Now showing items 21-40 of 286

    • The development of econo car by adjusting fuel injection pressure 

      Tinprabath, Padipan; ปฎิภาณ ถิ่นพระบาท (2021-09-14)
      The study of the efficiency of fuel consumption by adjusting the fuel injection pressure is basically one optimization method to maximize the engine combustion. In this current study, the Honda wave 110 cc. engine has been ...
    • Continuing professional development for engineers 

      Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Suwantaroj, Kullayot; กุลยศ สุวันทโรจน์; Jiraprasertwong, Pichet; พิเชฐ จิรประเสริฐวงศ์ (2021-09-14)
      Continuing Professional Development for Engineers is any structured process or activity that enhances the competence and quality of a person necessary to perform a professional job. The continuing engineering profession ...
    • A study fatigue of steel S45C subjected to torsion 

      Wirotcheewan, Prasert; ประเสริฐ วิโรจน์ชีวัน (2021-09-14)
      The fatigue testing machine that uses the force of torsion is invented to be a compact machine that uses the torsion as the force in the test. From the tests, it achieved the highest of 200 newton meters using pneumatics ...
    • A study of useage influence affecting tyre rolling coefficient 

      Lakkam, Supachai; ศุภชัย หลักคำ; Suwantaroj, Kullayot; กุลยศ สุวันทโรจน์ (2021-09-14)
      The objectives of this research are to study the rate of deterioration of tyre friction coefficient and investigate the quality of new and old tyres that are currently in use. A set of the rolling resistance testing was ...
    • Development of waste ash composite materials from industrial and agricultural as construction materials 

      Ngenprom, Nirojn; นิโรจน์ เงินพรหม; Sanyawuth, Thanan; ธนันท์ ศัลยวุฒิ (2019-09-18)
      จากการทดลองวิจัยพบว่าองค์ประกอบทางเคมีของเถ้าแกลบมีซิลิกอน ออกไซด์ (SiO2), แคลเซียม ออกไซด์ (CaO), โพแทสเซียม ออกไซด์ (K2O) เป็น 94.00%, 2.00%, 2.80% ตามลำดับและพบสารประกอบ Silicon Oxide (SiO2) : Cristobalite เถ้าแกลบมีผ ...
    • Development of wear resistance microstructure of hardmetals by sintering process 

      Wongsisa, Saharat; สหรัตน์ วงษ์ศรีษะ; Pangpech, Prasit; ประสิทธิ์ แพงเพชร (2019-09-18)
      This study developed the cemented tungsten carbide by steadily sintering at 1430 °C for one hour. The tungsten carbide structure is a long shape. Its grain size has a difference between width and length, and there are high ...
    • Development of nano-tools product by tungsten carbide powder nanosized in Thailand 

      Wongsisa, Saharat; สหรัตน์ วงษ์ศรีษะ; Pangpech, Prasit; ประสิทธิ์ แพงเพชร (2019-09-18)
      The tungsten carbide powder which recycled from the scarps of cemented tungsten carbide, produces the purity of 99%. Using this tungsten carbide powder to manufacture a cutting tool and test its properties are the main ...
    • Study and development of paddy drying system with pneumatic and screw 

      Ritthong, Wirote; วิโรจน์ ฤทธิ์ทอง; Kanthang, Paisan; ไพศาล การถาง; Phupha, Vallop; วัลลภ ภูผา (2019-09-18)
      Moisture content has a marked influence on all aspects of paddy and rice quality. These issues also have significantly importance for rice industry and economy of Thailand. Many drying process such as spouted bed technique ...
    • Development of pararubber tapping knife prototypes 

      Dechphung, Surachet; สุรเชษฐ เดชฟุ้ง; Wongsisa, Saharat; สหรัตน์ วงษ์ศรีษะ; Mekkriengkrai, Fuangfah; เฟื่องฟ้า เมฆเกียงไกร (2019-09-18)
      This objective of this research is to study the development of the pararubber tapping knife in order to determine the optimum of the edge and oblique angle and to compare the efficiency of the electrical motor and Je-Bong ...
    • The effect of safety system in construction which result on productivity rate a case study: wall tile external building 

      Monkaew, Sunun; สุนันท์ มนต์แก้ว; Nawalerspunya, Thawatchai; ธวัชชัย นวเลิศปัญญา (2019-09-18)
      The purpose of this research is to study the effect of a safety system provided for wall tile external building activity on productivity. The safety system composed of (1) stable scaffolding system, (2) providing clean and ...
    • Study to be possible stretch blow mold type two stage form bottle water drink polypropylen NO 6024 

      Kankaew, Prasong; ประสงค์ ก้านแก้ว (2019-09-18)
      Bottle of poly propylene (Polypropylene: PP) to replace conventional non-conventional polycarbonate bottles. (Polycarbonate) are used as bottles and water bottles, toys, household goods, which are BPA-contaminated and poly ...
    • Influence of mechanical properties of synthetic polymers fiber on pozzolan materials concrete beam 

      Sangsuwan, Chakkarphan; จักรพันธ์ แสงสุวรรณ (2019-09-18)
      This research aims to study the possibility of steel fibers, plastic fiber (polypropylene), fly ash and metakaolin mixed into the concrete. The concrete used in the research of the w / c 0.42 By 0.5 percent in the volume ...
    • Influence of pozzolanic materials by ternary blend systems on strength and chloride resistance of concrete 

      Sangsuwan, Chakkarphan; จักรพันธ์ แสงสุวรรณ (2019-09-18)
      This objective research to study the possibility of used pozzolan material in the ternary blend by fly ash, metakaolin and silica powder by replacement cement partially on the strength and resistance to chloride migration. ...
    • A study of center of mass and brake proportional referred to vehicle handling performance The variation of brake proportional effected to vehicle handling performance 

      Tempiam, Anan; อนันต์ เต็มเปี่ยม; Boonyalai, Pichest; พิเชษฐ์ บุญญาลัย; Lakkam, Supachai; ศุภชัย หลักคำ (2019-09-18)
      The aim of this research is to study the brake proportional affected to vehicle stability. Braking performance and vehicle stability testing are the main of research purposes. Otherwise, learning research center and new ...
    • A study of center of mass and brake proportional referred to vehicle handling performance a study of the position of center on vehicle handling 

      Suwantaroj, Kullayot; กุลยศ สุวันทโรจน์; Boonmee, Polrut; พลรัชต์ บุญมี (2019-09-18)
      The aim of this research is to study the varieties of weight density distribution affect to the center of mass and vehicle stability. The weight density distribution tester was designed and changed the position of mass. ...
    • A study of center of mass and brake proportional referred to vehicle handling performance centre of mass testing machine for vehicles 

      Tongorn, Siripol; ศิริพล ทองอ่อน; Tempiam, Anan; อนันต์ เต็มเปี่ยม; Voranawin, Vorawit; วรวิทย์ วรนาวิน (2019-09-18)
      The aim of this research is to create the center of mass testing machine for vehicles with maximum mass 3,000 kilograms. By the performance of this machine is able to determine the center of mass 3 axis by horizontal, ...
    • Impact strength of meta kaolin and fly ash concrete 

      Sangsuwan, Chakkarphan; จักรพันธ์ แสงสุวรรณ (2019-09-18)
      This research to study the possibility of material pozzolan as binder by replacment cement by fly ash (FA) and meta kaolin (MK), some for testing compressive strength, flexural strength and impact strength of concrete vary ...
    • Development of hot mixes of asphaltic concrete with natural rubber 

      Jedwanna, Krit; กฤษณ์ เจ็ดวรรณะ; Chanihtornthep, Weerathep; วีระเทพ ชนินทรเทพ (2019-09-18)
      This paper present the engineering properties of asphalt (AC 60/70) modified with different ratios of natural rubber. Then select the best properties of the binder to mix asphaltic concrete. From laboratory testing results, ...
    • Development of hot mixes of asphaltic concrete with recycled rubber 

      Jedwanna, Krit; กฤษณ์ เจ็ดวรรณะ; Chanihtornthep, Weerathep; วีระเทพ ชนินทรเทพ (2019-09-18)
      This paper present the engineering properties of asphalt (AC 60/70) modified with different ratios of crumb rubber. Then select the best properties of the binder to mix asphaltic concrete. From laboratory testing results, ...
    • Power system grounding for mitigation of voltage sag originated from single ling to ground fault 

      Prakobkit, Surasit; สุรสิทธิ์ ประกอบกิจ; Rugthaicharoencheep, Nattachote; นัฐโชติ รักไทยเจริญชีพ; Dechphung, Surachet; สุรเชษฐ เดชฟุ้ง; Viriyakam, Adisak; อดิศักดิ์ วิริยกรรม (2019-09-18)
      The faults in a power distribution system do not only impact to power outage directly. They also cause voltage sag problem spread over the system. A single-line to ground fault is about 70% of the overhead system faults. ...