In 2020, consumption of renewable energy in the United States grew for the fifth year in a row, reaching a record high of 11.6 quadrillion British thermal units (Btu), or 12% of total U.S. energy consumption. Renewable energy was the only source of U.S. energy consumption that increased in 2020 from 2019; fossil fuel and nuclear
READ MORERE system optimization. Optimum penetration of various renewable energy systems is a topic frequently discussed and studied by many researchers and energy planners around the world. Under high penetration levels of renewable energy deployment and existing grid-operation procedures and rules, the system is likely to face
READ MOREThe aim is to increase the share of renewable energy penetration on islands. The method is applied to the island of Gran Canaria (Spain), considering the entire energy system of the island. Several smart renewable energy strategies are proposed following a cross-sectoral approach between the electricity, heating/cooling, desalination,
READ MOREpart of the JES Focus Issue on Electrolysis for Increased Renewable Energy Penetration. Today represents a particularly exciting time, as our planet''s energy system is undergoing major changes due to dramatically decreasing renewable energy prices and increasing societal concerns over greenhouse gas emissions, criteria
READ MORENowadays, energy storage systems are being widely utilized in power systems. These technologies are utilized and introduced for dynamic balancing of sources and loads, coping with the intermittency of renewable energy resources, facilitating grid integration for distributed generators, managing peak demands and, obviously, making
READ MOREIt is therefore obvious that the subject of renewable energy integration to existing power grid has gained considerable attention globally 3 – 9. The extent to which clean and renewable energy integration can be achieved has been a subject of debate, particularly as it relates to whether 100% renewable energy penetration can be
READ MOREAccording to the International Renewable Energy Agency (IRENA), Cuba had 258 MW of installed solar power by the end of 2022.
READ MOREDue to the high share of intermittent renewable energy sources, traditional generators will experience excessive cycling in 2040. The average weighted short-run marginal cost in 2040 is projected to be 7.8 USD/MWh, compared to 18.37 USD/MWh in 2020, due to the low operating costs of renewable energy plants and their high
READ MOREThe pandemic has accentuated Cuba''s need to diversify and move from oil-generated energy to renewable sources of energy (RES). RES with large potential on the island
READ MOREIn this interactive chart, we see the share of primary energy consumption that came from renewable technologies – the combination of hydropower, solar, wind, geothermal, wave, tidal, and modern biofuels. Traditional biomass – which can be an important energy source in lower-income settings is not included.
READ MOREThe policies implemented to enable and accelerate the energy transition have impacted most sectors of the EU economies, directly or indirectly. The present study focuses on the impact of the increasing penetration of renewable energy sources (RES) in the energy mix as well as the energy market deregulation on the retail electricity prices for households.
READ MORERenewable energy technologies are expected to take the leading role in the forthcoming energy generation portfolio in order to achieve sustainable energy generation. The major constraints for increasing penetration of renewable energy sources is their availability and intermittency, which can be addressed through energy storage when
READ MORE1. Introduction. Nowadays, electricity is one of the most widely used forms of energy for sustaining nearly all human activities and is responsible for a large portion of greenhouse gas emissions [1].Although the effort to increase the share of renewable energy sources (RES) in energy markets, fossil fuels still provided 62 % of the world''s
READ MOREenergy shift in Cuba, contribute to the relevant experience about renewable energy sources, and offer encouragement for the plan to increase their contribution. The analysis leads to
READ MOREPumped storage is generally viewed as the most promising technology to increase renewable energy source (RES) penetration levels in power systems and particularly in small autonomous island grids, where technical limitations are imposed by the conventional generating
READ MORERecent shifts in law and policy create new and promising opportunities and indicate a desire on the part of Cuba''s policymakers to transition to a cleaner, more climate resilient
READ MOREMario Alberto Arrastía-Avila, Lisa M. Glidden, Cuba''s Energy Revolution and 2030 Policy Goals: More Penetration of Renewable Energy in Electricity Generation, International Journal of Cuban Studies, Vol. 9, No. 1 (Spring 2017), pp. 73-90.
READ MOREBased on the country''s plan for 2030, it is expected that the renewables will contribute with 24% to the energy mix, 6% from wind, 3% from solar PV, 14% from biomass, and 1% from hydropower. In 3 years, from 2014 to 2017, the electricity from renewables increased from 1% to 4%.
READ MORERenewable energy-based generators are constantly being deployed to future grids. It is expected that their share in overall generation will increase in the future. These novel devices have unknown characteristics and cause novel issues in power system operation. Traditional distribution networks have been operated as passive networks. These
READ MORESince 2014 Cuba has had a Policy for the Development of Renewable Energy Sources and their Efficient Use, and in 2019, Decree Law 345 established
READ MOREThe government aims to increase renewable sources to sustain more than 30% of electricity generation by 2030, considered a matter of national security. Such a
READ MOREBesides, if energy price stays at very low values for long times, the existing generation facilities, either renewable or not, might become less and less cost effective thus reducing the interest of the operators in investing their funds in new renewable projects. An increased flexibility option in this framework even by adding new value to
READ MOREElectricity prices in California rose more than 5 times more than in the rest of the U.S. over 2011-2017 as increased renewable energy penetration caused price inflation as shown in Graph 6. The average electricity price increase for California during this period was 3.60%, while the average price increase for the remaining 49 states was
READ MOREThe reduction of energy dependence in Cuba entails more intensive exploitation of local renewable energy resources: biomass, wind, or solar radiation.
READ MOREPreface—JES Focus Issue on Electrolysis for Increased Renewable Energy Penetration B. Pivovar,a,∗,z M. Carmo,b K. Ayers,c,∗ X. Zhang,d and J. O''Briene aNational Renewable Energy Laboratory, Hydrogen Technologies and Systems Center, Golden, Colorado 80401, USA bForschungzentrum Julich, IEK3, J¨ulich, NRW 52428, Germany
READ MOREThis paper presents a QV-based approach called Critical Voltage-Reactive Power Ratio (CVQR) index to assess the voltage instability tendencies of power system
READ MOREControl strategies are designed to charge the thermal storage system when renewable resources are available and discharge storage to meet building cooling loads during periods with low or no renewable energy resource. One optimization target is the fraction of the chiller energy consumption met by renewable power.
READ MOREEntrance of intermittent renewable power energy sources has brought in benefits mainly associated with emission reduction to help the climate change cause and reduce pollution. However, entrance of renewable generation sources, mainly wind and solar generation that are intermittent energy sources by nature has not come without its
READ MOREIncreased renewable energy integration with electrical grids is limited by the grid capacity and load profile variation. High-level penetration of renewable energy sources into grid utility: challenges and solutions. IEEE Access, 8 (2020), pp. 190277-190299, 10.1109/ACCESS.2020.3031481. Google Scholar [3]
READ MOREThursday, October 14, 2021. Inter Press Service. HAVANA, Oct 14 (IPS) - With aging infrastructure and problems with fuel supplies, Cuba is facing a crisis in its electric power generation system, which could accelerate plans to increase the share of renewable sources in the energy mix. In recent weeks, blackouts have been widespread in the 15
READ MORESince 2002, the penetration of non-hydro renewables in supply have increased from only 2 percent to 22 percent in 2012. The bulk of generation from new renewables, as in Portugal, is from wind energy. In 2011, wind energy contributed more than 15 percent of supply; solar more than 3 percent; and biomass nearly 2 percent.
READ MOREInstalled renewable energy (including large-scale hydro) capacity increased from 76.37 GW in March 2014 to 159.95 GW in May 2022, which is a rise of 109.4% [3].As of January 31, 2021, the country''s cumulative installed capacity increased by 1396.97, making the aggregate count to 92.54 GW. India''s power generation potential
READ MORE