Industrial Gas Cylinders
From Open Source Ecology
About
- type k cylinder is the standar 330 cf version and 50 l internal volume [1] about 9x60 inch and 135 lb or 60 kg weight. [2]
- 50 l 200 bar (330 cf-STP) 56 kg $75 each [3]. Googling shows this is 1.5kWhr of stored air energy [4].
Resourcing
- $300 for 300 cf, about 40 liter internal volume [5]
- Size K industrial gas cylinder -
- Size 300 gas cyl [6]
- 300 cyl - 9"x55" - 8500 liter. 0.7 kg. $400 [7]
- Need 40 of these for 28 gal fuel tank for a box truck.
- No problem! 2 only needed for home storage of 5 kWhr.
Sourcing
- 660 gal 150 psi $3500 [8]. About 7000 gallon STP - 3x more cost than industrial gas cylinders.
- 300 cf is 2200 gallon STP [9]
China
- 10 MOQ 40l 48 kg 150 bar $55 and $17 shipping [10]- $110 in MOQ 10 50 liter 200 bar. [11]
- $175 in MOQ 100 80 liter 200 bar [12]. About 75 kg weight and 80 cents/kg shipping.
- 50 liter at $75 for metal cylinders + ship.
- 40 liter at $50 for 150 bar [13]
Links
