Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 43 for “"Operations and Maintenance"”.
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Optimization of Quarry Operations and Maintenance Schedules
… newer insights into the health, performance, and utilization of mining equipment through the collection of real-time data with sensors. In this study, data is utilized from multiple quarries and a surface coal mine collected through the software CAT Productivity and CAT MineStar Edge to …
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PERCEIVED VALUE OF BUILDING INFORMATION MODELING IN FACILITIES OPERATIONS AND MAINTENANCE
Conventional practices and inefficiencies in accessing relevant operation and maintenance (O&M) information are major issues to maintain facilities for their intended purpose. The need to have access to accurate information efficiently is critical to operate and maintain a facility. Building …
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Enhancing data interoperability and connectivity in digital twin applications for building operations and maintenance
… significantly to global energy consumption and operational costs throughout their lifecycle, digital twins have emerged as a transformative solution for enabling real-time monitoring, quick fault detection, predictive maintenance, and intelligent facility management. However, their …
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Operations and maintenance cost for new major U.S. Coast Guard platforms: projected versus actual costs.
This thesis examines the accuracy of the operations and maintenance budget models developed for new U.S. Coast Guard cutters and aircraft as part of life cycle cost analysis prior to acquisition. The HU-25A medium range search aircraft and HH-65A short range recovery aircraft were used along with …
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Perceived Risk and Response to the Wind Turbine Ice Throw Hazard: Comparing Community Stakeholders and Operations and Maintenance Personnel in Two Regions of Texas
… pose a substantial risk to wind farm employees and a lesser extent to the general public. However, overall, the hazards of ice throw are not generally known to the public, as there has not been a significant event in the U.S. which has drawn any media attention. As we continue to install more …
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MARINE CORPS OPERATIONS–DEFENSE LOGISTICS AGENCY’S PROCEDURES FOR GROUND REISSUES / SECONDARY SALES OF AVIATION FUEL ALIGNED WITH AUTHORITIES SUPPORTED BY U.S. NAVY AVIATION APPROPRIATIONS
… Department of Defense, Department of the Navy, and U.S. Marine Corps processes surrounding the secondary sales of aviation fuel and its alignment and compliance with appropriations law. Assessment of written processes is used to identify possible breakdowns in the current practices of Operations …
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A systems approach to U.S. Coast Guard cutter maintenance
… of its legacy cutter fleet, the construction and integration of replacement cutters, tight fiscal constraints and the recent modernization of its logistics support organization. The achievement of maritime missions is dependent on the proper allocation of agency resources across the operation, …
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Facility/infrastructure Resource Scheduling
… it may be included as one portion of a realtime Operations and Maintenance control system. Such a system, when combined with building information models and location-aware computing devices, would allow near-optimal, dynamic crew scheduling. In addition to construction scheduling, the FIRS …
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A Framework for Construction-Driven Designs
Continuously increasing demand for faster project delivery of emergency and non-emergency projects, project complexity, and pandemic caused price escalations and material shortages requiring real time pricing and use of available equipment are showing that construction industry needs to shift …
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An evaluation of lime residuals management alternatives for water utilities
… of the water treatment process, which are inert and non-hazardous. This report provides an environmental and economic evaluation of three lime residuals disposal alternatives: a registered disposal site, beneficially reusing the lime residuals in cement manufacturing, and recalcinating the …
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Commonality of ground systems in launch operations
… a certain degree of commonality in both flight and ground systems in the Constellation Program. While the benefits of commonality seem obvious in terms of minimizing upfront development and long-term operations and maintenance costs, success in real, large-scale engineering systems used to …
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Implementing US EPA's Operator Certification Program for Small Drinking Water Systems in Virginia
… of Health (VDH) in determining the policies and procedures necessary for the implementation of the United States Environmental Protection Agency final guidelines for the certification and recertification of small water system operators of community (CWS) and nontransient noncommunity public …
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Program budgeting within the Department of the Navy.
… It describes how the budgetary process works and analyzes the actions of the budget reviewing authorities. The Operations and Maintenance (0&M,N) , budgets submitted by the Major Claimants are examined to determine budget strategies and their effects on the reviewing process The data base used …
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Economic analysis of Navy ownership vs leasing of vehicles
… fleets have continued to advance in average age and accumulated mileage leading to increased operations and maintenance costs, excessive downtime and reduced vehicle availability. Vehicle leasing has been used in private industry as an alternative to ownership. This thesis investigates the …
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Modularity in design of the MIT Pebble Bed Reactor
… on the ability of designers to reduce capital, operations, and maintenance costs. One of the methods proposed, is to enhance the modularity of the designs in which the basic plant is broken down into modules, each of which is built offsite at a "factory", transported to the plant site, and …
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Cost and benefit of energy efficient buildings
A common misconception among developers and policy-makers is that "sustainable buildings" may not be financially justified. However, this report strives to show that building green is cost-effective and does make financial sense today. Though green buildings typically have a higher upfront cost …
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Reliability evaluation of Sabah transmission and sub-transmission networks
Reliability planning criteria such N-1 and N-2 are measures of system wide reliability provided by an electricity distribution utility. These criteria also indirectly indicate the utility’s Operations and Maintenance (O&M) efficiency, system’s ability to transfer load to the neighbouring units in …
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An analysis of the viability and competitiveness of DC microgrids in northern India
The electrification of rural and remote villages in developing countries poses major challenges. While extension of the central power grid offers economies of scale in generation and transmission, distribution infrastructure to reach remote areas can be prohibitively costly to install and maintain. …
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Human Factors in the Operation and Maintenance of Offshore Wind Farms
Current maintenance planning strategies and decision support tools used in the operations and maintenance of offshore wind farms rarely account for the welfare of technicians and their ability to do work upon arrival. This creates uncertainties especially since current operational limits might make …
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Managing privately produced rail transit systems : a case study of Tren Urbano
… cities. However, such systems are very expensive and take several years to build. Most such systems face operating losses and are a continual drain on public budgets. Traditional procurement methods have also resulted in severe time and cost overruns during the construction stage. It is for these …
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