In general, a leaner mixture condition improves combustion effi ciency in compression ignition (CI) combustion using diesel.
However, in the case of leaner air–fuel mixture conditions, it disturbs fl ame propagation in spark ignition combustion
using gasoline, i.e., low react...
In the longitudinal driving of a heterogeneous platoon, external disturbances of local vehicles can cause safety problems
of the intended functionality. Therefore, a cooperative control method based on situation assessment is proposed. First, the
minimum safe distance is deter...
Fuel Cell Electric Vehicle (FCEV) powertrain layouts and control strategies have historically overlooked the asymmetric
energy storage eff ect, despite its signifi cant impact on system effi ciency. In this study, we propose a novel FCEV powertrain
layout using dual fuel cells...
Aiming at the sensitivity problems of uncertain factors such as parameter variation, external disturbance and friction for the
permanent magnet synchronous motor control system of electric vehicle, a fractional order complementary non-singular terminal
sliding mode control me...
One of the popular development trends in diesel engine piston assembly is higher reliability and life of components. These
can be ensured by actual engine testing and comparing the appearance of piston assembly. However, testing multiple iterations
involves signifi cant cost a...
This study aims to investigate the relationship between the static characteristics of non-pneumatic tires (NPTs) and spoke
design parameters using the fi nite element (FE) method. A three-dimensional FE model of the NPT was established. The
infl uence of diff erent ranges of s...
The paper presents a new internal model control (IMC) based control technique for lateral trajectory tracking of autonomous
vehicles. The controller’s proposed structure employs a robust, fault-tolerant nonlinear internal servo control with optimal
reference generation concer...
The use of vehicles equipped with autonomous emergency braking (AEB), among the most widely employed functions of the
advanced driver assistance system (ADAS), is rising, and thus so is demand for analytical services for accident investigation
related to AEB issues. In fact, e...
This study investigated the impact of spur gear rim and web thickness on root stress. A fi nite-element analysis model (FEM)
was utilized and validated through a gear-bending test. Four gears with diff erent rim and web specifi cations, including a solid
gear, were designed an...
The application of ‘Target Cascading’ in the product development process is well known to be eff ective in various industry
fi elds, and it is a methodology that is already actively applied in various forms in the fi eld of vehicle Ride & Handling
(R&H) performance developm...
The energy effi ciency of intelligent networked connected electric vehicle (EV) is directly related to its velocity. Aiming at
the infl uence of real-time traffi c fl ow information on road speed interval, a two-layer speed planning method is proposed.
The upper layer extracts...
In this experiment, it was experimentally investigated the combustion and exhaust characteristics, as well as the thermal
effi ciency, of RCCI combustion using gasoline, ethanol, and propane as low-reactivity fuels under four operating conditions.
For each operating condition,...
To improve the robustness and eff ectiveness for detecting free parking spaces, we propose a LiDAR-based parking sensing
system, which contains multi-modules, i.e., perception, free space parking lots’ construction, parking space tracking and
obstacle detection. Comprehensive...
In order to improve the performance of sliding mode observer in detecting the state of induction motor, a state detection
method based on particle swarm optimization (PSO)-backstepping (BS)-sliding mode observer (SMO) is proposed in this
paper. In this method, the controller i...
To improve the handling and directional stability of three-axle heavy vehicles, this paper suggests a control strategy that
combines direct yaw moment control (DYC) and active front steering (AFS). The control system's structure is divided into
three main layers. Based on an o...
Automated Valet Parking Systems (AVPS) relieve the driver of the entire parking process. Many of the systems known
today rely on a combination of automotive sensors with sensors of the infrastructure. For this purpose, parking facilities are
equipped with comprehensive sensor ...
A vehicle system motion decoupling control method was proposed to address challenges in controlling articulated heavy
vehicles (AHVs). The method, based on diff erential geometry theory, focused on distributed electric drive AHVs. Its objective
was to separate the highly nonli...
In order to improve autonomous vehicles path-tracking accuracy and stability, a lateral–longitudinal coordination pathtracking
control method is proposed. The proposed coordination control consists of path-tracking control and speed tracking
control. First, the desired safety...
This study presents a method for developing a tire indoor wear test mode that refl ects road driving conditions using a Flattrac.
Using a machine learning model, the slip angle, slip ratio, longitudinal force, and lateral force change according to
vehicle speed and acceleratio...
The purpose of this study is to extend the mileage by improving the effi ciency of the electric vehicle (EV) driving and thermal
management system (TMS). The powertrain system and the TMS must be considered simultaneously from the architecture
stage as complementary systems to...
