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The cold store of the future

Clive Thornley, Managing Director,

Styne Refrigeration

Cold Chain Federation

Wednesday, 18 November 2020

Overview

Overview

Part 1

• The big picture

Part 2

• Proven technology is available to

reduce cold store carbon emissions

Part 3

• Turning words into actions

Part 1

The big picture

Part 1

The big picture

The big picture

• Cold Chain Federation change agreement

for cold stores.

• Identifying where we can make the most

impact

• Practical steps to reduce emissions

Part 2

The technology is here

Part 2

The technology is here

Advanced ammonia absorption or ‘Triple A’ refrigeration

• What you need to know

• Background

• Technical details

• How it has been improved

Part 2

The technology is here

Trigeneration

• Combined production of:

• Electricity

• Heat

• Cooling 33%

Electricity

(100%)

Fuel

Heating

54%

Cooling

17% Dissipation

Working Principle

HOT SOURCECOOLING WATER

COLD MEDIA

EVAPORATOR

COOLING WATER

ABSORBER

CONDENSER

EXPANSIONVALVE

GENERATOR

3. LIQUID NH3– HIGH PRESSURE

4. LIQUID/GAS NH3 – LOW PRESSURE

SOLUTIONPUMP

1. COLD NH3 GAS – LOW PRESSURE

2. HOT NH3 GAS –HIGH PRESSURE

MIXTURE WATER/AMMONIA

Qcold

Qrej,c

Qrej,a

QGen

P

A, “POOR” SOLUTION–

LOW PRESSURE \ B. “RICH” SOLUTION

– LOW PRESSURE

(e.g. 50%)

D. “POOR” SOLUTION –

HIGH PRESSURE

(e.g. 40%)

C. “RICH” SOLUTION

– HIGH PRESSURE

Part 2

The technology is here

Step 2

The technology is here

The Benefits of Triple A refrigeration

• No Fluorinated gases

• 90% reduction in electrical power

consumption

• Lower carbon emissions

Step 2

The technology is here

The Benefits of Triple A refrigeration 6 Year Energy Saving and Payback (real-life example)

Part 3

Turning words into actions

Part 3

Turning words into actions

Meeting your Climate Change Agreement

• Assess where you can have most impact

• Use waste heat to cool

• Use energy efficient refrigerants

• Use climate friendly refrigerants

Part 3

Turning words into actions

Different paths to meet your Climate Change Agreement

• Modular container-sized ‘plug and play’

Triple A units available

• More ambitious bespoke systems:

Unilever and Douwe Egberts

• Each path delivers significant carbon

reductions and cost savings

Summary

Summary

• Urgent action is needed to reduce carbon emissions

• We have the technology for our industry to make significant carbon reductions

• Triple A refrigeration will help you meet your CCF Climate Change Agreement

Clive Thornley

Clive@Styne.co.uk

01379 778082

Styne Refrigeration is committed to Cold

Chain Federation’s ‘Route to Zero’ initiative.

For information, or to request a factsheet ask

CCF or contact Clive Thornley on 01379 778082.

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