Sponsored research projects: - 02
1. Title of the project: - Development, characterization of functionally graded material with self-lubrication property for cutting tool applications
Co- Supervisor: - Dr. G. Srinivasu
Sponsored by: - Chhattisgarh Council of Science and Technology, Raipur
Year: - 2015-2019
Project Value: - 3.5Lakhs
Status: - Completed
2. Title of Project: - Characterization of Strain Induced Behaviours of Electroactive Polymers for Sensor and Actuator Applications.
Co- Supervisor: - N.A
Sponsored by: - Science and Engineering Research Board, Department of Science and Technology, New Delhi
Year: - 2016-2020
Project Value: - 31,52,600/-
Status: - Completed
Patents
- C. Mahender, D. Siddhartha, R. K. Sahu, K. Patra, S. Bhaumik, A. K. Pandey and D. K. Setua, ‘A biaxial stretching device for simultaneously stretching of an elastomer sample’, Patent application no. 985/KOL/2013 dt 26.08.2013
Book Chapters :- 05
Number of Chapters Published: 05
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Title of the Chapter & Book
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Name of Author(s)
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Name of the Publisher
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ISBN No.
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Year of Publication
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Reprint No./ Edition No.
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Solid Lubricant Effect on the Microstructure and Hardness of the Functionally Graded Cemented Tungsten Carbide
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R. S. Parihar, S. G. Setti, and Raj Kumar Sahu
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Springer Nature Singapore Pte Ltd.
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978-981-15-1200-1 978-981-15-1201-8 (eBook)
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2020
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Lecture Notes in Mechanical Engineering Page: 745-752
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Modified Electromechanical Model for Dielectric Elastomer Cylindrical Actuators
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O. P. Prabhakar, D. Sahu, and Raj Kumar Sahu
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Springer Nature Singapore Pte Ltd.
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978-981-15-1200-1 978-981-15-1201-8 (eBook)
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2020
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Lecture Notes in Mechanical EngineeringPage: 397-404
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Pre-strain in Dielectric Elastomer Actuator; Challenges Towards Structure--Property Relationship
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D. Sahu, O. P. Prabhakar, Raj Kumar Sahu, and K. Patra
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Springer Nature Singapore Pte Ltd.
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978-981-15-1200-1
978-981-15-1201-8 (eBook)
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2020
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Lecture Notes in Mechanical Engineering Page: 389-396
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Fabrication of Metal matrix composites by Stir casting process with stirring parameters optimization
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Raj Kumar Sahu and Mohit Kumar Sahu
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Intech Publishers,Croatia |
978-1-78923-033-8
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2018
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Chapter 7
Book name : Advanced Casting Technologies
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Estimation of Specific Energy Density of dielectric elastomer materials: using Mooney Rivlin Model & Ogden Model
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Vijay Narayan, Satish Solanki Raj Kumar Sahu, Karali Patra and Shovan Bhaumik
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Macmillan Publishers India Ltd.
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978-935-059-048-5
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2012
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Vol 43 Issue 41
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Publications in International Journals (Published/Accepted: 16)
- R. S. Parihar, R. K. Sahu, and S. G. Setti, “Novel design and composition optimization of self-lubricating functionally graded cemented tungsten carbide cutting tool material for dry machining,” Adv. Manuf., pp. 1–13, 2020. (Impact Factor: 2.568)
- M. K. Sahu and R. K. Sahu, “Experimental Investigation, Modeling, and Optimization of Wear Parameters of B4C and Fly-Ash Reinforced Aluminum Hybrid Composite,” Front. Phys. 8 219, 2020. (Impact Factor: 2.638)
- D. Sahu, R. K. Sahu, K. Patra, and J. Szpunar, “Raman spectroscopy of pre-strained VHB 4910 elastomer towards actuator application,” Vib. Spectrosc., vol. 106, p. 102994, 2020. (Impact Factor: 1.917)
- D. Sahu, R. K. Sahu, and K. Patra, “Effects of crosslink density on the behavior of VHB 4910 dielectric elastomer,” J. Macromol. Sci. Part A, vol. 56, no. 9, pp. 821–829, 2019. (Impact Factor: 1.349)
- R. S. Parihar, S. G. Setti, and R. K. Sahu, “Effect of sintering parameters on microstructure and mechanical properties of self-lubricating functionally graded cemented tungsten carbide,” J. Manuf. Process., vol. 45, pp. 498–508, 2019. (Impact Factor: 4.086)
- R. S. Parihar, S. Gangi Setti, and R. K. Sahu, “Preliminary investigation on development of functionally graded cemented tungsten carbide with solid lubricant via ball milling and spark plasma sintering,” J. Compos. Mater., vol. 52, no. 10, pp. 1363–1377, 2018. (Impact Factor: 1.972)
- M. S. Bisht, S. Majumdar, and R. K. Sahu, “Microstructural Characterization of an 800 Mpa Single Phase Ferritic Advanced High Strength Steel (AHSS),” Int. J. Appl. Eng. Res., vol. 13, no. 6, pp. 230–237, 2018.
- M. K. Sahu and R. K. Sahu, “Optimization of stirring parameters using CFD simulations for HAMCs synthesis by stir casting process,” Trans. Indian Inst. Met., vol. 70, no. 10, pp. 2563–2570, 2017. (Impact Factor: 1.205)
- R. S. Parihar, S. G. Setti, and R. K. Sahu, “Recent advances in the manufacturing processes of functionally graded materials: a review,” Sci. Eng. Compos. Mater., vol. 25, no. 2, pp. 309–336, 2018. (Impact Factor: 0.7)
- R. K. Sahu and K. Patra, “Rate-dependent mechanical behavior of VHB 4910 elastomer,” Mech. Adv. Mater. Struct., vol. 23, no. 2, pp. 170–179, 2016. (Impact Factor: 3.517)
- R. K. Sahu, A. Saini, D. Ahmad, K. Patra, and J. Szpunar, “Estimation and validation of maxwell stress of planar dielectric elastomer actuators,” J. Mech. Sci. Technol., vol. 30, no. 1, pp. 429–436, 2016. (Impact Factor: 1.345)
- K. Patra and R. K. Sahu, “A visco-hyperelastic approach to modelling rate-dependent large deformation of a dielectric acrylic elastomer,” Int. J. Mech. Mater. Des., vol. 11, no. 1, pp. 79–90, 2015. (Impact Factor: 3.48)
- R. K. Sahu, K. Patra, and J. Szpunar, “Experimental study and numerical modelling of creep and stress relaxation of dielectric elastomers,” Strain, vol. 51, no. 1, pp. 43–54, 2015. (Impact Factor: 1.313)
- R. K. Sahu, B. Pramanik, K. Patra, S. Bhaumik, A. K. Pandey, and D. K. Setua, “Dissipation factor of acrylic dielectric elastomer—An experimental study,” J. Nanosci. Nanotechnol., vol. 14, no. 10, pp. 7439–7444, 2014. (Impact Factor: 1.354)
- R. K. Sahu and K. Patra, “Characterisation of tensile behaviour of a dielectric elastomer at large deformation,” J. Inst. Eng. Ser. C, vol. 95, no. 3, pp. 207–212, 2014.
- R. K. Sahu, S. Majumdar, and B. N. Prasad, “Forming limit diagram of high strength steel sheet (DP-590),” MIT Int J Mech Eng, vol. 1, pp. 114–118, 2011.
Publications in International Conferences (Published/accepted: 23)
- M. K. Sahu and R. K. Sahu, “Aluminum Based Hybrid Metal Matrix Composites: A Review of Selection Philosophy and Mechanical Properties for Advanced Applications,” in International Journal of Mechanical and Production Engineering Research and Development (IJMPERD), 2020, pp. 8–28.
- M. K. Sahu and R. K. Sahu, “Synthesis, microstructure and hardness of Al 7075/B4C/Fly-ash composite using stir casting method,” Mater. Today Proc., vol. 27, pp. 2401–2406, 2020.
- R. S. Parihar, S. G. Setti, and R. K. Sahu, “Solid Lubricant Effect on the Microstructure and Hardness of the Functionally Graded Cemented Tungsten Carbide,” in Advances in Applied Mechanical Engineering, Springer, 2020, pp. 745–751. International Conference on Applied Mechanical Engineering Research (ICAMER – 2019), NIT Warangal (India) on May 02nd-04th, 2019.
- O. P. Prabhakar, D. Sahu, and R. K. Sahu, “Modified Electromechanical Model for Dielectric Elastomer Cylindrical Actuators,” in Advances in Applied Mechanical Engineering, Springer, 2020, pp. 397–404. International Conference on Applied Mechanical Engineering Research (ICAMER – 2019), NIT Warangal (India) on May 02nd-04th, 2019.
- D. Sahu, O. P. Prabhakar, R. K. Sahu, and K. Patra, “Pre-strain in Dielectric Elastomer Actuator; Challenges Towards Structure--Property Relationship,” in Advances in Applied Mechanical Engineering, Springer, 2020, pp. 389–396. International Conference on Applied Mechanical Engineering Research (ICAMER – 2019), NIT Warangal (India) on May 02nd-04th, 2019.
- O. P. Prabhakar, D. Sahu, and R. K. Sahu, “Effect of Relative Permittivity with Strain in Dielectric Elastomer Peristaltic Actuator,” in IOP Conference Series: Materials Science and Engineering, 2019, vol. 691, no. 1, p. 12063. 2nd International Conference on Computational & Experimental Methods in Mechanical Engineering, Greater Noida, India May 3rd-5th, 2019.
- R. S. Parihar, S. G. Setti, and R. K. Sahu, “Prediction of thermal residual stresses in sigmoid functionally graded materials,” in AIP Conference Proceedings, 2019, vol. 2148, no. 1, p. 30018.
- D. Sahu, R. K. Sahu, and K. Patra, “Effects of uniaxial and biaxial strain on molecular structure of VHB 4910 dielectric elastomer,” in AIP Conference Proceedings, 2019, vol. 2057, no. 1, p. 20032.
- R. S. Parihar, R. K. Sahu, and G. Srinivasu, “Effect of Wire Electrical Discharge Machining on the Functionally Graded Cemented Tungsten Carbide surface integrity,” Mater. Today Proc., vol. 5, no. 14, pp. 28164–28169, 2018.
- R. K. Sahu, S. Yadu, V. Singh, S. Raja, and K. Patra, “The effect of micro molecular parameters on the actuation performance of electro active polymers,” in ASME International Mechanical Engineering Congress and Exposition, 2017, vol. 58417, p. V006T08A027. Tampa, Florida (USA), November 3rd-9th, 2017
- L. Kumar, S. Majumdar, and R. K. Sahu, “Measurement of the residual stress in hot rolled strip using strain gauge method,” in AIP Conference Proceedings, 2017, vol. 1859, no. 1, p. 20040. International Conference on Functional Materials, Characterization, Solid State Physics, Power, Thermal and Combustion Energy (FCSPTC) Eluru, Andhra Pradesh, 07th – 08th April 2017
- R. S. Parihar, R. K. Sahu, and S. G. Setti, “Finite Element Modelling of Functionally Graded Cemented Tungsten Carbide Compaction with Flow Stress Estimation,” Mater. Today Proc., vol. 5, no. 2, pp. 7009–7018, 2018. International Conference on Emerging Trends in Materials and Manufacturing Engineering (IMME 2017) at NIT Trichy, 10th-12th March 2017.
- Manoj Singh Bisht, S Majumdar and Raj Kumar Sahu, “Role of dislocation structure in LCF failure of 800 MPa ferritic steel strengthened with nano-precipitates”, Fatigue, Fracture and Integrity Assessment (FFIA)-2017, Jadavpur University 23rd-24th March 2017
- S. Yadu, S. Raja, V. K. Singh, R. K. Sahu, K. Patra, “The effect of Monomers on the Actuation Performance of Electro Active Polymers”, 8th International Conference on Advancements in Polymeric Materials (Marching towards smart products and multifunctional Materials), IISC Bangalore, 11th-13th February 2017
- R. S. Parihar, R. K. Sahu, and G. Srinivasu, “Finite element analysis of cutting forces generated in turning process using deform 3D software,” Mater. Today Proc., vol. 4, no. 8, pp. 8432–8438, 2017. International Conference on Advancements in Aeromechanical Materials for Manufacturing (ICAAMM2016), 07th – 09th July 2016, MLR, Institute of Technology, Hyderabad, India.
- Raj Kumar Sahu, Abhijeet Ranjan Keshari, Iqbal Hussain, Pulkit Jain, “Non-linear relationship between tensile property and hole expansion ratio”, Proceedings of the 17th ISME conference on Advances in Mechanical Engineering, IIT Delhi, October 3rd-4th, 2015.
- Raj Kumar Sahu, K. Patra, S. Bhaumik, A. K. Pandey, D. K. Setua, “Stress-strain behaviour of dielectric elastomer for actuators”, International Conference on Mechanical Properties of Materials (ICMPM 2014) at Barcelona, Spain, December 18-20 2014.
- R. K. Sahu, K. Sudarshan, K. Patra, and S. Bhaumik, “Evaluation of area strain response of dielectric elastomer actuator using image processing technique,” in Electroactive Polymer Actuators and Devices (EAPAD) 2014, 2014, vol. 9056, p. 90562C. at California, USA, 09th-13th March 2014.
- Raj Kumar Sahu, K. Patra, S. Bhaumik, A. K. Pandey, D. K. Setua, Development of uniaxial tensile pre-straining device for the elastomeric materials, Proceedings of the 3rd International Conference on Production and Industrial Engineering (CPIE 2013), Jalandhar, India, 29-31 March, 2013.
- Raj Kumar Sahu, Karali Patra, “Estimation of Elastic modulus of dielectric elastomer materials using Mooney-Rivlin and Ogden models”, 3rd International Conference on Advanced Materials Research, January 19-20, 2013, Dubai, U.A.E.
- B. Pramanik, R. K. Sahu, S. Bhaumik, K. Patra, A. K. Pandey, and D. K. Setua, “Experimental study on permittivity of acrylic dielectric elastomer,” in 2012 IEEE 10th International Conference on the Properties and Applications of Dielectric Materials, 2012, pp. 1–4. Bangalore, India, July 24th-28th, 2012.
- R. K. Sahu, B. Pramanik, S. Bhaumik, K. Patra, A.K. Pandey, D.K. Setua, “Study on mechanical and dielectric behavior of VHB 4910 for sensor and actuator application,” Presented, EUROEAP Conference (Second international conference on Electromechanically Active Polymer (EAP) transducers & artificial muscles), May 29th – 30th 2012, Berlin, Germany.
- Vijay Narayan, Satish Solanki, R. K. Sahu, Karali Patra, Shovan Bhaumik “Estimation of specific energy density of dielectric elastomer materials using mooney-rivlin and ogden models” International Conference on Advanced Materials, December12-16,2011, Coimbatore,India.
- Publications in National Conferences (Published/accepted: 4)
- Satish Solanki, R. K. Sahu, Karali Patra and Shovan Bhaumik, A Theoretical Model for Viscoelastic Behavior of Dielectric Elastomer Materials, Proceedings of the 26th Indian Engineering congress 2011 (IEC2011), pp. 142, December 15-18, 2011, Bangalore, India.
- Vijay Narayan, R. K. Sahu, Karali Patra and Shovan Bhaumik, Specific Energy Density of Dielectric Elastomer Actuator Materials, Proceedings of the 26th Indian Engineering congress 2011 (IEC2011), pp 133, December 15-18, 2011, Bangalore, India.
- R. K. Sahu, Munshi Imran Hossain, Karali Patra and Shovan Bhaumik, Dielectric Elastomers: Materials for Future Actuators, 10th National Conference on Industrial Problems on Machines and Mechanisms (IPROMM–2010), December 17-18, 2010, MNIT, Jaipur (Rajsthan) ISBN: 978-81-908723-4-8.
- R. K. Sahu, Shrabani Majumdar and B.N Prasad, “Application of Metal Forming in Manufacturing Engineering”, National Conference on Recent trends and advances in the field of eco-friendly plant machineries, automobile and material handling system, January 29-30,2011, MIT West Bengal.