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Development of a Framework for Real-time 3D Positioning and Visualization of Construction Resources

Development of a Framework for Real-time 3D Positioning and Visualization of Construction Resources PDF Author: Xiong Liang
Publisher:
ISBN:
Category : Construction industry
Languages : en
Pages : 364

Book Description
Considering the dynamic nature of construction industry, where new construction methods and equipment are being continuously adopted, coding the proposed methodologies in the computer system in an "ad hoc" manner entails substantial efforts for programming and system development, thus making application of the proposed methodology prohibitively expensive and practically infeasible. A graphic network modeling technique which is used in mechanical simulation systems is adapted to model the real-time 3D positioning and visualization applications. To summarize, this research has contributed three aspects of new knowledge in the field of construction industry. First, instead of using expensive devices, the 3D position of solid objects can be analytically fixed by tracking the least amount of control points. Second, the 3D position of articulated construction equipment can be analytically fixed by analyzing point coordinates and joint movement parameters. Last, the possibility of applying the developed methodologies in real-time 3D visualization of microtunneling operations has been evaluated. The kinematic chain of the tunnel boring machine (TBM) is modeled without the need of programming. The positioning of TBM cutter head which is not visible in most TBM guidance systems can be visualized in computer 3D graphics. Thus, a TBM operator in a remote control station can make more informed decisions as regards how to steer the TBM drilling in the complicated underground space along the as-designed tunnel alignment. The method for positioning and visualization of single solid object has been successfully validated by numerical analysis and laboratory experiments. The analytical method for positioning and visualization of articulated system has been validated by simulating a backhoe excavator in a computer environment, where the location of the backhoe' tracks is computed by using the "points to matrix" algorithm, and the positioning states of the cabin, boom, stick and bucket are deduced by using the DH technique.

Development of a Framework for Real-time 3D Positioning and Visualization of Construction Resources

Development of a Framework for Real-time 3D Positioning and Visualization of Construction Resources PDF Author: Xiong Liang
Publisher:
ISBN:
Category : Construction industry
Languages : en
Pages : 364

Book Description
Considering the dynamic nature of construction industry, where new construction methods and equipment are being continuously adopted, coding the proposed methodologies in the computer system in an "ad hoc" manner entails substantial efforts for programming and system development, thus making application of the proposed methodology prohibitively expensive and practically infeasible. A graphic network modeling technique which is used in mechanical simulation systems is adapted to model the real-time 3D positioning and visualization applications. To summarize, this research has contributed three aspects of new knowledge in the field of construction industry. First, instead of using expensive devices, the 3D position of solid objects can be analytically fixed by tracking the least amount of control points. Second, the 3D position of articulated construction equipment can be analytically fixed by analyzing point coordinates and joint movement parameters. Last, the possibility of applying the developed methodologies in real-time 3D visualization of microtunneling operations has been evaluated. The kinematic chain of the tunnel boring machine (TBM) is modeled without the need of programming. The positioning of TBM cutter head which is not visible in most TBM guidance systems can be visualized in computer 3D graphics. Thus, a TBM operator in a remote control station can make more informed decisions as regards how to steer the TBM drilling in the complicated underground space along the as-designed tunnel alignment. The method for positioning and visualization of single solid object has been successfully validated by numerical analysis and laboratory experiments. The analytical method for positioning and visualization of articulated system has been validated by simulating a backhoe excavator in a computer environment, where the location of the backhoe' tracks is computed by using the "points to matrix" algorithm, and the positioning states of the cabin, boom, stick and bucket are deduced by using the DH technique.

A Framework for Process Data Collection, Analysis, and Visualization in Construction Projects

A Framework for Process Data Collection, Analysis, and Visualization in Construction Projects PDF Author: Reza Akhavian
Publisher:
ISBN:
Category :
Languages : en
Pages : 105

Book Description
Automated data collection, simulation and visualization can substantially enhance the process of designing, analysis, planning, and control of many engineering processes. In particular, managing processes that are dynamic in nature can significantly benefit from such techniques. Construction projects are good examples of such processes where a variety of equipment and resources constantly interact inside an evolving environment. Management of such settings requires a platform capable of providing decision-makers with updated information about the status of project entities and assisting site personnel making critical decisions under uncertainty. To this end, the current practice of using historical data or expert judgments as static inputs to create empirical formulations, bar chart schedules, and simulation networks to study project activities, resource operations, and the environment under which a project is taking place does not seem to offer reliable results. The presented research investigates the requirements and applicability of a data-driven modeling framework capable of collecting and analyzing real time field data from construction equipment. In the developed data collection scheme, a stream of real time data is continuously transferred to a data analysis module to calculate the input parameters required to create dynamic 3D visualizations of ongoing engineering activities, and update the contents of a discrete event simulation (DES) model representing the real engineering process. The generated data-driven simulation model is an effective tool for projecting future progress based on existing performance. Ultimately, the developed framework can be used by project decision-makers for short-term project planning and control since the resulting simulation and visualization are completely based on the latest status of project entities.

Frameworks for Visualizing Real-time Construction Operation Simulations

Frameworks for Visualizing Real-time Construction Operation Simulations PDF Author: Chien-Chia Huang
Publisher:
ISBN:
Category : Computer graphics
Languages : en
Pages : 243

Book Description
Abstract: Visualized construction information may provide more impressive and interactive effects to information users. For construction operation designers and operators, enhanced visualization information may promote their skill and knowledge level and in turn elevate the performance of each individual operation they designed or operated in a construction project. Construction operations can be real-timely simulated with fully visualized computer graphics to convey users even more direct and effective construction information. However, the path for constructing fully visualized, dynamic and three-dimensional simulations for construction operations is not straightforward. Construction operation simulation is a program of an abstracted system to represent the key characteristics and properties of the real construction operation system. Therefore, a construction operation simulation system should be capable of at least generating virtual simulation environment, performing operational calculations and handling uncertainties of the represented system. This research proposes a system structure of simulation frameworks that provide approaches for constructing construction operation simulations that are real-timely visualized and three dimensional. This framework concept enhances the ideas of software modularity and reusability for facilitating creating complex applications. The proposed structure of simulation frameworks is consisted of three parts: the visualization framework, the modeling framework and the control modules framework. These three simulations frameworks, as their names suggest, in the simulation system will perform visualizing, model calculating and controlling tasks respectively. Outputs of these tasks combined enable the simulation to appear like real, operate like real and react like real. In the visualization framework, general models and methodologies in computer graphics for real-timely rendering simulation scene and graphical user interface are included. This framework is indeed the rendering power house that will promptly perform calculations in objects transformations, viewing transformation, generating lighting and textures, displaying simulation data, and providing interactive operation functions. The second simulation framework, the modeling framework, contains libraries and functions needed for simulation operation calculations. In this research, a rigid body physics engine is implemented and included as the main component of this framework. This physics engine can dynamically compute three dimensional motions and movements of rigid bodies simulated in the scene; and in turn calculate the corresponding reactions between rigid bodies if collisions occur. The third simulation framework, the control module framework, holds libraries and functions that enable the simulation system to better handle uncertainties and vagueness in the real situations. Due to the framework modularity and reusability, purpose-specific simulation applications can be created easily. Simulation applications can be created based on the need of specific study objective by just generating objects or retrieving needed functions from the three established simulation frameworks. Demonstrations of application examples are included in this research. The convenience and power of utilizing simulation frameworks in creating simulation application is also satisfactorily proved.

Construction 4.0

Construction 4.0 PDF Author: Anil Sawhney
Publisher: Routledge
ISBN: 0429675119
Category : Architecture
Languages : en
Pages : 527

Book Description
Modelled on the concept of Industry 4.0, the idea of Construction 4.0 is based on a confluence of trends and technologies that promise to reshape the way built environment assets are designed, constructed, and operated. With the pervasive use of Building Information Modelling (BIM), lean principles, digital technologies, and offsite construction, the industry is at the cusp of this transformation. The critical challenge is the fragmented state of teaching, research, and professional practice in the built environment sector. This handbook aims to overcome this fragmentation by describing Construction 4.0 in the context of its current state, emerging trends and technologies, and the people and process issues that surround the coming transformation. Construction 4.0 is a framework that is a confluence and convergence of the following broad themes discussed in this book: Industrial production (prefabrication, 3D printing and assembly, offsite manufacture) Cyber-physical systems (actuators, sensors, IoT, robots, cobots, drones) Digital and computing technologies (BIM, video and laser scanning, AI and cloud computing, big data and data analytics, reality capture, Blockchain, simulation, augmented reality, data standards and interoperability, and vertical and horizontal integration) The aim of this handbook is to describe the Construction 4.0 framework and consequently highlight the resultant processes and practices that allow us to plan, design, deliver, and operate built environment assets more effectively and efficiently by focusing on the physical-to-digital transformation and then digital-to-physical transformation. This book is essential reading for all built environment and AEC stakeholders who need to get to grips with the technological transformations currently shaping their industry, research, and teaching.

 PDF Author:
Publisher: Springer Nature
ISBN: 9464635169
Category :
Languages : en
Pages : 531

Book Description


Building Information Modelling (BIM) in Design, Construction and Operations II

Building Information Modelling (BIM) in Design, Construction and Operations II PDF Author: A. Galiano-Garrigos
Publisher: WIT Press
ISBN: 1784661716
Category : Technology & Engineering
Languages : en
Pages : 239

Book Description
The papers presented at Building Information Modelling 2017 (BIM) are from a range of forums, including plenary papers, workshops, seminars, and panel sessions. The conference was attended by experts from industry, practice and academia, sharing their work on key topics, the development of innovative solutions, and the identification future trends. The volume gives details of how BIM tools and techniques have fundamentally altered the manner in which modern construction teams operate, the processes through which designs are evolved, and the relationships between conceptual, detail, construction and life cycle stages. BIM is essentially value-creating collaboration throughout the entire life-cycle of an asset, underpinned by the statistics attached to them and has far and reaching consequences on both building procurement and infrastructure. BIM 2017 papers cover topics such as: BIM in design coordination, Construction operations; Building operation and maintenance; BIM and sustainability; Collaborative working and practices; Facilities management integration and GIS integration; Automation in construction; Health and safety; BIM and interoperability; Life cycle project management; Cultural heritage; BIM and Robotics; Risk analysis and management and Emergency analysis, planning and management

The World's Oldest Subway | The Atlantic Avenue Tunnel | Museum Plan

The World's Oldest Subway | The Atlantic Avenue Tunnel | Museum Plan PDF Author: Bob Diamond
Publisher: Lulu.com
ISBN: 1329688570
Category : Technology & Engineering
Languages : en
Pages : 256

Book Description
The history of the Atlantic Avenue Tunnel. The world's oldest subway built in 1844 by the Long Island Rail Road. Sealed in 1861, with a circa 1830's steam locomotive left buried behind a wall. Said to contain the lost diary pages of John Wiles Booth, assassin of U.S. President Abraham Lincoln, exposing an over 150 year old conspiracy. Plan for the reuse of the Tunnel as an historic attraction, possibly featuring streaming full immersion 3-D holographic video, more.

CORP 2011 Proceedings/Tagungsband

CORP 2011 Proceedings/Tagungsband PDF Author: Manfred Schrenk
Publisher: Lulu.com
ISBN: 3950311017
Category :
Languages : en
Pages : 725

Book Description


Industry 4.0 Solutions for Building Design and Construction

Industry 4.0 Solutions for Building Design and Construction PDF Author: Farzad Pour Rahimian
Publisher: Routledge
ISBN: 1000506363
Category : Architecture
Languages : en
Pages : 465

Book Description
This book provides in-depth results and case studies in innovation from actual work undertaken in collaboration with industry partners in Architecture, Engineering, and Construction (AEC). Scientific advances and innovative technologies in the sector are key to shaping the changes emerging as a result of Industry 4.0. Mainstream Building Information Management (BIM) is seen as a vehicle for addressing issues such as industry fragmentation, value-driven solutions, decision-making, client engagement, and design/process flow; however, advanced simulation, computer vision, Internet of Things (IoT), blockchain, machine learning, deep learning, and linked data all provide immense opportunities for dealing with these challenges and can provide evidenced-based innovative solutions not seen before. These technologies are perceived as the “true” enablers of future practice, but only recently has the AEC sector recognised terms such as “golden key” and “golden thread” as part of BIM processes and workflows. This book builds on the success of a number of initiatives and projects by the authors, which include seminal findings from the literature, research and development, and practice-based solutions produced for industry. It presents these findings through real projects and case studies developed by the authors and reports on how these technologies made a real-world impact. The chapters and cases in the book are developed around these overarching themes: • BIM and AEC Design and Optimisation: Application of Artificial Intelligence in Design • BIM and XR as Advanced Visualisation and Simulation Tools • Design Informatics and Advancements in BIM Authoring • Green Building Assessment: Emerging Design Support Tools • Computer Vision and Image Processing for Expediting Project Management and Operations • Blockchain, Big Data, and IoT for Facilitated Project Management • BIM Strategies and Leveraged Solutions This book is a timely and relevant synthesis of a number of cogent subjects underpinning the paradigm shift needed for the AEC industry and is essential reading for all involved in the sector. It is particularly suited for use in Masters-level programs in Architecture, Engineering, and Construction.

Applications of Machine Learning

Applications of Machine Learning PDF Author: Prashant Johri
Publisher: Springer Nature
ISBN: 9811533571
Category : Technology & Engineering
Languages : en
Pages : 404

Book Description
This book covers applications of machine learning in artificial intelligence. The specific topics covered include human language, heterogeneous and streaming data, unmanned systems, neural information processing, marketing and the social sciences, bioinformatics and robotics, etc. It also provides a broad range of techniques that can be successfully applied and adopted in different areas. Accordingly, the book offers an interesting and insightful read for scholars in the areas of computer vision, speech recognition, healthcare, business, marketing, and bioinformatics.