จำนวน Repository ( 20 )

การประยุกต์ใช้พลังงานแสงอาทิตย์ในพื้นที่ชนบท
การประยุกต์ใช้พลังงานแสงอาทิตย์ในพื้นที่ชนบท

This research is studied the design and contract the electronic generator from Solar cell integrated with electrical at home in the rural area. The design is combined between solar cell and electrical at home. The mutation from solar cell to electric power is the clean and green energy when it is compared with normal processes to generate the electric power. Additionally it’s also less impacts to environment and sustainable. In the normal architectural model of solar cell generator the engineer will design the power storage at its battery for one day using with condition of the solar cells need to receive the sun light in the whole day. If some days the cell cannot get enough sunlight when it’s bad weather the battery also cannot supply power as in its usual. With this new innovative energy supply integration between solar cell and electrical at home it benefits to the energy consumers to get the energy for whole day continually and also reduce the pollution from the normal process electric generation.

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แบบจำลองการควบคุมเครื่องกำเนิดไฟฟ้าสามเฟสสำหรับควบคุมแรงดันและกำลังไฟฟ้า
แบบจำลองการควบคุมเครื่องกำเนิดไฟฟ้าสามเฟสสำหรับควบคุมแรงดันและกำลังไฟฟ้า

This project presents the simulation of a three-phase generator. The aim is to study and analyze the condition of the generator functions. By simulating the operation of the generator used in factory which use this generator as a backup power source to replace primary power source of electricity-supplier. In this test can start or stop the generator to determine the parameters at that time. The generator is used when the main electrical power distribution error and the generator is disabled when electric power system of electricity-supplier back to normal.

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การกำหนดแนวทางการลดคาร์บอนฟุตพริ้นท์ขององค์กร สำหรับโรงแรมขนาดกลางและขนาดเล็กในประเทศไทย โดยใช้การประเมินคาร์บอนฟุตพริ้นท์ขององค์กรตามแนวทางขององค์การบริหารจัดการก๊าซเรือนกระจก (องค์การมหาชน)
การกำหนดแนวทางการลดคาร์บอนฟุตพริ้นท์ขององค์กร สำหรับโรงแรมขนาดกลางและขนาดเล็กในประเทศไทย โดยใช้การประเมินคาร์บอนฟุตพริ้นท์ขององค์กรตามแนวทางขององค์การบริหารจัดการก๊าซเรือนกระจก (องค์การมหาชน)

This study is to determine guideline to reduce carbon footprint for organization of medium and small hotels in Thailand using the Carbon Footprint for Organization (CFO) according to Thailand Greenhouse Gas Management Organization (Public Organization). Conducting with 2 represented medium and small hotels the results showed that the overall carbon footprint average of 2013 was 553t.Co2-e. Considering concentration index by number of guestrooms the carbon footprint was 18.81 kg.Co2e/room-night 221.16 kg.Co2-e/m2 by total floor area and 11.65kg.Co2- e/personby guest. The dominant source of carbon footprint was use of electricity 465t.Co2-e(83.06%). Base on this assessment to use of air conditioning was 60.09 % water heater 17.64 % lighting equipment 15.05 % and other 7.22 % of total electricity used. Therefore guidelines for carbon footprint reducing of the representative hotel were to use technology to reduce electricity consumption for air conditioning water heater and lighting respectively. Based Approach to Reducing Carbon Footprint found that small and medium sized hotels can reduce emissions per year 24.87 t.CO2-e representing the ability to reduce greenhouse gas emissions by up to 4.49% or financial projections be able to save money 171.202 baht per year.

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Feasibility study of copper indium gallium (di)selenide (CIGS) for condominium in thailand
Feasibility study of copper indium gallium (di)selenide (CIGS) for condominium in thailand

This research was to study the feasibility of CIGS for condominiums in Thailand by studying the energy consumption of building which divide by behavior of users which interested in day time users and night time users. Then study approach and feasibility to apply CIGS for condominiums by consider energy consumption and economic efficiency of installation CIGS for energy conservation. The result showed that when installed 110 watts/m2 of CIGSs on windows in a room type can be provide electricity 2.51 kWh per day 2.81 kWh per day and 3.75 kWh per day which can be represented 40 percent of the total energy consumption. In other word can be reduce energy supply from grid per month 75.30 kWh 84.3 kWh and 112.50 kWh. While investment cost per square meter of CIGS is about 23000 - 35000 baht which equivalent to 3 percent of total condominium price that mean payback period is about 8 years. Although CIGS is not able to provide all of electric consumption in building but from the assessment of economics found that there is a very interesting to investment it should be interested policy for the government to enforce condominium to install CIGS for sustainable development.

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Design and construction of floating house to produce current by waterwheel
Design and construction of floating house to produce current by waterwheel

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 in using energy pays back. then born the idea in energy water lead flows in the tide comes to use is born the advantage The water turbine has produced the electricity that does designing and establish to compose 3 part importance be the part of water buoy water turbine part is the pin wheel that is made of the iron each have a draught 30-40 centimeter group part carries round which compose the gearwheel yes carry round and a transmitting belt carry round . From pin wheel test produces the electric current that establishes to induce float in a river already record seek feeling numb fire efficiency reaches to open 220 AC notgood but 12 DC good and use inverter to 220 v. AC

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