Passive Design
HVAC
Lighting
Efficient Appliances
Renewable Energy

Passive Design

Form & Orientation

Shading

Cool Roofs

Fenestration

Daylighting

Natural Ventilation

Thermal Mass

Evaporative Cooling

Thermal Comfort

Other Resources & Tools

DesignBuilder – DesignBuilder is all in one software for 3D modelling, visualization, shading analysis, day lighting, HVAC, renewable, cost analysis, fluid dynamics, and model optimization. Used extensively in early stage of building design to design a climate responsive and sustainable building. DesignBuilder has an easy to use interface with inbuilt high quality rendering outputs. Key features are – energy consumption, carbon emissions, thermal comfort, daylight availability and cost.

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SunPosition online – Many architectural design features or solar energy system design required accurate solar altitude and azimuth angles for their analysis. SunPosition online is an online tool to position the sun angles in a particular location and time most accurately. It used an advance mathematical algorithm for its internal analysis.

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Cool Roof Calculator – Direct solar radiations on the roof is responsible for increasing summer cooling load and reducing winters heating load. Application of reflective coating and membranes can help in reducing cooling loads but increasing heating requirement. Cool Roof Calculator is used to estimate the net energy saved with the application of cool roof concepts in the building.

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Shading II – Shading II is a SketchUp plugin to analyse sun path and shading design. A very accurate tool for building shading, object shading, internal and external window shading devices etc. The software output helps to estimate the optimized design based on visual and quantified data.

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Building Energy Simulation Software

EnergyPlus – EnergyPlus is an advance whole building simulation engine for hourly simulation analysis. EnergyPlus is equipped with simultaneous solution of zone conditions and HVAC system actions, a modular HVAC structure that accommodates a wide range of system configurations, and a runtime scripting language for user-defined control strategies. Key features are – heat balance-based solution of radiant and convective effects, combined heat and mass transfer model, illuminance and glare calculations, component-based HVAC, and functional mock up Interface.

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eQuest – eQuest is an advance, comprehensive, user friendly software for building energy performance analysis, comfort system design, detail simulation results. The software support the batch integration effectively to analyse different energy conservation measures on the building and report the comparative analysis on each. It includes advance fenestration, heat balance, and day light controls options as well.

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Other references for tools

HVAC

Desiccant Cooling System

Multi-Stage Evaporating Cooling

Solar Air Conditioning

Tri-Generation (Waste to Heat)

Radiation Cooling System

Ground Source Heat Pump (GSHP) Systems

Other Resources & Tools

TRACE 700 – TRACE 700 has been developed by Trane to assess the energy and financial impacts of building design and operational structure on HVAC system design. TRACE has a easy to use interface for all complex models and system design. Key features are – Models 33 different airside systems, plus many HVAC plant configurations and control strategies, controls, etc.

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Hourly Analysis Program (HAP) – HAP is a power tool for design, sizing, and analysis of HVAC system. It is widely used by comfort system design professionals, engineers, HVAC contractors etc. who are involved in planning, design, and implementation stages of a commercial building comfort system. Key features of HAP are as below:

  • Applicable to all types and sizes of commercial buildings
  • Covers all complex comfort system types and components
  • Applicable for all types of controls integration
  • Applicable for new design, retrofit, or energy conservation work

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Duct Calculator – Duct Calculator is a tool developed based on ASHRAE Fundamentals Handbook Calculation Methods for duct calculation and sizing requirements. It analyse air flow, velocity, friction, etc to accurately estimate the duct design. This software is commonly linked with the Autodesk Building Mechanical software. Key features are – easy to use interface, fast and accurate results, and interactive duct calculation.

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Building Energy Simulation Software

EnergyPlus – EnergyPlus is an advance whole building simulation engine for hourly simulation analysis. EnergyPlus is equipped with simultaneous solution of zone conditions and HVAC system actions, a modular HVAC structure that accommodates a wide range of system configurations, and a runtime scripting language for user-defined control strategies. Key features are – heat balance-based solution of radiant and convective effects, combined heat and mass transfer model, illuminance and glare calculations, component-based HVAC, and functional mock up Interface.

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eQuest – eQuest is an advance, comprehensive, user friendly software for building energy performance analysis, comfort system design, detail simulation results. The software support the batch integration effectively to analyse different energy conservation measures on the building and report the comparative analysis on each. It includes advance fenestration, heat balance, and day light controls options as well.

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IES VE – IES VE is an advance software for comfort system design, energy modelling, and performance analysis for comprehensive calculation and accurate results. The software supports the multiple iteration to analyse the impact of additional features on a comfort system for new building or retrofit project. Capable of handling all size of building, IES VE has four tiers –

  • VE – Ware – It’s a free energy and carbon foot print analysis tool
  • VE – toolkits – It’s a user friendly tool kit for concept and schematic design
  • VE – Gaia – It’s an tool that included concept design analysis, quality check, detail analysis of energy performance and comfort system design, sizing and energy efficiency, and detailed report generation.
  • VE – Pro – It’s a powerful, user friendly, and comprehensive building performance tools applicable for energy analysis, day light integration, solar integration, life cycle etc.

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Other relevant tools and references on overall sustainable design

Training on sustainability design –

Other references for tools

Lighting

System or Luminaires

Other Resources & Tools

AGi32: AGI32 is a three dimensional artificial and natural lighting design and rendering software. The software is based on direct calculation with limited ray tracing. The software is capable of accurate results based on comprehensive lighting system calculation, radiosity – based point by point, and rendered visualization. It’s a user friendly program with easy to understand interface, comprehensive luminaire library, and capable of importing AutoCAD models.
http://www.agi32.com/index.php?id=1
Key feature of AGI32 is as below:

  • Simple point by point surface calculation
  • Large complex spaces with direct and reflected light
  • Day light integration
  • Space visualization during lighting design and planning stage
  • Basic rendering

DIALux: DIALux is a free of charge, radiosity based lighting simulation software. The key advantage of DIALux is the luminaire library which has been developed including all key manufacturers globally. This software is available in 26 languages and a very easy to use software. Such diverse attributes of this software makes it one of the most common softwares used worldwide for lighting simulaition. Daylighting and basic rendering is also an added advantage of this software. The software is also capable of complex calculation as per photo-realistic rendering.
https://www.dial.de/en/dialux/download/

Radiance:  Radiance is a highly accurate ray tracing software capable of high quality images. This software is also free of charge. The key feature of this software is the capability of this software to simulate any model irrespective of geometry or material. This software includes the concept of spectral radiance, irradiance, and glare indices within its calculation algorithm. Daylighting is also an add-on feature of this software. Developing photo realistic presentation images is the best use of radiance software. This software can be used as a plug in to many softwares like ecotect etc as their advance rendering engine.

Renewable Energy

Wind Energy

Biomass

Hydro

Other Resources & Tools

PVGis

[http://photovoltaic-software.com/pvgis.php]

Online free solar photovoltaic energy calculator for stand-alone or connected to the grid PV systems and plants, in Europe, Africa and Asia. Solar electricity generator simulation and solar radiations maps.

PVgis is  a free online tool to estimate the solar electricity production of a photovoltaic (PV) system. It gives the annual output power of solar photovoltaic panels. As a photovoltaic Geographical Information System it proposes a googlemap application that makes it easy to use.

The Solar Planner

[http://www.thesolarplanner.com/solar_calculators.html]

The website hosts a number of calculators, tools, and apps for sising and designing PV arrays.

PVcad

 

[https://apps.autodesk.com/ACD/en/Detail/Index?id=712260706936573379&appLang=en&os=Win64]

PVcad is a special tool designed for PV façade design. The advance algorithms of PVcad helps in estimating electrical energy yield based on direct and diffuse sunlight, shading, geographical location etc. Key features are – electrical energy yield of a grid connected PV system, component database with app 250 modules and 100 inverters, weather database with 1900 locations etc.

RadOnCol

[http://www.builditsolar.com/Tools/RadOnCol/radoncol.htm]

RadOnCal is a simple to use tool to estimate the solar radiations on a solar flat plate collector based on location, azimuth angle, and tilt angle. It provides hourly and monthly collected energy for full sunshine conditions

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