RIGA TECHNICAL UNIVERSITY Faculty of Power and Electrical …
Latvels J. Photoelectrical properties of innovative organic materials solar cells. Summary of doctoral thesis. – Riga: RTU, 2015. – 36 p. Published in accordance with the decision of the Institute of Energy Systems and Environment No 52, March 13, 2015.
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Frontiers | The potential of multiapartment rooftop PV systems as ...
Electricity generation from photovoltaic (PV) in Latvia is currently below the necessary capacity required to contribute to achieving climate neutrality by 2050. However, photovoltaic offer households and companies the opportunity to align their electricity consumption with environmental goals while supporting the European Green Deal objectives ...
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Quality Assessment of Perovskite Solar Cells: An Industrial ...
To be competitive in the PV market, perovskite solar cells and modules aim to the same target, i.e., fast and reliable quality assessment. This communication report discusses the limit of characterizing the current perovskite technology. Standard current vs voltage measurements are compared to maximum power point tracking (MPPT), and a fast ...
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PV Module Certification | SGS Latvia
Gain effective photovoltaic module testing for performance, durability, safety and compliance …
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(PDF) Assessment of the Use of PV Panels with Energy …
This paper deals with the optimization of a proposed solar panel array of a renovated office building''s communal lighting in Riga, using storage devices and demand-side management of the produced...
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(PDF) Assessment of the Use of PV Panels with Energy …
This paper deals with the optimization of a proposed solar panel array of a …
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Assessing the adoption level of solar PV installations, on district ...
This study addresses a research gap by implementing a novel methodology that combines GIS and MCDM techniques to evaluate photovoltaic (PV) potential at an urban scale, specifically within Riga, Latvia. Utilizing the AHP and MABAC methods, the research integrates technical, social, and economic criteria to rank urban districts based ...
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Surface Photovoltage Method for Photovoltaic Quality Control of …
In this paper, we demonstrate the potential of the contactless surface photovoltage (SPV) method for fast and reliable control of GaAs-based solar cells directly on epitaxial heterostructures before metallization and photolithography processes. The magnitude of the SPV corresponds to the generated photovoltage in the photoactive region, which is related …
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First solar power plant in Latvia. Analysis of operational data
Comparing renewable energy source technologies, the solar energy technologies â€" photovoltaic, solar collector, solar hybrid systems, is a relatively new industry [5]. It is considered, that the energy producing of the sun is CO2 neutral. Solar energy can be used for both space heating and hot water production. In research of Soloha et al ...
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Photovoltaic: Quality, Safety, and Sustainability Challenges
Photovoltaic: Quality, Safety, and Sustainability Challenges. Posted on September 16, 2024 by Christian Schoen. In a June 2024 Solar Energy Special, the Economist called solar energy generation the "least obtrusive revolution imaginable."(The Economist 2024b) According to the International Solar Energy Society, solar power is on track to generate more …
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Frontiers | The potential of multiapartment rooftop PV systems as ...
Electricity generation from photovoltaic (PV) in Latvia is currently below the …
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Analysis of photovoltaic cell output characteristic
Aiming at the output characteristics of photovoltaic cells, the mathematical model of photovoltaic cells is established, which is further simplified into the equivalent circuit of double diode model. By using the I-V equation of photovoltaic cells, some parameters that are difficult to obtain are simplified, and the characteristics of photovoltaic cells are analyzed to …
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PV Module Certification | SGS Latvia
Gain effective photovoltaic module testing for performance, durability, safety and compliance with legal regulations; Ensure that your modules comply with a range of international standards including IEC 61215, IEC 61646, IEC 61730-1/2, ISO 9000, ISO 14001
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Advancements in Photovoltaic Cell Materials: Silicon, Organic, …
The evolution of photovoltaic cells is intrinsically linked to advancements in the materials from which they are fabricated. This review paper provides an in-depth analysis of the latest ...
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Power Quality and Reliability Considerations of Photovoltaic ...
Worldwide energy consumption is increasing at a faster pace than energy generation because of enhanced industrialization, growing population and, improved living standards. Using the Distributed Generation (DG) near the end consumers can support the electrical grid stability and enhance the power system quality. The DG is consisting of a small …
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Insight into organic photovoltaic cell: Prospect and challenges
Organic photovoltaic cell (OPC) technology involves organic semiconductor electronics that use small organic molecules or conductive organic polymers to absorb sunlight and generate charge carriers through the photovoltaic effect [70]. OPCs comprise conjugated polymers or small organic semiconductor molecules with high optical absorption coefficients and customizable properties …
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Improvement of Power Quality using Fuzzy Logic …
Improvement of Power Quality using Fuzzy Logic Controller In Grid Connected Photovoltaic Cell Using UPQC. July 2014; International Journal of Power Electronics and Drive Systems (IJPEDS) 5(1) DOI ...
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Riga Photovoltaic Cell Project
The Photovoltaic Cell Based on CIGS: Principles and Technologies. A CdS-free photovoltaic cell, i.e., with a CIGS/ZnO interface, has a negative CBO of −0.2 eV. Thus, by avoiding a negative discontinuity between the CIGS and the ZnO, the buffer layer allows the optimal alignment of the conduction bands. Historically, the buffer layer consists ...
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(PDF) Design and implementation of flyback MPPT …
Maximal energy harvesting of photovoltaic panels is possible only if the load of photovoltaic cell is consuming current that corresponds to the maximal power point for condition combination on a ...
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Improvement of Solar PV Efficiency. Potential Materials for Organic ...
Potential Materials for Organic Photovoltaic Cells Janis Latvels1, Raitis Grzibovskis1, Aivars Vembris1, Dagnija Blumberga2, 1 University of Latvia, 2 Riga Technical University Abstract – Organic photovoltaic (OPV) cells are considered as a viable alternative to those energy sources currently in use. In this work three derivatives of original ...
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Fire protection of photovoltaic installations
Cells in a photovoltaic module can be connected in series, parallel or hybrid. The modules are combined into PV panels, resulting in commercial elements with specific dimensions and power. AC (alternating current) moves alternately in one direction or the other, and its intensity changes over time depending on the frequency.
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Photovoltaic Cells – solar cells, working principle, I/U ...
Photovoltaic cells are semiconductor devices that can generate electrical energy based on energy of light that they absorb.They are also often called solar cells because their primary use is to generate electricity specifically from sunlight, but there are few applications where other light is used; for example, for power over fiber one usually uses laser light.
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Assessing the adoption level of solar PV installations, on district ...
This study addresses a research gap by implementing a novel methodology …
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Pavels SUSKIS | Researcher | Riga Technical University, Riga | RTU ...
Pavels Suskis currently works at the Faculty of Power and Electrical Engineering (FPEE), Riga Technical University. Pavels does research in Industrial Engineering, Electrical Engineering and ...
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