---
title: "Carrier/Undercarriage"
industry: "Other Transport Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:CARRIERUNDERCARRIAGE"
  data_integrity_hash: "529330737b4fd0d10518f16e150b05df"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:CARRIERUNDERCARRIAGE"
  data_source_uri: "https://cnfx.com/llms/industry/other-transport-equipment-manufacturing/product/carrierundercarriage.md"
  official_resource_url: "https://cnfx.com/industry/other-transport-equipment-manufacturing/product/carrierundercarriage"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-2.5 m/s ground speed, 0-15° slope gradient, 800-1200 kN·m overturning moment resistance"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 450
    unit: "MPa"
    consequence: "High-cycle fatigue from 10^7+ load cycles during transport operations, stress concentration at weld joints exceeding 2.0 stress concentration factor, soil bearing capacity failure at &gt;150 kPa pressure"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Hydraulic pressure transient exceeding 35 MPa during sudden braking"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Integrate 30 MPa pressure relief valves with 50 ms response time, implement accumulator-based shock absorption with 5 L capacity"
  - node_2:
      trigger: "Corrosion-induced pitting reaching 2.5 mm depth in ASTM A36 structural members"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Apply 250 μm epoxy-polyurethane hybrid coating with 5000 hour salt spray resistance, implement cathodic protection at -0.85 V vs Cu/CuSO4 reference"
bom_nodes:
  crawler-tracks:
    type: "part"
    urn: "URN:CNFX:ME:CRAWLER_TRACKS"
    interface_type: "physical-logic-coupled"
  track-frame:
    type: "part"
    urn: "URN:CNFX:ME:TRACK_FRAME"
    interface_type: "physical-logic-coupled"
  drive-sprockets:
    type: "part"
    urn: "URN:CNFX:ME:DRIVE_SPROCKETS"
    interface_type: "physical-logic-coupled"
  idler-wheels:
    type: "component"
    urn: "URN:CNFX:ME:IDLER_WHEELS"
    interface_type: "physical-logic-coupled"
  outriggersstabilizers:
    type: "part"
    urn: "URN:CNFX:ME:OUTRIGGERSSTABILIZERS"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 286-2:2010 (LIMITS AND FITS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/other-transport-equipment-manufacturing/product/carrierundercarriage.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "ae1cadae3b0cd778a004d086a57d446df02c3f627f4b53bc837e27672957be4b"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Carrier/Undercarriage

## 1. Technical Definition
Mobile base structure providing stability and mobility for wind turbine installation cranes

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-2.5 m/s ground speed, 0-15° slope gradient, 800-1200 kN·m overturning moment resistance**. Failure boundary: **Structural yield at 450 MPa von Mises stress in A514 steel, 1.5° permanent twist deformation in main beams, 25 mm permanent settlement in outrigger pads**, Mechanism: **High-cycle fatigue from 10^7+ load cycles during transport operations, stress concentration at weld joints exceeding 2.0 stress concentration factor, soil bearing capacity failure at &gt;150 kPa pressure**.

### 2.1 Analytical Physics Model
Governed by the **Frame Structural Deflection Analysis**:

> **Primary Equation**: $\delta = \frac{5 q L^4}{384 E I}$  
> **Engineering Impact**: Ensures structural stability for multi-stage machines.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| q | Uniform Load | Engineering Constant |
| E | Elastic Modulus | Engineering Constant |
| I | Moment of Inertia | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Hydraulic pressure transient exceeding 35 MPa during sudden braking | 8 | Cylinder seal extrusion and hydraulic fluid leakage at 15 L/min | Integrate 30 MPa pressure relief valves with 50 ms response time, implement accumulator-based shock absorption with 5 L capacity |
| Corrosion-induced pitting reaching 2.5 mm depth in ASTM A36 structural members | 8 | Reduced section modulus causing 40% decrease in bending stiffness | Apply 250 μm epoxy-polyurethane hybrid coating with 5000 hour salt spray resistance, implement cathodic protection at -0.85 V vs Cu/CuSO4 reference |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | mm | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Crawler Tracks](https://cnfx.com/llms/industry/motor-vehicle-manufacturing/product/crawler-tracks.md) `(Standalone System)`
- [Track Frame](https://cnfx.com/llms/industry/motor-vehicle-manufacturing/product/track-frame.md) `(Standalone System)`
- [Drive Sprockets](https://cnfx.com/llms/industry/motor-vehicle-manufacturing/product/drive-sprockets.md) `(Standalone System)`
- [Outriggers/Stabilizers](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/outriggersstabilizers.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Hydraulic Power Unit**, **Crane Control System**, **Outrigger Stabilization System**  
**Downstream Applications**: Wind Turbine Installation, Heavy Lift Operations, Offshore Platform Assembly  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What materials are used in the carrier/undercarriage for durability?
**A**: Constructed from high-strength steel, alloy steel, and wear-resistant steel plates to withstand heavy loads and harsh conditions during wind turbine installations.

### Q: How does the undercarriage ensure stability for wind turbine cranes?
**A**: It features outriggers/stabilizers and a robust track frame with crawler tracks and idler wheels, providing a stable mobile base on uneven terrain.

### Q: What are the key components in the BOM for this undercarriage?
**A**: The bill of materials includes crawler tracks, drive sprockets, idler wheels, outriggers/stabilizers, and the track frame, all designed for reliable performance.

## 6. Manufacturing Compliance
- ISO 286-2:2010 (LIMITS AND FITS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Carrier/Undercarriage](https://cnfx.com/industry/other-transport-equipment-manufacturing/product/carrierundercarriage)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **5** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: CARRIERUNDERCARRIAGE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: fa17aeea
