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LFT – Laboratory for Fluid Power at the Faculty of Mechanical Engineering, University of Ljubljana
The Laboratory for Fluid Technique (LFT), in cooperation with TRECON d.o.o. and TRM PRO d.o.o., has developed:

FILTRATOR 2020

A large industrial mobile hydraulic oil filtration device with a diagnostic center. This advanced mobile unit is primarily intended for high-quality circulation filtration of hydraulic oil and filtering new oil during the filling of hydraulic tanks.

ADVANTAGES

  • Prevents production downtime caused by oil contamination
  • Extends hydraulic oil life by 5×
  • Increases component lifespan (pumps, valves, etc.) by 10×
  • Excellent ROI: with 10,000 liters of oil in circulation, the investment pays off within a year
  • Easily meets ISO 4066 oil cleanliness standards
  • Portable and mobile – transportable in 3 ways:
    • Towed on its own wheels
    • By forklift
    • By overhead crane or hoist

FUNCTIONS

Diagnostic center for oil property monitoring:

  • Measures oil cleanliness by ISO standards (4 µm, 6 µm, 14 µm, 21 µm)
  • Measures oil temperature, viscosity, dielectric constant
  • Measures moisture content
  • Tracks changes in physical properties over time
  • Displays oil properties after successful filtration
  • Logs data to external media (USB)
  • Enables network data transmission
  • Exports data in Excel graph format

Automatic oil filtration:

  • Coarse pre-filtration
  • Magnetic separation of metallic particles
  • Fine filtration with 3 µm nominal filter inserts
  • Moisture extraction
  • Auto-stop upon achieving target cleanliness

TESTER 2025

A dynamic hydraulic testing station for determining the fatigue strength of test specimens.
The device performs high-quality durability testing, determines Wöhler curves, and tests incoming materials.

ADVANTAGES

  • Enables life-cycle testing and product longevity optimization
  • Essential for selecting technology and supporting internal R&D
  • Simplifies product geometry and joint design improvements
  • Determines fatigue Wöhler characteristics for new products/materials
  • Allows incoming material testing from different suppliers
  • Enables in-process load control of machined components
TESTER 2025

FUNCTIONS

Hydraulic and functional capabilities:

  • One- and two-axis fatigue testing of various specimens
  • Synchronous or asynchronous dual-axis operation
  • Load frequency: 1 Hz to 20 Hz
  • Load force range: 100 N to 2000 N (customizable)
  • Operating modes:
    • Manual: for clamping and positioning
    • Automatic: for high-cycle dynamic loading and monitoring
  • Real-condition simulation with industrial heaters up to 800 °C

Control and software:

  • Controlled via modern touchscreen (Siemens HMI)
  • Real-time data transfer to company network
  • Data visualization and analysis via external interfaces (e.g., Matlab, Dewesoft)
  • Option to create a digital twin for remote monitoring
  • Integration with safety systems: fire alarms, security systems, video surveillance

BKL AND LEDINEK

In the field of servo technology, we also cooperate with BKL and Ledinek on the development of new devices and technologies.

    Get in touch with us!