hydraulic power engineering Articles

  • Averting environmental disaster: The salvage of the Seawin Sapphire - case study

    The successful salvage of the Seawin Sapphire was an exceptional example of what can be achieved through passion, commitment and co-ordination.         This extraordinary operation was concluded with no major incidents and set legal precedent for dealing with future environmental emergencies. Amid a winter storm in Table Bay Harbour the Seawin Sapphire, a 151 ...

  • Valves - the Ideal and Cost effective Device for Efficient Fluid Control

    What are the Significances of Valves? A valve is a device responsible for handling the flow of fluid-like substances such as liquids, ...


  • The Application of Network Modeling in Drought Management: Reflections on the AWWA Drought Management Handbook

    Introduction Water and life are synonymous. Communities expect to be protected from floods, to have a reliable and safe water supply, to be able to swim and fish in rivers and lakes. Stakeholders who share water ultimately compete for that water, with conflicts becoming more critical during periods of prolonged drought, when there is not enough water to go around and rationing is enforced. ...


    By Innovyze

  • The Challenge

    The Challenge: Safely Dismantle an Old GM Foundry   Lapeer-based demolition company remediates toxins,  clears down to concrete slab High reach equipment taking down ...

  • Turning wood chips and sawdust into a valuable solid fuel

    RUF briquetting units are the economical solution for the processing of wood chips and sawdust. Where timber is planed, turned and sanded, manufacturers end up with large quantities of wood chips and sawdust. By briquetting this material, you can recover a valuable solid fuel. Where large quantities are produced, the single briquette pressing system developed by RUF GmbH is the most economical ...

  • Advances in flashpoint testing: economic impact

    Flashpoint testing is one of the oldest methods of the ASTM D02 Committee on Petroleum Products and Lubricants, which was formed in 1904. The most prevalent standards are ASTM D56 (Tag Method), D92 (Cleveland Method), and D93 (Pensky-Martens Method). These classical techniques, commonly referred to as open-cup and closedcup methods, share a common principle: A test flame is lowered into the ...

  • Modeling water supply networks in New Zealand

    Untitled Document Introduction ...


    By Innovyze

  • Mixers and Flowmakers: Mixers at BNR plant in Borås, Sweden

    Borås Treatment Plant, the Gässlösaverket, is situated at the river Viskan which is also the recipient. The plant is the largest single discharge to the Viskan, and since the water does not pass any lakes on its way to the sea, the reduction of nitrogen is small. Due to requirements with regard to the reduction of nitrogen discharge set out by the Swedish environmental authorities, the Borås ...


    By Landia a/s

  • North Creek pumping station, King County, WA

    The new North Creek Pumping Station in King County, Wash., had to maintain the Department of Natural Resources' national reputation for outstanding reliability. To make sure it did, the design team applied the most advanced pump technology and vibration prevention methods. And the designers and utility put extra attention on meeting operations and maintenance needs. "We included folks from ...


  • Pump Maintenance Know-How

    It’s no secret that a pump that runs at peak efficiency uses less fuel, experiences less downtime and costs less to operate. The time you spend maintaining your pump is actually an investment in its lifetime performance and value. In fact, there are many ways that a diligently maintained pump can reduce your costs, while increasing efficiency. For instance, by ensuring your pump investment ...


    By Gorman-Rupp Co.

  • Draper Aden Associates counts the benefits of adopting InfoWorks

    Consulting engineering firm Draper Aden Associates has recently begun using InfoWorks for hydraulic modeling and Project Manager Jim O’Dowd has already discovered many advantages of both the water supply and wastewater versions. “In the short time I have been using InfoWorks, I have identified a lot of invaluable ways in which it will prove useful to my clients,” he says. “Clients who had not yet ...


    By Innovyze

  • Mastering the “Black Art” of Manipulating Modeling Parameters

    Matt White, Senior Wastewater and Drainage Modeler at Earth Tech advises fellow modelers to invest time in calibrating their models.  Calibration is the most important phase of any sewer flow modeling exercise, but is often neglected, says Earth Tech’s Matt White. Poorly calibrated models can have a significant impact on the costs of the modeling process, but just as important, the accuracy ...


    By Innovyze

  • Integrated InfoWorks CS modeling unravels the causes of complex Birmingham flooding

    Atkins Group has effectively modeled two trial catchments that highlight the potential of MWH Soft’s InfoWorks CS to improve understanding and communication of the issues and potential solutions for urban drainage. The consultancy is undertaking a landmark research project for UK Water Industry Research (UKWIR) on the effects of climate change on sewerage networks (see box below) and has ...


    By Innovyze

  • InfoNet Provides an Ideal Solution for CMOM and GASB 34 Compliance in the United States

    CMOM: a best practice framework CMOM (Capacity, Management, Operations, and Maintenance) is a flexible, dynamic set of regulations from the Environmental Protection Agency of the United States that enables municipalities and utilities to identify and implement accepted wastewater industry best practices and promote proactive asset management. It aims to achieve a number of goals: Better ...


    By Innovyze

  • Bell & Gossett introduces new hydronic pump selection criteria to maximize system efficiency

    Energy and maintenance expenses account for approximately 75 percent of the life-cycle costs of a centrifugal pump. With a growing emphasis on reducing energy consumption driven by government regulation and businesses seeking operational and financial efficiencies, HVAC system designers are seeking system solutions that maximize efficiencies while reducing costs. To address this demand and the ...

  • IWLive provides advanced forecasting and scenario evaluation to the water distribution system control room

    As the powerful advantages of the modeling of water distribution systems become increasingly more apparent, MWH Soft’s IWLive makes those benefits accessible to control room staff leading to greater efficiency, cost savings and an improved service for customers. Water supply operators are under a duty to provide a clean supply of water, of sufficient quantity and pressure to satisfy a range ...


    By Innovyze

  • Efficient aeration system boosts energy savings

    A new efficient aeration system saves the Ontario, Ore., wastewater treatment facility $47,000 annually in energy costs. Besides giving this community a financial boost, the new system netted additional equipment cost savings by cutting aeration horsepower by more than half at the plant. The environmentally conscious city, located in the Oregon/Idaho border area, is meeting all of its effluent ...

  • Cabarrus County answers development questions with InfoWorks WS

    Untitled Document The Water and Sewer Authority of Cabarrus County in North Carolina (WSACC) supports five jurisdictions that lie within ...


    By Innovyze

  • GoForth, NC Case Study

    ABSTRACT Trap & Treat® BOS 200® was used to remediate petroleum hydrocarbon impacted groundwater within fractured bedrock and overburden soil at a former retail gasoline site in North Carolina. After a thorough remedial design characterization was completed, BOS 200® was surgically injected over two field events to successfully achieve the ...

  • The great white north : Cultus Country WWTP British Columbia, Canada

    Due to the growing tourism industry in British Columbia, Cultus Country Resort, located just 60 miles east of Vancouver, is in need of wastewater treatment.  For water systems and utilities company Corix, an opportunity to build and operate a wastewater treatment plant in their native Canada was too good to turn down.  Corix has extensive experience in the water treatment industry and ...

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