Confidential Proprietary What happens when Wind Solar do

Confidential & Proprietary

What happens when Wind /Solar do not meet requirements? What next?

Current solutions • Duel Generators • Diesel – Battery Hybrid • DC Generators

TESUCO TELECOMMUNICATIONS OFFERS “HYGEN” ADVANCED ENERGY SYSTEMS THROUGH POWER ELECTRONICS !

FEATURES: • • • Low Emissions and Environment Friendly Low Fuel Consumption Low Operating Costs Low Life Cycle Costs Longer Engine Life High Quality Power Impervious to Voltage Distorting Loads Adaptable to Real World Load Profiles through Variable Speed Operation Capable of operating under light load conditions without sustaining damage Modular System Architecture Programmable Power Flow and Source Loading • Compact and lightweight • Averts Over sizing through Variable Speed Operation – Rightsizing • Confidential & Proprietary

HYGEN POWER SYSTEM GAS/DIESEL ENGINE ENERGY STORAGE GRID SOLAR WIND MICRO HYDRO 1 k. W - 1 MW POWER ELECTRONIC CONVERTER ON-SITE POWER GENERATION POWER FACTOR CORRECTION UPS HARMONIC FILTERING PEAK SHAVING A PATENTED TECHNOLOGY FOR ADVANCED POWER MANAGEMENT !

HYGEN “GREEN” POWER REDUCED FOSSIL FUEL REQUIREMENTS LOW NOISE EMISSIONS REDUCED EXHAUST EMISSIONS CONFORMING TO EURO 2/3/4 STANDARDS RECYCLABLE END-OFLIFE-CYCLE MATERIALS TODAY’S ECO-FRIENDLY SOLUTION UNTIL GREENER FUELS ARE REALISED ! Confidential & Proprietary

ON-SITE GENERATION : THE PROBLEM Constant Speed Genset size PLD = Peak Load Demand Load demand [k. W] ALD = Average Load Demand

ON-SITE GENERATION : THE PROBLEM 9 8 Load 7 demand 6 [k. W] 5 4 3 2 1 PLD = Peak Load Demand Light Loading Time (24 hrs) Min Load Threshold Allowed By engine Manufacturer (50% of Generator Capacity)

ON-SITE GENERATION : THE PROBLEM 9 8 Load 7 demand 6 [k. W] 5 4 3 2 1 Dummy Load Profile 57% Average Wasted Fuel Time (24 hrs) Normal Load Profile 32% Average

Min Load Threshold (50% of Capacity) 5 4. 5 3. 5 EN G Y FH O CY TO N E CI RED OGIES I F EF MPA NOL L E CO TECH FU ER H T O 3 2. 5 2 1. 5 ALD Fuel Consumption Fuel consumption [l/h] 4 1 0. 5 0 1 2 3 Normal Generator VSG Generator Hygen Generator 4 5 Load [k. W] 6 7 8 9

THE SOLUTION Battery power 80% 40% Load [k. W] Power [k. W] Battery power 9 8 7 6 5 4 3 2 1 50 Hz Engine speed Confidential & Proprietary Time (24 hrs)

FUEL COMPARISON: 1 k. W dummy load 2 3 0 58% 51% 42% 32% FUEL SAVING : 34 litres/day 40 44 29 35. 7 litres/day VS Confidential & Proprietary 69 litres/day 75 79 66

THE HYGEN SYSTEM IGBT CONVERTER PM ENGINE ALTERNATOR RECTIFIER DC-DC CONVERTER S N CONTROL Confidential & Proprietary BATTERY INVERTER 230 V 50 Hz

SYSTEM LAYOUT – MECHANICAL CONSTRUCTION

DESIGNED FOR HIGH MOBILITY • Transportable by Air, Sea, Road and Rail • Extremely compact in relation to power output • Easy to load and offload • Physical size approximately 20% of comparable conventional units • Can be transported in medium size aircraft, • Can be airlifted by medium type helicopters for rapid deployment • Fits inside standard ISO container • Can be installed in one end of container – no rear access required

WHY HYGEN? • Smaller • Lighter • Modular • Reliable • Efficient • Economic • Environmentally Friendly • Multiple Energy Source Control

Differentiating Feature Unique “Decoupling Method” Variable Speed Generators + Load adaptive capability • Up to 40% Fuel efficiency compared to conventional systems • Dynamically Stable under onerous load conditions • High Quality Electrical output under all load conditions • Optimum Engine utilization

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HYGEN MONITORING SYSTEM INFORMATION IS KNOWLEDGE AND KNOWLEDGE IS POWER! Confidential & Proprietary

HYGEN MONITORING SYSTEM GAS/DIESEL ENGINE ENERGY STORAGE GRID SOLAR WIND MICRO HYDRO MONITORING HUB ACCESS CONTROL FIRE ALARM ENGINE RPM FUEL LEVEL TEMPERATURE VOLTAGE OIL PRESSURE SENSING CONVERTING SENSOR SIGNALS INTO INFORMATION ! Confidential & Proprietary CURRENT SENSING

HYGEN MONITORING SYSTEM CURRENT SENSING ACCESS CONTROL VOLTAGE SENSING SCHEDULED MAINTENANCE HUMIDITY FIRE ALARM RPM FUEL LEVEL AIRFLOW OIL TEMPERATURE PRESSURE EXPANDING THE SYSTEM TO MONITOR BUILDINGS ! Confidential & Proprietary

HYGEN IS YOUR COMPLETE GREEN POWER GENERATION SYSTEM • TESUCO HYGEN POWER System, is a hybrid electricity generator and on-site power supply system which combines generators with power electronics and computer control. • The outcome is a unique electric power production and management system for on-site applications. • Hygen is a new generator technology that is independent, smaller, lighter, reliable, efficient, economic and environmentally friendly, and that can produce high quality electric power under today’s real world load conditions.

THANK YOU Confidential & Proprietary