SEMCEI Catalogue No. 6th-INCEMIC

Society of EMC Engineers India

Proceedings of the

International Conference onELECTROMAGNETIC INTERFERENCE AND

COMPATIBILITY '99

6-8 December, 1999NEW DELHI, INDIA

ISBN : 81-900652-0-3 (Softbound Edition)0-7803-4170-8 (Microfiche Edition)

[EEE Catalogue No. 99TH 8487

Copyright © 1999 : Society of EMC Engineers India, Delhi ChapterRoom No. 4004, Electronics Niketan, I 00

6 CGO Complex, New Delhi-110003, India

UB/TIB Hannover 89121 275 086

Session 1AEMC IN SYSTEMS

PAGES

1A.1 Invited Paper 01

EMI Control in High Reliability Space Systems

NK Agarwal, VSSC, Thiruvananthapuram

1A.2 Automotive Power Supply Distribution and Grounding Techniques Adoptedfor Fighting Vehicles 07

A. Devarpiran, A. Imayakumar, CVRDE, ChennaiK. Udaykumar, Anna Universty, Chennai

1A.3 HVDC Transmission System Performance from EMC Perspective 11

R. Ganesan, Sisir K. Das, KVK Sampath, SAMEER, Chennai

1A.4 EMC Management for an Electronic System Design 17

G.K. Deb, ER&DCI, Calcutta

1A.5 EMI Problems for Medical Devices 21

B. Satish Rao, A. Sathyanarayanan, U.K. Nandwani, STQC Dte., New Delhi

1A.6 EMI Hardening of Signal Processor Subsystem to meet Military Standard

(A Case Study) 25

R.M. Sairam, RCI, Hyderabad

1A.7 Some Aspects of Bulk Cable Current Injection (BCCI) Test Method at System

Level Testing of an Aircraft 29

DC Pande, LRDE, Bangalore & MK Aray'md, ADA, Bangalore

1A.8 EMI-EMC Studies of EMP Protection System for Fighting Vehicles 35

S. Sathyamurthy, A. Imayakumar, A. Devarpiran, CVRDE, Chennai

1A.9 EMI Problems and Control Methods in Data Acquisition Systems 39

K. Mourougayane, S. Karunakaran, SAMEER, Chennai

1A.10 EMC Approach and Hardening Techniques in an Indigenously DevelopedAirBorne Vehicle — A Case Study 43K. Rajeswara Rao, K. Suryanarayana, K. Nageswara Rao, RCI, Hyderabad

(xxi)

1A.11 Invited Paper 50

Ultra Wide Band Systems and their Implications to ElectromagneticEnvironment

D.C. Pande, LRDE, Bangalore

1A.12 Design Considerations for Shielded Compartment in Warship 58

P Kulkarni, D Rajeev, Naval EMC Centre, Mumbai

1A.13 EMI Problems During System Integration of a Modern Fighter Aircraft — A

Case Study 63

N.S. Chandrasekhar, T. Parthasarathy, P.N.A.P. Rao, ADA, Bangalore

1A.14 EMR Effects and EMC Consideration for Improving Safety Index ofFishing Vessels 64G.M. Rao, K. Srinivasa Rao, P. Misra, Andhra University, Visakhapatnam

Session 2BEMI PREDICTION, MODELING, SIMULATION

AND ANALYSIS

2B.1 Transients in Medium Voltage Switch gear : Measurements, Models and

Coupling 69

Bernd W. Jakel, Ansgar B. Muller, Siemens AG, Germany

2B.2 Modelling of Path Loss for Land Mobile cm amd mm Wave CommunicationSystems 75A.D. Sarma, S.N.N. Pandit, Osmania University, HyderabadM. V.S.N. Prasad, NPL, New Delhi

2B.3 Modelling Pathloss in the Near Field Region for cm and mm Wave Mobile

Communicat'on 79

K. Ravindra, GRIET, Hyderabad, A.D. Sarma, Osmania Univeristy, Hyderabad,

2B.4 Development of Circuit Model for Spacecraft Charging Studies 83V.K. Hariharan, S.V.K. Shastry, V.R. Karri, ISRO, BangaloreAjay Chakravarty, IIT, Kharagpur

2B.5 PC Based Developed, EMI/EMC Modeling and Prediction Software 91

I.M. Rao, LRDE, Bangalore

(xxii)

2B.6 Model Based Estimation of Spectral Components of EMI from Antenna,Transmitter and Susceptibility of Receiver

Kuldip Singh, LRDE, Bangalore

2B.7 EMI Modeling of Dielectric Plugged Wave Guide Array in the Perspectiveof VVAIM

A. Bhattacharya, Defence Laboratory, JodhpurAjay Chakraborty, I IT, Kharagpur

2B.8 Principal Plane Analysis of a Monopole Antenna on a Rocket ShapedStructure Using UTD

N.S. Murthy Sarma, A.D. Sarma, Osmania University, Hyderabad

2B.9 Antenna Near Field Intensity Prediction

Kul dip Singh, LRDE, Bangalore

2B.10 Prediction of Radiated EMI from a D.C. Bus in Digital Equipment usingSoftware Simulation Technique — A Case Study

S. Kundu, G.K. Deb, ER&DCI, Calcutta

2B.11 Analysis of Coupling Mechanism and Solution for EFT Noise onSemiconductor Device Level

Soo-hyung Kim, Jung-young Nam, Kyung-il Ouh, Sang-jun Hong,Chae-Bok Rim, Samsung Elec Ltd., Korea

2B.12 Error Analysis in Surface Transfer Impedance Measurements on ShieldedCables

KM Sakthivel, Sisir K. Das, R. Ganesan, SAMEER, Chennai

2B.13 Sensitivity Analysis of the Cross-talk in Microstrip Transmission Lines

VS. Prasanna Rajan, K.C. James Raju, Univ. of Hyderabad, Hyderabad

2b.14 Analysis of Parallel Plate Dipole Sensor using Finite Difference TimeDomain Method

N.C. De, BEL, Bangalore, D.C. Pande, LRDE, BangaloreD.R. Poddar, Jadavpur University, Calcutta

2B.15 Analysis of Flash Plate Dipole Sensor using Finite Difference TimeDomain Method

N.C. De, BEL, Bangalore, D.C. Pande, LRDE, BangaloreD.R. Poddar, Jadavpur University, Calcutta

(xxiii)

2B.16 Design of Futuristic Electromagnetic Conflict (EC) Systems Using Soft 143Systems Modeling — System Dynamics (SSM-SD) Methodology

Rajesh Debnath, VW Karve, IAT, Pune

Session 3CEMC QUALITY, MANAGEMENT AND EDUCATION

3C.1 Invited paper 149

Non-Traditional Methods for Solving EMI Problems

G.S. Mani, IAT, Pune

3C.2 Intelligence Management of EMC Control 156

Bhudeb Chakravarti, Rational Software Corporation (India) Pvt Ltd., BangaloreMadhumita Chakravarti, RCI, Hyderabad

3C.3 Invited paper 160

Importance of EMC Education

G.K. Deb, ER&DCI, Calcutta

3C.4 EMC Quality and its Approach 168

K. Rajeshwara Rao, RCI, Hyderabad

3C.5 A Critique on Certification of EMC Prefessionals 172

U.K. Nandwani, STQC Dte., New Delhi, A.K. Sharma, SETE, New Delhi

3C.6 Firmware Dependency of EMC Performance 177

R.P. Singh, LAMBDA Innovative Systems, New Delhi

Session 4CCASE HISTORIES

4C.1 Conducted EMI Analysis - A Case Study 181

V.K. Dhar, ERTL (West), Mumbai

4C.2 Significance of Critical Component Placement to Control EMI in 187Power Supplies — A Case Study

K.N. Sakthivel, Sisir K. Das, R. Ganesan, SAMEER, Chennai

(xxiv)

4C.3 EMC Evaluation & Analysis of Electronic Energy Meter

Arun Sachdeva, Sulekh Chand, ERTL (North), New Delhi

4C.4 EMI/EMC Control Methods During Design and Development of an

Airborne System — A Case Study

K. Rajeshwara Rao, K. Suryanarayana, K. Nageswara "Rao, RCI, Hyderabad

4CJS Role of Transient/Surge Suppressors in a Typical Airborne System —

\ A Case Study

Devender, K Suryanarayana, K. Nageswara Rao, RCI, Hyderabad

4C.6 EMC Evaluation of New Induction Equipment — A Case Study

H Sirpal, BD Pandey, Naval EMC Centre, Mumbai

4C.7 Performance Evaluation of Power Line Filter — A Case Study

V.K. Dhar, ERTL (West), Mumbai

Session 5AEMI MEASUREMENTS, TOOLS, INFRASTRUCTURE

AND FACILITY

5A.1 Invited Paper

A Review on Measurements Techniques in OATS and-GTEM Cell.

D. Steinbach, M. Rehfeldt, Schaffner MEB, Germany

5A.2 Generation of Magnetic and Electric-Field, Measurement and its Analysis

Sekhar Chattopadhyay, ERTL (East), Calcutta

5A.3 Harmonic Emissions Measurements As Per EN 61000-3-2

T.Y. Takpere, ERTL (West), Mumbai

5A.4 EMI Immunity of an Electro optical (Laser) Receiver

S. Sathyamurthy, CVRDE, Chennai

5A.5 Study of Conducted Susceptibility of Power Converters

M.L. Sudheer, M.K Gunasekaran, CEDT, Bangalore

5A.6 Importance of Receiver Dwell Time in Emission Measurements

A. Ramesh, G. Mahesh, Sisir K Das, SAMEER, Chennai

(xxv)

5A.7 Advanced Technologies and their Impact on EMC Standardization and EMC

Measurement Techniques 241

Klaus D. Gopel, Rohde & Schwarz, Munich, Germany

5A.8 Calibration of Tranisient EMI Simulators 244

R. Ganesan, Sisir K. Das, K.R. Kini, SAMEER, Chennai

5A.9 A Peripheral Port Termination for EMI Tests 249

B.C. Ashok, U.P. Nayak, ETDC, Bangalore

5A.10 EMC Mobile Facility for System Level Testing of an Aircraft 251

M.K. Arvind, T. Parthasarathy, P.N.A.P. Rao, ADA, BangaloreD.C. Pande, LRDE, Bangalore

5A.11 A Practical Method for Calibrating Antennas 256

B.N. Prakash, K.R. Suresh, BEL, Bangalore

5A.12 BALUN Development for High-Power Broadband EMC Immunity TestEquipment 260

James McLean, Armando Medina, Joe Sivaswamy, Robert Sutton,EMC Automation, Texas, USA

5A.13 Practical Realisation of a Mobile RF Shelter 264

S.K. Tyagi, CL Arora, DEAL, Dehradun

5A.14 Comparison Method for Validation of Radiated Emission Test Site 270

K.N. Sakthivel, Sisir K. Das, R. Ganesan, Deepak Kumar, SAMEER, Chennai

5A.15 M-LINE, a Compact Anechoic Shielded Test Cell for RF Measurements

in the Microwave Range 271

Klaus D. Gopel, Rohde & Schwarz, Germany

5A.16 Design and Characterisation of GTEM Cell 274Saswati Ghosh, R. Singh ley, Ajay Chakrabarty, I.I.T. KharagpurS. V.K. Shastry, ISRO, Bangalore

5.17 A Technical Note on Modular Microwave/Millimeter Wave EMS Test Kit in 280

1-40 GHZ Frequency Range

S. Sathyamurthy, CVRDE, Chennai

5A.18 Calibration of Broadband Antenna and Confirmation through Site 285Attenuation Measurement at a 10 M Site - A Case StudyChittaranjan Das, ERTL (East), Calcutta

(xxvi)

Session 6AEMC STANDARDS & SPECIFICATIONS

6B.1 A Practical Approach to ISO 9000 Certifiation for EMC Service

Deepak Kumar, P. Sisir K. Das, K.R. Kini, SAMEER, Chennai

6B.2 EMC Standardization

Harcharan Singh, Reena Garg, BIS, New Delhi

6B.3 A Review of TEC Standard No. G/WLL-01/02 October 1997 for DigitalWireless Local Loop System

Sanjay Baisakhiya, C. Subramanian, Sisir K Das, SAMEER, Chennai

6B.4 EMC Requirements in European Community Directives other that EMCDirectives

U.P. Nayak, B.C. Ashok Kumar, ETDC, Bangalore

6B.5 Guidelines for EMC Laboratory Accreditation

A. Sathyanarayanan, U.K. Nandwani, STQC Dte., New Delhi

6B.6 Frequently Asked Questions about European EMC Directives

T.Y. Takpere, ERTL (West), Mumbai

Session 7BEMC IN COMMUNICATION SYSTEMS

7B.1 EMC and Antenna Measurements on Digital Mobile Telephones

Klaus D. Gopel, Rohde & Schwarz, Germany

7B.2 Sharing Constraints Due to Non-GSO Constellations

Ashok Colas, TEC, New Delhi

7B.3 Radio Network Design - Considerations to Minimise Effects of Signal Fading

S. Karunakaran, K. Sridhar, SAMEER, Chennai

7B.4 EMI Reduction in a Broadband LOS Link at Millimeterwave by SpreadSpectrum Technique

A.K. Sen, R. Bera, Institute of Radiophysics & Electronics, Calcutta

(xxvii)

7B.5 Invited Paper 330

Global EMC Scenerio for Public Telecommunication Networks and IndianPerspective

Ashok Golas, TEC, New Delhi

7B.6 Line of Sight Link Degradation at Millimeterwaves from Rain Drops 340

R. Bera, A.K. Sen, P.K. Karmakar, Inst. of Radiophysics and Electronics, Caluctta

7B.7 EMC Problems in Mobile Communication Systems 342

D.C. Pande, LRDE, Bangalore

Session 8CEMC MATERIALS & COMPONENTS

8C.1 Invited Paper 343

Leadless Devices for EMI Suppression

Krishna Kumar, Min. of Information Technology, New Delhi

8C.2 Improvement of Shielding Effectiveness of Conductive Composite for 357Electromagnetic Shielding

P.K. Saha, S.M. Shamim Hasan, AHM Zahirul Alam, BUET,Dhaka, Bangladesh

8C.3 Effect of Power Line Filter of MOV Clamping Voltage 361

M.L. Sudheer, M.K. Gunasekaran, CEDT, Bangalore

8C.4 Properties of Indium Oxide Thin Films Prepared by Reactive Electron Beam 366

Evaporation technique for EMI Control

/. Asbalter, A. Subramanayan, IIT Chennai, S. Karunakaran, SAMEER, Chennai

8C.5 Conductive Papers for Electromagnetic Shielding 372Shunichi Shinagawa, Yaomi Kumagai, Hiroyuki UmeharaP. Jenvanitpanjakul, NIMC, Japan

8C.6 Shielding Effectiveness Evaluation of Metalised Plasitcs with Source Inside

Test Console 376

A.P. Sajeev, S. Karunakaran, SAMEER, Chennai

8C.7 Development of an EMI Shielding Ferrite : A Case Study 380

R. Gopi Chandran, R.M. Cursetji, ACC-RCD, Thane

(xxviii)

Session 9CEMI SUPRESSION TECHNIQUES

9C.1 Invited Paper 385

Grounding-More than a Connection to Earth

W. Denny, GTRI, USA

Control of EMI Interference for Linear ECG Recording 391

T.K. Mitra, Deptt. of Applied Physics, Calcutta University, Calcutta

9C.3 The Chemistry Behind EMC Grounding 395

G. Vincent Raj, R. Ganesan, Sisir K. Das, SAMEER, Chennai

9C.4 Effects of Power Harmonics and its Control Techniques 400

G. Mahesh, R. Ganesan, Sisir K. Das, SAMEER, Chennai

9C.5 Analysis of Cross-talk Reduction in Telephone Network by Choice of

Software Tools 406

S. Sengupta, ER&DCI, Calcutta

9C.6 Noise Reduction in Analog to Digital Converters 410

Kuldip Singh, LRDE, Bangalore

9C.7 Intricacy in System and Facility Grounding 417

if. Ganesan, Sisir K. Das, SAMEER, Chennai

9C.8 EMI Encounters-EMC Remedies 421

K. Rajeshwar Rao, RCI, Hyderabad

io Session 10VENUE: JACARANDA

OPEN SESSION: ADVANCE TECHNOLOGY & PRODUCTAPPRAISAL

ORAL PRESENTATION BY

Rohde & Schwarz, Germany MEB Shaffner, GermanyNoisken, Japan EMC Automation, USAAgilent Technologies, India KV Microwave Materials, IndiaSSD Polymers, India EMI Solutions, India

(xxrx)

Session 11AEMC DESIGN TECHNIQUES

11A.1 Invited Paper 427

Cost considerations in EMC Design Methodogy

Oren Hartal, RAFAEL, Israel

11A.2 A CAD Methodology for Ultra-Sharp Roll-Off Eliptic Band-Stop Filter for

Suppression of Adjacent Channel Interference 431

Tapas Chakravarty, Dipankar Dan, A.L. Das, SAMEER, Calcutta

11A.3 Theoretical Evaluation of Resonant Frequencies of a Hemispherical-Circular-Microstrip Antenna 435

Tapas Chakravarty, SAMEER, CalcuttaAshok De, DCE, Delhi Univ., New Delhi

11A.5 Overvoltage Transient Protection Network Design 439

S. Karunakaran, A.P. Sajeev, SAMEER, Chennai

11A.6 Noise Reduction in Computer Process Synchronisation 443

G.K. Saha, ER&DCI, Calcutta

11A.7 Reduction of EMI from SMPS by Resonance Technique and its Utilities inIndustrial Process Control Instruments 445

if. Bera, J. Bera, A.K. Sen, Institute of Radiophysics & Electronics, CalcuttaPR. Dasgupta, NALCO, Damanjodi, Orissa

Session 12BELECTROMAGNETIC RADIATION HAZARDS AND

BIO-INTERACTIONS12B.1 Invited Paper 449

Biological Effects and Health Implication of Radiofrequency and Microwave

J. Behari, School of Environmental Sciences, JNU, New Delhi

12B.2 Power-Frequency (ELF) Electromagnetic Fields in the Studies of their 453Hazards Effects on Living Beings

S.C. Bhargava, BHEL, Hyderabad(\xx)

12B.3 Epidemiological And Laboratory Studies on the Cancer Risk fromElectromagnetic Fields : An Overview

Y.R. Ahuja, Bahgawan Mahavir Medical Research Centre, HyderabadS.C. Bhargava, BHEL, Hyderabad

12B.4 Impact of Magnetic Field on Biological Function and Suppression Technique

Sekhar Chattopadhyay, ERTL (East), Calcutta

12B.5 Magnetic Resonance Imaging (MRI) : Effects of Electromagnetic Radiation& Safety Aspects

N.R. Jagnathan, AIIMS, New Delhi

Session 13CTRANSIENTS, ESD, LIGHTINING & EMP

13C.1 Invited Paper 471

Configurations of Intense Pulse Power Systems for Generation of IntenseElectromagnetic Pulses

P.H. Ron, BARC, Mumbai

13C.2 Lightning Induced Voltages on Conductors Interlinking the Towers of a

Satellite Launch Pad 479

P. Durai Kannu, Joy Thomas M., Indian Institute of Science, Bangalore

13C.3 Evaluation of Lightning Protection Systems for Fighting Vehicles 485A. Imayakumar, A. Devarpiran, CVRDE, ChennaiK. Udayakumar, Anna University, Chennai

13C.4 Study of Powr Line Conducted Transients Generated by Electrical and

Electronic Devices in a Combat Tank 489

S. Sathyamurthy A. Devarpiran, A. Imayakumar, CVRDE, Chennai

13C.5 Modeling of Lightining using Fractals 493

r G.S. Mani, IAT, Pune

13C.6 Transient Response of Electronic Devices and their Failure Mechanims 497

Satish K Tyagi, DEAL, Dehradun

Session 14PLENARY SESSION : PANEL DISCUSSION ON INDIAN

PERSPECTIVE POLICY ON GLOBAL EMC OBLIGATIONS

Session 15VALEDICTORY SESSION OF EVCEMIC — '99