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Renewable Energy Fund Round 5
Project Cost/Benefit Worksheet
RFA AEA12-001 Application Cost Worksheet Page 1 7-1-11
Please note that some fields might not be applicable for all technologies or all project
phases. The level of information detail varies according to phase requirements.
1. Renewable Energy Source
The Applicant should demonstrate that the renewable energy resource is available on a
sustainable basis.
Annual average resource availability. 7.78 meters per second average wind speed, AEA
source
Unit depends on project type (e.g. windspeed, hydropower output, biomasss fuel)
2. Existing Energy Generation and Usage
a) Basic configuration (if system is part of the Railbelt1 grid, leave this section blank)
i. Number of generators/boilers/other 3 diesel generators
ii. Rated capacity of generators/boilers/other 250 kw, 350, kw, and 467 kw
iii. Generator/boilers/other type Diesel generators,
iv. Age of generators/boilers/other Catt 3456, installed 2009, primary unit, 410 kW
prime power
v. Efficiency of generators/boilers/other 11. 0 kwhrs/gal
b) Annual O&M cost (if system is part of the Railbelt grid, leave this section blank)
i. Annual O&M cost for labor $344,393 estimated
ii. Annual O&M cost for non-labor $ 150,000 estimated
c) Annual electricity production and fuel usage (fill in as applicable) (if system is part of the
Railbelt grid, leave this section blank)
i. Electricity [kWh] 1,1,657,658 kWhrs (est 2015, 2,381,000 kWhrs)
ii. Fuel usage
Diesel [gal] 158794 gallons 2010
Other
iii. Peak Load 358 kW estimated with new school and runway improvements, 433 kW
iv. Average Load 280 kW estimated with new school, 330 kW
v. Minimum Load 220 kW, June
vi. Efficiency 11 kWhr/gallon
vii. Future trends Estimated 2011, load with washeteria, 1,800,000 kWhr, with new school
2,100,000 kWhrs by 2013
d) Annual heating fuel usage (fill in as applicable)
i. Diesel [gal or MMBtu] Washeteria, 20000, community building 12000 gallons
ii. Electricity [kWh]
iii. Propane [gal or MMBtu] NA
iv. Coal [tons or MMBtu] NA
1 The Railbelt grid connects all customers of Chugach Electric Association, Homer Electric Association, Golden Valley Electric
Association, the City of Seward Electric Department, Matanuska Electric Association and Anchorage Municipal Light and Power.
Renewable Energy Fund Round 5
Project Cost/Benefit Worksheet
RFA AEA12-001 Application Cost Worksheet Page 2 7-1-11
v. Wood [cords, green tons, dry tons] Unknown, not locally available
vi. Other
3. Proposed System Design Capacity and Fuel Usage
(Include any projections for continued use of non -renewable fuels)
a) Proposed renewable capacity
(Wind, Hydro, Biomass, other)
[kW or MMBtu/hr]
300 kWe, rated, 3 each Northwind 100 wind turbines
b) Proposed annual electricity or heat production (fill in as applicable)
i. Electricity [kWh] 310,000 gross estimated per turbine, estimated total
production, 930,000 to 1,035,000 kWhrs
ii. Heat [MMBtu]
c) Proposed annual fuel usage (fill in as applicable)
i. Propane [gal or MMBtu]
ii. Coal [tons or MMBtu]
iii. Wood [cords, green tons, dry tons]
iv. Other
4. Project Cost
a) Total capital cost of new system $3,886,450
b) Development cost completed
c) Annual O&M cost of new system $36,000 annual average
d) Annual fuel cost Fuel savings, approx $300,000 per year, plus
$15,000 per year in fuel purchase loan interest costs.
5. Project Benefits
a) Amount of fuel displaced for
i. Electricity 48,000 gallons
ii. Heat 12,000 gallons
iii. Transportation
b) Current price of displaced fuel $4.26/gallon
c) Other economic benefits Jobs, reduced fuel storage requirements., interest
$15,000 per year, deferred fuel storage investment,
$60,000 for 30,000 gallons.
d) Alaska public benefits Not sure how to figure this, The PCE saving calculaton
is very complex and this analysis is underway
6. Power Purchase/Sales Price
a) Price for power purchase/sale $.42 kWhr, rates are being assessed for increase to
Renewable Energy Fund Round 5
Project Cost/Benefit Worksheet
RFA AEA12-001 Application Cost Worksheet Page 3 7-1-11
$.65/kWhr
7. Project Analysis
a) Basic Economic Analysis
Project benefit/cost ratio 5%, 20 years, cost benefit ratio 3
Payback (years) 11.52 years