1 / 5

ESTRUTURAS DE MADEIRA

Professor: Paulo Cunha do Nascimento. ESTRUTURAS DE MADEIRA. 4a. Aula – 03/06/06. VERIFICAÇ ÃO DE TERÇAS. 5 q y L 4 384 E J x. f y. =. bh 2 6. W x. =. y. q y L 2 8. x. M x. =. h. σ. σ. M x W x. ≤. =. f. b. MAX.  REVIS ÃO DE FORMUL Á RIO.

cate
Download Presentation

ESTRUTURAS DE MADEIRA

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Professor: Paulo Cunha do Nascimento ESTRUTURAS DE MADEIRA 4a. Aula – 03/06/06 VERIFICAÇÃO DE TERÇAS

  2. 5 qy L4 384 E Jx fy = bh2 6 Wx = y qy L2 8 x Mx = h σ σ Mx Wx ≤ = f b MAX  REVISÃO DE FORMULÁRIO A. FLEXÃO RETA EM TORNO DO EIXO X Flecha Máxima:Tensão Normal Máxima: qY y x L

  3. 5 qX L4 384 E JY fx = hb2 6 WY = y qx L2 8 x MY = h My Wy σ σ ≤ = f b MAX  REVISÃO DE FORMULÁRIO B. FLEXÃO RETA EM TORNO DO EIXO Y Flecha Máxima:Tensão Normal Máxima: qX y x L

  4. 5 qy L4 384 E Jx 5 qX L4 384 E JY fy fx = = √ fx2 fy2 f f L 200 = + ≤ f = bh2 6 hb2 6 Wx WY = = y qy L2 8 qx L2 8 x MY Mx = = h σ f b  REVISÃO DE FORMULÁRIO c. FLEXÃO OBLIQUA Flecha Máxima:Tensão Normal Máxima: qY qX y x L σ Mx Wx My Wy ≤ + =

  5. Y X qX α qY 5 qX e4 384 E JY 5 qy e4 384 E Jx √ q fx2 fy2 f α = + ≤ fy fx = = L 200 f = bh2 6 hb2 6 Wx WY = = qx e2 8 qy e2 8 MY Mx = = qx = σ Mx Wx My Wy ≤ σ + = f  APLICAÇÃO ÀS TERÇAS Flecha Máxima:Tensão Normal Máxima: Vão da Terça L e qsen α qy max qcos α =

More Related