landfill gas dryer Articles

  • Landfill Gas Use Trends In The United States

    MOST PEOPLE think of landfills as a necessary evil at best, but our current primary method of waste management generates a by-product with significant energy value - landfill gas (LFG). Collection and control of LFG results in significant reductions in greenhouse gas (GHG) emissions. With the greater focus on climate change, a burgeoning market for GHG emission offsets is emerging and landfills ...


    By BioCycle Magazine

  • Landfill gas, canola and biodiesel: working towards a sustainable system

    Snohomish County in western Washington State began converting its vehicle fleet to a blend of biodiesel in 2005. As prices for biodiesel rose due to increased demand for this cleaner-burning fuel, Snohomish County looked to its farmers to “grow” this fuel locally. Suitable oil seed crops for biodiesel feedstock include canola, mustard and camelina. The residue, or meal, has high value ...


    By Waste Advantage Magazine

  • Raffen landfill site, Cork, Ireland

    AFS were awarded a contract to design a gas and leachate collection system, and carry out a 10-week gas pumping trial to evaluate the levels of gas being generated from Raffen Landfill Site. From the pumping trial data, a 200m3/hr HT flare was designed, built and installed. A hydrovane compressor/receiver/dryer package was installed to operate ten pneumatic leachate extraction pumps. Within ...

  • Souderton looks at viability of investment in sludge dryer

    Despite the day's snowy weather, the Souderton Borough Council met for a brief session March 2 and discussed the newest option for the borough's sludge removal. The borough has been looking for a device to dewater the sludge produced by the in-town treatment facility for nearly two years. Removing the water would allow the borough to apply the sludge to land, which would save on hauling costs. ...


    By Therma-Flite Inc.

  • Landfills types of technologies for converting LFG into Energy

    A number of factors, including the availability of an energy market, project costs, potential revenue sources, and other technical considerations, can determine which technologies are most appropriate for a particular landfill gas-to-energy (LFGE) project. Technologies for converting LFG into energy include the following. Electricity Generation Approximately 70 percent of the LFGE ...


    By Waste Advantage Magazine

  • Heat Pump Used to Drain Contaminated Sludge in a Steel Factory

    Summary In 1987, new regulations required that factories dispose of their contaminated water and waste themselves. Making galvanised steel wire, the Stelfil factory produces sludge contaminated with lead and zinc. Stelfil spent thousands of dollars to bury this waste and evaluated three systems to remove most of the water: a gas dryer, an induction heated screw conveyor and a heat pump system. ...


  • Waste Water Treatment Plant sees Economic and Environmental Return on Investment with Biosolids Drying System from Therma-Flite

    Therma-Flite, a resource recovery technology company, releases a new case study that provides municipalities with a look at how one mid-sized city has achieved its goals of eliminating transportation and landfill costs associated with biosolid waste disposal. Regulatory, economic and environmental pressures prompted the plant operations leader to seek equipment and systems that could transform ...


    By Therma-Flite Inc.

  • Paragould AR case study

    Maximum Capacity Expected Increased population in Paragould, Ark., forces city to expand wastewater treatment plant to better manage sludge disposal Does this sound familiar? Your lagoon is filling with both primary and secondary sludge, and will be at capacity within the next two years. Paragould, Ark., a growing city of 22,500 located in northeast Arkansas, had just that problem. ...


    By Komline-Sanderson

  • Learning from Diapers – Life Cycle Assessment as an Investment Risk Mitigation Tool

    Remember the garbage barge? Back in 1987, the Mobro 4000, a barge carrying more than 3,000 tons of garbage from Islip, Long Island, famously departed from New York harbor bound for a landfill site in North Carolina because Islip’s own landfill site was nearly full. The aim was to use the garbage as part of a landfill gas project to generate clean energy. But the barge wasn’t ...


    By thinkstep

  • Dealing with white goods

    The Hemlock Knoll Sanitary Landfill, operated by the South West Solid Waste Commission (SWSWC), is the waste management facility for the South Western portion of New Brunswick. This facility, which opened in the fall of 1997, serves approximately 14,000 households. In the past, when the area was serviced by twenty-two old style dumps, the disposal method for most household trash was fairly ...

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