Slop oil recovery.pdf

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Slop o i l process ing systems based oncentr i fu gal separat ion techn iques, a

dif ferent perspect ive.

Slop oi l recovery

Sander van Hattem

Krasnodar, October 5th2011


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Gruppo Pieralis i

Pieralisi, established 1888 in Italy, is one of the world leaders in centrifugalseparation technology. In the last decade, our horizontal decanters and vertical

disc separators have been installed in numerous industrial production- andmunicipal waste water treatment plants round the world.

Gruppo Pieralisi today: 600 employees 13 production units 270 million $ turnover 100% family-owned Current production rate approx. 1000 pcs. Branches in France, Italy, Spain, Greece, the Netherlands, Germany, Brazil,

North America, China and Tunisia. Worldwide network of Service Centers, Agents and Distributors. Dedicated RO in Moscow for the CIS region

Pieralisi Benelux B.V.


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Slop oi l recovery

The main parts, 3- D cu t:

Main drivemotor

Gear-box

Secondary motor(differential speed)

BowlScrollEffluent weirs

Solids outlet

Feed tube


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Inf luences on th e separat ion: Hard surfacing

To c omply w ith the abrasion proper t ies o f many so l ids, a special su r face

pro tect ion is needed.

Below, the maximum sur face protect ion is sh own: Tungsten Carbide Ti les.


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Slop oi l recovery

How to s et dif ferent ial speed:

Variable Dn v ia a special

secondary motor set t ing the

pin ion speed.

Inf luences on th e separat ion: Differential speed Dn

Variable Dn v ia a hyd raul ic

dr ive (Rotodif f ) sett ing the

pin ion speed.


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Slop oi l recovery

To comply w ith the process demands regarding c on tainment, e.g. ATEX

regulat ion, dif ferent seal ing sys tems are on th e market

Espey-Seal:

Mult i -chamber seal

Process d emands : Seal ing sys tems

Lip-seal


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Slop oi l recovery

Slop o i l recovery case stud ies from :

Lagoons

Oil col lect ion and treatment centres

Tank cleaning operat ions


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Slop oi l recovery

Slop oi l recovery f rom lagoons

Decanters and s eparatos are used for:

Separat ion of so l id i f ied hyd rocarbons

and ino rganic m ater ia l

Separat ion of o i l and water

Conf igurat ion:

3-ph ase decanter

o r

3-ph ase decanter + separator(s)

o r

2-ph ase decanter + separator(s)


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Slop oi l recovery

EKOLBaku Azerbai jan


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Slop oi l recovery

TYPICAL PROCESS DATA

Flow rate : 1215 m3/h

Oi ly s ludge composi t ion:- oi l content : 1 - 80 %vol

- water con tent : 20 - 99 %vo l

- sol id content : 120 %vol

Zone classi ficatio n : Eexd IIB T4/ATEX II 3G T4

SCOPE OF SUPPLY40 ft. container w ith auxi l ia ir ies

20 ft. container w ith d ecanter

10 ft. container w ith separator

Shale shaker

Steam heating

Chemical dosing (demulsif ier)

Decanter centrif uge Mamm oth 570/3 (3-phas e)

OPERATIONAL REQUIREMENTS

Density of sol ids : 1.200 kg/m3

Dry sol id content : < 20 %wtVisc os ity of wast e oi l at 85 C : < 40 cS t

Separat io n tem per atu re : 85C

PERFORMANCE DATA DECANTER CENTRIFUGE- Oil qual i ty : < 5%vol water

< 1%vol sol id s

- Water qual i ty : < 8%vol oi l

< 5%vol sol id s

- Solids quali ty : < 10%vol free oi l

> 30%DS


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Slop oi l recovery

Rafo Refinery - Romania


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Slop oi l recovery


Flow rate : 35 m3/h

Oi ly s ludge composi t ion:- oi l content : 1 - 80 %vol



Zone classi ficatio n : Eexd IIB T4/ATEX II 3G T4

SCOPE OF SUPPLYPumping barge

Container

Drum screen

Steam heating


Decanter c entrifu ge FP 600 2RS/M (3-phase)



Dry sol id content : < 15 %wtVisc os ity of wast e oi l at 85 C : < 40 cS t

Separat io n tem per atu re : 85C

PERFORMANCE DATA- Oil qual i ty : < 5%vol water

< 1%vol sol id s

- Water qual i ty : < 8%vol oi l

< 5%vol sol id s


> 30%DS


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Slop oi l recovery


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Slop oi l recovery

Slop oi l t reatment centres

Decanters and s eparatos are used for:

Separat ion of so l id i f ied hyd rocarbons

Separat ion of o i l and water

Conf igurat ion:2-ph ase decanter + separator(s)


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Slop oi l recovery

Storage tanks slo ps and recov ered oi l


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Slop oi l recovery


Flow rate : 68 m3/h

Oi ly s ludge composi t ion :

- oi l content : 1 - 80 %vol



Zone classi ficatio n : Eexd IIB T4/Atex II 3G T4

SCOPE OF SUPPLY

Coarse material fi lter

Steam heater

Decanter centri fug e JUMBO 3 (3-phase)


Disk stack s eparators FPC 12 (light + heavy phase)



Dry sol id content : < 15 %wtVisc os ity of wast e oi l at 85 C : < 40 cSt

Separat io n tem per atu re : 85 - 95 C

PERFORMANCE DATA- Oil quality : < 0,1%vo l water

< 0,03%vol sol ids

- Water quality : < 0,1%vo l oil

< 0,03%vol sol ids


> 25%DS


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Slop oi l recovery

Decanter centr i fuge + feed p ump

Separators + intermediate tanks


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Milano recovery centre


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Treatment centre Shanyu China


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Thank you for you r at tent ion

PIERALISI BENELUX B.V.Braillestraat 2

2652 XV Berkel en Rodenrijs

Tel: +31 10 892 92 00

Fax: +31 10 892 92 09

www.pieralisi.nl

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Slop oil recovery.pdf