** ịdọ aka ná ntị dị mkpa:** Nke a bụ ederede ndekọ akụkọ ihe mere eme, ọ bụghị ngụkọ igwe ugbu a, ntule ihe egwu ma ọ bụ akwụkwọ ntuziaka na-arụ ọrụ. A ghaghị ịlele ọnụọgụ mgbanwe, ọrịa strok, nchụpụ, ndị agha, ọnụọgụ na ụkpụrụ tabular dị ka ụkpụrụ ziri ezi si dị, akwụkwọ ndị nrụpụta na ọnọdụ mmepụta kpọmkwem.
Ederede a abụghị igwe na-enye ma ọ bụ akwụkwọ ọrụ nke Savo Kusić. Ihe a na-enye ugbu a na-elekwasị anya na windo, ọnụ ụzọ na ngwọta ndị metụtara ya.
Ọnụọgụ mgbanwe na nha strok
Ọnụ ọgụgụ nke revolutions nke aro na-ekpebi arụpụtaghị ihe nke gater. Ọnụ ọgụgụ mgbanwe dị elu, nke na-arụpụta ihe dị elu n’otu nha nke strok gater. Otú ọ dị, na-enweghị ngụkọ tupu oge eruo, ọnụ ọgụgụ nke revolutions nke aro ekwesịghị ịba ụba, n’ihi na nke a na-eduga ná nnukwu mmụba na vetikal inertial agha, nke nwere ike ime ka gater ọdịda. Ọnụọgụ mgbanwe nke aro sitere na200ka350n’ime otu nkeji. The etiti na tensioned saws na-akpali elu na ala na otú a na ndekọ na-ebipụ. A na-akpọ ebe etiti gater gater si na nke kacha ala ruo n’ọkwa kacha elu gatter stroke size.
Ogo nke ọrịa strok na-emetụta mmepụta nke onye nche ọnụ ụzọ. Site na mmụba nke ọrịa strok, n’otu ọnụ ọgụgụ mgbanwe ahụ, mmepụta nke gater na-abawanye. Enwere ike ịbawanye nha ọrịa strok naanị ma ọ bụrụ na eburu ụzọ mee mgbako.
Nzọụkwụ - Ntugharị bụ mmegharị nke osisi n’otu oge zuru oke nke ogwe osisi gater. Enwere ike ikpebi nha nke nzọụkwụ site na ike nke moto mbanye dị ka usoro a:
Log mbugharị na usoro akụkọ ihe mere eme
Δ =140N / Σhn mm ebe Δ bụ nzọụkwụ nke osisi ma ọ bụ osisi n’oge otu ntụgharị zuru oke nke oghere gater, mm; N - moto ike k x s; Σh - nchikota nke elu nke ịkpụ n’etiti ogologo nke log; h - nchikota nke elu nke mbepụ n’etiti ogologo nke log, m; n - ọnụ ọgụgụ nke mgbanwe nke oghere gater, min.
Enwere ike gbakọọ nchikota nke elu dị elu dị ka ụdị Σh = α x dsr x z, ebe α bụ ọnụọgụgụ, nke na-akọwapụta ihe dị elu nke nkwụsị na nke a na-ewere.0,65-0,80mgbe a na-egbutu osisi. Mgbe a na-egbutu osisi ahụ, ọnụọgụ a hà nhata na ịdị n’otu; dsr - dayameta n’etiti log; z - ọnụ ọgụgụ nke saws tightened na etiti.
Maka ịcha osisi oak, nha nke mbugharị ahụ ruru60%, maka larch -85%, maka akwụkwọ ozi -70%maka birch -80%si offsets maka pine na spruce nyere na tebụl1.
Data tabular maka ọnụ ụzọ kwụ ọtọ
| D | 10-12 | 13-14 | 15-16 | 17-18 | 19-20 | 21-22 | 23-24 | 25-26 | 27-28 | 29-30 | 31-32 | 33-34 | 35-36 | 37-38 | 39-40 | 41-44 | 45-48 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a | |||||||||||||||||
| 0 | 33 | 33 | 31 | 28 | 26 | 24 | 22 | 20 | 19 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 11 |
| 100 | – | – | 32 | 29 | 26 | 25 | 23 | 20 | 19 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 11 |
| 120 | – | – | – | 30 | 27 | 26 | 24 | 21 | 19 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 11 |
| 140 | – | – | – | – | 28 | 26 | 24 | 22 | 20 | 17 | 16 | 15 | 14 | 13 | 12 | 12 | 11 |
| 160 | – | – | – | – | – | 27 | 24 | 23 | 21 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 |
| 180 | – | – | – | – | – | – | 25 | 24 | 22 | 19 | 17 | 16 | 15 | 14 | 13 | 12 | 11 |
| 200 | – | – | – | – | – | – | 24 | 23 | 20 | 18 | 16 | 15 | 14 | 13 | 13 | 11 | |
| 220 | – | – | – | – | – | – | – | – | 24 | 21 | 19 | 17 | 15 | 15 | 13 | 13 | 11 |
| 240 | – | – | – | – | – | – | – | – | – | 22 | 20 | 18 | 16 | 15 | 14 | 13 | 11 |
| 260 | – | – | – | – | – | – | – | – | – | – | 21 | 19 | 17 | 16 | 14 | 14 | 12 |
| 280 | – | – | – | – | – | – | – | – | – | – | – | 21 | 18 | 16 | 15 | 14 | 12 |
| 300 | – | – | – | – | – | – | – | – | – | – | – | – | 20 | 16 | 16 | 15 | 12 |