ShipCEMS

Monitor your marine exhaust gases

ShipCEMS is designed to monitor your marine exhaust flue, ensuring that compliance with MARPOL Annex VI can be confirmed in ports, in international waters and emission control areas (ECA/SECA). Inspired by environmental concerns, ShipCEMS is designed to measure, analyse and report traces of SO2 and CO2 in wet marine exhaust flue. Monitoring of NOX, O2 or other gases are available as options.

As the flue gases are dirty, with a high content of soot, trace components can easily be lost before arriving at the analyser instrument. The ShipCEMS design solution is based on a heated sample treatment throughout, without needing to introduce chemicals. This assures that the true composition of the exhaust flue is measured.

ShipCEMS is designed for unmonitored, continuous operation. The user interface is simple and intuitive, with a limited number of operations necessary to use the system. The analysing technology is based on the use of non-dispersive infrared detectors (NDIR). This is a simple and robust measuring technology, being the industry standard when used in demanding applications.

ShipCEMS can monitor up to four processes simultaneously. One sample probe and one sample conditioning cabinet must be installed for each exhaust stack or combustion process to be monitored. Only one analyser cabinet is required, taking care of the necessary sample stream switching.

Continuous Emission Monitoring System for marine exhaust gas

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Technical Specifications

Measuring range SO2: Default 0-50 ppm Max 0-1000* ppm CO2: Default 0-10% Max 0-15%* NOx: on request O2: on request CO: on request.

Other gases on request

Measuring principles Industry standard NDIR measuring technology

Calibration gas (span) requirements 40 ppm SO2 8 mol% CO2 Rest N2 Consumption: 5 l/calibration

Air requirements Lower than +3°C dew point @ 8 barg minimum outlet pressure (lower than -17°C dew point @ atmospheric pressure) Oil-free (no oils present in outlet compressed air) Consumption: 15 l/min/funnel

Analyser System cabinet Dimension: 800 x 400 x 1000 mm Weight: 143 kg

Sample Conditioning System cabinetDimension: 400 x 300 x 700 mm Weight: 52 kg

Heated sample probe Length: 254 mm Flange diameter: DN-65 / PN6* Weight: 10 kg

Materials Cabinets: SS316L Tubing: PFA/PTFE Fittings: SS316L Sample probe counter flange: SS316L (or customer specific)

Ingress protection IP44 (for indoor installations) IP55 (for outdoor installations)

*others on request

Power requirements 230 / 110 VAC

Power consumption Analyser Cabinet: 590 W Sample Conditioning System: 490 W Heated sample probe: 350 W Heated sample line: 67 W/m

Communication 4-20 mA analogue outputs Digital alarm outputs Modbus – Option* Profibus – Option*

Environmental requirements IACS E10 IEC 60945 IEC 60529

Why Choose Norsk Analyse for Marine Solutions?

Choosing Norsk Analyse means partnering with a trusted leader in marine emissions monitoring, offering cutting-edge solutions like ShipCEMS.

With decades of expertise in environmental compliance and a commitment to sustainability, Norsk Analyse delivers robust, reliable, and user-friendly technologies tailored to the demanding conditions of maritime operations. ShipCEMS ensures accurate, chemical-free monitoring of SO₂, CO₂, and other emissions, enabling seamless compliance with MARPOL Annex VI regulations.

Designed for continuous, unmonitored operation, ShipCEMS reduces operational complexity while maximizing efficiency and accuracy.

By choosing Norsk Analyse, you gain not only innovative technology but also a partner dedicated to supporting your environmental and operational goals, ensuring your fleet meets the highest standards of sustainability and performance.

Want to know more about our ShipCEMS solutions?

Martin Back

+45 26 30 63 32

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