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energy, power & intelligent control
Energy monitoring and saving
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Dr Jing Deng
energy, power & intelligent control
Content
Background
Three level of energy saving
Hardware for energy monitoring
Software
Discussions
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Background
World energy grow 1.6% p.a. 25% by 2030 from Today
energy, power & intelligent control
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Background
energy, power & intelligent control
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Background
Energy Cost
Profit Margin
5%
10%
20% reduction 10% increase
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Background
energy, power & intelligent control
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Background
energy, power & intelligent control
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energy, power & intelligent control
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Background
energy, power & intelligent control
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Background
energy, power & intelligent control
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Background
energy, power & intelligent control
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Background
energy, power & intelligent control
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Background
How can we save energy?
energy, power & intelligent control
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Background
Energy flow in manufacturing
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Background
How to measure energy efficiency?
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Background
0.50kWh/bread
£0.03/bread
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Background
Direct energy Indirect energy+
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Background
Direct energy
Energy used in the process (mixing, shaping, proof, baking, cooling, etc.)
Indirect energy
Lighting, ventilation, office (computer, lighting, heating), cleaning
Energy used in supporting the process (Washing, compressed air, recycling)
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Three level of energy saving
Scheduling
Equipment
Process
Which? When? How long? 7/24, Maintenance, season change
Energy drift, aging, fault, parts efficiencyUpgrading, retrofitting, maintenance
Is this the best way to do it? Are the settings optimal? Are you running it correctly?
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Hardware for energy monitoring
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Hardware for energy monitoring
Inside the controller unitIsolated signal acquiring board
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Hardware for energy monitoring
Main controller board
Back interface board
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Hardware for energy monitoring
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Hardware for energy monitoring
LinkIt ONE
GPRS
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Hardware for energy monitoring
GPRS
3G
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Hardware for energy monitoring
particle photon
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Hardware for energy monitoring3G
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Hardware for energy monitoring
Production line 1
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Hardware for energy monitoring
Top washer
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Hardware for energy monitoring
• Length: 3100mm (plus 200 with OPO attachment)• Width: 940mm (overall)• Height: 1590mm (plus 390mm with OPO attachment)• Wash Design: 200 trays per hour (600×400)• Wash Pump: 4Kw (5 1/2 hp)• Drive Motor: 0.18Kw (1/4hp)• Wash Tank: 300 Litre (66 gallons)• Fresh Rinse Useage: 4.5 Litres/min @ 1.5bar• Conveyor Width: 475mm (max tray width 450mm)• Feed Opening: 300mm (max tray height 250mm with OPO Att)• Wash Heating: 30Kw standard (20Kw economy version) * Other forms of heating
available• Wash Tank Filler: 3/4″ bsp• Drain: 2″ bsp• Overflow: 1 1/4″ bsp• Hot Rinse Supply: 3/4bsp (1.5 bar min)• Total Electrical Load: 34.18Kw standard (24.18kw economy version) plus rinse
(20Kw) if rinse heater fitted. Supply 380v or 415v 3ph 50hz
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Hardware for energy monitoring
WashMachine
RS485->ttl
Three phase voltage
Wifi range extender
4G router
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Hardware for energy monitoring
https://build.particle.io
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Software
https://www.pubnub.com/
Server at QUB
PublisherSubscriber
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Discussion
What information do we need to collect?
What information can be provide for customer?
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Discussion
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Discussion
Date Usage frequency Total running time
Cost
Thursday, 5/5/2016 29 5 h 32 m £18.67
Friday, 6/5/2016 23 5 h 15 m £10
Saturday, 7/5/2016 13 13h 16m £20.87
Sunday, 8/5/2016 43 10h 49m £24.43
Table 1: Daily usage of top washer
