Rapidly Varied Flow â The Hydraulic Jump Use of hydraulic jumps Specific force revisited Sequent or conjugate depths Types of jump Uses of. View HIDROLIKA SALURAN from SI at Bandung Institute of Technology. HIDROLIKA SALURAN TERBUKA SAADAH MEILUFI, ST MT. Hidrolika saluran terbuka (open channel hydraulics): Bab I: prinsip-prinsip dasar hidrolika saluran terbuka; Bab II: aliran seragam / disusun oleh Martono.

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ReferenceNone for this part. Determine the capacity of the culvert. What vertical expansion would be required to ensure the jump starts at the vena contracta, and what is the corresponding height of the jump.

Design and AnalysisFlow that a culvert must pass depends on upstream catchment. There is a trash screen at the inlet with 12 20mm diameter bars in a 1. Hidrolika Terapan Sal Terbuka Documents. The energy dissipation may require the bed to be protected against scour and it is necessary therefore to know what length to protect.

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Locating a Hydraulic JumpThe location of the hydraulic jump is controlled by the downstream depth typically normal depth. These equations can be used to determine the depths trebuka or downstream of a hydraulic jump.


Aliran Dalam Saluran Terbuka – Gunadarma menganggap bahwa jumlah debit aliran sama dari masing The depth upstream of the gate is 2. Hidrolika Saluran Terbuka Download Report.

ExampleA vertical, underflow sluice gate 3m wide is opened to 0. The downstream channel is rectangular, 3.

Hidrolika saluran-terbuka – Wen-te Chow – Google Books

Pratikum Hidrolika Saluran Terbuka Documents. Determine the flow through the gate and the horizontal force on the gate. Baffle blocks are often used to increase energy dissipation.

Also, the coefficient of discharge Cd can be defined as: The Froude Number Fr is used to characterize a jump. The maximum allowable headwater depth is 2. Various types of flow can exist as follows. Definition SketchDesign Principlesadequate size to pass debris thus avoiding need for a trash screenself-cleansing debris and silt removal avoid slope or cross-section changes which might reduce capacity, catch debris or lead to silting upvisual appearanceease of constructionlow maintenancerisk to children, drunken students bidrolika.

Approach VelocityPrevious equation is derived from Bernoulli assuming the approach ie upstream velocity is zero. ExampleAn existing box culvert is 1. Step-down; use to move jump downstreamHorizontal Expansions and ContractionsSimilar principles apply.


If y2 yconj, the jump moves upstream and may break against the gate. Modular limit occurs when downstream level rises above this limit and flow over weir is affectedCan use Villemonte formula if terbbuka depth y3 can be estimated. Then, for a wide channel: Aliran melalui saluran terbuka Documents. Stilling BasinsIt is often necessary to control the location of a hydraulic jump.

Hidrolika Saluran Terbuka

Can connect to chart recorder or satellite etc. To dissipate energy after a spillway etc and so prevent scouringTo recover head downstream of an obstructionTo induce mixing and aerationSpecific Force RevisitedOver a short reach of channel, external friction forces can be ignored and if the slope tebruka mild the downstream self-weight body forces can also be ignored.

Free flow and surcharged conditions. Published on Nov View 23 Download 0. The depth upstream of the gate is 5. Type varies with flow so multiple analysis required. Sluice GatesGiven upstream water levelDetermine required gate opening to pass a particular dischargeEnergy principle applies: