Mikaeel Ahmadi

Mikaeel Ahmadi
University of the Ryukyus · Interdisciplinary Intelligent Systems Engineering

Doctor of Engineering
Postdoctoral Researcher

About

46
Publications
8,420
Reads
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317
Citations
Additional affiliations
February 2019 - present
University of the Ryukyus
Position
  • Research Assistant
April 2016 - October 2016
University of the Ryukyus
Position
  • Student

Publications

Publications (46)
Article
Full-text available
Population growth and city expansion in developing countries require traditional urban planning practices to be transformed in order to tackle climate change and follow Sustainable Development Goals (SDGs) agendas. Almost every expert in the urban sector believes that future cities should be sustainable, smart, and environmentally friendly, where e...
Preprint
High electricity consumption and the corresponding cost of energy in governmental institutions in many developing countries are significant challenges to their respective governments. This work considers sustainable energy measures and solar energy to reduce electricity cost, grid dependency in a governmental entity, and reducing carbon emission co...
Preprint
This research is conducted on how energy efficiency and solar energy can be used to reduce electricity consumption and increase cost-saving in a large government office-Ministry of Higher Education in Afghanistan. High energy-efficient appliances are identified and proposed to be replaced with existing high energy consumption and less energy-effici...
Article
Full-text available
Photovoltaic (PV) systems encounter substantial losses throughout their lifespan due to the different derating factors of PV modules. Those factors mainly vary according to the geographical location and PV panel characteristics. However, the available literature does not explicitly concentrate on the technical and economic impact of the derating fa...
Article
Full-text available
Along with industrialization and rapid urbanization, environmental remediation is globally a perpetual concept to deliver a sustainable environment. Various organic and inorganic wastes from industries and domestic homes are released into water systems. These wastes carry contaminants with detrimental effects on the environment. Consequently, there...
Chapter
Nowadays, sustainable energy have been focused on electrification of the transportation systems, using electric vehicles (EVs) and electric buses, as well as considering the bidirectional perspective of these technologies by intensifying the grid resilience and reliability through vehicles to grid (V2G) options. Electric buses and EVs are introduce...
Chapter
The concept of sustainability originated from 1980 to present, during about four decades, it turned from inactive efforts to proactive actions such as the Paris Climate Change Agreement (2015), Millenium Development Goals (MDGs, 2000), and the Sustainable Development Goals (SDGs) by the United Nations General Assembly 2015. According to recent lite...
Article
The need for energy and environmental sustainability as a result of the significant concern for mitigating the effects of climate changes has notedly encouraged the deployment of more renewable energy resources towards mitigating greenhouse gas emission crisis. However, there is a need for proper planning of variable renewable energy sources penetr...
Article
In recent years, balance of power supply and demand as control and smoothing of peak load demand has been one of the major concerns of utilities. Hence, peak load shaving is a preferred approach to cut peak load and smooth the load curve. This paper presents a novel and fast algorithm to evaluate optimal capacity of energy storage system within cha...
Chapter
The importance of energy and its related issues signifies worldwide by its dedication as the seventh sustainable development goal (SDG). Energy and its involved issues encompass social, economic, and environmental aspects in society. Also, energy efficiency (EE) is one of the main elements of the energy market in the world. With the above issues in...
Article
The optimal size and location of the compensator in the distribution system play a significant role in minimizing the energy loss and the cost of reactive power compensation. This article introduces an efficient heuristic-based approach to assign static shunt capacitors along radial distribution networks using multi-objective optimization method. A...
Book
Full-text available
URL: https://www.amazon.com/gp/product/4910361200/ref=ox_sc_act_title_1?smid=A1Y53T3O3Q25L8&psc=1 >>> Impact of today’s globalization is persuaded nations to draw a global solution mechanism for human being welfare. In this regard, Sustainable Development Goals (SDGs) have drawn international attention nowadays, because of the menacing effect of h...
Article
Full-text available
Afghanistan is one of the developing countries in South Asia with an enormous renewable and nonrenewable energy resources. Since 1893, utilization of secondary (modern) form of energy in Afghanistan has been pursued. The trends of sustainable energy provision have been reinforced after the post-conflicts in Afghanistan. The Sustainable Development...
Article
Full-text available
Climate change and global warmings are the main challenges for today and the future nations from the health and environment perspectives. Energy generation utilizing fossil fuel is the leading cause of these issues. On its opposite side, elimination or suppression of fossil fuel utilization by introducing clean and abundant renewable energy resourc...
Article
Full-text available
The enormous potential supply of energy in central Asia offers an excellent opportunity to establish international energy-sharing agreements, mitigate political instability, and improve regional socio-economic development. Pakistan and India have increasingly relied on energy imported from Middle and Central Asia to meet frequent energy shortages....
Cover Page
Full-text available
Recent globalization persuaded the world to sum up with a global collaboration for human being welfare. In this regard, Sustainable Development Goals (SDGs) have drawn international attention nowadays, because of the menacing effect of human activities on climate change and global warming. Prevailing endeavors towards global collaboration has been...
Article
Full-text available
Recent global trends in societies modernization and lifestyle change alter a dramatic concern about global collaboration in term of climate change mitigation and sustainable development. Overcome these challenges, viable strategies are known exigence. Historically, strategy-making, policy-development, procedures-shaping, and future outlook have bee...
Article
Full-text available
Within the framework of this study, the inductive analysis of voltage stability indices’ theoretical formulation, functionality, and overall performances are introduced. The prominence is given to investigate and compare the original indices from three main dimensions (formulation, assessment, and application) standpoints, which have been frequentl...
Conference Paper
One of the main technics used to address voltage drop is through distributed energy resources. But this solution also increases production capacity of a defined electrical zone. Using Distributed Energy Resources (DER) also opens two interesting perspectives: the microgrids and the smart grids. Each of them has tremendous advantages but also drawba...
Article
Full-text available
Modern utilities are forced to operate very close to their loadable limits (maximum capacity) due to geographical, economical and some technical reasons. The deregulation of the power industry, the competitive nature of modern electricity markets and the continuous quest for modernization of cities and hamlets all over the world has also led to fas...
Presentation
Full-text available
Assuredly, available surplus energy potential in Central Asia with an enormous capacity of energy sharing to South Asia establishes an inter-government commitment, enhance regional political stability, and improve socio-economic development prosperity. This fact remains that Pakistan and India two countries in South Asia are increasing depend on en...
Article
Full-text available
In this study, optimal methodologies including multi-objective optimization are proposed for allocation of automatic and fixed capacitors in the real distribution system on a daily basis. Minimizing the cost of energy loss and switching operation of the capacitors as the significant factors are considered correspondingly. Capacitors as a reactive p...
Conference Paper
Distribution system optimal planning has been an issue of great priority for utilities, mainly because it is the most vulnerable component in the power system cycle, accounting for a greater percentage of loss in the system. With investment in new electrical facilities continuing to be very expensive, techniques and methods of reduction of active a...
Conference Paper
Introducing renewable energy resources to the power system opens various opportunities besides challenges that need to be justified under the treatment of power/energy management and optimization. One of the opportunities that improve and involves achieving several goals and factors, is electrifying, intensifying, and incentivizing the transportati...
Article
Full-text available
Integration of renewable energies such as wind and solar with energy storage system in the distribution network is the interest of current studies in power system engineering. Wind and battery energy storage system (BESS) are known for their complement and efficient approaches into the distribution networks. The promising of renewable energies for...
Article
This study evaluates the inconveniences raised by the installation of Shunt Capacitor Banks (SCB) along the North East Power System (NEPS) in Afghanistan. Besides the numerous advantages, a capacitor bank usually has some drawbacks in terms of transient currents which affect the quality of power supply and exceed the withstand capability of associa...
Article
Full-text available
This study evaluates the inconveniences raised by the installation of Shunt Capacitor Banks (SCB) along the North East Power System (NEPS) in Afghanistan. Besides the numerous advantages, a capacitor bank usually has some drawbacks in terms of transient currents which affect the quality of power supply and exceed the withstand capability of associa...
Article
The rapid growth of renewable energies specifically wind and solar with their intermittent phenomena has recently become an exciting and important topic among researchers worldwide. The integration of such devices in distribution networks comprising of battery energy storage systems (BESSs) is considered as efficient and complementation approach wh...
Presentation
Full-text available
Energy policy is a principle/course of action that applies to maintain/change the status of targeted scopes in energy system development.
Article
Full-text available
The energy utility sector’s transition to an automated and managed energy endeavor in term of microgrid has hastened around the globe. Referring to the literature, the microgrid had been a matter of focus since decades ago. An exhaustive and customized project management methodology (framework) for microgrid projects can assure successful implement...
Article
Full-text available
Extension of renewable energies in power system planning and operation especially distribution networks is not limited to power sustainability. It also encompasses many significant contributions such as eliminating electricity shortages by diversifying energy supply, improving reliability with power quality, reducing greenhouse gas emissions, and p...
Conference Paper
Full-text available
The improvement of the efficiency of a power system is directly proportional to the distribution system performance improvement. capacitors are widely used as one of the most powerful methods to optimize distribution system performance with an assured benefit of power loss minimization, voltage stability and power factor improvement. The objective...
Conference Paper
Abstract—In this study, a multi-objective optimization is put forward to allocate capacitor banks and step voltage regulator in the distribution system. Cost of energy loss, related cost of CBs, the capital cost of SVRs, switching operation of the CBs and SVRs as the significant factors are included in multiobjective functions. The optimum configur...
Conference Paper
Distributed generations (DGs) with the capacity from few kW to around 10 MW are usually installed near consumption points or electrical load. By considering distributed battery storage system (DBSS) in presence of DGs several positive impacts could be obtained such as loss reduction and voltage improvement. However, no optimum consideration of such...
Article
Renewable energy resources (RERs) such as wind and solar are said to be considerable promising of the power system worldwide, and Afghanistan is evaluated for abundant and feasible electricity generation capacity from these resources. It fortifies merging of RER to the electric power system of Afghanistan where power quality issue sums up with sche...
Conference Paper
Integrating Renewable Energy Resources at the distribution network is the interest of current studies in power system engineering. Wind and battery energy storage system (BESS) are known for their complement and efficient approaches into the distribution network. The promising nature of renewable energies for wind and solar in Afghanistan is a moti...
Poster
Electric distribution network (EDN) in power system is the most promising and suitable position for the wind and solar types of renewable energy integration. In this research a large and real 162-bus distribution network in Afghanistan, which rests on the import power and scrimmaging with electricity shortage is considered to be optimized with wind...
Article
The Least Developed Countries adhere to meet the minimum milestone of renewable energy (RE) exploitation for a long-run sustainability. Therefore, RE exploitation as a significant part of this milestone has therefore become a matter of priority. This paper addresses a general framework for RE effective deployment following the actions are considere...

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Projects (5)
Project
This research is focusing on how to positively impact on sustainability through existing evolutionary optimization methods and utilizing abundant renewable energy resources such as wind and solar in nature as well as recent development on electric mobility like Electric Vehicle (EV) and Electric Bus (EB). It will also undergo how and which SDGs are impactful considering this research development and implementation. Furthermore, significant reliability factors and indices will be evaluated in a test electric power network for the base case and proposed scenario to validate and clarify the robustness and superiority of this study.