Results 11 to 20 of about 1,723,395 (300)

Research on Multifractal Characteristics of Vehicle Driving Cycles

open access: yesMachines, 2023
Vehicle driving cycles have complex characteristics, but there are few publicly reported methods for their quantitative characterization. This paper innovatively investigates their multifractal characteristics using the fractal theory to characterize ...
Mengting Yuan   +3 more
doaj   +2 more sources

Design and optimisation of energy‐efficient PM‐assisted synchronous reluctance machines for electric vehicles

open access: yesIET Electric Power Applications, 2023
The design and optimisation of a permanent magnet‐assisted synchronous reluctance (PMaSynR) traction machine is described to improve its energy efficiency over a selection of driving cycles, when installed on a four‐wheel‐drive electrically powered ...
Lingyun Shao   +3 more
doaj   +1 more source

An Innovative Methodology to Take into Account Traffic Information on WLTP Cycle for Hybrid Vehicles

open access: yesEnergies, 2021
The most efficient energy management strategies for hybrid vehicles are the “Optimization-Based Strategies”. These strategies require a preliminary knowledge of the driving cycle, which is not easy to predict.
Antonio Galvagno   +3 more
doaj   +1 more source

A Systemic Approach Integrating Driving Cycles for the Design of Hybrid Locomotives [PDF]

open access: yes, 2013
Driving cycles are essential in hybrid locomotive design by conditioning their size and performance. This paper introduces a new systemic approach to hybrid locomotive design, taking real-world driving cycles into account.
Jaafar, Amine   +2 more
core   +1 more source

Cell cycle: Driving the centrosome cycle [PDF]

open access: yesCurrent Biology, 1999
Cyclin-dependent kinases (Cdks) control major transitions as cells pass through the cell cycle. It has recently been shown that centrosome duplication in vertebrates requires Cdk2 activity and can be driven solely by Cdk2-cyclin E complexes.
openaire   +2 more sources

Using the Equal-Power-Based MCE to Transform Driving Cycles With Road Grade for Testing Heavy-Duty Vehicle Fuel Consumption on Dynamometer

open access: yesIEEE Access, 2021
Chassis dynamometer testing based on representative driving cycles is commonly performed in the evaluation of the fuel economy of heavy-duty vehicles. However, the requirement for a zero or fixed grade when using a traditional chassis dynamometer results
Man Zhang, Wendong Cheng, Yunbo Shen
doaj   +1 more source

Driving Cycle Equivalence and Transformation

open access: yesIEEE Transactions on Vehicular Technology, 2017
There is a strong trend to use driving cycles extensively in vehicle design, particularly for the calibration and tuning of all powertrain systems for control and diagnosis. In such situations, it is essential to capture real driving; therefore, using only a few driving cycles would lead to the risk that a test or a design is tailored to a specific ...
Nyberg, Peter   +2 more
openaire   +3 more sources

Drive Cycle Optimisation for Pollution Reduction [PDF]

open access: yesInternational Journal of Environmental Science and Development, 2015
Green house gas emissions have abraded environmental quality for human existence. Automobile exhaust is a significant contributor globally to green house gases, among other contributors. This research investigates how vehicle fuel consumption can be tabulated from laboratory tests and road tests.
Alghadhi, M.   +4 more
openaire   +3 more sources

Research methodology for urban vehicle driving cycles

open access: yesАрхитектура, строительство, транспорт, 2021
Driving cycles are represented, as a rule, the dependence of speed on the current time, and they are widely used to assess the operational characteristics of road transport, in particular, the fuel efficiency of newly produced and already operated ...
A. V. Manyashin
doaj   +1 more source

Potential of RCCI Series Hybrid Vehicle Architecture to Meet the Future CO2 Targets with Low Engine-Out Emissions

open access: yesApplied Sciences, 2018
Reactivity controlled compression ignition (RCCI) combustion has been shown to provide simultaneous ultra-low NOx and soot emissions with similar or better thermal efficiencies than conventional diesel combustion (CDC).
Jesús Benajes   +3 more
doaj   +1 more source

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