Category: civil
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Evaluation of Photovoltaic Thermal Module (PVT) Performance in Kampong Chheuteal Institute of Technology Campus in Kampong Thom province
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Photovoltaic thermal modules (PVT) are devices that can convert solar radiation to electricity and hot water. PVTs have been proposed as a renewable source for rural areas in Cambodia. In this study, we evaluated the performance of PVT modules in the Kampong Chheuteal Institute of Technology (KCIT) campus in Kampong Thom province. A mathematical model…
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Fabrication of Multi-Faceted Finishing CNC Machine for Improving Accuracy of Biomedical Components Using MAF Process
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This research investigates an innovative approach to enhance a high surface accuracy of artificial hip joint component as a femoral head, which utilized in a biomedical engineering. This work examines a magnetic abrasive finishing (MAF) process method via a multi-faceted CNC finishing technique. The multiple axes on X, Y, Z, A employ a movement of…
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Experimental Study of Hot Water Generation from Flat Plate Solar Collectors under Tropical Climate of Phnom Penh
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The thermal performances of the homemade flat plate solar collectors for hot water generation are experimentally investigated. There are two 80×150cm solar collectors without and with stones stored at the backside of the absorber plate to store specific amount of heat. The water storage capacity is 200 liters and 3.4 l/mn of water flowrate circulating…
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The Electric Forklift Wheel Control by Using a P-Controller Compared with the Remote-Control Position
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The purpose of this paper is to study the wheel system for the electric forklift robot operated using remote control. The usage of this forklift is to facilitate the heavy load of workers in the industrial field. The wheel system which is equipped with the robot called Drive Steering Wheel, has two functions such as…
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Performance Study of Fire-Tube Boiler for Steam Generation in C7 Power Plant
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The performance study of fire-tube boiler for steam generation is conducted in this study. The fire-tube boiler due to generated steam 0.83-0.93 kg/s (full load) at steam temperature of 186 °C and steam pressure of 10.5 bar with exhaust gas heat source from internal combustion engine (ICE) at 360-388 °C and 60 mbar. From the…
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A Study on Quality of Biogas for Households in Cambodia Lowland Agricultural
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Biogas is produced through the anaerobic decomposition of organic matter, such as manure and agricultural waste. The primary objective of this research is to assess the quality, composition, and volume of gases generated through the conversion of both manure and vegetable waste. We conducted experiments under three different conditions: the first condition involved using…
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Solving Economic Load Dispatch with Generator Limit using Novel Bat Algorithm (NBA)
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Economic load dispatch (ELD) has played an important role in the study of power supply (Load Demand). The main purpose of ELD implementation is to minimize the generator fuel cost. Several theories have been proposed to address the ELD problem. Novel Bat Algorithm (NBA) is a method that studies the movement, life and…
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Electrical Energy Potential of Rice Husk for Power Generation in Cambodia
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This study was conducted to determine the electric potential of rice husk as a fuel for conversion into electricity in Cambodia. Rice husk potential in each year of Cambodia was calculated using statistical data of rice production from 2000 to 2021. The results show that the potential of rice husk, the electric potential, has increased…
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A Comparison of Performances by Using Monocrystalline and Polycrystalline Photovoltaic Modules for Designing Solar Farm on 1hectare of land in Cambodia Weather Condition
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Solar energy is converted into electricity through photovoltaic modules, and today the most popular types of solar panels are Mono Crystalline Silicon solar cell and Poly Crystalline Silicon solar cell. However, both types of solar panels have advantages and disadvantages for Mono Crystalline Silicon solar cell It is small in size, although the power output…
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Biogas Production from Co-digestion of Food Waste and Cow Dung
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Anaerobic Digestion (AD) is a technology that produces biogas from various biomass sources. This study demonstrates the production of biogas from food waste mixed with cow dung by experiments. In this experiment, it was done in Batch type using a Fixed dome digester made of 50 L PVC tank. The experimental conditions were 100% food…
