Faculty and Institute (คณะและสถาบัน): Recent submissions
Now showing items 2121-2140 of 3484
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Study of casting problems for solution on the development of modern jewelry casting
(2015-10-15)งานวิจัยนี้เป็นการศึกษาปัญหาในงานหล่อและพัฒนาแนวทางแก้ไขปัญหาในงานหล่อ เครื่องประดับสมัยใหม่ ที่มีการสร้างต้นแบบตัวเรือนเครื่องประดับจากกระบวนการผลิตด้วยเทคโนโลยีการ ขึ้นรูปด้วยเครื่องสร้างต้นแบบอย่างรวดเร็ว (Rapid Prototype ... -
A study of crash box parameters referred to energy absorption
(2015-10-15)Nowadays, an automotive industry steadily has been growing and playing a major role on economy development for many years. The crash box is one of the most important parts for safety but it was found that the crash boxes ... -
A study of muffler’s factor to reduce noise and conserve engine performance
(2015-10-15)Nowadays, the majority of environment problem is pollution of vehicle including the noise of engine combustion. For this reason, this thesis aims to compare and study the parameters which affect noise reduction on exhaust ... -
A study of center of mass and brake proportional referred to vehicle handling performance : A Study of the position of center on vehicle handling
(2015-10-15)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
(2015-10-15)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, ... -
A possibility of crash box produced from water hyacinth
(2015-10-15)Nowadays, an automotive industry steadily has been growing and playing a major role on economy development for many years. The crash box is one of the most important parts for safety but it was found that the crash boxes ... -
Research and development to produce cast aluminum to produce Pattern jewelry by centrifugal casting system
(2015-10-15)This paper describes an aluminum casting, jewelry manufacturing because of the current manufacturing costs are higher. Material or metal that is commonly used to cast jewelry is silver, which aluminum Alternatives to metal. ... -
Cause analysis of defective and bad products using bayesian logistic regression model : case study of autoparts anufacturing factory
(2015-10-15)This research proposes a Bayesian logistic regression model which is applied to the data from autoparts manufacturing machines. Factors related to defective and bad products are investigated. The proposed model is compared ... -
Reliability analysis for machine working and causes of defective machines : A case study of an autoparts manufacturing factory
(2015-10-15)This research proposes reliability analysis in order to find the probability that a machine will work properly, the failure rates of a machine, and the factors related to the failure rates. The data were collected from 8 ... -
Selection of cumulative distribution function for trend in model formation for the analysis of simultaneous multiple time series data with autocorrelation, trend and outliers using bayesian method : case study in fluctuate stock price in the Stock Exchange of Thailand
(2015-10-15)The objective of this research is to select a proper cumulative function for trend in an analysis of simultaneous multiple time series data with autocorrelation, trend, and outliers using a Bayesian method. The proposed ... -
A development of pineapple fibrous leaf sieving equipment
(2015-10-15)Currently, the pineapple leaf paper that is produced by using local wisdom is 50 centimeters wide and 64 centimeters long. Therefore, the product of the Cooperative is small. And because the size of the paper is limited, ... -
A development of pulp pressing-separating machine from pineapple leaf
(2015-10-15)Normally, bast fibres were removed from pineapple web by wrapping the boiled pineapple leaf with nylon web and stamp on it. If using this method, it will take 24 hours to stamp on 40 kilograms of boiled leaf in order to ... -
A development of pineapple fibrous leaf washing machine
(2015-10-15)The old machine that is used to mix the fiber is an oval tank. Inside the tank is divided lengthwise into half and its paddle is flat and long like a file, and it is installed on one side of the tank only, so the flow of ... -
The development of bottom ash as an aggregate in concrete work
(2015-10-15)This research presents a study of the compressive strength, chloride penetration and resistance to corrosion of concrete containing bottom ash. Fine and coarse aggregate is partially replaced with bottom ash 25, 50, 75 and ... -
Detection of machines producing defective products for prevention and maintenance planning using Hidden Markov model : Case study for soft drink manufacturing factory
(2015-10-15)This research proposes a hidden Markov model for detecting machines, with multiple fillers, producing soft drink, for quality control, in order to reduce defective products. The proposed model is compared with a classical ... -
Mathematical spatial analysis for multiple disease mapping application to hypertension and ischemic heart disease
(2015-09-25)The objectives of this research are to estimate the morbidity rates of Hypertension and Ischemic heart disease in each province of Thailand, to investigate factors influencing on the morbidity rates, and to construct the ... -
The potential development of Ficus hispida Linn use to traditional herbs and cancer prevention for generate knowledge and heritage of local wisdom
(2015-09-25)The study used the bark, leaves and fruit of Ficus hispida Linn to separation by Maceration and sequential extraction method with hexane, ethyl acetate and methanol to crude extracts. Crude extracts were assessed for their ...