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KOMPaion MER-Line
Application
KOMPaion MER-Line Application KOMPanion- MER -plants are intended for reclaiming metals from pre-treatment and pre-rinsing processes in individual streams. It also can be employed for the conversion of chlorides in the presence of concentrated metal sulfates.

Kinds of applications:
  • Rinse water from still rinses
  • Rinse water from pre rinses
  • Concentrate has to be treated together with rinse water (thinned)
Rinse water with peroxide has to be pre-treated.
Process Characteristics

Separate collection of the partial flow with the metal witch has to be recovered. The collected rinse water is pumped through a two-stage Ion exchanger. The resin of the Ion exchanger will be loaded nearly complete. After the loading the regeneration is started.

Thought to the multi level regeneration a high concentrated metal salt solution can be generated. Therefore, the regeneration acid is used more than one time.

Type MER
2-15
MER
4-25
MER
6-32
MER
8-40
Flow ca. m3/hr 2 4 6 8
Length ca. mm 3800 3800 4800 4800
Width ca. mm 800 800 900 1000
Height ca. mm 2000 2000 2200 2200
Length, width and height without the necessary storage tank.
Description of plant
The plants of the KOMPaion-MER-Line include the following assembly groups:
  • Raw water collecting tank
  • Feed pumps (dual pumping station)
  • Pre filtration (sand or cartridge filter)
  • Ion exchange stage, 2 columns with cation exchange resin Regeneration stage
  • (Electrolysis)
At the ion exchange plants of the KOMPaion-VEA-Line the advantages of the series train configuration are used. When the primary exchanger is nearly depleted, it is operated until the resin is completely exhausted. During that time the regenerated second column captures any ion leakage from the first.

The operation of the plant is divided in following main steps:
  • Loading: removal of ions from rinse water
  • Regeneration: activation of the active exchange groups with acid
Advantages
  • In the case of copper recycling the copper sulfate solution can be decoppered with electrolysis. Then the regeneration acid can be reused fort he regeneration of the ion
  • Low investment costs through simple design
  • Modern control concept at central PLC unit
  • Especially clear and dead room free tube battery