About Me

• Works in the areas of occupational health and safety, risk management, and reliability analysis of mining equipment.
• Joined Department of Mining Engineering, IIT (BHU), Varanasi in 2007. 
• Academic Qualifications: PhD in Mining Engineering from Indian Institute of Technology, Kharagpur in 2007.

• Mine Safety Engineering
• Risk Management
• Reliability Analysis
• Maintenance planning

• Sahu, A. R. & Palei, S.K. (2022). Fault Analysis of Dragline Subsystem Using Bayesian Network Model. Reliability Engineering & System Safety. Vol. 225, pp. 1-13. https://doi.org/10.1016/j.ress.2022.108579
• Singh, K.J., Palei, S. K., Karmakar, N. C. (2022). Postural risk assessment of heavy earthmoving machinery operators in opencast coal mine. 9th Asian Mining Congress on Technological Advancements in Mining Industry: Status and Challenges, April 4-5, 2022, MGMI, Kolkata, India, p. 89.
• Kumar, V., Palei, S. K., Karmakar, N.C., Chaudhary, D. K. (2022). Whole-body vibration exposure vis-à-vis musculoskeletal health risk of dumper operators compared to a control group in coal mines. Safety and Health at Work. Vol. 13(1), pp. 73-77 10.1016/j.shaw.2021.10.007
• Atal, M.K., Palei, S. K., Chaudhary, D. K., Kumar, V. & Karmakar, N. C. (2022). Occupational exposure of dumper operators to whole-body vibration in opencast coal mines: an approach for risk assessment using Bayesian network. International Journal of Occupational Safety and Ergonomics. Vol. 28(2), pp. 758-765. 10.1080/10803548.2020.1828551
• Chaudhary, D. K., Palei, S. K., Kumar, V. & Karmakar, N. C. (2022). Whole-body vibration exposure of heavy earthmoving machinery operators in surface coal mines: a comparative assessment of transport and non-transport earthmoving equipment operators. International Journal of Occupational Safety and Ergonomics, Vol. 28(1), pp.174-183. https://doi.org/10.1080/10803548.2020.1785154
• Mishra, A, Palei, S. K., Karmakar, N.C., Mishra, M. (2021). Economic risk assessment of PM10 in coal-based industrial region and its management strategy. Arabian Journal of Geosciences Vol. 14 (23). https://doi.org/10.1007/s12517-021-08667-y
• Sahoo, B. R. & Palei, S.K. (2020). Application of risk-based maintenance using analytic hierarchy process for selection of maintenance policy of dragline. Journal of Mining Science. 56(4), pp. 616-630. https://doi.org /10.1134/S1062739120057239
• Sahu, A. R. & Palei, S.K. (2020). Real-time fault diagnosis of HEMM using Bayesian Network: A case study on drag system of dragline. Engineering Failure Analysis, Vol. 118, p.1-14. https://doi.org/10.1016/j.engfailanal.2020.104917
• Patel, M. P., Palei, S. K. & Choudhury, S. (2020). Production scheduling of an iron deposit under ore grade uncertainty. Journal of Mines, Metals & Fuels. Vol. 68(3), pp. 85-90.
• Sahu, A. R. & Palei, S.K., (2020). Failure mode, effects and criticality analysis of dragline components and evaluation of risk priority number for effective maintenance planning, Journal of Mines, Metals & Fuels. Vol. 68(5), pp. 166-172.
• Kumar, V., Palei, S. K., & Karmakar, N. C. (2020). Investigation on whole-body vibration exposure of various heavy earth moving machinery operators in opencast coal mines. Journal of Critical Reviews, Vol. 7 (10), pp. 403-411. https://doi:10.31838/jcr.07.10.85
• Mishra, A., Palei, S.K. & Gupta, S. (2020). Reliability analysis of dragline using equivalent aging model. Arabian Journal for Science and Engineering. Vol. 45 pp. 6975-84. https://doi.org/10.1007/s13369-020-04622-3
• Palei, S.K., Das, S., Chatterjee, S. (2020). Reliability-centered maintenance of rapier dragline for optimizing replacement interval of dragline components. Mining, Metallurgy & Exploration. Vol. 37, pp.1121–1136 https://doi.org/10.1007/s42461-020-00226-5
• Sahu, A. R. & Palei, S.K.(2020). Fault prediction of drag system using artificial neural network for prevention of dragline failure. Engineering Failure Analysis, Vol. 113, p.1-12. https://doi.org/10.1016/j.engfailanal.2020.104542
• Mishra, A., Palei, S. K., Karmakar, N.C. (2020). Receptor modelling of pollutants for source apportionment on coal-based anthropogenic activities. Journal of Mines, Metals and Fuels, 68(9), 293-303.
• Chaudhary, D.K., Palei, S. K. (2020). Characteristics of Whole-body Vibration Exposure of Dumper Operators in a Coal Mine. National Conference on “Advances in Mining (AIM-2020)” 14-15 February 2020 held at CIMFR, Dhanbad, India.
• Chaudhary, D.K., Palei, S. K., Kumar, V., Karmakar, N. C. (2019). Assessment of Health Risk due to Whole-body Vibration Exposure Experienced by HEMM Operators in a Surface Coal Mine, National conference on Recent Advances in Mining Technology (RAMT) 2019 held at Bangalore during 23 - 24 May 2019.
• Mishra, A., Rai, R., Karmakar, N. C., Palei, S. K.,Behera, C. K. (2019). Inclusion of Environmental Cess in Coal Pricing – A Broad Framework. International Conference and Exhibition on Energy & Environment: Challenges & Opportunities (ENCO 2019), February 20 - 22, 2019 held at Vigyan Bhawan, New Delhi.  
• Sahu, A. R. & Palei, S. K.(2018). Reliability Analysis of a Dragline for Productivity Improvement – A Case Study. Journal of Material & Metallurgical Engineering, Vol 8(1), pp. 62-69.
• Chaudhary, D. K., Kumar, V., Atal, M. K., Palei, S.K. & Karmakar, N. C. (2018). A Study on Whole-body Vibration Exposure of Heavy Earth Moving Machineries Operators in a Coal Mine, National Conference on Mine Environment: Techniques, Equipments & Challenges (15-16 December 2018) organised by M.B.M. Engineering College, Jodhpur, Rajsthan, India.
• Mishra, A., Palei, S. K. & Gupta, S. (2017). A reliability based study for estimation of equivalent age of dragline. International Conference on Deep Excavation, Energy Resource and Production (DEEP16), January 24-26, 2017, IIT Kharagpur, India.
• Kumar, V., Gupta, N. K., Palei, S. K., & Karmakar,N. C. (2017). Whole body vibration and its impact on dumper operators in coal mines, ICOVP, 13^th International Conference on Vibration Problems, 29 Nov-2 Dec, 2017, Indian Institute of Technology Guwahati, India.
• Waretwar, G., Patel, R. K., Palei, S. K. &  Rai, R. (2016). Economic Evaluation of Air Pollution from Opencast Mining, National conference on ‘Sustainable mining practices’, 2-3 Dec, 2016, NIT Rourkela.
• Palei, S. K. & Karmakar, N. C. (2016). Fossil Fuel Conservation through Optimisation in Coal Technology from Mine to Mill, Special Section on: Current Research Topics in Power, Nuclear and Fuel Energy, SP-CRTPNFE 2016, from the International Conference on Recent Trends in Engineering, Science and Technology, 25-27 October, 2016, Hyderabad, India, pp.185-190.
• Choudhury, S. & Palei, S. K. (2016). Integration of Geographic Information System and Geostatistics in Mineral Exploration: A Case study on Base Metals, Mining Engineers’ Journal, Vol. 18, No. 4, pp. 19-23.
• Palei, S.K., Karmakar, N. C., & Reddy, R. S. M. (2014). Effects of Demography and Occupational Traits on Consequence of Injury of Underground Coal Miners. IEEE International Conference on ‘Industrial Engineering and Engineering Management’ IEEM-2014, Malaysia, Dec  9-12, 2014, pp. 1260–64,  DOI: 10.1109/IEEM.2014.7058840.
• Mishra, A., Murari, P., Palei, S. K. & Gupta, S. (2014). Modeling of Tolerable Repair Time without Affecting System Reliability. The IEEE International Conference on ‘Industrial Engineering and Engineering Management’ IEEM-2014, Malaysia, Dec 9-12, 2014, pp. 1270-74, DOI: 10.1109/IEEM.2014.7058842.
• Palei, S.K., Karmakar, N. C., Paliwal, P. and Schimm, B. (2013). Optimization of productivity with surface miner using conveyor loading and truck dispatch system.  International Journal of Research in Engineering and Technology, Vol 2(8), pp. 393-396.
• Gupta, S.,  Kumar, P, Karmakar, N. C. and Palei, S.K. (2013). Quantification of Human Error Rate in Underground Coal Mines - A Fuzzy Mapping and Rough Set Based Approach. The IEEE International Conference on ‘Industrial Engineering and Engineering Management’ IEEM-2013, Bangkok, Thailand, Dec 10-13, 2013, pp. 140 -144.DOI:10.1109/IEEM.2013.6962391
• Jain, N., Garg, K., Karmakar, N.C. and Palei, S. K. (2013). Guar Gum in Hydraulic Fracturing in Indian Shale Mines. Proceedings of the National symposium ‘Present Technology and Safety Scenario in Mining & Allied Industries,’ 25-27 February, 2013, Department of Mining Engineering, IIT(BHU), Varanasi, India.
• Gupta, S., Palei, S. K., Karmakar, N.C. and Maiti, J. (2011). Categorization and mitigation of human error to enhance safety in underground mines. Proceedings of 34th International Conference of Safety in Mines Research Institutes, December 7-10, 2011, New Delhi, India.
• Karmakar, N.C., Gupta, S. and Palei, S. K. (2011). Application of tracer gas in the study of ventilation systems for improving mine safety. Proceedings of 34th International Conference of Safety in Mines Research Institutes, December 7-10, 2011, New Delhi, India.
• Palei, S. K., Gupta, S., and Karmakar, N.C. (2011). Identification of human error to enhance safety in underground coal mines through the study of accident data – a concept. In the procs. of the International Conference on Technological Challenges and Management Issues for Sustainability of Mining Industries, 4-6 August, 2011, NIT-Rourkela, India, pp. 343 – 348.
• Palei, S.K. and Das, S.K. (2009). Logistic regression model for prediction of roof fall risks in bord and pillar workings in coal mines: An approach. Safety Science. Vol. 47, pp. 88-96.
• Palei, S.K. and Das, S.K. (2008). Sensitivity analysis of support safety factor for predicting the effects of contributing parameters on roof falls in underground coal mines. International Journal of Coal Geology. Vol. 75 (4), pp. 241-247.
• Palei, S.K. (2008). Surface Miner Technology: An Application in Rock Cutting Operations in Opencast Mines. Proceedings of the National Conference on ‘Rock Machine Interaction in Excavations’ held at Department of Mining Engineering, IT, BHU, 7-8 March, 2008, pp. 73-80.
• Palei, S.K. and Das, S. K. (2007). Probabilistic risk analysis of roof falls in the underground coal mines. Minetech, Vol. 28 (4), pp. 03-08.
• Palei, S. K. and Karmakar, N.C. (2007). The Effect of Confounding Factors on Magnitude of Hand-Arm Vibration among Jackhammer Operators in a Mine. Proceedings of the National Conference on ‘New Mining Initiatives for Sustainable Development’ held at Department of Mining Engineering, BESUS, Shibpur, Howrah, India, 17th Nov., 2007, pp. Tech-5/1-11.
• Palei, S.K. and Das, S.K. (2005). Study of reliability and estimation of risk due to roof fall in underground coal mines. Proceedings of the International Symposium on ‘Advances in Mining Technology and Management’ held at IIT Kharagpur, Nov. 30- Dec. 2, 2005, pp. 575-578.
• Palei, S.K. and Maiti, J. (2004). The Effect of Hand Arm Vibration on Jackhammer Operators. Proceedings of the International Conference on ‘Technology and Management for Sustainable Exploitation of Mineral Resources’ held at IIT Kharagpur, 5-7 February, 2004, pp. 215-224.

• Vice-Chairman, JEE Advanced-2017, IIT (BHU), Varanasi.
• Administrative Warden, Dhanrajgiri hostel, IIT(BHU) for a period of 5 years (2013-18).
• Warden, Dhanrajgiri hostel, IIT(BHU) for a period of 1 year (2012-13).
• Convener, Departmental Post Graduate Committee (DPGC), Department of Mining Engineering, during 2019-20 & 2020-21.
• Chairman PG Admission Committee, Odd Sem. 2020-21, Department of Mining Engineering, IIT (BHU).
• Chairman, PhD Admission Committee, Even Semester 2020-21, Department of Mining Engineering, IIT (BHU).
• Member, Institute R & D Committee, IIT (BHU) since April 2022.
• Member, Consultancy Allocation Commmittee (CAC), Department of Mining Engineering, IIT(BHU) for THREE years (2019-2022)
• Professor-Incharge, Departmental Store, Department of Mining Engineering, IIT(BHU) for morethan THREE years (2019-2022 & Continuing)

Post Doctoral Guidance

1. Mentor of National Post Doctoral Fellow (N-PDF) of Dr. Dhanjee Kumar Chaudhary for the SERB project titled : Assessment of Whole Body Vibration exposure on HEMM operators in opencast mines, during 21.08.2017 to 20.08.2019.

PhD Guidance

1. Dr. Atma Ram Sahu. Title: Fault Analysis of Dragline Using Bayesian Network and Artificial Neural Network [Awarded 2021]
2. Dr.Vivekanand Kumar. Whole-Body Vibration and Its Impact on Heavy Earth Moving Machinery Operators in Opencast Coal Mines [Awarded 2022] Supervisor: Prof. N C  Karmakar & Co- Supervisor: Dr. S K Palei
3. Dr. Aishwarya Mishra. Title: Risk Assessment of Coal Mining Areas for Environmental Hazards [Awarded 2022]
4. Anurag Singh Chauhan: Title: Behavioural study of dumper operators in opencast mines [In Progress]  Supervisor: Dr. S K Palei & Co-Supervisor: Prof. N C Karmakar
5. Bibhu Ranjan Sahoo: Title: Reliability analysis of Heavy Earth Moving Machineries [In Proress]
6. Varindra Saini. Title: Economic evaluation of accidents in underground coal mines [In Progress]  Supervisor: Prof. N C Karmakar & Co- Supervisor: Dr. S K Palei
7. Khane Jithendar Singh. Title: Whole body vibration exposure and its impact on human health with special refrence to HEMM operators in mines [In Progress]   Supervisor: Dr. S. K. Palei & Co- Supervisor: Prof. N C Karmakar
8. Tokal Vyenkatesh Yellayya. Title: Occupational Health and Safety of Mine Workers [In Progress]