Legacy Data Centres Upgrading the cooling capabilities What are the options?

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Legacy Data Centres

Upgrading the cooling capabilities What are the options?

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Presentation Structure

What is a Legacy Data Centre?

What is CRAC cooling?

ASHRAE Standards Overview

Available Cooling Systems & Comparison Common Requirements

Weatherite’s Cooling Solutions Summary

Q & A’s

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So, What is a typical Legacy Data Centre?

“Electronic equipment, positioned in racks which, as a result of their function, generate waste heat that needs to be removed in order to ensure continual, safe operation”.

High density data centre / Hosting facility

In-house medium sized facility

Server Room

Communications Room

Broom Cupboard !!!!

Switch Room

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C ^omputer R ^oom

A ^ir

C onditioning

CRAC Cooling

Computer Room Data Centre

with reactive controls

Full Air Conditioning Inc.

Cooling, Heating, Humidification, Dehumidification, Reactive Control

Cooling AHU’s &

filters with Proactive controls

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BAROMETRIC PRESSURE: 100.315 kPa

PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

Weather Data Location:

DUBLIN, ALL REGIONS, IRELAND Weather Hours

36 to 1 72 to 37 108 to 73 144 to 109 180 to 145 216 to 181 252 to 217 288 to 253 324 to 289

-25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55

DRY BULB TEMPERATURE - °C

-20 -10 0 10 20 30 40 50 60

70 80 90 100 110 120 130

ENTHALPY - KJ PER KILOGRAM OF DRY AIR

-20 -10

0 10

20 30

40 50

60 70

80 90

100

ENT HALPY - KJ PER

KILOGRAM OF DRY AIR

SATURA

TION TEMPERATURE - °C

-10 -5 0 5 10 15 20 25 30

DEW POINT TEMPERATURE - °C

Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com

15%

25%

2%

4%

6%

8% RELATIVE HUMIDITY

10% RELATIVE HUMIDITY 20%

30%

40%

50%

60%

70%

80%

90%

-20 -15

-15 -10

-10 -5

-5

0 5

5 10

10

15 15

20 20

25 25

30 WE T BUL

B TEM PERA

TURE - °C 30

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Chart by: HANDS DOWN SOFTWARE, www.handsdownsoftware.com BAROMETRIC PRESSURE: 100.315 kPa

PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

Computer Room Environmental Requirements With Dublin Weather Data

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PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

-25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55

-20 -10 0 10 20 30 40 50 60

70 80 90 100 110 120 130

-20 -10

0 10

20 30

40 50

60 70

80 90

100

ENT HALPY - KJ PER

KILOGRAM OF DRY AIR

SATURA

-10 -5 0 5 10 15 20 25 30

15%

25%

2%

4%

6%

30%

40%

50%

60%

70%

80%

90%

-20 -15

-15 -10

-10 -5

-5

0 5

5 10

10

15 15

20 20

25 25

30 WE T BUL

B TEM PERA

TURE - °C 30

File Not Saved

PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

ASHRAE - Data Centre Recommended Environmental Envelope

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PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

-25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 50 55

-20 -10 0 10 20 30 40 50 60

70 80 90 100 110 120 130

-20 -10

0 10

20 30

40 50

60 70

80 90

100

ENT HALPY - KJ PER

KILOGRAM OF DRY AIR

SATURA

-10 -5 0 5 10 15 20 25 30

15%

25%

2%

4%

6%

30%

40%

50%

60%

70%

80%

90%

-20 -15

-15 -10

-10 -5

-5

0 5

5 10

10

15 15

20 20

25 25

30 WE T BUL

B TEM PERA

TURE - °C 30

File Not Saved

PSYCHROMETRIC CHART

Normal Temperature

SI Units

84 METERS

ASHRAE - Data Centre Allowable Environmental Envelopes

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Available Cooling Systems

 Traditional Used Systems

 Chilled Water CRAC units with Centralised Chillers

 Refrigerant CRAC units with remote condensers

 Additional Optional System

 Direct fresh air with DX top-up / 100% back-up

 Direct Adiabatic

 Indirect Adiabatic

 Indirect Adiabatic with top-up cooling

 In-Row Cooling

Each of these systems will have real and perceived advantages and disadvantages.

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Cooling System Comparison for 100 ^{kW load}

- 5,000 10,000 15,000 20,000 25,000 30,000 35,000 40,000

- 50,000 100,000 150,000 200,000 250,000 300,000 350,000 400,000

CW CR ACS wit h rem ot e ch ill er RA 22 C / SA 12 C CW CR ACS wit h rem ot e ch ill er wit h fr ee cool in g - RA 22 C / SA 12C DX CRA CS w it h r emo te con den se rs RA 22 C / SA 12 C CW CR ACS wit h rem ot e ch ill er wit h fr ee cool in g - RA 27 C / SA 17C FA / DX wi th F re e C ool in g RA 22 C / SA 12 C FA / DX wi th F re e C ool in g RA 27 C / SA 17 C Ind irect Ad ia ba tic RA 37 C / SA 27 C FA / DX wit h Fr ee Coo lin g RA 3 7 C / SA 2 7 C Di re ct Ad ia b at ic RA 37 C / SA 27 C

kWh / kg of CO2 £

Annual Energy Use (kWh)

Annual CO2 Emissions (kg of CO2) Annual Energy Cost (£)

90%

Saving

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Common Requirements - Considerations

Operation - ‘always on’

Reliability

Energy Efficiency

Split power supplies Mains

Engine UPS

Multiple Circuits Fresh Air / DX Multiple DX circuits Adiabatic

EC Fans

Fresh Air / DX Adiabatic

Multiple controls

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Common Requirements – Considerations, cont.

Ease of maintenance

Space Availability

Air Distribution

Internal External Re-location

Front service access

In- service-replacement of components N+1

Raised Floor Flooded Room Cold Aisle Hot Aisle

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Common Requirements – Considerations, cont.

Future Planning

Controls Strategy

Controls Integration BMS integration Statistics

Monitoring Alarms

Return Air – Reactive Control Supply Air – Proactive Control Growth plans

Relocating Out sourcing

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43 years history of providing HVAC solutions

Over 35 years experience cooling IT environments.

‘Made to measure’ cooling solutions (no one size fits all!!)

A range of designs - to facilitate each specific application, all offering the opportunity to reduce your operation PUE.

Design and manufacture all our cooling equipment in-house Project report with recommendations, plus optional

assistance with commissioning & maintenance services.

Over 10,000 cooling units installed across UK & Ireland

What Weatherite can offer?

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Weatherite’s Cooling Solutions

 Conventional Systems

 Direct Replacement - CRAC

 Chilled Water Units & Chillers

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Weatherite’s Cooling Solutions

 Alternative Efficient Systems

 Direct Fresh Air / DX – FreTec

 Direct Fresh Air / DX - FreTec Plus

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 Adiabatic Systems

 Direct Adiabatic 15kW to 60kW

 In-direct Adiabatic 60kW to 350kW

Weatherite’s Cooling Solutions

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 High Capacity Systems

 In-Row

 DX Condensers

 Chilled Water Chillers

 Adiabatic

 Fully Package Systems

 Roof Top Plant

 External Plant Rooms

 Air Containment

 Cold Aisle Containment

 Hot Aisle Containment

Weatherite’s Cooling Solutions

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 Space Conditions have changed

 More energy efficient options available

 No need to go for “Like for Like”

 Bespoke Options available to maximise cooling

 Running cost savings of up to 90%

 Potential short payback period

 Weatherite can assist in all aspects of the cooling design

Summary

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Some of Weatherite Group’s Customers

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Questions & Answers

www.datacentre-cooling.com

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Legacy Data Centres Upgrading the cooling capabilities What are the options?