off-gas cleaning Articles

  • Insitu analysis of ammonia slip and water vapor using a tunable diode laser for SCR/SNCR optimization and boiler tube surveillance in power plants

    ABSTRACT Environmental Regulations driven by the 1990 Clean Air Act require Power Plants to reduce NOx emissions. SCR's and SNCR's reduce NOx emission by injecting ammonia into the combustion flue gas. which ideally reacts with the NOx to form H?0 and Nj. The efficiency of the SCR SNCR is determined by monitoring the outlet for excess NH3. referred to as NH3 slip. The flue gas sample ...

  • What classifies as water pollution and why is it an issue?

    The UN declared 2005-2015 as the International Decade for Action ‘Water for Life’. Yet each day thousands of people still die as a result of contaminated water. This does not even take into account the millions of organisms that perish every year thank to polluted water sources. Water pollution is a huge issue that is made more so by the fact that unfortunately, water is ...


    By Aquaread Limited

  • Clean air ensured – Off gas monitoring in mineral wool production – Case Study

    The customer The customer is one of the world’s leading producers of mineral wool – a material that improves the quality of life for millions of people and helps to alleviate environmental problems, such as the greenhouse effect, smog and acid rain. Mineral wool insulation gives us pleasant indoor environments by keeping out the freezing cold. In hot climates, stone wool ...

  • Off-Gas Treatment Technologies for Soil Vapor Extraction Systems: State of the Practice

    Untitled Document EXECUTIVE SUMMARY This document provides state-of-the-practice information on off-gas treatment technologies for soil vapor extraction ...

  • Cleaning up by cleaning up

    Historically, some big businesses have made big messes. Greenhouse gas emissions, oil spills and unsafe water have become unsavoury but all-too-commonplace topics in the news and industry is beginning to sit up and take notice. Within the past couple of decades, businesses have been cropping up in Saskatchewan with the goal of cleaning up others’ messes - or simply keeping a mess from ...


    By OZONATOR Industries Limited

  • Glass Cleaning Machines Offer Safe, Fast Cleaning

    Glass cleaning machines are used for cleaning windows, mirrors, decorative fixtures, and similar surfaces. These machines have many advantages. They are easy to use and very efficient. They do not scratch or damage glass. Most importantly, they use very little water and are safe to operate. When you use dry vapor systems to clean glass, you rarely need to use a detergent, making the cleaning ...


    By Daimer Industries Inc.

  • Cleaning biogas with bacteria

    Organic materials added to an anaerobic digester commonly contain sulphur components. During the anaerobic digestion process, the sulphur is converted into hydrogen sulphide (H2S), which is absorbed by the biogas. When the biogas produced in an AD plant goes on to be combusted in a gas engine or boiler, the H2S will give off sulphur dioxide (SO2) and sulphuric acid ...


    By Biogasclean A/S

  • The State of the Art in Gas Cleaning for the Fertilizer Industry

    INTRODUCTION The fertilizer industry has earned recognition for having contributed directly to increase world grain yields in the past century. Based on the conservative estimate of the world population growth, total fertilizer use in the future is expected to grow more than 200 million tons from the current level of 165 million tons. In U.S.A. and other countries the industries ...


    By Kimre, Inc.

  • Landfill Gas Clean-up and Upgrading to Hydrogen System

    Quadrogen has extensive knowledge of and experience in biogas and landfill gas clean-up systems technology, design and development. Quadrogen’s Integrated Biogas Clean-up System will remove all sulfur species, siloxanes, chlorides, water, oxygen and other impurities from biogas to the parts per billion level required for reliable and long term operation. Quadrogen also has extensive ...


    By Pioneer Air Systems

  • Cleaning mold containing surfaces

    Once a determination is made that a moldy surface can be cleaned instead of removed or demolished, what cleaning agents are effective in removing or killing the mold? Many factors influence the selection of a cleaning agent. 1). The type of surface to be cleaned: Is it porous? Hard such as cement or sheetrock? Soft, such as cloth, fabric or wallpaper? Absorbent and thick such as rugs, ...

  • Gas Pressure Washers for Industrial Cleaning On the Go

    Gas pressure washers are used in commercial and industrial areas to tackle a wide range of cleaning tasks. Pressure washing units have fast become a preferred cleaning machine for many businesses as these units clean in a way that is both eco-friendly and very efficient as well. Pressure washing machines use pressurized water power to effectively blast away stains and deposits from different ...


    By Daimer Industries Inc.

  • Cleaning Up Gasification Syngas

    Documento sin título ...


    By Merichem Company

  • Two models for tank cleaning

    Fluid treatment specialist Algae- X International, Fort Myers, Fla., has expanded its Mobile Tank Cleaning (MTC) series with two new models. The MTC 500-AFR is an adjustable flow rate system for use with a wide range of tank sizes and fluid types such as diesel, biodiesel and hydraulic fluid. The MTC 1000-LX is the next generation of Algae-X’s MTC 1000 unit, now with stainlesssteel plumbing and ...


    By AXI International

  • The Right Mix for Clean Air

    Reducing air pollution is an increasingly important topic all around the world. Many governments—also in developing countries—set new limits for emissions such as nitrogen oxides in flue gas. Sulzer offers advanced mixing technology for flue gas cleaning. The installation in a large power plant shows that these high-performance mixers can cope with the most difficult requirements. ...


    By Sulzer Management Ltd

  • The Clean-Up of a Tragedy

    There's been a violent crime, a serious accident, or a suicide has occurred. The police, investigators, and paramedics have left the scene. The remains of this terrible tragedy are still there. You assume the local police, fire department, or the city has someone to take care of this, however, you are told it is up to you. You are the victim, part of the family, the property owner, or local ...

  • Cleaning & maintenance magazine

    An analysis of the lighting industry shows a trend away from incandescent bulbs to fluorescent bulbs. Incandescent bulbs use more energy and are more costly and less effective than fluorescent bulbs in the amount of artificial light they produce, as fluorescents produce more lumens than incandescents. Using fluorescent bulbs, however, is not entirely without risk because they contain mercury, a ...


  • The natural way to clean wastewater

    John Todd founded Ocean Arks International in the 1980s, where he started to experiment with processes that mimic natural ways to purify wastewater. He built a greenhouse and ran sewage through a series of tanks, with plants suspended in the flowing waters, and constructed marshes made of sand and gravel. No chemicals were added, but plenty of aquatic creatures from snails to small fish were ...


    By BioCycle Magazine

  • Clean air for Moorburg

    The energy site of Moorburg at the Port of Hamburg hosts one of the most modern hard coal-fired power plants in the world: as one of the leading electricity producers in Europe and operator of the plant, Vattenfall focuses on environmental protection and resource conservation. The flue gas desulphurisation system of the power plant was equipped with wet desulphurisation and innovative technology, ...

  • Indestructible Pumps for Clean Water

    Sulzer pumps are used in the production of drinking water in many cities around the world. The special qualities that these pumps possess can be seen at the Zurich Municipal Water Utility. There, the operators have to cope with rising land and energy prices and a challenging topography. A small water flea plays a major role in Zurich. It swims around in a container of drinking water with some of ...


    By Sulzer Management Ltd

  • Maintenance To-Do: Coil Cleaning

    A coil-cleaning program should be an integral part of maintaining some kinds of process cooling equipment. Most people think of coil cleaning as a building or facility prepares to turn on the air-conditioners for another season. Admittedly, spring is a perfect time to put such cleaning and maintenance at the top of the to-do list. Condenser and evaporator coils are an integral part of HVAC ...


    By Evapco Inc.

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