Frequently Asked Questions

Why would my company need a CEMS?

Federal and State agencies have regulations in place to minimize the amount of pollution generated by industrial processes. In order to enforce these regulations, the processes must be monitored to determine how much pollution is being emitted.

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Any special design consideration if flue gas has ammonia slip?

If a heater or boiler is equipped with a selective catalytic reduction unit (SCR) with ammonia injection for the NOx control, its stack flue gas will carry a residual ammonia gas (ammonia slip)

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What is involved in CEMS integration?

A full CEMS integration is the specification, arrangement, and connection of all the components of a functional monitoring system.

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What if CEMS fails to pass Part 75 certification requirements?

The quality assurance & quality control (QA/QC) plan as part of the rule mandated recordkeeping requirement is maintained at a regulated facility or unit to maintain a high quality, …

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What are Part 75 certification requirements for CEMS?

Part 75 certification requirements establish the accuracy of CEMS. A regulated facility or unit is required to perform the initial certification tests after CEMS installation …..

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What happens if pollutant emissions over the permit limit?

Facility operators must quickly act to address emissions exceeding the limit, including shutting down the unit, if required.

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