Pdf measurement of flow rate and impact force on different. A cylindrical tank for investigating the force generated by a jet striking plates representing turbine vanes to aid in the. Measurement of flow rate and impact force on different these losses were used in calculating the experiment efficiency which showed values of 0. Let, v velocity of the plate, as a result of the impact of jet a little conversation will show that the relative velocity of the jet with respect to. To verify the momentum equation experimentally through impact of jet experiment. Impact of jets apparatus enables experiments to be carried out on the reaction force produced on vanes when a jet of water impacts on to the vane. Compare measured forces with those determined by using the integral form of the momentum equation. A jet impact apparatus is used to carry out this experiment whereby three vanes of different geometrical properties are used. Jul 23, 2015 a teaching apparatus for a fluid mechanics laboratory, to allow students to investigate the forces produced by a water jet striking a flat or a curved surface. Adjust the scale as described above so that the balance beam is horizontal. By directly measuring the force exerted on the plates by the water jet, it allows the student to experimentally study the theoretical momentum laws used to solve jet impact problems. The objectives of the paper are to conduct an investigation into the reaction force generated by the impact of a jet of water onto various target vanes and to compare between experimental and. Impact of jet report containing results and discussion.
Sep 23, 2018 the objective of this experiment is to investigate the reaction forces produced by the change in momentum of a fluid flow when a jet of water strikes a flat plate or a curved surface, and to. Use the template provided to prepare your lab report for this experiment. Place the test setup on the hm150 so that the drain routes the water into the channel. Experiment 6 memorial university of newfoundland faculty of. Impact of a jet lab report appraisal, hoa and reo asset. The tecquipment impact of a jet h8 fits onto either of the tecquipments hydraulic benches. Mechanical engineeringfluid mechanicsimpact of jets. It allows students to experiment with the force generated by a jet of water as it strikes a vane in the shape of a flat plate or hemispherical cup, and to compare it with the momentum flow rate in the jet. Discuss the trends in reaction forces versus jet velocity. Graphically representing the results also will show how accurate the experimental data is. Consider a jet of water imping normally on a plate. A 75 mm diameter jet having a velocity of 12 ms impinges a smooth flat plate, the normal of which is inclined at 600 to the axis of jet.
Experiment 6 memorial university of newfoundland faculty. Place additional weights onto the weight carrier until the weight platform is again floating in mid position. The results obtained experimentally are to be compared with the ones inferred from theory through utilizing the applicable versions of the bernoulli and momentum equations. The objective of this experiment is to find out the validity of theoretical value of impact of jet when hits target with various shape. The study of impact of a jet of water is essential to understand the principle of an impulse turbine such as pelton wheel turbine. To investigate the reaction force produced by the impact of a jet of water on to various target vanes. It enables the force developed by a jet of water affecting upon a stationary object to be measured. The objectives of the experiment are to investigate the reaction force produced by the impact of a jet of water onto various target vanes and to compare between. The study of these reaction forces is an essential step in the subject of mechanics of fluids which can be applied to hydraulic machinery such as the.
Coli that would never knowingly feed a gene from widely planted, based on. Using an armfield f110 hydraulic bench, the force of a jet that impacts onto a target plate can be investigated. Find the impact of jet on the plate at right angles to the plate when the plate is. Water resources laboratory facilities and capabilities list of equipment available 1. The results should be linear, producing gradients that are unique to the design of the plate. To measure the force generated by impact of the jet on vanes of various shapes. As a result of the impact of the jet, let the plate move in the direction of the jet as shown in fig3.
The force exerted by the surface on the jet is then obtained by applying newtons second law, i. Impact of a water jet of water on a flat plate section failure to attend will result in a zero mark. Impact of a jet r v r h v 1 v 2 a impact surface x y figure 4. Impact of a jet applied fluid mechanics lab manual. It is expected the greater the momentum transfer, the greater the mass required to balance the plate and jet. The plate is moving with a velocity of 15 ms along and away from the jet. Aim the aim of the experiment is to compare the forces acting on the two metal plates. H8 impact o f a jet typical work assignment this experiment asks the student to measure the force on the plates for diff erent. Impact of a jet lab report misericordiaaguiardabeira. In these turbines part of the fluid energy is transformed into kinetic energy in a nozzle or a set of nozzles which issues a jet of fluid at high speed. Rate of delivery of momentum vane 0 hemispherical cup flat plate.
The impact of a jet apparatus shows students the force produced by a jet of water as it strikes a flat plate or hemispherical cup. Sep 24, 2018 the objectives of the paper are to conduct an investigation into the reaction force generated by the impact of a jet of water onto various target vanes and to compare between experimental and. Abstract the impact of jet experiment is a way to understand fluid pressure by using the pressure to accelerate the fluid to a plate by a high velocity in a jet which in result will generate force due to impulse. Impact of jet hydraulics lab eciv 3122 on the rear of the base of the impact of jet apparatus. The impact of jet experiment helps us to understand how does turbines works under fluid pressure. Landing by the jet pollution is the human impact crater full report. When a jet of water strikes a surface, its velocity and hence its momentum is changed. This experiment uses water jets impacting on metal plates to look at newtons second law. Teaching equipment fluid mechanics impact of a jet youtube.
Flat plate, conical cup, and hemispherical cup stop watch 1. Engage your students during remote learning with video readalouds. H8 impact of a jet typical work assignment this experiment asks the student to measure the force on the plates for diff erent. The aim of this experiment was to determine the effect of the water jet with different types of deflectors.
Measurement of flow rate and impact force on different. Fluids lab experiment 4 impact of a jet of water free download as word doc. The jet and the plate are located inside the transparent casing. When a jet of water strikes on target of various shapes, a force is generated with the consistent of conservation of linear momentum. A jet of water issuing from a nozzle has a velocity and hence it possesses a kinetic energy. The momentum equation based on newtons 2nd law of motion states that the. The vane will now be deflected by the impact of the jet. Forces in the jet experiment when the impact surface is not symmetric. Nov 26, 2016 the tecquipment impact of a jet h8 fits onto either of the tecquipments hydraulic benches. The experiment is shown in the arrangement, in which water supplied from the hydraulic bench is fed to a vertical pipe terminating in a tapered nozzle. They can then compare this to the momentum flow rate in the jet. Jet impact tests preliminary results and their application page 2 of 20 ntmp10020r000 2. To examine the producing of mechanical work from fluid under pressure is to use the pressure to accelerate the fluid to a high velocity in a jet. To measure the force developed by a jet of water deflected on a fixed impact object by comparing it to the force predicted by the momentum theory.
The following equipment is required for the experiment. Plexiglas diameter cylindrical tank 8mmdiameter nozzle. The purpose of this report is to contribute information concerning the. To extend the range of investigations, the 120degree conical plate and 30 degree angled plate h8a are available separately. Impact of a water jet of water on a flat plate essay 34 words 6 pages. Impact of a jet creating web pages in your account. The force exerted by the jet on the surface is equal and. In the type of water turbine referred to as a pelton wheel, one or more water jets are directed tangentially on to vanes or buckets that are fastened to the rim of the turbine disc. Assemble deflector 1, plate, hemisphere, slope or cone. The gradient of the theoretical data is obtained from a regression line and this is compared to the. The jet will exert a force on the plate which it strikes. Teaching equipment fluid mechanics impact of a jet.
The impact o f a jet apparatus shows students the force produced by a jet of water as it strikes a flat plate or hemispherical cup. Impact o f a jet introduction water turbines are widely used throughout the world to generate power. Impact of jet lab report 1 abstract the impact of jet. Fluids lab experiment 4 impact of a jet of water jet. Impact of jet lab report chemical engineering laboratory 2.
We report on a series of laboratory experiments to study the deflecting and retarding. England, said study lead author surendra adhikari at nasas jet propulsion lab. Jet impact on flat and curved surfaces objectives 1. The impact of jet apparatus in fabrication project topics. To determine the momentum experimentally through impact of jet experiment. The objective of this experiment is to investigate the reaction forces produced by the change in momentum of a fluid flow when a jet of water strikes a flat plate or a curved surface, and to. A teaching apparatus for a fluid mechanics laboratory, to allow students to investigate the forces produced by a water jet striking a flat or a curved surface. Background and analysis newtons second law of motion states that the force acting on a body is equal to the rate of change of momentum. Measurement of impact of jet on flat plate vane and. The objective of this experiment is to compare forces generated by impact of jet on vanes of various shapes and also to understand how forces can affect the change of momentum flow in the jet. The data can be processed to obtain relevant information that can be compared to the known theoretical data.
The objectives of the paper are to conduct an experimental investigation into the impact force generated by the impact of a jet of water on flat plate and hemispherical plate vanes to compare. An upper weigh beam is pivoted on precision bearings at one end and carries along its length the fixed test plate. This principle is used in designing impulse turbines. To extend the range of investigations, the 120degree conical plate and 30. Graphs plot a graph of velocity squared, v 2, xaxis against applied weight, w, yaxis. An upper weigh beam is pivoted on precision bearings at one end and carries along its. Analysis report of westjet airlines ltd hire the professionals to do your essays for you. Impact of jet lab report chemical engineering laboratory. Impact of a jet introduction water turbines are widely used throughout the world to generate power. Impact of a jet lab report free download as word doc. Oct 28, 2017 to determine the momentum experimentally through impact of jet experiment.
The principle of jet impact is the basis for the understanding of liquid flow in turbines. Clear air turbulence cat associated with the jet stream is often found. The momentum equation based on newtons 2nd law of motion states that the algebraic sum of. Impact of a jet lab report secure research paper writing assistance we provide online essays, term papers. Mechanical engineeringfluid mechanics impact of jets 1. To analyze fluid motion, a finite region of the fluid control volume is usually selected, and the gross effects of the flow, such as its force or torque on an object, is determined by calculating the. Measure the flow rate volume collected in certain time and record the result on the test sheet, together with the corresponding value of additional weight on the tray. At first, the calibration curve of the equipment was created to determine the experimental impact jet force. Force exerted by liquid jet on a stationary curved vane. Moving fluid, in natural or artificial systems, may exert forces on objects in contact with it. F116 impacts of a jet apparatus with three flow deflectors. If this jet strikes a plate then it is said to have an impact on the plate. To compare the results from the experiment with the theoretical calculations.
The impact of a jet consists of a transparent cylinder. Prepare one graph, presenting the results for all three deflectors, and use a. The aim of this experiment was to determine the effect of the water jet. Measure force acting on flat and curved surfaces as a function of jet velocity 2. In this experiment, we measure the force generated by a jet of water striking a flat plate or a hemispherical cup, and compare the results with the computed momentum flow rate in the jet. During the process of making calibration curve, the parameters including room temperature, mass flow rate, gage pressure, and nozzle diameter were measured and recorded. The jet impact apparatus volumetric hydraulic benchwater 3 different shapes of vanes. Impact of jet is the equipment enables the force developed by a jet of water impinging upon a stationary object to be measured. Manukau institute of technology faculty of engineering new zealand diploma in engineering student name. Measurement of flow rate and impact force on different vanes. Facom calibration intervals for lightning detection conference in providence unknown lab 2 skip carousel. These reaction forces are produced from the change in momentum. Impact of a jet introduction water turbines are widely used. Appendix abstract the impact of jet experiment is to demonstrate and verify the integral show more content this experiment also conducted in order to understand correctly how a turbine a pelton wheel for example works, where students need to understand how jet deflection produces a force on turbine vanes.
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