Vol. 28 No. 2 (2021): May-August 2021

Research Articles

• Prediction of Time History of Creep Strain from Time history of Stress Relaxation of Sand in Triaxial Compression

  Kosit Jariyatatsakorn, Warat Kongkitkul

  1-18

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• Heat Recovery on Performance of Solar Heat Pump Systems with Greenhouse Assisted for Drying Marine Products

  Jaruwat Jareanjit, Sittiporn Boonyanuwat

  19-30

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• DEVELOPMENT OF GAS-FIRED INFRARED TUNNEL DRYER WITH AIRFLOW REVERSAL TECHNIQUE

  Somkiat Jaturonglumlert, Pisinee Suasubphan, Voraluck Suriwong, Sakawduan Kaewdam, Phirunrat Thaisamak

  31-41

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• Comparing the cost efficiencies of traditional evaporation reduction with PET bottles containing plastic waste

  Jiradet Settakhumpoo, Vacharapoom Benjaoran

  42-54

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• Mathematical Dynamic Recirculation Plug-Flow Areal Reactor Models of Subsurface Recirculation Flow Constructed Wetland Wastewater Treatment for Floating Agriculture Using in Greenhouse

  Ratthapol Suksomboon, Chanachai Uanwang, Laongdaw Poosumrong, Wuthikorn Anantasirichai

  55-63

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• System Dynamics Model for Lifetime Construction Aggregate Supply in Songkhla Lake Basin

  Jirayus Wiwattnanukul, Phongpat Sontamino

  64-76

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• Determining Joint Replenishment Full Container Load Ordering Polices for Imported Raw Materials used in Fabric Knitting Production

  ชื่นนภา เชื้อสุวรรณทวี, Paveena Chaovalitwongse

  77-86

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• Strength improvement of leather bracelet by utilizing experimental design

  Pinchanan Suwanchana, Somkiat Tangjitsitcharoen

  87-99

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• Development of Bamboo Tube Sawing Machine by Applying Ergonomics Principles and QFD

  Soyjeen Jitman, Thitipon Chaibankud, Pattanee Jamsai, Bancha Ariyajunya, Rosemarin Sukhasem, Ruephuwan Chantrasa

  100-115

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• Selection of Raw Material with Variation and Price Difference in Obtaining Lowest Costs using A Case Study of Ethanol Production

  Pittaya Hayakwong, Seekharin Sukto

  116-130

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