Case Study: Marel & Advids - Cgi Machinery Animation Video For Visualizing Dual-mode Coating Process

Executive Summary

In the competitive landscape of industrial food processing, demonstrating complex machinery mechanics without physical deployment is a significant logistical hurdle. Marel, a global leader in food processing equipment, partnered with Advids to create a high-fidelity 3D technical animation for their "RevoBreader" machine. This project required transforming heavy engineering data into a photorealistic, physics-accurate digital twin that could reveal the machine's unique dual-mode functionality. Advids successfully delivered a visualization that makes the invisible visible, using advanced transparency effects and granular particle simulation to showcase the equipment's versatility.

The Challenge: Visualizing the Enclosed Process

The RevoBreader is a unique machine capable of switching between two distinct modes: a "Flatbed" mode for standard coating and a "Drum" mode for homestyle tumbling. However, the machine’s operation is entirely enclosed within stainless steel housing for safety and hygiene.

• The Visibility Barrier: Physical filming cannot capture the internal tumbling process or the sophisticated crumb recycling mechanism hidden behind steel walls.
• The Physics Complexity: Accurately representing the flow of breading crumbs—which behave like a fluid granular material—and their interaction with irregular food products required advanced simulation beyond standard animation techniques.
• The Aesthetic Balance: The visualization needed to look technically accurate for engineers but also aesthetically pleasing and "clean" for marketing purposes.

The Advids Solution: A Physics-Driven Digital Twin

Advids implemented the Advids Precision Visualization Workflow, a pipeline designed to convert Computer-Aided Design (CAD) data into broadcast-quality 3D imagery.

• X-Ray Visualization: We utilized dynamic transparency shaders to "slice" through the machine’s exterior, revealing the internal belts, drums, and airflow systems in operation.
• Granular Physics Engine: To realistically depict the breading process, we employed high-density particle simulations. This ensured the crumbs flowed, tumbled, and adhered to the products realistically, rather than looking like generic noise.
• Dual-Mode Narrative: The animation was structured to seamlessly transition between the Flatbed and Drum modes, visually reinforcing the machine's "2-in-1" value proposition.

Client Profile

• Client: Marel
• Industry: Industrial Food Processing Equipment
• Headquarters: Gardabær, Iceland
• Focus: Advanced equipment, systems, and services for the fish, meat, and poultry industries.

Project Objectives

1. Internal Visualization: Clearly demonstrate the internal product flow and crumb management system.
2. Versatility Demonstration: Visually prove the ease of switching between Flatbed and Drum modes.
3. Hygienic Representation: Maintain a pristine, laboratory-grade visual style that emphasizes food safety and build quality.

The Advids Precision Visualization Workflow

This project utilized our specialized workflow for high-end industrial animation, prioritizing geometric accuracy and photorealistic material definition.

1. Data Ingestion & Optimization: Importing native engineering files and optimizing topology (Tessellation).
2. Previsualization (Animatic): Blocking out the timing and camera moves to establish the narrative flow.
3. Look Development: Creating Physically Based Rendering (PBR) materials for stainless steel and food products.
4. Technical Animation: Rigging the mechanical components (belts, drums, augers) to rotate at accurate speeds.
5. Physics Simulation: Simulating rigid bodies (chicken) and particles (crumbs).
6. Lighting & Rendering: Studio lighting setup and high-sample rendering.
7. Compositing: Layering render passes and adding motion graphics labels.

Project at a Glance

Production Timeline: From CAD to Cinema

The project spanned 8 weeks, moving from raw engineering data to a polished marketing asset.

• Week 1: Data Audit and Optimization
  • Activity: Ingested massive Marel_Revo_Assembly_Main.step files. Advids artists removed internal screws, wires, and non-visible electronics to reduce polygon count.
  • Output: Revo_Optimized_Mesh_v02.obj.

• Week 2: Previsualization and Camera Blocking
  • Activity: Established the camera path to ensure the transition from the exterior view to the internal "X-ray" view was smooth.
  • Quote: "Let's slow down the camera move on the drum entry; we need the viewer to understand the product is entering a different chamber." — Advids Lead Animator

• Week 3: Look Development (The Stainless Steel Standard)
  • Activity: Created custom shaders. The challenge was to make the steel look "brushed" and industrial, but not dirty.
  • Artifact: Mat_Stainless_FoodGrade_Aniso.exr.

• Week 4-5: The Critical Juncture - Physics Simulation
  • Activity: Running simulations for the "Drum Mode" tumbling action.
  • Challenge: Preventing the food products from clipping through the drum walls during high-speed rotation.

• Week 6: Lighting and Rendering
  • Activity: Setting up a clean, high-key studio lighting environment to reflect the hygiene standards of the food industry.

• Week 7: Compositing and Text Integration
  • Activity: Layering the transparency passes and integrating the "RevoBreader" branding and callouts.

• Week 8: Final Mastering and Delivery
  • Output: Marel_RevoBreader_Final_Master_v01.mp4.

The Production Deep Dive

Phase 1: Engineering Data Optimization and Tessellation

The foundation of the project was the raw Computer-Aided Design data provided by Marel. These files are mathematically precise but often too dense for animation software. Advids utilized a "re-topology" process to convert the parametric surfaces into polygonal meshes.

• Goal: Create a lightweight model that retains visual fidelity but allows for efficient simulation.
• Process: We manually isolated the "skin" of the machine and the key moving parts (drum, belts). Internal components like motors and gears, which would never be seen, were deleted to optimize render times.
• Visual Asset 1 (00:11): This X-ray view demonstrates the success of our optimization. We can see through the outer shell to the internal belts, a view only possible because the geometry was carefully layered and separated.

Phase 2: Look Development and Physically Based Rendering

Industrial food machinery is defined by its material: stainless steel. Getting this right was crucial. A standard "chrome" shader would look too perfect and fake.

• Action: Advids artists developed a complex material network that included maps for "anisotropy" (the direction of the brushed metal grain) and subtle surface imperfections. This ensured that when the virtual light hit the curved surface of the drum, it reacted realistically.
• Communication Highlight:
  • Feedback Loop: Refining the Aesthetic
  • Client: "The steel looks a bit too dark in the shadow areas. It needs to feel bright and hygienic."
  • Advids: "We adjusted the Environment Light map to include more white bounce cards, lifting the shadows on the Mat_Steel_Main shader. Reviewed in Render_Test_Lighting_v04.jpg."

Phase 3: Physics Simulation – The Granular Dynamics Challenge

This was the Critical Juncture of the project. The RevoBreader manages a continuous flow of breading crumbs. Simulating this required a dual approach: "Rigid Body Dynamics" for the food (chicken breasts) and "Particle Systems" for the crumbs.

• The Constraint: In early tests (Sim_Test_01.mp4), the crumbs behaved like water, splashing too fluidly.
• The Solution: Advids adjusted the friction and cohesion parameters of the particles to simulate a dry, granular substance. We also utilized a "collision proxy"—a simplified, invisible version of the machine geometry—to calculate the physics interactions faster without sacrificing visual accuracy.
• Visual Asset 3 (01:29): This shot captures the complexity of the simulation. You see the rigid food products tumbling (interacting with the rotating drum) while simultaneously being showered by the granular breading particles.

Phase 4: Final Rendering and Compositing

The final stage involved rendering separate "passes" for the beauty pass (color), reflection, and transparency.

• Process: By rendering the outer shell on a separate layer, Advids compositors could dynamically control its opacity. This allowed us to fade the machine's casing in and out, perfectly timing the reveal of the internal mechanisms to match the voiceover/narrative flow.
• Visual Asset 4 (01:43): Here, we see the crumb distribution system. The clarity of the render allows the viewer to trace the path of the recycled crumbs, visually explaining the efficiency of the machine.

Visual Asset Analysis

Synergy Analysis: Technology vs. Human Expertise

This project highlights the balance between computational power and artistic direction.

• The Technology: High-end simulation solvers (for calculating thousands of particle collisions) and Physically Based Rendering engines were essential for the realism.
• The Advids Expertise: The software alone cannot decide how "bouncy" a chicken breast should be or how "transparent" a steel wall should appear. It was the Advids team's understanding of industrial aesthetics and physics calibration that turned raw calculations into a convincing marketing tool. We bridged the gap between raw CAD data and a compelling visual story.

Outcomes and Strategic Learnings

The RevoBreader animation has become a cornerstone of Marel's digital marketing toolkit.

• Sales Enablement: The sales team can now demonstrate the internal "Revo" process on an iPad, without needing a physical machine on-site.
• Clarity of Communication: The visual distinction between Flatbed and Drum modes is now instantly understandable to prospective buyers.
• Strategic Learning: This project reinforced the value of Proxy Geometries in complex simulations. By simplifying the collision meshes, Advids significantly reduced calculation times, allowing for more iterations and a higher quality final output.

Would you like to explore how a similar Digital Twin strategy could visualize your complex machinery?

Final Video