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According to high accuracy demand in the measurement field, this paper designs a high precision inertial measurement system by using DSP and ARM processor to realize carrier-phase differential GPS/INS integrated navigation. This paper chooses Kalman filter to estimate the systematic error, uses closed...

This paper studies the improvement of the handling performance of 4WD EV driven by in-wheel motors under regular driving conditions. Fundamentally the structure of torque vectoring control (TVC) system for handling control consists of two control layers. The upper layer is a model following controller...

In the control process of trajectory correction projectile, a real-time accurate measurement of projectile roll angle information is required. Geomagnetic and GPS measurement principle is applied for the establishment of the projectile measured roll angle combinations mathematical calculation model,...

Mortgage choices are often made under complexity and information asymmetry, where simple, credible cues can steer behaviour. This study examines how publicly visible bank–developer tie-ins, rooted in project-finance arrangements, shape mortgage intentions via three proximal perceptions: trust in the...

Body slip angle is important for Vehicle Stability Control. Due to using sensors to measure body slip angle is very expensive, it is necessary to estimate it from other variables measured easily. A novel method based on non-linear robust observer is proposed for estimation body slip angle. Firstly, full-dimension...

Since the emergence of the pandemic in late 2019, all industries around the world have received a considerable impact. The economic market is in recession, but cross-border e-commerce has ushered in a rapid development opportunity. Chinese fast-fashion e-commerce brand Shein, as a representative of independent...

A multiple adaptive fading cubature Kalman filter (MAFCKF) is designed by introducing the multiple fading factors to mitigate the negative effects of the uncertainties in dynamics or measurement model. The effectiveness of the proposed MAFCKF was demonstrated and proved by the INS/GPS integrated navigation...

The rollover warning system based on 3 degree of freedom(DOF) rollover vehicle model, which designed lateral-load transfer ratio as the control objective, additional yaw moment got with fuzzy control algorithm, distributing braking force to the wheel according to differential braking. The typical conditions...

To improve the anti-rollover capability of vehicles under limit conditions, the rollover stability of vehicles in high speed steering was studied; a vehicle dynamics model was built with the software of Carsim. Based on the variable threshold method of yaw rate, an anti-rollover controller was designed,...

The research of magnet-track relationship is the foundation and key point in maglev system dynamics. Due to the ups and downs, traverse, yaw, pitch and roll of the suspension electromagnet will certainly happen when maglev train moves, so establish three-dimensional numerical model and calculate the...

Since the development of international organisations (IOs), it has become increasingly clear that international law is influenced by IOs. In today’s system of public international law and related public law studies, the legislation of IOs has mostly become an important part of public international law....

Because of its own characteristics and the complexities of driving conditions, Tractor-Semitrailer easily produce shimmy when driving at the high speed. In order to effectively control the high-speed shimmy of Tractor-Semitrailer, differential braking control strategy based on sliding mode variable structure...

This paper designs a low-cost embedded GPS/INS integrated navigation module ,using STM32 as control processing unit and the micro inertial measurement unit (MPU6050) as the sensor and GPS receiver. The GPS receiver is easily to be derived of navigation function because of the lock-loss when vehicles...

In order to enhance the timeliness and accuracy of the soft measurement method of the ESC for electric-wheel vehicle, an improved soft measurement algorithm was designed. The improved algorithm was built based on an improved UKF. The improved UKF sampling strategy used scaled minimal skew sampling method...

As in recent years, rapid development of mobile phone hardware and operating systems such as Android, ios continue to optimize the market potential of the mobile market is gradually excavated, which created hear Lang stretch of mobile terminal APP. How to promote APP and make targeted deployment according...

The purpose of this project is to develop an operating system based on iOS Sina Weibo iOS client client software.This paper covers the development of Sina microblogging client some knowledge. The design with the Apple system to iOS as a system development and runtime environment, complete system design,...

Direct yaw-moment control (DYC) has obvious advantages in centralized-drive vehicles, but in 4WID-EV networked control system, the network-induced delays would reduce control performance of DYC and even deteriorate the 4WID-EV networked control system. To ensure robustness of DYC and reduce the adverse...

Global illumination rendering is one of the pivotal techniques necessitated by 3D scenes' simulating; thus the quality of global illumination renderer would significantly affect the reality of such a simulation. Based on ray tracing, one of the major algorithms which aim to achieve great and realistic...

Music is the key to open the door of the soul with infinite charm, and it is an important form of meeting people's spiritual and cultural needs. For people watching a concert by time and place restrictions and other issues, this paper based on iOS platform design concert live system. Firstly, research...

Indonesia has many small islands that save the beauty of its beaches and underwater life. One of these islands is Bawean Island. Currently, tourism in Bawean is starting to grow. The trend of increasing tourist visits has made people in Bawean begin to develop the tourism potential that exists in their...

The move toward cloud-provided-software-as-a-service (SaaS) key management systems (KMS) introduces new, pressing security threats of quantum computing. The novelty of this work is to hybrid combine CRYSTALS-Kyber, NIST standardised, and Dilithium algorithm both for key encapsulation and digital signature...

The electronic stability program can conduct real-time monitoring of driver's steering intention and vehicle status, identification of electronic control unit and determine the vehicle's steering characteristics and trends in the loss of steering stability through vehicle-mounted online sensor system....

As the math model and the noise statistical information are difficult to be addressed precisely and the Scene Matching Navigation System (SMNS) output is stochastic, limited and probably mismatching, only a few algorithms suitable for Inertial Navigation System /Scene Matching Navigation System (INS/SMNS)...

To improve the accuracy of strapdown inertial navigation system(SINS), a non-orthogonal installation scheme of inertial sensors was put forward for single-axis rotating SINS in this paper. Firstly, the principle of single-axis rotation modulation technology was expounded based on the error model of inertial...

State-dependent Riccati equation (SDRE) techniques are rapidly emerging as general design methods for nonlinear controllers. A nonlinear optimal guidance law with impact angle constraint is derived for planar engagements to attack stationary targets. The guidance problem is formulated as an infinite...

In order to improve teaching informationization level of dance and promote the popularization of dance education, research the media coding of dance teaching live system based on iOS platform, support provide technical for the live system development. Firstly, study the iOS platform system structure...

In this paper a brief review is presented on the working principle of anti-yaw damper used widely on EMUs (Electric Multiple Units). Based on the Maxwell model, the piecewise linear model was developed by considering the rubber joint stiffness, the oil stiffness and the piecewise characteristics of hydraulic...

Microblog, a new network application in the era of Web 2.0, has become one of the major medium in China. Its main features are as followings: large number of users, frequent status of updating information, fast transmission speed of information. The writer took Sina Weibo iPhone App as an example to...

A prototype AR mobile app “Immersive Nucleophilic Substitution” (INS) has been developed to assist students in understanding the concept of unimolecular nucleophilic substitution (SN1) and bimolecular nucleophilic substitution (SN2) reaction mechanisms. This study aims to examine the perception and user...

Sliding yaw bearing works in the complex environment with large load range, so its dynamic analysis is very important. The modal analysis of sliding yaw bearing is not only an effective method for analyzing sliding yaw bearing’s dynamic characteristics, but also the basis of the dynamic respond analysis....

Due to the CCD array and scenery relative motion, the image quality would be degraded. In order to get the relationship between the CCD array move quantity and the image quality, the corresponding degraded images are achieved by changing the CCD array velocity, pitch, roll and yaw variation. Then, the...

This paper presented the process of using a function of the parametric design and assembly modes of UG software to realize the parametric design and modeling for the yaw bearing. The built 3-dimension model was imported into ANSYS. A new method was used to find the precisely loading position. Finally,...

In this paper, stabilizing control of tracked unmanned ground vehicle in 3-D space was presented. Firstly, models of major modules of tracked UGV were established. Next, to reveal the mechanism of disturbances applied on the UGV, two kinds of representative disturbances (slope and general disturbances...

This paper presents an adaptive fuzzy backstepping control method that incorporates the dynamic equilibrium state (DES) theory to carry out path tracking for underactuated ships in presence of parameter variations and external disturbances induced by wind, wave and current. First, the optimal DES reference...

BIM (Building Information Modeling) technology is based on "information" as the core, Throughout the building's full life cycle, Its emergence has set off a new revolution in the construction industry. And the informationization development of building industry to a large extent depends on the degree...

The in-wheel-motor drive electric vehicle has the advantages of compact structure, high efficiency and easy controllability. But once all of the unilateral drive systems are failure in the strong driving situation, the vehicle will be transient instability under the additional yaw moment produced by...

The construction of wind turbine generator set depends on the sufficient measurement of wind resources, and reasonable layout and management. Flat open terrain is the ideal condition for the operation of the wind turbine, but the actual terrain fluctuation is changeable. Because these terrains are close...

Modern mobile communication technology and mobile learning theory combined with the mobile learning, provides a new model for Japanese listening learning. This system is based on the researches on the iOS platform. First of all, research by Cocoa touch, Media application, the Core service and the Core...

The INS/VNS integrated navigation is an important autonomous navigation method for lunar rovers. The INS/VNS models usually utilize the relative motion differences between the inertial and the vision as measurements. Traditional INS/VNS models make an approximation between definitions of the inertial...

Specificity investment of Inter-organizational System (IOS) is getting more and more important to forge an alli-ance among enterprises. One of the most popular ways which inter-organizational enterprises adopted is the alliance on the basis of information technology. Alt-hough the alliance on the basis...

Apple mobile phones are unique in the mobile phone industry, and their perfect combination of design and technology products has become a model in the field of mobile phone design. This not only reflects the unity of functional value and aesthetic value, but also reflects consumers’ recognition of the...

Wick must provide in order that heat pipe can be operate in any orientation. Wick provide the driving forces to circulate working fluids. A novel sintered molecular sieve and hybrid molecular sieve-Cu would be use as wick heat pipe. This paper presents the results of investigation on porosity and microstructure...

With the development of aerospace business and the popularization of automobile and yacht, navigation has been an important part of people’s life. And in the area of navigation, obtaining of yaw angle appears especially important. This paper designed a electronic compass with angle compensation used...

Interactive Virtual Classroom System (IVCS) is a part of Jiangsu Electric Power Company Network University (JSECNU).This paper describes the archi-tecture and technology of the IVCS, and presents a distributed deployment scenar-ios of the IVCS based on the enterprise's network architecture, in order...

Aiming at the problem of tilt, deformation, vibration and other issues when capturing image by mobile device, the image has been processed for scaling, rotation, mirror, shear based on mobile device, and the actual simulation experiment based on iOS platform has been done, and achieve better results....

A real-time accurate detecting the risk of an impending vehicle rollover is essential for active rollover avoidance systems. To this end, a 4DOF nonlinear vehicle roll dynamics model is developed, which fully exploit the coupling effects between the yaw dynamics, lateral dynamics, and roll dynamics....

Vehicle detection in real-time accurately is a vital component in modern Intelligent Transport Systems (ITS) for eliminating urban traffic congestion. While there are many deep learning models often a trade-off between accuracy and inference speed exists. This paper shows a complete high performing baseline...

In this paper, we propose an innovative and low-cost hybrid indoor positioning system using various sensors on the mobile platform. This system consists of a pedestrian dead reckoning (PDR) part based on the encapsulated Application Programming Interface (API) of Apple’s iOS platform and a low-cost Bluetooth...

In order to meet requirements of three-dimensional (3D) indoor positioning in the environment with multipath interference and non-line-of-sight (NLOS) errors, this paper improves setting rules of trusted factors about ultra wide band(UWB) and the inertial navigation system(INS) to the indoor positioning...

The shipbuilding industry still faces challenges and problems. One of them is biofouling on ships, a major problem that can lead to increased fuel consumption and a higher risk of spreading invasive species. The shipbuilding industry is a strategic and competitive domestic industry that deserves to be...