Works (37)

Updated: August 16th, 2024 13:38

2017 journal article

Battle of Water Networks DMAs: Multistage Design Approach

JOURNAL OF WATER RESOURCES PLANNING AND MANAGEMENT, 143(10).

By: E. Salomons, O. Skulovich* & A. Ostfeld*

author keywords: Water distribution; Design; Optimization; Clustering; District metering areas (DMAs)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2017 journal article

Successive linear approximation methods for leak detection in water distribution systems

Journal of Water Resources Planning and Management, 143(8).

By: A. Berglund n, V. Areti n, D. Brill n & G. Mahinthakumar n

Contributors: A. Berglund n, V. Areti n, D. Brill n & G. Mahinthakumar n

TL;DR: In many modern water networks, an emerging trend is to measure pressure at various points in the network for operational reasons, and because leaks typically induce a signature on pressure, the number of measurement points is increased. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2015 journal article

A framework for incorporating ecological releases in single reservoir operation

Advances in Water Resources, 78, 9–21.

author keywords: Ecological flow requirements; Natural flow regime; Sustainable reservoir operation; Mixed integer linear programming
UN Sustainable Development Goal Categories
15. Life on Land (Web of Science; OpenAlex)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2015 journal article

Parallel Evolutionary Algorithm for Designing Water Distribution Networks to Minimize Background Leakage

Journal of Water Resources Planning and Management, 142(5).

By: M. Shafiee, A. Berglund, E. Berglund n, E. Brill n & G. Mahinthakumar n

Contributors: M. Shafiee, A. Berglund, E. Berglund n, E. Brill n & G. Mahinthakumar n

author keywords: Genetic algorithm; NSGA-II; Parallel programming; Water distribution system leak management; Battle of background leakage assessment for water networks
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, ORCID, NC State University Libraries
Added: August 6, 2018

2014 journal article

Evolutionary Computation-based Decision-making Framework for Designing Water Networks to Minimize Background Leakage

Procedia Engineering, 89, 118–125.

By: M. Shafiee n, A. Berglund*, E. Berglund n, E. Brill n & G. Mahinthakumar n

Contributors: M. Shafiee n, A. Berglund*, E. Zechman Berglund n, E. Downey Brill n & G. Mahinthakumar n

author keywords: genetic algorithm; water distribution system design; rehabilitation; infrastructure management
Sources: Crossref, ORCID, NC State University Libraries
Added: February 24, 2020

2014 journal article

Improved regional water management utilizing climate forecasts: An interbasin transfer model with a risk management framework

Water Resources Research, 50(8), 6810–6827.

By: W. Li n, A. Sankarasubramanian n, R. Ranjithan n & E. Brill n

author keywords: regional water management; inflow forecasts; interbasin transfer
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2013 conference paper

A Sensitivity Analysis of Data Measurement Types for Leak Detection in Water Distribution Systems

World Environmental and Water Resources Congress 2013, 611–616.

By: M. Jasper n, G. Mahinthakumar n, S. Ranjithan n & E. Brill n

Contributors: M. Jasper n, G. Mahinthakumar n, S. Ranjithan n & E. Brill n

Event: World Environmental and Water Resources Congress 2013

Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2013 journal article

Battle of the Water Networks II

Journal of Water Resources Planning and Management, 140(7), 04014009.

By: A. Marchi*, E. Salomons, A. Ostfeld*, Z. Kapelan*, A. Simpson*, A. Zecchin*, H. Maier*, Z. Wu* ...

Contributors: A. Marchi*, E. Salomons, A. Ostfeld*, Z. Kapelan*, A. Simpson*, A. Zecchin*, H. Maier*, Z. Wu* ...

author keywords: Water distribution systems; Optimization; Design; Pump operation
Sources: Crossref, Web Of Science, NC State University Libraries, ORCID
Added: February 24, 2020

2013 conference paper

Leak Detection in Water Distribution Systems Using the Dividing Rectangles (DIRECT) Search

World Environmental and Water Resources Congress 2013, 813–820.

By: M. Jasper n, G. Mahinthakumar n, S. Ranjithan n & E. Brill n

Contributors: M. Jasper n, G. Mahinthakumar n, S. Ranjithan n & E. Brill n

Event: World Environmental and Water Resources Congress 2013

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2012 journal article

Contaminant source characterization in water distribution systems using binary signals

Journal of Hydroinformatics, 14(3), 585–602.

By: J. Kumar*, E. Brill n, G. Mahinthakumar n & S. Ranjithan n

Contributors: J. Kumar*, E. Brill n, G. Mahinthakumar n & S. Ranjithan n

author keywords: contaminant warning system; evolutionary algorithms; non-uniqueness; water distribution systems; water quality sensors
Sources: Web Of Science, Crossref, NC State University Libraries, ORCID
Added: August 6, 2018

2012 conference paper

Parallel Multi-Swarm Optimization Framework for Search Problems in Water Distribution Systems

World Environmental and Water Resources Congress 2012, 3217–3224.

Contributors: S. Sreepathi n, D. Brill n, R. Ranjithan n & G. Mahinthakumar n

Event: World Environmental And Water Resources Congress 2012

TL;DR: A parallel optimization framework using multiple concurrent particle swarms is developed and applied to water distribution problems and details of the enabling framework that couples the optimization methods with a parallel simulator built around EPANET will be discussed. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2012 conference paper

Probabilistic Mapping of Water Leakage Characterizations Using a Bayesian Approach

World Environmental and Water Resources Congress 2012, 3248–3256.

By: M. Barandouzi n, G. Mahinthakumar n, R. Ranjithan n & E. Brill n

Contributors: M. Barandouzi n, G. Mahinthakumar n, R. Ranjithan n & E. Brill n

Event: World Environmental And Water Resources Congress 2012

Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2010 conference paper

Detection of Leaks in Water Distribution System Using Routine Water Quality Measurements

World Environmental and Water Resources Congress 2010, 4185–4192.

Event: World Environmental and Water Resources Congress 2010

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2010 conference paper

Identification of Reactive Contaminant Sources in a Water Distribution System under the Conditions of Data Uncertainties

World Environmental and Water Resources Congress 2010, 4347–4356.

Contributors: J. Kumar n, E. Brill n, G. Mahinthakumar n & R. Ranjithan n

Event: World Environmental and Water Resources Congress 2010

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2009 conference paper

A Hybrid Heuristic Search Approach for Contaminant Source Characterization

World Environmental and Water Resources Congress 2009, 342, 645–654.

By: L. Liu n, E. Brill n, G. Mahinthakumar n & S. Ranjithan n

Contributors: L. Liu n, E. Brill n, G. Mahinthakumar n & S. Ranjithan n

Event: World Environmental and Water Resources Congress 2009

TL;DR: An investigation that builds upon the prior work by introducing a hybrid heuristic search method for the real-time characterization of a contaminant source by integrating the ES-based ADOPT with a logistic regression analysis and a local improvement method to expedite the convergence and possibly solve the problem quickly. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2009 conference paper

Characterizing Reactive Contaminant Sources in a Water Distribution System

World Environmental and Water Resources Congress 2009, 342, 666–671.

Contributors: J. Kumar n, E. Brill n, G. Mahinthakumar n & R. Ranjithan n

Event: World Environmental and Water Resources Congress 2009

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2009 journal article

Simulation-Optimization Framework to Support Sustainable Watershed Development by Mimicking the Predevelopment Flow Regime

Journal of Water Resources Planning and Management, 136(3), 366–375.

By: L. Reichold n, E. Zechman n, E. Brill n & H. Holmes n

author keywords: Simulation optimization; Watershed management; Urbanization; Modeling to generate alternatives; Genetic algorithm
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2008 conference paper

Adaptive Contamination Source Identification in Water Distribution Systems Using an Evolutionary Algorithm-based Dynamic Optimization Procedure

Water Distribution Systems Analysis Symposium 2006, 123.

By: L. Liu n, E. Zechman n, E. Brill, Jr., G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Contributors: L. Liu n, E. Zechman n, E. Brill Jr., G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Event: Eighth Annual Water Distribution Systems Analysis Symposium (WDSA)

TL;DR: A new multi population-based search using an evolutionary algorithm (EA) that at any time represents the solution state that best matches the available observations that is demonstrated for a contamination source identification problem in an illustrative water distribution network. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2008 conference paper

Addressing Non-uniqueness in a Water Distribution Contaminant Source Identification Problem

Water Distribution Systems Analysis Symposium 2006, 126.

By: E. Zechman n, E. Brill, Jr., G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Contributors: E. Zechman n, E. Brill Jr., G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Event: Eighth Annual Water Distribution Systems Analysis Symposium (WDSA)

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2008 conference paper

Contaminant Source Characterization Using Logistic Regression and Local Search Methods

World Environmental and Water Resources Congress 2008, 316.

By: L. Liu n, E. Brill, Jr., G. Mahinthakumar n & S. Ranjithan n

Contributors: L. Liu n, E. Brill Jr., G. Mahinthakumar n & S. Ranjithan n

Event: World Environmental and Water Resources Congress 2008

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2008 conference paper

Source Identification for Contamination Events Involving Reactive Contaminants

World Environmental and Water Resources Congress 2008, 316.

By: J. Kumar n, E. Brill n, S. Ranjithan n, G. Mahinthakumar n & J. Uber*

Contributors: J. Kumar n, E. Brill n, S. Ranjithan n, G. Mahinthakumar n & J. Uber*

Event: World Environmental and Water Resources Congress 2008

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2007 journal article

Closure to "optimal design of redundant water distribution networks using a cluster of workstations" by Sujay V. Kumar, Troy A. Doby, John W. Baugh Jr., E. Downey Brill, and S. Ranji Ranjithan

Journal of Water Resources Planning and Management, 133(6), 580–581.

By: S. Kumar n, T. Doby n, J. Baugh n, E. Brill n & S. Ranjithan n

Contributors: S. Kumar n, T. Doby n, J. Baugh Jr., E. Brill n & S. Ranjithan n

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2007 conference paper

Considering Demand Variability and Measurement Uncertainties in Adaptive Source Characterization in Water Distribution Networks

World Environmental and Water Resources Congress 2007. Presented at the World Environmental and Water Resources Congress 2007.

By: L. Liu n, E. Brill, Jr., G. Mahinthakumar n, J. Uber*, E. Zechman n & S. Ranjithan n

Contributors: L. Liu n, E. Downey Brill Jr., G. Mahinthakumar n, J. Uber*, E. Zechman n & S. Ranjithan n

Event: World Environmental and Water Resources Congress 2007

UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2007 chapter

Cyberinfrastructure for Contamination Source Characterization in Water Distribution Systems

In Y. Shi, G. D. van Albada, J. Dongarra, & P. M. A. Sloot (Eds.), Computational Science – ICCS 2007: Vol. 4487 LNCS (pp. 1058–1065).

By: S. Sreepathi n, K. Mahinthakumar n, E. Zechman n, R. Ranjithan n, D. Brill n, X. Ma n, G. von Laszewski*

Contributors: S. Sreepathi n, K. Mahinthakumar n, E. Zechman n, R. Ranjithan n, D. Brill n, X. Ma n, G. Von Laszewski*

Ed(s): Y. Shi, G. van Albada, J. Dongarra & P. Sloot

TL;DR: This paper focuses on the development of specific middleware components of the cyberinfrastructure that enables efficient seamless execution of the application core in a grid environment. (via Semantic Scholar)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2007 conference paper

Evaluation of Non-Uniqueness in Contaminant Source Characterization Based on Sensors with Event Detection Methods

World Environmental and Water Resources Congress 2007. Presented at the World Environmental and Water Resources Congress 2007.

By: J. Kumar n, E. Zechman n, E. Brill n, G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Contributors: J. Kumar n, E. Zechman n, E. Brill n, G. Mahinthakumar n, S. Ranjithan n & J. Uber*

Event: World Environmental and Water Resources Congress 2007

TL;DR: An evolutionary algorithm-based procedure for source characterization and for assessing nonuniqueness by generating a set of maximally different alternatives is extended here to characterize a contaminant source and any non-uniqueness arising by using sensor information processed through different event detection methods. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Crossref, NC State University Libraries, ORCID
Added: February 24, 2020

2006 chapter

An Adaptive Cyberinfrastructure for Threat Management in Urban Water Distribution Systems

In V. N. Alexandrov, G. D. Albada, P. M. A. Sloot, & J. Dongarra (Eds.), Computational Science – ICCS 2006 (pp. 401–408).

By: K. Mahinthakumar n, G. von Laszewski*, R. Ranjithan n, D. Brill n, J. Uber*, K. Harrison*, S. Sreepathi n, E. Zechman n

Contributors: K. Mahinthakumar n, G. Von Laszewski*, R. Ranjithan n, D. Brill n, J. Uber*, K. Harrison*, S. Sreepathi n, E. Zechman n

Ed(s): V. Alexandrov, G. Albada, P. Sloot & J. Dongarra

TL;DR: The development of an adaptive cyberinfrastructure system facilitated by a dynamic workflow design such that the measurement system, the analytical modules and the computing resources can mutually adapt and steer each other. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: NC State University Libraries, Crossref, NC State University Libraries, ORCID
Added: August 6, 2018

2006 journal article

Conjunctive use of models to design cost-effective ozone control strategies

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 56(6), 800–809.

By: J. Fu*, E. Brill n & S. Ranjithan n

MeSH headings : Air Pollution / prevention & control; Environmental Monitoring; Models, Theoretical; Nitrogen Oxides / analysis; Organic Chemicals / analysis; Oxidants, Photochemical / analysis; Ozone / analysis; Volatilization
TL;DR: This study presents a new approach for designing air quality management strategies; a simpleAir quality model is used conjunctively with a complex air quality model to obtain low-cost management strategies. (via Semantic Scholar)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2006 journal article

Optimal design of redundant water distribution networks using a cluster of workstations

Journal of Water Resources Planning and Management, 132(5), 374–384.

By: S. Kumar n, T. Doby n, J. Baugh n, E. Brill n & S. Ranjithan n

Contributors: S. Kumar n, T. Dovy, J. Baugh Jr., E. Brill n & S. Ranjithan n

TL;DR: It is concluded that a GA-based approach to obtaining cost-effective, redundant solutions for the least-cost design of looped pipe networks can be effectively used on a heterogeneous network of nondedicated workstations. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (Web of Science; OpenAlex)
Sources: NC State University Libraries, ORCID, NC State University Libraries
Added: August 6, 2018

2002 journal article

Life-Cycle-based Solid Waste Management. II: Illustrative Applications

Journal of Environmental Engineering, 128(10), 993–1005.

By: E. Solano*, R. Dumas*, K. Harrison n, S. Ranjithan n, M. Barlaz n & E. Downey Brill n

Sources: NC State University Libraries, NC State University Libraries, Crossref
Added: August 6, 2018

2002 journal article

Life-cycle-based solid waste management. I: Model development

Journal of Environmental Engineering (New York, N.Y.), 128(10), 981–992.

By: E. Solano*, S. Ranjithan n, M. Barlaz n & E. Brill n

Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2001 journal article

Decision support tool for life-cycle-based solid waste management

Journal of Computing in Civil Engineering, 15(1), 44–58.

By: K. Harrison n, R. Dumas n, E. Solano n, M. Barlaz n, E. Brill n & S. Ranjithan n

TL;DR: A new computer-based decision support framework that integrates process models that quantify the life-cycle inventory of a range of pollutants and costs for an extensive municipal solid waste system, an optimization search procedure that identifies strategies that meet cost and environmental objectives and site-specific restrictions, and a user-friendly interface that facilitates utilization of these components by practitioners. (via Semantic Scholar)
Sources: NC State University Libraries, NC State University Libraries
Added: August 6, 2018

2001 journal article

Genetic algorithm approaches for addressing unmodeled objectives in optimization problems

ENGINEERING OPTIMIZATION, 33(5), 549–569.

By: D. Loughlin n, . Ranjithan n, E. Brill n & J. Baugh n

author keywords: genetic algorithm; multimodal; modeling to generate alternatives; sharing; niching
TL;DR: Two techniques for performing MGA using genetic algorithms (GAs) are investigated and compared and one of these techniques, which uses specialized MGA operators, is shown to produce solutions that are both better in quality and more different. (via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: August 6, 2018

2000 journal article

Application of genetic algorithms for the design of ozone control strategies

JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 50(6), 1050–1063.

By: D. Loughlin n, . Ranjithan n, J. Baugh n & E. Brill n

Contributors: D. Loughlin n, S. Ranjithan n, J. Baugh n & E. Brill n

MeSH headings : Air Pollution / analysis; Algorithms; Decision Making; Environmental Pollution / prevention & control; Models, Genetic; Oxidants, Photochemical; Ozone; Policy Making; Public Policy
TL;DR: The use of genetic algorithms (GAs) as an alternative optimization approach for developing ozone control strategies is discussed and it is anticipated that such an approach will be practical in the near term for supporting regulatory decision-making. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: August 6, 2018

1998 conference paper

Development of alternative solid waste management options with economic and environmental considerations: A mathematical modeling approach

International Solid Waste Association 1998 World Congress, Charlotte, NC, Oct. 26-29, 1998, (1998 Oct.).

By: S. Ranjithan, M. Barlaz, E. Brill, R. Dumas, K. Harrison, B. Kosmicki, E. Solano

Source: NC State University Libraries
Added: August 6, 2018

1998 conference paper

Prototype decision support tool for developing tropospheric ozone control strategies

Water resources and the urban environment-98: Proceedings of the 1998 National Conference on Environmental Engineering. ASCE Joint 25th Annual Conference on Water Resources Planning and Management and 1998 National Conference on Environmental Engineering, Chicago, IL, June 7-10,1998. Reston, VA: American Society of Civil Engineers.

By: D. Loughlin, S. Ranjithan, E. Brill, J. Baugh & S. Fine

Source: NC State University Libraries
Added: August 6, 2018

1997 journal article

A mathematical programming approach for generating alternatives in discrete structural optimization

ENGINEERING OPTIMIZATION, 28(1-2), 1–31.

By: J. Baugh n, S. Caldwell n & E. Brill n

author keywords: multiple-objective programming; decision-support systems; mathematical modelling; design
TL;DR: This paper describes an approach to modelling that recognizes limitations and allows a designer to explore unmodelled issues in a joint human-computer cognitive system and shows that alternatives produced using these techniques are different, and often better, with respect to interesting objectives not present in the model. (via Semantic Scholar)
UN Sustainable Development Goal Categories
16. Peace, Justice and Strong Institutions (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

1997 chapter

Effluent charges and transferable discharge permits

In C. ReVelle & A. E. McGarity (Eds.), Design and operation of civil and environmental engineering systems (pp. 657–690). New York: Wiley.

By: E. Brill

Ed(s): . C. ReVelle & A. McGarity

Source: NC State University Libraries
Added: August 6, 2018

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