Energy Storage System -1/47-
Table of Contents 1. ESS General Information 2. ESS Types & Pros and Cons 3. ESS Components 4. ESS Product Line-Up 5. Scope of business
1. ESS(Energy Storage System) General Information Device that storage and re-use the power when needed - There is a growing demand for stable power supply, efficient power utilization, high-quality power
- Efficient power utilization and Securing high-quality power are expected to have greatest market potential Stable power supply
Efficient power utilization
Minimize outage damage,
To prevent electric power shotage
Prevent short-term outage
Peak Shift
Voltage 220
-220
Secure power quality
Power storage at night
Short-term Power Failure Time (~30Mins) Data Loss, Communication Failure, Facility Damage,
TIME
Midnight
According to expansion new renewable energy, Stabilization of power quality
` Use daytime
Wind power generation
Planned transmission
daytime TIME
[ For communication base station ]
[ For UPS ]
[ For household ]
[ For commercial ]
[ For solar and wind power]
2. ESS Types & Pros and Cons LIB technology is expected to lead ESS industry with its high efficiency, high capacity, long life and environment friendliness Non-Battery System Classification
Battery System
Pumped-Storage Power Generation
High efficiency, Wide range of usage
Long life, High capacity
Lack of verification performance
Environmental destruction
Flywheel
Compressed Air
Short charge time
Long life, High capacity
Danger of explosion
Terrain constraint
Type Advantage Disadvantage
Classification
Lithium-Ion Battery (LIB)
Lead Acid
Sodium-Sulfur Battery (NaS)
Long life(over 10 years), High capacity, High density
Advantage
(1/3 weight and size comparison with lead acid)
Low price, Proven technology
Low price, High capacity
Harmful substance, Low capacity, Short life
Danger of high heat/explosion ,Harmful substance
Environment friendliness, Low maintenance cost
Disadvantage
High price
3. ESS Components 3-1 Grid Solution (MW) Grid Storage Solution Energy Management System
Grid Battery System (GBS)
Power Conditioning System
STANDARD SOLUTIONS
Cell
Container Type
Module
Battery Rack BMS
J/B
CUSTOM SOLUTIONS
Temporary Building Type
3. ESS Components 3-2 Energy solution Energy Storage Solution
4. ESS Product Line-Up kW-class small to large-scale MW-class product line-up for various power issues ESS For household 3~10kWh PCS
UPS
10~100kWh 3~10kW
Communication base station Off-Grid
1~20kWh For commercial 10kW~
30~500kWh For power
500kWh~
4. ESS Product Line-Up 4-1 ESS Application Peak cut / Peak Shifting Frequency regulation Load leveling Renewables Integration – Renewable Time Shift Power back up combining PV and Diesel Power-factor control Grid Integration Short / Long Duration UPS function during the blackout Multi Function ESS (Hybrid system in Micro Grid)
4. ESS Product Line-Up 4-2 For Household:
Saving Electricity Price, Peak Shift
Why ESS + PV? Residential Energy Solution
- Unsynchronized energy generation and consumption pattern - High electricity price during daylight 2.0 1.5
Solar Energy Generation Electricity Consumption
1.0 0.5
Grid
0.0
Main Specifications Energy
5.8kWh
Capacity
120Ah
Voltage
48V
Dimension
785x250x450
Weight
145kg
Inverter Smart Meter
3
6
9
12
15
18
21
24
Value Proposition - Electricity Bill & Energy Saving
Inverter
- Energy Independency (Net Zero Energy Home) 2.0
ESS
Home appliances
1.5
Solar Energy Generation Electricity Consumption
1.0 0.5 0.0
3
6
9
12
15
18
21
24
4. ESS Product Line-Up 4-3 For UPS:
Emergency generator replacement, momentary power failure UPS – IDC
UPS
UPS – Telecom Tower
Value Proposition
Value Proposition
- Total area coverage reduction
- Longer Cycle Life with less Maintenance
- Reduced TCO (Total Cost of Ownership)
Energy
32.0kWh
Capacity
60Ah
Voltage
532.8V
Dimension
600x700x2,000
Weight
520kg
(4,000 cycles @ DOD 80%, 25℃) - Light Weight & Less Footprint (1/3 of Lead Acid Battery)
Centralized Data Center system 420V AC
AC/DC
DC/AC
Telecom Tower Flow Diagram
420V AC AC DC
Telecom Energy
0.827kWh
Capacity
17Ah
Voltage
48V
Dimension
240x475x85
Weight
10.5kg
PCS
Battery
4. ESS Product Line-Up 4-4 For Commercial:
Peak Shift
Commercial Energy Solution
Why ESS + PV? - High additional peak cost - High electricity cost during daylight
PCS
ESS
ESS for commercial Main Specifications Energy
60Ah
Voltage
947V
Dimension
1,084x600x1,763
Weight
1,250kg
Peak
21
24
Value Proposition
56.8kWh
Capacity
kW 70 60 Electricity Consumption 50 40 30 Peak Time 20 Solar Energy 10 Generation 0 3 6 9 12 15 18
- Peak Shaving / Peak Cut / Energy Saving
Stadium
- Demand Response
Schools Hospital
Parking Lot
Mall
kW 70 60 50 40 30 20 10 0
Peak Cut
Reduction from PV + ESS Peak Time
Energy Saving 3
6
9
12
15
18
21
24
4. ESS Product Line-Up 4-5 High Capacity(MW-class):
Frequency Regulation
MW Scale Energy Solution
Why ESS for Ancillary Service? - Frequency Regulation - Spinning Reserve - Grid Back-up for black out
Wind Farm
Solar Farm
Energy
1MWh
Capacity
1,022Ah
Voltage
978V
Dimension
45ft Container
Weight
20,000kg (Battery & Rack Only)
Value Proposition - Cost Competitive than Fossil Power Grid
- Less Emission & No Noise - Less Footprint (Metropolitan) Dynamic Response 50.2
ESS Power Plant (for Reserved Power)
Frequency (Hz)
LIB-Utility
50.0
Incident
10 s
30 s
60 s
Time
30 mins
Secondary (to 30 mins)
49.8 Primary
49.5
49.2
Reserve
Dynamic and NonNon-Dynamic Service
5. Scope of Business Business Schematic View By Area
Battery
+ BMS
EMS
EPC
PD & SI
-Monitoring
-QC.QA -AS
-Finance -Project Design
PCS Priority by sector
Level 1
• 1. Generator of Reefer Container • 2. AMP Replacement • 3. Energy Saving for Building • 1. Micro Off Grid (For Special Use, Island)
Level 2
Level 3
• 2. AS Network Construction (Real-time monitoring, Remote Control, IoT Device Interworking • 3. UPS (Emergency Generator, Peak Cut) • 1. Frequency Regulation, Peak Cut/Shift(By Container) • 2. PV Connection System 13/18
5. Scope of Business 5-1 EMS Monitoring (1)
• Solar power inverter operation status display (power generation, voltage, current, etc.,) • power statistics suggestion • inverter event history including fault
• Provides a monitoring screen for all states of the PV plant • On/Off control of PV inverter • Parameter value can be set(Engineer mode) • Clear the fault history through “Fault Reset” button, reset the PV inverter
• Record and display all event history of PV inverter • Provides a history of faults occurring during operation • Conveniently store all data in SSD
5. Scope of Business 5-1 EMS Monitoring (2)
• Measured data can be displayed up to 12 channels simultaneously • Use trace function for maintenance and fault analysis
• Power generation monitoring • Indicates daily, monthly, and yearly data statistics • The power feed-in record is stored in SSD
Thank You All ACE members are doing their utmost with creativeness even at this very moment to continuously fulfill our company’s philosophy
“To be a good partner !!” Contact Reference Name: Michael Kim E-mail : michael@acecontainer.com
Tel : +82-2-578-0478(Direct)