Zhen-Zhong Hu

Zhen-Zhong Hu
Tsinghua University | TH

Doctor of Philosophy

About

99
Publications
27,218
Reads
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1,476
Citations
Citations since 2017
50 Research Items
1185 Citations
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
2017201820192020202120222023050100150200250300
Additional affiliations
June 2021 - present
Tsinghua University
Position
  • Professor (Associate)
December 2012 - June 2021
Tsinghua University
Position
  • Professor (Associate)
August 2011 - November 2012
Tsinghua University
Position
  • Lecturer

Publications

Publications (99)
Article
Full-text available
As the information from diverse disciplines continues to integrate during the whole life cycle of an Architecture, Engineering, and Construction (AEC) project, the BIM (Building Information Model/Modeling) becomes increasingly large. This condition will cause users difficulty in acquiring the information they truly desire on a mobile device with li...
Article
Virtual Construction (VC) applications encounter difficulty in sharing and exchanging information with one another due to the long periods of interoperability limitation. To address these issues, an Industrial Foundation Classes-based graphic information model (IFC-GIM) is developed according to the exchange requirement of VC, and using the represe...
Article
Full-text available
Time-dependent structure analysis theory has been proved to be more accurate and reliable compared to commonly used methods during construction. However, so far applications are limited to partial period and part of the structure because of immeasurable artificial intervention. Based on the building information model (BIM) and four-dimensional (4D)...
Article
Strengthening construction safety analysis and management is of great social and economic significance. For a long time, however, there has been a lack of effective management tools in this important area that involves people's lives and property. Based on new developments in the Building Information Model (BIM), four-dimensional (4D) technology, t...
Article
Mooring is a widely used stationkeeping approach for floating structures. The main contribution of this paper is to propose a novel localization scheme, which provides additional real-time position references and estimates the unknown anchor positions to a moored structure simultaneously using tension measurements from the mooring monitoring system...
Article
Full-text available
As the process of social informatization accelerates, information technologies have gradually become an important means for construction practitioners to improve the quality of engineering management. As a key component of the digital development of the construction industry, building information modeling (BIM) has been widely applied in engineerin...
Article
Full-text available
In the new era of Construction 4.0, the application of a large number of intelligent information technologies (ITs) and advanced managerial approaches have brought about the rapid development of intelligent construction management (ICM). However, it is still unclear how to assess the maturity of ICM. In this study, a maturity assessment system for...
Article
Full-text available
Simulation of pollutant dispersion and wind environment is of significant importance to the safety and health of pedestrians and residents. However, the high threshold of data collection and model configuration has hindered its application in the building industry. To address the problem, this paper proposes a Micro-in-Meso-scale (MiM) simulation f...
Article
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The operability of service operation vessels (SOV) is highly concerned with the cost, schedule, and weatherwindow to the operation and maintenance of offshore wind farms. SWATH (Small Waterplane Area TwinHull) vessel is introduced as a novel application as SOV to be deployed off the coast of southeastern China,an investigation into the operability...
Article
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Information extraction (IE), which aims to retrieve meaningful information from plain text, has been widely studied in general and professional domains to support downstream applications. However, due to the lack of labeled data and the complexity of professional mechanical, electrical and plumbing (MEP) information, it is challenging to apply curr...
Article
Full-text available
The diffusion process of the treated Fukushima nuclear accident contaminated water to be discharged into the Pacific Ocean from 2023 is analyzed by two analysis models from macroscopic and microscopic perspectives. Results show that the tritium will spread to the whole North Pacific in 1200 days, which is important to formulate global coping strate...
Article
Full-text available
Rural houses usually combine into villages and are greatly affected by the geographical environment. Therefore, in the process of design and construction, factors such as building information, village information and geographical environment need to be considered at the same time. This study proposes an integration method and a lightweight method f...
Conference Paper
Full-text available
Building consume a large amount of energy and a plenty of methods to mine into energy consumption data to aid intelligent management are proposed. However, the data quality issues are inevitable and the influence is lack of discussion. This paper proposed a data cleaning method combing threshold and cluster method. This paper also proposed an index...
Article
Full-text available
Accurate fire load (combustible objects) information is crucial for safety design and resilience assessment of buildings. Traditional fire load acquisition methods, such as fire load survey, which are timeconsuming, tedious, and error-prone, failed to adapt to dynamic changed indoor scenes. As a starting point of automatic fire load estimation, fas...
Article
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Site planning and building design results are generally managed in Geographic Information System (GIS) and Building Information Modeling/Model (BIM) separately. The incompatibility of data has brought potential challenges for the assessment and delivery of the results. A data integration and simplification framework for improving site planning and...
Article
Full-text available
Building information models (BIM) provide improved building operation and maintenance(O&.M) efficiencies. However, BIM-based intelligent O&.M still faces challenges related to data acquisition, integration and analysis. This paper combines BIM and data-driven techniques to develop a solution for intelligent O&M. This approach includes a method to i...
Article
Full-text available
In the past, knowledge in the fields of Architecture, Engineering and Construction (AEC) industries mainly come from experiences and are documented in hard copies or specific electronic databases. In order to make use of this knowledge, a lot of studies have focused on retrieving and storing this knowledge in a systematic and accessible way. The Bu...
Article
Full-text available
Buildings consume a large proportion of global primary energy and building performance management requires massive data inputs. Key Performance Indicator (KPI) is a tool used for comparing different buildings while avoiding problems caused by heterogeneous data sources. However, silos of building and energy consumption data are separate, and the li...
Article
Full-text available
Buildings account for a majority of the primary energy consumption of the human society, therefore, analyses of building energy consumption monitoring data are of significance to the discovery of anomalous energy usage patterns, saving of building utility expenditures, and contribution to the greater environmental protection effort. This paper pres...
Poster
Full-text available
A special issue of Sensors (ISSN 1424-8220). This special issue belongs to the section "Intelligent Sensors". Deadline for manuscript submissions: 31 October 2021. ------------------------------------- Dear Colleagues, Recently, there has been a significant demand for sensing technology in the building and construction field. Timely collection a...
Article
Full-text available
To solve the problems in the establishment of city geographic information platform including difficulty in data acquisition and high development cost, this paper introduced open source technologies, and proposed a platform establishment method based on open source data, open source tools and open source framework. The proposed platform consists of...
Article
Full-text available
As an essential way to ensure success of construction projects, on-site inspection involves intensive paperwork, while generating large amounts of textual data. Lack of understanding of information hidden in text-based inspection records always leads to overlooking of important issues and deferred decisions. Therefore, a novel text mining approach...
Article
Full-text available
China's domestic building energy consumption and environmental monitoring industry is suffering from the absence of a universal standard. As a result, different monitoring systems tend to be mutually incompatible and the vast majority of the energy consumption and environmental monitoring data cannot be integrated into a comprehensive database whic...
Article
Full-text available
In the present study, a novel probabilistic approach is proposed to optimize a stand-alone hybrid wind-photovoltaic renewable energy system installed in the South China Sea. In detail, the probability distribution of power generated from a hybrid wind-photovoltaic system is estimated based on the probabilistic descriptions of wind and solar energy...
Article
Full-text available
In the construction area, visuals such as drawings, photos, videos, and 3D models, play a significant role in the design, build and maintenance of a facility, bringing efficiency to generate, transfer, and store information. Advanced visual computing techniques facilitate the understanding of design contents, work plans, and other types of informat...
Article
In order to investigate and predict dynamics and developments of the tropical cyclone boundary layer (TCBL), theoretical and engineering models depicting the TCBL wind field are of great academic and practical interest. In the present study, a linear height-resolving model, where the vertically varying turbulent diffusivity (K) and speed dependent...
Article
Full-text available
Tunnel engineering is one of the typical megaprojects given its long construction period, high construction costs and potential risks. Tunnel boring machines (TBMs) are widely used in tunnel engineering to improve work efficiency and safety. During the tunneling process, large amount of monitoring data has been recorded by TBMs to ensure constructi...
Article
Full-text available
For c-φ soil formation (cohesive soil) of limited width with ground surface overload behind a deep retaining structure, a modified active earth pressure calculation model is established in this study. And three key issues are addressed through improved soil arching effect. First, the soil-wall interaction mechanism is determined by considering the...
Cover Page
Full-text available
In terms of digitalization and data-driven decision-making, the Architectural, Engineering and Construction (AEC) industry is still signi cantly behind other industries. Nevertheless, the emergence of new technologies including big data, deep learning, and the Internet of ings (IoT), brings great opportunities for transforming the AEC industry. e d...
Conference Paper
Mechanical, Electrical and Plumbing (MEP) systems are critical assets in buildings. A series of systematic specifications have been developed and extensive experiences have been accumulated as human knowledge to guide the design and maintenance of MEP systems. However, most of the MEP-related knowledge is represented in the form of unstructured tex...
Article
Full-text available
Large-scale public buildings play an irreplaceable role in business, office, tourism, science, education, culture and health, communication and transportation. Due to technical difficulties, large public buildings usually lack operation and maintenance (O&M) management information platforms. To ease these difficulties, this paper presents an applic...
Article
Full-text available
Except for various properties, accurate and intuitive 3D representations of building elements and spaces are embedded in Building Information Models (BIMs). Thus, better understanding of spatial features of building elements and spaces is possible, which brings new opportunity in code compliance checking, indoor navigation, visualization, etc. With...
Article
Evacuation path planning is of significant importance to safely and efficiently evacuate occupants inside public buildings. Current computer simulation methods carry out evacuation analysis and then provide emergency education and management with a vivid virtual environment. However, efficient evacuation path planning approaches for evacuation guid...
Article
Full-text available
In mechanical, electrical, and plumbing (MEP) systems, logic chains refer to the upstream and downstream connections between MEP components. Generating the logic chains of MEP systems can improve the efficiency of facility management (FM) activities, such as locating components and retrieving relevant maintenance information for prompt failure dete...
Conference Paper
Full-text available
Detection of design changes is essential for collaboration and version management in the design process of buildings. However, current detection methods based on Building Information Modeling (BIM) usually cause unreliable or meaningless results. This is because most of the current researches look at the question from a data change view, which some...
Preprint
Full-text available
Detection of design changes is essential for collaboration and version management in the design process of buildings. However, current detection methods based on Building Information Modeling (BIM) usually cause unreliable or meaningless results. This is because most of the current researches look at the question from a data change view, which some...
Article
Full-text available
Structural safety during construction is vital to engineering success of large scale bridges. However, difficulties in time-dependent structural modeling and data fragmentation of different engineering and management systems remain unresolved, hindering the plan, do, check, and adjust (PDCA) loop for structural safety management during bridge const...
Article
Full-text available
With the development of modern information technologies and more frequent utilization of information systems to operation and maintenance (O&M) management, a great amount of O&M data are collected nowadays. However, because of the large volume and poor quality, as well as a lack of effective data analysis techniques, these data are rarely analyzed...
Article
Full-text available
As an emerging technology in the construction field, building information modeling/model (BIM) technology is making profound influence on the development of the construction industry, while the cross-disciplinary application of artificial intelligence (AI) technology has become increasingly widespread. The combination of BIM with AI methods is char...
Article
Full-text available
Metro protection is the task of evaluating, detecting, and controlling the potential threats presented by external projects to metro structures. To solve the problems encountered in metro protection work, including the isolation of models, difficulties in information extraction, and lack of data processing methods, this study introduced a building...
Article
Full-text available
There are a lot of sensor data collected in the construction, operation and maintenance of buildings, but these data only existed in the respective monitoring systems, leading to a situation of “information island”, thus the sensor data cannot be effectively used. BIM (building information model/modeling) technology can implement integrated managem...
Conference Paper
The past few decades have witnessed the birth and development of BIM technologies, greatly enhancing the extent, quality and efficiency of the operation and maintenance management of buildings. It is critical that the building managing community is aware of this groundbreaking tool. Traditional operation and maintenance management practices are lar...
Conference Paper
Full-text available
A large number of different forms of energy consumption information are generated during facility management. In addition, due to the uncertain and ambiguous external and internal environment of construction project, it is an important issue in energy consumption for operation staff to query required information efficiently. Moreover, implementatio...
Article
Full-text available
Huge amounts of data are generated daily during the operation and maintenance (O&M) phase of buildings. These accumulated data have the potential to provide deep information that can help improve facility management. Building Information Model/Modeling (BIM) technology has proven potential in O&M management in some studies, making it possible to st...
Article
In the present study, the spatial correlation coefficients of wind speeds at different heights in the atmospheric boundary layer under near-neutral conditions are calculated based on field measurements taken by Doppler SODARs. To guarantee near-neutral stability, only measurements associated with relatively high wind strength (wind speeds in the lo...
Article
Incomplete building information in delivery and the lack of compatible tools for Operation and Maintenance (O. &M) have hindered the development of the intelligent management of Mechanical, Electrical and Plumbing (MEP) systems. In fact, the information related to the O. &M management of the MEP system conventionally comes from the completion docum...
Article
Full-text available
Interoperability remains the key problem in multi-discipline collaboration based on building information modeling (BIM). Although various methods have been proposed to solve the technical issues of interoperability, such as data sharing and data consistency; organizational issues, including data ownership and data privacy, remain unresolved to date...
Article
Inadequate integration and interoperability are still inflicting an economic burden with the increasing requirement of model conversion between architectural and structural models. This paper presents a novel approach which combines an Industry Foundation Classes (IFC)-Application Program Interface (API) based conversion approach with our previous...
Conference Paper
Full-text available
Information technology such as Building Information Modeling, 3D-printing provides an innovative approach for construction project management, aiming at increasing efficiency, improving quality and reducing cost. Construction corporations in mainland China are making active attempts to increase the informatization level in construction projects. Th...
Conference Paper
Full-text available
Safety monitoring remains a challenging issue in engineering construction although the demand for safety monitoring has reached its peak. This study investigates the innovative application of building information modeling/model (BIM) technology in the safety monitoring of engineering projects. BIM technology provides the design and development of m...
Conference Paper
Full-text available
Ensuring personnel safety is mandatory in the operation and maintenance (O&M) management of large public buildings. Personnel safety hazards should be controlled in the O&M phase. As a crucial step in controlling hazards, the evaluation of the safety level should be based on the most accurate information. However, difficulties arise in such evaluat...
Article
Full-text available
In both structural and environmental wind engineering, the vertical variation of wind direction is important as it impacts both the torsional response of the high-rise building and the pedestrian level wind environment. In order to systematically investigate the vertical variation of wind directions (i.e., the so-called 'twist effect') induced by h...
Article
Full-text available
Though hilly topography influences both wind speeds and directions aloft, only the influence on wind speeds, i.e. the speed-up effect, has been thoroughly investigated. Due to the importance of a model showing the spatial variations of wind directions above hilly terrains, it is worthwhile to systematically assess the applicability and limitations...
Article
Full-text available
Industry foundation class (IFC) based building information modeling (BIM) systems has developed rapidly in recent years. However, there are still few methods and tools supporting web-oriented transmissions and queries of IFC model data. This paper describes a web-enabled IFC object model using the JSON format and the IFC data cache with the Redis d...
Article
Full-text available
The building information model/modeling (BIM) technology is currently applied in a broad range of applications and research for facility management, while the BIM-based mobile FM is difficult owing to various factors and environments. For example, the mobile applications usually require frequent cross-equipment compatibility. This paper proposes a...
Article
Medium and large construction projects typically involve multiple structural consultants who use a wide range of structural analysis applications. These applications and technologies have inadequate interoperability and there is still a dearth of investigations addressing interoperability issues in the structural engineering domain. This paper prop...
Article
Full-text available
This study explores the innovative application of BIM technology in bridge construction safety management, focusing on the BIM-based working condition management, safety monitoring management and analysis, aiming at the characteristics of Shiji Yellow River highway and railway dual purpose bridge project, such as large volume, high manufacturing ac...
Article
Full-text available
The industrialization of China is creating prefabricated pipelines instead of pipeline made on site. However, prefabricated pipeline design methods are not entirely suitable for manufacturing in the factory and assembling on site. A building information model (BIM) is introduced here for designing prefabricated pipelines. An automatic prefabricated...