Difluoromethan
Nibii Amli Kwɛmɔ
Tsofa Gbɛi: Difluoromethan
CAS Yibɔ: 75-10-5
Molekular fɔmula: CH2F2
Molekular tsiimɔ: 52.02 g/mol
Gbɛi ni afɔɔ namɔ: R-32 (tamɔ friji)
Difluoromethane (R-32) ji tsofa ko ni bɛ su, ni bɛ awui, ni shãa fioo, ni etsuɔ nii jogbaŋŋ yɛ la mli. Ákɛ yinɔ ni nyiɛ sɛɛ lɛ mli fɛ̃i ni kɛ shihilɛ kpãaa gbee lɛ, ebatsɔ nɔ titri ni akɛtoɔ blema friji ni GWP (Global Warming Potential) ni fa babaoo yɔɔ mli lɛ najiaŋ, ni akpɛlɛɔ nɔ babaoo yɛ bɔ ni etsuɔ nii jogbaŋŋ, ehaa mɔ he jɔɔ lɛ, kɛ bɔ ni ekɛ shihilɛ kpãaa gbee lɛ hewɔ.
Nibii Titrii
| Prɔpati | Nɔ pɔtɛɛ | Ninejurɔ |
| He ni edɔɔ (yɛ 1 atm) | -51.6°C (-60.9°F) | Ehaa dɔlɛ tsɔɔ mli jogbaŋŋ yɛ dɔlɛ nitsumɔi ni baa shi mli |
| GWP (Jeŋ dɔlɛ Hewalɛ, 100 - afi) | 675 | 410A (GWP = 2088) kɛ R - 22 (GWP = 1810) lɛ baa shi kwraa, ni ebaa kɔɔyɔɔ fɔŋ ni ajieɔ lɛ shi lɛ shi |
| ODP (Ozone ni baa shi) | 0 | Nɔ ko nɔ ko efiteee ozone layer lɛ, kɛ majimaji shihilɛ he mlai kpãa gbee (nɔkwɛmɔnɔ, Montreal Protocol) |
| Temperature ni He Hiaa | 78.1°C (172.6°F) | Ehi kɛha kɔɔyɔɔ mlidɔɔ kɛ dɔlɛ pɔmp gbɛjianɔtoi ni tsuɔ nii yɛ shihilɛi ni mli edɔɔ kɛyashiɔ ŋwɛi |
| La ni shãa | La shãa fioo (A2L mligbalamɔ kɛha ASHRAE 34) | Eyɛ shweshweeshwe kɛha shĩa kɛ jarayeli nitsumɔi babaoo ni ato he gbɛjianɔ jogbaŋŋ |
| Dɔlɛ Hewalɛ | Nɔ ni nɔ kwɔ (ehi fe R - 410A) | Ehaa hulutsoo/dɔlɛ nitsumɔ yaa hiɛ, ni ehaa hewalɛ ni akɛtsuɔ nii lɛ baa shi |
Nibii ni Akɛtsuɔ Nii
Akɛ R-32 tsuɔ nii babaoo yɛ nitsumɔhei srɔtoi kɛ jarayeli hei yɛ bɔ ni etsuɔ nii jogbaŋŋ ehaa kɛ sɛɛnamɔi ni eyɔɔ kɛha shihilɛ mli nibii lɛ hewɔ:
Shia kɛ Jarayeli Kɔɔyɔɔ ni Akɛwoɔ Mli: Taakɛ eji nɔ titri ni haa kɔɔyɔɔ mli fɛ̃i baa kɛha AC ni mli eja, samflɛ mli ACs, kɛ VRV (Variable Refrigerant Volume) gbɛjianɔtoi. Ekɛ R-410A yeɔ najiaŋ yɛ nibii heei amli, ni ekɛ hewalɛ ni akɛtsuɔ nii lɛ baa shi 10-15%.
Heat Pumps: Ehi jogbaŋŋ kɛha kɔɔyɔɔ mli dɔlɛ pɔmpii (ASHPs) kɛ nu mli dɔlɛ pɔmpii (WSHPs), ni ekɛ dɔlɛ nitsumɔ ni yɔɔ shiŋŋ haa yɛ hulutsoo be ni baa shi po mli (-10°C kɛyashi 5°C).
Friji He Gbɛjianɔtoi: Akɛtsuɔ nii yɛ friji bibii kɛyashi teŋgbɛ, nibii ni akɛjieɔ nii akpo, kɛ nibii ni akɛtoɔ nibii ni mli ejɔ mli, ni ehaa fɛ̃i baa jogbaŋŋ ni ekɛ nɔ ko kwraa baaa shihilɛ ni yɔɔ jɛmɛ lɛ nɔ.
Foam Blowing Agents: Yɛ nitsumɔhei komɛi amli lɛ, R-32 tsuɔ nii akɛ nɔ ni akɛfɔ̃ɔ polyurethane foam ni mli wa, ni ehaa foam lɛ he nibii ni tsiɔ la kɛjɛɔ mli lɛ yaa hiɛ.
Organic Synthesis: Etsuɔ nii akɛ nɔ ni akɛtsuɔ nii yɛ tsofai ni akɛ fluor yɔɔ mli lɛ afeemɔ mli, ni tsofai kɛ polymers krɛdɛɛi fata he.
Shweshweeshwefeemɔ kɛ Mlai Anɔyeli
Shweshweeshwefeemɔ He Gbɛtsɔɔmɔi
Bɔ ni akɛtsuɔ nii: Tsi ohe kɛjɛ hewolo/hiŋmɛii ahe tɛ̃ɛ; kɛ glɔvs ni buɔ mɔ he, goggles, kɛ mumɔ he nibii atsu nii yɛ hei ni kɔɔyɔɔ bɛ jogbaŋŋ lɛ.
He ni Akɛtoɔ: Akɛto he ko ni mli ejɔ, ni egbi, ni kɔɔyɔɔ kpakpa boteɔ mli jogbaŋŋ, ni la ni tsoɔ waa, hulutsoo ni naa wa, kɛ nibii ni haa kɔɔyɔɔ baa lɛ akashɛ he. Kɛ nibii ni atsĩ naa, ni nyɛɛɛ afite (nɔkwɛmɔnɔ, dade loo aluminum tsilindai) atsu nii.
Gbɛfaa: Okɛ Jeŋmaji Ekomefeemɔ lɛ mlai ni kɔɔ friji ni akɛwoɔ tsɔne mli lɛ he lɛ atsu nii (UN yibɔ: 3252); kwɛmɔ akɛ atswa cylinders lɛ jogbaŋŋ ni aŋmala nɔ ko awo nɔ.
Mlai ahe nitsumɔ
Eshɛɔ ASHRAE 34 mlai ahe (A2L shweshweeshwefeemɔ mligbalamɔ).
Ekɛ EU F-Gas Mla (Mla (EU) 2014/512) lɛ kpãa gbee, ni ekɛ F-gas ni ajieɔ lɛ kpo lɛ he husu woɔ mli ni ekɛ gbɛi krokomɛi ni GWP ni baa shi lɛ woɔ hiɛ.
Nibii ni akɛtsuɔ nii lɛ ahe nitsulɔi wuji (tamɔ, Daikin, Mitsubishi Electric, Gree) kpɛlɛ nɔ akɛ akɛtsu nii yɛ amɛ AC kɛ hulutsoo pɔmp henɔi heei lɛ amli.
Teknik Data Wolo (TDS) lɛ mli saji otii
| Paramita | Valiu | Gbɛ ni Atsɔɔ Nɔ Akwɛɔ |
| Hetsemɔ (minitii) | 99.9% | GC (Gas Kromatografi) |
| Fɛ̃i ni yɔɔ mli (max) | 10 ppm | Karl Fischer tsɔɔmɔ |
| Acid mli nibii (max) | 0.1 ppm | Titrɛshin |
| Nɔ ni eshwɛ ni jeee nɔ ni sɛɛ tsɛɔ (max) | 10 mg/kg | Gravimɛtri |
| Lasu hewalɛ (yɛ 25°C) | 1.72 MPa | Nɔ ni akɛkwɛɔ nɔnyɛɛ |
Mɛni Hewɔ Wɔhalaa Wɔ Difluoromethane (R-32) lɛ?
Hetsemɔ ni Nɔ Kwɔ: Hetsemɔ ni yaa nɔ daa 99.9% haa nibii ni akɛtsuɔ nii lɛ tsuɔ nii jogbaŋŋ ni ehiɔ shi be kakadaŋŋ.
Eco-Friendly: GWP ni baa shi (675) lɛ fiɔ jeŋ muu fɛɛ carbon he otii lɛ asɛɛ ni ekɛ shihilɛ he mlai ni mli wa kpeɔ.
Shika-Ehilɛ: Thermal nitsumɔ ni nɔ kwɔ haa hewalɛ he nyɔmɔwoo baa shi kɛhaa mɛi ni kɛtsuɔ nii lɛ, yɛ be mli ni wɔ nibii babaoo ni wɔkɛhaa lɛ haa nibii ahe nyɔmɔwoo baa shi.
Jeŋ Muu Fɛɛ Yelikɛbuamɔ: Wɔkɛ ŋaawoo, shweshweeshwefeemɔ he tsɔsemɔ, kɛ nibii ni akɛhaa yɛ be naa lɛ haa mɛi ni heɔ nii yɛ jeŋ fɛɛ lɛ, ni wɔkɛ woji ni tsɔɔ akɛ ISO 9001 kɛ REACH fata he lɛ haa.
Na Wɔ
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