Continuous Emission Monitoring System (CEMS)

Continuous Emission Monitoring System (CEMS)

The Continuous Emission Monitoring System (CEMS) is a facility to measure flow, dust, concentration of air pollutants from chimneys at factories or manufacturing facilities.

Some of Horiba's analyzers used for the air emission monitoring station (CEMS)

1. ENDA-5000 Online Air Analyzer 

Specifications and ranges

Compositions: NOx, SO2, CO2, CO, O2

Ranges:

  • NOx: 0-200 to 5000ppm
  • SO2: 0-200 to 5000ppm
  • CO2: 0-5 to 25vol%
  • CO: 0-200 to 5000ppm
  • O2: 0-10 to 25vol%

2. ENDA-7000​ online Air Analyzer

Compositions: NOx, SO2, CO, CO2, O2, NH3

Ranges:

  • NOx: 0-10 to 5000ppm
  • SO2: 0-10 to 5000ppm
  • CO: 0-50 to 5000ppm
  • CO2: 0-5 to 25 vol%
  • O2: 0-10 to 25vol%
  • NH3: 0- 10 to 100ppm

3. GI-700 series Online Air Analyzer

Compositions: NOx, SO2, CO, CO2, O2, NH3

Ranges:

  • NOx: 0-10 to 5000ppm
  • SO2: 0-10 to 5000ppm
  • CO: 0-50 to 5000ppm
  • CO2: 0-5 to 25 vol%
  • O2: 0-10 to 25vol%
  • NH3: 0- 10 to 100ppm

4. ENDA-C9000 NH3 Analyzer for gas system (De-NOx)

Compositions: NH3, NOx, O2

Ranges:

  • NH3: 0-20 to 100ppm
  • NOx: 0-20 to 100ppm
  • O2: 0-5 to 25 vol%

5. PG-300 series Mobile Air Analyzer

Compositions: NOx, SO2, CO, CO2, O2, CH4

Ranges:

  • NOx: 0-25/50/100/250/500/1000/2500 ppm
  • SO2: 0-200/500/1000ppm
  • CO: 0-200/500/1000/2000/5000ppm
  • CO2: 0-5/10/20vol%
  • O2: 0-5/10/25vol% (Zirconia or Galvanic), 0-10/25 vol% (Paramagnetic)
  • CH 4: 0-2000/5000ppm or 0-50/100%

6. EM-D/F5000 Dust Analyzer

Composition: Dust, Opacity ,Velocity, Volume flow

Ranges:

  • Dust: 0- 0.5 to 10,000 mg/m3
  • Opacity: 0-100%
  • Velocity: 0- 3 to 50 m/s
  • Volume flow: 0-3000000 Nm3/h

Application at a coal power plant