Results 41 to 50 of about 3,258 (213)

NOx Emission of a Correlation between the PEMS and SEMS over Different Test Modes and Real Driving Emission

Energies, 2021
The aim of this study is to verify the reliability of NOx emissions measured using Smart Emissions Measurement System (SEMS) equipment in comparison with the NOx emissions measured using certified Portable Emissions Measurement System (PEMS) equipment ...
Young Soo Yu, Jun Woo Jeong, Mun Soo Chon, Junepyo Cha   +3 more
doaj   +1 more source

Exhaust Emissions Measurement of a Vehicle with Retrofitted LPG System

Energies, 2022
The aim of this study was to compare and evaluate the production of exhaust emissions from a vehicle with a petrol engine with the Euro 4 emission standard and powered by petrol and LPG (liquefied petroleum gas).
Branislav Šarkan, Marek Jaśkiewicz, Przemysław Kubiak, Dariusz Tarnapowicz, Michal Loman   +4 more
doaj   +1 more source

Investigation of the Emission Characteristics of Light-Duty Diesel Vehicles in Korea Based on EURO-VI Standards According to Type of After-Treatment System

Energies, 2020
This study analyzed the characteristics and distribution of emissions from diesel vehicles that are sold in Korea and satisfy the Euro-6 standards, according to after-treatment systems.
Hyung Jun Kim, Sang Hyun Lee, Sang Il Kwon, Sangki Park, Jonghak Lee, Ji Hoon Keel, Jong Tae Lee, Suhan Park   +7 more
doaj   +1 more source

Insights for post-Euro 6 based on analysis of Euro 6d-TEMP PEMS data [PDF]

, 2021
Real-Driving Emissions (RDE) requirements were introduced in the European emission legislation to address the gap between lab and real-world emissions.
Bosteels, Dirk, Demuycnk, Joachim, Mendoza Villafuerte, Pablo, Sileghem, Louis, Verhelst, Sebastian   +4 more
core  

On the Behavior of the Start and Stop System in European Real Driving Emissions Tests and Its Effect on Greenhouse and Tailpipe Emissions [PDF]

, 2021
The Start/Stop (S/S) system is a technology that switches off the engine without the intervention of the driver when the vehicle is stopped. The goal of this device is to eliminate the consumption of fuel associated with the idling of the engine and ...
Donateo T., Signore P.
core   +1 more source

Potential for improving passenger car emissions through analysis of real driving emissions data [PDF]

, 2020
V této práci jsou shrnuty základy motorů, prvků výfukového systému, emisí a obsahuje úvod do analýzy emisních dat a kalibrace. Na rozdílech mezi WLTC (Worldwide harmonized Light duty Test Cycle) a RDE (real driving emissions) je prezentována důležitost ...
Marek Fencl
core  

Assessment of CO2 and NOx Emissions of One Diesel and One Bi-Fuel Gasoline/CNG Euro 6 Vehicles During Real-World Driving and Laboratory Testing

Frontiers in Mechanical Engineering, 2019
The objective of this study is the assessment of the real-world environmental performance, and its comparison with laboratory measurements, of two Euro 6 passenger cars.
Athanasios Dimaratos, Zisimos Toumasatos, Stylianos Doulgeris, Georgios Triantafyllopoulos, Anastasios Kontses, Zissis Samaras   +5 more
doaj   +1 more source

Comparative Evaluation of Data-Driven Approaches to Develop an Engine Surrogate Model for NOx Engine-Out Emissions under Steady-State and Transient Conditions

Energies, 2022
In this paper, a methodology based on data-driven models is developed to predict the NOx emissions of an internal combustion engine using, as inputs, a set of ECU channels representing the main engine actuations.
Alessandro Brusa, Emanuele Giovannardi, Massimo Barichello, Nicolò Cavina   +3 more
doaj   +1 more source

Evaluation of ecological extremes of vehicles in road emission tests [PDF]

Archives of Transport, 2020
New testing procedures for determining road emissions of exhaust pollutants for passenger vehicles were established in 2018. New road testing procedures are designed to determine actual exhaust emissions, which may not always reflect laboratory emissions.
Jacek Pielecha, Kinga Skobiej
doaj   +1 more source

Energy Efficiency and Emission Testing for Connected and Automated Vehicles Using Real-World Driving Data

, 2018
By using the onboard sensing and external connectivity technology, connected and automated vehicles (CAV) could lead to improved energy efficiency, better routing, and lower traffic congestion.
Chang, Yan, Yang, Weiqing, Zhao, Ding
core   +1 more source