Long-Term Electricity Demand Forecast Using Multivariate Regression and End-Use Method: A Study Case of Maluku-Papua Electricity System

Author(s):  
Tumiran Tumiran ◽  
Sarjiya Sarjiya ◽  
Lesnanto Multa Putranto ◽  
Edwin Nugraha Putra ◽  
Rizki Firmansyah Setya Budi ◽  
...  
2021 ◽  
Vol 11 (18) ◽  
pp. 8612
Author(s):  
Santanu Kumar Dash ◽  
Michele Roccotelli ◽  
Rasmi Ranjan Khansama ◽  
Maria Pia Fanti ◽  
Agostino Marcello Mangini

The long-term electricity demand forecast of the consumer utilization is essential for the energy provider to analyze the future demand and for the accurate management of demand response. Forecasting the consumer electricity demand with efficient and accurate strategies will help the energy provider to optimally plan generation points, such as solar and wind, and produce energy accordingly to reduce the rate of depletion. Various demand forecasting models have been developed and implemented in the literature. However, an efficient and accurate forecasting model is required to study the daily consumption of the consumers from their historical data and forecast the necessary energy demand from the consumer’s side. The proposed recurrent neural network gradient boosting regression tree (RNN-GBRT) forecasting technique allows one to reduce the demand for electricity by studying the daily usage pattern of consumers, which would significantly help to cope with the accurate evaluation. The efficiency of the proposed forecasting model is compared with various conventional models. In addition, by the utilization of power consumption data, power theft detection in the distribution line is monitored to avoid financial losses by the utility provider. This paper also deals with the consumer’s energy analysis, useful in tracking the data consistency to detect any kind of abnormal and sudden change in the meter reading, thereby distinguishing the tampering of meters and power theft. Indeed, power theft is an important issue to be addressed particularly in developing and economically lagging countries, such as India. The results obtained by the proposed methodology have been analyzed and discussed to validate their efficacy.


Energy ◽  
2018 ◽  
Vol 165 ◽  
pp. 512-526 ◽  
Author(s):  
Nayyar Hussain Mirjat ◽  
Muhammad Aslam Uqaili ◽  
Khanji Harijan ◽  
Gordhan Das Walasai ◽  
Md Alam Hossain Mondal ◽  
...  

Energy Policy ◽  
2006 ◽  
Vol 34 (14) ◽  
pp. 1958-1970 ◽  
Author(s):  
A. Hainoun ◽  
M.K. Seif-Eldin ◽  
S. Almoustafa

Energy ◽  
2017 ◽  
Vol 133 ◽  
pp. 9-22 ◽  
Author(s):  
Yongxiu He ◽  
Jie Jiao ◽  
Qian Chen ◽  
Sifan Ge ◽  
Yan Chang ◽  
...  

2019 ◽  
Vol 84 ◽  
pp. 01010
Author(s):  
Janusz Sowiński

Ongoing structural changes on the electricity market and technological development affecting consumers and producers increase uncertainty concerning demand for electricity, even in a short-time horizon. Because of this, it is necessary to develop forecasting methods. This paper presents a method for forecasting electricity demand based on the idea of an end-use model. Such models use regional electricity consumption rates and population growth predictions as input data, on the basis of which they yield electricity demand forecast for the whole country and for particular regions. The model also deploys stochastic differential equations for simulating time-variation of electricity consumption rates by means of the Euler method. On the basis of available statistical data, the results of a forecast in a medium-term horizon are presented.


2021 ◽  
Vol 13 (3) ◽  
pp. 1435
Author(s):  
Feras Alasali ◽  
Khaled Nusair ◽  
Lina Alhmoud ◽  
Eyad Zarour

The current COVID-19 pandemic and the preventive measures taken to contain the spread of the disease have drastically changed the patterns of our behavior. The pandemic and movement restrictions have significant influences on the behavior of the environment and energy profiles. In 2020, the reliability of the power system became critical under lockdown conditions and the chaining in the electrical consumption behavior. The COVID-19 pandemic will have a long-term effect on the patterns of our behavior. Unlike previous studies that covered only the start of the pandemic period, this paper aimed to examine and analyze electrical demand data over a longer period of time with five years of collected data up until November 2020. In this paper, the demand analysis based on the time series decomposition process is developed through the elimination of the impact of times series correlation, trends, and seasonality on the analysis. This aims to present and only show the pandemic’s impacts on the grid demand. The long-term analysis indicates stress on the grid (half-hourly and daily peaks, baseline demand and demand forecast error) and the effect of the COVID-19 pandemic on the power grid is not a simple reduction in electricity demand. In order to minimize the impact of the pandemic on the performance of the forecasting model, a rolling stochastic Auto Regressive Integrated Moving Average with Exogenous (ARIMAX) model is developed in this paper. The proposed forecast model aims to improve the forecast performance by capturing the non-smooth demand nature through creating a number of future demand scenarios based on a probabilistic model. The proposed forecast model outperformed the benchmark forecast model ARIMAX and Artificial Neural Network (ANN) and reduced the forecast error by up to 23.7%.


1983 ◽  
Vol 6 (3) ◽  
pp. 177-183 ◽  
Author(s):  
T.N. Goh ◽  
S.S. Choi ◽  
S.B. Chen
Keyword(s):  

2012 ◽  
Vol 548 ◽  
pp. 812-816
Author(s):  
Xiao Min Chen ◽  
Xi Yan Liu

With the rapid development of Chinese economy, the thermal power requirement is increasing not only in industry but also for the civil use in recent years. In China, the main fuel of thermal power is coal. Coal handling system places the consequence in the whole generate electricity system and has significant meaning to the power plant operation. The coal handling system of the thermal power plants has many types of equipment. The environment is vile with complicated control. If we control this system through manual mode, there will appear the imponderable questions. This article through the research of the coal handling system by the management of PLC can determine the long-term safe operation and reduce a mass of human power and material resources. It has the fundamental practical meaning and research value.


2021 ◽  
Author(s):  
Kim Martinez ◽  
Maria Isabel Menéndez-Menéndez ◽  
David Checa ◽  
Andres Bustillo

BACKGROUND The design of Virtual Reality Serious Games (VR-SG) is a subject still developing. One of its open developments is the definition of metrics to evaluate the fun and learning result. In this way, weaknesses and strengths in the design of serious games can be found for future works in this research field. OBJECTIVE This paper aims to create a metric that can be used to rate the gameplay of VR-SG. This metric’s novelty allows to evaluate the different fun and learning features and give them a quantitative rating. A study case shows the capability of implementing this evaluation to identify strengths and weaknesses of VR-SGs. METHODS The new VR-SG metric is developed on the basis of the Mechanics, Dynamics and Aesthetic (MDA) framework but including User Experience (UX) elements and adapting them to VR-SG. This metric includes 1) UX aspects: VR-headsets, training tutorials and interactive adaptions to avoid VR inconveniences; and 2) MDA aspects: exclusive VR audiovisual elements and its aesthetics interactions. RESULTS The selected indie serious game is Hellblade, developed to raise awareness about the difficulties of people suffering from psychosis with two versions: one for 2D-screens and the other for VR devices. The comparison of metric´s scores for both versions shows: 1) some VR dynamics increase the gameplay impact and therefore, the educational capacity; and 2) flaws in game design where the scores drop down. Some of these flaws are: reduced number of levels, missions and items, lack of a tutorial to enhance usability and lack of strategies and rewards in the long-term to increase motivation. CONCLUSIONS This metric allows to identify the elements of the gameplay and UX that are necessary to learn in VR experiences. The study case shows this research is useful to evaluate the educational utility of VR-SG. Further works will analyze VR applications to synthetize every game element influencing its intrinsic sensations. CLINICALTRIAL The trials have not been registered, as testing for this metric has not involved people with mental conditions or addressed other medical applications. Hellblade is a commercial video game that anyone can purchase and play. The trials have been carried out to obtain results on the gaming experience of different people in relation to the educational purpose of raising awareness of psychosis.


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