Advit Foundation_Phase Change Materials
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Transcript of Advit Foundation_Phase Change Materials
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Phase Change Materials
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PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
A brief overview
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About Pluss
� Our strengths� Indigenous “home grown” technologies� Cost effectiveness
� Technology providers
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
� Thermal Energy Storage� Plastics Technology
� We believe in� Consistent development� Pragmatic development
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About Pluss
� The stakeholders
� Tata Innovation fund� PE fund that has invested US$ 2.7 million.
Shareholders
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
� Shareholders� Employees
� A family of 50, and growing.
� Customers� International and Domestic
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Pluss PCM: The timeline
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Phase Change Materials (PCMs) &
the three questions
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Why
□ Prolongs the duration at which temperatures(cold/hot) need to be maintained without external source.
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□ A green concept – reduces pollution□ Shift peak loads to off-peak hours (a storage device)□ As a back-up
□ Save Energy/Cost
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How7
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Pluss PCM: The range8
Micro-encapsulated
PCM
Organic Hydrated
�Hydrated salts based PCMs are available for the entire gamut of functional temperatures
Organic
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
Organic PCMs
Form stable PCMs
Hydrated salts
�Organic PCMs, microcapsules and Form-stable PCMs available in the mid-temperature range
�Wide temperature range: -36 ⁰ C to 89 ⁰C
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PCM Characteristics
□ Very high Latent Heat Capacity □ Tailorable for specific
temperature requirements
□ Easy handling ; can be filled in a variety of encapsulations 150
200
250
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PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
□ Cheap & very stable over long durations
□ Repeatable phase change cycles
□ Low / No flammability□ Non Toxic and Non
combustible
0
50
100
Stone Plastic Wood Water PCM
For T = 15 K
PCM’s Latent heat = 225 kJ / kg
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PCM: Applications10
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Pluss PCMs in… Cold Transportation11
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Pluss PCMs in… Buildings12
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Pluss PCMs in… Buildings13
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Pluss PCMs in… Human Comfort14
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Encapsulation for Reefer Trucks15
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PCM Balls
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Shut Off Valve
Check Valve
Drier
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THERMAL STORAGE CONCEPT
COMPRESSOR
CONDENSER
EVAPORATOR THERMAL STORAGE
LOAD
CHARGING IN OFF PEAK HOURS
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DISCHARGING DURING PEAK TARIFF / LOADS
THERMAL STORAGE
LOAD COMPRESSOR
CONDENSER
THERMAL STORAGE
LOAD
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WHY THERMAL STORAGE?
0.00
2.00
4.00
6.00
8.00
10.00
0
20
40
60
80
100
120
INR/K
wHr
AC LOAD IN TONS
Facility Load - Cost of Power Profile
Load in TR
Power Cost(INR/KwHr)
LOWER TOTAL CAPITAL COST
LOWER OPERATIONAL
END CUSTOMER
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PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
0.00 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 9.00 10.00
0
20
40
60
80
100
120
INR/K
WH
AC LOAD IN TONS
Operating Strategy with TES System
Actual TES Charging
TES Capacity
Brine Chiller load
Base Chiller load (TR)
Power Cost(INR/KwHr)
OPERATIONAL COSTS
LOWER PEAK DEMAND
UTILITY
DEMAND RESPONSE
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POWER
UTILITY
POWER
PRODUCER
KEY DRIVERS FOR STORAGE
CONSUMER
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KARNATAKA & MAHARASHTRA
IMPLEMENT TOD TARIFF FOR HT
CUSTOMERS
DEMAND SIDE MANAGEMENT
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PCM TES SYSTEM DESIGN
STORAGE ~20TRH / cu meter
Uniform charging and Discharging
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Higher heat transfer area for fluid
Lesser working fluid requirement
PLATE ENCAPSULATIONS
PCM ENCAPSULTION
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TURNKEY INSTALLATION21
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
3/11/2013(c) Thermal Energy Solutions Pvt.
Ltd.
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SOLAR COOLING – Solar Energy Center 22
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.inSource Solar Energy Center
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TIDEL PARK, Chennai23
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
The Thermal Energy Storage tank has a capacity of 2 4,000 Thermal Hours. This system is the third largest in Asia.
Pictures source : from World Wide Web
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PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
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Asia World Expo – Hong Kong
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
Source : from World Wide Web
� Brine chiller: 2 x 383 RT (51%)
� STL: 734 RT (49% - Saving on Demand)
� Storage capacity: 6,160 ton-hours
� Storage volume: 400 m3
� 1 STL tank of 400 m3
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SERDANG HOSPITAL - MALAYSIA
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Serdang Hospital – Malaysia
PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
Source : from World Wide Web
� Storage capacity: 6,160 ton-hours
� Base chiller: 2 x 400 RT (40%)
� Brine chiller: 2 x 374 RT (37%)
� Storage capacity: 6,000 ton-hours
� Storage volume: 400 m3
� 2 TES tanks of 200 m3 each
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Thank You
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PLUSS® www.pluss.co.inPLUSS® www.pluss.co.in
For your attention