CEMS

1. measuring technology of scattered infrared 2.monitor SO2, NOX

Features

    1.TH-890CEMS adopts the advanced and reliable measuring technology of scattered infrared and  photoelectric measuring technology and computer network communication technology.

    2. Realizing the continuous monitoring and data remote transmission of the  atmospheric pollution emission concentrations and total emissions of major pollutants.

    3. TH-890CEMS is composed of flue gas monitoring system, smoke monitoring system, data acquisition processors. It is uesed to continuously monitor SO2, NOX and dust exhausted from industrial boiler, industrial furnace, power plant boiler flue. 

    4. Provides parameters of flue gas temperature, humidity , pressure, velocity, oxygen levels.The system can automatically deal  the collected  data.

System basic configuration

1. Flue sampling device

2. Flue pretreatment device

3. Flue monitor

4. Smoke monitor

5. Back flushing device

6. Data acquisition and processing equipment

 7. Calibration equipment

8. Measuring device including Flue gas temperature, humidity, velocity, oxygen content

Main Functions

1. Pollutants concentration measurement

1.1 Adopting NDIR to measure SO2 and NOx in the flue gas.

1.2 Adopting Opacity Method or Light Scattering Method to measure the solid pollutants concentration in the flue gas.

 

2. Flue Gas Parameters Measurement

2.1 Adopting electrochemistry method,zirconia method,paramagnetic oxygen to measure oxygen content

2.2 Adopting pitot tube and differential pressure transmitter to measure flue gas velocity.

2.3   Adopting pressure transmitter, temperature transmitter and humidity transmitter to measure flue pressure, temperature and moisture content.

 

3. Data acquisition and processing

 3.1 Adopting industrial integration workstation and Advantech ADAM5510M series distributed data acquisition module which realizing data acquisition and processing.

3.2   Display flue gas emission concentration, convert emitting concentration, emission and oxygen content, flow velocity, temperature, pressure and moisture content in real-time.

3.3   Storing original data of more than five years and data which is calculated twice

3.4   Measuring data and parameters can generate data report and parameter report.

3.5 Diagnosis instrument state and display state mark and record fault.

3.6  With a secondary operation management right and safety management.

3.7  With function of abnormal situation automatically recovery

3.8  With function of history data inquiry and display the collecting data in the forms of daily report,monthly report,yearly report and curve graph.

3.9   Getting a cumulative average in every 10s/ displaying and printing 1min,15min measuring data/ generating daily reports, monthly reports, quarterly reports, annually reports/ displaying maximum values, minimum values and average values.

3.10   Function of reports printing

 

4. Calibration and Back Flushing

4.1 Manual calibrating zero and calibration of SO2, NOx, O2 analyzer

4.2  Automatic calibration zero and calibration of SO2, NOx, O2 measuring device.

4.3  Timing automatic calibration

4.4  Function of calibration start time and calibration interval time.

4.5   Back flushing micro hole filter of the sampling pipe manually or automatically.

4.6   Back flushing pitot tube manually or automatically

 

5. Measuring Data Transmission Method

5.1 232/485 interface transmit data

5.2 EPSN transmit data

5.3 Message transmit data

5.4 GPRS transmit data

5.5 Network transmit data

5.6 Supplying with 4-20mA simulation signal output according to request.

    Environmental conditions

       outdoor temperature         -20°C-60°C

       indoor teperature              0°C-45°C

       atmospheric pressure        86-106kpa

       outdoor relative humidity   ≤90%

       Electromagnetic radiation     FCC B

  

CEMS