---
title: "Multi-Stage Washing and Sanitizing Tunnel"
industry: "Food Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:MULTI_STAGE_WASHING_AND_SANITIZING_TUNNEL"
  data_integrity_hash: "079963e206d3fd20b3092d40e22838f5"
  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:MULTI_STAGE_WASHING_AND_SANITIZING_TUNNEL"
  data_source_uri: "https://cnfx.com/llms/industry/food-manufacturing/product/multi-stage-washing-and-sanitizing-tunnel.md"
  official_resource_url: "https://cnfx.com/industry/food-manufacturing/product/multi-stage-washing-and-sanitizing-tunnel"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "0.5-3.0 bar spray pressure, 40-85°C water temperature, 0.5-2.0 m/s conveyor speed"
    unit: "mm"
engineering_limits:
  max_safe_operating_point:
    value: 3.5
    unit: "bar"
    consequence: "Nozzle erosion due to cavitation at high pressure differentials, biofilm formation below 60°C due to insufficient thermal denaturation of proteins, insufficient mass transfer coefficient at high conveyor speeds"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Chlorine concentration exceeding 200 ppm in sanitizing solution"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Installation of ORP (Oxidation-Reduction Potential) sensors with automated chemical dosing control maintaining 50-100 ppm"
  - node_2:
      trigger: "Misalignment exceeding 2 mm in conveyor roller bearings"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Implementation of laser alignment systems with real-time monitoring and automatic shutdown at 1.5 mm deviation"
bom_nodes:
  stainless-steel-conveyor-belt:
    type: "part"
    urn: "URN:CNFX:ME:STAINLESS_STEEL_CONVEYOR_BELT"
    interface_type: "physical-logic-coupled"
  high-pressure-spray-nozzle-array:
    type: "part"
    urn: "URN:CNFX:ME:HIGH_PRESSURE_SPRAY_NOZZLE_ARRAY"
    interface_type: "physical-logic-coupled"
  solution-recirculation-tank-pump:
    type: "part"
    urn: "URN:CNFX:ME:SOLUTION_RECIRCULATION_TANK_PUMP"
    interface_type: "physical-logic-coupled"
  drainage-system:
    type: "part"
    urn: "URN:CNFX:ME:DRAINAGE_SYSTEM"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "ISO 14159:2002 (SAFETY OF MACHINERY - HYGIENE REQUIREMENTS FOR THE DESIGN OF MACHINERY)"
    scope: "Verified Engineering Specification"
  - standard: "ANSI/NSF 2-2021 (FOOD EQUIPMENT - COMMERCIAL COOKING, RETHERMALIZATION AND POWERED HOT FOOD HOLDING AND TRANSPORT EQUIPMENT)"
    scope: "Verified Engineering Specification"
  - standard: "CE MARKING (MACHINERY DIRECTIVE 2006/42/EC FOR SAFETY AND HYGIENE IN THE EU)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/food-manufacturing/product/multi-stage-washing-and-sanitizing-tunnel.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "8a191a03c7be57eb25be87498b9a0dc3db13a2a80ba0cc7e6444776314ee1e07"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: Multi-Stage Washing and Sanitizing Tunnel

## 1. Technical Definition
A sequential tunnel system designed for thorough cleaning and sanitization of fish products during processing.

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **0.5-3.0 bar spray pressure, 40-85°C water temperature, 0.5-2.0 m/s conveyor speed**. Failure boundary: **Spray pressure exceeding 3.5 bar causes nozzle erosion, water temperature below 35°C fails sanitization, conveyor speed above 2.5 m/s reduces contact time below 30 seconds**, Mechanism: **Nozzle erosion due to cavitation at high pressure differentials, biofilm formation below 60°C due to insufficient thermal denaturation of proteins, insufficient mass transfer coefficient at high conveyor speeds**.

### 2.1 Analytical Physics Model
Governed by the **Heat Sterilization F0 Lethality Model**:

> **Primary Equation**: $F_0 = \int_{0}^{t} 10^{(T-121.1)/z} dt$  
> **Engineering Impact**: Validates microbial reduction integrity for aseptic packaging.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| T | Process Temp (°C) | **$T \in [40-85°C]$ °C** (Per `temperature_range`) |
| t | Exposure Time (min) | Engineering Constant |
| z | Z-value | **10 °C** (Standard for *C. botulinum*) |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Chlorine concentration exceeding 200 ppm in sanitizing solution | 8 | Corrosion-induced pitting in 316L stainless steel components | Installation of ORP (Oxidation-Reduction Potential) sensors with automated chemical dosing control maintaining 50-100 ppm |
| Misalignment exceeding 2 mm in conveyor roller bearings | 8 | Product accumulation and tunnel blockage | Implementation of laser alignment systems with real-time monitoring and automatic shutdown at 1.5 mm deviation |

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

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Stainless Steel Conveyor Belt](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/stainless-steel-conveyor-belt.md) `(Standalone System)`
- [High-Pressure Spray Nozzle Array](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/high-pressure-spray-nozzle-array.md) `(Standalone System)`
- [Solution Recirculation Tank &amp; Pump](https://cnfx.com/llms/industry/food-manufacturing/product/solution-recirculation-tank-pump.md) `(Standalone System)`
- [Drainage System](https://cnfx.com/llms/industry/machinery-and-equipment-manufacturing/product/drainage-system.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Industrial Water Treatment System**, **High-Pressure Pump Station**, **Chemical Dosing and Mixing System**  
**Downstream Applications**: Frozen Fish Fillets, Canned Fish Products, Ready-to-Cook Fish Portions  

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

### Q: What are the main benefits of using a multi-stage washing tunnel for fish processing?
**A**: Our multi-stage tunnel provides thorough cleaning, reduces cross-contamination, improves food safety compliance, and increases processing efficiency through sequential washing, rinsing, and sanitizing stages.

### Q: Why is stainless steel construction important for fish washing equipment?
**A**: Stainless steel (AISI 304/316) is corrosion-resistant, easy to clean, meets food safety standards, and withstands harsh cleaning chemicals, ensuring long-term durability and hygiene in wet processing environments.

### Q: How does the recirculation system work in this washing tunnel?
**A**: The solution recirculation tank and pump system filters and reuses cleaning solutions, reducing water consumption and chemical usage while maintaining consistent cleaning performance throughout operation.

## 6. Manufacturing Compliance
- ISO 14159:2002 (SAFETY OF MACHINERY - HYGIENE REQUIREMENTS FOR THE DESIGN OF MACHINERY)
- ANSI/NSF 2-2021 (FOOD EQUIPMENT - COMMERCIAL COOKING, RETHERMALIZATION AND POWERED HOT FOOD HOLDING AND TRANSPORT EQUIPMENT)
- CE MARKING (MACHINERY DIRECTIVE 2006/42/EC FOR SAFETY AND HYGIENE IN THE EU)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: Multi-Stage Washing and Sanitizing Tunnel](https://cnfx.com/industry/food-manufacturing/product/multi-stage-washing-and-sanitizing-tunnel)**

### 🌐 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**: MULTI_STAGE_WASHING_AND_SANITIZING_TUNNEL | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: a771380a
