Now showing items 201-220 of 286

    • Low rate wireless network lighting control system 

      Waiyawut, Wanapun (2013-11-06)
      This research presents the development of a low rate and low power consumption low rate wireless network. Low rate wireless networks are cheap and comprised of a small fully autonomous processing, communication and remote ...
    • Development of Nano-sized WC powder from recovery of cemented tungsten carbide scraps 

      Wongsisa, Saharat; Pokterng, Singkaew (2013-11-06)
      WC powder was obtained from recycling cemented carbide scraps. This metal power contained tungsten carbide (WC) at 89.17%, titanium (Ti) at 4.90%, tantalum (Ta) at 3.56%, niobium (Nb) at 1.31% and molybdenum (Mo) at 0.93%. ...
    • Development of tungsten carbide recovery for the hard metal 

      Wongsisa, Saharat; Pangpech, Prasit (2013-11-06)
      This research was on the production of hardmetal from recovery of tungsten carbide tool scraps, recycling through ball milling for 40 hours. The metal powder obtained, which was of the size between 0.11-0.22 µm, was ...
    • Development laterite soil cement containing waste ash from industrial and agricultural as brick interface 

      Ngenprom, Nirojn; Rukzon, Sumrerng (2013-11-06)
      จากการทดลองวิจัยพบว่าตัวอย่างดินลูกรังผสมเถ้าทิ้งจากอุตสาหกรรมและเกษตรกรรมสามารถเป็นวัสดุก่อสร้างอิฐประสานได้ตามความเหมาะสมตามอัตราส่วนและกาลังที่ต้องการ โดยมีองค์ประกอบทางเคมีของดินลูกรัง, เถ้าแกลบและเถ้าชานอ้อย ...
    • Development of hydraulic pressing machine for soil cement 

      Ngenprom, Nirojn (2013-11-06)
      จากการทดลองวิจัยพบว่าจากผลการทดสอบ ตัวอย่างทดสอบมีกาลังอัดมีค่า 75 ksc. มากกว่า 70 ksc. เป็นไปตามคุณภาพคุณสมบัติของบล็อกประสาน วท. ดินซิเมนต์ที่มีคุณภาพได้มาตรฐาน ขนาดของเครื่อง เป็นแบบไฮดรอลิก อัดบล็อก 1 ก้อน รูปแบบการท ...
    • The innovation of use of bottom ash on green concrete 

      Rukzon, Sumrerng; Phupha, Vallop; Ngenprom, Nirojn; Jindaprasert, Parinya (2013-11-06)
      This research presents a study of the resistance to carbonation, compressive strength and porosity of concrete containing ground bottom ash. Three different of bottom ash finenesses viz., coarse bottom ash (GBA-1), ground ...
    • A low pollution robusta coffee grinding machine 

      Voranavin, Vorawit; Boonme, Polrat; Mongkonlerdmanee, Songwut (2013-11-06)
      The aim of this research is to study with the limited pollution from Robusta coffee grinding process. The pollution behavior is used to design the limited pollution unit by consists of the dry and wet limited pollution ...
    • Machine to press coconut oil to work continuous 

      Paengteerasukkamai, Plangwath (2013-11-06)
      Research this project invents for design and build a cooking oven , Machine to press coconut oil to work continuous and were to create and efficiency validation of Machine for built. Start to scrape continuous , ...
    • Power efficient wireless sensor networks using adaptive node function 

      Waiyawut, Wanapun; ศรีเกตุ, สุธาดา (2013-11-06)
      งานวิจัยนี้นำเสนอการสร้างตัวตรวจจับไร้สาย (Wireless sensor) แบบอัตราต่ำ (Low rate) ที่มีขนาดเล็กราคาไม่แพง ภายในมีส่วนประมวลผล ส่วนติดต่อสื่อสารและส่วนตรวจจับ (Sensing Device) เพื่อใช้ในระบบการเฝ้าสังเกต และตรวจจับการเกิดน้ำท่วม ...
    • Design of the deflection testing machine for fixed ended beam under uniformly distributed load 

      Boonmee, Polrut; Voranawin, Vorawit; Chartpuk, Prakorb (2013-11-06)
      This research is designing and construction an apparatus of deflection of fixed end beam under uniformly distribution load. SolidWorks program is used for structure designing and CosmosWorks program is used for strength ...
    • การศึกษาการนำแท่งอ้างอิงทางความแข็งนำกลับมาใช้ใหม่ 

      Phangphet, Prasit; Jumroonrut, Sutthipong (2013-11-06)
      การวัดค่าความแข็งเป็นวิธีการตรวจสอบคุณภาพวัสดุและชิ้นส่วนโลหะที่เป็นที่นิยมกันอย่างกว้างขวาง โดยเฉพาะชิ้นส่วนเหล็กกล้าที่ผ่านกรรมวิธีทางความร้อนจำเป็นต้องตรวจวัดค่าความแข็ง เพื่อตรวจสอบความถูกต้องของกระบวนการผลิตการวัด ...
    • Analysis of inventory system with a Stochastic inventory model : case study of steel industries in Thailand 

      Sangma, Watcharin; Tongkhow, Pitsanu (2013-11-06)
      The objectives of this research were to select the most appropriate forecasting model for uncertain demand of hot-rolled steel and to find the purchase amount and the reorder point of some raw materials in order to minimize ...
    • Development of modern jewelry using paper clay ceramic 

      Boonsak, Prissana (2013-11-06)
      The research aimed to analyze jewelry in various forms, such as necklaces, bracelets, rings and earrings, as well as to apply knowledge to develop jewelry with stamping techniques by using metals, silver and synthetic ...
    • Productivity of bored pile dry process 

      Monkaew, Sunun; Nawalerspunya, Thawatchai (2013-08-07)
      The purpose of this research is to study the Labor Productivity Rating of workers and the quality of work that has been done, by studying dry process bored pile, which is 0.50 x 24.00 meters in diameter, 170 piles at the ...
    • Power efficient wireless sensor Networks using adaptive 

      Waiyawut, Wanapun; Srikate, Suthada (2013-07-31)
      This research presents the development of a low rate wireless sensor. Wireless sensor networks are cheap and comprised of a small fully autonomous processing, communication and sensing devices. The purpose of this study ...
    • A designed object tracked by mobile robot using image processing 

      Waiyawut, Wanapun (2012-08-30)
      In present, there are widely use robot in many fields. Mobile robot can help us in several task, such as moving to toxic area, risk area or explosion area, mine. Movement control can be used in many ways. This paper proposed ...
    • Control system to store electricity from solar cells using super-capacitors controlled by embedded system 

      Waiyawut, Wanapun (2012-08-30)
      To store electrical power from solar cells are generally used battery as storage. Recent development in capacitor technology, achieves with higher capacitancc, smaller, and low cost, especially dcvelopment of a supcr ...
    • Research on green plastering materials 

      Rukzon, Sumrerng; ngoenphrom, Niroj; Nicomrat, Duongruitai (2012-08-30)
      This research studies the potential for using waste ash from industrial and agricultural by-products as a plastering material. This paper presents a study of the water requirement, compressive strength, flexural strength, ...
    • Development of recycling technology of WC Powder product for Sustainable in Industry 

      Wongsisa, Saharat; Pokterng, Singkaew; Chomsamut, Kompun; Pangpecb, Prasit (2012-08-30)
      This study is meant to help develops better facilities for Tungsten Carbide powder production process. The 10 kg-capacity machine used was able to produce 85 -95.49 percent purity Tungsten carbide powder. When measured, ...
    • Hydro generator 

      Paengteerasukkamai, Plangwath (2012-08-30)
      Research this project invents for design and build the water turbine produce the electricity, by set up the equipment produces the electric current from water energy flows from the nature , which , be new choice for Thailand ...