Ashish Karn

University of Petroleum and Energy Studies, Dehradun

Energy Acres

P.O. Bidholi via Premnagar,

Dehradun, IN Uttarakhand 248007

India

http://umn.edu/~karn

SCHOLARLY PAPERS

17

DOWNLOADS

161

CITATIONS

0

Scholarly Papers (17)

1.

An Experimental Investigation of Artificial Supercavitation

Number of pages: 10 Posted: 31 May 2018
Chungnam National University, Chungnam National University, Chungnam National University, University of Minnesota - Minneapolis - St. Anthony Falls Laboratory, University of Petroleum and Energy Studies, Dehradun, University of Minnesota - Minneapolis - St. Anthony Falls Laboratory and University of Minnesota - Minneapolis - St. Anthony Falls Laboratory
Downloads 26 (484,765)
Citation 1

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Artificial supercavitation, closure, blockage, hysteresis

2.

Electricity Generation From Wind Turbines at Low Wind Velocities: A Review

Number of pages: 33 Posted: 07 May 2019 Last Revised: 05 Jul 2019
University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES) and University of Petroleum and Energy Studies, Dehradun
Downloads 19 (524,530)

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Small wind turbines, Low wind regime, Blade geometry, Starting characteristics, Flow augmentation, Operational performance

3.

Exploring the Relationship between Natural and Artificial Modes of Supercavitation

Number of pages: 5 Posted: 18 May 2018
Ashish Karn
University of Petroleum and Energy Studies, Dehradun
Downloads 19 (524,530)

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Cavitation, Natural Supercavitation, Artificial Supercavitation, Gas entrainment, Ventilation demand

4.

Probing into Physics of Ventilation Demand for Supercavitating Underwater Vehicles

Number of pages: 11 Posted: 19 May 2018 Last Revised: 22 May 2018
University of Petroleum and Energy Studies, Dehradun, Tsinghua University - Department of Thermal Engineering, University of Minnesota - Minneapolis - St. Anthony Falls Laboratory, University of Minnesota - Minneapolis - St. Anthony Falls Laboratory and University of Minnesota - Minneapolis - St. Anthony Falls Laboratory
Downloads 13 (559,779)

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ventilated supercavitation, closure mechanism, supercavity formation

5.

Some Insights Into Drop Impacts on a Hydrophobic Surface

Number of pages: 10 Posted: 01 May 2019 Last Revised: 05 Jul 2019
Ashish Karn, Rohan De and Abhay Kumar
University of Petroleum and Energy Studies, Dehradun, University of Minnesota - Minneapolis and affiliation not provided to SSRN
Downloads 12 (566,065)

Abstract:

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Drop Impact; Maximum Drop Spreading; Drop Recoil; Impact Parameter; Weber Number

6.

Implications of Inlet Vent Design on Air-Distribution and Thermal Comfort Inside a Passenger Car Cabin

Number of pages: 23 Posted: 02 Jul 2019
Ashutosh Bhat, Geetanjali Raghav and Ashish Karn
University of Petroleum and Energy Studies, University of Petroleum and Energy Studies and University of Petroleum and Energy Studies, Dehradun
Downloads 11 (572,203)

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Thermal Comfort, Passenger Car, Air Distribution, Thermal Distribution, CFD

7.

A Qualitative Inter-Relation Between Drop Impacts on a Solid Surface and the Interaction of a Droplet Placed Inside a Superheated Pool

Number of pages: 11 Posted: 01 May 2019
Ashish Karn, Rohan De and Abhay Kumar
University of Petroleum and Energy Studies, Dehradun, University of Minnesota - Minneapolis and affiliation not provided to SSRN
Downloads 10 (578,470)

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Drop Impact; Vapor Explosions; High Speed Imaging; Splashing; Crown Formation

8.

On the Bifurcation of Rectangular Orifice Synthetic Jets

Number of pages: 23 Posted: 01 Jul 2019
affiliation not provided to SSRN, IIT Kanpur, IIT Kanpur and University of Petroleum and Energy Studies, Dehradun
Downloads 7 (597,479)

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Synthetic Jet, Bifurcation, Vortex

9.

Development of an After-Treatment Device with Low Cost Catalysts for NOx Emission Reduction from Diesel Engines

Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 10-12, 2018, IIT Bombay, Mumbai, India
Number of pages: 10 Posted: 01 May 2019
University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies, Dehradun, University of Petroleum and Energy Studies and University of Petroleum and Energy Studies (UPES)
Downloads 7 (597,479)

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Diesel Engine; NOx Emission; Low Cost Catalysts; After-Treatment Device

10.

Some Insights into Air Entrainment Characteristics of Artificial Supercavities

Proceedings of the 6th International and 43rd National Conference on Fluid Mechanics and Fluid Power December 15-17, 2016, MNNITA, Allahabad, U.P., India
Number of pages: 3 Posted: 19 May 2018
University of Petroleum and Energy Studies, Dehradun, University of Minnesota - Minneapolis - St. Anthony Falls Laboratory, College of Engineering Roorkee (COER) and College of Engineering Roorkee (COER)
Downloads 7 (597,479)

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Cavitation, Supercavitation, Air Entrainment, Ventilation Demand, Supercavity Formation

11.

An Investigation into Sky Temperature Estimation, its Variation and Significance in Heat Transfer Calculations of Solar Cookers

Heat Transfer - Asian Research, Forthcoming
Number of pages: 39 Posted: 01 May 2019
Ashish Karn, V Chintala and Suresh Kumar
University of Petroleum and Energy Studies, Dehradun, University of Petroleum and Energy Studies (UPES) and University of Petroleum and Energy Studies (UPES)
Downloads 6 (604,068)

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Radiation Heat Transfer, Sky Temperature, Radiative Cooling, Solar Cooker, Sky Emissivity, First-Figure-Of-Merit

12.

High Speed Imaging Reveals a Close Resemblance Between Drop Impacts on a Solid Surface and the Interaction of a Cold Droplet Placed Inside a Hot Liquid

Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 10-12, 2018, IIT Bombay, Mumbai, India
Number of pages: 4 Posted: 01 May 2019
University of Petroleum and Energy Studies, Dehradun, University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES), affiliation not provided to SSRN and University of Minnesota - Minneapolis
Downloads 6 (604,068)

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Drop Impact, Vapor Explosions, High Speed Imaging, Splashing, Crown Formation

13.

On the Effect of a Parallel Free Surface upon a Submerged Shallow Synthetic Jet

Number of pages: 25 Posted: 01 May 2019
Abhay Kumar and Ashish Karn
affiliation not provided to SSRN and University of Petroleum and Energy Studies, Dehradun
Downloads 5 (610,687)

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Synthetic Jet; Submerged Jet; Vortex Rings; Interaction Between a Free Surface and Submerged Jet; LDV; PLIF

14.

Qualitative effect of velocity ratio on the behaviour of a circular synthetic jet flush mounted on a torpedo model in quiescent and cross-flow conditions

Number of pages: 17 Posted: 01 May 2019
affiliation not provided to SSRN, University of Petroleum and Energy Studies, Dehradun, IIT Kanpur and IIT Kanpur
Downloads 4 (617,598)

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Synthetic Jet; Torpedo Model; Vortex Rings; Velocity Ratio; Jet in Cross Flow; PLIF

15.

Spreading and Recoil of Drops Impacting a Hydrophobic Surface

Proceedings of the 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP) December 10-12, 2018, IIT Bombay, Mumbai, India
Number of pages: 4 Posted: 01 May 2019
University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES), University of Petroleum and Energy Studies (UPES), affiliation not provided to SSRN, University of Petroleum and Energy Studies, Dehradun and University of Minnesota - Minneapolis
Downloads 4 (617,598)

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Drop Impact; Maximum Spreading; Drop Recoil; Impact Parameter; Weber Number

16.

Fabrication, Characterization and Device Applications of Metal Oxide Nanostructures

UG Dissertation, IIT Delhi
Number of pages: 110 Posted: 03 May 2019
Ashish Karn and Nitesh Kumar
University of Petroleum and Energy Studies, Dehradun and affiliation not provided to SSRN
Downloads 3 (625,569)

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CVD, IO Nanostructures, ZnO nanostructures, FIB, Electrical Characterization, Hetero junction

17.

Implications of Velocity Ratio on the Characteristics of a Circular Synthetic Jet Flush Mounted on a Torpedo Model in Quiescent and Cross-Flow Conditions

Number of pages: 18 Posted: 01 Jul 2019
affiliation not provided to SSRN, IIT Kanpur, IIT Kanpur and University of Petroleum and Energy Studies, Dehradun
Downloads 2 (635,457)

Abstract:

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Synthetic Jet, Torpedo Model, Vortex Rings, Velocity Ratio, Jet in Cross Flow, LIF