Selected realizations

2017

MODERNIZATION OF TWO-SECTION PROCESS GAS COMPRESSOR

LOCATION: Mazeikiu, Lithuania
DATE: 2017
PRINCIPAL TARGETS:

  1. Decrease the power consumption of the machine
  2. Improvement of rotors internal efficiencies

SCOPE OF SUPPLY:

  1. New LP and HP rotors with half-opened, vacuum brazed impellers
  2. New internal sealings – self-abrasive ‘abradable’ type
  3. New axial bearings – hydrodynamic, tilting pad
2016

MODERNIZASTION OF THREE-SECTION PIROGAS COMPRESSOR

LOCATION: Płock, Polska
DATAE 2016
PRINCIPAL TARGETS:

  1. Decrease the energy consumption of the machine/installation
  2. Increase of machine capacity and rotors internal efficiencies
  3. Increase of intervals between the scheduled maintenance overhauls – improvement and simplifying the service

SCOPE OF SUPPLY:

  1. New rotors of all sections with half-opened, welded impellers
  2. Diffuser inserts adaptation to new designed rotors
  3. New external oil sealings
  4. New internal sealings – self-abrasive ‘abradable’ type
  5. Anti-surge system modification
  6. New lubrication system of the machine
2015-2016

MODERNIZATION OF TWO-SECTION AIR COMPRESSOR

LOCATION: Police, Poland
DATE: 2015-2016 (2 production lines)
PRINCIPAL TARGETS:

  1. Decrease the power consumption of the machine
  2. Increase of machine capacity
  3. Improvement of rotors internal efficiencies
  4. Increase of intervals between the scheduled maintenance overhauls – improvement and simplification of the service

SCOPE OF SUPPLY:

  1. New LP and HP rotors with half-opened, vacuum brazed impellers
  2. New internal sealings – self-abrasive ‘abradable’ type
  3. New radial bearings – hydrodynamic, tilting pad type
  4. New axial bearings
  5. New inter-section coolers and separators systems
  6. Regeneration of end-sealings
2015

MODERNIZATION OF THREE-SECTION SYNTHESIS GAS COMPRESSOR

LOCATION: Włocławek, Poland
DATE: 2015
PRINCIPAL TARGETS:

  1. Decrease the energy consumption of the machine/installation
  2. Change of thermodynamic parameters of the compressor
  3. Increase of intervals between the scheduled maintenance overhauls – improvement and simplification of the service

SCOPE OF SUPPLY:

  1. New rotors of all sections with half-opened, vacuum brazed and electron –beam welded impellers
  2. New stationary inserts (including vaned diffusers, return vane channels, return inlets) of all sections, manufactured as milled.
  3. New DGS external gas sealings, with governing panels.
  4. New internal sealings – self-abrasive ‘abradable’ type
  5. New radial bearings – hydrodynamic, tilting pad type
  6. New axial beaings, self-equalizing
  7. New membrane couplings
  8. New bearing housings
  9. New machine governing and instrumentation systems
  10. New anti-surge system
  11. New lubrication system
2014

MODERNIZATION OF A 8MW STEAM TURBINE

LOKCATION: Płock, Poland
DATE: 2014
PRINCIPAL TARGETS:

  1. Increase of machine capacity by 8%
  2. Working conditions change; extraction-condensing to condensing
  3. Steam supply changes from half to full
  4. Improvement of rotors internal efficiencies

SCOPE OF SUPPLY

  1. New turbine rotor
  2. New inlet guide vanes behind the Curtis stage
  3. New steam-box with full supply arch
  4. New internal and external sealings
  5. Extracting valve permanent closing
2014

MODERNIZATION OF A 6-STAGED AIR COMPRESSOR (DIAMETER PHI 1200)

LOCATION: Plock, Poland
DATE: 2014
PRINCIPAL TARGETS:

  1. Increase of machine capacity by 10%
  2. Decrease the power consumption of the machine by 800kW
  3. Change of the pressure ratio at rated point
  4. Increase internal efficiencies.

SCOPE OF SUPPLY:

  1. New rotor with modified impellers blade geometry – 2D to 3D (stage 1 and 2)
  2. Diffuser adaptation to new geometry
  3. Flow channel modification
  4. New internal sealings – self-abrasive ‘abradable’ type
  5. New anti-surge system
2013

MANUFACTURING OF AN AXIAL COMPRESSOR ROTOR

LOCATION: Włocławek, Poland
DATE: 2013
PRINCIPAL TARGETS:

  1. Increase of intervals between the scheduled maintenance

SCOPE OF SUPPLY

  1. New shaft with integral disks manufacturing
  2. New T-root blade grooves machining
  3. Blades manufacturing – 9 stages
  4. Manufacturing of a closing impeller behind the last stage (outside diameter phi 1250)
  5. Assembling and final machining
  6. High speed balancing