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Strategic Project Management to Use the Grand Challenge Scholars Program to Address Urban Infrastructure

David A. Wyrick,Warren Myers

《工程管理前沿(英文)》 2016年 第3卷 第3期   页码 203-205 doi: 10.15302/J-FEM-2016046

摘要: Throughout the world, infrastructure to support cities is critical to support sustainable and responsible economic development. This can include new infrastructure projects in the case of growing areas. It can also include the renewal and upgrading of existing infrastructure in areas that have been inhabited and already developed. Infrastructure includes roads, bridges and transportation systems; power grids and energy service; internet and telecommunications; and water and sewer services. This development can be part of a system of systems, in which government, industries, and universities can contribute knowledge, skills, and abilities. This paper will investigate the strategic project management taken by one university to provide an academic experience that will prepare engineering students to address several of the Grand Engineering Challenges of the 21st Century, as identified by the US National Academy of Engineering. The challenges relating to energy, water, information, and urban infrastructure can be approached using the functions of teaching, research, and service. By approaching the challenges strategically, resources of faculty time, student effort and laboratory facilities can be leveraged to achieve greater results. This case study will describe the efforts and results to date and identify opportunities for future growth.

关键词: Grand Challenges     urban infrastructure development     engineering management     system of systems     strategic management     engineering management case study    

Upgrading to urban water system 3.0 through sponge city construction

Nanqi Ren, Qian Wang, Qiuru Wang, Hong Huang, Xiuheng Wang

《环境科学与工程前沿(英文)》 2017年 第11卷 第4期 doi: 10.1007/s11783-017-0960-4

摘要: Urban water system 3.0 (Blue, gray, brown and yellow arrows represent water flow, wastewater flow, resource and energy respectively) Facing the pressure of excessive water consumption, high pollution load and rainstorm waterlogging, linear and centralized urban water system, system 2.0, as well as traditional governance measures gradually exposed characters of water-sensitivity, vulnerability and unsustainability, subsequently resulting in a full-blown crisis of water shortage, water pollution and waterlogging. To systematically relieve such crisis, we established healthy urban water-cycling system 3.0, in which decentralized sewerage systems, spongy infrastructures and ecological rivers play critical roles. Through unconventional water resource recycling, whole process control of pollutions and ecological restoration, system 3.0 with integrated management measures, is expected to fit for multiple purposes which involve environmental, ecological, economic and social benefits. With advantages of flexibility, resilience and sustainability, water system 3.0 will show an increasingly powerful vitality in the near future.

关键词: Water crisis     Urban water system     Spongy city     Decentralized system     Multi-purpose    

Substance flow analysis for an urban drainage system of a representative hypothetical city in China

Hua BAI, Siyu ZENG, Xin DONG, Jining CHEN

《环境科学与工程前沿(英文)》 2013年 第7卷 第5期   页码 746-755 doi: 10.1007/s11783-013-0551-y

摘要: This paper discusses the use of substance flow analysis (SFA) as a tool to support quantified research on urban drainage systems. Based on the principle of mass balance, a static substance flow model is established to describe and examine the routes and intensities of water, chemical oxygen demand (COD), total nitrogen (TN) and total phosphorus (TP) for a representative hypothetical city (RH city) in China, which is a devised and scaled city using statistical characteristics of urban circumstances at the national level. It is estimated that the annual flux of water, COD, TN and TP through the urban drainage system in 2010 was 55.1 million m , 16037.3 t, 1649.5 t and 209.7 t, respectively. The effluent of wastewater treatment plant (WWTP) was identified as the most important pathway for pollutant emissions, which contributed approximately 60% of COD, 65% of TN and 50% of TP to receiving water. During the wastewater treatment process, 1.0 million m , 7042.5 t, 584.2 t and 161.4 t of the four studied substances had been transmitted into sludge, meanwhile 3813.0 t of COD and 394.0 t of TN were converted and emitted to the atmosphere. Compared with the representative hypothetical city of 2000, urban population and the area of urban built districts had expanded by approximately 90% and 80% respectively during the decade, resulting in a more than threefold increase in the input of substances into the urban drainage system. Thanks to the development of urban drainage systems, the total loads of the city were maintained at a similar level.

关键词: substance flow analysis (SFA)     urban drainage system     representative hypothetical city (RH city)     water pollution control    

工程科技与城市经济

徐匡迪

《中国工程科学》 2000年 第2卷 第10期   页码 17-20

Sustainable design of sanitation system based on material and value flow analysis for urban slum in Indonesia

Ken USHIJIMA, Mitsuteru IRIE, Neni SINTAWARDANI, Jovita TRIASTUTI, Umi HAMIDAH, Tadaharu ISHIKAWA, Naoyuki FUNAMIZU

《环境科学与工程前沿(英文)》 2013年 第7卷 第1期   页码 120-126 doi: 10.1007/s11783-012-0460-5

摘要: Material flow analysis (MFA) and value flow analysis (VFA) were applied to the sanitation system in an urban slum in Indonesia. Based on the results of the MFA and VFA, garbage and excreta disposal costs were evaluated to be 0.7% and 1.1%, respectively, of per capita income. Such value flows seem reasonable in light of the recognized affordability to pay (ATP) standard. However, current excreta disposal methods create negative impacts on downstream populations. Because such disadvantages do not go back to disposers, but passed to downstream, the current value flow structure does not motivate individual toilet users to install treatment facility. Based on current material and value flow structures, a resource recycling sanitation system scenario was examined. Based on VFA, an affordable initial cost for such a system was calculated; this was found to be comparable in price to a cheaper composting toilet that is currently available in the market.

关键词: material flow     value flow     resource recycling system     sustainable design     initial cost     urban slum    

Water environment security indicator system for urban water management

Tian HAO, Pengfei DU, Yun GAO

《环境科学与工程前沿(英文)》 2012年 第6卷 第5期   页码 678-691 doi: 10.1007/s11783-012-0450-7

摘要: Water environment security (WES) is defined in terms of three aspects: first, that it meets basic demands due to industrial and domestic usage; second, that it protects public health from acute and chronic threats; and third, that measures are adopted to ensure sustainable ecological functioning of freshwater resources. Limitations associated with current water environment security indicators in China — including inefficiency in terms of environmental monitoring, inappropriate indicators and parameters that do not take sufficient account of local water characteristics, and a lack of management targets — leads to a failure of effective water management. To achieve better water environment management, a systematic approach, encompassing several steps including establish ideal indicator system and narrow down the scope, screen priority pollutants, identify local characteristics and organize discussion workshop, should be followed to establish a comprehensive water environment indicator system. A case study in Suzhou is included to demonstrate the detailed operational procedures used to assess the risks associated with poor management practices relating to water environment security as well as design an appropriate water environment security indicator system.

关键词: water environment security     supervision and management     monitoring parameter     indicator system     Suzhou    

Coupling analysis of passenger and train flows for a large-scale urban rail transit system

《工程管理前沿(英文)》 2023年 第10卷 第2期   页码 250-261 doi: 10.1007/s42524-021-0180-2

摘要: Coupling analysis of passenger and train flows is an important approach in evaluating and optimizing the operation efficiency of large-scale urban rail transit (URT) systems. This study proposes a passenger–train interaction simulation approach to determine the coupling relationship between passenger and train flows. On the bases of time-varying origin–destination demand, train timetable, and network topology, the proposed approach can restore passenger behaviors in URT systems. Upstream priority, queuing process with first-in-first-serve principle, and capacity constraints are considered in the proposed simulation mechanism. This approach can also obtain each passenger’s complete travel chain, which can be used to analyze (including but not limited to) various indicators discussed in this research to effectively support train schedule optimization and capacity evaluation for urban rail managers. Lastly, the proposed model and its potential application are demonstrated via numerical experiments using real-world data from the Beijing URT system (i.e., rail network with the world’s highest passenger ridership).

关键词: urban rail transit     coupling analysis     passenger–train interaction     large-scale simulation    

Reliability analysis of urban gas transmission and distribution system based on FMEA and correlation

Su LI,Weiguo ZHOU

《能源前沿(英文)》 2014年 第8卷 第4期   页码 443-448 doi: 10.1007/s11708-014-0336-4

摘要: In order to improve the safety management of urban gas transmission and distribution system, failure mode and effects analysis (FMEA) was used to construct the reliability analysis system of the pipeline network. To solve the problem of subjectivity and uncertainty of the multi-expert decision making, the correlation operator was introduced into the calculation of the risk priority number (RPN). Using FMEA along with weight analysis and expert investigation approach, the FMEA evaluation table was given, including five failure modes, risk priority numbers, failure causes and effects, as well as corrective actions. The results show that correlation operator can directly process the linguistic terms and quantify the priority of the risks.

关键词: gas transmission and distribution system     risk evaluation     reliability analysis     failure mode and effects analysis (FMEA)     correlation operator    

Dynamic simulation of urban water metabolism under water environmental carrying capacity restrictions

Weihua ZENG,Bo WU,Ying CHAI

《环境科学与工程前沿(英文)》 2016年 第10卷 第1期   页码 114-128 doi: 10.1007/s11783-014-0669-6

摘要: A revised concept for urban water metabolism (UWM) is presented in this study to address the inadequacies in current research on UWM and the problems associated with the traditional urban water metabolic process. Feedback loops can be analyzed to increase the water environmental carrying capacity (WECC) of the new urban water metabolism system (UWMS) over that of a traditional UWMS. An analysis of the feedback loops of an UWMS was used to construct a system dynamics (SD) model for the system under a WECC restriction. Water metabolic processes were simulated for different scenarios using the Tongzhou District in Beijing as an example. The results for the newly developed UWM case showed that a water environment of Tongzhou District could support a population of 1.1926 × 10 , an irrigation area of 375.521 km , a livestock of 0.7732 × 10 , and an industrial value added of ¥193.14 × 10 (i.e. about US$28.285× 10 ) in 2020. A sensitivity analysis showed that the WECC could be improved to some extent by constructing new sewage treatment facilities or by expanding the current sewage treatment facilities, using reclaimed water and improving the water circulation system.

关键词: urban water metabolism system (UWMS)     system dynamic simulation     water environmental carrying capacity (WECC)     feedback loops     bilateral control    

Presence, dissemination and removal of antibiotic resistant bacteria and antibiotic resistance genes in urbandrinking water system: A review

Qiaowen Tan, Weiying Li, Junpeng Zhang, Wei Zhou, Jiping Chen, Yue Li, Jie Ma

《环境科学与工程前沿(英文)》 2019年 第13卷 第3期 doi: 10.1007/s11783-019-1120-9

摘要:

Reviewed the change of ARGs and ARB in full-scale urban drinking water systems.

Conventional processes are more promising than BAC process in ARGs removal.

Mechanisms of ARGs enrichment and spread in BAC filter and DWDSs are discussed.

Raise the need of future research on ARGs and ARB change in building plumbing systems.

关键词: Antibiotic resistant bacteria     Antibiotic resistance genes     Water source     Drinking water treatment plant     Drinking water distribution system     Urban drinking water system    

工程 工程系统 工程系统论与工程科学体系

王连成

《中国工程科学》 2001年 第3卷 第6期   页码 15-18

摘要:

从分析工程的基本内容、性质和特征人手,引出了工程系统的概念,接着应用一般系统论思想讨论了工程系统论的研究对象和研究方法,并论述了它在整个工程科学体系中的元学科地位。

关键词: 工程     系统     系统论     学科    

The Exploration and Practice of the Development of Green Eco-Urban Areas in Guangzhou International Financial

Jia-meng Chen,Peng Liu

《工程管理前沿(英文)》 2016年 第3卷 第1期   页码 87-96 doi: 10.15302/J-FEM-2016003

摘要: Active exploration has been carried out to determine a pattern for developing green eco-urban areas in the Starting Area of Guangzhou International Financial City with an emphasis on the core role of comprehensive green arrangement. By comparing and analyzing existing research, development of green technologies at home and abroad, and indicator systems of green urban areas of similar sizes, the builders developed a green ecological indicator system. They proposed a new concept called “district-level indicator” in order to emphasize the importance of classifying indicators according to different project situations. By verifying the indicators for all land parcels and assessing future costs and efficiency, experience accumulated in this project can be beneficial for future green eco-urban area development projects.

关键词: Guangzhou International Financial City     green eco-urban area     indicator system     case verification    

中国城市轨道交通可持续发展的工程管理议题

杨文武

《中国工程科学》 2013年 第15卷 第11期   页码 80-86

摘要:

中国大力发展城市轨道交通,是加速城镇化建设和实现可持续发展的重大战略举措。城市轨道交通可持续发展的核心议题,就是以轨道交通建设引导城市发展(TOD),整合资源以激发、创造轨道和城市发展的正能级,创新体制和创新技术以优化资源配置,吸引民间资本参与轨道交通的投资、建设和运营,实现可持续的多赢目标。本文剖析香港“铁路+物业”综合发展模式的内涵,以深圳地铁6 号线TOD研究项目为例,讨论中国城市轨道交通可持续发展的工程管理议题,探索轨道带动新城镇发展和城镇发展反哺轨道建设的可持续发展模式。

关键词: 城市轨道交通     铁路+物业     可持续发展     TOD     公私合作经营(PPP)     工程管理    

Design and evaluation of control strategies in urban drainage systems in Kunming city

Xin Dong, Senchen Huang, Siyu Zeng

《环境科学与工程前沿(英文)》 2017年 第11卷 第4期 doi: 10.1007/s11783-017-0968-9

摘要: Real time control (RTC) of urban drainage systems (UDSs) is an important measure to reduce combined sewer overflow (CSO) and urban flooding, helping achieve the aims of ‘Sponge City’. Application of RTC requires three main steps: strategy design, simulation-based evaluation and field test. But many of published RTC studies are system-specific, lacking discussions on how to design a strategy step by step. In addition, the existing studies are prone to use hydrologic model to evaluated strategies, but a more precise and dynamic insight into strategy performance is needed. To fill these knowledge gaps, based on a case UDS in Kunming city, a study on RTC strategy design and simulation-based evaluation is performed. Two off-line volume-based RTC strategy design principles, and , are emphasized. Following these principles, a detailed design procedure is shown for the case UDS resulting in three RTC strategies: static, constant and equal filling. The proposed strategies are evaluated based on a hydrodynamic model- Storm Water Management Model (SWMM) - under four typical rainfall events characterized by different return periods (1-year or 0.5 year) and different spatial distributions (uniform or uneven). The equal filling strategy outperforms other two strategies and it can achieve 10% more CSO reduction and 5% more flooding reduction relative to the no-tank case.

关键词: Urban drainage system     Real time control     Static strategy     Constant strategy     Equal filling strategy    

Region-gridding recycling of bulk organic waste: Emerging views based on coordinated urban and rural

Wenbing Tan, Dongyu Cui, Xiaohui Zhang, Beidou Xi

《环境科学与工程前沿(英文)》 2020年 第14卷 第6期 doi: 10.1007/s11783-020-1291-4

摘要: Abstract Bulk organic waste (BOW) has a large output in China. The improper disposal of BOW will not only bring serious environmental pollution, but also cause waste of biomass resources. The viewpoint proposes a region-gridding recycling management system of BOW that highlights the coordinated development of environmental, agricultural and energy elements in urban and rural areas. The viewpoint aims to drive the upstream and downstream industrial chains of BOW treatments, avoid the repeated construction of resource facilities, guide the upgrading of resource-based technologies, promote the professionalization of farmers, and thus built the high-quality modern agricultural recycling industrial park based on system management.

关键词: Bulk organic waste     Recycling     Urban-rural coordination     Management system    

标题 作者 时间 类型 操作

Strategic Project Management to Use the Grand Challenge Scholars Program to Address Urban Infrastructure

David A. Wyrick,Warren Myers

期刊论文

Upgrading to urban water system 3.0 through sponge city construction

Nanqi Ren, Qian Wang, Qiuru Wang, Hong Huang, Xiuheng Wang

期刊论文

Substance flow analysis for an urban drainage system of a representative hypothetical city in China

Hua BAI, Siyu ZENG, Xin DONG, Jining CHEN

期刊论文

工程科技与城市经济

徐匡迪

期刊论文

Sustainable design of sanitation system based on material and value flow analysis for urban slum in Indonesia

Ken USHIJIMA, Mitsuteru IRIE, Neni SINTAWARDANI, Jovita TRIASTUTI, Umi HAMIDAH, Tadaharu ISHIKAWA, Naoyuki FUNAMIZU

期刊论文

Water environment security indicator system for urban water management

Tian HAO, Pengfei DU, Yun GAO

期刊论文

Coupling analysis of passenger and train flows for a large-scale urban rail transit system

期刊论文

Reliability analysis of urban gas transmission and distribution system based on FMEA and correlation

Su LI,Weiguo ZHOU

期刊论文

Dynamic simulation of urban water metabolism under water environmental carrying capacity restrictions

Weihua ZENG,Bo WU,Ying CHAI

期刊论文

Presence, dissemination and removal of antibiotic resistant bacteria and antibiotic resistance genes in urbandrinking water system: A review

Qiaowen Tan, Weiying Li, Junpeng Zhang, Wei Zhou, Jiping Chen, Yue Li, Jie Ma

期刊论文

工程 工程系统 工程系统论与工程科学体系

王连成

期刊论文

The Exploration and Practice of the Development of Green Eco-Urban Areas in Guangzhou International Financial

Jia-meng Chen,Peng Liu

期刊论文

中国城市轨道交通可持续发展的工程管理议题

杨文武

期刊论文

Design and evaluation of control strategies in urban drainage systems in Kunming city

Xin Dong, Senchen Huang, Siyu Zeng

期刊论文

Region-gridding recycling of bulk organic waste: Emerging views based on coordinated urban and rural

Wenbing Tan, Dongyu Cui, Xiaohui Zhang, Beidou Xi

期刊论文