Energy and environmental performanceEX-003

SO2 dosing control and hydrate use at Rüdersdorf

CEMEX · Rüdersdorf, Germany · Date not stated

Use this record when

The decision this case can inform

Coordinate reagent dosing with emissions averaging rules and changing sulfur inputs.

Evidence scope

Supplier-reported evidence. Results apply only to the stated equipment, conditions and observation period.

Source-supported facts

What the public record actually establishes

2 sourced points
  1. F1

    Predictive control coordinated hydrate injection against a daily-average SO2 target.

  2. F2

    ABB reports 11% lower hydrate use and reduced variability.

Structured interpretation

Facts and reported results are kept separate from the lesson a plant may choose to test.

01

Operating context

Variable sulfur emissions complicated reagent dosing.

02

Intervention or finding

Predictive control coordinated hydrate injection against a daily-average SO2 target.

03

Documented result

ABB reports 11% lower hydrate use and reduced variability.

04

Plant interpretation

Coordinate reagent dosing with emissions averaging rules and changing sulfur inputs.

05

Transfer boundary

Reagent savings are not an 11% emissions reduction. Public summary lacks raw monitoring data and a complete normalized baseline.

Before applying the lesson

Questions to verify at your plant

These are decision checks, not operating instructions. Resolve them through local risk assessment, technical review, and authorization.

  1. 01

    Check sulfur inputs, averaging period, analyzer reliability and reagent quality together.

  2. 02

    What equipment, materials and operating conditions differ at your plant?

  3. 03

    What baseline and follow-up evidence would establish whether this change works locally?