cold storage and laboratories roslin old to new and making the best of what you have
TRANSCRIPT
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COLD STORAGE AND LABORATORIES
ROSLIN OLD TO NEW AND MAKING THE BEST OF WHAT YOU
HAVE.
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Old Roslin
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OLD Roslin Now
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Roslin New
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Shared lab space and open plan office
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Roslin Office and Lab cooling
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Natural Ventilation
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Dolly
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Old Roslin Site
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Freezer Management 2001
• Freezers in various locations.• Not all alarmed.• Call-out procedures unclear.• No regular maintenance.• No emergency decant space.• No clear sample management.
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Change
• Freezer locations centralised + alarmed• Dedicated freezer team appointed• Standard Operating Procedures introduced• Daily temperature monitoring• Regular defrosts• Quality Assurance Management input-sample
tracking--easy to use sample tracking encourages uptake of use!
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IMPACT
• Efficient use of lab space- equipment and cooling .
• Efficient use of internal Freezer Space.• Easier to identify available freezer space.• Reduction in number of freezers. • Increased sample security. • Risk Register level reduced.
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Roslin Freezer Room
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Freezer Park Roof Location
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Roslin 3rd Floor Freezer Park
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Roslin Freezer Measurements
Average KWhr used per Temperature (3 freezers)
8
9
10
11
12
13
14
15
70 75 80
Temperature (C)
Av
g. K
Wh
r
Freezers were all U-725 New Brunswicks, all relatively full. Meters were checked against each other. All over 24 hr period, with 24 hrs allowed between each measurement.
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Freezer Temp Setting (C) KWhr
(-20) sm. Beko (A+) -20 0.2
(-20) lg. Ocean Frost Free -20 1.5
(-20) Chest freezer -20 1.6
(+4) Cryotechnics Lab fridge 4 2.01
(+4) Proline (food fridge) 4 0.74
(-80) NB U725 - efficient*(empty) -80 14.4
(-80) Panasonic Sanyo VIP -75 10.3
(-70) Assab (15-20 years old) -70 18
Temperature Real Costs Savings from -80 (£ )
-70 354.78 114.975
-75 427.05 42.705
-80 469.755 0
-70 328.5 105.12
-75 341.64 91.98
-80 433.62 0
-70 308.79 154.395
-75 390.915 72.27
-80 463.185 0
Roslin Freezer Measurements
Costed Savings for Temp increases from -80 per Annum* Further Various Freezer Readings
*At .09 pounds per KWhr
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Steps to improvement
• Replace inefficient fridges and freezers. • Encourage sharing-making user cost aware!• Utilise climate to help cool Freezer rooms.• Manage sample tracking –user friendly.• Maintain Freezers and Alarms. 2 visits/year.• Consider -20 walk-in rooms over multiple -20
chest freezers. (20% saving )• Encourage temperatures at -70 over -80
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To Do List
• Metering of cooling within freezer rooms- raise cost awareness.
• True archive freezers removed to a secure and efficiently designed building(Freezer Farm)-this would release prime space within buildings to allow either expansion or consolidation!
• Questions?