Abstract: This paper compares hydrogen production by photovoltaic powered electrolysis of water at sea level and at low stratospheric altitudes up to 21 km. All the hydrogen production processes have been considered from catchable ...

Abstract: A container mobile housing system denominated ZETHa (zero energy temporary habitation) is acclimatized by water circulation inside the external walls of the building. A general design of the building has presented and ...

Abstract: An entropic wall with circulating water inside could be a solution for acclimatizing a new building with highenergy efficiency and high levels of internal comfort. If circulating water is thermally stabilized by exchanging ...