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Wyszukujesz frazę "emission CO2" wg kryterium: Temat


Tytuł:
Increasing reduction of CO2 emission in hybrid vehicles
Autorzy:
Łukasik, Z.
Kozyra, J.
Kuśmińska-Fijałkowska, A.
Powiązania:
https://bibliotekanauki.pl/articles/374984.pdf
Data publikacji:
2017
Wydawca:
Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
Tematy:
emission CO2
energy efficiency
hybrid vehicle
emisja CO2
efektywność energetyczna
pojazd hybrydowy
Opis:
This article concerns the issue of reduction of CO2 emission in hybrid vehicles. External lighting through LED technology was applied to show additional CO2 savings in these vehicles. The authors propose for hybrid vehicles of M1 category: conditions of testing external lights, research equipment with measuring system and measuring method in order to determine energy savings obtained by application of external LED light. It enables to calculate saving of CO2 emission and estimate potential energy and ecological benefits. Computational formulas of CO2 emission savings and calculated fuel consumption and percentage reduction of CO2 proposed by the authors were used as a confirmation. Average worktime of lighting and three configurations of sources of lighting of hybrid vehicles were used in the analysis: halogen bulb/bulb, xenon/LED lamp and full electroluminescent external lighting.
Źródło:
Transport Problems; 2017, T. 12, z. spec.; 87-94
1896-0596
2300-861X
Pojawia się w:
Transport Problems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Use of emission indicators related to CO2 emissions in the ecological assessment of an agricultural tractor
Autorzy:
Rymaniak, Łukasz
Merkisz, Jerzy
Szymlet, Natalia
Kamińska, Michalina
Weymann, Sylwester
Powiązania:
https://bibliotekanauki.pl/articles/2038051.pdf
Data publikacji:
2021
Wydawca:
Polska Akademia Nauk. Polskie Naukowo-Techniczne Towarzystwo Eksploatacyjne PAN
Tematy:
agricultural machinery
emission of CO2
emission indicators
PEMS
RDE
Opis:
The paper presents the proposed proprietary M exhaust emission indicator, which is based on the assumption that CO2 emissions are a measure of the correctness of the combustion process. The measurements were performed using a farm tractor meeting the Tier 3 emission norm, operated in real conditions during plowing work. The tests were carried out for a given land section at three speeds In the analysis of test results, the net engine work was used, as it is carried out in the type approval procedures. When measuring in real operating conditions, the torque read from the OBD system is overstated because it takes into account the engine’s internal resistance. In the analysis of test results, the fuel consumption, emission indicators of gaseous compounds and particulates were determined, and the best conditions for conducting agricultural works were indicated in terms of their impact on the natural environment. The aim of the work is to verify the possibility of determining the emission index for an off-road vehicle and a comparative analysis of its values for various operating parameters of a farm tractor. On this basis, it was found that the lowest values of the M identity were recorded for the test characterized by a vehicle speed of 15 km/h.
Źródło:
Eksploatacja i Niezawodność; 2021, 23, 4; 605-611
1507-2711
Pojawia się w:
Eksploatacja i Niezawodność
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Modelling of CO2 Emissions in Driving Tests on the Example of a Compression Ignition Engine Powered by Biofuels
Autorzy:
Tucki, Karol
Mruk, Remigiusz
Botwińska, Katarzyna
Mieszkalski, Leszek
Kulpa, Leszek
Gruz, Łukasz
Wiszowata, Katarzyna
Powiązania:
https://bibliotekanauki.pl/articles/2069935.pdf
Data publikacji:
2021
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
engine
CO2 emission
CADC
Opis:
Climate change, environmental degradation and the introduction of increasingly restrictive legal regulations mean that the automotive industry is facing tremendous challenges. The paper presents a computer tool that uses the results of tests carried out on a chassis dynamometer for a Fiat Panda 1.3 Multijet, to simulate driving tests. As a result of the work of a computer tool, the impact on CO2 emissions was analysed in the context of CADC - Artemis (Common Artemis Driving Cycles) road tests for the following fuels: diesel oil, FAME (Fatty Acid Methyl Esters), rapeseed oil and butanol. Mass consumption of fuels and CO2 emissions were analysed in driving tests for the vehicle in question. The highest mass consumption of fuel and carbon dioxide emissions occurred in the case of FAME (respectively 2.283 kg and 6.524 kg).
Źródło:
Rocznik Ochrona Środowiska; 2021, 23; 744--763
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Technologie bezwykopowe pomagają zmniejszyć emisję CO2
Autorzy:
Kuliczkowska, E.
Kuliczkowski, J.
Powiązania:
https://bibliotekanauki.pl/articles/364493.pdf
Data publikacji:
2011
Wydawca:
Nowoczesne Budownictwo Inżynieryjne
Tematy:
emisja CO2
redukcja
technologie bezwykopowe
emission of CO2
reduction
trenchless technology
Opis:
W ostatnich latach coraz większą wagę przywiązuje się do redukcji emisji CO2 do atmosfery. Do znaczącego zmniejszenia emisji tego gazu może doprowadzić stosowanie - zamiast tradycyjnych technologii wykopowych - technologii bezwykopowych, zarówno przy budowie, jak i odnowie przewodów infrastruktury podziemnej.
Źródło:
Nowoczesne Budownictwo Inżynieryjne; 2011, 1; 68-70
1734-6681
Pojawia się w:
Nowoczesne Budownictwo Inżynieryjne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Relation between CO2 emissions and crude oil combustion in Iraq
Autorzy:
Hassan, Ahmed S.
Azeez, Hasan M.
Powiązania:
https://bibliotekanauki.pl/articles/35540085.pdf
Data publikacji:
2021
Wydawca:
Szkoła Główna Gospodarstwa Wiejskiego w Warszawie. Wydawnictwo Szkoły Głównej Gospodarstwa Wiejskiego w Warszawie
Tematy:
CO2 emission
crude oil
CO2 concentration
Iraq
Opis:
Fossil fuel is the main source for CO2 emissions that causes global warming. This fact is the starting point for this paper, that consider on three different sources of data: crude oil used to calculate CO2 emissions for Iraq for the period from 1980 to 2018; annual data of total CO2 emissions available from the Carbon Dioxide Information Analysis Center (CDIAC) for Iraq and the world for the period from 1980 to 2014; and CO2 concentrations for Iraq for the period from 2002 to 2006 and for the world for the period from 1980 to 2018. The result is a multifaceted according to the dataset sources. Carbon dioxide emissions calculated from Iraqi crude oil was increased from 1.29 Mt in 2012 to 1.97 Mt in 2018. The world and Iraq CO2 emissions with different slop of average line that was 0.5 for world, 0.003 for Iraq, while increased exponential function from 2008 to 2014 to reach 36 and 0.17 Mt, respectively. The highest value of Iraqi CO2 concentration was 403 ppm in 2016, while the global CO2 concentrations slowly increased with slop line equal to 1.75 ppm per year, from minimum value of 338.6 ppm was in 1980, while maximum value of 407.05 ppm was in 2018, that’s mean no decreased in CO2 concentration unless emissions addressed.
Źródło:
Scientific Review Engineering and Environmental Sciences; 2021, 30, 3; 379-387
1732-9353
Pojawia się w:
Scientific Review Engineering and Environmental Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Butanol/biobutanol as a component of an aviation and diesel fuel
Autorzy:
Dzięgielewski, W.
Gawron, W.
Kaźmierczak, U.
Kulczycki, A.
Powiązania:
https://bibliotekanauki.pl/articles/247384.pdf
Data publikacji:
2014
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
aviation
diesel fuels
biocomponents
CO2 emission
Opis:
This paper describes the analysis and conclusions regarding the use of butanol/biobutanol as a component of conventional mineral fuels employed in different areas of transportation. Butanol from biomass - biobutanol is interesting as biocomponent of gasoline, diesel fuel as well as aviation fuels. This is especially important in case of air transport, which is the carbon dioxide emission source of the fastest growth. Biobutanol is tested as biocomponent of gasoline, including aviation ones, but there are no information about biobutanol added to mineral Jet fuel as well as diesel fuel. Direction of research conducted by leading aviation companies indicates that hydrocarbon biocomponent will be main biofuel used as aviation turbine fuel. One of reported technology is focused on use of butane-1-ol as semi-finished products for isoparaffinic hydrocarbons generation that then would be used for aviation turbine fuels production. In order to do such analysis the preliminary lab testing of blends of butanol isomers with aviation fuel Jet A-1 and diesel fuel were performed. The paper contains the results of standard tests for blends of mineral fuels with butane-1-ol and butane-2-ol added in concentration of 0-20 %(V/V). Both the advantages and disadvantages regarding the use of such component of mineral fuels are presented. Butanol decreases value of flash point and significantly influence on conductivity of Jet fuel. In case of aviation fuel for turbine engines, and diesel fuel, the restrictions regarding direct use of butanol are important. However, butanol can be treated as semi-finished material for synthesizing of biohydrocarbons used in above applications.
Źródło:
Journal of KONES; 2014, 21, 2; 69-75
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Ocena proekologicznej metody ograniczenia emisji CO2 w powietrzu usuwanym z kurnika
Assessment of the environment-friendly method of limiting emission of CO2 in air removed from the henhouse
Autorzy:
Sobczak, J.
Marek, P.
Chmielowski, A.
Rakowski, A.
Powiązania:
https://bibliotekanauki.pl/articles/336156.pdf
Data publikacji:
2011
Wydawca:
Sieć Badawcza Łukasiewicz - Przemysłowy Instytut Maszyn Rolniczych
Tematy:
ocena
ograniczenie emisji CO2
powietrze
kurnik
assessment
limiting emission of CO2
air
henhouse
Opis:
Celem podjętych badań było określenie skuteczności fitoremediacji jako proekologicznej metody ograniczania poziomu dwutlenku węgla w powietrzu usuwanym z kurnika. Badania prowadzono w obiekcie doświadczalnym złożonym ze stanowiska z kurami nieśnymi i szklarni, zbudowanej nad kurnikiem, przez którą przepływało powietrze usuwane z pomieszczenia z ptakami. Badania porównawcze wykonano w 3 kolejnych miesiącach ze względu na zmieniające się warunki pogodowe. Analiza wstępnych wyników wykazała średnią redukcję CO2 o 10% w powietrzu po przejściu między roślinami, co pozwala rozważać metodę fitoremediacji jako proekologiczną alternatywę w oczyszczaniu powietrza usuwanego z budynków inwentarskich.
The aim of undertaken examinations was to determine the effectiveness phytoremediation as the environment-friendly method of limiting ammonia in air removed from the henhouse. There were carrying out tests in the research facility consisting of the henhouse with broody chickens and the greenhouse built above the henhouse through which came polluted air. The benchmarking was carried out in 3 consecutive months for reason of changing weather conditions. Analysis of preliminary results demonstrated the average reduction of CO2 of about 10 % in air along the passage between plants what allows to consider the method of phytoremediation as the environmental alternative in purifying air removed from henhouses.
Źródło:
Journal of Research and Applications in Agricultural Engineering; 2011, 56, 2; 131-135
1642-686X
2719-423X
Pojawia się w:
Journal of Research and Applications in Agricultural Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Sekwestracja $CO_2$ w Polsce nie ma sensu?!
$CO_2$ sequestration in Poland does not make sense?!
Autorzy:
Such, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/1833986.pdf
Data publikacji:
2020
Wydawca:
Instytut Nafty i Gazu - Państwowy Instytut Badawczy
Tematy:
sekwestracja
emisja CO2
koszty
horyzont czasowy
sequestration
emission of CO2
costs
time horizon
Opis:
The main goal of European Green Deal is for all EU member states to become climate-neutral by 2050. One option is CO2 sequestration. It means underground CO2 storage in geological structures. Theoretically, such sequestration could lower CO2 emissions by about 20%. This process has also, however, a number of disadvantages, such as high costs and restricted volume of appropriate geological objects. Sequestration processes can be divided into three groups: sequestration in depleted hydrocarbon deposits, sequestration in aquifers and sequestration coupled with EOR and geothermal energy capture. To sequestrate a significant part of emitted CO2, it is necessary to separate CO2 in power plants, to adapt appropriate geological objects, to investigate such objects and to build infrastructure and pipelines. What elements affect the cost of sequestration? First of all, separation of CO2 requiring large amount of energy (about 10% of energy produced in power plant). Next, gas must be compressed and rendered to supercritical/liquid phase. In the case of depleted hydrocarbon reservoirs, we know that the structure is tight and there is an infrastructure on the surface. When it comes to aquifers, it is necessary to carry out a full set of investigations, drill holes and build an infrastructure. If Poland wants to fulfill all tasks of Green Deal, huge investments are needed. The cost analysis should take into account such elements as the length of pipelines to be constructed and existing power grids. Any probable sequestration must be correlated with hydrogen projects. RES cannot work alone because they are not able to provide a constant supply of energy. It can be achieved with energy mix. Such a mix should be based on nuclear plants built in place of the greatest coal plants, which will make it possible to use the existing power grids. RES coupled with hydrogen economy should result in the second largest contribution to energy mix. All coal power plants must be modernized. Hybridization must be taken into account here (biomass or steam and gas power plants). This should reduce their emissions by about 30–40%. The share of sequestration will be very small and associated with geothermal energy.
Źródło:
Nafta-Gaz; 2020, 76, 12; 913--918
0867-8871
Pojawia się w:
Nafta-Gaz
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The profitability of disposing of vehicles fulfilling the older euro standards in terms of CO2 emission
Autorzy:
Menes, Maciej
Wiśniowski, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/243693.pdf
Data publikacji:
2019
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
CO2 emission
exhaust gasses
cars
engines
Opis:
The automotive market is developing very dynamically. In recent years, we can observe activities of automotive concerns in the production of new models of electric, hybrid and hydrogen vehicles, and conventional cars are supplied with increasingly economical and low-emission engines. There are also increasingly stringent standards related to exhaust emissions from the exhaust system. From September 1, 2018, passenger cars have to comply with the Euro 6d-Temp emission standard and be homologated according to the WLTP test procedure including the WLTC driving cycle and emission measurements in road traffic conditions. The exhaust components measured during the test, such as carbon oxides, nitrogen oxides or hydrocarbons, are toxic to living organisms. However, it seems that the most important issue in the long term may be the value of carbon dioxide emissions, the excess of which poses an ecological threat to the entire planet. The production of new vehicles equipped with modern complicated combustion engines, batteries, fuel cells and electronic devices is associated with a very high emission of this greenhouse gas The authors of the following article, based on their own research, sought to estimate the ecological profitability of replacing a used passenger car meeting the Euro-4 emissions standard for a new vehicle bearing in mind the value of carbon dioxide emissions during vehicle production. The analysis was to indicate how intensive the annual operation of the vehicle should be to make it profitable to recycle and replace it with a modern car with lower emissions considering the global sum of carbon dioxide emissions.
Źródło:
Journal of KONES; 2019, 26, 1; 89-94
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Comparative Analysis of Approval Driving Tests in the Context of Carbon Dioxide Emissions on the Example of Selected Passenger Cars
Analiza porównawcza homologacyjnych testów jezdnych w kontekście emisji dwutlenku węgla na przykładzie wybranych samochodów osobowych
Autorzy:
Tucki, Karol
Mruk, Remigiusz
Botwińska, Katarzyna
Mieszkalski, Leszek
Kulpa, Krzysztof
Powiązania:
https://bibliotekanauki.pl/articles/1811636.pdf
Data publikacji:
2020
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
engine
CO2 emission
NEDC
WLTP
silnik
emisja CO2
Opis:
This paper presents a comparison of two approval tests for a passenger car, both the current procedure and its predecessor. The car that was the subject of the study received a roadworthiness certificate based on the NEDC test, however, the emission results were compared with the new test procedure. The analysis showed the significance of the "start-stop" system in the conducted tests, however, assuming the original equipment of the car (active "start-stop" system), the WLTP test showed higher CO2 emissions, which did not exceed the permissible emission standard for this model specified in the relevant regulation.
Niniejsza praca przedstawia porównanie dwóch testów homologacyjnych dla samochodu osobowego, zarówno aktualnie obowiązującą procedurę jak i jej poprzednika. Samochód, który był obiektem badań, świadectwo dopuszczenia do ruchu otrzymał na podstawie testu NEDC, jednakże porównano wyniki emisji z nową procedurą testową. Dokonana analiza wykazała istotność systemu „start-stop” w przeprowadzonych badaniach, zakładając jednak oryginalne wyposażenie auta (aktywny układ start-stop) test WLTP wykazał wyższą emisję CO2, jednakże nie przekroczyła ona dopuszczalnej dla tego modelu normy emisyjności określonej w stosownych przepisach.
Źródło:
Rocznik Ochrona Środowiska; 2020, Tom 22, cz. 2; 859-879
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł

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