Ebe Flash na ebe esi mmanụ ngbanwe
Ihe
Njirimara izugbe na ọrụ nke mmanụ transformer
Mmanụ ahụ ga-enwerịrị ihe ndị a:
- Njiri mara dielectric mara mma na-ekwe nkwa mfu ike pere mpe.
- High resistivity, nke na-eme ka mkpuchi dị n'etiti windings.
- Ebe dị elu na-egbuke egbuke na nkwụsi ike nke okpomọkụ iji belata mfu evaporative.
- Ogologo ndụ ọrụ na njirimara ịka nká dị mma ọbụna n'okpuru ibu eletrik siri ike.
- Enweghị ihe ndị na-eme ihe ike na ihe mejupụtara (nke bụ sọlfọ), nke na-enye nchebe megide corrosion.
Ebumnuche nke ngwa:
- Mkpuchi n'etiti windings na ndị ọzọ conductive akụkụ nke a transformer.
- Iju oyi nke akụkụ ihe ntụgharị.
- Mgbochi nke oxidation nke cellulose site na mkpuchi mkpuchi akwụkwọ.
Enwere ụdị mmanụ ngbanwe abụọ: naphthenic na paraffin. A chịkọtara ọdịiche dị n'etiti ha na tebụl:
| Ihe atụnyere | Mmanụ mmanụ | Mmanụ paraffin |
| 1. | Ọdịnaya paraffin/wax dị ala | Ọdịnaya paraffin/wax dị elu |
| 2. | Ebe a na-awụsa mmanụ naphthenic dị ala karịa nke mmanụ paraffin | Ebe a na-awụsa mmanụ paraffin dị elu karịa nke mmanụ naphthenic |
| 3. | Mmanụ Naphthenic oxidize dị mfe karịa mmanụ paraffin. | Oxidation nke mmanụ paraffin dị obere karịa nke naphthenic |
| 4. | Ngwaahịa oxidation bụ mmanụ soluble | Ngwaahịa oxidation bụ ihe na-adịghị edozi na mmanụ |
| 5. | Oxidation nke mmanụ crude nke dabeere na paraffin na-ebute n'ichepụta ihe na-adịghị edozi nke na-eme ka viscosity dịkwuo elu. Nke a na-eduga n'ibelata nnyefe ọkụ, ikpo ọkụ na belata ndụ ọrụ. | Ọ bụ ezie na mmanụ naphthenic na-adị mfe oxidized karịa mmanụ paraffin, ngwaahịa oxidation na-agbaze na mmanụ. |
| 6. | Mmanụ Naphthenic nwere ogige na-esi ísì ụtọ nke na-anọgide na-ekpo ọkụ na obere okpomọkụ ruo -40 Celsius | - |
Ebe Flash nke mmanụ ntụgharị
Njirimara a na-anọchi anya opekempe okpomọkụ nke usoro vaporization na-amalite.
Ọrụ bụ isi nke mmanụ transformer bụ ikpuchi ma mee ka ọ dị jụụ. Mmanụ a kwụsiri ike na oke okpomọkụ ma nwee ezigbo ihe mkpuchi ọkụ eletrik. Ọ bụ ya mere a na-eji mmanụ ndị dị otú ahụ eme ihe na transformers iji kewapụ akụkụ ndị na-ebu ugbu a n'okpuru nnukwu voltaji ma mee ka ha dị jụụ.
Enweghi ibu ma ọ bụ ihe efu na-abaghị uru na-eme ka okpomọkụ nke ikuku na-atụgharị na ihe mkpuchi gburugburu ikuku. Mmụba nke okpomọkụ mmanụ bụ n'ihi mwepụ nke okpomọkụ site na windings.
Ọ bụrụ na ebe ọkụ ọkụ nke mmanụ dị n'okpuru ọkọlọtọ, mgbe ahụ, mmanụ ahụ na-ekpochapụ, na-emepụta gas hydrocarbon n'ime tank nke ihe ntụgharị. Na nke a, Buchholz relay na-emekarị njem. Ọ bụ ngwaọrụ nchebe nke etinyere n'ọtụtụ atụmatụ nke ndị na-agbanwe ọkụ eletrik, ebe a na-enye ebe nchekwa mmanụ dị n'èzí.
Ebe ihe ọkụ ọkụ na-emebu maka mmanụ mgbanwe bụ 135….145°C.
Ebe a na-esi mmanụ ngbanwe
Ọ dabere na ngwakọta kemịkalụ nke irighiri ihe ndị ahụ. Ebe mmanụ paraffin na-esi esi, nke sitere na ihe mejupụtara ya kwụsiri ike ruo oke okpomọkụ, dị ihe dịka 530 Celsius. Mmanụ Naphthenic na-esi na 425ºC.
Ya mere, mgbe ị na-ahọrọ ihe mejupụtara nke mgbasa ozi jụrụ oyi, onye kwesịrị iburu n'uche ọnọdụ ọrụ nke transformer na njirimara mmepụta ya, nke mbụ, usoro ọrụ na ike.
