Articles & Papers

 

Monitoring Progress: Nailing Down Water Hammer And Its Implications

By Telog, A Trimble Company

If you don't know what a water hammer is, well, that's a big part of the problem. It's an all-too-frequent issue for water systems everywhere, striking in pipelines that are growing more susceptible to failure as they age.

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New technologies and challenges are pushing utilities to create smart networks.

By Adrian Newcombe, business area director, Trimble Water

Published by Pumps & Systems, March 2017, this article discusses how the water industry is using new technologies to address challenges they are facing with aging infrasturcture, budgetary constraints, weather and more.

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Centralize and Streamline

By Justin Gray, Patrick Fitzgerald & Chase Dabney, Louisville Metropolitan Sewer District

Originally published in the May 2012 issue of Water & Wastes Digest, this article discusses how Louisville MSD uses Telog's EIMS (environmental information management system) to successfully mitigate over 200 sanitary sewer overflows.

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Comprehensive Flow Monitoring Program, The Baltimore City Approach

By Carlos A. Espinosa, Baltimore City DPW

Reprinted with permission from Proceedings of WEFTEC®.07, the 80th Annual Water Environment Federation Technical Exhibition and Conference, San Diego, CA, October 13 – 17, 2007. Copyright © 2007 Water Environment Federation, Alexandria, Virginia.

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Computing Flow through Wastewater Lift Stations

By Dave Baginski, Telog, A Trimble Company

Lift stations can be costly and difficult to monitor, but collection systems operators need to monitor them to track performance and avoid pump failures, wet well overflows and a host of other problems.

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Data Logger/SCADA Integration Saves Time for Field Crews, Permits Early Warning of Problems

By Charles Calapa, MWRA

The Massachusetts Water Resources Authority can monitor flow and pressure data in real time, by integrating its water meter data with its SCADA system using Telog RTUs.

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Data Loggers Provide Cost Effective System Monitoring, Alarming and SCADA Backup

By Charles Calapa, MWRA

Presented by Charles Calapa on March 31, 2004 at the New England Water Works Association's 2004 Spring Joint Regional Conference and Exhibition

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Flow Metering - The Story it Tells

Millcreek Township Sewer Authority

The Millcreek Township Sewer Authority, working in close association with the city of Erie, Bureau of Sewers, is using the Telog flow metering system and finding significant benefits in the story it tells.

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Guidelines for Data Collection, Processing, Validation and Transfer of Flow Monitoring Data

City of Baltimore DPW

The City of Baltimore’s comprehensive sewer system improvement effort included a plan to measure sewer flows at 366 locations simultaneously. Telog was one of the three national flow-monitoring firms engaged in the project.

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I&I Study Reveals Much About Sudbury's Wastewater Collection System

By Robert G. Langlois, R.V. Anderson Associates

Originally published in the March/April 2012 issue of Environmental Science Engineering Magazine. This article relates how the City of Greater Sudbury, Ontario uses Telog's Ru-33 to gather and wirelessly transfer data for an I&I study.

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Impulse Detection Leads to Mitigation of Pressure Events

By Barry Ceci, Telog, A Trimble Company

Water hammer events can result in service issues for utilities, as the sudden increase in pressure can contribute to pipe fatigue, eventually causing pipe failure—a costly situation for municipalities.

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Maintaining Data Acquisition Capabilities Through Storms, Cyber Attacks

By By Laura Martin, editor, Water Online

During Super Storm Sandy electricity failed, compromising communication methods and taking computer networks offline. During Sandy Telog systems continued to measure flow and record other important data which was critical because most SCADA systems were inoperable at that time.

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Managing a Million Data Points

By Kimberly A. Coffie, Sarah A. Crawford & David L. Lane, Hampton Roads Sanitation District

Reprinted with permission from Proceedings of WEFTEC®.2010, the 83rd Annual Water Environment Federation Technical Exhibition and Conference, New Orleans, LA October 2 – 6, 2010. Copyright © 2010 Water Environment Federation, Alexandria, Virginia.

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Owner Derived Tools for Collection System Asset Management

By Matt Stolte, Adele P. Schirmer, Kelly Mattingly & Katherine Smith

Reprinted with permission from Proceedings of Water Environment Federation Specialty Conference, March 4–7 2007, Baltimore, Maryland. Copyright © 2007 Water Environment Federation, Alexandria, Virginia

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Pilot of Cellular Data Acquisition and Alarming for City of Suffolk Wastewater Pump Stations

By Doug Noffsinger, CH2M Hill

The City of Suffolk has invested in a cellular data acquisition system in the collection system pump stations for consent order compliance. The same data acquisition system has been piloted to provide alarm functions for MOM compliance.

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Pressure Recorders: Low-Cost, Robust, Low-Battery-Use Field Measurement Techniques for Trending Water Pressure

By Stuart Styles & Kerilyn Ambrosini Irrigation Training and Research Center, BioRecource and Ag Engineering, Cal Poly State University

Presented at the June 1-5, 2014, World Environmental and Water Resources Congress in Portland, Oregon

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Remote Monitoring Saves Money, Time for Rural Municipality

By Randi Minetor for Newtown Bucks County Joint Municipal Authority

The Newtown Bucks County Joint Municipal Authority reduced its communication expenses with Telog RTUs, while gathering real-time flow volume data to detect system problems before they became emergencies.

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Remote Monitoring: Flow monitors address lost data problem in London, Ontario

By Randi Minetor for City of London, ON

London, Ontario uses Telog to monitor existing problems so they can effectively and strategically implement a cost effective overflow reduction program.

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SCADA Alternatives for Remote Monitoring

By Barry Ceci Telog, A Trimble Company

Telog CEO and founder Barry Ceci compares the cost, data integrity, flexibility, and control of tasks using SCADA as a remote monitoring system, versus the use of a data acquisition system designed for remote monitoring.

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Telog PR-31 Level Tracker

By Dr. Stuart Styles, Irrigation Training and Research Center, California Polytechnic State University

The Irrigation Training and Research Center in San Luis Obispo, California, reviews the performance of the PR-31 data collector as a critical tool in monitoring water levels in this draught-prone area.

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Utility Saves Money, Time with Remote Monitoring

By Everett Skipper, City of Newport News

When a consent decree required that the city of Newport News, VA, take action to correct excessive peak flow throughout its sanitary sewer system, compliance required the collection of flow data through at least 20 percent of its 180 pump stations.

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You Call that Good Data? How to Survive a Consent Decree Flow Monitoring Program

By Chris Wilson, Brown and Caldwell

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Building a Better Water Distribution System

By Jim Force

Powdersville, SC uses Telog for mobile pressure readings so they now know instantaneously what is going on in the field. Alerts are received based on high or low pressure and unity integrity, ie battery life.

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Eliminating the Blind Spot

By Christopher P. Martin, P.E., Michael J. Quinn, P.E., Brian Verspagen, P. Eng, P.E., Rob James, P.Eng, Timothy Vogelsang, Taylor Nicholls, Dave Findlay

Eliminating the Blind Spot: Optimizing Collection System Operations and Improvements Through a Web-Based Flow Monitoring and Hydraulic Modeling System Reprinted with permission from Proceedings of WEFTEC®.07, the 80th Annual Water Environment

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