Number
|
Type
|
Energy Density
|
Charge Time
|
Cost Per KWH
|
Hold Time Days
|
Efficiency
|
Cost to Implement
|
Home
|
Storage per Unit |
Notes
|
1
|
Salt Batteries
|
2
|
60
|
|
3
|
|
|
|
|
|
2
|
Compressed Air
|
|
0
|
|
365
|
80
|
|
|
|
|
3
|
Compressed Cryo Air
|
|
0
|
|
365
|
|
|
|
|
|
4
|
Pumped Hydro
|
|
0
|
|
365
|
|
|
|
|
|
5
|
Gravity
|
|
0
|
|
365
|
|
|
|
|
|
6
|
Lithium
|
|
8
|
|
3
|
|
|
Y
|
|
|
7
|
Controlled Consumption
|
|
|
|
365
|
|
|
|
|
|
8
|
Hot Water Storage
|
|
|
|
8
|
|
|
Y
|
|
|
9
|
Autonomous Industrial Production
|
|
|
|
365
|
|
|
|
|
|
10
|
Algae Oil
|
|
200
|
|
365
|
|
|
|
|
|
11
|
Hydrogen
|
|
5
|
|
365
|
25-40
|
|
|
|
|
12
|
Thermal Battery > Photo Voltaics
|
|
|
|
10
|
50
|
|
|
|
|
13
|
Flow Batteries
|
|
|
|
5
|
|
|
|
|
|
14
|
Wall Batteries
|
|
|
|
5
|
|
|
|
|
|
15
|
Water Heater Tanks remotely controlled
|
|
|
|
8
|
|
|
|
|
|
16
|
Direct to Storage Concentrated Solar
|
|
|
|
8
|
|
|
|
|
|
17
|
Geothermal Ground Loop
|
|
24
|
|
7
|
400
|
|
|
|
|
18
|
Lead Acid
|
|
24
|
|
|
|
|
|
|
|
19
|
Ultra Caps
|
|
.2
|
|
|
|
|
|
|
|