2 edition of Hydraulic characteristics of simplified Venturi meters found in the catalog.
Hydraulic characteristics of simplified Venturi meters
Rex Alfred Elder
Written in English
|Statement||by Rex Alfred Elder.|
|The Physical Object|
|Pagination||86 leaves, bound :|
|Number of Pages||86|
Solve problems related to flow rate, hydraulic conductivity, hydraulic gradient, solids volume, saturated soil phase diagram, flow cross sectional area, darcy velocity or flux, seepage velocity, voids effective cross sectional area, flow gross cross sectional area, pressure head, solids, porosity, void ratio and length of column. So for calculating Reynolds Number; Hydraulic diameter – d h –term is introduced as a the characteristic length in case of non-circular pipe / duct work and this Hydraulic diameter is also used in pressure drop and fluid flow rate calculations eqations. This article provides the equations required to determine the hydraulic diameter for a range of non-circular geometries.
hydraulic diameterDh defined as (Fig. 8–6) Hydraulic diameter: (8–4) where Ac is the cross-sectional area of the pipe and p is its wetted perimeter. The hydraulic diameter is defined such that it reduces to ordinary diameter Dfor circular pipes, Circular pipes: It certainly is desirable to have precise values of Reynolds numbers for. hydraulic characteristics of the culvert play a role in determining its capacity: water surface elevation at the outlet, slope, length, and hydraulic roughness of the culvert barrel. Steep Slope - Hydraulically steep slopes occur where critical depth is greater than normal depth.
source: irrigation pocket book or, facts, figures, and formula, for irrigation engineers, 1 jan (–) THE VENTURI METER. Source: HYDRAULIC POWER AND HYDRAULIC MACHINERY., 1 Jan (–). Get this from a library! Handbook of hydraulics. [James E Lindell; Wade P Moore; Horace W King] -- Features the latest data and computational modeling techniques and clearly explains cutting-edge methods, processes, and technologies. You will get more than 80 dependable tables and graphs, sample.
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A venturi meter with a 3 in. diameter throat is installed in a 6 in. pipe-line. The pressure at the entrance to the meter is gauge and it is undesirable that the pressure should at any point, fall below absolute.
Assuming that for the meter isfind the maximum flow for which it may be used. Take the specific weight of the liquid as and. Hydraulic characteristics of simplified Venturi metersAuthor: Rex Alfred Elder.
VENTCALIB: Calibration of Venturi Meter SPHEREDRG: Evaluation of Drag Coefficient Problems 3 Flow in Pipes and Pipe Networks Essential Theory Introduction Fully Developed Flow Laminar and Turbulent Flow in Smooth Pipes Flow in Rough Pipes Localized Head Losses Network Analysis Unsteady Pipe Flow Worked Book Edition: 1.
Venturi Meter. venturi meter is a measuring or also considered as a meter device that is usually used to measure the flow of a fluid in the pipe.A Venturi meter may also be used to increase the velocity of any type fluid in a pipe at any particular point. It basically works on the principle of Bernoulli's Size: KB.
The purpose of the fluid flow meters experiment was to determine the operating characteristics of the Venturi and orifice meters. The purpose of the tray hydraulics experiment was to study the vapor and liquid tray hydraulics parameters for sieve, or perforated, trays in a distillation column.
Venturimeter is connected with a U-shaped tube filled partially with mercury. The venturi meter is connected to a pipe at two points as shown in the fig. The area of cross sections of pipe at ends where the venturi meter has been connected are A 1 and A 2 respectively.
The corresponding velocity of fluid are v 1 and v 2. Hydraulic Jump Experiment: Coefficient of Discharge of Venturi Flume: Objectives of the Experiment. Theory & Background. Apparatus Used. Procedure of the Practical. Results. Sources of Errors. Apparatus & Chemicals Used. Procedure of the Practical.
Characteristics of Flow over a Triangular Notch: Coefficient of Discharge of Sharp. A venturi tube, of which the cross-section contracts firstly and then gradually expands, is composed of a contraction section, a throat section and a diffusion section.
When the fluid flows through the throat section, the shrunken cross-section will accelerate the fluid accompanied by a pressure drop.
This phenomenon is called as a Venturi effect, which will. Simplified symbols are shown for commonly used components. This standard provides basic symbols, which differentiate between hydraulic and pneumatic fluid power media.
Purpose The purpose of this standard is to provide a. The orifice pressure difference is affected by flow swirl and a flow profile which is different from the research flow data. The only way to get accurate data is to replicate, as best as possible, the same flow patterns as were to develop the data.
a machined venturi meter are between and (3) Orifice plate The orifice flow meter consists of a 20mm bore tube with an orifice of 12mm. The downstream bore of the orifice is chamfered at 40° to provide an effective orifice plate thickness of mm.
Venturi and orifice both provides ease of reading of these kinds of factor. THEORITICAL BACKGROUND Venturi Meter A venturi meter is a device that is usually used to measure the flow of a fluid in the pipe. A Venturi meter may also be used to increase the velocity of any type fluid in a pipe at any particular point.
Table of Contents Abstract 1 Introduction 2 Experimental Design 3 Diagram of Experiment 3 Methods 4 Procedure 4 Results & Discussion 5 Table of Results 5 Discussion 6 Conclusion 8 References 9 ABSTRACT The purpose of this experiment is to investigate the flow rate/discharge and the head loss of 3 particular.
Venturi meters and nozzles can handle about 60% more flow than orifice plates with varied pressure losses. Elbow flow meters. The principle of centrifugal force at the bend is used to obtain the difference in pressure at the inside and outside of the elbow, which is then related to the discharge pressure.
Turbine flow meters. measurement of fluid flow by means of orifice plates, nozzles and venturi tubes inserted in circular cross section conduits running full: iso measurement of pulsating fluid flow in a pipe by means of orifice plates, nozzles or venturi tubes, in particular in the case of sinusoidal or square wave intermittent periodic type fluctuations.
HYDRAULICS & HYDRAULIC MACHINES LAB 10 IV SEMESTER (15CVL47) Experiment No. 02 1. INTRODUCTION A Venturi Meter is a device that is used for measuring the rate of flow of fluid through a pipeline. The basic principle on which a Venturi Meter works. ABSTRACT Flow Meter Measurement Apparatus is designed to operate together with a basic hydraulic bench or any water supply.
This is to shown different types of methods of flow measurement of an incompressible fluid. This instrument is able to demonstrate the flow measurement comparison by using orifice, venturi and rotameter. In this experiment the fluid. For a hydraulic cylinder, the speed in one direction can be controlled if a simple needle valve is located in the exhaust port of the cylinder.
This is referred to as a meter-out application. The exhaust pressure of a hydraulic cylinder is relatively stable and, thus, it maintains a reasonably accurate flow rate control with a simple needle valve. Orifice, Nozzle and Venturi Meters; Flow Nozzles.
Flow nozzles are often used as measuring elements for air and gas flow in industrial applications. The flow nozzle is relative simple and cheap, and available for many applications in many materials.
The Turn Down Ratio and accuracy can be compared with the orifice plate. Orifice, Nozzle and. This includes the equations for conservation of mass (the continuity equation) and energy (the Bernoulli equation). These are then applied to velocity and flow measuring devices: the Pitot tube, and Venturi and orifice final topic is similitude and dimensional analysis.
4. Determination of co-efficient of discharge for orifice meter 5. Study of impact of jet on flat plate (normal / inclined) 6. Study of friction losses in pipes 7. Study of minor losses in pipes 8. Study on performance characteristics of Pelton turbine. 9. Study on performance characteristics of Francis turbine Books which deal more with practical design problems – of more use in later semesters Chadwick, A.
and J. Morfett () Hydraulics in civil and environmental en-gineering, EFN Spon Practice-oriented Mays, L.
W. (editor-in-chief) () Hydraulic design handbook, McGraw-Hill Encyclopaedic, and outside this course. Visual Hydraulics is a state of the art, flexible hydraulic analysis tool. It is used primarily for modeling the hydraulic characteristics of water and wastewater treatment plants, and is capable of analyzing entire hydraulic profiles.