Prof. P Venkateswara Rao

Undergraduate Courses

• Environmental Science and Engineering
• Environmental Impact Assessment
• Engineering Graphics
• Mechanics of Solids
• Fluid Mechanics
• Environmental Pollution and Control

Post Graduate Courses

• Rural water supply and Environmental sanitation
• Wastewater Treatment Systems
• Advanced water supply systems
• Environmental Impact Assessment and Management
• Design of Water Supply and Sewerage Systems
• Life Cycle Assessment

 Laboratory Courses:

• Environmental Engineering Laboratory
• Fluid Mechanics laboratory
• Advanced Environmental Engineering Laboratory
• Waste Characterisation and Analysis Laboratory

PAPER PUBLISHED IN INTERNATIONAL JOURNALS

• Nagarajuna, K., Pilli, S., & Tyagi, R.D (2023). Sustainable Management of Rice Mill Wastewater: An Approach towards Circular Economy. Journal of Environmental Management (Accepted, In press) 
• Ranarup Kundu, Bella Kunnoth, Sridhar Pilli, Venkateswara Rao Polisetty, R.,D. Tyagi., Biochar symbiosis in Anaerobic Digestion to enhance biogas production: A Comprehensive Review, Journal of Environmental Management 344 (2023) 118743
• Saravanan J, Venkateswara Rao P., Past investigations on development of sustainable bricks – A comprehensive review, Sustainable Chemistry for the Environment 3 (2023) 100030
• Bella K, Sridhar Pilli, P. Venkateswara Rao., A comparison of ultrasonic, ozone, and enzyme pre-treatments on cheese whey degradation for enhancement of anaerobic digestion, Journal of Environmental Management, Volume 340, 2023, 117960.
• Sagarika Mothe , K. Bella, M. J Sukesh, B. Gopal, P. Venkateswara Rao, Pilli Sridhar. Anaerobic co-digestion of rice straw with ternary mixtures for enhanced methane production. International Journal of Renewable Energy Research, 2023 (Accepted, In Press)
• S Korpe, PV Rao, SH Sonawane., Performance evaluation of hydrodynamic cavitation in combination with AOPs for degradation of tannery wastewater, Journal of Environmental Chemical Engineering, 2023, 109731.
• Manojkumar Y., Sridhar Pilli., P. Venkateswara Rao., Rajeshwar Dayal Tyagi. Sources, Occurrence and Toxic Effects of Emerging Per- and Polyfluoroalkyl Substances (PFAS), Neurotoxicology and Teratology, 97, 107174, 2023. 
• Sagarika Mothe, Venkateswara Rao Polisetty, Pilli Sridhar, Rao Y. Surampalli, Tian C. Zhang, R. D. Tyagi, and Puspendu Bhunia. Comparison of GHG Emissions from Open Field Burning and Anaerobic Digestion of Rice Straw, Environmental Technology, 2022,  https://doi.org/10.1080/09593330.2022.2153749. 
• Sneha Korpe, P.Venkateswara Rao.  A Comparative Analysis of Degradation Efficiencies using Alum and Orange Peel Waste for the Treatment of Tannery Wastewater, Sustainable Energy Technologies and Assessments, 2022, https://doi.org/10.1016/j.seta.2022.102860. 
• Chilaka Chetan Naveen, Bella Kunnoth, Sridhar Pilli, Polisetty Venkateswara Rao, Rao Y. Surampalli, Tian C. Zhang, Puspendu Bhunia., Effects of Different Parameters and Co digestion Options on Anaerobic Digestion of Parboiled Rice Mill Wastewater: a Review, BioEnergy Research,2022, https://doi.org/10.1007/s12155-022-10522-1.
• Bella K, Sridhar Pilli, P. Venkateswara Rao , R.D. Tyagi., Bio-conversion of whey lactose using enzymatic hydrolysis with β-galactosidase: An experimental and kinetic study, Environmental Technology, 2022, https://doi.org/10.1080/09593330.2022.2139639.
• Santhoshi Chitthaluri, Polisetty Venkateswara Rao., Composting of grease trap scum waste and green waste: Studying the effects of mix composition on physicochemical and biological process parameters, International journal of recycling organic waste in agriculture, 2022. Doi: 10.30486/IJROWA.2022.1932016.1258. 
• K Bella, P. Venkateswara Rao. “Anaerobic co-digestion of cheese whey and septage: Effect of substrate and inoculum on biogas production”, Journal of Environmental Management, 2022. DOI: https://doi.org/10.1016/j.jenvman.2022.114581.
• Sneha Korpe, P.Venkateswara Rao. “Application of Advanced Oxidation Processes and Cavitation Techniques for Treatment of Tannery Wastewater - A Review”, Journal of Environmental Chemical Engineering, 2021, https://doi.org/10.1016/j.jece.2021.105234.
• K Bella, P. Venkateswara Rao. “Anaerobic digestion of dairy wastewater: effect of different parameters and co-digestion options—a review”, Biomass Conversion and Biorefinery, 2021. DOI. 10.1007/s13399-020-01247-2.
• Sagarika Mothe, Venkateswara Rao Polisetty. “Review on anaerobic digestion of rice straw for biogas production”, WASTE AND BIOMASS MANAGEMENT & VALORIZATION, Environmental Science and Pollution Research, https://doi.org/10.1007/s11356-020-08762-9, 2020, part of Springer Nature.
• Sukhesh M.J, Rao P.V. “Anaerobic Digestion of Crop Residues: Technological Developments and Environmental Impact in the Indian Context”, Biocatalysis and Agricultural Biotechnology, https://doi.org/10.1016/j.bcab.2018.08.007, 2018, Elsevier, SCI.
• Sukhesh M.J, Rao P.V. 2018. “Synergistic effect in anaerobic co-digestion of rice straw and dairy manure - A batch kinetic Study”. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, https://doi.org/10.1080/15567036.2018.1550536, Taylor & Francis Group, SCI.
• Muramreddy Jugal Sukhesh, Atul Muske, and Polisetty Venkateswara Rao., 2019.  "Effect of multi-substrate co-digestion of chicken manure, citrus pulp and lawn grass on the biogas production- a batch study" Environmental progress and sustainable energy, 2019, https://doi.org/10.1002/ep.13153 , Wiley online library, SCI.
• Saroj Sundar Baral, Polisetty Venkateswara Rao & Ganeshan, Surendran (2018): Pretreatment of organic composite waste mixtures for enhanced biomethanantion, Energy Sources, Part A: Recovery, Utilization, and Environmental Effects, DOI: 10.1080/15567036.2018.1476932.
• Mrigank Saurav, Sahu S. K, Ajmal P.Y., Bhangare R. C., Rathod T. D., Tiwari M., P. V. Rao, Pandit G., 2018. Experimental Determination of Emission Factors of Vocs from Burning Commonly Used Biomass Fuels in India, International Journal of Scientific Research in Science and Technology., (4) 3 : 85-91.
• Ebin Johnson, Sahu S. K, Rathod T. D., Ajmal P. Y., Tiwari M., Bhangare R. C., P. V. Rao, Pandit G. G. 2018, "Effect of Particle Size and Moisture on Emission of Organic Carbon from Vehicular Exhaust", International Journal of Scientific Research in Science and Technology (IJSRST), Online ISSN : 2395-602X, Volume 4, Issue 4, pp.107-112.
• Goli Venkata Siva Naga Sai, Rajat. C Pundlik, P. Venkateswara Rao, Ganesh. R Kale, 2018. Chemical looping combustion of biomass for renewable & non- CO2 emissions energy- status and review, International Journal of Engineering & Technology, 7 (2.1) (2018) 6-10.
• Mohit Gupta , P.V. Rao and K.V. Jayakumar, 2017. Cost Optimisation of Integrated Sewerage System by using Linear Programming, Journal of Basic and Applied Engineering Research, Volume 4, Issue 5; 2017, pp. 364-368.
• Sukhesh M.J, Rao P.V., 2016. “Investigating the Effect of Anaerobic Co-Digestion of Poultry Manure with Lawn Grass Cuttings”. Advances in waste management, https://doi.org/10.1007/978-981-13-0215-2, Springer Nature
• S.S. Baral, K. Raja Shekar, Megha Sharma, P.V. Rao, Optimization of leaching parameters for the extraction of rare earth metal using decision making method, Hydrometallurgy, 143 (2014) 60–67.
• S. S. Baral, G. Surendran, N. Das, P.V. Rao, Statistical design of experiments for the Cr(VI) adsorption on weed Salvinia cucullataII, Environmental Engineering and Management journal,  March 2013, Vol.12, No. 3, 465-474. 
• P. V. Rao, S. S. Baral, Experimental design of mixture for the anaerobic co-digestion of sewage sludge. Chemical Eng. J. 172 (2011) 977– 986. 
• P. V. Rao, S. S. Baral, Attribute based specification, comparison and selection of feed stock for anaerobic digestion using MADM approach, Journal of Hazardous Materials, 186 (2011) 2009-2016. 
• P. Venkateswara Rao, S. S. Baral, Ranjan Dey, M. Srikanth, Potential for biogas generation by anaerobic digestion for sustainable energy development in India, Renew. & Sust. Energy Rev. 14 (2010) 2086–2094. 

PAPERS PUBLISHED IN CONFERENCES

1.    Bella.k, P. Venkateswara Rao., 2020. “Removal of Nitrogen from domestic wastewater by using constructed wetland with biochar mixed media”, 3rd international conference on waste management, Feb 13-14, 2020, RECYCLE 2020, IIT Guwahati. 
2.    Sneha Korpe, Sourav kumar Agarwal, P. Sridhar and P. Venkateswara Rao., 2020. “Treatment of Textile Wastewater Using Hydrodynamic Cavitation”. 3rd international conference on waste management, Feb 13-14, 2020, RECYCLE 2020, IIT Guwahati.
3.    Sneha Korpe, P.Venkateswara Rao., 2019. “Treatment technologies used for treating tannery wastewater effluent - A review”. International conference on Innovative trends in civil engineering for sustainable development – 2019, NIT Warangal.
4.    R. Satish Babu, P. Venkateswara Rao,. 2019.  “Modeling and optimization of bioleaching process to recover heavy metals from spent catalyst”. 7th International Conference on Sustainable Solid Waste Management, 26-29 June 2019, Crete Island, Greece.
5.    Sukhesh M.J, Rao P.V., 2019. “Anaerobic Co-Digestion of Food Waste, Fruit and Vegetable Waste and Cow Dung for Improved Biogas Generation”. 7th International Conference on Sustainable Solid Waste Management, 26-29 June 2019, Crete Island, Greece.
6.    Sukhesh M.J, Rao P.V., 2019. “Effect of co-digestion on net energy balance in anaerobic digestion of dairy manure and rice straw” 7th International Conference on Sustainable Solid Waste Management, 26-29 June 2019, Crete Island, Greece. 
7.    M. Sagarika P. Venkateswara Rao. 2019, Review on pretreatment of corn stover in anaerobic digestion between 2010 to 2018. Proceedings of the Indian conference on Geotechnical and Geo-Environmental Engineering (ICGGE-2019) March 01-02, 2019.
8.    Sukhesh M.J, Rao P.V., 2018. “Investigation on Anaerobic Co-digestion of Fruit and Vegetable Waste With Poultry Manure- A Statistical Study”. National Conference on Innovative Practices, Recyclable Materials and Energy Efficient Methods in Civil Engineering (IPRME’18) 23rd & 24th March, 2018 Paper No: 1086.
9.    Smruti Ranjan Sahoo and P. Venkateswara Rao, 2017., Temperature phased anaerobic co-digestion of food waste and rice husk using response surface methodology, at International conference on “Emerging trends in water resource and Environmental Engineering-2017” at MVGR College of Engineering Vizianagaram, Andhra Pradesh, 30th March - 1st April, 2017.
10.    Atul Navnath Muske, P.Venkateswara Rao.2017., Studies on the biogas production potential of fruit wastes with manure using anaerobic co-digestion. Presented at National conference of “Trends in Environmental Engineering Management and Science (TEEMS ‘17), 09-10 February, 2017. Organized by Center for Environmental Studies, Anna University, Chennai.
11.    M J Sukhesh, P.Venkateswara Rao.2016., Investigating the Effect of Anaerobic Co-Digestion of Poultry Manure with Lawn Grass Cuttings, Recycle 2016- International conference on recycle management, 1st-2nd April, 2016, IIT, Guwahati
12.    P.Venkateswara rao ,2015.,  Manufacturing of low cost ceramic filters for water treatment, National Conference on Climate Change and Sustainable Water Resources Management, September, 2015, NIT Warangal.
13.    D.Divya Bharathi, P.Venkateswara Rao, Satish Babu and S.S.Baral. 2015., Development of efficient bioleaching process for the metal recovery from Spent catalysts. Presented at International Conference on New Frontiers in Chemical, Energy and Environmental Engineering (INCEEE-2015), 2015, NIT Warangal
14.    PKN Jogeswara rao, P.Venkateswara rao, M.V.N.Siva kumar.2015.,  Environmental Impact Assessment in the Construction stage for Commercial Buildings Using Decision supportive Tool. Presented at National Conference on Technological Innovations for Sustainable infrastructure, 2015, NIT Calicut.
15.    P.V. Rao, S.S. Baral, 2013., Pre-treatment of organic composite waste mixtures for enhanced biomethanantion. Presented at 3rd International Engineering Symposium, Kumamoto University, Japan, March 4-6, 2013.
16.    P.V. Rao, S.S. Baral, and R. Dey, 2011.,  Anaerobic digestion of biomass in context with the indian energy scenario. Poster presented at First International Water Association - Conference On “Microbes in Wastewater & Waste Treatment, Bioremediation and Energy Production”.Organized jointly by Institut National de la Recherche Agronomique (INRA), France and Bits Pilani- K.K . Birla Goa Campus, Goa. 24th – 26th January-2011. 
17.    P.V. Rao, S.S. Baral, and Dey, R.2011., Multiple Attribute Decision Making for Anaerobic Digestion. Presented at 81st Annual session of National Academy of Sciences and National Symposium  on Sustainable Management of Biodiversity using Science and Technology at Kerala University, Thiruvananthapuram, Kerala, 24th – 26th November 2011.
18.    P. V. Rao, S. S. Baral, 2010., Anaerobic Co-Digestion of Organic Wastes, System Solutions for Global Challenges: Energy, Environment and Security, in Proceedings of  National systems conference at NIT, Suratkal, India 10-12 December, 2010. 
19.    P. V. Rao, S. S. Baral, R. Dey.2010.,  Potential of biogas from biomass for sustainable energy development in India, 80th Annual Session of NASI and Symposium on Climate Change, 2-4 December 2010.
 

BOOKS/ BOOK CHAPTERS/ COURSE MATERIAL PUBLISHED

PhD Guidance:

M. Tech:

RESEARCH FUNDING

As a principal investigator:

Title of the project: Conversion of Napier grass to sugars using hydrothermal pre-treatment
Year of Commencement: 2023

Funding Agency: HIT Consultants Pvt Ltd.

Title of the project: Co-Digestion of STP Secondary Sludge with organic wastes in urban/peri-urban areas; process optimisation scaleup and field demonstration
Year of Commencement: 2020

Funding Agency: DST

Title of the project: Investigating the effect of co-digestion and advanced sludge pre-treatment methods on the anaerobic conversion potential of the organic wastes.
Total cost (Rs.) : 27,42,800/- 
Year of Commencement: 2014

As a co-principal investigator:
Title of the project: Development of efficient bioleaching process for the metal recovery from spent catalysts.
Total cost (Rs.) : 26,56,000/- 
Year of Commencement: 2013

INDUSTRIAL CONSULTANCY

Secured Second Prize for the design of Low-cost treatment systems for liquid wastes for rural areas under Unnat Bharat Abhiyan by MHRD, GOI.

• Chair Person, Campus Water Supply Committee
• Chair Person, Campus Waste Management Committee 
• Associate Dean (Planning  & Development) 
• Deputy Registrar (Purchase and Stores)
• Faculty In-charge for Youth Red Cross Club, NIT Warangal.
• Coordinating faculty for Tours and Industrial Visits of Civil Engineering Department.
• Advisor cum monitoring committee member for the  Sewage Treatment Plant at NIT Warangal.
• Member of Unnat Bharat Abhiyan, NIT Warangal.
• Member for tree plantation and protection committee.
• Faculty In-charge, Biogas Plant
• Member of Jal Shakthi Abhiyan, NIT Warangal
• Member of Swachhtha Action Plan, NIT Warangal
• Member of Drinking water Committee, NIT Warangal.
• Member of Classroom Renovation/Refurbishment Committee, NIT Warangal
• Member of Committee for Interactive Digital boards and Desktops, NIT Warangal