1 AIT Asian Institute of Technology

Energy and water use in a hotel : a case study at AITCC

AuthorAli, Ahmed
Call NumberAIT Thesis no.ET-08-23
Subject(s)Hotels Energy consumption
Water consumption

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering in Energy
PublisherAsian Institute of Technology
AbstractAIT Conference Center. (AITCC) spends huge amount of money each year on water and energy without considering any conservative measures. Therefore, this study emphasizes on analyzing the energy and water use at AITCC and implementing few efficient measures to reduce resource use and waste generation. As per water consumption bills Asian Institute of Technology (AIT) consumes more than 500,000m³ of water per year. Around 14% of this amount accounts for pipe leaking. If this leaking is controlled more than a million Baht can be saved. At least 5 to 10% of energy and water saving can be achieved using good house keeping and implementation of low cost measures. Water use and energy audits were conducted. Few efficient options were conducted for implementation. Based on the study, the per capita water consumption of 1.25 m³/guest-day at AITCC was reduced to 0.89 m³/guest-day using good house keeping and low cost measures. As a result of these measures, hot water consumption per meal was also reduced from 13.4 lit/meal to 9.2 lit/meal. Reduction in these quantities gives a saving of 10,000 to 13,000 baht per month. Retrofitting the lighting fixates with efficient equipments were also conducted for one of the guestroom and AITCC manager's room to get an idea on potential savings from these implementations. Replacement of existing incandescent lamps with compact fluorescent lamps (CFL) gave a saving of 1.16 kWh/day and replacement of T8 lamps with CFL in manager room gave a daily saving of 0.9 kWh/day. These measures can provide a monthly saving of 160 baht. Proper boiler maintenance and cleaning show high potential for energy saving. Improving the boiler efficiency by 4% gave a monthly saving of 1,782 Baht. Solar water heating was proposed as an option to reduce energy consumption for water heating. Simple payback period calculated was estimated at less than 4 years. Implementations and potentialities found in this study shows significant potential for saving energy and water use in AITCC.
Year2008
TypeThesis
SchoolSchool of Environment, Resources, and Development (SERD)
DepartmentDepartment of Energy and Climate Change (Former title: Department of Energy, Environment, and Climate Change (DEECC))
Academic Program/FoSEnergy Technology (ET)
Chairperson(s)Kumar, Sivanappan;Dutta, Animesh;
Examination Committee(s)Nadarajah, Mithulananthan;Mohanty, Brahmanand;
Scholarship Donor(s)Ministry of Environment, Energy and Water, Maldives;Asian Institute of Technology Fellowship;
DegreeThesis (M.Eng.) - Asian Institute of Technology, 2008


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