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Technologies Developed

1. Technologies/products/centers developed under National Mission of Power Electronics Technology (NaMPET-II), at Centre for Development of Advanced Computing (CDAC), Thiruvananthapuram.

  1. Simulation Centre for Power Electronics and Power System being implemented by IIT, Bombay.
  2. Grid Connected Solar Photovoltaic Power Plants (1MW) by CDAC (T)
  3. Solar Charge Controller Unit for Telecom applications.
  4. 10kV Power Supply with Solid State Crowbar by CDAC (T) and IISc, Bangalore.
  5. System on Programmable Chip (SOPC) based Power Electronic Controller by CDAC (T).
  6. Wide Area Monitoring Using PMUs by CDAC(T).
  7. Medium Voltage Drive with Selective natural Harmonics Elimination CDAC(T) & IIT-Kgp.
  8. Implementation of Net Zero Energy Building using Non-Conventional Sources and Energy Management System by CDAC(T).
  9. Single Phase and Three Phase Smart Energy Meters for Indian Power Network being implemented by CDAC(T).

Link of NaMPET-II technology developed https://www.nampet.in/activities/technology-package.html

(iii) Exploratory research

1) 3-phase Permanent Magnet Machines and their Converters implemented by BESU, Howrah.

2) DC-DC converter and bi-directional converter for SPV application implemented by NIT, Trichy.

3) Induction Motor for Propulsion Applications implemented by IIT, Patna.

4) SiC devices and converter implemented by CDAC(T).

5) GaN devices for Power Electronic switching applications and High Frequency GaN converter implemented by CDAC(T).

6) Modular Multi Level Converters for Grid Connected Applications implemented by IIT-Bombay.

7) Low Voltage Direct Current (LVDC) Architecture implemented by CDAC(T).

8) Active Gate Driver Design for SiC MOSFET based Inverter for Induction Motor Drive Applications implemented by IIT-Madras.

9) Multi Level Inverter based Single Stage Grid Connected Solar Photovoltaic System implemented by NIT-Agartala.

10) Security Assessment of Micro Grid in Isolated and Grid connected mode implemented by NIT-Calicut.

(iv) Infrastructure Development

1) Infrastructure Resources at Nodal Centre have been implemented by CDAC (T) in the form of

· Green Power Laboratory.

· Technology Transfer Centre.

2) A National Simulation Centre for Power Electronics and Power Systems has also been created at Indian Institute of Technology, Bombay

(v) Deployment Activities

1) Micro-grid for village application.

2) Grid connected Solar Photovoltaic Power Plant of 330 kW.

3) Compact Energy Efficient SiC based three phase converter for PE systems.

4) DSTATCOM for Distribution Power Quality Centers.

5) Investigations on Electrical Technology requirements for Indian Metro Rail Systems.

(vi) Short Term Courses conducted so far

1. Power Electronics in Mini/Micro Hydropower Generation- IIT Roorkee.

2. Design and Control of Grid-Connected Power Converters- CET Trivandrum.

3. Power Converters and Applications-BIT Ranchi.

4. Control of Permanent Magnet AC Machines-IIT Madras.

5. Power Electronic Systems and Application - NIT Rourkela.

6. Power electronics in Distributed Power Generation- NITK Surathkal.

7. Power Electronics Fundamentals of converters and gate triggering hardware – IIEST Shibpur.

8. Renewable Energy Conversion Technology – NEHU, Shillong.

9. Application of Power Electronics to Renewable Energy Systems and Microgrids – NIT Tiruchirappalli.

10. Digital Signal Processor Controlled Power Electronic Converters and Drives – NIT Warangal.

11. Power Electronics for Grid Connected Renewable Energy Systems – NIT Calicut.

12. Power Electronics and Applications – IIT (BHU) Varanasi.

13. Recent Advances in Power Electronics for Smart Grid and Electrical Drives – IIT Patna.

14. Application of Power Electronics to Renewable Energy – NIT Goa.

15. Power Electronics Applications in micro-grids enabling green energy – VNIT Nagpur.

16. Application of Custom Power Devices for Power Quality Improvements – MNIT Jaipur.

17. Advances in Power Electronics for Machine Drives – NIT Mizoram.

18. Sustainable Development and Advances in Power Electronics – NIT Jamshedpur.

19. Microcontroller based Power Electronics System Implementation – SVNIT Surat.

20. Advances in Power Electronics and Renewable Energy Resources – MNNIT Allahabad.

21. Power Electronics and its scope of Application in North East – NIT Agartala.

The full list of short courses may be seen at https://www.nampet.in/activities/programs.html

(vii) National Workshop on Power Electronics Technology

First National Workshop on Power Electronics (NWPE-2013) – by CDAC(T).

Second National Workshop on Power Electronics (NWPE-2014) on the theme of “Power Electronics towards Green Energy" - by BIT, Ranchi.

Third National Workshop on Power Electronics (NWPE-2015) on the theme of “Power Electronics for Sustainable Energy” - by DTU, Delhi.

Technology transferred to Industry;

i.    Train Communication Network and Vehicle Communication Unit (TCN/VCU).

ii.   ON Line Double conversion UPS System for Medium / High Capacity (Green UPS).

iii.  Static Compensator (STATCOM).

iv.  Smart Energy Meters.

v.   Solar Charge Controller for Telecom Towers

vi.  High Speed Reconfigurable Power Electronics Controller.

vii. FSS Mini

viii.Grid connected Solar PV Power Plants up to 1MW

ix.  Hybrid Power Conditioning System for Microgrid

Technologies available for commercial exploitation:

i.     Grid Connected Solar Photo Voltaic Power Plant.

ii.    Full Spectrum Simulator (FSS) for Power Electronics and Power Systems.

iii.   Miniature Model of FSS for Power Electronics and Power Systems.

iv.   High Speed Reconfigurable Power Electronics Controller.

v.    400 Hz Inverter for Air Borne Applications.

vi.   DC-DC Converter for SPV applications.

vii.  Low Cost Power Quality Analyser for industrial & commercial applications.

viii. Autonomic Real Time Multiprotocol Gateway.

ix.   Vehicle Control Unit and Train Communication Network for Electric Locomotive.

x.    Smart Energy Meters.

xi.   Grid connected Solar PV Power Plants up to 1MW

xii.  Hybrid Power Conditioning System for Microgrid

xiii. LVDC powered energy efficient Houseboats

2. Automation Systems Technology Centre (ASTeC), at CDAC, Thiruvananthapuram.

Automation Systems Technology Centre (ASTeC) programme was launched by MeitY in April, 2007 with a broad vision of undertaking R&D in Automation Technology area to strengthen technical skills in the automation technologies with a particular emphasis on the Hardware development contributing to design lead automation system development. The programme has been implemented through collaborative efforts by CDAC, Thiruvananthapuram as a nodal agency with a view to promote innovative development in the field of process automation and successfully completed on 31.3.2013. Under this programme, an embedded Centre of Excellence has been created at CDAC, Thiruvananthapuram to launch Technology Development Research Programme in four pillars of automation research viz. Perception, Control, Learning and Systems. Necessary infrastructure development for this has been completed at the nodal Centre. A number of building blocks technologies/products (Embedded Controllers, SCADA Software, Sensor Network, Expert System driven Intelligent Decision System, Kalman Filter based Predictive controller, Evolutionary Computation based Soft Sensor, Fuzzy Logic Process Optimization System, Data Fusion System, Special type of sensors and Model Predictive Controllers) have been indigenously designed, developed and field tested under the ASTeC programme. These technologies have been demonstrated for process automation, control and optimization in Tuticorin Thermal Power Station (210 MW plant) and Water Treatment plant at Kerala Water Authority, Aluva. These indigenously developed automation technologies are suitable for deployment in different types of process industries like sugar, cement, paper, textiles etc.

These ASTeC technologies are available for technology transfer to the interested industries for commercial exploitation. Out of these five technologies i.e. Open Flexible SCADA technology, Phasor Measurement Unit, Multiloop Controller, Steam Temperature Controller System and Industrial Process Controller have been transferred to industries for commercialization.

Technology available for commercial exploitation:

i. Industrial Colour Sensing System (i-COSS).

ii. Industrial grade Low Power Controller (i-LOC).

iii. Industrial general purpose Controller using PC boards (i-CON).

iv. Industrial System Monitoring Autonomous Remote Terminal (i-SMART).

v. Industrial communication Gateway (i-Gate).

vi. Industrial Real-time Expert System Shell (i-RESS).

vii. Industrial Simulation Platform (i-SimP).

viii. Industrial Wireless Sensor (i-WiSe).

ix. Industrial Wireless Base Station (i-WaSe).

x. Synchronous Phasor Measurement Unit (PMU).

xi. SCADA/ HMI Software Industrial Range Open SCADA SoftwarE (i-ROSE) - Consisting of the following modules:

xii. Industrial Web based Automation Control System (i-WACS).

xiii. Industrial Flexible Automation & Control Engine (i-FACE).

xiv. Industrial Remote Configuration (i-ROC).

xv. Industrial Data logger (i-Dlog).

xvi. Industrial Coal Mill soft Sensor (i-CoMS).

xvii. Industrial Steam Temperature Control (i-STeC).

 

3. A Collaborative Intelligent Transportation System (ITS) for Indian Cities(InTranSE), at CDAC, Thiruvananthapuram.( https://intranse.in )

ITS endeavour for Indian cities was initiated in October, 2009 as a collaborative research project to make India a major player in the field of electronics & IT technologies required for advanced traffic management and control system. As part of this project an embedded Centre of Excellence on ITS has been created at CDAC, Thiruvananthapuram, which is now functional as a national resource centre in the country. Towards this objective, necessary infrastructure has been created through this project at the Nodal Centre.

As part of this programme eight sub projects have been taken up for implementation by CDAC, Thiruvananthapuram (Nodal Agency) with IITs (Chennai and Mumbai) and IIM, Kolkata as the other participating agencies. The following eight sub projects have been completed after development and demonstration of ITS technologies in the field to the end users:

  1. Solar power based Wireless Traffic Control System (WiTraC).
  2. Second generation Area Traffic Control System (CoSiCoSt-2G).
  3. Real-time Traffic Counting and Monitoring System.
  4. Intelligent Parking lot Management System (e-PARK)
  5. Advanced Traveller Information System for Indian Cities.
  6. Intelligent Transit Trip Planner and Real Time Route Information
  7. Red-light Violation Detection System
  8. An intelligent Traffic Congestion Management System using RFID

WiTraC technology has been implemented by CDAC (T) at BRTS Indore. e-PARK has been implemented at two sites at new building of CDAC (T) at Techno Park, Trivandrum and Haribhau Sane multilevel parking lot provided by Pune Municipal Corporation. Advanced Travellers Information System has been implemented by IIT Madras in IT Corridor at Chennai. Red light Violation Detection System has been field tested by CDAC (T) at Trivandrum. Intelligent Transit Trip Planner and Real Time Route Information and Real-time Traffic Counting and Monitoring System have been developed and demonstrated by IIT Bombay with CDAC (T) at Mumbai.

These ITS technologies are available for technology transfer to the interested industries for their commercial exploitation. The Wireless Traffic Control System (WiTraC) technology has already been transferred to eight industries. The technology of Red Light Violation Detection System (RLVDS), Composite Signal Control Strategy for Wireless Traffic Control System (CoSiCoSt-W) and Traffic Signal Monitoring and Management have also been transferred to industries for commercialisation.

Technologies transferred to industry:

i. Wireless Traffic Control System (WiTrac).

ii. Red Light Violation Detection System (RLVDS).

iii. Composite Signal Control Strategy for Wireless Traffic Control System (CoSiCoSt-W).

iv. Traffic Signal Monitoring and Management.

Technologies available for commercial exploitation:

i. Wireless Traffic Control System (WiTrac).

ii. Red Light Violation Detection System (RLVDS).

iii. Composite Signal Control Strategy for Wireless Traffic Control System (CoSiCoSt-W).

iv. Traffic Signal Monitoring and Management.

 

4. Application of Electronics for Agriculture and Environment (eAgriEn), at CDAC, Kolkata.

Electronics for Agriculture & Environment (e-AGRIEN) project had been initiated in at C-DAC, Kolkata with the brief objectives to set-up an integrated facility for advanced research in the multi-disciplinary field of Agri-Electronics leading to a) technology demonstrators and b) indigenous electronics and IT-based products and services for Indian Agricultural community, to provide IT based services and consultancy to agricultural entrepreneurs, researchers and other stakeholders on specialized solutions developed under the aegis of the center, to conduct special training programme on advanced agri-tech topics and to promote national and international level networking, collaboration and alliances in the field of agri-electronics.

The following collaborative technology development have been completed:

  1. eAgriEn R&D Infrastructure.
  2. Electronic Nose for monitoring Industrial Obnoxious Odorous Constituents generated from Pulp and Paper industries.
  3. Web Enabled Access of Agricultural Information.
  4. Application of Digital Image Processing Technologies in Tasar Sericulture.
  5. Handheld E – Nose.
  6. Decision Support System Framework for Tea Production System using a Wireless Sensors Network (WSN).
  7. Membrane Electrode Array Based Novel Sensing System for Rapid Taste Characterization of Food and Agro Produces.
  8. Electronic Olfaction for Biotechnology Applications.
  9. Pebrine-o-Scope and Handheld Electronic Nose (HEN).

Technologies available for commercial exploitation:

ii. Handheld Electronic Nose (HEN).

iii. Resham Darshan.

iv. Obnoxious Odour Measurement System.

v. Portable Electronic Tongue.

Link of e-AgriEn technology developed:

i. Pebrine-O-Scope: [PDF]385.77 KB

ii. Handheld Electronic Nose (HEN).[PDF]323.2 KB

iii. Resham Darshan.[PDF]642.84 KB

iv. Obnoxious Odour Measurement System.[PDF]504.66 KB

 

5. Design and Development of Climate Control System for Greenhouses used in Agri-Research, at CDAC, Mohali.

The technology for precise control of climatic parameters such as temperature, humidity, light, carbon dioxide etc., along with controlled irrigation and fertigation in a research- Greenhouse has been developed by CDAC, Mohali in collaboration with National Agri-food Biotechnology Institute. This technology has helped in studying the effects of climatic changes on various crop varieties. The project has been successfully completed with the development and field testing with a complete cycle of growth of wheat. Based on the encouraging results demonstrated in this project, IARI, Delhi has signed an MOU with CDAC, Mohali for design and deployment of eight climate controlled Green Houses.

 

6. Development and Deployment of an Electronic Personal Safety System (ePSS) at Police Control Room, Jaipur, at CDAC, Thiruvananthapuram.

The development and deployment of back end system for ePSS integrated with existing Dial 100 system has been completed and installed at Jaipur Police Control Room. The system also includes Mobile Display Terminals with requisite software installed in PCR vans. Extensive field trials and user training of the system has been carried out. Subsequent to successful implementation of the ePSS at Jaipur, the same model is being adopted by other stake holders.

 

7. Design & Development of Electronic Personal Security Device (ePSD), at IIT, Delhi.

Design and development of small, affordable and user-friendly personal safety device in the form of a wearable/ carriable device has been completed. Two prototype models in wearable form with and without GPS have been developed.

 

8. Green Technology based Electronic Milk Analyser, at Central Electronics Engineering Research Institute (CEERI), Pilani.

Milk Analyzer Using Green Technology for detecting the adulterations in milk has been developed by CEERI, Pilani. This technology is available in Indian market and transferred to two industries for production and commercialization.

 

9. Design & Development of Universal Analog Input Module and HART Compatible I/O Module, at CDAC, Thiruvananthapuram.

10. Design and Development of a Compact Cost Effective Brix Meter for Sugar Industry – Proof of Concept, at CDAC, Thiruvananthapuram.

11. Continuous Flow Hydroponic System, at CDAC, Mohali.

12. Modelling, Signal Processing & Coding for 2D Magnetic Recording, at Indian Institute of Science (IISc), Bangalore.

13. Open Source CAD (Computer Aided Designing) Tool for the Weaving of Banarasi Sarees. By Media Lab Asia

CAD package for design and weaving of Banarasi Sarees has been developed by Digital Corporation of India (earlier Media Lab Asia). This has been deployed at 5 locations at Weaver Service centre/ Community Service Centre, Varanasi.

14. Development of Improved Unipolar Modulation based Inverter for Transformer less Grid-Connected Photovoltaic System by Mizoram University

16. Advanced Automation & Process Optimization System for Malabar Cement Factory, at CDAC, Thiruvananthapuram.

17. Enhanced, user-friendly ATIS – Auto-diagnosis, User Agency Training and Handover, at IIT, Madras.

18. Smart warehouse with Application of Frontier EM & Electronics based Technology by SAMEER Mumbai

Under this project, the technology for safe storage of grains which includes conveyorized loading & unloading of grain bags having RFID for traceability, online weight and moisture measurement with Radio Frequency Based Removal of Moisture from Grain (in case of higher moisture which is not safe for storage) has been developed by SAMEER under agis of MeitY. The technology is being transferred to Ms Paras Defence and Space Technology Ltd for manufacturing and supply of the systems.

Link of brochure: [PDF]724.72 KB

19. Development and Field Testing of Panic Switch Based Safety Device for Cars for aiding women’s safety by IIT Delhi

20. Development of Intelligent Transport System (ITS) Solution for Pedestrian Safety Enhancement and Emergency Service Vehicle (ESV) Priority at Signalized Traffic Junctions by CDAC (T)

21. Automation of the Sugar Plant using Indigenous Technology, at CDAC, Thiruvananthapuram.

22. Solar powered robust E-Rickshaw control with bidirectional DC-DC converter using regenerative cycle boost charging by NIT, Uttarakhand

Development of bi-directional DC-DC converter to control the brushless DC motor of e-Rickshaw has been developed and can be integrated with renewable energy resources to meet the challenges at Hilly Region. The technology has been deployed in the hilly regions of Uttarakhand and validated simultaneously for its commercial readiness.

23. High-efficiency Motor and controllers for electric vehicles (EVs) such as 2- wheeler(2W), 3-Wheeler(3W) and small 4-Wheeler(4W) cargo vehicles used in India:

High-Efficiency Permanent Magnet Synchronous Motors (PMSM) and their controllers to cater to the electric vehicle segments like 2 Wheeler, 3 Wheelers, and small cargo vehicles in India have been developed by IIT Madras with the support of MeitY. The technology of 1.2 kW, 5 kW, and 10 kW Motors and its controller for e-Rickshaw, e-auto and Cargo Vehicle respectively have been developed. Technology of Technology (TOT) for 1.2 kW, 5 kW Motor/controller to the industry partners M/s Amber pvt. Ltd and M/s Alphasine Pvt has been done on non-exclusive basis .

Development & deployment of Motor controller for low to medium Power Electric vehicles:

Technology of  3–Phase Brushless DC (BLDC) Motor Controller for low to medium power e-vehicle applications have been developed by DTU ,Delhi with the support of MeitY. The wide input voltage range (42-56 V) and combination of hardware and design features with fault diagnostic capability deliver an efficient solution for a variety of applications. The developed product is certified by ICAT, IMT, Manesar for EMI/EMC test as per AIS004. The technology is transfered to M/s Lithion Power Pvt on non-exclusive basis.

BLDC motor with a smart Vehicle Control Unit for 3-wheeler e-rickshaw: 

Technology of efficient, affordable electric motor (1.2 kW, continuous) and a smart motor cum vehicle controller (1.5kW, continuous) targeted for light duty electric vehicles have been developed by IIT Kharagpur with the support of MeitY. The developed product is certified with iCAT certifications for AIS041 and IP67.TOT has been done to M/s Brushless Motors India Pvt. Limited on non-exclusive basis.

Technologies transferred to Industry

  1. 2W/e-rickshaw motor of 1.2 KW
  2. BLDC motor with a smart Vehicle Control Unit for 3-wheeler e-rickshaw
  3. 3–Phase Brushless DC (BLDC) Motor Controller for low-power e-vehicle

Technologies available for commercial exploitation:

  1. 2W/e-rickshaw motor of 1.2 KW
  2. BLDC motor with a smart Vehicle Control Unit for 3-wheeler e-rickshaw
  3. 3–Phase Brushless DC (BLDC) Motor Controller for low-power e-vehicle

Link of technologies:

  1. 5kW Motor: [PDF]255.06 KB
  2. BLDC motor and controller for e-Rickshaw:[PDF]3.39 MB
  3. 1.2kW BLDC motor:[PDF]1023.51 KB

24. Development of Autonomous Multipurpose Agricultural Robotic Platform by C-DAC, Kolkata

3. Website Link: https://www.meity.gov.in/content/research-output-4

The content provided on the above website link under would only contain the publication and patents only.

Copyrights/Patents

Patent under Transportation Programme

i. “A Method for Synchronizing Heterogeneous Road Traffic and System Thereof”. Patent No.239258 (patent awarded).

ii. Distributed Time Synchronization of Road Traffic Signal Controllers using GPS. (patent awarded).

iii. Simulation of Mixed Traffic Mobility SiMTraM (Patent Filed).

iv. A System for Real Time Assessment of Level of Alertness” (Patent Filed: 634/KOL/2013).

v. “A Real-Time System for Object Detection and Recognition with Machine Learning” (Filed: 647/Kol/2013).

Patents under ASTeC Programme

i. “A Device for the Measurement of Residual Chlorine used as a Disinfectant in Drinking Water” Patent no: 243383 (Patent awarded).

ii. “A Method and System for Designing A Multi-Hop Wireless Sensor Network" Application no: 52/CHE/2012 04/01/2012.

iii. “A sustainable boiler Super heater temperature controller for the accurate control of superheater outlet steam temperature". Application no: 388/CHE/2011 11-02-2011.

iv. “A sustainable combustion control system using inferential measurement of pulverized coal flow for improved combustion efficiency and reduced emissions – a retrofit for Thermal Power plants". Filed on 14-06-2011.

v. “A Chlorine Booster System for Drinking Water Distribution". Filed on 19-09-2008.

vi. “A Dynamic Chlorination System for the Distribution of Drinking Water". Filed on 19-03-2008

Patents under NaMPET Programme

i. “A Circuit to Reduce Stray Inductance and a 3 Phase Converter” (Patent No.251807 awarded on 4.4.2012).

ii. “Selective Harmonic Detection”. Filed.

iii. “Device and Method for Real-Time Monitoring and Control of Distributed Power Generating Stations” – Filed.

iv. “Miniaturized, High Power Density Power Electronic System on a Chip” – Filed.

v. “An Electronic Assembly for voltage balancing during turn-on of semiconductor devices” - Filed.

vi. “System for Securing User Identify Information and a Device thereof” – Filed.

vii. “System for Securing User Identify Information and a Device thereof” – Filed.

viii. “A high voltage high pulse power switch using electrically trigerred Thyristor” – Filed.

ix. “An improved squirrel cage induction motor with enhanced efficiency and wide range of operating speed for application in electric vehicle” – Filed.

x. “An Electrical device to delimit the current change rate in switch and energy in microwave tube during crowbar operation” – Filed.

xi. “A novel evaluation method for microwave tube protective device with fuse wire based on exact fault current” – Filed.

xii. “CPLD Based High Performance Active Gate Driver for Hard Switched and Soft Switched SiC MOSFET” – Filed.

xiii. “A matrix update method for Admittance matrix formation in Real-time Simulation of Power Electronics” – Filed.

xiv. “A dc-dc converter using GaN and Si transistors” – Filed.

xv. “Gate driver circuit for power converters incorporating normally on transistors and method thereof” – Filed.

xvi. “A Gate Driver with Bipolar Bootstrap Capability” – Filed.

xvii. “Low Voltage Direct Current (LVDC) power distribution system for effective power management” – Filed.

xviii. “A dc-dc converter using GaN and Si transistors,” US Patent Application Filed.

xix. “A dc-dc converter using GaN and Si transistors,” European Patent Application Filed.

xx. “A dc-dc converter using GaN and Si transistors,” Japanese Patent Application Filed.

xxi. “Gate driver circuit for power converters incorporating normally on transistors and method thereof,” US Patent Application Filed.

xxii. “Gate driver circuit for power converters incorporating normally on transistors and method thereof,” European Patent Application Filed.

xxiii. “Gate driver circuit for power converters incorporating normally on transistors and method thereof,” Japanese Patent Application Filed.

xxiv. A copyright on “Green Power Lab” (Source code) – Field.

Patents under eAgriEn Programme

i. Apparatus and methodlogy for Measurement of Obnoxious Odorant Concentrations And Odour Intensity In Pulp And Paper Industry. (Application No. 991/KOL/2014, Filed on 25.09.2014).

ii. Apparatus for flavour detection and gradation of tea. (Application No. 966/KOL/2013, Filed on 21.08.2013).

iii. e-tongue device for characterization of taste and quality of water, tea and other food and beverages. (Application No. 670/KOL/2014, Filed on 20.06.2014).

iv. A system and a method for estimating silk-content in cocoons. (Application No. 110/KOL/2015, Filed on 30.01.2015).

v. Apparatus for grading of silk yarn based on colour characterization and methodology therefor. (Application No. 617/KOL/2013, Filed on 28.05.2013).

vi. Apparatus for detection of sporozoal infection in silk moth and methodology therefor. (Application No. 1220/KOL/2013, Filed on 28.10.2013).

vii. Aroma based food quality measurement machine for tea testing. (Application No. 87/KOL/2010, Filed on 01.02.2010).

viii. Instrument for appearance based fermentation. (Application No. 403/KOL/2010, Filed on 08.04.2010).

ix. Process monitoring in tea. (Application No. 463/KOL/2010, Filed on 23.04.2010).

x. Tea quality measuring instrument based on taste. (Application No. 1001/KOL/2010, Filed on 10.09.2010).

xi. Instrument for instant analysis of particle size distribution in bulk tea. (Application No. 1002/KOL/2010, Filed on 10.09.2010).

xii. Instrument for measurement of quality of finished tea based on appearance. (Application No. 147/DEL/2012, Filed on 17.01.2012).

xiii. Instrument for measurement of rice quality based on appearance. (Application No. 1359/DEL/2012, Filed on 03.05.2012).

xiv. Apparatus for aroma based quality detection of aromatic rice and a method thereof. (Application No. 617/KOL/2013, Filed on 28.05.2013).

xv. Apparatus for flavour detection and gradation of tea. (Application No. 1220/KOL/2013, Filed on 28.10.2013).

10 copyrights have been obtained.