GEO COAT | Cost of energy estimator

This tool helps to estimate the impact of new coating technology developed in the project/ It estimates the cost of energy by using the Levelised Cost of Energy (LCOE) metric.

Please select type of plant (e.g. Double-flash):

Binary

Single-flash

Double-flash

Please specify analysis scenario:

Geo-Coat only on well casings

Geo-Coat only on pipes

Geo-Coat only on turbine blades

Geo-Coat only on turbine rotor & diaphragm

Geo-Coat on all components

Please specify installation data:

Resource type:

Resource temparature(℃):

Resource depth(km):

Project evaluation:

No of production well:

Power sales:

Net capacity factor(%):

Project life(Years):

Please specify maintenance data (e.g. Pipes: 25% replacement in 15 years):

Preventive maintenance: Every 5th year for 21 days

Well casing:

% years

Pipes:

% years

Turbine blades:

% years

Pump impellers:

% years

Turbine rotor & diaphragm:

% years

Heat exchange tube:

% years

Please specify permitting data:

Duration of Permitting for Exploration & Early Drilling Activities(yrs):

Permitting Costs for Pre-Drilling Activities(per site):

Permitting Costs for Drilling - Exploration & Early Drilling(per site):

Duration of Permitting for Plant/Field (Utilization Permit), (yrs):

Permitting (Utilization Permit) Cost for Well Field & Power Plant:

General Project Variables:

Year of Estimate (PPI's):

Contingency(%):

Royalty (thru Yr 10), (%):

Royalty (after Yr 10), (%):

Discount Rate During Operation(%):

Effective Tax Rate(%):

Method used to calculate Cost of Electricity:

Calculations based on Fixed Charge Rate (FCR) of:

Pre-Operation Discount Rates:

Discount Rate for Exploration:

Discount Rate for Drilling (including Stimulation):

Discount Rate for Field Gathering System:

Discount Rate for Plant Construction & Startup:

Re-finance Exploration & Drilling Costs When PPA Obtained:

Project Schedule & Durations:

Duration of Exploration Phase(yrs):

Duration of Drilling Phase(yrs):

Duration of Field Gathering System (exclusive of geothermal pumps):

Duration of Plant Design & Finalizing PPA:

Duration of Plant Construction & Startup:

Please specify exploration data:

Resource type being developed:

Will the Project have Exploration Drilling?

Exploration- Pre-Drilling Costs :

Number of Locations Evaluated Before Exploration Drilling Begins (per project)

Lump Sum Cost for Pre-Drilling Exploration Activities at each site (per site)

Exploration - Drilling Costs :

Number of Sites where Exploration Drilling Occurs (per project)

Site Exploration Drilling Cost - small diameter wells
(includes all temperature gradient, slim hole, core hole) (per site)

Number of sites with full-sized wells drilled

Number of full-size wells drilled at each unsuccessful site (wells/site)

Exploration Drilling at Developed Site :

Number of full-sized wells drilled to get each successful well

Cost multiplier for full-sized test wells (> 1)

Number of successful full-sized wells required to move to Drilling Phase

Number of full-sized wells stimulated during Exploration Phase

Leasing Cost:

Land area per well

Lease cost

Additional costs Incurred during Exploration Drilling
(% of total drilling/stimulation costs) (%)

Potential Resource found by Exploration activities (MW)

Are Exploration costs to be proportioned based on Potential Resource?

Please specify desired coating thickness:

Coating Thickness for (µm):

Please specify material cost contribution:

Component	Subcomponent	Substrate
Casing	N/A	S1
Pipe	N/A	S1
Turbine	Turbine rotor + Diaphragm	S3
Turbine	Turbine blades	S4

Surface Equipment Costs

How are surface equipment costs determined?

Average distance from well to plant

Maximum pressure drop in Surface Piping

Surface equipment costs to be used (€/well)

Geothermal Pumping Costs:

Pump & Driver Efficiency for Production and Injection Pump (%)

Are Production Wells pumped?

Excess Pressure at pump Suction and/or well head

Diameter of production pump casing

Production Pump setting depth

Work over Rig (€/day)

Installation Cost

Casing Cost

Installed Production Pump Cost (per well)

Surface Equipment ΔP for binary conversion system

Excess Pressure in Injection Well

Installed Injection Pump Cost (total)

Other Costs (% of GF Gathering System & Pump Costs) (%)

Well Field Details:

Drilling Success Rate(%)

Will new wells be required for fluid disposal (injection)?

Are unsuccessful wells to be used to supplement injection?

Productivity of unsuccessful wells relative to successful wells

Production to Injection Flow Ratio for Successful Wells

Number of Spare Production Wells(count)

Injection Well Depth

Well Field Capacity Needed to Obtain PPA(%)

Drilling Costs :

Production Well size

Injection Well size

Production Interval Configuration

Injection Interval Configuration

Well Cost Estimates:

Production Well (per well)

Injection Well (per well)

How are Revised Scenario costs for drilling wells determined?

Stimulation Costs:

Are Wells Stimulated

If yes, which wells are to be stimulated

Well Stimulation Cost (€/well)

Stimulation Success Rate(%)

Other Costs:

Well Testing Cost at each site (per site)

How are indirect drilling costs to be determined ?

Percentage of Drilling Phase costs(%)

Lump Sum (for all sites)

Well Flow Rate

Production Well Flow Rate

Hydraulic Drawdown

Productivity Index

Injectivity Index

Thermal Drawdown

Annual Rate of Decline(%/yr)

Maximum Temperature Decline Allowed

Makeup Water

Is water loss for Flash plant cooling system to be made-up?

EGS: Subsurface Water loss as % of injected flow (>0)

Makeup Water cost

Flow into/out of multiple zones in production/injection interval?

Operations & Maintenance

Input or calculate O&M contribution

LCOE contribution for Power Plant O&M (₵/kW-hr)

LCOE Contribution for Well Field O&M (including production pumps) (₵/kW-hr)

Staff Requirements for Plant and Well Field (FTE)

Well Field Maintenance - % of Well Field Capital Cost (%)

Plant Maintenance - % of Plant Capital Cost (%)

Water cost:

Type of production pump used

Pump Life

Taxes and Insurance (% of Capital Costs) (%)

Transmission Cost:

Are transmission line costs to be included?

Length Transmission Line

Transmission Line Cost

Indirect Plant Construction Costs
(Fraction of Direct Construction Costs) for both plant types (%)

BINARY POWER PLANT:

Number of Binary Modular Units Used to Meet Specified Sales

Performance Metric - net power per unit brine flow

Direct Construction Multiplier Binary

Air Cooled Binary Power Plant Cost (€/kW)

FLASH STEAM POWER PLANT:

Number of Flash

Single Pressure Flash

High Pressure Flash

Low Pressure Flash

Flash Plant Parameters:

Type of condenser

Design Wet Bulb

NCG content (ppm)

Hydrogen sulfide content (ppm)

Direct Construction Multiplier Flash

Flash Steam Power Plant Cost (€/kW)