Condition Monitoring In Thermal Power Plant 1211437199321892 8

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Condition Monitoring In Thermal Power Plant 1211437199321892 8

  1. 1. CONDITION MONITORING IN THERMAL POWER PLANT SHIVAJI CHOUDHURY
  2. 2. OBJECTIVE OF CONDITION MONITORING <ul><li>TO IDENTIFY CHANGES IN CONDITION OF MACHINE THAT WILL INDICATE SOME POTENTIAL FAILURE. </li></ul><ul><li>DIAGNOSIS OF FAULT </li></ul><ul><li>PREDICTION OF FAULT </li></ul><ul><li>TO AVOID FURTHER DAMAGES </li></ul><ul><li>TO PLAN BETTER SPARE MANAGEMENT </li></ul><ul><li>OUTAGE OF EQUIPMENT CAN BE BETTER PLANNED. </li></ul><ul><li>ENHANCING THE MACHINE EDURANCE LIMIT. </li></ul><ul><li>LESS DOWN TIME AND MORE PRODUCTIVITY </li></ul><ul><li>GREATER SAFETY TO WORK FORCE. </li></ul>
  3. 3. MONITORING TECHNIQUE <ul><li>VIBRATION MONITORING. </li></ul><ul><li>LUBRICANT ANALYSIS. </li></ul><ul><li>NOISE ANALYSIS. </li></ul><ul><li>WEAR DEBRIS ANALYSIS. </li></ul><ul><li>THERMOGRAGHY. </li></ul><ul><li>D G A. </li></ul><ul><li>NDT ULTRASONIC </li></ul>
  4. 4. VIBRATION ANALYSIS <ul><li>TURBINE. </li></ul><ul><li>GENERATOR. </li></ul><ul><li>PUMP. </li></ul><ul><li>MOTOR. </li></ul><ul><li>FAN. </li></ul><ul><li>COMPRESSOR. </li></ul>
  5. 5. VIBRATION DIAGNOSIS <ul><li>SHAFT AND ROTOR- UNBALANCE , BENT, MISALIGNMENTS </li></ul><ul><li>BEARING –DAMAGES,,DISTORTION,LOSS OF LUBRICANT. </li></ul><ul><li>GEAR –TOOTH MESHING FAULT,WORN TEETH,MISALIGNMENT </li></ul><ul><li>MECHANICAL LOOSNESS </li></ul>
  6. 6. LUB OIL ANALYSIS <ul><li>MOISTURE </li></ul><ul><li>MECHANICAL IMPURIRTIES </li></ul><ul><li>DENSITY </li></ul><ul><li>VISCOCITY </li></ul><ul><li>ACIDITY </li></ul>
  7. 7. LUB OIL DIAGNOSIS <ul><li>DEGRADATION OF LUB OIL </li></ul><ul><li>IMPURITIES IN LUB OIL </li></ul>
  8. 8. WEAR DEBRIS ANALYSIS & DIAGNOSIS <ul><li>WEAR DEBRIS CARRIED OUT FOR WEAR PARTICLE CONCENTRATION IN OIL </li></ul><ul><li>CONDITION OF LUB OIL </li></ul><ul><li>OUTSIDE CONTENMATION </li></ul><ul><li>TO DETERMINE TO WEAR CONDITION OF MACHINE </li></ul><ul><ul><li>NORMAL RUBBING </li></ul></ul><ul><ul><li>BEARING FAILURE </li></ul></ul><ul><ul><li>CONDITION OF GEAR </li></ul></ul><ul><ul><li>CUTTING OF METAL </li></ul></ul>
  9. 9. THERMOVISION MONITORING <ul><li>IDENTIFICATION OF HOT SPOT . </li></ul><ul><li>USED FOR MONITORING OF SWITCHYARD EQUIPMENT. </li></ul><ul><li>ROUTINE MONITORING OF MOTOR/PUMP. </li></ul><ul><li>MONITORING OF DRAIN PIPES LINES TO DETECT CHOKING OF PIPE LINES. </li></ul><ul><li>TO MONITOR OF CONDITION OF INSULATION ON PIPE AND EQUIPMENT. </li></ul>
  10. 10. DISSOLVE GAS ANALYSIS <ul><li>FOR ALL TRANSFORMERS. </li></ul><ul><li>DIELECTRIC STRENGTH OF TRANSFORMER OIL. </li></ul><ul><li>MOISTURE,DENSITY,COLOUR OF TRANSFORMER OIL. </li></ul><ul><li>DISSOLVE GAS ANALYSIS IN TRANSFORMER OIL-TO DIAGNOSIS OF FAULT. </li></ul>
  11. 11. TRANSFORMER OIL DIAGNOSIS <ul><li>CO AND CO2 IN OIL—THERMALCONDITION INVOLVING PAPER </li></ul><ul><li>METHANE,ETHANE,ETHYLENE AND SMALL AMOUNT OF ACETYLENE IN OIL - THERMAL CONDITION INVOLVING THE OIL </li></ul><ul><li>HYDROGEN,METHA AND SMALL AMOUNT OF ACETYLENE AND ETHANE IN OIL--PARTIAL DISCHARGE </li></ul><ul><li>HYDROGEN,ACETYIENE AND ETHELENE IN OIL-SUSTAINED ARCING-SUSTAINED ARCING </li></ul>
  12. 12. CONDITION MONITORING SCHEDULE <ul><li>VIBRATION MONITORING DAILY/WEEKLY/MONTHLY </li></ul><ul><li>CHEMICAL ANALYSIS OF OIL QUARTELY </li></ul><ul><li>THERMOGRAPHY QUARTELY </li></ul><ul><li>DGA QUARTELY </li></ul><ul><li>NSD ULTRASONIC ANNUALY </li></ul>
  13. 13. THANKYOU

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