RO93847B1 - Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice - Google Patents

Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice

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Publication number
RO93847B1
RO93847B1 RO121877A RO12187786A RO93847B1 RO 93847 B1 RO93847 B1 RO 93847B1 RO 121877 A RO121877 A RO 121877A RO 12187786 A RO12187786 A RO 12187786A RO 93847 B1 RO93847 B1 RO 93847B1
Authority
RO
Romania
Prior art keywords
galleries
roughness coefficient
determining
hydrotechnic
hydrotechnical
Prior art date
Application number
RO121877A
Other languages
English (en)
Other versions
RO93847A2 (ro
Inventor
Petru Boeriu
Traian Nicoara
Ioan David
Victor Doandes
Sabin Irimie
Original Assignee
Institutul Politehnic
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institutul Politehnic filed Critical Institutul Politehnic
Priority to RO121877A priority Critical patent/RO93847B1/ro
Publication of RO93847A2 publication Critical patent/RO93847A2/ro
Publication of RO93847B1 publication Critical patent/RO93847B1/ro

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Abstract

Inventia se refera la o metoda pentru determinarea indirecta a coeficientului de rugozitate, în special al galeriilor hidrotehnice, necesar la dimensionarea din punct de vedere hidraulic si la calculul productiei de energie a unei amenajari hidroenergetice. Metoda pentru determinarea indirecta a coeficientului de rugozitate al galeriilor hidrotehnice consta dintr-o prelevare a unui cuplu de doua fotograme de pe suprafata galeriei si vizualizarea lor pe un stereocomparator. Ridicîndu-se un numar cît mai mare de puncte, se masoara niste abateri fata de un plan mediu si se calculeaza un parametru ce caracterizeaza suprafata supusa determinarii. în functie de valoarea parametrului calculat, cu ajutorul unei curbe etalon, se determina valoarea coeficientului de rugozitate.
RO121877A 1986-01-16 1986-01-16 Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice RO93847B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO121877A RO93847B1 (ro) 1986-01-16 1986-01-16 Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO121877A RO93847B1 (ro) 1986-01-16 1986-01-16 Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice

Publications (2)

Publication Number Publication Date
RO93847A2 RO93847A2 (ro) 1988-02-29
RO93847B1 true RO93847B1 (ro) 1988-03-01

Family

ID=20118872

Family Applications (1)

Application Number Title Priority Date Filing Date
RO121877A RO93847B1 (ro) 1986-01-16 1986-01-16 Metoda pentru determinarea coeficientului de rugozitate al galeriilor hidrotehnice

Country Status (1)

Country Link
RO (1) RO93847B1 (ro)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2929393B1 (fr) * 2008-04-01 2010-04-23 Nodbox Procede de determination de valeur de rugosite.

Also Published As

Publication number Publication date
RO93847A2 (ro) 1988-02-29

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