district heating product Articles

  • Class a biosolids production at eastern municipal water district using heat pasteurization

    Since 1998, the Eastern Municipal Water District (District) has developed and successfully operated a heat pasteurization facility to treat extended aeration waste activated sludge (WAS) from the Perris Valley Regional Water Reclamation Facility (PVRWRF). The treatment train uses hot water to sludge spiral heat exchangers and a patented continuous-feed, complete mix pasteurization vessel (heated ...


  • Switch2 Energy is shortlisted for trio of awards for excellence in district heating

    Switch2 Energy has been shortlisted for a trio of energy industry awards for its smart metering technology that is helping to decarbonise heat networks and cut costs for customers. The company has reached the finals of the Association for Decentralised Energy (ADE) Awards in the Innovation and Customer Engagement ...


    By Switch2 Energy Limited

  • District heating points way forward for energy prepayment revolution

    Ofgem, which has called energy prepayment the option of 'last resort', has announced a price cap for customers until the roll-out of smart meters in 2020. But smart metering is already being widely used in the district heating sector, where it is revolutionising prepayment and reducing energy bills. Customer friendly smart meters are fast making prepayment the first choice option for thousands of ...


    By Switch2 Energy Limited

  • District Cooling Project – NUON Energy

    Nuon, part of Vattenfall, is a leading energy company that generates electricity and produces gas, heating and cooling, which is supplies to approximately 2.2 million households, companies and organizations in the Netherlands. In 2009 DESMI supplied energy efficient pumps to Nuon for a district cooling project in the south area of Amsterdam. Capital Cooling from Sweden did the engineering. The ...


    By DESMI A/S

  • District Cooling Project – NUON Energy

    District Cooling Project – NUON Energy District cooling Zuidoost Lob Amsterdam Nuon, part of Vattenfall, is a leading energy company that generates electricity and produces gas, heating and cooling, which is supplies to approximately 2.2 million households, companies and organizations in the Netherlands. In 2009 DESMI supplied energy efficient pumps to Nuon for a ...


    By DESMI A/S

  • Los Angeles County Sanitation Districts: Siloxane Removal

    Los Angeles County Sanitation Districts have long been involved with recovering landfill and digester gas for energy to power turbines and internal combustion engines. Their experience led them to identify performance issues associated with these gases. One particular challenge is siloxanes. Cyclic organic silicon monomers (siloxanes) used in the manufacture of personal hygiene, health care and ...


    By Pioneer Air Systems

  • AirTest CO2 monitors & the seattle school district case study

    Background Siemens Building Technology provides the building control solutions for the Seattle School District. The school district has been installing CO2 monitors in gyms, auditoriums and some school classrooms as a way to ensure good air quality and a healthy teaching environment. They are also now realizing that there is an energy benefit to CO2 control in that they can control fresh air ...

  • Acoustiblok® Quiets Well Motor Noise for California Water District

    Acoustiblok recently resolved a noisy well motor issue that was affecting some nearby residents for Three Valleys Municipal Water District (Three Valleys MWD) in California. Ben Peralta, a Three Valleys MWD engineer working on the project said, “The new Acoustiblok All Weather Sound Panels perform better than the old ...


    By Acoustiblok International

  • Combined Heat and Power – Questions and Answers

     1. What are the benefits of CHP for business?   combined heat and power (CHP) is a well-proven technology, recognised worldwide as a cleaner alternative to traditional centralised generation. Its long-term future in the global energy markets is secured by CHP's ability to provide a multitude of financial, ...


    By ENER-G

  • Electric utilities leveraging district energy systems to improve efficiency and reduce carbon emissions

    Aaron Larson, associate editor (@AaronL_Power, @POWERmagazine), reports in Power magazine on developing business opportunities for electric utilities in district energy, drawing from presentations given at the ...

  • Utilisation of deep geothermal energy for heating purposes

    The Hot-Dry-Rock-(HDR) technology allows a location-independent utilisation of geothermal heat, because aquifers in deep formations, i.e. layers filled with water, are not necessary. The flow paths for the circulating water in a depth of 4 km are created by hydraulic fracturing of existing gaps. Due to the fact that this new technology is quite cost-intensive, high annual load duration of the ...


    By Inderscience Publishers

  • Five Years of Successful Operation – A Report on North America’s First New Temperature Phased Anaerobic Digestion System at the Western Lake Superior Sanitary District (WLSSD)

    The Western Lake Superior Sanitary District (WLSSD) is located on the western shore of Lake Superior in Duluth, Minnesota. Five years ago, the WLSSD undertook a major change in its biosolids program, shifting from sludge co-incineration with solid waste to temperature phased anaerobic digestion (TPAD) and land application. The WLSSD wastewater treatment plant treats average flows of 162 million ...

  • CDQ waste heat boiler for iron and steel industry manufacturer

    Energy use is additionally a major supply of emissions from the iron and steel industry, making energy efficiency improvements a lovely chance to reduce both emissions of pollutants and greenhouse gases. The global steel industry has recently taken the lead on developing future low-carbon iron and steelmaking technologies. Waste heat boiler ...


  • LIAOYANG PETROCHEMICAL COMPANY REDUCES SCALE IN HEAT EXCHANGERS WITH SCALEWATCHER

    Liaoyang Petroleum’s Olefin Factory in the Hongwei District of mainland China, producing MEG and polypropylene, is saving $65,000 a year in maintenance following the installation of the award winning Scalewatcher computerized, electronic water conditioner from Scalewatcher North America.  Since the Scalewatcher units were installed onto three heat exchangers in ...

  • Heat recovery and energy efficiency, improves profitability and reduces CO footprint

    Using latest technology in combustion of oil and gas can provide significant savings in overall energy consumption. Modern oxygen control that compensates changes in ambient temperature and fuel qualities can increase energy efficiency up to 3%. By adding the usage of hot combustion air another 2-3% can be saved. Modern burner technology without mechanical linkage, operating with accurate ...


    By Oilon Oy

  • New Measures to Protect Workers from Heat Stress in China

    Work system to control heat exposure It is stipulated in the Measures that working time under high temperature shall be controlled by employers, unless exceptional cases of damaging life & property security and public interest exist. When the temperature reaches 40°C, outdoor work shall cease. When it stands at 37°C to 40°C, outdoor work shall not exceed more than ...


    By SGS

  • Asbestos pushed in Asia as product for the poor

    The executives mingled over tea and sugar cookies, and the chatter was upbeat. Their industry, they said at the conference in the Indian capital, saves lives and brings roofs, walls and pipes to some of the world's poorest people. The industry's wonder product, though, is one whose very name evokes the opposite: asbestos. A largely outlawed scourge to the developed world, it is still going strong ...


    By Associated Press

  • Allready-Box brings security to production of bioenergy

    Animal feed manufacturer Futtertrocknung Mindelheim eG of southern Germany has been operating a co-generation power station since 2008. During the summer months, this power station uses ecological methods to generate the heat and electricity the company needs to dry soilage. Utilizing a year-round, low-temperature heating network, it supplies local industrial firms and public institutions with ...


    By ALLWEILER GmbH

  • Alternative Project Delivery California`s First Design-Build-Own-Operate Biosolids Recycling Facility

    ABSTACTThe Sacramento Regional County Sanitation District (District) engaged the private sector for the design, finance, construction, ownership, and 20 year operation and of a Biosolids Recycling Facility (BRF). In early 2005, the BRF began processing solids into heat dried pellets to be beneficially reused. The BRF is located at the Sacramento Regional Wastewater ...

  • Energy waste the size of Japan

    Here is a startling fact: US power plants waste more energy than many countries use, including advanced economies like that of Japan. The wasted energy is in the form of heat thrown off when power plants produce electricity. This is one of the points being brought to light by the International District Energy Association (IDEA), as it promotes new federal incentives for heat efficiency. While the ...

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