1. Refrigerant R22:
R22 wani nau'i ne na zafin jiki, daidaitaccen wurin tafasa na 40.8 ° C, ruwa mai narkewa a cikin R22 kadan ne, kuma man ma'adinai yana narkar da juna, R22 ba ya ƙonewa, ko fashewa, guba yana da ƙananan, R22 yana iya yin bincike sosai. mai ƙarfi, kuma leaks yana da wuyar samu.
R22 ana amfani dashi sosai a cikin injin kwandishan, famfo mai zafi, na'urar bushewa, na'urar bushewa, ajiyar sanyi, kayan abinci mai sanyi, kayan sanyi na ruwa, firiji na masana'antu, firiji na kasuwanci, sassan firiji, nunin babban kanti da ɗakunan ajiya, da sauransu.
2. Refrigerant R134A:
R134a yana da kwanciyar hankali mai kyau na sinadarai, duk da haka, saboda mafi girma da ruwa mai narkewa, don haka mummunan tsarin refrigeration, ko da akwai ƙananan ruwa, a ƙarƙashin aikin lubricating mai da sauransu, zai haifar da acid, carbon monoxide. , carbon dioxide ko zuwa karfe lalata sakamako, ko "tagulla" sakamako, don haka duk abin da a kan tsarin na bushe da kuma tsabta ko da mafi wuya.
R134a, a matsayin madadin refrigerant zuwa R12, yana da ƙananan ƙwayar cuta kuma ba shi da wuta a cikin iska. Ana amfani dashi a cikin: firiji, injin daskarewa, masu ba da ruwa, na'urorin kwantar da hankali na mota, na'urorin kwantar da hankali na tsakiya, dehumidifiers, ajiyar sanyi, firiji na kasuwanci, ruwan kankara. injuna, injinan ice cream, injin daskarewa da sauran kayan sanyi.
3. Refrigerant R404A:
Ana amfani da R404A galibi don maye gurbin R22 da R502.Yana da halaye na tsaftacewa, ƙananan guba, rashin ƙonewa da sakamako mai kyau na refrigeration. Its ODP ne 0, don haka R404A ne mai refrigerant cewa ba ya halakar da ozone Layer a cikin yanayi.
R404A ya ƙunshi HFC125, hfc-134a da hfc-143.Yana da iskar gas mara launi a dakin da zafin jiki da ruwa mara launi mara launi a matsa lamba na kansa.Ya dace da sababbin kayan aikin firiji na kasuwanci, kayan aikin motsa jiki da kayan aiki na firiji a matsakaici da ƙananan yanayin zafi.
4. Refrigerant R410A:
Matsakaicin aiki na R410A shine kusan sau 1.6 na na'urar kwandishan R22 na al'ada, kuma aikin refrigeration ( dumama) yana da girma. da kuma carbon.R410A a halin yanzu an san duniya a matsayin mafi dacewa da firji don maye gurbin R22, kuma ya shahara a Turai, Amurka, Japan da sauran ƙasashe.
Ana amfani da R410A galibi don maye gurbin R22 da R502.Yana da halaye na mai tsabta, ƙananan ƙwayar cuta, rashin ƙonewa da sakamako mai kyau na refrigeration, kuma ana amfani dashi sosai a cikin na'urori na gida, ƙananan kwandishan na kasuwanci da na'ura na tsakiya na gida.
5. Refrigerant R407c:
R407C ne mai chlorine-free fluorothane non-azeotropic gauraye refrigerant, colorless gas, adana a cikin wani Silinda a matsayin matsa liquefied gas.The ODP ne 0, da kuma R407C ne na dogon lokaci maimakon R22, wanda aka yi amfani a cikin kwandishan tsarin da kuma iska. tsarin sanyi ba na tsakiya ba.Lokacin da aka yi amfani da shi akan kayan aikin R22 na asali, za a maye gurbin abubuwan da aka gyara da man fetur mai sanyi na tsarin asali.
Ana amfani da R407C galibi don maye gurbin R22.Yana da halaye na tsabta, ƙananan ƙwayar cuta, rashin ƙonewa da kyakkyawan sakamako na refrigeration.A ƙarƙashin yanayin kwandishan, ƙarfin jujjuyawar naúrar sa da ƙimar refrigeration sun kasance 5% ƙasa da na R22. A ƙananan yanayin zafi, ƙarancin sanyaya ba ya canzawa da yawa, amma ƙarfin sanyaya kowane juzu'in naúrar shine 20% ƙasa.
6. Refrigerant R600a:
R600a sabon refrigerant ne na hydrocarbon tare da kyakkyawan aiki.An samo shi daga sinadarai na halitta, wanda ba ya lalata sararin samaniyar ozone, ba shi da wani tasiri na greenhouse kuma yana da kore da kuma yanayi-friendly.It an halin da high latent zafi na evaporation da kuma karfi da sanyaya iya aiki.Good kwarara aiki, low watsa matsa lamba, low amfani da wutar lantarki, jinkirin dawo da zafin jiki mai nauyi.Ya dace da nau'ikan lubricants daban-daban, shine madadin R12.R600a iskar gas mai ƙonewa.Ana iya haɗe shi da iska don samar da wani abu mai fashewa.Hanyar tashin hankali don saduwa da oxidant.Turare ya fi iska nauyi kuma yana iya yada nisa a ƙasan wuri.Idan wuta ta tashi, tushen zai kama wuta kuma ya sake yin mulki.
7. Refrigerant R32:
Yawancin ma'aikatan firiji suna jin tsoron R32 lokacin da suke magana game da shi.Hatsari na irin wannan na'urar sanyaya abinci ya zama ruwan dare.A yawancin lokuta, haɗarin haɗari yana faruwa ga masu shayarwa.Muna jaddada cewa idan ya zama dole don maye gurbin sassa don kula da tsarin refrigeration, dole ne a kwashe shi kafin aiki. Yi hankali kada ku gabatar da wuta!
R32 yafi maye gurbin R22, wanda shine iskar gas a dakin da zafin jiki da kuma ruwa mara launi a matsi.Yana da sauƙi a narke cikin mai da ruwa.Ko da yake yana da yuwuwar rage ƙarancin ozone, yana da babban yuwuwar dumamar yanayi, wanda ya ninka sau 550 fiye da carbon dioxide kowace shekara 100.
A duniya dumama coefficient na R32 refrigerant ne 1/3 na R410A, wanda shi ne mafi muhalli abokantaka fiye da na gargajiya R410A da R22 refrigerant, amma R32 yana da wani flammability.Inganta muhalli m flammability.Compared da R410A refrigerant, R32 high jikewa matsa lamba da game da 3% , 8-15 ℃ high shaye zafin jiki, high iko, game da 3-5%, zai iya tasiri kwatanta high game da 5%; High dace, high aiki pressure.A guda aiki yanayin da guda aiki mita a matsayin kwampreso, da sanyaya iya aiki. na tsarin R32 yana da kusan 5% sama da na R410A refrigerant.
8. Refrigerant R717:
Ammoniya ne mafi yadu amfani matsakaici matsa lamba matsakaici zazzabi refrigerant.Amonia misali na solidification zafin jiki ne 77.7 ℃, da evaporating zafin jiki na 33.3 ℃, da condensing matsa lamba kullum a dakin zafin jiki ne 1.1 ~ 1.3 MPa, ko da lokacin rani sanyaya ruwa zafin jiki kamar yadda high. kamar yadda 30 ℃ kasa da 1.5 MPa.It ne yafi amfani a cikin manyan masana'antu refrigeration da kasuwanci refrigeration.
Sauƙi don samun, ƙarancin farashi, matsa lamba mai matsakaici, babban sanyaya naúrar, babban coefficient na exothermic, kusan maras narkewa a cikin mai, ƙaramin juriya mai gudana, sauƙin samun lokacin leakage.But yana da wari mai ban haushi, mai guba, na iya ƙonewa da fashewa, kuma yana da tasirin lalata. a kan tagulla da jan ƙarfe.
9. Refrigerant R290:
R290, propane, shi ne wani sabon muhalli kariya refrigerant.Mainly amfani da tsakiyar kwandishan, zafi famfo kwandishan, iyali kwandishan da sauran kananan refrigeration kayan aiki.High tsarki R290 da ake amfani da zazzabi ji material.The m da farko aji R290 iya zama. ana amfani da shi azaman refrigerant don maye gurbin R22 da R502, wanda ya dace da tsarin asali da mai mai mai, don kwandishan tsakiya, kwandishan famfo mai zafi, kwandishan gida da sauran ƙananan kayan aikin firiji.
Gwaje-gwaje sun nuna cewa adadin perfusion na R290 a ƙarƙashin wannan tsarin tsarin shine kusan 43% na na R22. Tun da latent zafi na vaporization na R290 ne game da sau biyu na R22, refrigerant wurare dabam dabam na refrigeration tsarin ta yin amfani da R290 ne da yawa karami. Yin amfani da refrigerant R290, da makamashi ceton kudi zai iya kai 10-35%.R290 "mai kumburi da fashewa" m lahani ne musamman m.R290 za a iya gauraye da iska don samar da wani fashewar cakuda, wanda ke cikin hadarin konewa da fashewa a kasancewar tushen zafi da bude wuta.
1.Matsi na evaporation ya fi girma
Matsakaicin matsa lamba ya fi girma: idan matsi na evaporation na refrigerant ya fi ƙasa da matsa lamba na yanayi, iska yana da sauƙi don shiga cikin tsarin kuma tsarin yana da wuyar magancewa.Sabili da haka, ana fatan cewa matsa lamba na evaporation na refrigerant a ƙananan zafin jiki zai iya zama mafi girma fiye da yanayin yanayi.
2.The latent zafi na evaporation ne mafi girma
Zafin latent na vaporization ya fi girma: latent zafi na vaporization na refrigerant ya fi girma, yana nuna cewa babban adadin zafi za a iya tunawa ta amfani da ƙasa mai sanyaya.
3.The m zafin jiki ne mafi girma
Idan mahimmin zafin jiki ya yi girma, yana nuna cewa zafin jiki mai sanyi yana da girma, za'a iya sanyaya na'urar ta amfani da iska ko ruwa na yanayi don cimma tasirin gurɓataccen ruwa.
4.A matsa lamba ne m
Matsakaicin mai sanyaya yana da ƙasa: matsi mai sanyaya yana da ƙasa, yana nuna cewa za'a iya shayar da refrigerant tare da ƙananan matsa lamba, kuma ma'aunin matsawa na compressor yana da ƙananan, wanda zai iya ajiye ƙarfin dawakai na kwampreso.
5.The solidification zafin jiki ya zama low
Yanayin daskarewa yayi ƙasa: wurin daskarewa na mai sanyaya yayi ƙasa kaɗan, in ba haka ba mai sanyaya yana daskarewa a cikin injin daskarewa kuma baza'a iya yaduwa ba.
6.The gas coolant ne karami fiye da girma
Ƙayyadaddun ƙayyadaddun ƙayyadaddun iskar gas ɗin ya fi ƙanƙanta: ƙananan ƙayyadaddun ƙayyadaddun ƙayyadaddun iskar gas mai sanyaya, mafi kyau, ƙaramin ƙarar na'urar na iya rage farashin, kuma bututun tsotsa da bututun shayewa na iya amfani da ƙaramin bututu rarraba mai sanyaya.
7. Liquid coolant yana da mafi girma yawa
Mafi girma da yawa na mai sanyaya ruwa, mafi girma da yawa na mai sanyaya ruwa, ƙaramin bututu zai iya zama.
8.mai narkewa a cikin daskararre mai
Mai narkewa a cikin mai daskararre: Mai narkewa a cikin mai daskarewa: tsarin baya buƙatar shigar da mai raba mai.
9.Chemical kwanciyar hankali
Chemical kwanciyar hankali: evaporation zafin jiki zai bambanta da zazzabi canje-canje, kamar evaporation zafin jiki na kankara ruwa inji ne 0 ~ 5 ℃, sanyi a cikin refrigeration tsarin sake zagayowar, sanyi kafofin watsa labarai kawai jiki canji, ba tare da sinadaran canji, ba bazuwar.
10.Babu lalata
Zafin latent na evaporation yana da girma: maras lalacewa ga karfe da karfe, kuma ammoniya mai lalata ga jan karfe. Kyakkyawan rufi, in ba haka ba zai lalata murfin motar compressor, don haka kada a yi amfani da ammoniya a cikin rufaffiyar kwampreso, don kauce wa lamba kai tsaye. tare da jan karfe.
11.Ba - mai guba ba - mai ƙonewa ba - fashewa
12.Kada ka lalata muhalli
Lokacin aikawa: Dec-14-2018
