency and optimization  ...  In order to solve the flexible flow shop scheduling problem with public buffer (FFSP–PB), this study proposes a novel method combining the simulated annealing algorithm-based Hopfield neural network algorithm  ...  During the actual production of the large equipment manufacturing workshop, only the buffer with limited capacity can be set in the workshop, owing to physical factors such as the workshop space and storage  ... 
doi:10.3390/pr7100681 fatcat:7c6mzcsdarbbpku4xvpy7diuyu

Dynamic Scheduling of Crane by Embedding Deep Reinforcement Learning into a Digital Twin Framework

Zhenyu Xu, Daofang Chang, Miaomiao Sun, Tian Luo
2022 Information  
Second, the trained DDQN is embedded into the DT framework, and then connected with the physical workshop and the workshop service system to realize online dynamic crane scheduling based on the real-time  ...  The numerical analysis shows that the proposed method is superior to the traditional dynamic scheduling method, and it is also suitable for large-scale problems.  ...  This study fills a gap in the research of dynamic crane scheduling in the manufacturing field and gives a template and technical route for enterprises to solve practical production logistics related scheduling  ... 
doi:10.3390/info13060286 fatcat:d4cdxzkaareully5dzv5rqtbwm

Research on Conflict Resolution Method of Production Evaluation Index in Flexible Manufacturing Field Based on Multiplayer Cooperative Game

Chao Han, Daliang Chang, Fu Meng
2021 IEEE Access  
Finally, according to the actual production data of a bus manufacturing enterprise based on flexible manufacturing mode, several simulation schemes are designed to analyze and verify the effectiveness  ...  In order to solve the problem of increasing conflict among multiple production evaluation indexes in complex production scheduling process, based on the mathematical model of flexible flow shop with limited  ...  method proposed in this paper for solving the conflict problem of production evaluation index in FFSP-PB scheduling process, the simulation data close to the actual production process of bus manufacturing  ... 
doi:10.1109/access.2021.3049151 fatcat:kggwh2eynzaalosx6ycw6cnvqu

Development, Implementation (Pilot) and Evaluation of a Demand-Responsive Transport System

Mascha Brost, Matthias Klötzke, Gerhard Kopp, Oliver Deißer, Eva-Maria Fraedrich, Katharina Karnahl, Tim Sippel, Alexander Müller, Stefanie Beyer
2018 World Electric Vehicle Journal  
This area is also appropriate regarding existing public transport with two urban bus routes and four trans-regional bus corridors served in this area.  ...  a vehicle manufacturer.  ... 
doi:10.3390/wevj9010004 fatcat:vv6mokppibhbxmdc5xmk3advny

An Improved Compact Genetic Algorithm for Scheduling Problems in a Flexible Flow Shop with a Multi-Queue Buffer

Zhonghua Han, Quan Zhang, Haibo Shi, Jingyuan Zhang
2019 Processes  
We evaluate our method through the real data from a bus manufacture production line.  ...  Flow shop scheduling optimization is one important topic of applying artificial intelligence to modern bus manufacture.  ...  Therefore, these scheduling problems in a bus manufacturer can be characterized as the multi-queue limited buffer scheduling problems in a flexible flow shop with setup times.  ... 
doi:10.3390/pr7050302 fatcat:elnyx7wcsngzjfqnt3mjkwei4y

Model-T: Rethinking the OS for terabit speeds

Willem de Bruijn, Herbert Bos
2008 IEEE INFOCOM 2008 - IEEE Conference on Computer Communications Workshops  
The resizable ring-buffer uses watermarks to guide convergence to achieve optimal rate. As the example shows, this method does increase throughput, but it does not stabilize at the cache size.  ...  Each operation executes a single step in the network stack, such as IP defragmentation, TCP port routing or HTTP gzip decompression.  ... 
doi:10.1109/infocom.2008.4544642 fatcat:agwzynqq3bdythtl6kdif5qada

A Kind of Reinforcement Learning to Improve Genetic Algorithm for Multiagent Task Scheduling

Zhipeng Li, Xiumei Wei, Xuesong Jiang, Yewen Pang, Daniel Zaldivar
2021 Mathematical Problems in Engineering  
For the task assignment problem with this model, we combine reinforcement learning to improve the genetic algorithm for multiagent task scheduling and use the standard task scheduling dataset in OR-Library  ...  The model consists of system management agent, workshop control agent, and equipment agent.  ...  and can communicate with one another via the bus.  ... 
doi:10.1155/2021/1796296 fatcat:6p2qwbursjgb7htrhr33y3dsi4

Introduction of Battery Electric Buses in European Cities – Economic Comparison of Novel Technological Concepts

Fabian Meishner, Dirk Uwe Sauer
2018 Zenodo  
by on-board batteries) The investigations are based on already existing and potential future electric bus network and real operation in different cities and are performed in direct cooperation with the  ...  Nowadays, the conversion of diesel fueled public bus fleets into those powered by electricity is one of the most important tasks for public transport operators.  ...  Nevertheless, by dimensioning the storage capacity of each battery with 200 kWh, a big buffer has been considered to cover unforeseen events.  ... 
doi:10.5281/zenodo.1440859 fatcat:2mzjzo3hfvfgbn72ga52ywwspy

A Generic Architecture for On-Chip Packet-Switched Interconnections [chapter]

Pierre Guerrier, Alain Greiner
2008 Design, Automation, and Test in Europe  
We explain why the shared bus, which is today's dominant template, will not meet the performance requirements of tomorrow's systems.  ...  For the test mode, these paths are daisy-chained and fed with a pattern generator. All the global interconnect is tested by this method.  ...  We aim to prove that present manufacturing technology already enables the realization of a switching network with the wrappers to carry on both address-space and dataflow communications.  ... 
doi:10.1007/978-1-4020-6488-3_9 fatcat:5i2isc2k55bolcon3gkqltvj7y

A generic architecture for on-chip packet-switched interconnections

Pierre Guerrier, Alain Greiner
2000 Proceedings of the conference on Design, automation and test in Europe - DATE '00  
We explain why the shared bus, which is today's dominant template, will not meet the performance requirements of tomorrow's systems.  ...  For the test mode, these paths are daisy-chained and fed with a pattern generator. All the global interconnect is tested by this method.  ...  We aim to prove that present manufacturing technology already enables the realization of a switching network with the wrappers to carry on both address-space and dataflow communications.  ... 
doi:10.1145/343647.343776 fatcat:7wk4mgcy5rcwpox6ajnqi4rykm

Frontlog scheduling in aircraft line maintenance: From explorative solution design to theoretical insight into buffer management

Mikael Öhman, Markus Hiltunen, Kai Virtanen, Jan Holmström
2020 Journal of Operations Management  
Once maintenance routing has produced a viable flight schedule, the initialization process continues with the maintenance window algorithm.  ...  Maintenance routing is naturally nontrivial with respect to detailed maintenance scheduling, as it determines the available maintenance opportunities.  ...  APPENDIX E T A B L E E 1 Evaluation events • Buffer would require a digital feedback loop from operations to planning • -Incentives, organizational structure and mind-set in production can be expected  ... 
doi:10.1002/joom.1108 fatcat:g7i3dkzeenhi5ij55ahwe4jcvy

RFID-enabled real-time PBS monitoring for automobile assembly factory

Gang Huang, Jin H. Li, Xiao D. Yuan, Liang Gao, Yunqing Rao
2012 International journal of computer integrated manufacturing (Print)  
The sequence of RIFD reader installation in painting workshop is: Painting ee entrance buffer Electrophoresis bufferAdhesive buffer Middle painting bufferPolishing buffer  ...  We are currently studying the relevant optimization algorithms and heuristic rules to solve the scheduling problem of PBS, also used simulation methods to guide the sort.  ... 
doi:10.1080/0951192x.2010.528034 fatcat:n33ae22axzecnf4thswfagylwu

Automated design of microfluidics-based biochips: connecting biochemistry to electronics CAD

K. Chakrabarty
2006 International Conference on Design and Test of Integrated Systems in Nanoscale Technology, 2006. DTIS 2006.  
Cost-effective testing techniques lead to the detection of manufacturing defects and operational faults.  ...  Synthesis tools map behavioral descriptions to a droplet-based microfluidic biochip and generate an optimized schedule of assay operations, the binding of assay operations to functional units, and the  ...  A full-day workshop was co-organized and co-located with DATE 2006. The IEEE Transactions on CAD published a special issue on biochips in February 2006.  ... 
doi:10.1109/dtis.2006.1708725 fatcat:e5t5mjw2m5ew3n7iyyd6xlratu
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