From 00777df80aad2743a09fc7b73a7aa1062f8c4d98 Mon Sep 17 00:00:00 2001 From: amedeo pelliccia Date: Thu, 23 Jan 2025 00:44:15 +0100 Subject: [PATCH] Update FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List.md --- ...C-Structurefuselage-01_Requirement_List.md | 168 ------------------ 1 file changed, 168 deletions(-) diff --git a/docs/FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List.md b/docs/FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List.md index 02abbeb..8b13789 100644 --- a/docs/FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List.md +++ b/docs/FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List.md @@ -1,169 +1 @@ -## **FTC_53-00-00-00-000_ATA-53_DMC-Structurefuselage-01_Requirement_List** - ---- - -### **1. Executive Summary** - -The purpose of this document is to present the **generative design** of the **AMPEL360XWLRGA** tail cone, detailing: -1. **Key performance improvements** (weight, drag, structural integrity). -2. **Integration** with the **Q-01 quantum propulsion system**. -3. **Sustainability goals**, including recyclability and CO₂ reduction. - -**Impact:** -- By achieving a **significant weight reduction** (≤ 150 kg, ~12% less than the baseline tail cone design), we project an **overall aircraft weight reduction** of ~8%. -- This, combined with a **drag coefficient (Cd)** improvement to **≤ 0.025** (~5% reduction from previous designs), is estimated to yield a **3–5% fuel efficiency improvement** and **4–6% lower operational costs**, aligning with **GAIA AIR’s** commitment to **sustainable aviation**. - -All references to simulations, testing, and validations comply with **aerospace industry standards** and form part of the **ATA** and **S1000D** frameworks, ensuring a **robust, certifiable design**. - ---- - -### **2. Design Objectives** - -1. **Weight Reduction:** - Achieve a final weight of **≤ 150 kg**, representing a ~12% cut relative to our baseline tail cone design, contributing ~8% overall aircraft mass savings. - -2. **Drag Coefficient (Cd) Improvement:** - Target **Cd ≤ 0.025**, which is ~5% lower than the legacy tail cone profile. Coupled with overall aerodynamic refinements, this is expected to enhance fuel efficiency by ~3–5%. - -3. **Structural Integrity:** - Withstand **25,000 N** of thrust from the Q-01 with a **≥ 1.6** safety factor, validated via FEA and tested for correlation with wind tunnel data. - -4. **Sustainability:** - Ensure **> 85% recyclability** and a **20% reduction in CO₂** emissions across manufacturing and lifecycle phases, per our LCA results and GAIA AIR’s sustainability guidelines. - ---- - -### **3. Generative Design Methodology** - -**3.1 Optimization Process** -- Implemented **genetic algorithms** and **topology optimization** (in **nTopology** and the **ML-P** framework) to iteratively shape the tail cone geometry. -- Performed **150 optimization loops**, refining parameters for load distribution, minimal mass usage, and aerodynamic profiles. - -**3.2 Role of AI** -- The **ML-P** platform facilitated: - - **Parameter tuning** of design variables (wall thickness, curvature). - - **Automated selection** of candidate geometries for each iteration based on constraints (max stress, deflection limits). - - **Design evaluation** synergy between CFD/FEA results and the optimization algorithm. - -**3.3 Material Selection** -- **CFRP (HexPly M21/T700)**: High strength-to-weight ratio for main structures. -- **Al-Li Alloys (Al-Li 2195)**: Lightweight, **~95% recyclability**. -- **Smart Polymers (Veriflex)**: Adaptive thermal properties and minor self-healing for localized stress zones. - -**3.4 Integration with Q-01** -- Custom **cryogenic insulation** for helium lines. -- **Electromagnetic shielding** (≥ 90 dB attenuation) to protect Q-01 from ambient EMI. -- **Mechanical mounts** isolating thrust forces and ensuring no resonance at operating frequencies. - ---- - -### **4. Simulation and Test Results** - -**4.1 CFD Simulations** -- Tools: **ANSYS Fluent**, **STAR-CCM+** -- Achieved **Cd reduction of ~6.2%** (± 0.3% uncertainty). -- High correlation (~92–95%) with wind tunnel data. - -**4.2 FEA Analysis** -- Tools: **Abaqus** -- Structural safety factor of **1.6** (± 0.1 margin) under max thrust loads. -- Mode shape analysis confirms no critical resonance within 10–300 Hz range. - -**4.3 Wind Tunnel Testing** -- Conducted on a **1:4 scale model**. -- Drag reduction: **5.8% ± 0.5%** vs. baseline cone. -- Good correlation (~90–95%) with CFD predictions, validating simulation fidelity. - ---- - -### **5. Sustainability and Lifecycle Management** - -**5.1 Lifecycle Analysis (LCA)** -- Tools: **SimaPro**, **GaBi** -- **20% CO₂ reduction** projected compared to baseline manufacturing processes. -- Cumulative manufacturing energy usage lowered by ~10–12%. - -**5.2 Material Sustainability Plan** -- ≥85% recyclability for CFRP/Al-Li assemblies (post-dismantling). -- Implementation of **Design for Disassembly (DfD)**: quick removal of Q-01 integration components and cryogenic lines. - -**5.3 Long-Term Metrics** -- **Carbon Neutrality**: Targeting carbon offsets for any residual emissions. -- **Circular Economy**: Aim to reuse or recycle >95% of non-critical subparts. - ---- - -### **6. References and Supporting Documents** - -Below is an **expanded references table** with priorities (`High/Medium/Low`) and current statuses (`Completed/In Progress/Draft/Planned`). Documents marked with an asterisk (*) require **further development** or **cross-referencing** as part of our **Next Steps**. - -| **Document Code** | **Title/Description** | **Priority** | **Status** | -|:--------------------------------------|:-----------------------------------------------------------------------------------|:------------:|:--------------:| -| **GP-ID-VIS-0101-002** | Core Principles and Sustainability Vision | High | Completed | -| **GPAM-AMPEL-0201-53-CFD-001*** | CFD Simulation Results for the Tail Cone Section | High | In Progress | -| **GPAM-AMPEL-0201-53-FEA-001*** | FEA Structural Validation Results for the Tail Cone Section | High | In Progress | -| **GPAM-AMPEL-0201-TEST-001*** | Integrated Test Plan (wind tunnel, Q-01 validations) | Medium | Draft | -| **GPAM-AMPEL-0201-28-Q2-001** | Kinetic Energy Harvester Specs (TENGs, Piezoelectric) | Medium | Completed | -| **GPAM-AMPEL-0201-28-Q4-001** | HTS Filament Specifications | High | In Progress | -| **GPAM-AMPEL-0201-28-Q5-001** | Structural Battery Module Specs | Medium | Draft | -| **GPGM-AMM-0504-01-001** | CFRP Material R&D | High | Completed | -| **GPGM-AMM-0504-01-002** | Aluminum-Lithium Alloy Development | Medium | Completed | -| **GPGM-AMM-0504-01-003** | Titanium Alloy Optimization | Medium | In Progress | -| **GPGM-AMM-0504-02-002** | Smart Polymer Integration & Testing | Low | Planned | -| **GPGM-SMV-0506-01-001** | Theoretical Foundations of Scrollmatching Vortex Dynamics | Medium | In Progress | -| **GPGM-SMV-0506-02-001** | Aerodynamic Drag Reduction using Scrollmatching Vortex | Medium | In Progress | -| **GPPM-QPROP-0401-02-003** | Cryogenic Cooling System for Q-01 | High | In Progress | -| **GPPM-QPROP-0401-04-004** | Q-01 Test and Validation Plan | High | Draft | -| **GPPM-QPROP-0401-05-001** | Q-01 FMEA Report | High | In Progress | -| **GPPM-QPROP-0401-05-002** | Safety Protocols for Q-01 Operation | High | In Progress | -| **GPPM-QPROP-0401-06-001** | Q-01 Maintenance Procedures (S1000D Compliant) | Medium | Planned | -| **GPPM-QPROP-0401-06-002** | Q-01 Troubleshooting Guide | Medium | Planned | -| **GPGM-APP-L** | QuantumGenProTerz Validation Report | High | In Progress | -| **BREX-TAILCONE-01** | Business Rules Exchange for Tail Cone Design | High | Draft | - -> **Note**: Documents with `***` require additional data or cross-referencing (`CFD` & `FEA` modules, integrated test plan). - ---- - -### **7. Approval and Signatures** - -_This document is ready for review and signature. Please sign below to indicate final approval._ - -**Reviewer Name:** ____________________________________ -**Date:** ____________________________ - -**Approver Name:** ____________________________________ -**Title:** ____________________________ -**Date:** ____________________________ - ---- - -### **Annex: GP-ID-VIS-0101-002 – Core Principles and Sustainability Vision** - -(Already included in full text; see **Core Principles & Sustainability Vision** section for details.) - ---- - -### **Next Steps for Cross-Referenced Documents** - -**Priority Action Items**: - -1. **Complete CFD Data (GPAM-AMPEL-0201-53-CFD-001)** - - Finalize mesh refinement strategies and post-processing. - - Validate vs. wind tunnel data across multiple flight conditions. - -2. **Complete FEA Validations (GPAM-AMPEL-0201-53-FEA-001)** - - Add uncertainty quantifications for load cases. - - Cross-check correlation with physical stress measurements in prototype tests. - -3. **Draft Integrated Test Plan (GPAM-AMPEL-0201-TEST-001)** - - Define timeline, resources, and success criteria for upcoming Q-01 validations and flight demos. - -4. **BREX-TAILCONE-01** - - Develop and finalize rules for tolerances, integration with Q-01, and cryogenic constraints. - - Document these in the **Business Rules Exchange** data module so that all stakeholders align on design/maintenance protocols. - ---- - -**Thank you for your collaboration!** This refined document ensures clarity on the **impacts** of the design improvements, provides **contextual specificity** in objectives, **expands** on the **generative AI** approach, and includes **uncertainty** with **correlation** details in simulation/test outcomes. It also **quantifies sustainability metrics** and outlines a **prioritized plan** for completing cross-referenced modules essential to the AMPEL360XWLRGA tail cone’s full certification and operational readiness.