Institute of Research and Development: Recent submissions
Now showing items 181-200 of 847
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Competitive advantage and corporate social responsibility
(2020-01-07)The purpose of this article is to explain the concepts and theories involving corporate Social Responsibility (CSR) and how these theories can be put into practice in business organizations. The related theories and concepts ... -
Buddhism in ASEAN: case study of development of buddhism in Cambodia
(2020-01-07)The objective of this research was to study the development of Buddhism and to analysis plurality of religitns in Cambodia. The historical and descriptive analysis was used to analyze the data. The result revealed that ... -
Professional competency indicators of mass communication officer in Digital Age
(2020-01-07)The objective of the research was to study suitability of professional competences indicators for mass communication office in digital age. The data were collected by using questionnaires sampling from 600 samples who were ... -
Dialect preservation and transference: Lao Khrung Dontoom District,Nakhonpathom Province
(2020-01-07)The objectives of the study titled “Dialect Preservation and Transference : Lao Khrung Dontoom District, Nakhonpathom Province” were 1) to study about Lao Khrung language in Dontoom, Nalon Pathom, 2) to collect the local ... -
The production of drinking yoghurt from rambutan juice and survival of lactic bacteria
(2020-01-07)The study aimed to investigate appropriate formula for drinking yoghurt production. The conditions were ratio of yoghurt : concentrated rambutan juice at 100 : 0, 90 : 10, 85: 20 and 75: 25, the effect of concentrated ... -
An experimental study on increasing efficiency of solar cell modules by flat heat pipe cooling
(2020-01-07)The purpose of this research was to improve the efficiency of solar cell modules by cooling with heat pipes. The test set consisted of three 80 watt solar modules that were made of mono-crystalline. The first module did ... -
Effects of geldings agents on texture, syneresis and sensory characteristics of mahachanok jam
(2020-01-07)At the present, the studies on the Mahachanok jam product is limited. The objective of this research was to study in the textural, syneresis and sensory characteristics of Mahachanok jam from three types of geldings (pectin, ... -
Development of a continuous flow paddy dryer with infrared radial radiation technique
(2020-01-07)The objective of this research was to design and development of a continuous flow paddy dryer with infrared radial radiation technique. The prototype of dryer consists of two concentric circular cylinders, cylinders, which ... -
Evaluation of soil profile and allowable Bearing capacity of soil using kunzelstab penetration test, kpt
(2020-01-07)This study applied the kunzelstab penetration Test (KPT) or Light Penetrometer to examined penetration resistance values, geological profiles and estimate shear strength properties of soils. KPT tests were carried out on ... -
Co-Phytotoxic of ethylenediaminetetraacetic acid and synthetic surfactants on spirodela polyrrhiza and leman perpusilla
(2020-01-07)Using of ethylenediaminetetraacetic acid (EDTA) and synthetic surfactant increase the chemical contamination in water. The co-phytotoxicity of EDTA (0-20 mg/l) and 3 synthetic surfactants; Triton X-100 (0-10xCMC), Tween ... -
Utilization of soaked dry black beans water for textile dyeing process
(2020-01-07)The purpose of this research was to investigate the use of soaked black bean water and to add value to it, otherwise it is considered as colored waste water. The soaked black bean water was analyzed for phytochemicals and ... -
Effectiveness investigation of evaporative cooling using radiator for pre-cooling system
(2020-01-07)Due to the systems of mechanical vapor compression have a high energy consumption for air-conditioned space. Therefore, the system of evaporative cooling presents as a promising alternative option for the air-conditioning ... -
Experimental investigation of a thermosyphon economizer to recover waste heat in the electronics industry
(2020-01-07)A case study was conducted to design, construct and test a thermosiphon economizer for increasing the temperature of feed water by using waste hot water. The simulation of the thermosiphon economizer (heat exchanger) for ... -
Fuel consumption monitoring system using control signal and characteristic correlations of fuel injector
(2020-01-07)Objectives of this study are (i) to investigate characteristics of a fuel injector and to establish the characteristic correlation for correcting the fuel injection rate calculated from the control signal of a fuel injector, ... -
Application of kansei engineering and dematel to priori tize service quality for public hospital in Thailand
(2020-01-07)The health care industry is one of the rapid growth industries in Thailand. Thai government has promoted and set a strategic policy to by “Medical Hub of Asia”since 2004. Therefore, the chief executive officers of many ... -
Power generation from heat loss of gas strove by thermoelectric generator unit
(2020-01-07)This research aimed to study powe generation from heat loss strove by thermoelectric generator unit. As cooking with a gas stove can cause heat loss between the stove and the cookware, this heat loss from gas stove can be ... -
The investigation of pozzolanic reaction of rice husk ash blended with fly ash by accelerated curing
(2020-01-07)This paper presents the investigation of pozzolanic reaction of rice husk ash blended with fly ash by accelerated curing. The compressive strength of cement paste containing rice husk ash blended with fly ash at 30% by ... -
Load frequency control of solar farm and wind turbine for interconnected power system
(2020-01-07)The effects of load frequency control (LFC) of interconnected distribution power system in tie-line substation area, load –frequency stability and the frequency respond at distribution generator (DG) are very important for ... -
Bidirectional resonant converter using duty cycle voltage control for CCTV solar energy
(2020-01-06)This paper proposes the bidirectional resonant converter with duty cycle voltage control using for CCTV with solar energy. The converter, designed at 20 KHz for 20 W with 92.85 % of efficiency, is operated at zero voltage ... -
Development of the transmission line calculation program based on usage and frequency
(2020-01-06)The objectives of this research were to develop of transmission line calculation program based on usage and frequency consisting of the two-wire transmission line, twisted pair transmission line, and coaxial transmission ...