Kapangidwe ka mapaipi a Freon Chinthu chachikulu cha refrigerant ya Freon ndichakuti imasungunuka ndi mafuta odzola. Chifukwa chake, ndikofunikira kuonetsetsa kuti mafuta odzola omwe amachokera ku compressor iliyonse yoziziritsira akhoza kubwerera ku compressor yoziziritsira akadutsa...
Kodi mumadziwa magawo ati popanga malo osungiramo zinthu zozizira? Izi ndi chidule cha magawo omwe ayenera kusonkhanitsidwa kuti asungidwe tsiku ndi tsiku kuti muwagwiritse ntchito. 1. Kodi malo osungiramo zinthu zozizira omwe mukufuna kumanga ali kuti, kukula kwa malo osungiramo zinthu zozizira kapena kuchuluka kwa katundu wosungidwa? 2. Kodi ndi njira yanji...
1. Malo osungira ozizira ofanana ndi mpweya wozizira: Katundu pa mita imodzi ya kiyubiki amawerengedwa molingana ndi W0=75W/m³. 1. Ngati V (voliyumu ya malo osungira ozizira) < 30m³, posungira ozizira okhala ndi zitseko zotseguka pafupipafupi, monga kusungira nyama yatsopano, chinthu chochulukitsa A=1.2; 2. Ngati 30m³≤V<100m...
Ukadaulo wa firiji ndi zofunikira pa khalidwe: 1- Kukonzekera nyumba yosungiramo katundu Nyumba yosungiramo katundu imayeretsedwa ndi kupatsidwa mpweya wokwanira nthawi yosungira isanasungidwe. 2- Kutentha kwa nyumba yosungiramo katundu kuyenera kuchepetsedwa kufika pa 0--2C pasadakhale mukalowa m'nyumba yosungiramo katundu. 3- Voliyumu yolowera 4...
Kumanga malo osungiramo zinthu zozizira, kukhazikitsa malo osungiramo zinthu zozizira za nkhuku, malo osungiramo nyama ya nkhuku zozizira, ndi kapangidwe ka malo osungiramo zinthu zozizira omwe amathira asidi pang'ono Chifukwa kutentha kumatsika pansi pa -15°C, kuchuluka kwa kuzizira kwa chakudya kumakhala kwakukulu, tizilombo toyambitsa matenda ndi ma enzymes amasiya kugwira ntchito ndi kukula kwawo,...