Carbex i-BRUSH system with integrated sensors in the carbon brush, plus an external control unit, enables maintenance staff to check brush condition at anytime, anywhere. With knowledge of remaining brush life, the future maintenance can easily be planned to secure uptime.


i-BRUSH 1.1 CARBON BRUSH
MONITORING SYSTEM

CARBEX MONITORING SYSTEM

  • Can be retrofitted to any existing installation
  • Fits most common brush holder/slip ring designs on the market.
  • Regardless of brush grade, all types and makes of brushes are available to be fit i-BRUSH design.
  • Able to monitor up to 100 brushes

i-BRUSH MONITORS AND LOGS

  • Brush wear
  • Temperature in the brush
  • Current in the brush
  • Current distribution between brushes
  • Temperature & humidity in slipring compartment.

SETTINGS

  • Celsius / Fahrenheit
  • Metric (mm) / USCS (in)
  • Wear activation threshold %
  • Wear activation threshold “Time to maintenance” in days
  • Device Sample interval. (Minutes)
  • Warnings / Alarms
    Brush Wear %
    Brush Temperature C/F
    Current in Amps
    Enclosure Temperature C/F

When one of the monitored values deviates outside given framework an alarm is initiated through signal to Modbus/HTTPS and/or mail from Cloud Service.

Benefits & Features

ENABLES MAINTENANCE STAFF SECURED AND SAFE OPERATION

  • Constant monitoring control – More information for decisions.
  • Warning alarms give the monitoring system/operator time to act before an undesired event occurs.
  • i-BRUSH system provides data for analysis.

REDUCES COST OF MAINTENANCE

  • Decreases need for repairs of potential slip ring/generator damages.
  • The system provides the local technician with valuable information and enables remote troubleshooting.
  • “Time to maintenance” function makes the planning easy, and the owner can save cost as the brushes are able to run longer in a controlled way.
  • The i-BRUSH system itself has minimal maintenance and low operating costs. Transmitters are reused for several brush sets and it´s easy to change the i-BRUSH brushes. Transmitters and environment sensor contains long-life batteries that need to be replaces at intervals of several years.

QUICK AND EASY INSTALLATION

  • Installation of the i-BRUSH system does not require any specialized expertise and has minimal electrical installation requirements.
  • Boxes attach magnetically or by fasteners.

Schematic overview i-BRUSH 1.1

Standard Configuration

  • Control unit.
  • 240-110/24 V transformer.
  • 3 Transmitters.
  • 3 Brush sensors.
  • 1 Enviroment sensor. 
  • Communication – 4G or Ethernet connection. 

Option & accessories

OPTIONS

  • Extra environmental sensors that can be placed anywhere in the turbine.
  • UPS back-up
  • Barcode scanner for naming new transmitters.

Carbex support for i-BRUSH Carbon Brushes

  • Carbex provides data storage on its secure server
  • Subscription of reports
  • Permanent, private and secured access to the data storage site
  • Program update for i-BRUSH control unit during data transfer. No subscription is needed.
Carbex brush information

Connectivity

OPTION 1: 4G

  • Modem with SIM-card and built-in firewall
  • Compatible with major service providers
  • Physically separate from other existing local networks

OPTION 2: USING EXISTING NETWORK CONNECTION – RECOMMENDED

  • Security by existing firewall (will require port 443 to be open)
  • Alternatively set up separate LAN in existing firewall for the i-BRUSH unit

MODBUS

  • No internet connectivity
  • Updates via local FTP server (under development)

Your Technical support
i-brush.support@carbex.se

Contact
i-brush@carbex.se