Isakhiwo sezimbali ze-dewar
I-Dewar Flask ikakhulukazi yakhiwa ngezendlalelo ezimbili zeziqukathi, isitsha sangaphakathi nesingaphandle, esinongqimba lwe-vacuum phakathi kweziqukathi ezimbili zokufakelwa okushisayo.
I-Dewar Flask ikakhulukazi yakhiwa ngezendlalelo ezimbili zeziqukathi, isitsha sangaphakathi nesingaphandle, esinongqimba lwe-vacuum phakathi kweziqukathi ezimbili zokufakelwa okushisayo. Isitsha sangaphakathi kwesinye isikhathi senziwa ngensimbi engenasici futhi sibhekele ukugcina umoya-mpilo owuketshezi ngqo noma ezinye iziphuzo ze-crygenic. Isitsha sangaphandle sivikela isitsha sangaphakathi esivela emvelweni yangaphandle futhi futhi singumngcele wesendlalelo se-vacuum.
Ngaphezu kwesendlalelo se-vacuum, iziqukathi zangaphakathi nezangaphandle zigcwele izinto ezifakwayo ezifana ne-fiberglass noma i-foam plastics ukuze zithuthukise umphumela wokufakelwa okushisayo. Lo mklamo wesakhiwo unganciphisa ukudluliselwa kokushisa futhi uqinisekise ukuthi i-oksijini ye-liquid ihlala i-liquid esitsheni sangaphakathi isikhathi eside.
I-Dewar Flask ifakwe nama-valves nama-piping systems ukulawula ukuhamba nokukhishwa kwe-oksijini ewuketshezi. Ama-valves ajwayele atholakala ngaphezulu noma ohlangothini lweflask ye-dewar ukuze umphakathi usebenze kalula. Uhlelo lokuphawula luhambisa umoya-mpilo owuketshezi esitsheni sangaphakathi emishini yangaphandle noma yokusebenzisa amaphuzu.