Model predictive control is one of the main methods used in path tracking for autonomous vehicles. To improve performance vehicle, a method based on model with variable horizon proposed this paper. Based designed controller tracking, response analysis system under different horizons carried out to clarify influence accuracy, driving comfort and real-time algorithm. Then, taking lateral offset, steering frequency algorithm as comprehensive indexes, particle swarm optimization realize adaptive...

The vehicle semi-active suspension with Magneto-Rheological Damper (MRD) has been a hot research topic of this decade, featuring the challenging task robust control actuator time delay considerations. In study, dependent sliding mode variable structure control, based on Linear Matrix Inequality (LMI), is proposed to suppress vibration Semi-Active Suspension (MRSS) system. accordance nonlinear characteristics MRD, dynamic model automotive system, considering delay, established. By defining...

Metallic lattice structures based on triply periodic minimum surfaces (TPMS) have attracted extensive attention for their potential application in lightweight and energy absorption. The underlying phenomena, mechanisms modelling under the crushing responses from quasi-static to shock conditions still remain be revealed. This work systematically investigates mechanical behaviour of graded additively Schoen-F-RD (FRD) various loading rates. Under dynamic compression, FRD lattices exhibit...

Abstract Current research on lane-keeping systems ignores the effect of driver and external resistance accuracy tracking lane centerline. To reduce lateral deviation vehicle, a control method based fuzzy Takagi-Sugeno (T-S) model is proposed. The adopts near far visual angles, driver-road-vehicle closed-loop longitudinal nonlinear velocity variation, obtaining expected assist torque with robust H ∞ controller which designed parallel distributed compensation linear matrix inequality....

Both steering assistance and differential braking have an irreplaceable advantage for man–machine cooperative control of lane departure prevention. To realise the human–machine prevention with minimal conflict, a multi‐mode algorithm based on is proposed. Taking longitudinal velocity road curvature as input considering driver torque, fuzzy controller used to determine virtual boundary designed. The system divided into mode, mode by state width. Next, model predictive developed front angle in...

In this paper, a stability control method based on active front steering is proposed to steer by wire system (SBW). The consists of an inner-loop angle tracking controller and outer-loop controller. contributes tracking, it designed PID control. restrains the effect disturbance feeding compensation angle, using Improved Active Disturbances Rejection Control (IADRC) with less adjusted parameters than (ADRC). Finally, effectiveness evaluated via numerical simulation vehicle test. obtained...

Electro-hydraulic braking (EHB) compensation is an effective method to solve the insufficient regenerative of electric vehicles, but accuracy and speed executive pressure response are still insufficient. In order this problem, a brake control based on EHB system proposed verified. Firstly, adaptive LuGre friction model dead time introduced obtain more accurate model. Then, electro-hydraulic strategy Improved Active Disturbance Rejection Control (IADRC) proposed. Finally, effectiveness...

41 higher-level derived features were presented by Stolfo et al that help in distinguishing normal connections from attacks. Numerous researchers employed these to study the utilization of machine learning for intrusion detection and reported rates up 91% with false positive less than 1%. Unfortunately, as inputs, IDS systems take long time converge when training work slowly during on-line detections. We reduced number inputs while keeping high rates. After simulation, analysis experiment,...

To reduce the adverse effect of functional insufficiency steering system on accuracy path tracking, a tracking approach considering safety intended functionality is proposed by coordinating automatic and differential braking in this paper. The method adopts hierarchical architecture consisting coordinated control layer an execution layer. In layer, extension controller system, tire force characteristics vehicle driving stability to determine weight coefficients braking, model predictive...

Abstract：According to the shortcoming that safety of lane change is difficult ensure for different changing environments in most studies, a control method based on vehicle driving safe boundary proposed solve this problem.Firstly, accounting space and collision time interval between self-vehicle surrounding associated vehicles, state decision designed.Secondly, position considering vehicle-road relationship rectangular area established.Based stability limit requirements yaw rate states,...

Vehicle detection plays a crucial role in the decision-making, planning, and control of intelligent vehicles. It is one main tasks environmental perception an essential part ensuring driving safety. In order to capture unique vehicle features improve recognition efficiency, this paper fuses texture image edge LIDAR detect frontal targets. First, we use wavelet analysis geometric segment ground determine region interest for detection. Then, point cloud detected projected into locate ROI....

This paper introduces two approaches to develop the network protocol analyzers, one of which is based on NDIS (Network Driver Interface Specification), other WinPcap.The second approach discussed in details.This outlines WinPcap architecture.Functions exported by are classified three types.On this classification, we can accurately configure developing environment, e.g.define preprocessors, set working directories.Three basic functions, i.e. pcap_ findalldevs_ex(), pcap_open(), and...

Abstract The driver authority decision for driver‐initiated takeover is closely related to vehicle driving safety. In this paper, a lateral driver‐automation method considering the safety of intended functionality proposed improve Based on systems‐theoretic processes analysis, functional analysis initiative carried out clarify issues caused by unreasonable decision. Then, defining safe area developed assess level around ego vehicle. Taking driver‐vehicle state parameters and vehicle–vehicle...

Distributed drive electric vehicles can reduce range anxiety through regenerative braking. However, if the wheel motor torque output fails, it will form an additional yaw moment to vehicle, causing instability, or deviation and threatening its safety. To solve this problem, research object is vehicle driven by a four-wheel hub motor. A braking force compensation distribution strategy for front rear axles proposed, which combines electronic hydraulic (EHB) system control auxiliary control....

There are increasing demands for accessing information over the Internet, more and networks designed deployed. The network security becomes a key issue us to study. Neural is effective detect intrusion. Much effort has been taken in this field. Stolfo et al put forward 41 higher-level derived features distinguish normal connections from abnormal connections. Unfortunately, with these as inputs, IDS systems take long time converge when training work slowly during on-line detections. We...

We have studied the information model and communication protocol for remote monitoring of power supply. The basic unit is a monitored object. A object has 6 attributes. use MNIB (monitoring base) to organize objects. take tree-like shape. Each branch represents group And each leaf one In application layer protocols, we devise proprietary protocol, termed as PSRMP. message PSRMP consists three fields. operates in 4 modes. represented by ASN.1 (abstract syntax notation one). TLV (type, length,...

We have systematically studied the architecture and infrastructure of air-quality remote monitoring systems. This consists controllers, agents, MNIB (MoNitor Information Base), protocols Internet. describe systems in 4 models, i.e., organization model, information communication functionality model. The model deals with structure MNIB. basic unit is a monitored object 6 attributes. takes tree-like its leaves store object. discusses how communicated between controllers agents. devise...

According to the characteristics of monitored objects in smart grid systems, we unified structure objects, defined 8 properties for a object, i.e. identifier, access rights, status, type, object value, name, description and syntax. We used monitoring information base facilitate organization storage objects. This method use little space simple compared with traditional relational database. Monitoring tree-like hierarchical store decrease consumption RTU memory resource increase data speed....

The DST combination rule is studied and corresponding rigorous proofs of its properties are given, including two properties, i.e., sequential meets the commutative law associative law; centralized equivalent. show that fusion result multiple evidence sources irrelevant to order, results same. In addition, employing advantage parallel computing feature in process, algorithm time complexity reduced further. example consistent with conclusions above. benefit engineering practice.

Information model and communication protocol have been studied for monitoring of power supply. The basic unit information is a monitored object. A object has 6 attributes. We designed the Monitoring Library, abbreviated to MIL, organize store objects. MIL takes tree-like shape. Each branch represents group And each leaf one devise proprietary protocol, termed as PSRMP. PSRMP Protocol admits frame format with variable block length. consists nine fields. field application service data may an...