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INDUSTRIAL CASE|CHEMICAL INDUSTRY|REDUCER · GEAR DRIVE

IE A083PLANT REPORT ON EQUIPMENT TREATMENT WITH XADO TECHNOLOGY

Reducer R-102S: lower energy consumption with no production shutdown

Gearbox energy consumption decreased, a metal-ceramic layer appeared on the teeth. 5.2 % — reducer current draw, 230 → 218 A (2002).

GPRUP “GPO Azot”, Urea-3 shop  ·  approved by chief engineer A. K. Surba · measurements — deputy shop manager M. A. Yanuchok and shop power engineer V. N. Kozich · treatment — GP ODO “VaTT”

Republic of Belarus  ·  measurements 14.03.2002 and 2.04.2002 · report 2002

PRODUCTXADO gel, 2700 mlapplied in 3 stages, under normal operating duty
TREATED UNITReducer R-102Stwo-stage, type TO31302-07-1-20x1500 · gear drives, intermediate shaft bearings, oil pump
DOCUMENT TYPEPlant report
with signatures and stamp
eight signatories from the customer and the contractor

Key result

↓5.2%
reducer current draw,230 → 218 A
EQUIPMENTDUTY AND RUNNING TIMEWHAT WAS MEASURED
Reducer R-102S, two-stage, drive for Urea-3 shop equipmentLoad 70 %; check measurement after 400 h of running with the treatmentCurrent draw, oil pressure and temperature; opening of the housing

Measurements before and after treatment, reducer load 70 %

PARAMETERBEFORE TREATMENT, 14.03.2002AFTER TREATMENT, 400 H, 2.04.2002
Current draw under normal duty230 A218 A
Oil pressure1 atm3 atm
Oil temperature50 °C48 °C

The report attributes the rise in oil pressure together with the drop in oil temperature to recovery of the reducer oil pump.

Conclusion of the plant commission

After the treatment the reducer cover was removed: in the area of direct tooth contact a “mirror” surface of a metal-ceramic layer had formed on the mating surfaces, and the thermal clearance of the intermediate shaft bearings had decreased. The commission of GPRUP “GPO Azot” recorded: “The positive results obtained demonstrate the effectiveness of applying XADO technology. Equipment recovery is carried out under normal operating duty and requires no special equipment.” XADO technology makes it possible to: 1. Reduce energy consumption. 2. Extend the service life of assemblies and parts. 3. Prevent wear and optimise clearances. 4. Reduce noise and vibration. The plant recommended including scheduled preventive treatment of mechanisms by XADO technology in the budget for planned equipment repairs.

Current equivalent

How such units are treated: Reduction gearboxGear driveBearings

About this result: Power consumptionTemperatureOil pressure

Limits of this report: The results refer to the two-stage reducer R-102S of the Urea-3 shop at GPRUP “GPO Azot” at 70 % load; on other assemblies and operating modes the figures may differ.

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Pilot treatment on the enterprise's equipment

  • any oil- or grease-lubricated assemblies: gearboxes, engines, compressors, bearings and others;
  • treatment within the regular operating cycle, without halting production;
  • instrumental measurements before and after: vibration, temperature, power consumption or current;
  • procedure for the specific assembly, dose calculation and support from a XADO engineer.

After the application, a XADO engineer will agree the units and the list of measurements with you.