SWEP International AB Kristian Ekstrand Lead Application Engineer

ASME ORC 2017 4TH INTERNATIONAL SEMINAR ON ORC POWER SYSTEMS

About SWEP and BPHE - Facts, Figures and Global Footprint

• Brazed plate heat exchangers (BPHEs)

• 900 employees

• 3,000,000+ BPHEs per year

• Own sales force in 30+ countries

• 6 plants in 6 countries

• Warehouses in 8+ locations

• Founded in 1983 and since 1994 a part of Dover, NYSE, US$7B sales, 32,000 employees

• SWEP is number one in the BPHE segment in Europe (Frost & Sullivan)

The Brazed Plate Heat Exchanger (BPHE)

• Totally flexible and scalable

• Modular construction

• Optimized for modular design

• Minimal footprint

• Available in various material

combinations

• Now also in 100% stainless steel material!

SWEP – The BPHE specialist

• SWEP have all know-how in-house

Simulation Design Tooling Laboratory

Material Pressing Brazing Testing

• Long experience and a wide variety of references within ORC

• A range of low pressure drop compact BPHE’s

• Capability

• 16-45 bar pressure rating

• Up to 350 m3/h water capacity, DN150, 6”

• Modularity

• Capacity and performance

• Different plate patterns

• Asymmetric plate patterns

• Maximal material efficiency – 95% usage of material

• Extremely compact

• Small hold-up volumes

• Availability

• The most advanced SWEP BPHE is

never more than 3 weeks away

ORC and SWEP BPHE

• A good opportunity to recover waste energy • Lower total CO2 emissions

• Breakthroughs is the payback of the systems.

ORC + SWEP BPHE

Picture LLNL

• System cost

• €0,2/kWh Average European tariff 2016

• AOH: 8000

• 32000h x €0,2/kWh=€6400/kW

• 100kW

• 100kW x €6.400/kW = €640.000

• Heat exchangers 50% reduction with BPHE

• Real system cost is lower → Payback <3 years

• 40kW

• 40kW x € 6.400 /kW = €256.000

• Real cost is in line → Payback 4 years

• 10kW

• 10kW x € 6.400 /kW = €64.000

• Real cost is higher → Payback >4 years

• Need for cheaper system, €2500/kW

Payback time <4 years

Picture S. Quoilin

• SWEP has a proven, easy to use, calculation software

• Necessary fluids available (UDF)

• Liquid Evaporator (preheater + evaporator)

• sensible + latent + sensible

SWEP SSP G7

SWEP SSP ORC Simulation Program

+50 customer used SWEP BPHE in commercialized ORC systems

NAW – Tulsa, US

CCW - Suzhou, China

EDC & CEW - Sarstedt, Germany

JDC - Osaka, Japan

Distribution centre:

• Customized products stocked

• Contracted commitments on both parties

• 48-72 hour lead time from call-off to arrival

Factories and Global logistics

BCW - Jundiai, Brazil

ACW - Sydney, Australia

ICW - Chennai, India

ADC – Kuala Lumpur, Malaysia

Kosice

Landskrona