News

Develops green coal for industry

2021-01-19 Researchers at Luleå University of Technology are investigating how the production of fossil-free green coal can be adapted for the steel industry. Demand is high. Green coal produced from forest biomass is crucial for the long-term success of fossil-free steel production.

Great interest in climate tools

2021-01-08 A recently completed analysis at Luleå University of Technology, in order to support municipalities' work to achieve the transport sector's climate goals, has already aroused interest in several places. The research project has been carried out in collaboration with the County Administrative Board o...

Drop-in fuel profitable for the pulp industry

2020-10-13 Researchers at Luleå University of Technology have, in collaboration with, among others, Smurfit Kappa, Europe's largest manufacturer of paper packaging and the pulp mill Södra Cell in Mörrum, investigated the possibility and profitability of producing drop-in fuel from the pulp industry's residual ...

Research with Hybrit technology in focus

2020-10-09 The Hybrit technology can make Sweden the first in the world to deliver fossil-free steel. Luleå University of Technology participates in research on hydrogen-based steel production within Hybrit.

Groundbreaking methods for district heating and district cooling

2020-04-08 In a new project, researchers at Luleå University of Technology will optimize systems for district heating and district cooling by utilizing flexibility in the systems. The project aims to optimize the flexibility in the district energy sector.

New Deputy programme manager of Bio4Energy

2020-04-01 Elisabeth Wetterlund, associate professor of Energy Engineering at Luleå University of Technology, has been appointed new deputy director of the research environment Bio4Energy. Bio4Energy is a Swedish strategic research environment with emphasis on research that uses the forest as raw material for ...

5,5 Million SEK to TreePower for the development of sustainable aviation fuel in Norrbotten

2019-12-13 On December 11, the regional collaboration project TreePower and biojet was granted SEK 5.8 million in support from the European Regional Development Fund, to create the conditions for the production of sustainable aviation fuel in Norrbotten.

Kentaro Umeki, Professor of Energy Engineering

2019-10-28 Kentaro Umeki is driven by curiosity and an interest in technology and the environment. He wants to increase knowledge about how biomass can be used as an energy source to reduce greenhouse gas emissions.

Dissertation in Energy Engineering – Yngve Ögren

14 Jun. 2019 10:00 – 12:30 , E231:

2019-05-13 Improving the efficiency of entrained flow gasifiers by real time in-situ diagnostics and burner design

Students help orphanage in Tanzania with water supply

2019-03-13 20 students at Luleå University of Technology participate in a project in Tanzania via the organization Engineers Without Borders. In July, they will go to the village of Bumilayinga in western Tanzania to build a water reservoir for an orphanage.

Five million granted for research on fossil-free steel production

2018-12-19 Kentaro Umeki, Associate Professor in Energy Engineering, has been granted over five million SEK by the Swedish Energy Agency for a four-year project on sustainable production of metal powder by using biochar. The project will be carried out at Höganäs’ facilities and is part of a research call to r...

Study on water effect on ionic fluids published in highly ranked journal

2018-11-28 An article on how water affects the properties of ionic fluids has been published in the highly rated journal Chemical Society Reviews. One of the researchers behind the article is Xiaoyan Ji, Professor of Energy Engineering at Luleå University of Technology.

New processes make waste a valuable resource

2018-11-28 Formas finances a new project in Energy Engineering with approximately SEK 9 million over three years. The aim is to develop, in cooperation with the waste industry, new methods for treating organic waste, to more efficiently utilize existing plants and make use of resources in the waste.

Supervisor of the year balances structure and freedom

2018-11-14 Kentaro Umeki, Associate Professor in Energy Engineering at Luleå University of Technology, has received the prize from Teknologkåren as best supervisor of postgraduate education in 2018.

Researchers want to test-fly Swedish bio jet fuel 2021

2018-11-14 Luleå University of Technology has been granted funding by the Swedish Energy Agency for a preparatory study, and hopefully, within a few years, they can test to produce bio jet fuel on Swedish forest–based residues - and test-fly it on commercial flights in Sweden. The preliminary study will facili...

More biorefineries will not affect pricing of forest feedstocks

2018-09-18 There is a growing demand for biofuel in Sweden. But more biorefineries, which produce biobased fuels and chemicals, will have only a small effect on the availability and pricing of wood products and feedstocks, according to a new report.

The students presented creative prototypes

2018-06-08 A smart bicycle rack, an optimized seeding tool and a functioning wind turbine. These were some of the exciting prototypes that engineering students had developed in the Sustainable Living project course.

Dissertation in Energy Engineering – Lara Carvalho

28 May. 2018 10:00 – 12:30 , E632:

2018-05-21 Opportunities to broaden biomass feedstocks in thermochemical conversion technologies

Dissertation in Energy Engineering – Daniel Risberg

24 May. 2018 09:00 – 11:30 , E632:

2018-05-03 Analysis of the Thermal Indoor Climate with Computational Fluid Dynamics for Buildings in Sub-arctic Regions

Great engagement for March for Science

2018-04-16 All over the world people stood up for the importance of science in the democratic society this Saturday. In Luleå, the engagement was great for the manifestation March for Science and the panel debate organised by Luleå University of Technology.

Energy Engineering in the media: ”Så gör vi gemensamt flyget grönare”

2018-04-12 Fredrik Granberg at Energy Engineering is one of three writers behind a debate article in the Swedish newspaper Svenska dagbladet, published on April 12, 2018.

E85 cars can drive on biomethanol made from forest industry residues

2018-04-12 An E85 vehicle, a Saab 9-5 BioPower with more than 120 000 km on the meter has been driven more than 10 000 km on a mixture of 56% Swedish-made renewable methanol and gasoline. No changes were made to the engine control system or in any other way, still the engine worked as well as with pure gasolin...

Students examine CO2 emissions for the World Championships in Åre 2019

2018-01-18 Three students at the Master Programme in Sustainable Energy Engineering have quantified carbon dioxide emissions in a project for the Alpine World Ski Championships in Åre, Sweden, in 2019. They have come up with recommendations for how emissions can be reduced.

The goal: a greener aviation fuel

2017-10-09 Researchers at Luleå University of Technology participate in an exploratory study to find the most promising technologies for sustainable production of renewable aviation fuels from forest raw materials. This could reduce aviation's carbon dioxide emissions by up to 80 percent.

Rejected Swedish ethanol on export to Germany

2017-09-27 What led to the rapidly falling interest in ethanol in Sweden around 2012, has been investigated by researcher Åsa Kastensson, Luleå University of Technology

Prize winner who works for a green conversion

2017-09-07 It is possible to produce biofuels in large scale in order to replace fossil fuels. This is what Ingvar Landälv, senior project manager at Luleå University of Technology, says, and he now receives an award for his commitment to bioenergy.

Datacenters heat up greenhouses

2017-06-28 Residual heat from data centers can be reused to heat up greenhouses. The Green Power research project recently presented the pros and cons of using low temperature heat from data centers for greenhouse cultivation.

Biomethanol tested on dragster

2017-06-16 How is it to drive a 1600 horsepower-dragster on renewable methanol? That has been tested by researchers from Luleå University of Technology together with the drag racing-team Heaven or Hell.

The methanol vehicle from Luleå was invited to Gothenburg

2017-05-19 The journey "Luleå-Stockholm with wood in the tank", which was made a year ago by the attentive methanol vehicle from Luleå University of Technology, has now been extended with the route Luleå-Gothenburg. LTU received an invitation to join at the International Conference Advanced Biofuels Conference...

The thesis gave an employment and a prize

2017-04-18 Thule Braheds MSc degree in Sustainable Energy Engineering focused on identifying energy efficiency measures in apartment buildings to meet the EU's 2020 target for near-zero energy (NZE) buildings. The work received a prize by the Swedish Society of HVAC Engineers SWEDVAC, and also led to the emplo...

Multi-million investment in biomass gasification

2017-04-12 The Swedish Energy Agency will provide 78 million for continuing research on gasification technology in the Swedish Gasification Center (SFC), where Luleå University of Technology is principal. The center consists of three independent research nodes led by Chalmers, KTH and Luleå University of Techn...

Optimizes remote heating in Kiruna

2017-02-03 Moving the city of Kiruna engage several researchers at Luleå University of Technology. At Energy Engineering, researchers are studying, among other things, how the new district-heating network should be designed. The results, produced using evolutionary algorithms, become a support for investment a...

Energy model support the government’s long-term climate strategies

2017-01-23 When the government had to select the smartest way towards a carbon neutral Sweden in 2045 they got help from researcher Anna Krook Riekkola at Luleå University of Technology. She has developed the energy system model TIMES-Sweden that shows how limited resources are used cost efficiently to achieve...

Student projects on sustainable energy

2016-12-09 Interesting talks in the field of energy and sustainability were given when final year students at the MSc Programme in Sustainable Energy Engineering presented their projects.

Prestigious award to Luleå researcher

2016-12-01 Kentaro Umeki has been awarded the Gunnar Öquist Fellowship by the Kempe Foundations. Umeki will recieve 3 million SEK for research and 50 000 SEK as a personal prize.

New life for LTU Green Fuels' pilot plant

2016-11-28 LTU Green Fuels, one of the world's most advanced pilot plants for gasification of wood residues and by-products of pulp and paper industry to synthesis gas and green fuels, has been threatened with closure. The division of Energy Science at Luleå University of Technology has decided to contribute ...

Northern lights at Luleå University of Technology

2016-08-24 After only a week as a new student at Luleå University of Technology, Adrian Mellgren and his friends experience the magical northern lights. The northern lights were moving fast, and lit up the sky at the studentwelcome party that was theld outdoors.

Better utilization of biomass benefits the environment

2016-08-09 Biomass is a carbon-neutral resource that can be used to produce energy and fuels. Process integration and optimization in paper mills and sawmills allows biomass from wood to be used more efficiently. This is presented in a new doctoral thesis at Luleå University of Technology.

Sustainable packaging with open web course

2016-07-04 Luleå University of Technology is involved in an Erasmus+ project to develop an Internet-based course that will be about minimizing the environmental impact of packaging in the food sector.

New technology to recycle phosphorus

2016-06-30 Luleå University of Technology, Umeå University, Sandviken Energi and the international company Andritz will in a joint consortium work towards a technical solution to recycle phosphorus from sewage sludge.

A smorgasbord of engineering solutions

2016-05-31 Engineering students in the fields of energy, mechanical engineering, materials, automotive systems and tribology reached the end of their education when they presented their theses on Friday.

Speedwaymotorcykles are testing LTU methanol

2016-05-11 Eskilstuna Smederna will be the first in the world to run speedway motorcycles on Swedish-made renewable methanol. Luleå University of Technology´s pilot plant is the only one in the world that produces methanol from forest residues - and it is the fuel that Eskilstuna Smederna will test to run. The...

Lulea-Stockholm with woods in the tank

2016-05-04 For the first time ever in the world, an E85-adapted car will be tested on a mix of petrol and renewable methanol made in Sweden. The methanol is produced from forest industry residues at the Luleå University of Technology pilot plant. The journey will start at Luleå and end in Stockholm and the ex...

Data center next to the university ready for research

2016-04-08 Today, the first section of the world's first open data center for experimental research and innovation, SICS ICE, was inaugurated. The data center is an initiative of SICS North Swedish ICT and Luleå University of Technology.

Energy Engineering in the media: "Energetic students create smart"

2016-03-31 The newspaper Piteå-Tidningen writes about education and research in Energy Engineering at Luleå University of Technology.

Joint workshop with HVI-GasTech

2016-03-21 In March 2016, SFC and LTU Green Fuels organized a joint workshop with HVI-GasTech, the German equivalent of SFC.

Best poster presentation at tcbiomass 2015

2016-03-18 Yawer Jafri, doctoral student in Energy Engineering received prize as third best poster presentation at the international conference tcbiomass 2015 in Chicago.

Smart solutions for a sustainable world

2016-03-14 This year's edition of the project course Sustainable Living had ten smart solutions with sustainability as its theme. The aspiring civil engineers showed great creativity combined with technical expertise.

Datacenter warms greenhouse cultivation

2016-03-04 Mushrooms grown in greenhouses heated by using waste heat from data centers. That can become a reality when researchers at Luleå University of Technology take on the project Green Power.

SFC Program Conference 2016

2016-02-15 The Swedish Gasification Centre (SFC) held its annual program conference in Gothenburg February 1 to 4, for the fifth time. Keynote speakers were Åsa Burman, CIT Lighthouse, and Professor Hermann Hofbauer, TU Vienna.

New process provides renewable fuel

2015-12-16 Luleå University of Technology is the first in the world to produce renewable fuels from pyrolysis bio-oil in its facility LTU Green Fuels. Pyrolysis bio-oil is produced by rapidly heating the forest residues in an oxygen-free environment and then rapidly cooling the products formed. By co-gasificat...

Sustainable solutions by future energy engineers

2015-12-11 HET-dagen, which is about smart energy solutions for the future, was packed with interesting student projects, presentations by company representatives and researchers, poster sessions, and a closing dinner.

Area of Excellence in Renewable Energy

11 Dec. 2015 13:00 – 15:30 , C305, LTU:

2015-11-05 This meeting includes all renewable energy researchers at LTU that is organized by the Area of Excellence in Renewable Energy.

Biomethanol gift from LTU Green Fuels

2015-09-07 The university gasification plant LTU Green Fuels in Piteå has symbolically delivered a liter of bio-methanol in connection to OK Denmarks inauguration of Europe's first filling station for methanol. The opening ceremony recently took place in Danish Aalborg. In connection to that a seminar was hel...

Takes place in a European expert group

2015-07-30 The EU Commission has just initiated an expert group on alternative fuels, Sustainable Transport Forum (STF). To the group Ingvar Landälv, senior project manager at Luleå University of Technology, has been elected. STF's mission is to accelerate the transition from today's almost 100% dependent on o...

Green car traffic - mission for the forest industry

2015-07-09 Swedish vehicular traffic can be independent of fossil fuels in 2030 when 8-15 forest industry companies integrate biofuel production in its existing facilities, it says researcher Elisabeth Wetterlund, Luleå University.

First time green fuels to the industry

2015-06-08 For the first time in the world has a renewable product, green renewable dimethyl ether BioDME, come to industrial use through involvement with LPG. BioDME produced at LTU Green Fuels in Piteå owned by Luleå University of Technology. The mixture is distributed with the help of partner FLOGAS Sweden ...

Studies barriers to biofuels

2015-06-03 The renewable fuel ethanol, E85, was a success when it was introduced in Sweden around 2005. A few years later ethanol was questioned by journalists, customers and politicians. In a new project, the crash landing for E85 will be studied in order to see what is preventing the use of biofuels.

"To start PhD studies is the best decision I have made"

2015-05-25 Mattias Vesterlund is a doctoral student at the research subject Energy Engineering at Luleå University of Technology. His research is part of the Kiruna city move where he looks at how the city's district heating network looks today and how it should be built in a smart way to provide the new town ...

Sustainable products in the course Sustainable Living

2015-03-25 Energy-saving products for a sustainable society. This is the theme of the project course Sustainable Living where engineering students at the programs Sustainable Energy Engineering and Mechanical Engineering presented their creative solutions.

Symposium: Challenges and Opportunities for Sustainable Energy in the coming 100 years

19 Mar. 2015 08:00 – 17:00 , D770, Luleå University of Technology:

2015-03-10 March 19th, 2015
Luleå University of Technology, Sweden

Green iron production with biogas from forest

2015-02-13 Biogas made of residues from the forest can replace coal in iron and steel production. Researchers from Luleå University of collaborates with LKAB and large Swedish forest companies to develop processes to produce 'green' iron.

Million prize to researchers developing Norrbotten

2015-02-11 The Norrbotten Research Council recently awarded a prize to three researchers who will contribute to the development of Norrbotten. The researchers Marcus Björling, Kentaro Umeki and Damiano Varagnolo at Luleå University of Technology will each receive one million SEK per year for a maximum of three...

SFC's program conference 2015

2015-02-06 The 2015 Program Conference for the Swedish Gasification Centre (SFC) was held on 2-4 February at Kulturens Hus in Luleå. The conference offered many interesting presentations and discussions within the area of gasification.

Energetic HET-day

2014-12-12 The MSc Programme in Sustainable Energy Engineering held its annual HET-day with inspiring presentations from both students and business representatives.

Committed teachers praised

2014-11-11 At the academic celebration Ulrika Bergmark, Associate Professor of Education, and Erik Elfgren, Senior Lecturer of energy technology, were awarded for their educational efforts.
– I feel happy about recieving the price, but even happier to have the privilege to teach subjects that I love to studen...

Dual Award Doctoral Programme with Nanjing Tech

2014-04-17 Headmaster Johan Sterte recently signed a Dual Award Doctoral Programme (PhD student exchange) between Luleå University of Technology (LTU) and Chinese Nanjing Tech University.

More biomass with efficient sawmills

2014-04-01 The biomass produced in sawmills, in the form of sawdust, bark and wood chips, has become an important resource in the transition to renewable energy. A new thesis at Luleå University of Technology presents techniques to reduce the use of biomass in the process industry.

Spectacular innovations in project course

2014-03-20 A 3D printer for snow and an electric trolley. This years project course Sustainable Living, which is part of the Master Programmes in Sustainable Energy Engineering and Mechanical Engineering, included very exciting innovations.

Smart energy solutions at Forest Hotel

2014-03-05 In the final year at the Master Programme in Sustainable Energy Engineering, students work with a large project. One group took on the task to make the heating and ventilation system more effective at the Forest Hotel in Tärendö.

System analysis important in the transition to renewable energy

2014-02-21 Researchers Anna Krook-Riekkola and Elisabeth Wetterlund at Luleå University of Technology will in a new project investigate the possibilities for increased use of biomass in the Swedish district heating networks.

LTU in the EU Platform for Biofuels

2014-02-17 Biofuel research at Luleå University of Technology (LTU) and the university’s facility LTU Green Fuels are a unique in Europe and the world. They are also a contributing factor to that biofuels seems to gain support both nationally and in the EU, partly thanks to work within the EU's biofuels platfo...

Theses with energy in focus

2014-02-14 A newly built nursery with modern technology and a horse riding center with high energy consumption. The conditions were quite different when two theses on the topic of energy usage and energy efficiency were presented.

Premiere for HET Programme Day

2013-12-19 In the coming spring, the first class of students graduates from the the Master of Science program in Sustainable Energy Engineering. In conjunction with their final course presentations, an full day programme event, HET-dagen, was held.

Research on Biofuels secured

2013-12-13 Efforts to develop renewable fuels through research at Luleå University of Technology (LTU) is secured with a new decision by the Swedish Energy Agency. The decision means funding for at least 2.5 years of extensive research programs at the university and the operation of the university's own gasifi...

The Crown Princess visited LTU Green Fuels

2013-11-27 On November 13, HRH Crown Princess Victoria visited LTU Green Fuels in Piteå. The reason for the visit, on the initiative of the Crown Princess herself, comes from her passion for environmental and energy issues. The king's interest for the plant have perhaps also contributed to the interest by the...

Humor is important for the best teacher of 2013

2013-11-19 Erik Elfgren, senior lecturer in physics and energy engineering at LTU, received the best teacher award 2013 by Teknologkåren. Erik's teaching style is characterized by dedication and humor, while he also provides students with detailed feedback after the exam.

Scientists in energy science is praised

2013-11-08 Marcus Öhman, Professor of Energy Science at Luleå University of Technology, is awarded Nordea Scientific price 2013. He receives the prize among other things because that he rapidly built up the subject of Energy into a major national hub for research on the subject. Research that contributes to gr...

Large industries key to white fuels

2013-10-31 If the politicians create the right conditions, Sweden can become a pioneer in the production of the next generation biofuels. That is what Joakim Lundgren, Associate professor in Energy Engineering at LTU, believes. According to him, the next generation of advanced biofuels can be produced in symbi...

Royal gloss over Luleå University of Technology

2013-08-19 King celebrates 40 years on the throne of Sweden by traveling throughout the country and visit all the counties. On Friday, it was Norrbotten turn and Luleå University of Technology was on the royal couple's wish list of places to visit.

Researchers affect important environmental decision

2013-07-31 One-third of today s fossil gasoline and diesel use in Sweden could be replaced with biofuels. This is according to a new report submitted by Swedish researchers to an official government investigation on how to wean the Swedish transport sector of fossil fuels by 2050.

LTU participates in biogas project with China

2013-07-15 An ongoing Vinnova project between Sweden and China aims to take the biogas production to the next level. The project concerns the development of biogas technology in both countries, but also contribute to an environmentally friendly solution to China's waste problem.

Competition with air motors

2013-07-15 In the course energy efficiency of mechanical systems, students at the Master programme in Sustainable Energy Engineering compete with compressed air motors. It is about getting the most power from the engine and go the longest distance.

Safer investments in biofuel

2013-05-28 A new way to figure out where it is most profitable to invest in facilities for the production of biofuels will help biofuel producers, politicians and others to make Sweden fossil fuel independence.

Aims for innovative research of international excellence

2013-05-15 Rikard Gebart is the scientific leader of Renewable energy, one of LTU's areas of excellence in research and innovation. He wants to further develop research where LTU should be strong and can make a difference and to allow scientists to try untested ideas. This will hopefully attract research fundi...

A submarine awakened Jenny's interest in technology

2013-03-08 As a submarine officer Jenny Nordström from Luleå became interested in the sophisticated technology found in submarines. The interest grew and eventually she decided to change track by reading the Master Programme in Sustainable Energy Engineering at Luleå University of Technology. Now she works as ...

Students presented live projects in sustainable energy engineering

2013-02-11 The main course in sustainable energy engineering is a popular project course in which students work on live projects. This final presentation for example included energy efficiency of a solar cooling system and design of a large-scale facility for the production of green fuels.

New technology purifies gas from carbon dioxide

2012-12-31 Constantly increasing carbon dioxide emission is the greatest threat to our environment. With new efficient processes ionic liquids are used to capture and separation of carbon dioxide from fossil fuel burning plants and to clean synthesis gas, biogas, etc. Professor Ji Xiaoyan at LTU focus on proce...

Major investment in renewable energy

2012-12-27 First half of 2013 will be the foundation for a major initiative of the Luleå University of Technology (LTU) in renewable energy supported by funding from the Swedish Energy Agency. Phase 2 is scheduled for another 2.5 years and efforts are broad research on "green fuels". With this as the basic pla...

Showcasing the Swedish Model at the UN Climate Change Conference

2012-12-07 In Qatar, the UN climate conference is underway, where environment ministers from around the world discuss commitments to reduce emissions of temperature-raising greenhouse gases. There, Sweden's three strategic research environments in sustainable energy will present the Swedish Model, something th...

Three technical research projects received funds

2012-12-03 Researchers at the Department of Engineering Sciences and Mathematics were successful in the Swedish Research Council's call for research grants for 2012.

Examine new electronics that can damage networks

2012-11-08 New electronics that are expected to save energy and reduce emissions of carbon dioxide can also cause damage and shorten the life of appliances connected to the electricity grid. That counteracts the national environmental objectives. A new research project at Luleå University of Technology, which ...

Shells from rice becomes electricity in Vietnam

2012-04-20 In An Giang Province, Vietnam produced 2.4 million tonnes of rice annually. Remaining after processing is 700 000 tonnes of shells previously fired or dumped in the Mekong River. With the help of LTU, and Assistant Professor Kentaro Umeki, the shells become an asset as important raw material in prod...

Students made heating systems for developing countries

2012-04-04 Good ideas and technical expertise has resulted in a solution for house-heating in developing countries. Students at Luleå University of Technology, participating in a project course called "Sustainable Living", has developed a self-circulating system that generates and retains heat, which interests...

Synthesis gas for fuel – directly from forest residues

2012-04-03 Forest residues such as stumps, bark and twigs are now proving of great benefit in a new test facility for the production of high-quality synthesis gas intended for transport fuels. The results which are unique in Scandinavia, are based on close cooperation between Luleå University of Technology, t...

Synthesis gas for fuel – directly from forest residues

2012-04-02 Forest residues such as stumps, bark and twigs are now proving of great benefit in a new test facility for the production of high-quality synthesis gas intended for transport fuels. The results which are unique in Scandinavia, are based on close cooperation between Luleå University of Technology, th...

Mini Courses TVM 2012

2012-03-30

New research on electric grid which is loaded by technical gadgets

2012-03-05 Noise in the radio, flickering TV screens and that electrical devices can have shortened life expectancy are examples of disturbances in the electricity network due to new electronic products charged to the net. Researchers at Luleå University of Technology, in cooperation with the Swedish Energy Ag...

Students help LKAB open new mine

2012-03-01 In a project course at Luleå University of Technology, a group of LTU students helped LKAB to provide important input to the corporate design of a new mine in Mertainen southeast of Kiruna. The students have developed an interactive tool where input values ​​can be changed giving LKAB up to date inf...

Simulation facilitates large-scale production of biofuels

2011-06-30

Published:31 October 2013
Updated: 23 December 2020
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