Dr. Ch. Ramulu

Assistant Professor

Department of Electrical Engineering

National Institute of Technology, Warangal - 506004, Telangana, INDIA

: rnitchinthamalla@nitw.ac.in

: 9866561691,8332969291

Interests: • Power Electronics and its interface with Renewable sources like solar PV. • PV fed Bi-directional DC-DC converters • Converters for Renewable Energy Applications. • Induction Motor Drives. • PWM Control Techniques • Global Maximum Power Point Tracking Technique for a PV String under Partially Shaded Conditions

Qualifications & Specializations:

   

Degree Institution/UniversityYear of AwardSpecialization/Topic
B.TechGokaraju Rangaraju Institute of Engineering and Technology, Bachupally,JNTU, Hyderabad.2001 Electrical & Electronics Engineering
M.TechNational Institute of Technology, Warangal2005Power Electronics & Drives
Ph.DNational Institute of Technology, Warangal- 20/07/2012 to 28/06/2017.2017A Study of Single-Stage Photovoltaic (PV) source fed Induction Motor Drive for Water Pumping Applications.

 

  

 

  Work Experience: 13 Years  ( Academic & Research Experience as on Aug 2019)  

Institution/ Organization

Date of joining

Date of leaving

Designation

Length of experience

NIT Warangal

11/04/2012

Till Date

Assistant Professor

---

AEC Nalgonda

30/06/2011

10/04/2012

Associate Professor

9 Months 20 Days 

REC  Hanamkonda

25/09/2006

30/06/2011

Senior  Assistant Professor

4 Years 8 Months, 5 Days

 

 

Classes

Department

Semester

Course ID

Course Name

 I.B.Tech.-D-SectionElectrical Engineering2(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-E-SectionElectrical Engineering2(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-G-SectionElectrical Engineering1(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-H-SectionElectrical Engineering1(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-B-SectionElectrical Engineering2(2014-2015) EE101Basic Electrical Engineering

 I.B.Tech.-F-Section

Electrical Engineering

2(2014-2015)

 EE101

Basic Electrical Engineering

 III.B.Tech.(EEE) A-Section

Electrical Engineering

2(2014-2015)

 EE356

Electrical Machines Lab-II

 I.B.Tech.-K-SectionElectrical Engineering1(2014-2015)EE101Basic Electrical Engineering
 I.B.Tech.-M-SectionElectrical Engineering1(2014-2015)EE101Basic Electrical Engineering

I I.B.Tech.-Chemical & MME

Electrical Engineering

1(2014-2015)

EE235

Basic Electrical Engineering Lab

 I.B.Tech.-K-Section

Electrical Engineering

 1(2012-13 )

 EE101

Basic Electrical Engineering

 I.B.Tech.-M-Section

Electrical Engineering

  1(2012-13)   

 EE101

Basic Electrical Engineering

 III.B.Tech.(EEE) A-Section

 Electrical Engineering 

  5(2012-13)    

 EE305

Electrical Machines Lab-I

 III.B.Tech.(EEE) B-Section

 Electrical Engineering 

  5(2012-13)    

 EE305

Electrical Machines Lab-I

 I.B.Tech.-D-Section

 Electrical Engineering 

2(2012-13 )

 EE101

Basic Electrical Engineering

 I.B.Tech.-F-Section

 Electrical Engineering 

2(2012-13 )

 EE101

Basic Electrical Engineering

 II.B.Tech.(EEE) A-Section

   Electrical Engineering  

4(2012-13 )

 EE254

Electrical Measurements Lab

 IV.B.Tech.(EEE) A&B-SectionsElectrical Engineering 8(2012-13 ) EE452Power Electronics & Drives Lab
 I.B.Tech.-K-SectionElectrical Engineering  1(2013-14 ) EE101Basic Electrical Engineering
 I.B.Tech.-M-SectionElectrical Engineering  1(2013-14 ) EE101Basic Electrical Engineering
III.B.Tech.(EEE) A-SectionElectrical Engineering5(2013-14)    EE305Electrical Machines Lab-I
III.B.Tech.(EEE) B-SectionElectrical Engineering5(2013-14)    EE305Electrical Machines Lab-I
 I.B.Tech.-A-SectionElectrical Engineering2(2013-14 )EE101Basic Electrical Engineering
 I.B.Tech.-D-SectionElectrical Engineering 2(2013-14 )EE101Basic Electrical Engineering
IV.B.Tech.(EEE) A&B-SectionsElectrical Engineering8(2013-14 )EE452Power Electronics & Drives Lab
     

 


Courses Currently Being Taught:

ClassesDepartmentSemesterCourse IDCourse Name
II.B.tech-ECE-A&B SectionsElectrical Engineering3(2019-2020)EE236Network Analysis
III.B.Tech-EEE-A&BElectrical Engineering5(2019-2020)EE305Electrical Machines Lab-I
 II.B.Tech-EEE-A&BElectrical Engineering  4(2019-2020)EE252  Electrical Machines-I
 III.B.Tech-EEE-A&BElectrical Engineering  6(2019-2020) EE356 Electrical Machines Lab-II 
I.B.Tech.-L-SectionElectrical Engineering1(2017-18)EE101Basic Electrical Engineering
I.B.Tech.-N-SectionElectrical Engineering1(2017-18)EE101Basic Electrical Engineering
II.B.Tech.MMEElectrical Engineering1(2017-18)EE212Basic Electrical Engineering Lab
I.B.Tech.-A-SectionElectrical Engineering2(2016-17)EE101Basic Electrical Engineering
I.B.Tech.-F-SectionElectrical Engineering2(2016-17)EE101Basic Electrical Engineering
IV.B.Tech.(EEE) A&B-SectionsElectrical Engineering8(2016-17 )EE452Power Electronics & Drives Lab
I.B.Tech.-G-SectionElectrical Engineering1(2015-16)EE101Basic Electrical Engineering
I.B.Tech.-H-SectionElectrical Engineering1(2015-16 )EE101Basic Electrical Engineering






 Journal Publication Details



Author


                  Title


                             Journal Name


                     Vol. Page. Year.

Ramulu Chinthamalla and Dileep Mathi

Enhanced Leader Adaptive Velocity Particle Swarm Optimization Based Global Maximum Power Point Tracking Technique for a PV String under Partially Shaded Conditions

IET Renewable Power Generation

vol. 0, pp. 1-11, Nov. 2019.

Ramulu Chinthamalla, Ramsha Karampuri, Sachin Jain

Dual Solar Photovoltaic Fed Three-Phase Open-End Winding Induction Motor Drive for Water Pumping System Application

Electric Power Components & Systems Journal (Taylor & Francis)

46(16-17): 1896–1911, 2018

 Ramulu Chinthamalla,  Sachin Jain
 A solar PV water pumping solution using a three-level cascaded inverter
connected induction motor drive
 Engineering Science and Technology, an International Journal (ELSEVIER) 19(2016) 1731-1741
  Chinthamalla Ramulu, Sachin Jain
 Dual MPPT algorithm for dual PV source fed Open-End Winding
Induction Motor Drive for pumping application
 Engineering Science and Technology, an International Journal (ELSEVIER)
 19(2016) 1771-1780
    
    

 

Conference Proceeding

Author                                                                Title   
                           Conference Name
Vol. Page. Year.
R. Chinthamalla, D. Sahoo and S. JainA Discontinuous Switching Technique to Eliminate Common Mode Voltage With Reduced Switching Losses for an Open End Winding Induction Motor Drive Solar Water Pump2016 IEEE Students' Conference on Electrical, Electronics and Computer Science (SCEECS), Bhopal2016, pp. 1-5.
Ch.RamuluAn Optimal and Efficient PV System using two 2-level Cascaded 3-level inverter for Centrifugal Pump2014 IEEE International Conference on Power electronics, Drives and Energy Systems (PEDES)Dec.2014,1-6
 Ch.Ramulu     Single Stage PV Source Based Dual Inverter Fed Open-  End   Winding Induction Motor Pump  Drive

  IEEE STUDENTS CONFERENCE ON ELECTRICAL,ELECTRONICS AND COPUTER SCIENCE          2014 MAULANA AZAD NATIONAL INSTITUTE OF TECHNOLOGY BHOPAL,INDIA,DATES:

1st-2nd March-2014
 Ch.Ramulu                              Performance of MC-UPQC in unbalanced source voltage       sag/swell migration conditions International Joint Journal Conference in Engineering  March-2011

 Ph.D.'s Supervised



Workshop/SSTPs/Conference Organized


S.No

Title

                       Coordinator


          Date

1

Two-Week In-house SPARC Course on Renewable Energy and Distributed Power Generation.

 Dr.  Ch. Ramulu, Dr. B. L. Narasimharaju  & Dr. A. V. Giridhar  16th - 27th Dec  2019).
2

A Five Day National SPARC Workshop on Advanced Resonant Converters for Micro-Grid and Electric Transportation.  (

 Dr. Ch. Ramulu, Dr. B. L. Narasimharaju & Dr. A. V. Giridhar  15th - 19th July  2019).

3

A Three Week SPARC Course on High Gain Converters for Grid-Connected Photovoltaic Systems 

 Dr. Ch. Ramulu, Dr. B. L. Narasimharaju & Dr. A. V. Giridhar  (Week-1, Week-2 &  Week-4 of July  2019)

4

Six-Day Faculty Development Programme (FDP) On Strategies and ICT Tools for Power Conversion Technologies &  Applications 

 Dr. Ch. Ramulu, Dr. B. L. Narasimharaju (1st May - 6th May 2019)

5

Winter FDP on Power Electronics -Module-3 (DC-AC Inverter), 11th Dec to 20th Dec 2017- Faculties and Research  Scholars- Meity,India

 Dr. Ch. Ramulu, Dr. Sachin Jain 11th Dec to 20th Dec 2017



Workshop/SSTPs/Conference Attended

S.NoTitleDateWorkshopOrganized At
1Research Methodology and Scholarly Writing Skills

25/01/2014 to

26/01/2014

MHRD,GOINIT, Warangal
2Model-Based Digital PWM Control Techniques for Power Electronics Applications

25/10/2013 to

26/10/2013

TEQIP-IINIT, Warangal
3Graphical System Design Approach for Research in Power systems, Power Electronics & Communications

03/10/2013 to

04/10/2013

TEQIP-IINIT, Warangal
4

Teaching And Evaluation Methods For Effective Learning

15/07/2013 to

17/07/2013

TEQIP-IINIT, Warangal
5Power Control And Energy Management(PCEM)

09/05/2013 to

11/05/2013

TEQIP-IINIT, Warangal
6Modeling, Analysis, and Control of Mechatronic SystemsJuly 27-29, 2012TEQIP,Phase-IINIT, Warangal
7Teaching and Learning for ExcellenceJuly 17-19, 2012TEQIP, Phase-IINIT, Warangal
8ISTE WORKSHOP on Introduction to Research MethodologiesJune 25 - July 4, 2012TEQIP,Phase-II IIT-Bombay
9MISSION 10XDecember 13-17, 2011ISTE  Aurora's Technological and Research Institute ,Uppal -Hyderabad
10Simulation of Power Electronics & DrivesJune 20-25, 2011MHRDG.Pulla Reddy Engg.College:Kurnool
11

Artificial Intelligence(AI) Applications in Electrical Engineering

June 29-July11, 2009

 

MHRDNIT, Warangal
12Programmable Logic ControllerMar-05-06, 2009Prolific Systems &Technology Pvt LtdRamappa Engg.College, Warangal
13Faculty Development ProgrammeFeb 28-Mar 01, 2009WorkshopRamappa Engg.College, Warangal
14

Switched Mode Power Conversion and Advanced Electric Drives.

 

July 28 -Aug 09, 2008MHRDNIT, Warangal
15

Digital signal Processor Applications to Modern Industrial Drives, MHRD

 

June 16 -28, 2008TEQIP-INIT, Warangal
16Digital Signal Processor Applications to Electric Drives under TEQIPFeb29-Mar 03,2008TEQIP-INIT, Warangal
17Power system Automation through SCADA and GISJuly 15-16, 2007MHRDAurora College of Engineering, Bhongir

  

Student projects Supervised (in last 5 years) 


Project  -  Name


Student(s)   ---    Name


                Acd. Year

M.Tech-Design and Development of Engine Management Controller Software Function.Kartik Gaikwad(Roll No: 172514)2018-2019
M.Tech-New MPPT Technic for Partially Shaded PV System by Combining INC and PSO Algorithm.Sourav Kumar Saha(Roll No: 172530)2018-2019
M.Tech-A Single-Stage PV System for A New Three-Phase Modular MLI-Fed Induction Motor drive For Pumping Application.P.Munikiran kumar(Roll No: 1625302017-2018
M.Tech-A Single- Stage PV System for A Cascaded MLI with Capacitor Voltage Balancing Algorithm Fed Induction Motor for Pump Load.. Varun K(Roll No: 172536)2017-2018
 M.Tech- A Five-Level Inverter Scheme for an Open-End Winding Induction Motor Drive with Single DC Power Supply Desh Deepak Dev (Roll No: 152512) 2016-2017
 M.Tech-  A Dual Three-Level Inverter Based Open-End Winding Induction Motor Drive with Averaged Zero Sequence Voltage          Elimination. Ahmed Abass Ahmed(Roll No: 152539) 2016-2017
 M.Tech- A Three Phase Six-Level Inverter for Open-End Winding Induction Motor Based on Virtual Space Vector PWM. B.Yamuna Durgadevi

(Roll No. 152541)

 2016-2017
M.Tech- Solar PV Array Fed Water Pumping System using Open-End Winding Induction Motor with Reduced Switching Losses

 Debadutta Sahoo (142514)

2015-2016

M.Tech- A Solar PV  Fed  6- Level Inverter with Open-End Winding Induction Motor for  Pumping Application.

Virendra Kumar Ahirwar (142538)2015-2016

M.Tech- A Single-Stage PV System Feeding An Induction Motor for Pumping Application with Low Leakage Current.

 JanardhanaChary Nagoju (112513)  2015-2016

M.Tech-  PV Cascaded 3-level inverter for Centrifugal Pump load using I.M. Drive.

 K. Shivaji Ganesh (122520) 2014-2015


  
 M.Tech-  Solar  PV  fed Multilevel inverter  Open-End-Winding  I.M. Pump Drive Implemented with MPPT Technique. Boda Naresh (132508) 2014-2015
 M.Tech-  MPPT Implementation of 5-level Open-End Winding Induction Motor powered by PV Sources.Satyabrat Muduli (132527) 2014-2015
 M.Tech-  Four Level Dual inverter fed Open-End Winding Induction Motor Drive with Asymmetrical DC-link Voltages. Vankala Mahipal (132537) 2014-2015
 B. Tech-Multi-Level Inverter Topologies with Reduced Switch Count.  2018-2019
 B. Tech-Simulation And Study of PV Source-Based DC-DC Converters 2018-2019
 B. Tech-New Multilevel Inverter Topologies with Reduced Device count using Advanced Modulation Strategies. 2017-2018
 B. Tech-Minimization of Leakage Current in Photovoltaic Systems using Modified Reference Wave in PWM Technique for CMLI. 2017-2018
B. Tech-Simulation of PV Fed Hybrid Active Neutral Point Clamped Flying Capacitor Multilevel Inverter for Induction Motor Load.Niraj Muley(132234)
Naresh Kumar(132236)
2016-2017

B.Tech-Comparison of Single-Stage PV Source-Based Basic Multilevel Inverter Topologies for  Water Pumping Applications

Anukritika  (132104) 

Nagesh Yadavali (132165) 

Kamlesh Meghwal (132126)
2016-2017

B.Tech-Simulation of H7 Inverter Fed 3-Phase Induction Motor Drive with Discontinuous PWM.

S Sarvesh Kumar (122243)

Avinash Ghimire (122206)

2015-2016
B.Tech-Grid Interfacing of Wind energy conversion systems using NPC Inverter topology.

Rahul Singh (122141)

A Meher Manoj (122106)

2015-2016
 B.Tech-Modelling of Z-source Inverter Fed 3-Phase Induction Motor. Kunal Kishor Roy  (EE112125)

Chiluka Praneeth Kumar   (EE112115)

S.Rahul naik (EE112143)
 2014-2015

B.Tech-Simulation and Design of New General Topology for Cascaded Multilevel Inverters with Reduced Number of Components Based on Developed H- Bridge.

Malkagiri Shyam  (EE112227

Saurabh Chandra   (EE112246)

2014-2015

M.Tech- Single Stage PV source Based Dual Inverter Fed Open-End Winding Induction Motor Pump Drive.

T.Praveen Kumar(122531)2013-2014

M.Tech- Optimized Design of Printed Spiral Coils, POC for Wireless Charging Technology for TABLET

G.Srilekha(122513)2013-2014

M.Tech- Design and Simulation of PV based DC-Dc Boost Converter Using MPPT Technology

 B.Yamuna(122504) 2013-2014

B.Tech -Simulation and Design of High Step-Up DC-DC Converter with Coupled Inductor and Switched-Capacitor Circuit

Swayam Deepsingh(UG102149)

Venkatesh Madhamachi(UG102132)

2013-2014

 M.Tech-Simulation and Design of High Step-up DC-DC Converter with Coupled-Inductor and Voltage Doubler Circuits

 N Chandra Sekhar (112522) 2012-2013
 M.Tech-Zero Voltage Switching of DC-DC Converter with High Voltage Gain Kornati Sandeep (112522)   2012-2013
 B.Tech-An Interleaved Boost Converter with Zero Voltage Transition 

P.Vamshi Krishna (EE09236)

P.Madhu Kiran     (EE09234
 2012-2013
 B.Tech-High Gain Efficiency DC-DC Converter Ch.Divya Saroja  (EE09291)

Jitendra Kumar   (EE09292)

A.Vamshi Karthik (EE09298)
 2012-2013

 

 

 DST/AICTE/MHRD or Other Sponsored R&D Projects

S. No.TitleAgency /Scheme/period

Cost in Lakhs

RoleStatus
1Design and Development of New High Gain Transformer-less Inverter Topology for PV Based Grid-Tie ApplicationsSPARC-India, MHRD

95.04

CO-PIOngoing


    Awards And Honours


Additional Department/Institute  Responsibility:

 Institute level activities: 

  • Member, Electrical Works Committee, NIT Warangal, 19-01-2018 to till date.
  • Faculty -in-Charge: Air Conditioners & Water Coolers From-10-04-2018 to till date
  • Hostel Warden: 1.8 K Hostel Warden From  03-08-2017 to 02-08-2019
  • MemberCentre for Automation and Instrumentation (CAI), NIT Warangal, 13-08-2015 to till date.
  • Treasurer, Electrical Engineering Association (EEA), NIT Warangal, 01-07-2019 to till date.

 Department level activities:

  • Treasurer, Electrical Engineering Association (EEA), NIT Warangal, 01-09-2017 to 07-09-2018., NIT Warangal
  • Faculty In-charge for Electrical Machines Lab & Electrical Consumables, 03/10/2018 to till date., NIT Warangal
  • Procurement Co-ordinator for the DPC, EED, NIT Warangal, 29/01/2019 to till date., NIT Warangal
  • Member, DAC-UG, EED, NIT Warangal, AY:2012-13 & AY:2013-14, NIT Warangal
  • Member, M.Tech (Power Electronics & Drives), Seminar Evaluation, AY: 2017-18, NIT Warangal
  • Faculty Advisor (S)- IV B.TECH (EEE), August 2017 to till date., NIT Warangal 

Course Taught Previously

 

 

Classes

Department

Semester

Course ID

Course Name

 II.B.Tech.-EEE-A-SectionElectrical Engineering2(2018-2019)EE252Electrical Machines-1
 II.B.Tech.-EEE-B-SectionElectrical Engineering2(2018-2019)EE252Electrical Machines-1
III.B.Tech.(EEE) A-SectionElectrical Engineering2(2018-2019) EE356Electrical Machines Lab-II
I.B.Tech.-L-SectionElectrical Engineering1(2017-2018) EE101Basic Electrical Engineering
I.B.Tech.-N-SectionElectrical Engineering1(2017-2018) EE101Basic Electrical Engineering
II.B.Tech.MMEElectrical Engineering1(2017-2018)EE212Basic Electrical Engineering Lab
 II.B.Tech.-EEE-B-SectionElectrical Engineering2(2017-2018)EE252Electrical Machines-1
 I.B.Tech.-A-SectionElectrical Engineering2(2017-2018) EE101Basic Electrical Engineering
III.B.Tech.(EEE) A-SectionElectrical Engineering2(2017-2018) EE356Electrical Machines Lab-II
I.B.Tech.-A-SectionElectrical Engineering2(2016-17)EE101Basic Electrical Engineering
I.B.Tech.-D-SectionElectrical Engineering2(2016-17)EE101Basic Electrical Engineering
IV.B.Tech.(EEE) A&B-Electrical Engineering2(2016-17)EE452Power Electronics & Drives Lab
 I.B.Tech.-D-SectionElectrical Engineering2(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-E-SectionElectrical Engineering2(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-G-SectionElectrical Engineering1(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-H-SectionElectrical Engineering1(2015-2016) EE101Basic Electrical Engineering
 I.B.Tech.-B-SectionElectrical Engineering2(2014-2015) EE101Basic Electrical Engineering

 I.B.Tech.-F-Section

Electrical Engineering

2(2014-2015)

 EE101

Basic Electrical Engineering

 III.B.Tech.(EEE) A-Section

Electrical Engineering

2(2014-2015)

 EE356

Electrical Machines Lab-II

 I.B.Tech.-K-SectionElectrical Engineering1(2014-2015)EE101Basic Electrical Engineering
 I.B.Tech.-M-SectionElectrical Engineering1(2014-2015)EE101Basic Electrical Engineering

I I.B.Tech.-Chemical & MME

Electrical Engineering

1(2014-2015)

EE235

Basic Electrical Engineering Lab

 I.B.Tech.-K-Section

Electrical Engineering

 1(2012-13 )

 EE101

Basic Electrical Engineering

 I.B.Tech.-M-Section

Electrical Engineering

  1(2012-13)   

 EE101

Basic Electrical Engineering

 III.B.Tech.(EEE) A-Section

 Electrical Engineering 

  5(2012-13)    

 EE305

Electrical Machines Lab-I

 III.B.Tech.(EEE) B-Section

 Electrical Engineering 

  5(2012-13)    

 EE305

Electrical Machines Lab-I

 I.B.Tech.-D-Section

 Electrical Engineering 

2(2012-13 )

 EE101

Basic Electrical Engineering

 I.B.Tech.-F-Section

 Electrical Engineering 

2(2012-13 )

 EE101

Basic Electrical Engineering

 II.B.Tech.(EEE) A-Section

   Electrical Engineering  

4(2012-13 )

 EE254

Electrical Measurements Lab

 IV.B.Tech.(EEE) A&B-SectionsElectrical Engineering 8(2012-13 ) EE452Power Electronics & Drives Lab
 I.B.Tech.-K-SectionElectrical Engineering  1(2013-14 ) EE101Basic Electrical Engineering
 I.B.Tech.-M-SectionElectrical Engineering  1(2013-14 ) EE101Basic Electrical Engineering
III.B.Tech.(EEE) A-SectionElectrical Engineering5(2013-14)    EE305Electrical Machines Lab-I
III.B.Tech.(EEE) B-SectionElectrical Engineering5(2013-14)    EE305Electrical Machines Lab-I
 I.B.Tech.-A-SectionElectrical Engineering2(2013-14 )EE101Basic Electrical Engineering
 I.B.Tech.-D-SectionElectrical Engineering 2(2013-14 )EE101Basic Electrical Engineering
IV.B.Tech.(EEE) A&B-SectionsElectrical Engineering8(2013-14 )EE452Power Electronics & Drives Lab
     

 

Courses Currently Being Taught:

ClassesDepartmentSemesterCourse IDCourse Name
II.B.Tech.-ECE A-SectionElectrical Engineering1(2019-20)EE236Network Analysis
II.B.Tech.-ECE A-SectionElectrical Engineering1(2019-20)EE236Network Analysis
III.B.Tech.(EEE) A &B-SectionsElectrical Engineering1(2019-20) EE356Electrical Machines Lab-II
     

Publications

 

Journal Publication Details



Author


                  Title


                             Journal Name


                     Vol. Page. Year.

Ramulu Chinthamalla and Dileep Mathi

Enhanced Leader Adaptive Velocity Particle Swarm Optimization Based Global Maximum Power Point Tracking Technique for a PV String under Partially Shaded Conditions

IET Renewable Power Generation

vol. 0, pp. 1-11, Nov. 2019.

Ramulu Chinthamalla, Ramsha Karampuri, Sachin Jain

Dual Solar Photovoltaic Fed Three-Phase Open-End Winding Induction Motor Drive for Water Pumping System Application

Electric Power Components & Systems Journal (Taylor & Francis)

Volume 46 (2018), No.16-17, Dec 2018, pp. 1896-1911.

 Ramulu Chinthamalla,  Sachin Jain
 A solar PV water pumping solution using a three-level cascaded inverter
connected induction motor drive
 Engineering Science and Technology, an International Journal (ELSEVIER) 19(2016) 1731-1741
  Chinthamalla Ramulu, Sachin Jain
 Dual MPPT algorithm for dual PV source fed Open-End Winding
Induction Motor Drive for pumping application
 Engineering Science and Technology, an International Journal (ELSEVIER)
 19(2016) 1771-1780
    
    

 

Conference Proceeding

Author                                                                Title   
                           Conference Name
Vol. Page. Year.
R. Chinthamalla, D. Sahoo and S. JainA Discontinuous Switching Technique to Eliminate Common Mode Voltage With Reduced Switching Losses for an Open-End Winding Induction Motor Drive Solar Water Pump2016 IEEE Students' Conference on Electrical, Electronics and Computer Science (SCEECS), Bhopal2016, pp. 1-5.
Ch.RamuluAn Optimal and Efficient PV System using two 2-level Cascaded 3-level inverters for Centrifugal Pump2014 IEEE International Conference on Power electronics, Drives and Energy Systems (PEDES)Dec.2014,1-6
 Ch.Ramulu     Single Stage PV Source-Based Dual Inverter Fed Open-End   Winding Induction Motor Pump  Drive

  IEEE STUDENTS CONFERENCE ON ELECTRICAL, ELECTRONICS, AND COMPUTER SCIENCE          2014 MAULANA AZAD NATIONAL INSTITUTE OF TECHNOLOGY BHOPAL, INDIA, DATES:

1st-2nd March-2014
 Ch.Ramulu                              Performance of MC-UPQC in unbalanced source voltage       sag/swell migration conditions International Joint Journal Conference in Engineering  March-2011

PHDs Supervised

 

Scholar Name 
Year of Reg.
Co-Supervisor
Topic
Year of Award
Dileep Krishna.MDec 2017----
MPPT for shading condition in the PV system & Fast MPPT algorithm for the PV system. (Tentative)Ongoing
Ramesh Babu.PDec 2017--------Ongoing




 

Workshops/Conferences

 

Workshop/SSTPs/Conference Organized


Title


                                      Coordinator


                                                        Date

Two-Week In-house SPARC Course on Renewable Energy and Distributed Power Generation.

Dr. Ch. Ramulu, Dr. B. L. Narasimharaju, Dr. A.V.Giridar

16th - 27th Dec 2019

1.   A Five Day National SPARC Workshop on Advanced Resonant Converters for Micro-Grid and Electric Transportation   

Dr. Ch. Ramulu, Dr. B. L. Narasimharaju, Dr. A.V.Giridar

15th - 19th July 2019

2. A Three Week SPARC Course on High Gain Converters for Grid-Connected Photovoltaic SystemsDr. Ch. Ramulu, Dr. B. L. Narasimharaju, Dr. A.V.Giridar

(Week-1, Week-2 & 

Week-4 of July 2019)

3. Six Day Faculty Development Programme (FDP) On Strategies and ICT Tools for Power Conversion Technologies &  Applications Dr. Ch. Ramulu, Dr. B. L. Narasimharaju

1st May - 6th May 2019

4. Winter FDP on Power Electronics -Module-3 (DC-AC Inverter), Faculties and Research   Scholars- Meity, IndiaDr. Ch. Ramulu, Dr. Sachin Jain

11th Dec to 20th Dec 2017-

5. Adjunct Course on" Simulation of Electrical Systems using MATLAB/SIMULINK" fDr. Ch. Ramulu 

09th to 20th Feb 2008.

Projects

 

S. No.TitleAgency /Scheme/period

Cost in Lakhs

RoleStatus
1Design and Development of New High Gain Transformer-less Inverter Topology for PV Based Grid-Tie ApplicationsSPARC-India, MHRD

95.04

CO-PIOngoing

Awards and Honors

 

Professional body membership / Activities :

  •   Reviewer for IEEE Trans,IET Power Electronics & Inderscience Journals, Conferences:
  •   Manuscripts Reviewed in last five years: 03 (IEEE Trans), 01  (IET ) 02  (Inderscience Journals)
  •  Examiner for M.Tech / B.Tech Dissertation: Vagdevi- Warangal, SR- Warangal, Vignan University Guntur etc.


Additional Responsibility

 

Additional Department/Institute  Responsibility:

 

  • Institute level activities:

 

  • Member, Electrical Works Committee, NIT Warangal, 19-01-2018 to till date.
  • Faculty -in-Charge: Air Conditioners & Water Coolers From-10-04-2018 to till date
  • Hostel Warden: 1.8 K Hostel Warden From  03-08-2017 to 02-08-2019
  • Member, Centre for Automation and Instrumentation (CAI), NIT Warangal, 13-08-2015 to till date.
  • Treasurer, Electrical Engineering Association (EEA), NIT Warangal, 01-07-2019 to till date.

 

  • Department level activities:
  • Treasurer, Electrical Engineering Association (EEA), NIT Warangal, 01-09-2017 to 07-09-2018., NIT Warangal
  • Faculty In-charge for Electrical Machines Lab & Electrical Consumables, 03/10/2018 to till date., NIT Warangal
  • Procurement Co-ordinator for the DPC, EED, NIT Warangal, 29/01/2019 to till date., NIT Warangal
  • Member, DAC-UG, EED, NIT Warangal, AY:2012-13 & AY:2013-14, NIT Warangal
  • Member, M.Tech (Power Electronics & Drives), Seminar Evaluation, AY: 2017-18, NIT Warangal
  • Faculty Advisor (S)- IV B.TECH (EEE), August 2017 to till date., NIT Warangal