I-R1238yf yenye yezona zinto zilungileyo zeRivera yeRivera yeR134A. Ukuze ufunde ifriji kunye nokufudumeza kwenkqubo ye-R12344 ye-R1234yf yenkqubo,Isithuthi esitsha samandla esisebenza nge-pump yomoyaKwakhiwa ibhentshi yovavanyo, kwaye umahluko kwifriji kunye nokufudumeza phakathi kwe-R1234% yenkqubo kunye ne-R134A Inkqubo ithelekiswa neemvavanyo. Iziphumo zovavanyo zibonisa ukuba amandla okupholisa kunye ne-R1234yf Inkqubo iphantsi kuneyona nkqubo ye-R134A. Ngaphantsi kwemeko yokufudumeza, ukuveliswa kobushushu kwe-R1234yf Inkqubo iyafana nenkqubo ye-R134A, kwaye ikopi ingaphantsi kwe-R134A System. Inkqubo ye-R1234yf ilungele ukusebenza okuzinzileyo ngenxa yobushushu obuphantsi.
I-R134A inolwazi olushushu lwehlabathi (i-GWP) ye-1430, yeyona GWP iphezulu phakathi kwezo nyhani eziqhelekileyo ezisetyenzisiweyo. Ngokwanda kokuqonda kwabantu okusingqongileyo, ukusetyenziswa kweengcali ze-GWP ephezulu kwaqala ngokuthe ngcembe. Ifriji entsha yeRo21234yf, ngenxa ye-GWP yayo kuphela ye-4 ne-odp ye-0, inepropathi ethengiswayo ye-G134a kwaye kulindeleke ukuba ibe yi-R134A.
Kolu phando lovavanyo, i-R1234yf itshintshwe ngqo kwi-R134AInkqubo entsha yePump yePump yePump yoMgangatho Ibhentshi yovavanyo, kunye nomahluko wentsebenzo phakathi kwe-R1234% yenkqubo ye-R134A inkqubo yefriji eyahlukileyo kunye neemeko zempompo zobushushu ziyafundwa. Izigqibo ezilandelayo ziyatsalwa.
1) Ngaphantsi kweemeko zefriji, umthamo wokupholisa kunye nekopi yenkqubo ye-R1234yf yenkqubo ye-R134A yenkqubo ye-R134A, kwaye i-guap ye-POP ngokuthe ngcembe inyuka ngokunyuka kwesantya esijikelezayo. Xa kuthelekiswa neRhafu yokuHanjiswa kobushushu kwi-condenser kunye nomthamo wokupholisa kwi-Evaporator, inqanaba eliphezulu lokuhamba kwe-R1234yf lenkqubo ihlawula ubushushu obuphantsi.
2) Ngaphantsi kweemeko zokufudumeza, ukuveliswa kobushushu kwenkqubo ye-R1234yf inkqubo ilingana nenkqubo ye-R134A, kwaye i-Cop System yenkqubo ye-R134A, kunye ne-comressor yokusebenzisa izizathu eziphantsi Ikopi. Ngaphantsi kweemeko zobushushu ezisezantsi, ngenxa yokunyuka kwevolumu ethile yokukhuthaza kunye nokwehla kokuhamba kwesininzi, ukuveliswa kobushushu beenkqubo zombini kunzulu.
3) Phantsi kwemeko yokupholisa kunye nokufudumeza iimeko ezishushu, ubushushu obunqabileyo be-R1234yf bungaphantsi kwe-R134A System, elungeleUmsebenzi ozinzileyo wenkqubo.
IXESHA LOKUQALA: I-DEX-18 ukuya kwi-2023