alfa laval group presentation alfa laval is a leading global provider of specialized products and...
TRANSCRIPT
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
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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
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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
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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