Vol. 38 No. 4 (2021): October - December

Research Articles

• Assessment on Speed Governor Performance of Turbine of Vajilalongkorn Hydropower Plant

  Monthon Jaikuson, Saran Phothiyanon

  1-12

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• The Efficiency Enhancement of Warehouse Management using ABC and Forecasting Technique: A Case Study of Storage System

  Thongchai Saengsuwandee, Sakon Klongboonjit

  13-22

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• Optimization of Nurse Scheduling Problem: A hospital case study

  Kantaporn Thongsopa, Udom Janjarassuk

  23-32

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• PI Controller Design of Heat Control Systems using ATS and PSO

  suchawadi chinsut

  33-41

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• Regression Analysis Applying for Defection Rescreening of Microelectronics Product

  Nichanach Katemukda

  42-50

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• Application of Building Information Modeling to Analyze Rebar Cutting Patterns with Minimum Waste

  Wittaya Srisomboon, Narongrit Wongwai, Nuthida Phetthet

  51-66

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• A Study of Factor on Turbidity Removal Efficiency for Sludge Recirculation Clarifier

  Wiwat Onnakklum

  67-77

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• Post-Fire Flexural Strength of The Fly Ash Concrete Beams and Rapid Cooling Down

  Warun Wongprachum, Chalermphol Chaikaew

  78-86

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• Financial Feasibility Study of Installing Solar Photovoltaic Rooftop for Residential Sector

  thanapol tantisattayakul

  87-98

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• Calibration of Strength and Stiffness Parameters on Soil Model of Sand-Tyre Crumb Mixtures by FEM

  Pulpong Pongvithayapanu, Ukrit Pornpreedawan, Daraporn Phusing

  99-114

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• Impact of exponential smoothing forecasting technique on bullwhip effect index under a dual-supplier supply chain system

  Kittiwat Sirikasemsuk, Warisa Thangjai, Tossapol Kiatcharoenpol, Laksiri Treeranurat, Darin Luanwiset, Apiradee Sukmilin, Jaruwan Kaewluan, Jutamart Ketkaew, Kanogkan Leerojanaprapa

  115-129

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• Conceptual Design and Aerodynamic Analysis of Tail-Sitter VTOL UAV

  Noppadon Punprasert, Wanchai Jiajan

  130-150

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• Optimal Composition on Surface Roughness of Wood-Plastic Composites Using Mixture Design and Response Surface Methodology

  Chainarong Srivabut, Chatree Homkhiew, Surasit Rawangwong

  151-165

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• Evaluation of the Filtration Efficiency of Aerosol Particles of the Commercial Air Purifiers for indoor use

  Visut Asanavijit, Panich Intra, Wisanapat Rattanachan, Pattanun Pattanun

  166-177

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