Electric power - Costs
Analysis of the Impacts of the Electrification of the Vehicle Fleet in the Electric Power System in Curitiba
... only electric vehicles as voltage regulators, in order to obtain the worst possible ...scenario, electric vehicles would be used in conjunction with these traditional methods, but would allow for reductions ...
11
Representing Battery Energy Storage in Electric Power System Studies
... production costs depending on the prime energy source used to produce electricity (mainly coal, oil, natural gas, uranium, and water stored in ...these costs vary significantly ...that power to the ...
293
Electric power load in Brazil: view on the long-term forecasting models
... Figure 7 shows the distribution of the energies stored in November/2014 for the simulations regarding the two cases. As expected, the case in which an optimistic forecast for the future was used presented higher levels ...
12
The evaluating of the cost of electric power generation from the first geothermal power plant in Iran (Case Study: Meshkin-Shahr Geothermal Field)
... (O&M) costs consist of all costs incurred during the operational phase of the power ...O&M costs, but in the case of geothermal power production, variable costs are ...
11
The role of reference marketing in capital buying decisions: evidence from the Portugueses electric power industry.
... independent, in the sense that there is no explicit rule requiring them to attend the purchasing office for all purchasing needs. Despite their freedom not to interact with this office, companies make use of their ...
287
Optimization Methods for the Unit Commitment Problem in Electric Power Systems
... that is the sum of terms each involving a single unit, 2) a set of constraints involving a single unit, and 3) a set of coupling constraints involving all of the units (the generation and reserve constraints), one for ...
186
Stochastic Location of FACTS Devices in Electric Power Transmission Networks
... However, significant changes have been observed in operation of transmission networks. The implementation of electromechanical devices and rescheduling of generators may not be the most efficient actions. On one hand, in ...
86
A Review of Hybrid Renewable Energy Systems for Electric Power Generation
... HOMER [20], RETScreen [21], Hybrid [22], and HOGA [23], have been developed for the proper selection of suitable generation technologies and their sizes. These software packages have made the study of hybrid systems ...
7
Costs of agency index: the need to measure agency costs
... between principals and agents: conflicts between shareholders (principal) and top managers (agent), and between creditors (principal) and shareholders (agent). There is often a misalignment of the interests and ...
11
Electric Vehicle Battery Charger Controlled by Magnetic Core Reactor to Wireless Power Transfer System
... Wireless Power Transfer systems. In the Wireless Power Transfer systems it is essential that the operating frequency of the primary circuit be equal to the resonant frequency of the secondary circuit so ...
6
Comparison of Different Control Strategies in GA-Based Optimized UPFC Controller in Electric Power Systems
... where power flow controller and DC voltage regulator are considered for UPFC, the responses are shown by dash-dot line in each ...the power transmission of line 2 is driven to ...of power of line 2 ...
8
SPATIO-TEMPORAL PREDICTION OF ELECTRIC POWER SYSTEMS INCLUDING EMERGENT RENEWABLE ENERGY SOURCES JAYME MILANEZI JUNIOR
... The first goal of this research is related to the energetic evaluation of micropower generation to be inserted all over the grid. Two emergent forms of recycling energy are combined to a novel renewable source. The first ...
185
In Search of Electric Power Reliability in Forested Terrain with Covered Conductors: The ECG Experience
... In general, the basic idea for using Covered Conductors (CC) is to make Medium Voltage (MV) overhead distribution network more tolerable to line clashing and prevent supply interruption arising out of trees leaning on ...
5
The Government as Shareholder and Principal-Principal Conflicts in the Brazilian Electric Power Industry
... Os entrevistados veem o agente regulador como influente sobre as empresas, mas, em última análise, a própria agência é influenciada pelo governo, ou seja, em algumas situações, ela pode[r] ...
22
Aplicação de técnicas Lean Manufacturing e melhorias de processo na área de soldadura na General Electric Power Controls Portugal
... GE Power Controls Portugal, enquanto empresa de um grupo internacional, está sujeita ao cumprimento dos objectivos de qualidade, rentabilidade e produtividade fixados pela holding americana a todas as empresas do ...
90
The role of electric vehicles second-life batteries on renewable based power systems
... large power system can take advantage of second-life batteries to store potential excess of non-controllable renewable ...Portuguese power system as case study. It couples a model of electric ...
91
A modified flyback converter applied in capacitive power transfer for electric vehicle battery charger
... This master’s thesis presents the mathematical analysis, sizing, simulation and experimental results of a 200 W Modified Flyback Converter operating in Continuous C[r] ...
233
Endogenous Transaction Costs
... Purchasing or selling assets induces a commission fee that is paid to those agents who act as intermediaries (brokers). The decision of participating in the intermedi- ation process involves the devotion of working time. ...
37
Conservative power theory: application in a wind system with DFIG to compensate harmonic currents and unbalance electric current
... the power electronic converters used as power active filters are similar compared with the power electronic converters employed to control wind generators, it becomes feasible to design ...
6
Contributions to conceptual design of electric and hybrid-electric aircraft
... The developed research work seeks to study how the definition of a hybrid propulsion system impacts on the conceptual design of full-electric and hybrid-electric aircraft. Due to the targets of reducing ...
130