Climatic Simulations

Sustainability

Climatic Simulations

Environmental models make invisible conditions visible, allowing teams to compare design options before key decisions become expensive to change.

Purpose

Use simulation to guide a decision, not decorate a report.

Every study starts with a specific question: which massing option receives useful daylight, where shading is needed, whether a ventilation path is plausible, or how envelope choices affect demand.

Inputs, assumptions and limitations are recorded so results can be discussed as evidence rather than treated as certainty.

Environmental analysis tools in Grasshopper

Grasshopper ecosystem

A coordinated environmental workflow.

Climate, geometry and building assumptions can be connected in one parametric environment, making design revisions and comparisons more consistent.

01

Climate context

Ladybug

Reads weather data through sun paths, radiation, temperature and outdoor comfort views, helping early design discussions respond to the local climate.

02

Daylight and energy

Honeybee

Connects design models to established daylight and energy engines so envelope, glazing, shading and occupancy assumptions can be compared.

03

Building systems

Ironbug

Provides a visual route for assembling detailed HVAC and energy-system workflows, supporting transparent comparison of selected system options.

04

Airflow and CFD

Butterfly

Supports airflow, pressure and velocity studies for natural ventilation, outdoor wind conditions and design refinements around openings and form.

Study sequence

From question to design action.

  1. 01

    Frame

    Define the decision, climate file, geometry stage and comparison criteria.

  2. 02

    Model

    Build an appropriate level of detail and record material and use assumptions.

  3. 03

    Compare

    Test meaningful alternatives using consistent conditions and readable outputs.

  4. 04

    Advise

    Translate results into design priorities, limitations and the next verification step.

Next step

Define the environmental question.

A focused question produces a more useful model, clearer comparisons and recommendations that a design team can act on.

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