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Solar Energy ControllersSolar Energy ControllersEnergy Efficient DevicesEnergy Efficient Devices
Energy ManagementEnergy Management
ByByAhmed Nadeem SiddiquiAhmed Nadeem Siddiqui
National Institute of ElectronicsNational Institute of Electronics
Solar Energy Controllers Solar Energy Controllers Developed by NIEDeveloped by NIE
Solar Battery Charger /Solar RegulatorSolar Battery Charger /Solar Regulator
Input : 24 V DC/5AInput : 24 V DC/5AOutput: 10 Ports (Output: 10 Ports (each 7.5V each 7.5V
DC/450mA) DC/450mA)
Solar Charge ControllerSolar Charge Controller
Input: 100 V DC Input: 100 V DC
Output: 60 V DC / 20A Output: 60 V DC / 20A
Cutoff : 52.2 V DCCutoff : 52.2 V DC Electronic Circuit for Solar LanternElectronic Circuit for Solar Lantern
(LED Driver & Charge Controller etc..)(LED Driver & Charge Controller etc..)
Inverter for Solar SystemInverter for Solar System
Input: Input: 60 V DC60 V DC
Output:Output: 220 V AC220 V AC
Output power: Output power: 3 KVA3 KVA
Power factor : Power factor : 0.60.6
Wave form: Wave form: Quasi Sine Quasi Sine
L.E.D Based Street L.E.D Based Street LightsLights
100W Street Light without Solar Panel100W Street Light without Solar Panel
Input: 220 VInput: 220 V
Total lamp power: 100 WTotal lamp power: 100 W
Power efficiency : 87%Power efficiency : 87%
36W Street Light without Solar Panel36W Street Light without Solar Panel
Input : 220 VInput : 220 V
Total lamp power: 36 WTotal lamp power: 36 W
Power efficiency: 85%Power efficiency: 85%
L.E.D based Panel LightL.E.D based Panel Light
38W Panel Light38W Panel Light
Input : 220 VInput : 220 V
Total lamp power: 38WTotal lamp power: 38W
Power efficiency: 86%Power efficiency: 86%
L.E.D based Emergency L.E.D based Emergency LightLight
4 Watt4 Watt
Input : 220 VInput : 220 V
Total lamp power: 4WTotal lamp power: 4W
Power efficiency: 84%Power efficiency: 84%
L.E.D based Traffic L.E.D based Traffic BatonBaton
Input : 220 VInput : 220 V
Total lamp power: 5WTotal lamp power: 5W
Power efficiency: 86%Power efficiency: 86%
Comparison of Light Energy Comparison of Light Energy ResourcesResources
Light OutputLight Emitting Diodes
(LEDs)Incandescent
Light BulbsCompact Fluorescents (CFLs)
Lumens Watts Watts Watts
450 4-5 40 9-12
800 6-8 60 13-15
1,100 9-13 75 18-20
1,600 16-20 100 23-28
2,600 25-28 150 30-55
Life Span (average) 50,000 hours 1,200 hours 8,000 hours
Contains the TOXIC Mercury No NoYes - Mercury is very toxic to your
health and the environment
Comparison of Light Energy Comparison of Light Energy ResourcesResources
Light Output
Light Emitting Diodes (LEDs)Incandescent
Light BulbsCompact Fluorescents (CFLs)
Sensitivity to low temperatures
None SomeYes - may not work under
negative 10 degrees Fahrenheit or over 120 degrees Fahrenheit
Sensitive to humidity No Some Yes
DurabilityVery Durable - LEDs can
handle jarring and bumping
Not Very Durable - glass or filament can break
easily
Not Very Durable - glass can break easily
Dimming Yes Yes but very poor level No
The Cost of LightThe Cost of Light
Cost of Light Cost of Light Incorporates:Incorporates:
Lifetime Lifetime Source efficiencySource efficiency Energy costEnergy cost Replacement costReplacement cost Labor costLabor cost
$ /
Mil
lio
n L
um
en
-Ho
urs
LED
Halogen
Fluorescent
Incandescent
Energy ManagementEnergy Management Addresses high Energy intensive sectorsAddresses high Energy intensive sectors
Formulation of energy saving planFormulation of energy saving plan
● Load managementLoad management
● Implementation of power saving devicesImplementation of power saving devices
● Usage of standard devicesUsage of standard devices
● Mandatory Testing / Certification of Electrical AppliancesMandatory Testing / Certification of Electrical Appliances
● Mass awareness through Press & Electronic MediaMass awareness through Press & Electronic Media
Energy Conservation in Energy Conservation in IndiaIndia
In India, government has passed an In India, government has passed an energy conservation bill, 2010 for energy conservation bill, 2010 for better utilization of energy and better utilization of energy and conservation.conservation.
By this act, it is mandatory for By this act, it is mandatory for energy intensive sectors to get their energy intensive sectors to get their “energy Audit "conducted by “energy Audit "conducted by accredited energy auditor.accredited energy auditor.
Thank YouThank You
