canalemlinha15b:   Curva de classificação em um canal prismático utilizando a equação de Manning


Desenho esquemático de um canal prismático
Fórmulas:


P = b + 2y(1 + z2)1/2
T = b + 2zy
A = y(b + zy)
R = A/P
D = A/T
Q = (C/n) AR2/3S1/2
v = Q/A
F = v/(gD)1/2

DADOS DE ENTRADA:

Rio (opcional):  

Selecione:    

Largura de fundo b :    

 
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Profundidade de fluxo y :    

 
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Inclinação lateral z1 :    

 
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Inclinação lateral z2 :    

 
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Coeficiente de Manning n :    

 
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Inclinação de fundo S :    

 
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CALC. INTERMEDIÁRIOS:

Unidades selecionadas:   
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Aceleração da gravidade g:   
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Constante C:   
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Perímetro molhado P:   
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Largura do topo T:   
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Área de fluxo A:   
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Raio hidráulico R:   
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Profundidade hidráulica D:   
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DADOS DE SAÍDA:

Rio:
 

Vazão
Q:   
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Velocidade de fluxo
v:   
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Número de Froude
F:   
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Expoente de classificação
β:   
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Número de Froude neutralmente estável
Fns:   
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Número de Vedernikov
V:   
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nyQA
0000

Classificação da área de descarga:   Q = α A β

Coeficiente:  α =
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Expoente:  β =
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Número de Froude neutralmente estável:  Fns =
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  Seu pedido foi processado ās  06:16:56 am em April 2nd, 2025   [ 250402  06:16:56 ].


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