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Included File Formats
This model is provided in 14 widely supported formats, ensuring maximum compatibility:
• - FBX (.fbx) – Standard format for most 3D software and pipelines
• - OBJ + MTL (.obj, .mtl) – Wavefront format, widely used and compatible
• - STL (.stl) – Exported mesh geometry; may be suitable for 3D printing with adjustments
• - STEP (.step, .stp) – CAD format using NURBS surfaces
• - IGES (.iges, .igs) – Common format for CAD/CAM and engineering workflows (NURBS)
• - SAT (.sat) – ACIS solid model format (NURBS)
• - DAE (.dae) – Collada format for 3D applications and animations
• - glTF (.glb) – Modern, lightweight format for web, AR, and real-time engines
• - 3DS (.3ds) – Legacy format with broad software support
• - 3ds Max (.max) – Provided for 3ds Max users
• - Blender (.blend) – Provided for Blender users
• - SketchUp (.skp) – Compatible with all SketchUp versions
• - AutoCAD (.dwg) – Suitable for technical and architectural workflows
• - Rhino (.3dm) – Provided for Rhino users
Model Info
• - All files are checked and tested for integrity and correct content
• - Geometry uses real-world scale; model resolution varies depending on the product (high or low poly)
• • - Scene setup and mesh structure may vary depending on model complexity
• - Rendered using Luxion KeyShot
• - Affordable price with professional detailing
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More Information About 3D Model :
The channel-based Nutrient Film Technique (NFT) PVC grow rack system constitutes a sophisticated, soil-less hydroponic methodology used extensively in controlled-environment agriculture (CEA) for the efficient cultivation of low-profile, fast-maturing crops, such as leafy greens, herbs, and certain vine crops. This setup is characterized by its high plant density ratio (PDR), recirculating water system, and reliance on inert infrastructure materials, primarily Polyvinyl Chloride (PVC).
I. System Architecture and Methodology (NFT)
The core principle of this setup is the Nutrient Film Technique (NFT), where plant roots are suspended within shallow, sealed channels, and a thin film (typically 1–3 mm deep) of mineral-rich nutrient solution is continuously or intermittently circulated over them. This technique ensures that the roots are perpetually supplied with water and essential macro- and micro-nutrients while simultaneously maintaining sufficient gaseous exchange (oxygenation) above the water line, critical for preventing anaerobic conditions and root suffocation (anoxia).
The infrastructure is built upon a modular Grow Rack, a support frame typically constructed from galvanized steel, aluminum, or structural PVC piping. This rack is designed to hold the cultivation channels at a calculated, shallow incline—usually between 1:40 and 1:100 (1 cm drop per 40 to 100 cm length). This slope facilitates the gravitational flow of the nutrient solution back toward a centralized collection drain and reservoir, ensuring a fully closed-loop recirculation system.
II. Components and Materials
The selection of PVC (Polyvinyl Chloride) as the primary material for the cultivation channels and associated plumbing is strategic. Food-grade PVC offers several advantages:
- Inertness: It does not react with the nutrient salts or acidic pH levels of the hydroponic solution.
- Durability: It is resistant to corrosion, biological fouling (algae growth), and degradation under typical indoor agricultural lighting.
- Cost-Effectiveness and Modularity: PVC channels are lightweight, easy to clean, and simple to assemble into scalable vertical or horizontal arrays.
These channels, sometimes referred to as 'gullies,' are designed with specific dimensions to optimize root space while minimizing the volume of nutrient solution required. Plant seedlings, often started in rockwool or inert media cubes, are inserted into holes cut into the channel lids. The nutrient solution is delivered via a submersible pump from the main reservoir to the highest point of the rack system, flowing through the channels, and returning via a dedicated return pipe.
### III. Operational Control and Efficiency
Operational success hinges on the precise management of the nutrient solution. The system requires continuous monitoring and stabilization of:
- pH: The acidity or alkalinity of the solution, typically maintained between 5.5 and 6.5 to ensure maximum nutrient uptake efficiency.
- Electrical Conductivity (EC): A measure of the total dissolved salts, representing the nutrient concentration.
- Dissolved Oxygen (DO): Often enhanced through aeration devices in the main reservoir.
The PVC NFT setup is highly efficient compared to traditional soil cultivation. It drastically reduces water consumption (by 70–95%) because water lost is primarily confined to evapotranspiration from the plants, minimizing runoff and percolation losses. Furthermore, the contained nature of the farm enhances biosecurity, allowing for targeted pest and disease management, often reducing or eliminating the need for conventional pesticides.
### IV. Applications
This type of soil-less hydroponic farm plant configuration is optimally suited for high-throughput commercial production in urban farming environments, greenhouses, and specialized indoor vertical farms, enabling predictable yields and year-round harvesting regardless of external climatic conditions.
KEYWORDS: Nutrient Film Technique, NFT, Polyvinyl Chloride, PVC, Hydroponics, Soil-less Cultivation, Controlled Environment Agriculture, CEA, Grow Rack, Recirculation System, Vertical Farming, Channel Setup, Greenhouse, Urban Farming, Plant Density Ratio, pH Monitoring, Electrical Conductivity, Nutrient Solution, Root Zone, Anoxia Prevention, Water Efficiency, Modular System, Leafy Greens, Commercial Farming, Aeration, Submersible Pump, Biosecurity, UPVC, Inert Materials, Crop Yield.
