Alfa Laval Group Presentation Alfa Laval is a leading global provider of specialized products and engineered solutions. The company.

Alfa Laval

Group Presentation

www.alfalaval.com

Alfa Laval is a leading global provider of specialized products andengineered solutions.

The company

www.alfalaval.com

Activities

We help customers to heat, cool, separate and transport products such as oil, water, chemicals, beverages, foodstuff, starch and pharmaceuticals.

www.alfalaval.com

Beverage

Biochemical

Brewery

Chemical

Engineering

Fish and meat processing

Food processing

Heating and ventilation

Marine

Mining

Oil and gas

Pharmaceutical

Power generation

Refrigeration

Steelworks

Starch

Sugar

Vegetable oil

Water and waste watertreatment

We serve most industries

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A global company

• 20 Production units*

• 70 Service centres

• Sales companies in 50 countries

• Other sales representation in 45 countries

* Plus a number of minor production and assembling units

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Gustaf de Laval (1845-1913)

“The Man of High Speeds”

• 200 projects and inventions

• 92 patents, including the milk separator (1878) and the steam turbine (1883)

• Started 37 companies

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Key technologies

Heat Transfer

Energy saving solutions for heating, cooling, ventilation, evaporation and condensation

Products

• Plate heat exchangers

• Purpose built systems

• Tubular heat exchangers

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Key technologies

Separation

Efficient separation of liquids from liquids, of particles from liquids and of fluids and solids from gases

Centrifugal separation products

• Disc stack centrifuges

• Decanter centrifuges

Filtration products

• Membranes

• Filters and strainers

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Key technologies

Fluid handling

Safe transport and control of fluids

Products

• Pumps

• Valves

• Tank equipment

• Installation material

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The giant Alfa Laval

Packinox welded

plate heat exchanger

Focus on R&D

• Constant improvements of existing products

• New capacities, materials and functions

• New products and technologies

• Cooperation with customers and partners

The T50 plate heat exchanger for super-sized plants

The X20 high-speed separator for heavy

crude oil dehydrationSystem for cross-flow filtration of beer

18m / 59.06ft

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Focus on customer segmentsMarine & Diesel

Queen Mary 2, the world’s largest ocean liner, has equipment from

Alfa Laval to clean oil and oily water and to produce fresh water.

A ski slope in Dubai’s desert climate has become a reality. Alfa Laval has supplied glycol coolers which maintain Ski Dubai’s natural snow at the

right consistency.

Comfort & Refrigeration

Thermodynamics

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Q-given = Q-taken

Q-given = m1 . cp1 . (T1 - T2)

Q-taken = m2 . cp2 . (T4 - T3)

Thermal balance

Q = capacity [W]m = massflow [kg/s]cp = specific heat [J/kg°C]

Surface

T1, in

T2, in

T1, outT2, out

given taken

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Q= k . A . LMTDQ = capacity (W)

k = heat transfer coëfficient (W/m²°C)

A = heat transfer surface (m²)

LMTD = Logaritmic Mean Temperature Difference

1

2

21

21LMTD

Heat Exchangers

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A. Gasketed PHE : construction carrying bar

pressureplate

plate with gasket

tightening bolts

frame plate

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Model T20

180

215x80

425

T50

975

400x15

5

2900

MX25

250

290x95

940

M30

490

300x120

1400

Flow max. (kg/s)

Dimensions (cmxcm)

M6

16

100x30

38

M10

50

110x50

90

M15

80

190x65

390Surface max. (m²)

A. Gasketed PHE : units

Liquid

Vapour/liquid mixture

B. The COMPABLOC... as a reboiler

Reboiler

Dis

tilla

tion

col

um

n

Condensate

Condenser

Steam

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C. Alfa(e)Vap(orator)

SteamCondensateFeedVapour

• Plate tailormade for evaporation

• Optimised connections

• Optimised plate pattern

D. The Spiral Heat Exchanger... as a reboiler

Condensate

Steam

Liquid

Vapour/liquid mixture

Steam regulation

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Steam heater – liquid level control

Condensate

TIC

Processliquid

Steamtrap

Steam

Controlvalve

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Steam heater – bypass control

TIC

Processliquid

Condensate

Steam

Steamtrap

Controlvalve

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