Natural Refrigerants and Tesco

Andy Campbell B.Eng (Hons) M.Inst.R.

Format of Presentation

• Current Situation in the UK

• Our Reasons/ Drivers for looking at CO2

• Technology level available in the UK

• Future plans and how you can help

Current Situation in the UK

UK CO2 PROGRESSION IN SUPERMARKETS

Installed Capacity CO2 INSTALLED IN UK SUPERMARKETS

0

200

400

600

800

1000

1200

1995 1999 2005 2006 2007

YEAR

kW kW

UK, DENMARK COMPARISON

0

2000

4000

6000

8000

10000

12000

UK DENMARK

kW

POPULATION

0

10000000

20000000

30000000

40000000

50000000

60000000

70000000

UK DENMARK

COUNTRY

UK

DENMARK

Population

R744 COMPRESSOR

R744 L.T. CYCLE

PULSE VESSEL

R1270 COMPRESSOR

PUMPED R744 @ - 7oC

R-1270 CYCLE

R744 PUMP

PHE

PULSE VESSEL

PULSE VESSEL

PULSE VESSEL

GAS COOLER

EXPANSION

EXPANSION

COMPRESSOR

H.T. EVAPORATOR

-10oC

115 BARAMBIENT ABOVE 22 oC

PULSE VESSEL

PULSE VESSEL

GAS COOLER

EXPANSION

EXPANSION

COMPRESSOR

H.T. EVAPORATOR

-10oC

40 BAR

115 BAR

PULSE VESSEL

HEAT RECLAIM

Reason/DriversReason/Drivers

Drivers

HFC Legislation

F-Gas Regulations

No more refrigerant change outs

50% Reduction in Carbon footprint by 2020

Energy and environment are now a public concern

OUR CARBON REDUCTION TARGET

CARBON REDUCTION

0

50

100

CARBON

YEAR

2020

Carbon Footprint

26%

13%

7% 1%

53%

REFRIGERANT

DIESEL

NATURAL GAS

BUS TRAVEL

GRID

Carbon Footprint

26%

13%

7%1%20%

33%REFRIGERANT

DIESEL

NATURAL GAS

BUSINESS TRAVEL

REFRIG GRID

GRID

= 46 %

Technology level available in the UK

Refrigeration Trade in the UK

• Traditional Apprentice Schemes Gone

• Reducing Numbers Entering the industry

• Less and Less bespoke designs

• No Licensing of Trade

• Willingness to try

Future plans and how you can help

Future plans and how you can help

• We plan to develop modular solutions with the capability of suiting each store size and requirements

PULSE VESSEL

GAS COOLER

EXPANSION

EXPANSION

COMPRESSOR

H.T. EVAPORATOR

-10 / -28 oC

40 BAR

115 BAR

PULSE VESSEL

HEAT RECLAIM

PULSE VESSEL

GAS COOLER

EXPANSION

EXPANSION

COMPRESSOR

H.T. EVAPORATOR

-10 / -28 oC

40 BAR

115 BAR

PULSE VESSEL

HEAT RECLAIM

Future plans and how you can help

• We plan to develop modular solutions with the capability of suiting each store size and requirements

• We need experienced pack manufacturers

• We need experienced case manufacturers

• We need experienced service mechanics

Thank You for ListeningGo Raibh Mile Maith Agut Beith

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