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From: Long permanence high altitude airships: the opportunity of hydrogen
Hydrogen | T [K] | V [m3] | ΔV [m3] | ΔM gas [kg] |
206.65 | 2368397 | −114609 | 1446 | |
216.65 | 2483006 | 0 | 0 | |
226.65 | 2597616 | 114610 | −1318 | |
Helium | T [K] | V [m3] | ΔV [m3] | ΔM gas [kg] |
206.65 | 2579995 | −124849 | 2865 | |
216.65 | 2704844 | 0 | 0 | |
226.65 | 2829692 | 124848 | −3142 |