Publications (2018-Present)

2020

Ram Lama, Saroj Gautam, Sailesh Chitrakar, Hari Prasad Neopane, Biraj Singh Thapa, "Method of erosion prediction hill diagram to investigate the performance of Francis turbine operated in sediment laden water", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012017

Amul Ghimire, Dadiram Dahal, Atmaram Kayastha, Sailesh Chitrakar, Biraj Singh Thapa, Hari Prasad Neopane, "Design of Francis turbine for micro hydropower applications", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012019

Nischal Pokharel, Amul Ghimire, Biraj Singh Thapa, Bhola Thapa, "Opportunity for research and manufacturing of pump in Nepal", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012018

Biraj Singh Thapa, Bhola Thapa, "Green Hydrogen as a Future Multi-disciplinary Research at Kathmandu University", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012020

Saroj Gautam, Ram Lama, Sailesh Chitrakar, Hari Prasad Neopane, Biraj Singh Thapa, Baoshan Zhu, " Numerical investigation on the effects of leakage flow from Guide vane-clearance gaps in low specific speed Francis turbines", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012016

Abishek Kafle, Pratisthit Lal Shrestha, Sailesh Chitrakar, Bhola Thapa, Biraj Singh Thapa, Nischal Sharma, "A review on casting technology with the prospects on its application for hydro turbines", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012015

Aman Kapali, Hari Prasad Neopane, Sailesh Chitrakar, Aatmaram Kayastha, Oblique Shrestha, "Experimental and CFD study of influence of sediment size on efficiency of hydrocyclone for use as sediment separation device", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012014

Sangit Kattel, Jeewan Prakash Bhatt, Rahul Subedi, Bhola Thapa, Surendra Sujakhu, Abishek Kafle, "Investigation of Mechanical Properties of Brass Francis Turbine Manufactured by Local Investment Casting Technique in Nepal", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012013

Ashish Sedai, Biraj Singh Thapa, Bhola Thapa, Aman Kapali, Zhongdong Qian, Zhiwei Guo, "Application of Reverse Engineering method to model eroded Francis runner", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012012

Devendra Sharma, Bikalpa Khadka, Aashutosh Parajuli, Dadi Ram Dahal, Bhola Thapa, "Effect of welding pattern during repair and maintenance of Francis runner on sediment erosion: An experimental investigation using RDA", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012011

Prabin Dhakal, Manish Adhikari, Biraj Singh Thapa, Atmaram Kayastha, Prajwal Sapkota, Dadi Ram Dahal, "Uncertainty evaluation of efficiency measurement in laboratory conditions", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012007

Samita Rimal, Sanjay Pd. Sah, Nischal Pokharel, Biraj Singh Thapa, "An Experimental Investigation of PAT in Direct and Reverse Mode at Turbine Testing Lab", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012006

Nawaraj Sanjel, Bivek Baral, "Technical investigation of Nepalese electricity market – A review", IOP Conference Series: Journal of Physics: Conf. Series 1608 (2020) 012005

Sailesh Chitrakar, Bjorn Solemslie, Hari Prasad Neopane, Ole Gunnar Dahlhaug (2020). "Review on numerical techniques applied in impulse hydro turbines". Renewable energy, vol. 159

Saroj Gautam, Hari Prasad Neopane, Nirmal Acharya, Sailesh Chitrakar, Biraj Singh Thapa, Baoshan Zhu, "Sediment erosion in low specific speed francis turbines: A case study on effects and causes", Wear, Vol. 442-443, 2020

2019

Sailesh Chitrakar, Hari Prasad Neopane and Ole Gunnar Dahlhaug, ‘Development of a test rig for investigating the flow field around guide vanes of Francis turbines’, Flow Measurement and Instrumentation, Vol. 70, 101648, 2019.

Jhalak Raj Adhikar and Sunil Prasad Lohani, "Design, installation, operation and experimentation of septic tank – UASB wastewater treatment system", Renewable Energy, Vol. 143, 1406-1415, 2019

Aman Kapali, Sailesh Chitrakar, Oblique Shrestha, Hari Prasad Neopane and Biraj Singh Thapa, “A Review on Experimental Study of Sediment Erosion in Hydraulic Turbines at Laboratory Conditions“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012016

Dadi Ram Dahal, Sailesh Chitrakar, Aman Kapali, Biraj Singh Thapa and Hari Prasad Neopane, “Design of Spiral Casing of Francis Turbine for Micro Hydro Applications“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012013

Ram Lama, Saroj Gautam, Sailesh Chitrakar, Hari Pd. Neopane and Biraj Singh Thapa, “Comparative numerical analysis between two designs of Francis runner blades in sediment affected conditions“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012009

Amul Ghimire, Dadi Ram Dahal, Nischal Pokharel, Sailesh Chitrakar, Biraj Singh Thapa and Bhola Thapa, “Opportunities and Challenges of introducing Francis Turbine in Nepalese Micro Hydropower Projects“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012007

Rabina Awal, Prajwal Sapkota, Sailesh Chitrakar, Biraj Singh Thapa, Hari Prasad Neopane and Bhola Thapa, “A General Review on Methods of Sediment Sampling and Mineral Content Analysis“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012005

Nirmal Acharya, Chirag Trivedi, N. M. Wahl, Saroj Gautam, Sailesh Chitrakar and Ole Gunnar Dahlhaug, “Numerical study of sediment erosion in guide vanes of a high head Francis turbine“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012004

Saroj Gautam, Ram Lama, Sailesh Chitrakar, Hari Prasad Neopane, Biraj Singh Thapa and Baoshan Zhu, “Methodology to Predict Effects of Leakage Flow from Guide Vanes of Francis Turbine“, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012003

Nawaraj Sanjel, Bivek Baral, Mahesh Acharya and Satish Gautam, "Analytical modelling for optimized selection between renewable energy systems and the conventional grid expansion", IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012014

Animesh Bachan, Nirajan Ghimire, Johannes Eisner, Sailesh Chitrakar and Hari Prasad Neopane, “Numerical analysis of low-tech overshot water wheel for off grid purpose”, IOP Conference Series: Journal of Physics: Conf. Series 1266 (2019) 012001

2018

Sailesh Chitrakar, Ole Gunnar Dahlhaug and Hari Prasad Neopane, “Numerical investigation of the effect of leakage flow through erosion-induced clearance gaps of guide vanes on the performance of Francis turbines”, Engineering Applications of Computational Fluid Mechanics, vol. 12(1), 2018.

Ram Lama, Dadiram Dahal, Saroj Gautam, Nirmal Acharya, Hari.Pd. Neopane and Biraj Singh Thapa, "Numerical investigation on performance and sediment erosion of Francis runner with different guide vane profiles", IOP Conference Series: Journal of Physics: Conf. Series 1042 (2018) 012004 doi :10.1088/1742-6596/1042/1/012004

Krishna Prasad Shrestha, Sailesh Chitrakar, Bhola Thapa and Ole Gunnar Dahlhaug, "Performance Comparison of Optimized Designs of Francis Turbines Exposed to Sediment Erosion in various Operating Conditions", IOP Conference Series: Journal of Physics: Conf. Series 1042 (2018) 012001

Biraj Singh Thapa, Ole Gunnar Dahlhaug, Bhola Thapa, “Flow measurements around guide vanes of Francis turbine: A PIV approach”, Renewable Energy (2018), vol. 126, 177-188.