---
title: "Air Compressor"
industry: "Machinery and Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:AIR_COMPRESSOR"
  data_integrity_hash: "9c06b5b0a3b522d1517557ec0a3200cc"
  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:AIR_COMPRESSOR"
  data_source_uri: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/air-compressor.md"
  official_resource_url: "https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/air-compressor"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.7-15 bar (10-220 psi) with maximum continuous pressure at 13.8 bar (200 psi)"
    unit: "m³/min"
engineering_limits:
  max_safe_operating_point:
    value: 17.2
    unit: "bar"
    consequence: "High-cycle fatigue failure at piston rod threads (stress concentration factor Kt=3.2) when cyclic loading exceeds endurance limit of 4140 steel (620 MPa)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Inadequate lubrication film thickness (&lt;1 μm) between piston rings and cylinder wall"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Forced-feed lubrication system with 0.1 μm filtration and minimum oil film thickness monitoring"
  - node_2:
      trigger: "Condensate accumulation exceeding 0.5 L/hr in intercooler passages"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Automatic drain valves with capacitive level sensing and timed purge cycles every 15 minutes"
bom_nodes:
  compression-chamber:
    type: "part"
    urn: "URN:CNFX:ME:COMPRESSION_CHAMBER"
    interface_type: "physical-logic-coupled"
  pistonrotor-assembly:
    type: "part"
    urn: "URN:CNFX:ME:PISTONROTOR_ASSEMBLY"
    interface_type: "physical-logic-coupled"
  intake-filter:
    type: "component"
    urn: "URN:CNFX:ME:INTAKE_FILTER"
    interface_type: "physical-logic-coupled"
  pressure-relief-valve:
    type: "part"
    urn: "URN:CNFX:ME:PRESSURE_RELIEF_VALVE"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1217:2009 - DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASME B19.3:2020 - SAFETY STANDARD FOR COMPRESSED AIR SYSTEMS"
    scope: "Verified Engineering Specification"
  - standard: "DIN 1945-1:2018 - RECIPROCATING DISPLACEMENT COMPRESSORS - PART 1: ACCEPTANCE TESTS"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/air-compressor.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "dd7f17f4ed94ff1fe6726e9c162a1526cb700505fdf184fa724848b5dc3b509b"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Air Compressor

## 1. Technical Definition
A mechanical device that increases the pressure of air by reducing its volume, providing compressed air as a power source for pneumatic systems.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.7-15 bar (10-220 psi) with maximum continuous pressure at 13.8 bar (200 psi)**. Failure boundary: **Pressure exceeding 17.2 bar (250 psi) causes catastrophic housing rupture due to yield strength limit of ASTM A36 steel (250 MPa)**, Mechanism: **High-cycle fatigue failure at piston rod threads (stress concentration factor Kt=3.2) when cyclic loading exceeds endurance limit of 4140 steel (620 MPa)**.

### 2.1 Analytical Physics Model
Governed by the **Thin-Wall Pressure Vessel Stress Analysis**:

> **Primary Equation**: $\sigma_h = \frac{P \cdot D}{2t}$  
> **Engineering Impact**: Determines the hoop stress boundary to prevent rupture.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| P | Internal Pressure | Engineering Constant |
| D | Diameter | Engineering Constant |
| t | Wall Thickness | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Inadequate lubrication film thickness (&lt;1 μm) between piston rings and cylinder wall | 8 | Scoring and galling of cylinder bore surface (Ra&gt;3.2 μm) | Forced-feed lubrication system with 0.1 μm filtration and minimum oil film thickness monitoring |
| Condensate accumulation exceeding 0.5 L/hr in intercooler passages | 8 | Liquid slugging causing connecting rod bending moment exceeding 450 N·m | Automatic drain valves with capacitive level sensing and timed purge cycles every 15 minutes |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | m³/min | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Compression Chamber](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/compression-chamber.md) `(Standalone System)`
- [Piston/Rotor Assembly](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/pistonrotor-assembly.md) `(Standalone System)`
- [Pressure Relief Valve](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/pressure-relief-valve.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Air Dryer**, **Air Receiver Tank**, **Filtration System**  
**Downstream Applications**: Pneumatic Tools, Spray Painting Systems, Packaging Machinery  

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

### Q: What materials are used in this air compressor's construction?
**A**: This air compressor is built with durable materials including cast iron for structural components, steel for high-stress parts, and aluminum alloy for lightweight elements, ensuring longevity and performance in industrial settings.

### Q: How does the pressure relief valve enhance safety?
**A**: The pressure relief valve automatically releases excess pressure if it exceeds safe limits, preventing equipment damage and ensuring operator safety by maintaining optimal operating conditions.

### Q: What maintenance does the intake filter require?
**A**: The intake filter should be inspected monthly and cleaned or replaced as needed to prevent contaminants from entering the compression chamber, which maintains efficiency and extends the compressor's lifespan.

## 6. Manufacturing Compliance
- ISO 1217:2009 - DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS
- ANSI/ASME B19.3:2020 - SAFETY STANDARD FOR COMPRESSED AIR SYSTEMS
- DIN 1945-1:2018 - RECIPROCATING DISPLACEMENT COMPRESSORS - PART 1: ACCEPTANCE TESTS

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Air Compressor](https://cnfx.com/industry/machinery-and-equipment-manufacturing/product/air-compressor)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **4** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: AIR_COMPRESSOR | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: f70f2d39
