Adwinnadeɛ a ɛfa Akɔtena Nhoma Kɔɔkɔɔ (McKee/BCT) Ho
Fa adaka biara no edge crush test, nsɛnkyerɛnne ne nhoma no caliper hyɛ mu na hwɛ ne akɔtena mmɔhwehwɛdeɛ (BCT) — na akyiri no hwɛ sɛnea wobɛtumi atena no soro pɛpɛɛpɛ.
Atena Soro A ɛyɛ Pɛpɛɛpɛ (Adaka a ɛyɛ mmerɛw paa no)
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Fa ECT, nsɛnkyerɛnne ne caliper hyɛ mu na hwɛ akɔtena ahoɔden no
Dɛn Ne Akɔtena Nhoma Mmɔhwehwɛdeɛ Ahoɔden — Ne McKee Mmɔhwehwɛdeɛ No?
Nhoma kɔɔkɔɔ adaka no atena soro ahoɔden no nyɛ nɔma baako a wɔde hyɛ adaka no so — ɛyɛ mmɔhwehwɛdeɛ a wɔyɛ fi nhoma no edge crush test, adaka no nsɛnkyerɛnne ne nhoma no caliper mu a wɔde McKee mmɔhwehwɛdeɛ no yɛ, na akyiri no wɔde ahoɔden a ɛwɔ hɔ no ho nkɔmhyɛ no si fam ama adwumayɛ a ɛda hɔ no mu.
Edge crush test (ECT)
Ahoɔden a ɛfata a ɛbɛma nhoma kɔɔkɔɔ no ano no atɔ fam wɔ ne ano no mu ɛfiri sɛ wɔde ahoɔden no bɔ no — wɔkyerɛw wɔ adaka yɛfoɔ nkrataa so, na ɛyɛ 23-51 lb/in ma nneɛma a ɛyɛ pɛpɛɛpɛ no.
Nsɛnkyerɛnne ne caliper
Nsɛnkyerɛnne kɛseɛ (tɛtɛɛ + tɛtrɛɛ) ma adaka no ano yɛ kɛseɛ na ɛma ɛtumi atena nnɔɔteɛ pii; nhoma kɛseɛ (caliper) ma ɛyɛ den ara na ɛnni fam — ɛyɛ abien no nyinaa ma McKee mmɔhwehwɛdeɛ no mu nsɛm no yɛ kɛseɛ.
Ahoɔden a ɛwɔ hɔ no ho nkɔmhyɛ
McKee mmɔhwehwɛdeɛ no ma akɔtena mmɔhwehwɛdeɛ (BCT) a ɛda adwuma a ɛwɔ hɔ no mu — atena soro a ɛda hɔ no mu no mu ahoɔden no yɛ mmerɛw sɛnea ɛte ɛfiri sɛ mframa a ɛyɛ hyew, bere a wɔde adaka no si hɔ ne nsɛnkyerɛnne a ɛba wɔ akwantuo mu no nyinaa ma nhoma no yɛ mmerɛw — ɛno nti na ahoɔden a ɛwɔ hɔ no ho nkɔmhyɛ a ɛyɛ 4-6 no yɛ nhyehyɛeɛ a ɛda hɔ.
Nsɛm a ɛnsɛ sɛ wɔhwɛ
Pallet a ɛkɔ so, atena a ɛnyɛ pɛpɛɛpɛ, nsɛntitiriw anaa nsɛnkyerɛnne a wɔayɛ wɔ adaka no mu, ne mframa a ɛyɛ hyew pii nyinaa ma ahoɔden a ɛda hɔ no mu no yɛ mmerɛw bio — mmɔhwehwɛdeɛ yi hwɛ McKee mmɔhwehwɛdeɛ a ɛda hɔ no nko ara.
Nkontaabu no
BCT = 5.87 × ECT × √(Perimeter × Caliper)
Atena soro a ɛyɛ pɛpɛɛpɛ = ⌊(BCT ÷ Ahoɔden a ɛwɔ hɔ no ho nkɔmhyɛ) ÷ Adaka no mu nnɔɔteɛ⌋ + 1
Adɛn na ɛbɛyɛ sɛ adaka bi wɔ ECT a ɛyɛ 32 lb/in, na ɛyɛ 16 × 12 inches, na wɔde caliper a ɛyɛ 0.17 in nhoma no yɛ? Perimeter = 2 × (16 + 12) = 56 in. BCT = 5.87 × 32 × √(56 × 0.17) ≈ 580 lb. Sɛ ahoɔden a ɛwɔ hɔ no ho nkɔmhyɛ no yɛ 4 a, ɛno deɛ ɛkyerɛ ne sɛ atena a ɛyɛ pɛpɛɛpɛ no mu nnɔɔteɛ a ɛfata a ɛbɛsi fam no yɛ 145 lb — kyɛ adaka a wɔde nnɔɔteɛ ahyɛ mu no mu nnɔɔteɛ no na hwɛ sɛnea wobɛtumi atena no soro pɛpɛɛpɛ.
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