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 44 for “"load profile"”.
-
Electricity Load Modeling in Frequency Domain
… and deep-understanding their customers' load profiles. This strategic information is vital in load forecasting, demand-side management planning and long-term resource and capital planning. With the proliferation of Advanced Metering Infrastructure (AMI) in recent years, the amount of load …
-
A cost effective solar powered led street light
… Gentisan, Sepanggar, Sabah, Malaysia. A new load profile is obtained based on a thirty day data collection at site utilizing motion sensor to record movement at the area. A proposed algorithm to control the LED light intensity was presented. The new load profile was processed based on the …
-
Mobile Hybrid Power System Theory of Operation
… efficient. This is because the high crest factor loads, of many applications, decrease the fuel efficiency of a hydrocarbon generator. To understand this, we need to understand how an electrical load affects a generator. Starting with a load profile, a system designer must choose a generator to …
-
Smart Grid Technologies for Efficiency Improvement of Integrated Industrial Electric System
… system is reduced. A typical industrial plant load profile based on statistical mean and variance of industrial plants' load requirement is developed, and used in determining the minimum cost of producing the next megawatt-hours by a typical electric utility. The 24-hour load profile and …
-
Modeling daily electricity load curve using cubic splines and functional principal components
"Forecasting electricity load is very important to the electric utilities as well as producers of power because accurate predictions can cut down costs by avoiding power shortages or surpluses. Of specific interest is the 24-hour daily electricity load profile, which provides insight into periods …
-
Automated demand response applied to a set of commercial buildings
… fuzzy method for predicting a facilitys baseline load profile. The baseline load profile is the predicted energy use of a facility during a demand response event in the absence of any energy reduction. During a demand response event, building operators or their automated control systems make …
-
Behavioural Demand Response for Future Smart Homes: Investigation of Demand Response Strategies for Future Smart Homes that Account for Consumer Comfort, Behaviour and Cybersecurity
… detailed information and interest on the actual load profile of a house which continues to improve consumer-retailer relationships. Participation in demand response (DR) programs is one of these relationships but studies have shown that there are considerable impacts resulting to some level of …
-
Viability study to implement peak load shaving at UCT Medical School
… thesis investigates the application of Peak Load Shaving (PLS) at University of Cape Town Medical School (UCTMS). The purpose was to decrease the monthly maximum demand (MMD) in kVA such that UCTMS monthly electricity bill is decreased. It was purposed that implementing a three-phase inverter …
-
An expert system for preliminary selection of hydrostatic transmission components
… Necessary procedures include: analyzing the load profile, choosing a suitable configuration, determining the required size of components, selecting components, evaluating the performance of selected units, and then adjusting or selecting alternate components for improved performance. A. …
-
ΒΕΛΤΙΣΤΟΣ ΣΧΕΔΙΑΣΜΟΣ ΑΥΤΟΝΟΜΩΝ ΦΩΤΟΒΟΛΤΑΙΚΩΝ ΣΥΣΤΗΜΑΤΩΝ
… OF SUPPLYING ANY GIVEN MONTHLY AVERAGE HOURLY LOAD PROFILE. THE OPTIMUM SYSTEM SELECTED IS THAT WITH THE MINIMUM LIFE-CYCLE COST COMPUTATIONS A BATTERY-LIFE MODEL HAS BEEN USED TO DETERMINE THE NUMBER OF BATTERY BANK REPLACEMENTS. THE RELIABILITY CRITERION USED IS THE LOSS-OF-ENERGY …
-
Geophysical and industrial requirements of large scale rollout of concentrating solar power (CSP) in South Africa
… be significantly up scaled to suit the national load profile. Storage options were evaluated, assessed and compared after which recommendations were made for immediate and future installations. The other key issue for the national uptake of CSP is sustainable development and the need to cultivate …
-
Optimal Design and Operation of A Hybrid Gas/Electric Chilled Water Plant
… include the utility rate schedules, the cooling load profile, and the outdoor temperature profile. Internal factors may include the chiller performance characteristics, initial and maintenance costs, and the chiller(s) operating strategy. A mathematical model representing the chilled water plant …
-
The Analysis and Study of Power System Designs for Same Polytechnic College in Tanzania
… for the college. Based on the projected load profile of the college and high potential for solar generation in Tanzania, several different power systems utilizing local utility AC electricity and/or photovoltaic (PV) DC electricity are explored and simulated for their feasibility and …
-
Non-intrusive efficiency estimation of induction machines under various power supplies
… an induction machines efficiency over a range of load conditions from tests conducted and centered around one thermally stable load point in the least intrusive manner possible. Coupled with vibration sensors used to determine a motor's speed, measured input voltages and currents are used to …
-
The crane split and sequencing problem with clearance and yard congestion constraints in container terminal ports
… the order of container discharging and loading jobs quay cranes (QCs) perform so that the completion time (or makespan) of ship operation is minimized. The vessel's load profile, number of bays and number of allocated QCs are known to port-planners hours before its arrival, and these are …
-
Size Optimization of Utility-Scale Solar PV System Considering Reliability Evaluation
… widely used reliability index is the loss of load probability (LOLP). The value of LOLP depends on various factors such as power output of the PV system, outage rate of generating facilities and the system load profile. To obtain the LOLP, the Monte Carlo method is applied to simulate the …
-
Spatial-Temporal Stochasticity of Electric Vehicles in Integrated Traffic and Power System
… charging techniques generate new peaks in the load profile of each node in the distribution system and cause undervoltage problems in the power network. The semi-coordinated charging technique introduces a delay in the charging time to shift electric vehicle charging loads to off-peak times. …
-
High resolution time-series modeling of domestic hot water heating systems
… and Williams Lake, B.C. Twelve different demand profiles on a summer day and winter day are simulated. Some specific metrics, such as conventional energy consumption, system energy factor, and equivalent CO2 emissions are used as the basis of evaluating the system efficiency. Results indicate the …
-
Design and Optimization of a Mobile Hybrid Electric System to Reduce Fuel Consumption
… help determine an optimal system design given a load profile, size and weight constraints, and relocation schedule. This simulation is validated using test data from an existing system. After validation, many hybrid energy components are considered for use in the simulation. The combination of …
-
Vehicle to grid (V2G) for reliable microgrid operation: Voltage/frequency regulation and real-time OPAL-RT digital simulation
… fast-tracking either under a temporary fault, load change, connections, and disconnections or a sudden change in PV’s power production. This Thesis details the designs and modeling of a Home with a particular load profile. Simulink of Matlab is chosen as the simulation tool based on the ability …
Page 1 of 3