---
title: "Cooling system interface"
industry: "Computer, Electronic and Optical Product Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:COOLING_SYSTEM_INTERFACE"
  data_integrity_hash: "4efad5a80424f741e1fe4ec84d25c4e3"
  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:COOLING_SYSTEM_INTERFACE"
  data_source_uri: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/cooling-system-interface.md"
  official_resource_url: "https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/cooling-system-interface"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "2.5-6.0 MPa (25-60 bar)"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 7.2
    unit: "MPa"
    consequence: "Thermal stress-induced fatigue cracking at dissimilar metal joints (copper-stainless steel interface) due to coefficient of thermal expansion mismatch (CTE copper: 16.5 μm/m·K, stainless steel: 17.3 μm/m·K)"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Coolant flow reduction below 0.8 L/s"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Dual redundant flow sensors with 0.1 L/s resolution and automatic bypass valve activation"
  - node_2:
      trigger: "Electrochemical corrosion from 15 ppm chloride ion concentration in coolant"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "316L stainless steel construction with cathodic protection maintaining -0.85 V vs. Ag/AgCl reference electrode"
bom_nodes:
  connection-flange:
    type: "component"
    urn: "URN:CNFX:ME:CONNECTION_FLANGE"
    interface_type: "physical-logic-coupled"
  sealing-gasket:
    type: "component"
    urn: "URN:CNFX:ME:SEALING_GASKET"
    interface_type: "physical-logic-coupled"
  flow-channel:
    type: "component"
    urn: "URN:CNFX:ME:FLOW_CHANNEL"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 1217:2009 (DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/ASHRAE 15:2022 (SAFETY STANDARD FOR REFRIGERATION SYSTEMS)"
    scope: "Verified Engineering Specification"
  - standard: "DIN EN 378:2017 (REFRIGERATING SYSTEMS AND HEAT PUMPS - SAFETY AND ENVIRONMENTAL REQUIREMENTS)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/cooling-system-interface.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "4a9a56df16def277480dce595b8302604dbbd25e0dac9994e990da31c7df868f"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Cooling system interface

## 1. Technical Definition
Interface component connecting the cooling system to the X-ray target assembly

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **2.5-6.0 MPa (25-60 bar)**. Failure boundary: **7.2 MPa (72 bar) burst pressure, 150°C coolant temperature**, Mechanism: **Thermal stress-induced fatigue cracking at dissimilar metal joints (copper-stainless steel interface) due to coefficient of thermal expansion mismatch (CTE copper: 16.5 μm/m·K, stainless steel: 17.3 μm/m·K)**.

### 2.1 Analytical Physics Model
Governed by the **LMTD Logarithmic Mean Temperature Difference**:

> **Primary Equation**: $Q = U \cdot A \cdot \Delta T_{lm}$  
> **Engineering Impact**: Sizing validation for pasteurization and cooling tunnels.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| U | Heat Transfer Coeff | Engineering Constant |
| A | Area | Engineering Constant |
| \Delta T_{lm} | LMTD | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Coolant flow reduction below 0.8 L/s | 8 | Localized boiling at interface surface causing vapor lock | Dual redundant flow sensors with 0.1 L/s resolution and automatic bypass valve activation |
| Electrochemical corrosion from 15 ppm chloride ion concentration in coolant | 8 | Pitting corrosion at brazed joints exceeding 0.5 mm depth | 316L stainless steel construction with cathodic protection maintaining -0.85 V vs. Ag/AgCl reference electrode |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Cooling Tower**, **Temperature Control Unit**, **Vacuum Brazing System**  
**Downstream Applications**: X-ray Tubes, Medical Imaging Systems, Industrial CT Scanners  

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

### Q: What materials are used in this cooling system interface and why?
**A**: This interface uses stainless steel for structural durability and corrosion resistance, combined with copper alloy for optimal thermal conductivity in the flow channels, ensuring efficient heat transfer in X-ray target applications.

### Q: How does this interface component connect to X-ray target assemblies?
**A**: The interface features a precision connection flange that mates with X-ray target assemblies, incorporating a sealing gasket to prevent coolant leaks and maintain system integrity under operational pressures.

### Q: What are the key components in the BOM for this cooling interface?
**A**: The bill of materials includes three critical components: the connection flange for secure attachment, the flow channel for coolant circulation, and the sealing gasket to prevent leaks and ensure system reliability.

## 6. Manufacturing Compliance
- ISO 1217:2009 (DISPLACEMENT COMPRESSORS - ACCEPTANCE TESTS)
- ANSI/ASHRAE 15:2022 (SAFETY STANDARD FOR REFRIGERATION SYSTEMS)
- DIN EN 378:2017 (REFRIGERATING SYSTEMS AND HEAT PUMPS - SAFETY AND ENVIRONMENTAL REQUIREMENTS)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Cooling system interface](https://cnfx.com/industry/computer-electronic-and-optical-product-manufacturing/product/cooling-system-interface)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **3** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: COOLING_SYSTEM_INTERFACE | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 028173ce
