NOx monitoring Applications | Environmental XPRT

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Chemiluminescense based analyzer for semiconductor sector

NOx detection is an innovative approach in CMP (Chemical Mechanical Polishing) process control. CMP smoothens the wafer surface with a combined chemical and mechanical polishing procedure. During production, wafers are coated by a thin layer. To avoid damage to the wafer surface, for instance by stress cracks, the ...

By ECO Physics AG based in Duernten, SWITZERLAND.

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Air pollution, emission and process monitoring systems for power generation

ENVEA’s involvement with the Power generation industry over many years has led to the development of a unique range of process optimization solutions, as well as approved (TÜV and MCERTS) technologies for in-stack measurement of gas, particulate and flow concentration. They allow to optimize the whole-plant’s efficiency through measurement & control, facilitate legislative compliance, support ISO 14000 objectives and save operational costs by reducing plant’s maintenance requirements and ...

By ENVEA based in Poissy, FRANCE.

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Gas monitoring instruments and systems for titanium dioxide

Titanium dioxide is the most important white pigment used in the polymer industry. It is widely used, because it efficiently scatters visible light, thereby imparting whiteness, brightness, and opacity when incorporated into a plastic ...

By Gasmet Technologies Oy based in Vantaa, FINLAND.

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Flue gas denitration on-line continuous monitoring solution

Nitrogen oxide (NOx) is one of the main sources of air pollution, not only it has significant influence on global warming, but also involved in the destruction of the ozone layer. Technical measures to control NOx emissions can be divided into two categories: one is so-called source control, the ...

By Hangzhou Zetian Technology based in Hangzhou, CHINA.

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Continuous emissions monitoring solutions for steel plants

The nature of steel manufacturing processes places severe limitations on the monitoring methods that can be used. Aggressive environments combined with high levels of particulates and gases make the choice very ...

By OPSIS AB based in Furulund, SWEDEN.

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Marine monitoring solutions for the SO2/CO2/NOx monitoring

Process control of a SO2 scrubber on a ship is a challenge due to wet and corrosive gases. In such environment, extractive gas sampling systems require high levels of maintenance in order to operate correctly. OPSIS monitoring system solves this by using an optical, non-contact, cross-duct technique. A light ...

By OPSIS AB based in Furulund, SWEDEN.

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Gas monitoring instruments and systems for process NOx measurement

Nitric acid HNO3 is an important intermediate reagent for production of several important end products, such as fertilizers, explosives, dyestuffs/pigments, pesticides, pharmaceuticals, photographic materials, plastics, and synthetic fibers. At nitric acid manufacturing plants, the Gasmet™ FTIR Gas Analyzer can be used to measure several gaseous components from the process stream for purposes of process control. A single system can be used to measure the high levels of nitrogen monoxide NO and nitrogen ...

By Gasmet Technologies Oy based in Vantaa, FINLAND.

Nitrogen Oxides (NOx) monitoring

Oxides of Nitrogen (NO/NO2/NOX) is the product of endothermic reactions within combustion engines and causes significant environmental pollution. The main source of NOX is from the engine of automobiles and these pollutants are harmful to humans in their respective forms or in the creation of ozone (O3) or acid ...

By Acoem based in Knoxfield, AUSTRALIA.

Solutions for Ambient Air Monitoring - Air Pollution Monitoring

2B Tech's highly portable ozone and NOx monitors have long been used for ambient air monitoring applications. All six of our low concentration ozone monitors have been designated by the US Environmental Protection Agency (EPA) as Federal Equivalent Methods (FEMs), and our new Model 405 nm NO2/NO/NOx ...

By 2B Technologies based in Boulder, COLORADO (USA).

Industrial monitoring solutions for the de-NOx plants areas

to provide feed-forward to the Ammonia/Urea injection system and also to allow the effectiveness of the reduction process to be assessed. Continuous analysis of NOx post-reduction is required to allow the effectiveness of the reduction process to be assessed. It may also be beneficial to monitor NH3 slippage at this ...

By Codel - a Forbes Marshall company based in Bakewell, UNITED KINGDOM.

Air and particule sampling for the oil and gas industries

Ormantine offers a wide range of products and services to meet the array of different needs that arise in the oil and gas industries. Volatile Organic Compounds (VOCs), benzene, and other compounds are released during drilling, hydraulic fracturing (fracking) and other extraction procedures. Monitor NOx emissions ...

By Ormantine USA Ltd., Inc. based in Palm Bay, FLORIDA (USA).

Emissions testing for engines

Rich-burn engine exhaust, when uncontrolled, can have wide concentration ranges and both CO and NOX can fluctuate significantly. The on-board CO dilution system will automatically set-up for optimum testing, perfect for a rich burn engine. Lean-burn engines have different exhaust characteristics, but NO2 can make ...

By Testo, Inc. based in Sparta, NEW JERSEY (USA).

Continuous Stack Monitoring Systems for Power Utility

Trace Environmental Systems, Inc. provides our cutting-edge DAHS Software to individual plants as well as fleet-based clients. Leveraging our web-based architecture, data and information are securely shared among sources, plants, and fleets with corporate users. Performance and end-user configurability are only two of the notable features of WebDAS2K, the latest generation DAHS from ...

By Trace Environmental Systems, Inc. based in Sparta, NEW JERSEY (USA).

Sensors for Air Quality Measurements?

Over the past few years there has been an enormous surge in interest in the application of low-cost sensors to measurements of air pollutants by educators, citizen scientists and members of various groups interested in air pollution levels in their own ...

By 2B Technologies based in Boulder, COLORADO (USA).

Industrial monitoring solutions for the gas analysers areas

Most large coal fired power plants and combustion processes are required to monitor CO, NO and NO2 (NOx), SO2 and possibly CO2; in addition the analyser has to be normalised to Standard conditions. For this application CODEL offers the five channel GCEM 40 series which uses Infrared absorption to measure these ...

By Codel - a Forbes Marshall company based in Bakewell, UNITED KINGDOM.

Evaporative Emissions Testing (Ethanol, Automotive)

The automotive industry is a major air pollution contributor and thus one of the most regulated industries in the world. Several gas monitoring techniques are widely used in the automotive industry for measuring vehicle emissions. Typical applications include live on-board exhaust monitoring (CO, CO2, N2O, ...

By Gasera Ltd based in Turku, FINLAND.

HydroInfra technologies solution for the pollution sector

The word pollution is a general term used to define the effects of multiple toxic substances & elements. When we talk about the “pollution emissions” from a power plant or a ship we are in fact referring to a toxic cocktail of substances that causes harm to our environment, eco-systems and our ...

By HydroInfra Technologies (HIT) based in Stockholm, SWEDEN.

Ozone Solution for Flue Gas Denitrification

The characteristics of ozone application in the oxidation and denitrification industry: Ozone has a high selectivity to NOx and a fast speed, and O3 can basically complete the oxidation of NO at 0.05s. The absorption of oxidized products should be strengthened by the spray absorption process at the back end. ...

By Ozcon Environmental Consulting & Trade Ltd based in Edgbaston, UNITED KINGDOM.

Nitrite & nitrate analyser solutions for manufacturing & industry

Use Aquamonitrix® in your manufacturing operation to: Monitor nitrate and nitrite in your water intake in real-time. Optimise nitrogen removal in the wastewater treatment process through NOx-based process control. Monitor treated wastewater discharge for peace of mind and to always be the ‘first to ...

By Aquamonitrix Ltd. based in Tullow, IRELAND.