Audit, diagnosis, recommendation of lime sludge kiln

preventive-maintenance/audit-dianosis-recomandation-for-a-cellulose-plant-rotary-kiln

Equipment: lime sludge kiln

Sector: Paper making (France)

Context: Range of inspections to determine the equipment maintenance budgets

SERCEM INDUSTRIE is well known in the field of heavy mechanics for 50 years in the suburb of Lyons in France . 

Our customers are renowned international operators such as Lafarge- Holcim , Heidelberg, Alcoa , Rusal etc ..

They are all world leaders in the field of mining , cement & mineral chemistry .

Our know how is the mechanical improvement of production equipments such as rotary kilns , rotary dryers , mills, crushers etc…in France and abroad .

In this case, one of our customers based in France in the field of pulp & paper, asked us about an audit for a rotary kiln ..

Audit, diagnosis, recommendation of lime sludge kiln

1/ Module 1 : Inspection of shell deformation

Laser acquisition of the shell profile: 1 section every meter along the entire length of the dryer.- 12 to 16 points per section

Processing and providing a report for each section 

Delivery of a global report (3D curve graphically synthesizing all the sections)

2/ Module 5 :  Alignment checks (Equipment at standstill, no turn)

The position of the shell centers at the supports,

3/ Module 4 : Mechanical Inspections 

The position and parallelism of the axes of the rolling elements, which requires measuring :

  • Drum slope,
  • Chassis and inter-chassis slopes
  • Rollers slopes,
  • Wheel spacing and turning angle of the rollers
  • Ø and shapes rollers / tires
  • Thrust position,
  • Up and down movement and respective positions of the rolling element

4/ Module 5 : Girth gear & pinion static inspection .

5/ Module 9 : Reducer inspection

Following the audits carried out and the data collected, we provided the client with a precise diagnosis including recommendations for works to be carried out in the short and medium term.

AUDIT, DIAGNOSIS OF A DRYER
Deformed shell audit
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