Tài liệu Open channel hydraulíc for engineers ppt

... OPEN CHANNEL HYDRAULICS FOR ENGINEERS i CANTHO UNIVERSITY MHO 5/6 project Civil and Mechanical Engineering OPEN CHANNEL HYDRAULICS FOR ENGINEERS ... 2003 OPEN CHANNEL HYDRAULICS FOR ENGINEERS v 2.3.1. Concept 32 2.3.2. Conditions for maximum discharge 32 2.3.3. Problems of uniform-flow computation 36 2.4. Chan...

Ngày tải lên: 20/12/2013, 19:15

... the channel (see Fig. 1.6). Fig. 1.6. Uniform flow in open channel Discharge through an open channel: RiACVAQ  (1-13) Q VA Q i L h OPEN CHANNEL HYDRAULICS FOR ENGINEERS ... corresponding forces. These forces are the force of gravity F g , the pressure force F p , and the viscous resistance force F v . These forces add vectorially in Fig. 1.9...

Ngày tải lên: 20/12/2013, 19:15

... the length required for this channel to be OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 4: NON-UNIFORM FLOW 83 4.3.4. Composite flow profiles with various controls Channels with a number ... enlargement M2 M3 M3 OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 4: NON-UNIFORM FLOW 86 Then, the equation of gradually varied flow in finite difference for...

Ngày tải lên: 20/12/2013, 19:15

... rectangular channel. OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 5: SPILLWAYS 94 The sharp-crested weir is of fundamental interest, because its associated theory forms a basis for ... OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 5: SPILLWAYS 95 In early experiments on weirs only small quantities of water were available. In most cases results a...

Ngày tải lên: 20/12/2013, 19:15

... 0.050 0.070 OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 2: UNIFORM FLOW 25 Chapter  UNIFORM FLOW 2.1. Introduction 2.2. Basic equations in uniform open- channel flow ... hard-surfaced channels, silting is easily controlled if fall for scouring velocity is available. OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 2: UNIFORM FLOW 45...

Ngày tải lên: 20/12/2013, 19:15

...   OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 3: HYDRAULIC JUMP 67 We also may apply some experimental formulas by Russian hydraulicians:  Pavolovski’s formula (1940), for a ... occurrence of hydraulic jump. OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 3: HYDRAULIC JUMP 55 3.4. TYPES OF HYDRAULIC JUMP 3.4.1. Criterion for a critical state...

Ngày tải lên: 20/12/2013, 19:15

... Plan view of rectangular channel 1 4 flow flow 1 4 channel central line (b) Warped transition from trapezoidal to rectangular section OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter ... jet, in which form it will readily break up into small drops, which are very substantially retarded before they reach any vulnerable surface. OPEN CHANNEL HYDRAULICS FOR...

Ngày tải lên: 20/12/2013, 19:15

... forward characteristic C 1 defined by: OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 7: UNSTEADY FLOW 140 7.3.3. The simple-wave problem A simple wave is defined to be a wave for ... dx V c dt   forward characteristic backward characteristic P OPEN CHANNEL HYDRAULICS FOR ENGINEERS Chapter 7: UNSTEADY FLOW 132 downstream direction, is therefore...

Ngày tải lên: 20/12/2013, 19:15

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