Using less concrete through parametric design

[Dante Monson]

https://www.facebook.com/share/r/7EvbxVdtZoBcVBPm/

Asking GPT: 

Can you generate examples of parametric engineering that uses more developed geometry and shapes to increase the solidity and resilience of concrete structures while reducing the amount of concrete used 

Answer:

Certainly! Parametric engineering leverages computational design tools to optimize and innovate the geometric configurations of structures. This approach can significantly enhance the solidity and resilience of concrete structures while minimizing material usage. Here are a few examples:

1. **Voronoi Patterns in Slabs and Walls:**

   - **Description:** Using Voronoi diagrams, which divide space into distinct regions based on distance to a specific set of points, engineers can create intricate and optimized patterns for slabs and walls.

   - **Benefits:** This results in structures that maintain strength and integrity while using less concrete. The random yet optimized nature of Voronoi patterns helps distribute stress more efficiently.

2. **Topology Optimization:**

   - **Description:** Topology optimization algorithms can be applied to concrete structures to determine the most efficient material distribution. This often results in organic, skeletal forms that provide strength where needed and remove material where it is not contributing to the structural integrity.

   - **Benefits:** This reduces the overall amount of concrete used and can also result in lighter structures with lower environmental impacts.

3. **Cellular Concrete Structures:**

   - **Description:** Inspired by natural cellular structures, such as bones or honeycombs, parametric design can create concrete elements with internal voids or cells.

   - **Benefits:** These structures maintain high strength-to-weight ratios and can significantly reduce the amount of concrete needed. They also improve thermal and acoustic properties.

4. **Grid Shells:**

   - **Description:** Grid shells are structures that form a grid of interlocking elements, usually curved, to create a lightweight yet strong shell.

   - **Benefits:** By using a grid layout, the concrete is used more efficiently, allowing for large spans and minimal material usage. These structures are often used in roofs or large open spaces.

5. **Braced Frameworks:**

   - **Description:** Parametric design can be used to create optimized bracing systems within concrete elements, such as walls or columns. These braces can follow natural load paths and be placed only where needed.

   - **Benefits:** This targeted reinforcement can significantly reduce the amount of concrete used while maintaining or even increasing structural resilience.

6. **Optimized Truss Structures:**

   - **Description:** Using parametric modeling, truss structures can be designed with optimal geometry to support loads efficiently. The truss members are placed and sized according to the specific load conditions they will face.

   - **Benefits:** This allows for minimal use of concrete and steel, leading to lighter and more sustainable structures.

7. **Adaptive Formwork:**

   - **Description:** Parametric design can create formwork that adapts to different shapes and curves, allowing for more complex and efficient geometries in concrete structures.

   - **Benefits:** This adaptability can lead to more precise material placement, reducing waste and improving the overall performance of the structure.

### Case Study Examples:

1. **The Eden Project (UK):**

   - **Application:** The biomes of the Eden Project utilize a steel hex-tri-hex spaceframe, a form of grid shell, that could be optimized further with parametric design to use concrete.

   - **Impact:** Demonstrates how parametric engineering can create large, open spaces with minimal material usage.

2. **Druk White Lotus School (India):**

   - **Application:** Parametric design was used to create optimized, earthquake-resistant structures using local materials and minimal concrete.

   - **Impact:** Shows how parametric design can enhance resilience while reducing material usage in challenging environments.

3. **The Heydar Aliyev Center (Azerbaijan):**

   - **Application:** This structure uses complex curves and folds that could benefit from parametric optimization to minimize concrete usage while maintaining structural integrity.

   - **Impact:** Illustrates the potential for creating iconic, resilient buildings with reduced environmental impact through parametric design.

These examples highlight how parametric engineering can transform traditional concrete structures into highly efficient, resilient, and material-conscious designs.