0945 Kishore
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Integration of renewable energy into existing energy infrastructure
V.V.N.Kishore
Professor & Head, Dept. of Energy & Environment TERI University, Delhi
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Biomass availability estimates Year Biomass estimates (million tonnes)
Ravindranath Biomass atlas IISC
Production Surplus**
1996-97 626.5
1998-99 653.4* 546.4 139.4
2004-05 741.0* 619.0* 157.9*
2010-11 840.6 701.2* 178.8*
2024-25 1127.3* 938.0* 239.2* Notes: * Projections based on 2.12% annual growth (same as Ravindranaths two year values) ** Surplus biomass fraction assumed constant as given in biomass atlas of IISc Source: http://lab.cgpl.iisc.ernet.in/CropReport/Default.aspx accessed on 15 Sept 2007
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Potential for Biogas in India Biogas from cattle dung ''a("-0'2(I5,&'*(*$0-.(,'JDXXZM'''?''DgD':5005(,'''q&-#04'7$,3'*#(7$%.(,'JrGD'^3F7-4F-,5:-0M's'GGEGLZ':5005(,'"(,+'''q&-#04'3-+'*#(7$%.(,'JrZX'05"F^3M'''?'Z]gZE':5005(,':Z'F-,,$:''''''Biogas from poultry litter ''a("-0'*($0"#4'*(*$0-.(,'JGEEgM'?'Z\g':5005(,'''q&-#04'7$,3'*#(7$%.(,'Jr'DXX'3F25#7M'?'D]':5005(,'"(,+'''q&-#04'3-+'*#(7$%.(,'Jr'GG_'0F^3M'?'DEZY':5005(,':ZF'-,,$:''a("-0'3-+'*#(7$%.(,'?'GELZ\':"(&'JZYg':"(&''"("-0')(#'6,75-M''''
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Economics of Solar Water Heating
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LAC
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100% use 50% use 25% use
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Principle of working of Scheffler
Community Solar Cooker
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Economics of solar cooking (Box type)
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Levelised Annual Cost (LAC) of electricity from Solar PV
System Capacity = 1 kWp Capital Cost = $ 9000 OMRC = 2.0 % CRF (8%) = 0.102 CRF (5%) = 0.08 Annual Energy Generation = 1550 kWh LAC (8 %) = 31.5 (Rs/kWhel) or 0.7 $/kWh LAC (8 %) = 25.8 (Rs/kWhel) or 0.57 $/kWh Rather expensive in comparison with grid electricity. How about other end-uses?
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Economics of Renewable Electric Vehicles
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Turbo Wood-Gas Stove
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Comparative energy cost for different fuels
Comparitive Energy Cost (in Rs.) for 17,500 kcal/h useful energy
17
32
35
45
74
77
102
0 20 40 60 80 100 120
Producer Gas [Wood]
Conventional Oven [wood]
Hard Coal
Lignite Brown coal
Diesel
L.P.G
Electricity
Fu
els
Cost of Fu el [in Ru pees]
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Biomass gasifier system for off-grid power
(10-20 kWe) capacity
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Village electrification Gasifier at Village Jemara, Chhattisgarh
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Refineries
Fuel for Chemicals etc. Fuel for
transportation Fuel for heat
Fuel for power
generation
Wood/pellet Gasifier
Solar
Users
Irrigation pumpsets
Captive power
Stand alone power
Biogas Bio CNG
Bio diesel
Wood / pellet
Gasifier
Users Bio diesel
Bio ethanol
Distribution points
Bio CNG
Users
Crude oil (imported) Refined fuel (imported) Crude oil (Domestic
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Renewable energy for fuel substitutions
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