A Case Study in Karaman and Icel Cities in Turkey

Seda ŞALAPSenior GIS Analyst

sedasalap@eltemtek.com

ESRI Electric and Gas User Conference 2012

2

Surveying,Plan, Profile,

Tower spotting and Expropriation

of Power Transmission

Lines

Environmental Impact

Assessment Reports and

Environmental Consultancy

Services

Preparation of Primary, Secondary and Civil

Design for Power

Transmission and

Distribution Facilities

Operating and Providing

PeriodicMaintenanceServices to

Power Plants

Preparation of

•Feasibility Reports

•System Analysis Surveys

•Technical Specifications

•Design Approval File for MENR

Consultancy Services

to the Privatizatio

n of the Power

Generation and

Distribution Facilities

Proposed System and Approach

Solar Radiation Analysis

Pre-Processing

Multi Criteria Decision Analysis for Site Selection

Final Cost Surface for Solar Energy Power Plant

Results and Discussion

HOW?WHERE?

• Increasing greenhouse gases concentrations• Current CO2 and CH4 concentrations are greater than

ever before

Suitability mapVaried data sources with different weights

ManagersResearch SpecialistsStakeholdersInterest Groups

How to determine weights?

Global Insolation (direct + diffuse, WH/m2)

Hourly based measurements from stations

Prediction Surface form Solar Radiation Model

Yearly Sum of Global

Irradiation on VerticalSurface

(kWh/m2)

Yearly Sum of Global

Irradiation on Horizontal

Surface(kWh/m2)

Yearly Sum of Global Irradiation

on Optimally-Inclined Surface

(kWh/m2)

Yearly Sum of Global Irradiationon 2 axis trackingsurface (kWh/m2)

Available for Europe – PVGIShttp://re.jrc.ec.europa.eu/pvgis/download/download.htm

Long TermAverage of

Daily Temperature

in January (oC)

Long TermAverage of Daytime

Temperaturein July(oC)

Long TermAverage of Daily (24

hour) Temperature

(oC)

Yearlyaverage of Daytime

Temperature(oC)

Available for Europe – PVGIShttp://re.jrc.ec.europa.eu/pvgis/download/download.htm

Distances from Substationswhich are available for Solar Power Plant Connection

Distance from Roads

Vegetation Cover (NDVI) Areas to be Excluded

Digital Elevation Model toform Slope Map Aspect Map

•Protection Zones

•National Parks

•Lakes, rivers,wetlands

•Settlements

•Erosion

Euclidian Distances calculated forRoads and available Substations

Classification of Each Layer

Assigning Weights for Each Layer

Calculating Weighted Overlay Surface

Average Temperatures15%

Other Layers30%

Weighted Overlay

Global Irradiation55%

The suitable areas covernearly 59% of the totalarea with the maximumamount of solar energycan be produced rangesbetween 1.91 to 6.86KWh/m2 days

The suitable areas cover nearly 59% of the total area with the maximumamount of solar energy can be produced ranges between 1.91 to 6.86KWh/m2 days

The site selection for SEPP through an examination of the location data variability and implementing GIS technology by using the power of spatial knowledge

Further considerations should include:◦ Aerosol - MODIS ◦ Fuzzy Overlay for Uncertain Boundaries