waste heat evaporator Articles

  • Seawater desalination utilising waste heat by low-temperature evaporation

    Utilisation of waste heat is one of the ecofriendly ways to produce low-cost desalted water. Keeping this in mind, Low-Temperature Evaporation (LTE) desalination technology utilising low-quality waste heat in the form of hot water (as low as 50?C) or low-pressure steam (0.13 bar) has been developed to produce high-purity water (conductivity ...


    By Inderscience Publishers

  • Determining Proper Cooling Tower Size

    To maximize water-based cooling tower benefits, the appropriate tower size must be selected, requiring the identification of several critical factors. Cooling towers are a relatively inexpensive and reliable way of expelling heat from a number of industrial processes, including nuclear & thermal power plants, petroleum refineries, petrochemical plants, food processing plants, as well as HVAC ...


    By Delta Cooling Towers, Inc

  • 100 Simple Ways To Save Water

    To improve water conservation install a rain sensor, it turns off your irrigation when it rains. Use a weather-based controller. The use of smart controllers can reduce water usage 24% a year on average. Learn about available rebate programs ...


    By Jain Irrigation, Inc

  • Vacuum evaporation treatment of digestate: full exploitation of cogeneration heat to process the whole digestate production

    Vacuum evaporation represents an interesting and innovative solution for managing animal waste surpluses in areas with high livestock density. To reduce operational costs, a key factor is the availability of an inexpensive source of heat, such as that coming from an anaerobic digestion (AD) plant. The aim of this study was to test vacuum evaporation for the treatment of cattle slurry digestate ...


    By IWA Publishing

  • ESA Entsorgungsservice relies on advanced evaporator technology

    ESA Entsorgungsservice GmbH & Co. KG was founded in 1998 and specialises in the treatment of oily waste. Five years ago, owner Frank Ackermann moved the company to Nattheim, Germany, and invested in a state-of-the-art environmentally-friendly treatment system. He speaks about his experience in this interview. Mr Ackermann, what were the reasons behind your move? ...


    By H2O GmbH

  • Nuclear desalination by waste heat utilisation in an advanced heavy water reactor

    The use of thorium for nuclear power generation is an important element of the Indian atomic energy programme. The design and development of the Advanced Heavy Water Reactor (AHWR) is a step in this direction. Intensive design activity is underway to set up a 300-MWe AHWR. The design of the AHWR incorporates several features to simplify the design and to eliminate certain systems and components, ...


    By Inderscience Publishers

  • Evaporator concentrates brine pond for about 1 cent per gallon

    The Facility Eagle-Picher Industries has an 8-acre hazardous waste surface impoundment pond at its Electro-Optics Division plant in Quapaw, Oklahoma. The Problem By the time Eagle-Picher contacted Aqua-Chem ICD, the impoundment pond had been in use for more than 20 years and contained more than 5 million gallons. Environmental regulation required the plant ...

  • Thermal deoilers - Thermal deoiling of evaporator coils for air conditioners

    The Problem A major Air Conditioning company was mandated to have an alternate technology for degreasing evaporator fins. They had, until recently, been deoiling metal parts in a conveyorized solvent based vapor degreasing line, but the state environmental agency mandated that the line be shut down on a certain date due to the excessive water and air pollution it generated. The company ...


    By Epcon Industrial Systems, LP

  • Evaporator Limits Boron to 5 PPM at award-winning chemical plant

    Problem: The biggest challenge confronting Rohm & Haas Corp. in building a wastewater plant for its chemical facility in Elma, Wash., was meeting Washington State Dept. of Ecology limitations on boron of 5 ppm. The Elma plant manufactures sodium borohydride, a versatile chemical used in a variety of applications ranging from the generation of sodium hydrosulfite for reductive bleaching of ...


    By Oil Skimmers, Inc.

  • Green machine generates power from waste heat at biogas facility in the Czech Republic

    Biogas/Heat-to-Power Application on Two MWM Internal Combustion Engines Site: Brno, Czech Rep. Engine Max Power: 980kWe (currently limited to 900 kWe) Green Machine Gross Power Output Avg:  32-39 kWe Thermal Input to the Green Machine: 375-500kWt Hot Water Input Range: 86 - 92°C Hot Water Flow: 35 m3/hour Ambient Temperature: 0-25°C ElectraTherm’s ...


    By ElectraTherm

  • Case study - Green Machine generates power from waste heat at biogas facility in the Czech Republic

    Biogas/Heat-to-Power Application on Two MWM Internal Combustion Engines Site: Brno, Czech Rep. Engine Max Power: 980kWe (currently limited to 900 kWe) Green Machine Gross Power Output Avg:  32-39 kWe Thermal Input to the Green Machine: 375-500kWt Hot Water Input Range: 86 - 92°C Hot Water Flow: 35 m3/hour Ambient Temperature: 0-25°C Date Commissioned: Q2 ...


    By ElectraTherm

  • Experience feedback on operation of low-temperature vacuum evaporation-based desalination plant integrated with CIRUS

    CIRUS is a 40 MWth, heavy water-moderated, light water-cooled and natural uranium-fuelled research reactor located at Trombay, Mumbai. The reactor has been in operation since 1960 with an average availability factor of about 70% for about three decades. During the early 1990s, the reactor exhibited signs of ageing. It was refurbished and put back into operation at high power in 2003. Bhabha ...


    By Inderscience Publishers

  • Landfill Leachate Treatment by Forced Circulation Vacuum Evaporation - Athens (Ano Liossia Landfill)

    This report describes how treatment of landfill leachate by means of forced circulation vacuum evaporation provided: an environmental benefit from use of biogas as power supply a big saving in disposal cost due to waste volume reduction a return on investment of less than two years Introduction Solid Waste Management in Greece has been remarkably upgraded during the last ...

  • Low grade heat utilisation for seawater desalination by the HTTF process

    To improve heat transfer efficiency, Horizontal Tube Thin Film (HTTF) evaporators are being used in multieffect desalination plants. These plants require less pumping energy than thermal-based desalination plants. To generate the design data, experimental studies were carried out in a single-tube HTTF experimental setup, and heat transfer correlations were developed at BARC. The experimental ...


    By Inderscience Publishers

  • Processing technology for radioactive wastes

    For 20 years now, AVA has been delivering innovative mixers, dryers, and systems for environmental and processing technologies. The treatment of highly contaminated materials has always been one of our core competencies. For more than 10 years, AVA Technology has been applied for the processing of radioactive wastes. The application of AVA mixers and reactors may be divided into two main ...


    By AVA - Huep GmbH u. Co. KG

  • Saving waste in the boiler house

    Burner technology has improved greatly in recent years. Older Burners had a series of cams and levers that were calibrated to provide specific amounts of air for a particular rate of firing. Being mechanical items, these wore and sometimes required calibration. They, therefore, had to be regularly serviced and calibrated. Generally, new burners use frequency controlled motors and cams to open air ...


    By EBE Engineering Ltd.

  • Case study - ABUTEC’s heat recovery unit provides multiple landfill benefits

    ABUTEC Heat Recovery Flare A Pennsylvania-based waste management site needed a solution to burn off harmful gases emitted from decaying waste in their landfill. They also wanted a way to make the most out of the waste that was being burned, so they looked to ABUTEC representatives to devise a plan for combustion. ABUTEC representatives suggested the Heat Recovery Unit to burn off the waste heat ...


    By ABUTEC LLC

  • Olive mill waste water treatment

    The production of olive oil generates two kind of waste waters: RINSING WATERS: the quantity is subject to change. It can be re-circulated, after the settling to remove the solids, or discharged directly. SLUDGE: vegetation water with additional water, whose quantity is subject to change. In case of traditional oil mills, the hot additional water flows to the inlet of the centrifuge. Part ...

  • VacuDry Indirect heated vacuum thermal Desorption by econ industries - case study

    With the VacuDry8 technology the energy-efficient treatment of hazardous and industrial waste as well as contaminated soil, oil sludge and secondary raw material is realized. Controlled vacuum and heat are used to separate minerals from oil, solvents, mercury and other hazardous substances.    At the core of the econ VacuDry8 process is a specially designed dryer chamber which ...


    By econ industries GmbH

  • Combustion Of Heavy Fuels And Liquid Wastes

    This paper describes the design and operating conditions of liquid and gas combustors for heavy fuels and liquid wastes. Lower fuel prices can be achieved by switching from light oil to heavy ones, or combining with unconventional waste fuels. Unconventional waste fuels such as energetic off gases and organic liquid waste require especially designed combustion equipment like a special combustor ...

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