The calculations set forth {HEAD ~ approximations} for the freezing time and {TAIL ~ power demand} as a function of the advance of the freezing front for various conditions of soil moisture and initial soil temperature 
The calculations set forth { HEAD ~ approximations } for the freezing time and { TAIL ~ power demand } as a function of the advance of the freezing front for various conditions of soil moisture and initial soil temperature
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH