Engagements

More than 180 challenging engagements are listed below, starting 2011 to date, beginning with the most recent ones.

Further our solutions are such that once the remedies are implemented, the company gains an on-going competitive advantage for years to come.

Such permanent solutions are obtained through our Pattern Analysis technique that we have developed to tackle even the most complex and difficult problems.

  1. Started a two-year long major engagement on Reliability Centred Maintenance for a major Zinc Plant for reliability improvement of Roasters and Mills targetting a financial gain of around Rs 400 Crores. Dec 2017 to Dec 2019
  2. Engagement with a manufacturing MNC to improve upon their Manufacturing Excellence, July 2018 to December 2018.
  3. Review of RCM analysis of a DT Pump, Zinc Industry, October 2018
  4. Risk Analysis of retro-fitting a VFD on a critical blower, Zinc Industry, September 2018.
  5. Pattern Analysis of a blower, Looseness of Rotor, Zinc Industry, September 2018
  6. Conference on Reliability Engineering, Aluminum Industry, Renukoot, September 2018.
  7. Pattern Analysis for the simultaneous seizure of bridle roll bearings (10 numbers), Aluminium Plant, September 2018
  8. Pattern Analysis of gearbox failure (torsional vibration and crack development) of Aluminium Plant, September 2018.
  9. Pattern Analysis of Bliss Mill failures, Aluminum Plant, September 2018
  10. Conducted a three-day program on Improving Reliability of Complex systems, Zinc Plant, September 2018.
  11. Pattern Analysis for an Air Blower to find the ‘imperfections’ causing failures, Zinc Plant, September 2018
  12. Pattern Analysis for Auxilliary Cooling Water Pump to find ‘imperfections’ causing failures, Power Plant, September 2018
  13. Pattern Analysis for Primary Air Fan to discover ‘imperfections’. Power Plant, September 2018.
  14. Pattern Analysis of an ID Fan, Power Plant, September 2018
  15. Pattern Analysis of a Water Pump, Power Plant, September 2018
  16. Pattern Analysis of a Conveyor, Power Plant, September 2018
  17. Pattern Analysis of a CW Pump, Power Plant, September 2018
  18. Pattern Analysis of a Clear Water Pump, Power Plant, September 2018
  19. Pattern Analysis of a Water Recovery Pump (ash plant), September 2018
  20. Pattern Analysis of a Primary Air Fan, Power Plant, September 2018
  21. Pattern Analysis of a Conveyor Motor, Power Plant, September 2018
  22. Root Cause Failure Analysis of frequent failure of 10-inch diameter tapered roller bearing of Coarse Seed Pump of Alumina Plant, July 2018.
  23. Root Cause Analysis of high vibration of Motor and Gear Box of Pipe Conveyor of an Aluminum Smelter, July 2018.
  24. Training program (2 days) on Condition Based Maintenance at an Aluminum Smelter, July 2018.
  25. Solving the problem of ID fans (chaotic behavior) and minimizing vibration levels by 24 orders to improve power production, Power Plant, June 2018.
  26. Analyzing non-linear and chaotic vibration of ID fan of Hydrogen plant, June 2018
  27. Analysing abnormal vibration patterns of CEP Pumps of Power Plant, May 2018
  28. Analysing vibration of Coal Mill of Power Plant, May 2018
  29. Solving the noise problem of winder gearbox, Mining, May 2018
  30. Solving the chaotic problem of Condensate Extraction Pump, Power Industry, May 2018
  31. Workshop on Industry 4.0 and IOT for Management of Physical Assets, 9th and 10th April 2018, Mumbai.
  32. On-site facilitation for 10 days for on-going RCM project (as listed in Point 1, above). Feb 2018
  33. Vibration analysis of a Vertical Raw Mill of a Cement Industry, Feb 2018
  34. Vibration analysis of Axial flow fan of a Petrochemical industry, Feb 2018
  35. Vibration analysis of ID fan of an Aluminium plant, Feb 2018
  36. Failure investigation into the failure of Boiler Tube bundles, Feb 2018
  37. Failure investigation into the cause of Hansen Gear Box failure of Sag Mill, Jan 2018
  38. 4-day on-site Training Program on Vibration Analysis Level II for Petrochemical industry
  39. On-site facilitation at the site for on-going RCM project (as listed in Point 1, above), Jan 2018
  40. Root Cause Analysis of high vibration of a pulley driven fan, Cause: #looseness #misalignment, Zinc Plant, November 2017, Case number: 143
  41. Root Cause Failure Analysis of sudden failure of a motor, motor bearings, and gearbox & Fan bearings of Alumina Plant, Causes: #instability #wear #improper setting of warning limit # torsion #November 2017, Case Numbers: 138, 139, 140, 141
  42. Reliability Centred Maintenance Sensitisation program – two days – with facilitation, Zinc Plant, November 2017 #rcm
  43. Root Cause Analysis of high vibrations of PT Pumps. Causes: #unbalance #impeller adjustments #misalignment #wear; Super Thermal Power Plant, October 2017, Case Number 137
  44. Cases of CW Pumps 5 and 1 during commissioning, Tripping on High Vibration, Causes in keywords:1) #SelfExcitation 2) #Pre-load 3) #Stiffness 4) #Radial clearance 5) #Slip-stick 6) #Anisotropicvibration 7) #Vibration transmission 8) #Non-linear 9) #Resonance 10) Load on Pad Centre (#LOP); Super Thermal Power Plant, October 2017. Case number 136
  45. Root cause analysis of unusual vibration patterns of Cooling Tower Gear Box: Causes: #viscosity #wear out #loss of #backlash; Zinc Plant, October 2017; Case 135
  46. Analysis of strange pattern of vibration (1/2, 1/3 and 1/5 of Gear Mesh frequencies plus Gear Mesh Frequency without sidebands) and the presence of two natural frequencies of Cement Mill Gear Box; Causes: Wear out, common factors of pinion and girth gear (hunting frequency), spray nozzles inappropriately fitted (either on the gear mesh or before gear mesh), chocked oil spray nozzles, or change of viscosity of gearbox oil, and Gear Mesh frequency within 2.5 times the natural frequency of gearbox, in this case, there were two natural frequencies and the GMF was in between the two natural frequencies (in such cases the sidebands of the GMF vanish). Cement Plant, October 2017. To know more you may click here.
  47. Analysis of the sudden failure of cooling tower fan motor after Preventive Maintenance (regressing of motor bearings): Cause: maintenance induced failure, starting the motor on load (load torque not equal to electromagnetic torque), rotor moves to find equilibrium – rotor shorts with stator – pole burnt. Plus excitation of the natural frequency of motor NDE bearing, which caused complete destruction (crushing) of Motor NDE bearing. Copper Mines, Zambia, October 2017. See more here
  48. Solving critical vibration problem of reversible of an 800 KW DC motor of the winder, Zinc Mines, Causes: 1. Vibration transmission 2, Deflection of Base – distortion of motor body 3. Shorting, October 2017
  49. Analysis of gradually increasing vibration levels of Thaisen Scrubber (1000 KW), Zinc Smelter, Causes 1. Coriolis Effect 2. Negative Damping, October 2017. See more here
  50. RCM analysis of Turbine Gear Box, Power Plant, October 2017
  51. A two-hour presentation to top management on RCM and its benefits, Power Plant, October 2017
  52. Root Cause Failure Analysis of ID fan (axial) of 1200 MW Power Plant. Catastrophic Failure of Fan; Cause: Phase looseness of the motor, Sept 2017
  53. Root Cause Analysis of high vibration of Primary Air Fans, Cause: Pipe Strains, Power Plant, Sept 2017
  54. Condition Assessment of Tacho Motors, Cause: Structural Vibrations, Power Plant, Sept 2017
  55. Condition Assessment of 16 Coal Mill Gear Boxes, Primary factors for accelerated imperfections — Grinding frequency, Interference from other running mills, torsion, Power Plant, Sept 2017
  56. Root Cause Analysis of high vibration of Primary Water Pump, Cause: resonance, Power Plant, August 2017
  57. Root Cause Failure Analysis of an HDO pump, Cause Tribological, fluid viscosity, Power Plant, August 2017
  58. Root Cause Analysis of frequent trips of a Coal Crusher, Cause: Improper settings, Power Plant, August 2017
  59. 2-day Workshop on Root Cause Failure Analysis, Alumina Plant, August 2017
  60. Root Cause Analysis of persistent misalignment an LDO pump for boilers, Cause: Over constrained joints. Power Plant, August 2017
  61. Root Cause Failure Analysis of Blowers. Cause #torsional vibration, Aluminum Plant, August 2017
  62. Root Cause Failure Analysis of Ash Handling Pump, Cause: #bearing #resonnance #reliability, Power Plant, August 2017
  63. Root Cause Failure Analysis of Turbine-Driven Boiler Feed Pump, Cause #humanerror #reliability, Power Plant, August 2017
  64. Root Cause Analysis of high consistent vibration of Primary Water Pumps, Cause: #pipestrain #reliability, Power Plant, August 2017
  65. Root Cause Failure Analysis of sudden catastrophic failure of HFO pump in spite of vibration monitoring, Cause #oilviscosity, #reliability, Power Plant, August 2017. Read more here
  66. Root Cause Analysis of high vibration of crushers, Cause #oilviscosity at operating temperature, #reliability, Power Plant, August 2017.
  67. Root Cause Failure Analysis of circulating water pump, #frettingcorrosion #motor #torsionalvibration #reliability, Alumina Plant, August 2017
  68. Root Cause Failure Analysis of erosion of valves of Slurry Pumps, Cause: #material #momentum #reliability, Alumina Plant, August 2017
  69. Conducted a two-day training program on Root Cause Failure Analysis, Alumina plant, #imperfection #IAR concept #energy flows and changes August 2017
  70. Root Cause Analysis of high consistent vibration of an LDO pump, #reliability, Power Plant, cause: #overconstrained assembly, August 2017.
  71. Root Cause Failure Analysis of multiple failures of a Blower of an Aluminum plant. Cause: #designimperfection, #reliability, August 2017
  72. Solving a complex vibration problem of ACW pumps (vertical) for a 3x600MW Thermal Power Plant, Cause: #multiple imperfections August 2017
  73. Completion of India’s first (July 2017) Massive Open Online Course (MOOC) on Vibration Analysis of Machines
  74. RCFA of ID Fan (Foundation, Bearing Strain), Boiler Area, Paper, June 2017
  75. RCFA of Cardon Shaft Failure (Lubrication, Plugging), of Drive Gear Box, Paper Machine, Paper, June 2017
  76. RCFA of Supply Air Fan (Characteristic Distance between Bearings), Stabilization System, Paper, June 2017
  77. RCFA of Vacuum Pump (Pipe Strain- pipe acts like a spring), Lime Kiln Area, Paper, June 2017
  78. RCFA of CD Filtration Compressor (Movement of Foundation Sole Plate), Recausting Area, Paper, June 2017
  79. RCFA of 4 Circulation Pumps (Unbalanced Moments, Process temperature too low and cavitation) of Evaporator Area, Paper, June 2017
  80. The case of the unstable vibration of Blower at 3000 rpm (Shaft crack), Zinc, May 2017
  81. One day Awareness Course on Root Cause Failure Analysis, Paper, May 2017
  82. The case of repeated failure (Sand ingress through process material) of the pressure plate of Planetary Extruder, Plastic, May 2017.
  83. Mathematical modeling of self-uncoiling of steel coils (critical threshold angle of end flap) of Steel Plant, May 2017.
  84. The case of frequent loosening of check nut of Pump drive end bearing of CW Pump of Power Plant, May 2017.
  85. The case of a cooler fan that refused to be balanced (the hub of impeller cracked), Cement, May 2017
  86. The case of frequent loosening (every four days) of Pump Non-Drive End bearing check nut, Power Plant, 2017
  87. The case of frequent bearing failure and strange fluctuating vibration pattern of Coal Mill of Power Plant, May 2017
  88. The case of the strange vibration pattern of Smoke Gas Fan of Cement Plant, April 2017
  89. The case of Cooler Fan of Cement Plant (crack in hub/impeller), April 2017
  90. The case of Frequent Failure of a Welding Generator used for Packing System, April 2017
  91. 3 Day Workshop on Advanced Root Cause Failure Analysis, April 2017
  92. 4 Day Workshop and Certification Program on Vibration Analysis, Level 2, at NTPC, PMI, April 2017
  93. The case of high vibration and frequent failure of Axial Flow Fan of a Power Plant, April 2017
  94. The case of strange wear patterns of a Gas Turbine Gear Box, Power Plant, April 2017
  95. Public Seminar (2 days) on Vibration Analysis of Machinery, Faridabad, March 2017
  96. Case unusual vibration of Seal Air Fan, Cement, March 2017
  97. The case of unusual vibration of Bag House Fan, Cement, March 2017
  98. The case of frequent bearing damage of Extraction Fan, Cement, March 2017
  99. RCM consulting engagement (facilitation) for a plastic profile manufacturing industry — on-going engagement from Jan 2017 to March 2017
  100. Conducted a facilitation course on Professional Maintenance and Focussed Improvement for a large FMCG manufacturing unit, March 2017
  101. The strange case of the motor drive end bearings turning in their housing of a Condensate Extraction Pump of a 4000 MW Power Plant, March 2017
  102. Analysis of Steam Turbine Problem of a Power Plant, Jan 2017
  103. Deep Root Cause Failure Analysis of Kiln Motor bearings, Raipur, Cement Plant, Jan 2017.
  104. Two-day workshop on Plant-Wide Reliability Improvement through the NEME process, Bhuj, Cement Plant, Dec 2016. Read more here
  105. One day seminar on Emerging Trends in Condition Based Maintenance, Bhubaneswar, Dec 2016.
  106. Analysis of torsional vibrations of paper machine rolls, Paper Plant, Andhra Pradesh, Nov 2016.
  107. Analysis of abnormal high vibration of a multistage pump, Cement Plant, Chattisgarh, Nov 2016. Read more here… 
  108. Analysis of bearing failure of Condensate Extraction Pump Motor of a 4500 MW Power Plant, Gujarat, Oct 2016
  109. Training workshop on Plant-Wide Productivity Improvement, Rajasthan, Oct 2016. Read more here…
  110. Analysis of vibration patterns before and after modifications of Vertical Roller Mill, Oct 2016, Rajasthan. Read more here.
  111. Study of clam machine of a fiber plant, September 2016, Maharastra
  112. Study of cooler fans of a cement plant, September 2016, Chattisgarh. Read more here.
  113. Training course on Vibration analysis at a power plant, September 2016, Chattisgarh.
  114. Study of Firewater hydrant pumps of a power plant, September 2016, Chattisgarh.
  115. Analysis of Bearing failure of Ball Mill, Alumina Plant, Orissa, August 2016
  116. Workshop on Vibration Analysis based on Complexity Science at Power Management Institute, NTPC, Noida, 2nd to 5th August 2016
  117. Study of the strange behavior of Makeup Water Pump, Super Thermal Power Plant, Chattisgarh, July 2016
  118. Study of the non-linear behavior of Cooling Water Pumps, Super Thermal Power Plant, Chattisgarh, July 2016. Read more here..
  119. Study of the abnormal behavior of Raw Mill of a cement plant, Chattisgarh, July 2016
  120. Reliability Improvement of Bag House, Steel, Orissa, 28th and 29th June 2016. See more here
  121. Workshop on Streamlined RCM at Power Management Institute of NTPC, Noida 21st June to 23rd June 2016. See more here
  122. Reliability Improvement of Primary Air Fan, Power, May 2016, Orissa.
  123. Reliability Improvement of Seal Air Fan, Power, May 2016, Orissa
  124. Reliability Improvement of Recovery ID Fan, Power, May 2016, Orissa.
  125. Full day Seminar on “Solving Complex Problems”, March 2016, Power, Chennai
  126. Root Cause failure analysis of catastrophic bearing cracks, gear pitting, shaft cracks of a large gearbox of a vertical mill. March 2016, Cement.
  127. Reliability Study of failures of a Vertical Mill, Cement, Dubai, Feb 2016
  128. Reliability Study of complex structural failure of bridge pipes of Loesche Vertical Mills, Model LM 69.6 in Jan 2016, Cement (Keywords: Brittle fracture, vibrations, resonance, foundation transmission, coupled oscillations)
  129. Root Cause Analysis and Accident Investigation of a catastrophic failure of the ID fan of a Power Plan. Jan 2016 (Keywords: Corrosion Fatigue, Variable stiffness, Wrong interpretation of vibration signals, a Wrong procedure of balancing).
  130. Conducted a one-day awareness program on the beauty of Vibration Analysis for an Alumina Plant. Dec 2015
  131. Root Cause Analysis of a Sea Water Pump of NTPC, Simhadri Sept 2015
  132. Root Cause Analysis of a complex problem of a blower in a Steel Plant Oct 2015
  133. Root Cause Analysis of frequent failure of Gear Box of a bottling plant. Oct 2015
  134. Root Cause Analysis of a complex Vibration Problem of Alumina Crusher at Utkal Alumina Sept 2015 (structural), Jan 2016 (variable stiffness problem of the rotor)
  135. Conducted a four-day Workshop cum Certification of Vibration Analysis Category II at NTPC, PMI, Nodia Aug 2015
  136. Root Cause Analysis of Pre Former Rolls of Paper Machine at International Paper July 2015
  137. Conducted a 2-day training on Condition Based Maintenance at Sterlite May 2015
  138. Root Cause Analysis of Gear Box of Reclaimer of a Power Plant April 2015
  139. Root Cause Analysis of the complex problem of Boiler Feed Pump, March 2015
  140. Root Cause analysis of a complex problem of torsional vibration of an Axial Fan (ID) of a power plant, Feb 2015
  141. Conducted a three days workshop on Problem Solving Through Vibration Analysis at Hyderabad Jan 2015
  142. Conducted a two-day workshop on Root Cause Failure Analysis (RCFA) at HZL, Dec 2014
  143. Conducted two workshops on Condition Based Maintenance & Availability Centered Maintenance at HZL Smelter & Mines, Dec 2014
  144. Solving the complex problem of Cooler Fan number 4 of JK Laxmi Cement, Raigarh, Nov 2014
  145. Workshop on Vibration Analysis at Sesa Sterlite, Tuticorin, Oct 2014
  146. Designing a new manufacturing facility based on Life Cycle Costing, Airovient, Kolkata — Aug to Sept 2014
  147. Vibration & Reliability Workshop at International Paper, Sept 2014, Andhra Pradesh.
  148. Vibration Certification Cat II at NTPC, PMI, Nodia, Sept 2014
  149. Workshop on Vibration Analysis at Avantha Power, Raigarh, Aug 2014
  150. Solving complex problems of Autogenous Mill of Vedanta Aluminum, Aug 2014
  151. Solving complex problems of crushers of a cement plant Client: L&T ECC, July 2014
  152. Solving a complex vibration problem of cooling water pumps of a Thermal power Plant Dec 2013
  153. Solving complex problems of ingot charging car of Vedanta Aluminum, Odisha, Sept 2013 to improve productivity
  154. Vibration Certification Course Cat III at NTPC, PMI Noida Aug 2013
  155. Solving a complex vibration problem of cooling water pumps of a Super Thermal power plant July 2013
  156. A workshop on Reliability and Risk Analysis at CII-SNCL on 23rd Nov 2012.
  157. A presentation to top management of an Indian multi-national on SOPAL (Self Organized Peer Assessment & Learning) for recruitment on 12th Nov 2012.
  158. An engagement on Prediction and Design of Decision Making with a steel manufacturer from 6th Nov 2012 to 9th Nov 2012
  159. An engagement in selecting interns for design work (technical & management) from IIT Kharagpur & VGSOM on 12th & 13th October 2012. Self Organized Assessment & Learning (SOPAL) would be followed along with an open test.
  160. An engagement on the prediction of complexity with a steel manufacturer – 8th to 11th October 2012
  161. Presentation on Prediction on Complex Organizational Systems for Effective Decision making to an Indian Multi National Company on the afternoon of 2nd October 2012.
  162. Round Table conference on Skill Development at Bengal Club organized by CII Eastern Region on the evening of 28th August 2012
  163. A talk on Cascading Strategies at CII-SNCEL – 3rd National Seminar on Manufacturing Excellence 26th Sept 2012
  164. A breakthrough in short-term prediction of Complex Systems taking Blast Furnace as an example – 11th to 14th Sept 2012
  165. A 4-day workshop & Certification course on ‘Vibration Analysis and Non-Linear Dynamics‘ – 27th Aug to 30th Aug 2012.
  166. Designing a Production System as a Complex Adaptive System including manpower planning 20th to 22nd Aug 2012
  167. A workshop on how to quickly assess and explore the complexity of Human-Machine interface 13rd Aug 2012
  168. Design of a Production Incentive Plan based on Complexity Science – 6th to 8th Aug 2012
  169. The case of the Turbine problem for Maharastra State Electricity Board
  170. The case of Cooling Water Pumps for NTPC, Farraka
  171. The case of Autogenous Mill for an Aluminum Plant
  172. The case of Crushers of Cement Plant
  173. The case of Cooling Water Pumps for West Bengal Power Development Corporation
  174. The case of Turbine Problem for Qatar Petroleum
  175. The case of instrument diaphragm leakage for Qatar Petroleum
  176. The case of Ingot Mill for Aluminum Plant
  177. The case of Compressor Problem for Digboi Refinery
  178. The case of Raw Mill problem in Gujarat Cement Works
  179. The case of instrumentation problem in Hirmi Cement Works
  180. The case of ID fan problem in Captive Power Plant of Birla Cement work

Contact:
Dibyendu De
Director
Reliability Management Consultant Pvt Ltd.
dde@rgbwaves.com
Phone:  +91 9836466678

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