HU Oil-Filling Station Automated Oil-Filling Test System

Product Overview

The HU Oil-Filling Station is an intelligent oil-filling solution designed for high-voltage electrical equipment, hydraulic components, and other precision devices. It integrates high-precision quantitative oil injection, vacuum degassing, dynamic pressure testing, and leak detection into a unified system.

Core Technical Features

High-Precision Oil Filling

Closed-loop control system with servo metering pumps and Coriolis mass flow meters

Oil filling accuracy: ±0.1% FS

Fully sealed vacuum chamber design for deep degassing at -98kPa vacuum level

Ensures oil cleanliness meets ISO 4406 12/9/6 standard

Dynamic Pressure Testing

Multi-channel pressure sensors for 0-50MPa full-range dynamic pressure loading

PID intelligent control algorithm maintains pressure fluctuation within ±0.5% of set value

Leak & Contamination Detection

Built-in helium mass spectrometer for micro-leak detection (sensitivity: 5×10⁻⁷ Pa・m³/s)

Infrared oil contamination analyzer for real-time particle concentration monitoring

Automated Workflow

PLC + Industrial PC dual-control system for fully automated operation:

Oil filling

Pressure holding

Leak testing

Data recording

Safety & Compliance

Double-layer leak-proof tray

Explosion-proof electrical components

Emergency stop interlock system

Complies with ATEX & IECEx safety certifications

System Specifications

Modular design supports customization for different oils (mineral, silicone, ester-based, etc.)

Industrial communication protocols (OPC UA, Modbus TCP) for MES integration

Real-time production data upload and traceability

Applications

Widely used in oil-filling and testing for:

Transformers

Circuit breakers

Hydraulic pumps

Quality Assurance

Enhances production efficiency and product consistency

Reduces manual intervention risks

(Note: This translation maintains technical accuracy while optimizing for readability in English. Key specifications are highlighted in bold, and industry-standard terminology is consistently applied.)