AEROSPACE ENERGY & SAVING ENERGY ENVIRONMENT

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2 COMOTI Scientific research - Design - Manufacturing - Testing - Experimental activities, - Technologic transfer - Innovation in the field of aircraft and industrial gas turbines and high speed bladed machinery. COMOTI headquarter: Bucharest, Militari 15,561 m 2 buildings AEROSPACE ENERGY & SAVING ENERGY ENVIRONMENT

3 Important milestones INCREST Scientific center for Aircraft Engines COMOTI SA Strategic decision: activity diversification (exploring Energy & Environment Market) 1 st Centrifugal Air Blower 1 st Waste Water Treatment Plant at SLATINA 1 st AIR Compressor Equipment delivered COMOTI National R&D Institute for Gas Turbines GHH RAND starting collaboration, license agreement 1 st Screw Compressor Equipment delivered AVIATION RESTART EC FP5 1 st Aviation R&D Program - SILENCER 1 st C0-Generation Plant in RO collaboration with PRATT & WHITNEY

4 EC FP6 1 st Aviation R&D Program - VITAL Screw Compressor Packages 100 units delivered New Test Bench For Gas Turbines Important milestones CLEAN SKY 1 st Project ELTESTSYS etest Bench Drive System ESA 1 st Space Project ARIANE V HP Compressor up to 45 bara EXPANDER GROUP Electric Generator EC FP7 1 st Aviation R&D Program - OPENAIR 1 st Project Coordinated EC FP7 Aviation R&D Program - TIDE GHH RAND new 4 years License Agreement MAN Diesel & Turbo Starting collaboration

5 ENERGY AND SAVING ENERGY Development of Romanian Industrial Gas Turbines ( MW) High efficient generation of electric and thermal power with gas turbines (CHP) High efficient centrifugal and screw compressors for air and natural gas Renewable energy (Biomass gasification for industrial GT, Wind turbines, bio-fuels) Capabilities Design, 3D modelling, CFD / Numerical simulation, Stress & Vibrations Analysis Automation of energetic groups, general revisions, service, maintenance Dynamic balancing, inspection and oil analysis, Compressors Test Bench Partners GHH RAND (INGERSOLL RAND COMPANY), PRATT & WHITNEY USA and Canada, MAN Diesel Turbo Germany, MND Czech Republic, LINDE GAS Hungary, CITY UNIVERSITY London

6 Compressing Equipment for natural gas Screw Compressors CU64, CU90, CU128 made under GHH Rand License Flow: max 3,750 Nmc/h Discharge pressure : max. 26 bar Compression ratio : max.15 Screw Compressors High Pressure CU128, CU200, CU220 Debit max 5,000 Nmc/h Discharge pressure : max. 45 bar Expander Electric Generator Flow: 6,000 Nm3/hour Suction pressure :20 bari Discharge pressure : 3.5 bar Electrical Power180 kw Centrifugal Compressors for air and gas (CCAE and EGC) Flow: 12,000 Nmc/h Discharge pressure : 20 bari Compression ratio : 5 Power Driver: electric, piston engine or aviation turbine SKID/PACKAGE Assemblies

7 Natural Gas Screw Compressors Beneficiary: OMV-PETROM 120 package units delivered starting with the 90, over 1,000,000 working hours, major contract for repair/ overhaul / refurbishment 10 units Natural gas compression equipment with screw compressor unit OMV Petrom Moinesti: 2015 celebrated 80,000 operating hours without overhauls, just regular maintenance

8 Partnership with GHH RAND Since 1997 GHH RAND and Comoti cooperate in the gas compression business - GHH RAND s oil injected CU- and CFseries have been the heart of Comoti s gas applications - Since 1999 Comoti is taking customer s requests on all kinds of compressed gas applications - Effective 2010 Comoti exclusively manufactures and supplies the CU-series basis a license agreement - Licence agreement renewed in 2014 for next 4 years

9 HIGH PRESSURE CU FAMILLY Screw compressors family with oil injection, type: - CU220, CU200, CU128 (longer shaft) The project aims to covers the needs of: - gas collection from low pressure (old) wells - gas lift - gas delivery into national pipelines network - off shore stations Beneficiary: MND Czech Republic Max Flow: 210 Nm 3 /h\ Discharge pressure: 40 bara Compressing: 4.8

10 EXPANDER GROUP- ELECTRIC GENERATOR Producing green energy by recovering the energy detention in the lamination process of the natural gas (mechanical energy can be recovered and converted into electrical energy) using a turbo-generator The solution can be implemented in any regulating and measurement station of gas natural transport The prototype fulfills all requirements of functional and constructive design and it is already installed at Trans Gaz Onesti Nominal parameters in this case: -suction pressure 20 bar -discharge pressure 3.5 bar -flow 6,000 Nm3/hour (1500 rpm ) -electrical power 180 kw

11 CENTRIFUGAL AIR COMPRESSOR CCAE Full range of compressors: centrifugal, with intermediate cooling, with central wheel, oil-free, with command and control system (PLC) Used to increase the amount of oil extracted by underground combustion with an average utilization factor of about 90%. Beneficiary: OMV Petrom, Suplacu de Barcau 10 electrocompressors CCAE delivered over 600,000 working hours Beneficiary: LINDE GAS, Hungary Electrocompressor CCAE with 3 compression stages and distance data acquisition

12 GT APPLICATION COGENERATION PLANT - Implementation of 1 st RO cogeneration power plant (electric and thermal with gas turbines) - In cooperation with Pratt & Whitney Canada, using ST18 engines GTE 2000-BT 2 x GTE 1800-SB Since Official Packager for P&W GT Engines

13 SPECIALISED SERVICES Assembling Maintenance Service 3D Modelling CFD Analysis - vibration, stress and thermal Composite parts development Machining prototypes and small series Test benches for GT and Compressors Metrology

14 - Research, design, machining parts for industrial automation for power plants which use aviation turbine engines, industrial engines with gas turbine and high speed bladed machines. - Integrator for complex electrical and automation systems - Industrial automations with diverse PLCs and HMI and SCADA programs. - Metrology and equipment repair - Maintenance and service - Personnel training EXPERIENCE MILESTONES LINDE GAS HU beneficiary: Centrifugal air compressor design and execution electrical and automation system TRANSGAZ beneficiary: Ingersoll Rand compression unit GT22 Group Compressor revamping automation system (Onesti) TRANSGAZ beneficiary: Solar compression unit GT22 Group Compressor revamping automation system (Botosani) OMV PETROM beneficiary: GTE1800 SB Co-generation plant Pratt & Whitney ST 18 turbine and electric generator design, execution, integration and commissioning Electric air blowers type ESC 3,5 ESC 5 and ESC 10 (Waste water plant Dej, Slatina, Târgovişte) - electrical and automation installation - Technical assistance and prompt interventions during warranty, postwarranty and on request.

15 ASSEMBLING MAINTENANCE - SERVICE - COMOTI provides modern methods to insure assembling and maintenance services according to European directives and standards in energy field - Over 100 plants/equipments installed and surveyed all over the country main beneficiary OMV Petrom Diagnosis Repair and Overhaul, including spare parts Specific TOOL KIT and services: - Dynamic balancing machine for rotors and revolving assemblies - Checking turbomachineries interior with video camera Boroscope - Rotor alignment with laser device - Infrared visualizing in and temperature measurement with Thermography diagnostic tool - Vibration measurement - Oil quality and oil level control - Equipment life time extension using own technology

16 REPAIRS AND OVERHAULL COMOTI offers repairs and overhaul services for gas turbines, including life time extension Power turbine repair consisted of replacing rotor blades and the main bearings. Gas generator part of INGERSOLL RAND power plant, rated at 4000 HP The repairs consisted of replacing rotor and stator blades and rear bearing replacement

17 - - National Interest Objective - Investition of 3.6 meur, - Gas Turbines experimentation facility for aviation and industrial and gas turbine engines (up to 5.4 MW, 25k rpm) - 3 Cells: turbojet engines testing turboshaft testing gas turbine engines EQUIPEMENT - hydraulic brake, HOFFMAN FROUDE - Central control unit Techspace Aero CENCO Europe, Belgium - Cyres software

18 3D MODELING using CATIA V4 & V5, UNIGRAPHICS and SOLID EDGE V20 OPTIMIZATION and CFD ANALYSIS using NUMECA, Concepts NREC & ANSYS - CFD software CFD THERMAL ANALYSIS using ANSYS - CFX software Fan Blisk Centrifugal Impeller Turbine Bladed Rotor Turbo Shaft Combusted Chamber Fan stage STRESS ANALYSIS NASTRAN, PATRAN, SIMEXPERT software Turbo Shaft Engine 3 Stage Axial Turbine Static stress and displacements validation Combustion Chamber Noise Silencer Dynamic stress and displacements assessment, mode shapes Turbo Compressor Rotor Assembly Centrifugal Compressor Stage

19 MSC Software Tools for stress and vibration analyze Energy Industrial applications Aerospace industry gas turbines parts MD.NASTRAN SOL.108 Direct Frequency Response Simulation MD.NASTRAN SOL. 400 Nonlinear Static and Prestressed Dynamic Simulation New Technology composite parts development Oil and Natural Gas industry Screw Compressors MD.NASTRAN COMPOSITE SIMULATION Classical Shell and New Solid Laminate Theory MD.NASTRAN SOL.101 Linear Static Simulation

20 COMOTI MANUFACTURING CAPABILITIES DMU 40 Evo 5 simultaneously axes milling machine HAAS CA simultaneously axes grinding machine CNC DAHLIH high speed 5 axes milling machine CNC FOREST LINE 5 axes milling machine STARRAG copy milling machine CNDMU 70 e VO linear Deckel Maho Doosan CNDMU 70 Deckel Maho

21 Experimental Parts, Prototypes and Small Series Production for Aviation and Industrial Gas Turbines and other Rotating Machinery - Manufacturing parts with complex configuration and low rigidity. - Reengineering and repairing different bladed parts (rotors and stators, thrust bearings, heat-exchangers etc). - Processing of materials stainless steel duraluminium titanium alloy Soft used: UNIGRAPHICS NX 4

22 Forecast SALES STRUCTURE Mil. EUR R&D Industry TOTAL SALES

23 HR STRUCTURE 249 employees Scientific Researchers 41% of which 35 PhD Other Licensed 16% Foremen 6% Administrative 4% Operators 33%

24 Quality Assurance Management System and Licences AEROQ Quality System Certifying according to SR EN ISO 9001:2008, SR EN ISO 14001:2005, OHSAS 18001:2008 and SR ISO/CEI 27001:2006. Authorized Supplier for Minister of Defense (The Quality System Certifying according to Romanian Minister of Defense NG OMCAS and SR EN ISO 9001, by OMCAS); Certificated as PETROM SA - member of OMV Group - Products and Services Supplier.

25 THANK YOU!