Re-Arch: The Initiative for Renewable Energy in ArchitectureDesign Guidelines for Integrating Renewable Energy in Commercial Buildings

• Design and Analysis Tools

• Web Resources

• Organizations

Part VIIOverview of Renewable Energy Tools & Resources

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Re-Arch: The Initiative for Renewable Energy in ArchitectureDesign Guidelines for Integrating Renewable Energy in Commercial Buildings

Selected Software Tools

• Easy to use “Calculator” tools• RETScreen• F-Chart• Maui Solar Design Studio • Energy 10 • Carbon Calculators

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

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ToolsStep two: enter data

Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

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ToolsStep three: view results

Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

Rating:

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

ToolsStep one: Launch PV Watts v.1

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

ToolsStep two: select state

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

ToolsStep three: select city

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Easy to use PV “Calculators”

• Kyocera Solar

• PV Watts

ToolsRating:Step four: enter data & calculate

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RETscreenis an advanced renewable energy modeling and analysis tool

• Free Software• Modules for all 9 major renewable

energy technologies• Education and Training Available• Modeling and Energy Analysis• Life Cycle Cost Analysis• Full Financial & Risk Analysis• GHG Emissions Analysis

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Clean Energy Project Analysis Course

Clean EnergyClean Energy PProjectroject AnalysisAnalysis wwithithRETScreenRETScreen®® SoftwareSoftware

© Minister of Natural Resources Canada 2001 – 2004.

..\..\Slides\retscreen_abrev\Course_intro_c.ppt

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Clean Energy Technology ModelsInternational Product Data 1,000 Equipment SuppliersInternational Weather Data

1,000 ground monitoring stationsSatellite-derived NASA Surface meteorology and Solar Energy Data Set

Online User ManualAvailable free-of-charge in English & French

RETScreen® International Clean Energy Project Analysis Software

© Minister of Natural Resources Canada 2001 – 2004.

Software Tools: RETScreen

ToolsRating:

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Maui Solar Design Studiois an Advanced Solar System Design Tool

• Suite of somewhat “Easy to use” Tools • Cost: $250• Modules for both PV and solar thermal

technologies• Tutorials Included• Hourly Simulation Results• System Performance Analysis• 30 year datasets for 237 US locations• Financial Analysis ToolsRating:

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Maui Solar Design Studio

• Load Analysis• Optimization• Hourly Analysis

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Maui Solar Design Studio

• Solar Fraction as % of Load

• Monthly Performance

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Maui Solar Design Studio

• Optimize Size• Optimize Sun Angle• PV Load Analysis

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Maui Solar Design Studio

• PV Load Analysis• Opt. Configuration• Shading Impacts

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Maui Solar Design Studio

• Tracking vs. fixed• Battery

Performance

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F-Chartthe authoritative solar thermal system analysis & design tool.

• “Easy to use” System Design & Analysis Tool

• Cost: $400/module• Modules for both solar thermal

and PV technologies• User Manual Included• Monthly Performance Results• System Performance Analysis• Weather data for 300 locations• Economic Analysis

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F-Chart• Solar System Types Supported

– Water Storage Heating – Pebble Bed Storage Heating – Building Storage Heating – Domestic Water Heating – Integral Collector-Storage DHW – Indoor and Outdoor Pool Heating – Passive Direct-Gain – Passive Collector-Storage Wall

• Collector Types– Flat-Plates – Evacuated Types – CPC's – 1 and 2-Axis Tracking

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F-Chart Features:

• Life-cycle economics• Weather data for over 300 locations • Monthly parameter variation

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F-Chart Features:

• 2-D incidence angle modifiers

• Graphical Output• English and SI units • Versions for Mac

and Windows

Rating:

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Tools

Energy 10 v.1.8a whole building thermal envelope analysis tool approved for LEED

• Whole Building Analysis Tool • Cost: $325 (site licenses available)• Modules for both PV and Solar Hot

Water Heating• Tutorials Included + Smart Help• Hourly Simulation Results• Building Integrated or Freestanding

Systems Analysis• Any TMYII Weather file or make your

own with ‘Weathermaker’ (bundled)• Financial and LCCA Analysis Rating:

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Tools

Energy 10 v.1.8New Features in Version 1.8:

• Photovoltaic module that provides the ability to model and simulate the performance of a PV system that is either stand-alone or integrated with the building.

• Solar Domestic Hot Water module provides a new solar domestic/service hot water modeling capability for Early Assessment.

• A new library is included with V. 1.8 defining constructions (wall, roof, window, etc.) as spelled out in ASHRAE 90.1-2004.

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Energy 10 v.1.8Simulating the Whole Renewable Energy Building:

• Photovoltaic Hourly Production

• 12 Months of comparative PV…as applied to building loads

• Annual PV Load Profiles…as applied to building loads

• 12 Months comparative Solar HW Production

• Annual Load Profile for Solar Hot Water Systems

• Energy 10 has many other Chart and Report Features..

– Daylighting Performance– HVAC Loads– Peak Demand

EtTools

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Energy 10 v.1.8Simulating the Whole Renewable Energy Building:

• Photovoltaic Hourly Production• 12 Months of comparative PV

…as applied to building loads• Annual PV Load Profiles

…as applied to building loads• 12 Months comparative

Solar HW Production• Annual Load Profile for

Solar Hot Water Systems• Energy 10 has many other

Chart and Report Features..– Daylighting Performance– HVAC Loads– Peak Demand– Etc.

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Energy 10 v.1.8Simulating the Whole Renewable Energy Building:

• Photovoltaic Hourly Production• 12 Months of comparative PV

…as applied to building loads• Annual PV Load Profiles

…as applied to building loads• 12 Months comparative

Solar HW Production• Annual Load Profile for

Solar Hot Water Systems• Energy 10 has many other

Chart and Report Features..– Daylighting Performance– HVAC Loads– Peak Demand– Etc. Tools

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Energy 10 v.1.8Simulating the Whole Renewable Energy Building:

• Photovoltaic Hourly Production• 12 Months of comparative PV

…as applied to building loads• Annual PV Load Profiles

…as applied to building loads• 12 Months comparative

Solar HW Production• Annual Load Profile for

Solar Hot Water Systems• Energy 10 has many other

Chart and Report Features..– Daylighting Performance– HVAC Loads– Peak Demand– Etc. Tools

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Energy 10 v.1.8Simulating the Whole Renewable Energy Building:

• Photovoltaic Hourly Production• 12 Months of comparative PV

…as applied to building loads• Annual PV Load Profiles

…as applied to building loads• 12 Months comparative

Solar HW Production• Annual Load Profile for

Solar Hot Water Systems• Energy 10 has many other

Chart and Report Features..– Daylighting Performance– HVAC Loads– Peak Demand– Etc.

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Energy 10 v.1.8is also a Life Cycle Costing tool:

• Comparative Energy Use Intensity

• Comparative Energy Cost• Life Cycle Cost Components

…based on financial parameters• Life Cycle Cash Flow• Comparative GHG

Emissions

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Tools

Energy 10 v.1.8is also a Life Cycle Costing tool:

• Comparative Energy Use Intensity

• Comparative Energy Cost• Life Cycle Cost Components

…based on financial parameters• Life Cycle Cash Flow• Comparative GHG

Emissions

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sustainable by designprovides a suite of shareware design tools on sustainable energy topics:

SunAngleour premier tool for solar angle calculations

SunPositioncalculates a time series of basic solar angle data

Sol Pathvisualization of the path of the sun across the sky

Window Overhang Designvisualization of window overhang performance

Window Heat Gaincalculation of monthly heat gain through windows

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Carbon Emissions Calculators• McKean & Park

http://www.carboncostcalc.com/• Be Green Carbon Calculator

http://www.begreennow.com/users/calculator

• And others:• http://carbonfund.org/site/pages/calculator/• http://www.jointhebiggerpicture.co.uk/carbonC

alculator/calc.html• http://www.stopglobalwarming.org/carboncalc

ulator.asp• http://www.safeclimate.net/calculator/• http://www.resurgence.org/carboncalculator/• http://www.carbonneutral.com/calculators/inde

x_shop_calculator.asp• http://www.emissionsolutions.biz/your_footpri

nt.php

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Other Web Resources

Resources

• Whole Building Design Guidehttp://www.wbdg.org/design/

• DOE High Performance Buildings Database:http://www.eere.energy.gov/buildings/database/

• DOE Building Technologies Programhttp://www.eere.energy.gov/buildings/

• National renewable Energy Laboratoryhttp://www.nrel.gov/

• LBL Building Energy Efficiencyhttp://eetd.lbl.gov/r-bldgsee.html

• Solarbuzzhttp://www.solarbuzz.com

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