2020年7月19日星期日
Dangantaka tsakanin shimfidar busar da ƙarfin ɗaukar nauyi a halin yanzu
Dangantaka tsakanin shimfidar busar da ƙarfin ɗaukar nauyi a halin yanzu
Carryingarfin currentarfin yanzu yana sama da waccan lokacin da aka sanya ta a
kwance.
Gabaɗaya, lokacin da aka shimfiɗa
busasshen ƙasa laɓe kuma nisa ba ta wuce 60㎜ ba, ƙarfin ɗaukar ta yanzu shine
0.95 sau na bas ɗin tsaye, kuma lokacin da nisa ya fi 60㎜, ƙarfin ɗaukar na
yanzu shine madaidaicin 0.92, wannan saboda yanayin zubar da zafi lokacin
tsayawa yafi dacewa lokacin kwanciya. 3.3 valueaukar ƙarfin aiki Dangane da
kayan daban-daban na motar bas, yanzu dauke da karfin da ake da shi ma ya
bambanta a daidai zazzabi. A cikin kayan sauyawa da kayan sarrafawa, katako na
tagulla na katako shine babban bas ɗin aluminika na katako. Carryingimar da take
ɗauke da ita yanzu tana iya kasancewa gwargwadon littattafan zane daban-daban.
Dangane da shekaru da yawa na gwaninta, marubucin ya taƙaita ƙididdigar
ƙididdigar ƙididdigar sauƙaƙe na halin busasshen halin
yanzu
(AC) lokacin da ya miƙe tsaye ta ƙididdigar yawan bas ɗin da ke ɗauke da ƙarfin
halin littattafai daban-daban. Carryingarfin ɗauke da Idarfin A (A) na katako
mai faɗi na kusurwa huɗu a ℃ 40 ℃: Id = k (b + 8.5) h A cikin dabara, b shine
kauri daga cikin busbar (mm); h shine girman sandar busar (mm); k shine
coefficient (A / mm). Dangantaka tsakanin ƙarfin ɗaukar yanzu-bas ɗin farin
ƙarfe mai lahani biyu da kuma busar maraba ɗaya-ɗaya a 40 ℃ I2 = (1.56 ~ 1.58)
Id A cikin dabara, I2 shine karfin iko na yanzu (A) na bas mai jan karfe biyu;
Id shine halin ɗaukar hoto na yanzu (A) na bas mai farin ƙarfe ɗaya. 1.56 ~ 1.58
shi ne mai ba da isasshen aiki, galibi 1.58 don bashin 100 × 10; 1.57 don 80 ×
10, 1.57 don 60 × 6, da 1.56 don 60 × 6. Dangantaka tsakanin ƙarfin ɗaukar
bashin ƙarfe 3 na ƙarafa da sandar tagulla ɗaya na Layer a 40 ℃ ita ce: I3 = 2Id
A
cikin
dabarar cnc busbar
punch, I3 shine ƙarfin ɗaukar hoto na yanzu da keɓaɓɓun fitila mai lamba
huɗu (A). A 40 ℃, alaƙar da ke tsakanin ƙarfin ɗaukar yanzu na busassun ƙarfe na
4-Layer da kuma bas ɗin farin ƙarfe ɗaya (wannan nau'in zaɓi ba da shawarar ba
ne, yana da kyau a yi amfani da busar musamman-mai fasali a maimakon)
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