Programme Wednesday 11 July 2018
10-13 July 2018 Hilton Manchester Deansgate, Manchester, UK
To download a general overview of the programme, click here.
| 08.00 onwards | Registration – Hotel Foyer | |||||
| 08.30- 09.15 | Keynote Lecture – Extreme values and extreme functions for SHM Professor K Worden, Sheffield University Room A: Deansgate Suites 2 & 3 | |||||
| 09.15- 10.00 | Keynote Lecture – SHM–OEM supplier challenges and perspective O D'Almeida and R Hadjria, Safran Room A: Deansgate Suites 2 & 3 | |||||
| 10.00- 10.20 | Tea, Coffee and Exhibition | |||||
| | Multi-functional materials and composite structures 1 Chairs: FK Chang and Zahra Sharif-Khodaei Room A: Deansgate Suites 2 & 3 | SHM for civil engineering 1 Chair: Chairs: Alessandro Antonini and Dimitris Saravanos Room B: Deansgate Suite 1 | Non-linear acoustics Chairs: Francesco Ciampa and Ribelito Torregosa Room C: Deansgate Meeting Rooms 2, 3 & 4 | Signal processing and imaging 1 Chairs: Paul Fromme and Matthew Pearson Room D: Deansgate Meeting Rooms 8 & 9 | Structured Session: Case studies and theoretical developments in quantifying the value of SHM Chairs: Piotr Omenzetter and Sebastian Thons Room E: Deansgate Boardroom | |
| 10.20- 10.40 | [0023] Multi-guided wave feature extraction and data fusion in residual life predication of composite laminates C Zhang, H Ji, J Qiu and Z Zhang Nanjing University of Aeronautics and Astronautics, China | [0001] Machine-aided rapid visual evaluation of non-structural components of building façades J Choi, C M Yeum, S J Dyke, M Jahanshahi, F Pena and G W Park Purdue University, Indianna, USA | [0028] Numerical investigation of non-collinear guided wave mixing in the case of contact non-linearity P Blanloeuil1, L R Francis Rose2, M Veidt3 and C H Wang1 1University of New South Wales, Sydney, Australia 2Aerospace Division, Defence Science and Technology Group, Melbourne, Australia 3University of Queensland, Brisbane, Australia | [0026] Morphorider: a new way for structural monitoring via the shape acquisition with a mobile device equipped with an inertial node of sensors T Stanko, N Saguin-Sprynski, L Jouanet, S Hahmann and G-P Bonneau Université Grenoble Alpes, France | [0105] A case study in quantifying the economic benefit of a live strain monitoring campaign for a short-span pre-stressed concrete bridge P Omenzetter1, P Moyo2 and J M W Brownjohn3 1The University of Aberdeen, UK 2The University of Cape Town, South Africa 3The University of Exeter, UK | |
| 10.40- 11.00 | [0037] Damage localisation in composite plates using canonical polyadic decomposition of Lamb wave difference signals tensor M Rébillat and N Mechbal Hesam Université, Paris, France | [0018] Coda wave interferometry used to detect loads and cracks in a concrete structure under field conditions X Wang and E Niederleithinger Bundesanstalt für Materialforschung und -prüfung (BAM), Germany | [0044] Phononic crystal sensing devices for enhanced non-linear ultrasonic inspection F Ciampa1 and A Marini2 1University of Bath, UK 2University of L'Aquila, Italy | [0030] Integration of algorithms for damage detection in thermoplastic materials inside electronic embedded devices G Azuara, E Barrera and M Ruiz, Universidad Politécnica de Madrid, Spain | [0148] User interface development for model-based data interpretation S G S Pai, Y Reuland and I F C Smith Swiss Federal Institute of Technology (EPFL), Lausanne, Switzerland | |
| 11.00- 11.20 | [0040] Dual PZT sizing for mode decomposition on a composite anisotropic plate E Lize1, M Rébillat2, N Mechbal2 and C Bolzmacher1 1CEA, LIST, Gif-sur-Yvette CEDEX, France 2ParisTech, France | [0066] Performance of an H∞ estimation-based damage localisation approach in the context of automated structural health monitoring S Wernitz, D Pache, T Grießmann and R Rolfes Leibniz Universitat, Hannover, Germany | [0133] CFRP composites with embedded PZT transducers for non-linear ultrasonic inspection of space structures C Andreades and F Ciampa University of Bath, UK | [0038] Automated extraction of local defect resonance for efficient non-destructive testing of composites J Segers1, E C Verboven1, S Hedayatrasa1,2, G Poelman1, J Calderon1, W V Paepegem1 and M Kersemans1 1Ghent University, Zwijnaarde, Belgium 2SIM Program M3 DETECT-IV, Zwijnaarde, Belgium | [0168] Quantifying the value of SHM for wind turbine blades J S Nielsen1, D Tcherniak2 and M D Ulriksen3 1Department of Civil Engineering, Denmark 2Brüel & Kjær Sound & Vibration Measurement, Denmark 3Aalborg University, Denmark | |
| 11.20- 11.40 | [0042] Guided wave propagation and scattering in aerospace composite panels P Fromme University College London, UK | [0070] Monitoring and control of mechanical tensions during the struts removal process of the cantilever structure: ‘Museum of Tomorrow’, Rio De Janeiro, Brazil J P F M De Souza1, F G Da Costa2 and R J F Bauer1 1Souza/Costa, Brazil 2Falcão Bauer Quality Control Centre Brazil | [0199] Quantification of subsurface cracks in a thin aluminium beam
by the use of non-linear guided wave theory: a numerical and model-based
approach S Gschossmann, T Oberascher and M Schagerl Johannes Kepler University, Linz, Austria | [0047] Impact-induced strain wave detection using a robust feature extraction method A Beligni1, G Musotto1, C Sbarufatti1, K Dragan2, I Di Luch1, M Ferrario1 and M Giglio1 1Politecnico di Milano, Italy 2Air Force Institute of Technology, Warsaw, Poland | [0212] SHM case study: molten salt tank monitoring for highly efficient centralised solar power plants T Grandal1,2 and A Zornoza1 1AIMEN Technology Centre, Porriño, Spain 2City, University of London, London, UK | |
| 11.40- 12.00 | [0141] Experimental application of Lamb wave-based SHM system to complex composite material structures A Sorrentino1, A De Fenza2, F Romano1 and U Mercurio1 1Italian Aerospace Research Centre – CIRA, Capua, Italy 2University of Naples, Italy | [0080] Performance of sensor placement strategies used in system identification based on modal expansion M M Jaya1, R Ceravolo1, E Matta1 and L Z Fragonara2 1Politecnico di Torino, Italy 2Cranfield University, UK | [0278] Detecting delaminations in composites through active wave
modulation spectroscopy: analytical investigation of critical non-linear
mechanisms C S Rekatsinas, N A Chrysochoidis and D A Saravanos University of Patras, Greece | [0050] Passive monitoring and location of impact events using in-situ modal decomposition N Nadarajah1, W K Chiu1, L R Francis Rose2, N Rajic2, S van der Velden2, C Rosalie2 and J Smithard2 1Monash University, Clayton, Australia 2Aerospace Division, Defence Science and Technology Group, Melbourne, Australia | [0375] The effects of SHM system parameters on the value of damage detection information L Long1,2, S Thöns1,2 and M Döhler3 1BAM Federal Institute for Materials Research and Testing, Berlin, Germany 2Technical University of Denmark, Lyngby 3University Rennes, France | |
| 12.00- 12.20 | [0187] Novel distributed sensing optical fibres in composite cylinders for impact damage detection I-B Kwon1, D-C Seo1, D-J Yoon1 and B-H Choi2 1Korea Research Institute of Standards and Science, Daejeon, Republic of Korea 2Dong-A University, Busan, Republic of Korea | [0095] Damage detection in a reinforced concrete slab using outlier analysis B A Qadris1, D Tcherniak2, M D Ultiksen1 and L Damkilde1 1Aalborg University, Esbjerg, Denmark 2Bruel & Kjær Sound & Vibration, Nærum, Denmark | This slot is available for a late submission | [0054] Analytical, numerical and experimental formulation of the sensor placement optimisation problem for guided waves R Soman, P Malinowski, P Kudel and W Ostachowicz Institute of Fluid Flow Machinery of Polish Academy of Sciences, Gdansk, Poland | [0223] Storey-based identification of multi-storey buildings: an alternative to modal identification E Safak and E Cakti Bogazici University, Istanbul, Turkey | |
| 12.25- 13.45 | Lunch – Three-course lunch with wine | |||||
| Multi-functional materials and composite structures 2 Chairs: Jens Prager and Yuris Dzenis Room A: Deansgate Suites 2 & 3 | SHM for civil engineering 2 Chairs: Keith Worden and Neil Hoult Room B: Deansgate Suite 1 | Acoustic emission 1 Chairs: Michelle Salvia and Marcias Martinez Room C: Deansgate Meeting Rooms 2, 3 & 4 | Signal processing and imaging 2 Chairs: Claudio Sbarufatti and Eduardo Barrera Room D: Deansgate Meeting Rooms 8 & 9 | Nanosensors for SHM Chairs: Zhongqing Su and Matthieu Gresil Room E: Deansgate Boardroom | SHM technology for wind turbines 1 Chairs: Eleni Chatzi and Abhishek Kundu Room F: Deansgate Meeting Room 1 | |
| 13.50- 14.10 | [0129] Determination of the orthotropic viscoelastic tensor of composites by means of the pulsed ultrasonic polar scan A A D Martens1, J G S Daemen1, M Kersemans2, E C Verboven2, S B M Delrue1, W van Paepegem2 and K E A van den Abeele1 1Wave Propagation and Signal Processing (WPSP), Kortrijk, Belgium 2Ghent University, Zwijnaarde, Belgium | [0100] Frequency-domain damage detection of seismically-excited buildings C-M Chang1 and S-K Huang2 1National Taiwan University, Taiwan 2National Center for Research on Earthquake Engineering, Taipei, Taiwan | [0134] Damage identification in a tubular composite/metal joint through chronology-based robust clustering of acoustic emissions N Chandarana1, E Ramasso2, Z Wu1, J Bernard3, J Pethick3, P Chatzi3, C Soutis1 and M Gresil1 1The University of Manchester, UK 2FEMTO-ST Institute, Besançon, France 3UTC Aerospace Systems, Banbury, UK | [0063] Synthetic aperture focusing technique for correction of poorly-focused ultrasonic pressure tube inspection data H Zhao, A Gachagan, G Dobie, C Wallace and G West University of Strathclyde, UK | [0162] An inkjet-printed nanocomposite-inspired sensor network for acousto-ultrasonics-based structural health monitoring Y Liao, P Zhou, L-M Zhou and Z Su The Hong Kong Polytechnic University, Hong Kong | [0019] Analysis of changing environmental and operational conditions in a radar-based SHM system for wind turbine blades J Moll1, M Mälzer1, J Simon1, V Krozer1, C Kramer2, H Friedmann2, A Nuber2, R Salman3, D Pozdniakov3 and M Dürr4 1Goethe University of Frankfurt am Main, Germany 2Wölfel Engineering GmbH & Co KG, Höchberg, Germany 3HF Systems Engineering GmbH & Co KG, Kassel, Germany 4Volta Windkraft GmbH, Ochsenfurt, Germany |
| 14.10- 14.30 | [0317] Hybrid PZT-FBG guided elastic wave damage detection in composite plates B Chapuis1, G Laffont1, N Roussel1, O Mesnil1 and O D’Almeida2 1CEA LIST, Saclay, France 2Safran Tech, Magny-lès-Hameaux, France | [0143] Input-output versus output-only modal identification of Baixo Sabor concrete arch dam J Gomes1, S Pereira2, F Magalhães2, J Vieira Lemos1, Á Cunha2 1National Laboratory of Civil Engineering (LNEC), Lisboa, Portugal 2University of Porto, Portugal | [0058] Improved signal processing of acoustic emissions for structural health monitoring using a data-driven approach S F Wirtz and D Söffker Universitat Duisburg-Essen, NRW Germany | [0077] A Bayesian time-of-flight estimation for ultrasonic damage detection S Cantero-Chinchilla1,2, J Chiachío-Ruano1, M Chiachío-Ruano1, A Jones1, Y Essa2 and F M De La Escalera2 1The University of Nottingham, UK 2Aernnova Engineering Division SA, Madrid, Spain | [0289] Highly flexible ionic liquid capacitive sensor for aerodynamic pressure measurement X Yang, X Qing and Y Wang Xiamen University, China | [0064] Acoustic emission localisation using airborne sound: where did the wind turbine rotor blades crack? T Krause and J Ostermann Universität Hannover, Germany |
| 14.30- 14.50 | [0333] A repairable installation procedure for SHM sensors onto composite structures N Yue, Z S Khodaei and M H Aliabadi Imperial College London, UK | [0150] Inspection and structural assessment of hydraulic structures: visual, calculative, experimental M Gutermann and B Koppe University of Applied Sciences Bremen, Germany | [0113] Monitoring buried infrastructure deformation using acoustic emission H J Heather-Smith, A Smith, N Dixon, J A Flint and J Wordingham Loughborough University, UK | [0082] Condition assessment of structures using smartphones: a position independent multi-epoch imaging approach R Kromanis and H Liang Nottingham Trent University, UK | [0198] Crack propagation monitoring with carbon nanotube doped adhesive films on skin-stringer sub-elements X X Fernández Sánchez-Romate1,2, Á R Pozo1, V Yokaribas3, J Kathol3, A Jiménez-Suárez1, R Moriche1, M Sánchez1, C-P Fritzen3, A Güemes2 and A Ureña1 1University of Rey Juan Carlos, Madrid, Spain 2Universidad Politécnica de Madrid (UPM), Madrid, Spain 3Universität Siegen, Fakultät IV, Siegen, Germany | [0074] A study of rotational loads on the supporting structure of an onshore wind turbine by time-frequency analysis K-C Lu1, J Chang1, Y-S Kuo2, W-C Tseng2, H-C Peng3 and Y-C Chen4 1National Center for Research on Earthquake Engineering, Taipei, Taiwan 2National Cheng Kung University, Tainan, Taiwan 3Industrial Technology Research Institute, Hsinchu, Taiwan 4Taiwan Power Company, Taichung, Taiwan |
| 14.50- 15.10 | [0007] A flexible integrated impact monitoring system for aircraft composite structures L Qiu1, S Yuan1, X Deng1, Y Huang2 and Y Ren1 1Nanjing University of Aeronautics and Astronautics, China 2University of Science and Technology, Wuhan, China | [0178] Distributed strain measurements for culvert assessment Y Liu, N A Hoult and I D Moore Queen’s University, Canada | [0204] Audible acoustics for detecting and locating damage in composite structures M Pearson1, R Pullin1 and E Szigeti2 1Cardiff University, UK 2Airbus, UK | [0098] Autonomous surface inspection of wind turbine blades for quality assurance in production R A Lyngby1, H Aanæs1, E Nielsen2 and A B Dahl1 1DTU Compute, Technical University of Denmark, Denmark 2Siemens Gamesa Renewable Energy, Aalborg Ost, Denmark | [0241] On the mechanical behaviour of a composite stiffener with inkjet-printed electronics F Heinrich, T Genco and R Lammering Helmut-Schmidt-University/University of the Federal Armed, Hamburg, Germany | [0090] Damage severity assessment of a laboratory wind turbine blade using a virus optimisation algorithm H Turnbull and P Omenzetter The University of Aberdeen, UK |
| 15.10- 15.30 | [0003] Validation of a multifunctional hybrid piezo/temperature sensor for process and structural health monitoring of CFRP structures M Scheerer1, Z Simon1, M Marischler1 and B Rittenschober2 1Aerospace & Advanced Composites GmbH, Wiener Neustadt, Austria 2ALPEX GmbH, Austria | [0219] Application of fully-passive wireless sensors to the monitoring of reinforced concrete structure degradation R Khalifeh1,2, B Lescop1, P Talbot1, S Rioual1 and F Gallée2 1Université de Bretagne, France 2Lab-STICC/MOM, France | [0209] Power spectral entropy (PSE) as a qualitative damage indicator A K Das and C K Y Leung Hong Kong University of Science and Technology (HKUST), Hong Kong | This slot is available for a late submission | [0285] Model-assisted study for deeper analysis of conductivity and piezoresistivity of nanocomposites and films with graphene nanoplatelets for smart structure application V Yokaribas, P Friebertshäuser and C-P Fritzen Universität Siegen, Fakultät IV, Siegen, Germany | [0123] QQ plot for assessment of Gaussian process wind turbine power curve error distribution function R K Pandit and D Infield University of Strathclyde, UK |
| 15.30- 15.50 | [0368] Damage detection with ultrasonic guided waves under operational conditions M Salmanpour, Z S Khodaei and M H Aliabadi Imperial College London, UK | [0251] The socio-economic benefits of fibre optic strain-based SHM of critical infrastructure M Lydon1, S Taylor1, D Lydon1 and B McFarland2 1Queen’s University, Belfast, UK 2McFarland Associates Ltd, Belfast, UK | [0059] High-speed data acquisition system for continuous acoustic emission monitoring and real-time signal processing using FPGA-based platform within a SHM framework S F Wirtz, A P A Cunha, N Beganovic and D Söffker Universitat Duisburg-Essen, NRW Germany | [0249] Using wavelet level variance and the discrete wavelet transform to monitor post-operative healing of vocal cords M Civera1, C M Filosi2, N M Pugno3,4,5, M Silvestrini2, C Surace1 and K Worden6 1Politecnico di Torino, Turin, Italy 2Azienda Provinciale per i Servizi Sanitari, Trento, Italy 3University of Trento, Trento, Italy 4Queen Mary University of London 5Italian Space Agency, Rome, Italy 6University of Sheffield | [0163] Health self-monitoring of nano-engineered composites with enhanced mechanical and electrical profiles Y Li, Y Liao and Z Su The Hong Kong Polytechnic University, Hong Kong | [0057] Investigations on fatigue, fracture mechanics and ultimate limit state of a wind turbine rotor blade – full scale testing, failure analysis and FEM simulations H Friedmann1, T Grießmann2, S Kremling1, A Nuber1 and F Sayer3 1Woelfel Engineering GmbH + Co KG, Germany 2Leibniz Universitaet Hannover, Institut fuer Statik u Dynamik 3Fraunhofer IWES, Bremerhaven |
| 15.50- 16.10 | Tea, Coffee and Exhibition | |||||
| Multi-functional materials and composite structures 3 Chairs: Olivier Mesnil and Rafik Hadjria Room A: Deansgate Suites 2 & 3 | Structured Session: Monitoring and assessment of civil structure Chairs: Eleni Chatzi and Ying Wang Room B: Deansgate Suite 1 | Modelling and simulation for SHM Chairs: Constantinos Soutis and Bastien Chapuis Room F: Deansgate Meeting Room 1 | Machine learning and pattern recognition 2 Chairs: Emmanuel Ramasso and Irwanda Laory Room D: Deansgate Meeting Rooms 8 & 9 | Sensors Chairs: Vincent Le Cam and Stefano Mariani Room E: Deansgate Boardroom | ||
| 16.10- 16.30 | [0334] RAPID scaling subtraction algorithm for composite patch repair F Lambinet, Z S Khodaei and M H Aliabadi Imperial College London, UK | [0151] Modal-based damage localisation on wind turbine blades under environmental variability K Tatsis, V Dertimanis and E Chatzi ETH Zürich, Switzerland | [0004] An abstract approach towards modelling intelligent structural systems D Legatiuk and K Smarsly Bauhaus University Weimar, Germany | [0343] Prognostics of composite structures utilising structural health monitoring data fusion N Eleftheroglou1, D Zarouchas1, R Alderliesten1, R Benedictus1 and Theodoros Loutas2 1Structural Integrity & Composites Group, Aerospace Engineering Faculty, Delft University of Technology, HS Delft, The Netherlands 2Applied Mechanics Laboratory, Department of Mechanical Engineering & Aeronautics, University of Patras, Greece | [0092] Design and implementation of embedded sensors based on electrical resistivity to determine water content profiles in thick concrete structures J Badr1,2, Y Fargier2,4, F Deby1, G Villain2, S Palma-Lopes2, S Delepine-Lesoille3, J P Balayssac1 and L M Cottineau2 1Université Paul Sabatier III, Toulouse, France 2IFSTTAR, Sites de Nantes et de Bron, France 3National Radioactive Waste Management Agency (Andra) Chatenay-Malabry, France 4CEREMA, Normandie-Centre, France | |
| 16.30- 16.50 | [0015] Self-powered strain sensor using mechano-luminescence-optoelectronic self-sensing composites D Ryu and G Macias New Mexico Institute of Mining and Technology, Socorro, USA | [0175] Piezoelectric transducer excitation for guided wave propagation on pipeline with flexural wave modes X Niu1,2, H-P Chen2 and H R Marques1 1TWI Ltd, Cambridge, UK 2University of Greenwich, Kent, UK | [0006] Online updating Gaussian process model for fatigue crack diagnosis and prognosis H Wang, S Yuan, J Chen, L Qiu and Y Ren Nanjing University of Aeronautics and Astronautics, China | [0222] Deep sensing approach to single-sensor bridge weighing in motion T Kawakatsu1, K Aihara2, A Takasu2 and J Adachi2 1The University of Tokyo, Japan 2National Institute of Informatics, Tokyo, Japan | [0291] Smart autonomous sensor network for multi-level damage identification R Loendersloot University of Twente, Enschede, The Netherlands | |
| 16.50- 17.10 | [0144] Estimating lithium-ion battery state of charge and health with ultrasonic guided waves using an efficient matching pursuit technique P Ladpli1, C Liu1, F Kopsaftopoulos2 and F-K Chang1 1Stanford University, California, USA 2Rensselaer Polytechnic Institute, Troy, USA | [0191] Non-destructive determination of uniaxial absolute stress in structural steel members using the ultrasonic shear wave method D Liu1, Z Li1, J He1, J Teng1 and C He2 1Harbin Institute of Technology Shenzhen, China 2China Academy of Building Research, Shenzhen, China | [0009] Load adaptive baseline by inverse finite element method for structural damage identification L Colombo, C Sbarufatti and M Giglio Politecnico di Milano, Italy | [0314] Composing robust damage-sensitive features with deep neural networks M Silva1, A Santos1,4, R Santos1, E Figueiredo2,3, C Sales1 and J Costa1 1Universidade Federal do Pará, R Augusto Corrêa, Brazil 2Universidade Lusófona de Humanidades e Tecnologias, Lisbon, Portugal 3Institute of R&D in Structures and Construction, Porto, Portugal 4Universidade Federal do Sul e Sudeste do Pará, Brazil | [0245] Effective structural health monitoring through the monitoring of pressurised capillaries in additive manufactured materials M Hinderdael, Z Jardon, D De Baere, and P Guillaume Vrije Universiteit Brussel, Belgium | |
| 17.10- 17.30 | [0181] Embedded curing and lifetime monitoring of fibre-reinforced epoxy in civil engineering repairs by distributed piezo sensors O A Bareille1, M Salvia1 and M Zhang2 1University of Lyon, France 2Beijing University of Chemical Technology, China | [0192] Axial stress measurement of concrete with non-linear ultrasonic harmonic method J Zheng, Z Li, J He, J Teng and L Zheng Harbin Institute of Technology Shenzhen, China | [0067] Numerical calibration of direct current potential drop measuring: a comparison of FEM and Bayesian filtering-based approaches T Berg1, S Von Ende2 and R Lammering1 1Helmut Schmidt University, Hamburg, Germany 2Rolls-Royce Deutschland Ltd & Co KG, Blankenfelde-Mahlow, Germany | This slot is available for a late submission | [0186] Direct-Write piezoelectric ultrasonic transducers for impact damage detection in composite plates M Philibert1,2, S Chen1, K Yao1, C Soutis2 and M Gresil2 1Institute of Materials Research and Engineering, Singapore 2University of Manchester, UK | |
| 17.30- 17.50 | This slot is available for a late submission |
[0202] Structural condition identification for civil infrastructure: an appraisal based on existing literature reviews Y Wang and M Chryssanthopoulos University of Surrey, UK | [0065] Numerical structural identification of a cross-laminated timber slab using 3D laser scanning E Serantoni, M Muster and A Wieser ETH Zürich, Switzerland | This slot is available for a late submission | [0242] Bordering the footprint of an AE sensor using a bank of sharply-defined frequency domain capacitive micromachined ultrasonic transducers P Butaud, G Bourbon, P Le Moal, E Joseph, B Verdin, E Ramasso, V Placet and L Boubakar FEMTO-ST Institute, Besançon, France | |
| 18.00- 22.00 | National Football Museum tour including a three-course dinner with wine (invitation only) | |||||
For further information, contact:
Conferences and Events Department, The British Institute of Non-Destructive Testing,
Midsummer House, Riverside Way, Bedford Road, Northampton NN1 5NX, UK.
Tel: +44 (0)1604 438300; Fax: +44 (0)1604 438301; Email: ewshm2018@bindt.org
