Memorándum de Entendimiento (MoU) entre Codelco y SQM
Misubishi eti and etw heat pump presentation may 4th, 2011 rev.1
1. ETI and ETW – High Efficiency Centrifugal
Chiller and Centrifugal Heat Pump
May, 2011
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2. About Thermal Technologies - THERMATEC™
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3. About Thermal Technologies
• THERMATECTM sourcing competitive technology globally.
• THERMATECTM agrees large volumes covering many countries.
• THERMATECTM goes to market either direct or through
suitable partners.
• THERMATECTM cooperates with consultancies and installation
companies to deliver complete projects, consultancy services
and aftermarket services when requested.
4. About Thermal Technologies
• THERMATECTM supplies local and international markets with
high quality products, complete projects, consultancy services
and aftermarket services.
• THERMATECTM have a network of highly reputable partners to
ensure that we always put the right skill set in place for a given
project.
• THERMATECTM tailor our offering to meet the business issues of
our clients and to bring the best return of investment.
• THERMATECTM product offering consist of energy recovery
technology like absorption chillers and heaters, centrifugal
chillers and heat pumps, frequency inverters as well as field
instrumentation, valves and controls.
5. Inverter Driven Centrifugal Chiller – ETI
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6. ETI Series
Small Capacity Range
(Built in inverter) Large Capacity Range
AART, AART-I
ETI
527kW 1,758kW 17,580kW
Cooling Capacity
• Small capacity for air-conditioning and small plant
• CO2 emission reduction by built-in inverter panel
7. ETI Series
• Cooling capacity: 527 to 1758 kW
– Basic capacity: 703 kW
• Power supply voltage: 380 to 440 VAC
ETI-15,20,25 ETI-30,40,50
8. ETI Series
Equivalent to large size product
IPLV (Integrated Part Load Value)
10.2
Max. COP at part load Capacity Control
23.8 100% ~ 10%
ETI-20,40 Inlet temperature of cooling water: 12℃
9. Centrifugal Heat Pump – ETW (Heat Recovery Type)
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10. ETW Features
• Supply of max. 90°C hot water utilizing surplus
waste heat at wide temperature range.
– Chilled and hot water can be supplied at the
same time under certain conditions.
• Save cost and CO2.
• Advanced temperature control system.
• Constant control of hot water outgoing
temperature.
11. ETW Features
• Short start-up time.
• Operating by remote control.
• Ingoing temperature of hot water is variable and
outgoing temperature of hot water is fixed (option).
• Remote monitoring system (option).
12. Wide range of applications
Supply of max. 90 C hot water utilizing surplus waste
heat of 10 to 50 C.
Outgoing temp. of hot water ( C)
ETW-L
NEW Overall COP
6.5
Heating COP 3.7
Cooling COP 2.8
ETW-H
Heating COP
4.5
Entering temp. of heat source water ( C)
13. Performance of ETW-H
Heating COP Rated COP achieved entering temperature of
heat source water 45℃and leaving
4.5 temperature of hot water 80℃
Hot water power output Heating COP
Entering temp. of heat source water(℃) Entering temp. of heat source water(℃)
14. Performance of ETW-L
Heating COP Overall COP achieved entering temperature
Heating COP 3.7
of heat source water 50℃and leaving
6.5 Cooling COP 2.8
temperature of hot water 90℃
Hot water power output Heating & Overall COP
( ) : overall COP
Entering temp. of heat source water(℃) Entering temp. of heat source water(℃)
15. Common specification
Equivalent to 1-ton once-
through steam boiler
3φ 380 to 440V
ETW-L Main power
※Auxiliary power source :
2.0m source 3φ 200 to 220VAC
ETW-H (only ETW-H)
2.1m
Refrigeration HFC-134a
Remote Support in
monitoring maintenance
ETW-L 1.55m
ETW-L 1.2m ETW-H 2.2m system by MHI contract
ETW-H 1.2m monitoring center (option)
16. Specification of ETW-H
Outgoing temp. Of hot water 80°C
Hot water power output 627 kW
Flow rate of hot water 107,8 m3/h
Temperature of heat source Ingoing 45°C / Outgoing 40°C
Flow rate of heat source 84,9 m3/h
Charge qty. of refrigerant 195 kg
Electric power consumption 136,2 kW
COP 4.5
Dimensions (L) 2,2 x (W) 1,2 x (H) 2,0 m
Shipping weight 3150 kg
Operational weight 3610 kg
17. Specification of ETW-L
Outgoing temp. Of hot water 90°C 80°C 70°C
Hot water power output 547 kW 404 kW 340 kW
Flow rate of hot water 48,3 m3/h 35,6 m3/h 29,8 m3/h
Temperature of heat source Ingoing 50°C Ingoing 20°C Ingoing 10°C
Outgoing 45°C Outgoing 15°C Outgoing 5°C
Flow rate of heat source / 73,1 m3/h 48,5 m3/h 40,6 m3/h
chilled water
Cooling capacity 419 kW 282 kW 237 kW
Electric power consumption 147,5 kW 146,8 kW 123,9 kW
Overall COP (Heating COP) 6,55 (3,71) 4,67 (2,75) 4,66 (2,75)
Dimensions L x W x H 1,6 x 1,2 x 2,0 1,6 x 1,2 x 2,0 1,6 x 1,2 x 2,0
Shipping weight 2400 kg 2400 kg 2400 kg
Operational weight 2700 kg 2700 kg 2700 kg
18. ETW system example
ETW Evap.
10-50 ℃ Heat source
35℃ Effective utilization
Exhaust heat so far
30℃ wasted to atmosphere
Econ.
Inverter
Compressor Cooling tower
80℃
Heat the water from
90℃ 80℃ to 90℃ for
Cond.
process line by
utilizing 50 ℃
90℃ supply line to process
exhaust heat
19. Application examples for ETW
• Industrial and energy related heat recovery
applications
• Heating of pure water for cleaning
– Semiconductor, pharmaceutical
• Heating of water in process
– Food, dairy, pulp & paper, energy, chemical,
refining etc.
• Sterilization at 90°C
• Dry heating of paint
– Automotive etc.
20. Application example 1
Sterilization of equipment at food factories.
Boiler
Before Hot-water
tank Sterilization equipment of
(inlet) foods factory
Hot-water
tank
(outlet)
Replacing one
out of 3 boilers
with ETW
After ETW Hot-water
Sterilization equipment of
tank
foods factory
(inlet)
Hot-water
tank
(outlet)
21. Application example 2
Keeping cleaning tank at metal components line warm.
Before Boiler
Waste Cleaning line
Hot-water
heat tank
(inlet) Kept at 60℃
Hot-water
Replacing one tank
(outlet)
of 3 boilers Heat exchanger Cleaning tank
Cooling tower with ETW
ETW
Cleaning line
After
Hot-water
tank
(inlet)
Hot-water
tank
(outlet)
22. CO2 emission and running cost reduction of ETW-H
Compared to the oil boiler, annual CO2 emission is about 70% and annual
running cost is about 50%.
■Reduction Effect ■Reduction Effect
(Annual Amount of CO2 Emission) (Annual Running Cost)
Amount of CO2 Emission ( ton/year )
Running Cost ( mil. JPY/year )
Oil boiler Gas boiler ETW-H Oil boiler Gas boiler ETW-H
23. CO2 emission and running cost reduction of ETW-L
Compared to the oil boiler, annual CO2 emission is about 70% and annual
running cost is about 40%.
■Reduction Effect ■Reduction Effect
(Annual Amount of CO2 Emission) (Annual Running Cost)
Amount of CO2 Emission ( ton/year )
Running Cost ( mil. JPY/year )
Oil boiler Gas boiler ETW-L Oil boiler Gas boiler ETW-L
24. Combination of ETI and ETW
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