Emilia M. Kondili

Emilia M. Kondili
University of West Attica | TEIATH · Department of Mechanical Engineering

Professor

About

86
Publications
21,081
Reads
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2,656
Citations
Citations since 2016
20 Research Items
1097 Citations
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
Introduction
Skills and Expertise

Publications

Publications (86)
Article
Full-text available
A great number of islands are dispersed across the Aegean Archipelagos, most of which have restricted water resources, affecting in this way the economic growth of local societies. To confront this issue, the solution addressed by the relevant stakeholders is the particularly costly and of questionable quality process of potable water transportatio...
Conference Paper
Full-text available
Η τεχνολογία συμπαραγωγής προκρίνεται ως μία εκ των κορυφαίων τεχνολογικών επιλογών στα πλαίσια της στρατηγικής της Ευρωπαϊκής Ένωσης, που έχει ως στόχο την εξοικονόμηση και την ορθολογική χρήση της ενέργειας. Με τον τρόπο αυτό οι μονάδες συμπαραγωγής συνδυάζουν την παραγωγή ηλεκτρικής ενέργειας με την ταυτόχρονη παραγωγή θερμότητας ή ψύξης, αξιοπο...
Chapter
Wind energy is characterized as a clean and environmentally friendly technology and this is one of the main benefits that makes it such an attractive and promising energy supply solution. The present chapter deals with the main environmental benefits from the introduction of wind energy in an area as well as the environmental concerns resulting fro...
Article
Full-text available
The study of the water–energy–food (WEF) nexus has received increasing attention by the science community and related stakeholders on a worldwide scale, focusing on how these three elements can interact sustainably. Even though many research papers, indices and tools have been recorded, the understanding of interconnection among the elements of the...
Chapter
The international trend towards cleaner fuels and carbon footprint minimisation puts a severe pressure on the prospects of the oil and gas companies worldwide. Commitment in knowledge development and innovation are required in today’s severe conditions and call for collaboration with Universities and Research Centres. The objective of the present w...
Conference Paper
Full-text available
The utilization of electric vehicles (EVs) is considered as the new tool against the serious problems resulting from the oil products consumption in the transportation sector. In this context, the current work first estimates the real world electricity consumption of commercial EVs, including charging and discharging losses, using long term experim...
Article
Water resources availability, in terms of both quality and quantity, is a very crucial issue in many areas of the world, with small islands being amongst those facing the greatest challenges. In parallel, energy is also a focal point for water supply, since, in many places, it is amongst the main limiting factors for adopting alternative water supp...
Poster
Full-text available
Experimental Research and Implementation Possibilities of RES – based Desalination Plants in Small Greek Islands
Chapter
Water resources availability, in terms of quality and quantity, is a very crucial issue in many areas of the world; especially in areas with water shortage and varying and time dependent water demand. Lately, it has become obvious that water supply chain problems are also inherently linked to the energy availability and quality of an area, leading...
Article
Full-text available
In the present research, the topic of desalination is investigated both theoretically and experimentally. In the theoretical part, information is provided on water consumption aspects in Greece and worldwide, on the problem of water shortage globally and on the solution of desalination. In the experimental part, the pilot Reverse Osmosis (RO) unit...
Conference Paper
Full-text available
Recreational parks present significant electricity consumption that normally leads to increased operational cost. In fact, when it co mes to public parks, responsible authorities often develop long-term plans that consider energy conservation strategies and renewable energy sources (RES) integration as critical aspects. However, in the case of "Ant...
Chapter
The objective of the present work is to describe the underlying principles, the development and the implementation of the Energy Systems Optimisation Module, one of the Modules of the postgraduate course entitled as ‘MSc in Energy Systems’. The Energy Systems Optimisation Module objectives are twofold: The acquirement of the state of the art knowle...
Chapter
Reliable energy and water supply is an essential condition for human, economic and technological development. The level of access to these resources may also represent an index of prosperity for the community and/or individual. Water resources scarcity becomes a continuously increasing problem since there are various parts in the world where water...
Chapter
Power generation plants investments and capacity planning need to take place under a range of technological, economic, and policy-related considerations. The type and configuration of a new plant, the capacity, the technology, the social acceptance, the environmental impacts and the timing of these investments are critical parameters that need to b...
Chapter
According to the Amsterdam Treaty, declaration No. 30, “…insular regions suffer from structural handicaps linked to their island status, the permanence of which impairs their economic and social development”. Considering the above, the present work aims to present different aspects of the current energy and water situation in Mediterranean Sea isla...
Chapter
Energy and fuel supply chains (SCs) and their optimisation not only in techno-economic terms but also accounting for environmental and social implications imbedded in each supply chain option render a very interesting research topic, especially in areas with limited energy resources and areas where strict air quality limitations apply. Considering...
Article
The energy planning problem becomes increasingly important during the recent years mainly due to the pressing needs that need to be taken into account in terms of economic, environmental and social aspects. At the same time, technology supports many options and alternative solutions in the design of energy and fuel supply chains (SCs), based on mor...
Article
The present work is a part of a major research project aiming to the development of the methodology and the corresponding integrated tool for the economic, social and environmental evaluation of various alternative energy and fuel Supply Chains (SCs). With special consideration of the energy supply options and dimensions, the applicability of the p...
Article
Acknowledging the increased levels of energy dependence of remote communities, relying almost exclusively on oil imports to cover their electricity needs, an alternative solution is currently proposed. Based on the scenario of natural gas introduction in island grids, development of a sizing algorithm for photovoltaic (PV)-based compressed air ener...
Article
Full-text available
Water conservation needs encourage ‐among others‐ the investigation of water use in the electricity generation sector. To this end, we currently determine the amounts of water used in thermal electricity generation for both cooling and energy generation purposes, presenting at the same time the respective water needs of renewable energy sources (RE...
Conference Paper
Owing that to the emerging complexities of the contemporary climate mandates and energy supply options, many conventional energy and fuel Supply Chains (SCs) have being re-designed and reassessed under that perspective, seeking to evaluate the multiple uncertainties and parameters deriving from the multi-criteria, multi-parameters, at multi-levels...
Chapter
In addition to power generation, the exploitation of wind energy can be proved to be valuable in various other applications. One of the most important applications is the desalination of seawater and/or brackish water, in order to supply various areas of the planet facing water shortage problems with freshwater. Furthermore, other significant appli...
Article
On the numerous small and medium-sized Greek islands one may encounter several thousands of remote consumers unable to appreciate a direct electricity utility supply. For this purpose, remote consumers usually cover their electricity needs based on the operation of small diesel-generator sets. On the other hand, most of these areas appreciate high...
Article
Full-text available
Municipal Solid Waste (MSW) management is the field of science which explores and evolves strategies minimizing the final amount of wastes delivered to landfills and reducing the corresponding pollution related to all stages of treatment and collection. In the best practices of MSW the inherent energy of wastes is being recovered. In this study, th...
Article
The coupling of renewable energy sources (RES) with desalination has the potential of providing a sustainable potable water source, especially in arid areas with limited water resources. During the design stage a RES–desalination process combination suitable for the particular application needs to be selected. The factors that should be considered...
Article
Most remote small islands of the Mediterranean area suffer from insufficient and high-cost electricity generation as well as significant water scarcity, considerably hindering the local development activities. The problem is much more pressing during the summer period due to the increased touristic activity. On the other hand, the entire Mediterran...
Article
Wind energy is characterized as a clean and environmentally friendly technology, and this is one of the main benefits that makes it such an attractive and promising energy supply solution. The present chapter deals with the main social and environmental benefits from the introduction of wind energy in an area, such as CO2 emissions and fossil fuels...
Article
Wind energy development counts thousands of years. From the early times of wind power exploitation, when the first vertical axis windmills were used for grinding, to the times that electricity power generation lies on the rotation of huge epoxy-based blades and the exploitation of offshore potential, the humankind has encountered numerous designs a...
Chapter
In addition to power generation, the exploitation of wind energy can be proved to be valuable in various other applications. One of the most important applications is the desalination of seawater and/or brackish water, in order to supply various areas of the planet facing water shortage problems with freshwater. Furthermore, other significant appli...
Article
Traditionally, biomass derived energy, due the dispersed character of its primary recourses and the easiness in their processing, has been mainly exploited at a local level by employing well-known practices. Today, various types of biomass may be converted through specific conversion routes to either heat, power or/and biofuels or to a combination...
Article
Hybrid energy systems can offer a valuable solution for the electrification of remote areas. In most cases there is a range of different combinations of components that may be considered for the energy demand satisfaction of a specific area, each combination exhibiting different technical and economic characteristics.Optimisation considerations in...
Article
Biofuels supply chain comprises a wide set of activities involving a rather complex set of parameters. Cultivation of the raw materials is closely related to the agricultural sector whereas the production of the final product presumes the operation of a conversion plant. The distribution network aims at delivering the final product close to the con...
Article
One of the main reasons for the delay of renewable energy sources (RES) applications in Greece is the difficulty of finding a proper location for their installation that will satisfy the required specifications. The situation is further aggravated by the lack of an integrated decision support tool, taking into consideration all the parameters affec...
Article
Based on the use of long-term energy measurements for an entire year, obtained from a hybrid station operating in the Monastery of "Simonos Petras" in Northern Greece, evaluation of the system energy management plan is presently carried out. The hybrid system under investigation comprises of a hydropower station, a photovoltaic (PV) generator and a...
Chapter
: Optimisation considerations in a hybrid energy system include the configuration of such a system, the sizing of the individual components and the percentage of load that will be covered by renewable energy sources (RES), depending on the needs of the specific site and various economic and environmental constraints. Therefore, there is a wide opti...
Article
The exploitation of solar energy by autonomous, photovoltaic (PV) based systems offers the opportunity for satisfying the electrification needs of numerous remote consumers worldwide in an environmentally friendly way. On the other hand, the sustainable character of these systems is strongly questioned by the energy intensity of processes involved...
Article
The electrification of autonomous electrical networks is in most cases described by low quality of electricity available at very high production cost. Furthermore, autonomous electrical networks are subject to strict constraints posing serious limitations on the absorption of RES-based electricity generation. To by-pass these constraints and also s...
Article
Water is a constrained natural resource and in many areas of the planet water shortage is considered to be one of the most important issues to be resolved. This is certainly true for many Greek islands, where there is serious water shortage especially during the summer, thus hindering the development of the islands. The aim of the present work is t...
Article
Although autonomous photovoltaic (PV) systems are identified as renewable energy technologies able to satisfy the electrification needs of remote consumers, they are strongly accused of their life-cycle energy requirements. To support the specific systems' sustainable character one should be able to ensure minimum period of energy pay-back. In this...
Article
Stand-alone photovoltaic (PV) systems comprise one of the most promising electrification solutions for covering the demand of remote consumers. However, such systems are strongly questioned due to extreme life-cycle (LC) energy requirements. For similar installations to be considered as environmentally sustainable, their LC energy content must be c...
Article
The electrification of autonomous electrical networks is in most cases described by low quality of electricity available at very high production cost. Furthermore, autonomous electrical networks are subject to strict constraints posing serious limitations on the absorption of renewable energy sources (RES)-based electricity generation. To bypass th...
Article
Full-text available
In the present study, a review of the lignite-based electricity generation in Greece is presented. By using real, long-term data concerning the national electricity generation and an appropriate mathematical model developed from first principles, it is expected that the lignite’s depletion time shall vary from 25 to 50 years. Acknowledging its fini...
Article
Full-text available
In the present study, an analysis realized on a two-direction basis aims to examine the interaction between environmental non-governmental organizations (ENGOs) and the public in Greece. A regional-based approach is used to determine the public’s attitude towards environmentalism and the special local features affecting the latter, while a correspo...
Article
The numerous small Aegean Sea islands present serious problems related to insufficient infrastructure, low quality of electricity available at very high production cost, as well as problematic connection with the mainland. On the other hand, the high solar potential of the area may encourage photovoltaic-based applications characterised by rather l...
Article
Due to the increasing significance of the water shortage problem, water supply chain management is evolving as one of the most difficult and urgent problems on a global basis. Furthermore, sustainability issues should be taken into account in water resources management in order to assess and avoid any unsustainable water supplies and allocations. T...
Article
The Greek electricity generation system, mainly based on the use of local lignite and imported heavy-oil, is assumed responsible for more than 50% of the CO2, almost 80% of the SO2 and approximately 33% of the NOx emissions at national level. This fact, along with the considerable energy consumption increase during the last 25 years, results in ser...
Article
There is a continuously increasing interest concerning the biofuel implementation in Europe, mainly because of environmental protection and energy supply security reasons. In this context, the European Union (EU) strongly encourages the use of biofuels through a number of Directives. To that effect, EU members follow the Directives implementing var...
Article
Increased water demand due to economic growth, irrigation needs, declining precipitation levels and over-abstraction of groundwater are all factors that create fresh water shortage problems in the Aegean Archipelago islands. In order to face pressing needs, water is transported by ships from the mainland or other neighbouring islands at a high cost...
Conference Paper
The Aegean Archipelago is a remote Hellenic area, including several hundreds of scattered islands of various sizes. The electricity demand in the Aegean Archipelago islands has up to now been covered by the existing autonomous power stations (APS) at very high electricity production cost. In order to face the continuous load demand increase an inte...
Article
A systems engineering approach is proposed for the optimal water supply chain management. The work introduces the idea of optimally allocating the existing resources quantifying the profitability of water use and eliminating inefficiencies rather than continuously seeking ways to water used and eliminating inefficiencies rather than continuously se...
Article
Wind energy applications are recently characterized as an economic and attractive solution for the urgent electrification problem of most Aegean Sea islands. On the other hand, the fluctuation of daily and seasonal electricity load in almost all island grids, in combination with the stochastic behaviour of the wind, lead to substantial wind energy...
Article
Hybrid wind-diesel systems are an interesting solution for the electrification of isolated consumers. The proposed system, including a properly sized battery, leads to a significant reduction of the fuel consumption, in comparison with a diesel-only installation, also protecting the diesel generator from excessive wear. On the other hand, a properl...
Article
Greece has a significant geothermal potential with high enthalpy fields in the Aegean Sea region and low enthalpy fields scattered in specific locations of the country that has not been sufficiently exploited yet. One promising application would be the use of geothermal energy for greenhouse heating. The present work proposes an integrated and anal...
Article
In many small- or medium-sized remote islands, there is a significant electrical power shortage, where the water resources are quite limited. This unfavourable situation results in the operation of high cost autonomous thermal power stations and the transportation of fresh water of questionable quality at extremely high prices. Wind energy can defi...
Article
The problem for the optimal water systems planning is tackled in this work, taking into account environmental considerations and sustainability issues related to the water sources and the water allocation to various users. The developed mathematical model integrates in a systematic way the benefits that can be expected from the water use and the co...
Article
Full-text available
Most Aegean Sea islands, including Crete, are characterized by a considerable annual increase of the electrical power demand exceeding the 5% in annual basis. Wind generated electricity appears to be an economically viable solution, as the area has excellent wind potential. However, in most islands there is no remarkable wind energy addition during...
Conference Paper
During the last ten years, wind energy proved to be a mature electricity production sector. In Greece, on the other hand, the installed capacity hardly surpasses the 500MW, while most domestic financial organizations characterize wind park investments as high-risk projects. The present study investigates the risk evolution during the entire procedu...
Conference Paper
In most Greek islands, including Crete, continuous electrical power demand increase has been encountered, along with remarkable electricity production cost amplification, during the last 25 years. The strongly variable electricity load of the island networks, combined with the stochastic availability of the wind energy, poses serious limitations on...
Article
The objective of the present work is to investigate the extent and effectiveness of the implementation of optimization methods for the solution of environmental problems. In order to fulfill its objective, the present work reviews a significant number of scientific/research papers dealing with the application of optimization approaches for the solu...
Article
The importance of energy in economic development has been globally recognised. A considerable electricity consumption increase has taken place in Greece since the country's incorporation in the European Union. Unfortunately, the electricity generation up to now is mainly based on fossil fuels. As a direct result of this policy, electricity generati...
Article
For the majority of the Greek islands, water resources are quite restricted, limiting the economic development of the local societies. To face increased potable water requirements, more than 2,500,000 m of clean water is transferred annually to these islands at a cost approaching the value of 7 /m3 On the other hand, the final cost of the locally p...
Article
This paper presents an optimal algorithm for the planning of multiproduct energy-intensive continuous operations when the cost of energy is time-dependent, whilst the amount of energy required for the production of a unit amount of material depends on the product being produced and the equipment being used.A typical example of such a process is pro...
Article
Full-text available
A general framework for handling a wide range of scheduling problems arising in multiproduct/multipurpose batch chemical plants is presented.Batch processes involving a variety of complexities are represented using a state-task network. The novel feature of this representation is that both the individual batch operations (“tasks”) and the feedstock...
Article
Full-text available
There is a continuously interest concerning the Biofuel implementation in Europe, mainly because of environmental protection and energy supply reasons. In this context the European Union (EU) strongly encourages the use of Biofuels through a number of Directives. The Directive 2003/30/EC of the EU sets up the targets of biofuels on the EU transport...
Article
Water is a valuable natural resource with very high importance, especially in areas with water shortage. During the last years the limitations in water availability in vari- ous areas make the solution of water problems extremely urgent and important. In Greece, temporary or continuous water shortage appears in various areas, especially in the isla...
Article
Traditionally, biomass derived energy, due the dispersed character of its primary recourses and the easiness in their processing, has been exploited mainly at a local level, by the existing agricultural industry, employing well known practices. Nevertheless, concentrated biomass production could be competitive today both in terms of yield and of ec...

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