Download - BYD Solar Streetlight introduction
BYD Solar Streetlight System
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Content
3 Solar Battery Module
BYD Fe Battery Module & Performance
BYD SSL Feature
BYD Solar Streetlight System
BYD SSL Feature
BYD LED solar street light serves as a market leading of eco-friendly lighting, and it integrates solar energy into LED lighting. Product Features: . No power consumption . Eco-friendly and long lifetime . No underground wiring, significantly lower operational and maintenance cost . Safely invest in LED lighting . High efficiency and low lumen depreciation, professional optics and thermal design . Equipped with Fe-Li battery (small volume, long cycle life, wide temperature range, and deep DOD) . Optical and intelligent control
PV/Wind power system
Fe battery power
Electric car
Fe Battery & Performance
Fe battery &VRLA
Performance Fe battery VRLA
Cell voltage(V) 3.2 2
Weight ratio capacity(wh/kg) 110~130 30~50
Bulk ratio capacity (wh/l)
180~320 80~120
Cycle life at 1C,100%DOD ≥2000 cycles 250~350 cycles
High temperature performance 2000 cycles@25℃ 1000 cycles@45℃
300 cycles@25℃ 150 cycles@45℃
Low temperature performance (-20℃ capacity remained)
60% 55%
Self-discharge after 28 days at room temperature
3% 5%
Charge&discharge efficiency >97% 80%
Safety Good Good
Environment pollution status No pollution Pollution
Initial cost High Low
Fe battery & other battery
Item Performance comparing (Five stars means the best)
Lead acid Ni-MH Ni-Cd LiCoO2 Fe battery
Voltage(V) ★★ 2.1V
★ 1.2V
★ 1.2V
★★★★★ 3.7V
★★★★ 3.2V
Safety ★★★★ ★★★ ★★★★★ ★ ★★★★★
Cycle life (100% C&D)
★★ ~300 Cycles
★★★ ~500 Cycles
★★★ ~500 Cycles
★★★ ~500 Cycles
★★★★★ >2000 Cycles
Weight ratio capacity
★ 35Wh/kg
★★★ 80Wh/kg
★★ 50Wh/kg
★★★★★ 160Wh/kg
★★★★ 120Wh/kg
Bulk ratio capacity ★
80Wh/l ★★★
260Wh/l ★★
150Wh/l ★★★★★
420Wh/l ★★★☆ 310Wh/l
High discharge rate ★★★ ★★★ ★★★★★ ★★★★ ★★★★★
High temperature performance
☆ ★ ★★★★ ★★★ ★★★★
Low temperature performance
★★★★★ ☆ ★★★ ★★★ ★★★★
memory effect ★★ ★★ ☆ ★★★★★ ★★★★★
Environment pollution
☆ ★★★★ ☆ ★★★★★ ★★★★★
Cost ★★★★★ ★★ ★★★ ☆ ★★★
More space left to better the product
function.
Wh Efficiency more than 95%, makes the
energy storage system more efficient.
To fit the high ambient temperature even up to
60 ℃
Longer service time to reduce the
maintenance cost.
Less battery bulk, Longer service life,
Lower maintenance cost.
1.5 times cost than VRLA by the same
capacity. It will cost down quickly.
Green battery accumulator for
green energy
Fe Battery & VRLA
Voltage per Cell
Safety
Energy Density
Watt-hour Efficiency
High Temperature
Performace
Low Temperature
Performance
Cycle Life (100% DOD)
Enviroment Friendly
Cost (OPEX by Same
Capacity )
Cost (CAPEX)
Fe Battery
VRLA
Why is Fe Battery?
Stable discharge voltage(3.2V)
End of charge voltage 3.8V, end of discharge voltage 2.0V( 0.2C CC,25℃)
Advantages of Fe battery
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
Stable crystal lattice
Stable chemical bond
Excellent structure design
No any heavy metal element Vent open, fire,
no explosion
Explosion acutely
Swelled Got fire and explosion
Fe cell LiCoO2 cell
150℃ Hot oven for 6h
32V1C Overcharge test
Fire test
Got fire and explosion Swelled
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
0
20
40
60
80
100
120
0 200 400 600 800 1000 1200 1400 1600 1800 2000
Cycle Number
Cap
acity(%
)
Test Condition: Charge/Discharge:0.5C/0.5C, 3.8~2.5V, 100%DOD at 25ºC Test Cell:FP053450A
Cycle test
R.T Charge/discharge at 1C rate: 2000 cycles
R.T Charge/discharge at 0.1C rate: 5000 cycles
Designed cycle life:10 years (Discharge frequency: twice a month)
R.T( Room Temperature) Charge/discharge at 100% DOD: 2000 cycles
R.T Charge/discharge at 30% DOD: around 6000 cycles
R.T Charge/discharge at 40% DOD: around 5000 cycles
R.T Charge/discharge at 60% DOD: around 3500 cycles
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
Cycle life curves on different temperature
Operating under 60℃,
No need for air conditioning
No need to change the charge parameters
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
For battery pack
Volume save:1/3-1/4
Weight save:1/2-1/3
VRLA Fe battery
Energy density (by weight)
★ 35Wh/kg
★★★☆ 120Wh/kg
Energy density (by volume)
★ 80Wh/l
★★★☆ 310Wh/l
VRLA
Capacity: 50Ah/20hr
Dimension:257*166*176mm
Weight: 18.5kg
Fe battery
Capacity: 50Ah/1hr or 20hr
Dimension: 420 *140 *112mm
Weight: 9kg
Energy Density
3580
120
310
0
100
200
300
400
By Weight (Wh/kg) By Volume (Wh/l)
VRLA Fe Cell
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
10C rate discharge, 90% capacity
10C rate discharge, 40% capacity
Backup time in half an hour:
4.2Ah Fe battery could replace the 7Ah VRLA
Fast charge/ discharge in one hour, suitable for bad grid area application
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
Less secondary reaction
High energy efficiency
To improve the efficiency of PV system
To lower down the system CAPEX
Efficiency of charge&discharge reaches 97%.
Fe battery(12V150Ah) 14.5V/50A charge
Discharge
current/A
Charge
time/min
Discharge
time/min
Charge
power /wh
Discharge
power/wh
Efficiency
/%
30 261.25 309.9 2060.57 1999.24 97.02
25 258.2 373 2061.56 2007.92 97.40
15 266.85 602.7 2001.43 1950.30 97.45
6.25 369.65 1497.1 2054.62 2025.93 98.60
VRLA battery (12V120Ah) 5A CC Charge & Discharge
Cycle
NO.
Charge
time/min
Discharge
time/min
Charge
power
/wh
Discharge
power/wh
Efficiency
/%
1 2311.00 1673.25 2096.09 1683.38 80.31
2 2567.50 1661.50 2240.95 1692.92 75.54
3 2545.83 1610.67 2275.40 1628.18 71.56
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
X Environment friendly
Cost down constantly
Fe is friendly to environment.
Main substance Fe
Stable discharge platform
Safety
Long cycle life
High temperature performance
High energy density
High charge & discharge rate
High energy efficiency
No pollution
Low cost
Solar Battery Module
Si-Fe battery module mostly consisted of PV panel, Fe battery pack and controller. We offer the unique Si-Fe battery module solution which integrated PV panels, batteries and controllers.
Advantages: Long service life Energy efficiency Environment friendly
Structure of Si-Fe Module
Fe Battery
Including the BMS , and controlling part
Si-Fe Module
Solar Panel
Since BYD Fe battery’s superiority in volume and weight, we can integrate Solar Panel, Fe battery, Controller as a whole, which can make the easy installation\maintenance and guard against theft.
Module system circle chart
BMS
Prevent reverse charging MOS control
circuit
AC/DC Rectifier
Light sensor
Si-Fe module
AC in
Controller
Loads(LED street lamp)
NP-P130100-12V-8A-S-MI
NP-P130050-12V-8A-S-MI
PV Panel Peak Power 130Wp
Battery Accumulator 12V 90AH,BYD Fe Battery
Controller
12V 8A, with all-round protection: over charging、over discharging 、 over current and reverse connection when charging or discharging 、lightning.
Length×Width×Height[mm] 1490×684×103
Weight[kg] 46
Rating Output Voltage[V] 12.8VDC
Rating Output Current[A] 8~14.6Vdc
Over-Current Protection Current[A] 10
Control of Output Light-sensor
Cable 4mm2×1 copper cable for solar energy
Work Temperature -20~+55℃
Work Humidity 0~85%RH
Storage Temperature 0~+45℃
IP Grade IP65
Packing Box
Transport Compliance UN3090
Features: PV panel can convert sunlight to electricity which will be stored in the battery. Fe battery has excellent advantages such as long service time, excellent charge&discharge efficiency, safety, high energy density, nice temperature performance and no pollution. Integrated system has many advantages such as beautiful outlook、theft-protection, easy installation, no maintenance,etc.
Application on the square of Singapore government building.
BYD Si-Fe module was shown on the battery power product show in Malaysia.