Centrifugal pump results on the same graph plot total head h t against flow rate q for each setting. The mechanical power input to the pump may be calculated as. This tutorial is intended for anyone that has an interest in centrifugal pumps. Pdf laboratory report centrifugal pump anh phuong le. Dec 07, 2014 fluid mechanics centrifugal pump performance experiment 1. This laboratory manual is prepared by the department of civil engineering, mcet for hydraulic engineering laboratory. Ever operate the pump without a pressure relief valven, rupture disc, or other type of properly sized over pressure safety device installed. Checklist of problems vvith centrifugal pumps and their causes. Fluid mechanics lab 201617 dept of mechanical engg, cit, tumkur page 9 procedure. This sign indica tes an important instruction that must be follow.
However, pomac reserves the right to modify the construction of the pump types mentioned, as well as the contents of this manual, without prior or afterward notification. Note down the differential head reading in the manometer. Centrifugal pumps are made up of two primary components. This manual contains installation, operation, cleaning, repair instructions, and parts lists for the cseries centrifugal pumps. Competitive purchase costs and reliable transport for most of the liquids are the reason for their steady presence in process plants. Downloadable pdfs for brochures, application sheets, workbooks, and booklets are available here. I certify that all the writing here is our own and not acquired from external sources. Centrifugal pump problems 5 overview of pump problems typically found on centrifugal pumps. Manuals and user guides for flowserve centrifugal pump mtn. Bleed off all pressure to the pump and piping before performing any maintenance on the pump. Read all instructions in this manual before operating or servicing a pump. Furthermore the installation manual will take precedence over the pump manual. From munson et al, fundamentals of fluid mechanics figure 7. Thoroughly clean your laboratory work space at the end of the laboratory session.
Pdf download sulzer pumps by centrifugal pump handbook. Cornell pump company supports sales reps and distributors with literature about our pump models, markets, and applications. The pump size must conform to the flow rate, pressure, speed, suction conditons etc. Lab 8 centrifugal pump experimentmethod free download as pdf file. Today, almost all of ksbs pumps are based on the principle of the centrifugal pump.
The cseries centrifugal pumps consist of two sections, the motor assembly and the pump components figure 1. Pump maintenance michigan water environment association. This tells us how much energy is lost by the pump mechanism. This should prevent an airlock condition and allow for faster priming.
This is due to their advantages like small in size, easier for maintenance, high efficiency, etc. Operation and maintenance manual s200 series centrifugal pumps read and understand this manual prior to installing, operating or servicing this equipment. Me251 lab manual characteristics of centrifugal pump scribd. A delivery medium water is set in motion by a driven blade wheel 1 with angled blades, which rotates in a helical housing 2. Please take this time to become familiar with your pump and the number of accessories that shipped with your product. Leed off all pressub re to the pump and piping before performing any maintenance on the pump. Centrifugal pump experiment performed 012815 report submitted 021115 group 2 by. We have not shared our writing with students outside. We have 1 flowserve centrifugal pump mtn manual available for free pdf download. You will control the pump and control valve, and collect needed data, using a web interface. This type of pumps uses the centrifugal force created by an impeller which spins at high speed inside the pump casing. Pdf experimental analysis of performance of centrifugal pump.
All units are for use with nonflammable, nonabrasive liquids compatible with pump component materials. Failure to do so may spray water or chemicals at high pressure or high temperature onto service personnel. Models of the standard series have one, two, four, or eight. Set the control valve at its fully closed position. More specifically, two pumps are said to be homologous if they are geometrically similar and the following two dimensionless parameters are the same. The seal, which is of the rotary mechanical type, is self lubricating. The performance of a centrifugal pump is presented as characteristic curves in figure 10.
Starting the pump slowly by jogging or turning over. Installation, operation, maintenance pcn71569088 0704e incorporating c953kh0 these instructions must be read prior to installing, operating, using and maintaining this equipment. Apply torque, 50 foot pounds maximum, to the shaft. The universal centrifugal pump forms the core of the pumplab tm centrifugal flow system. It operates on the concept of centrifugal force and internal rotating mechanisms and is vital yet invaluable to a number of different fields. Fluid mechanics and hydraulics lab manual islamic university gaza iug 3 dr. Replace the pump oil if it becomes dirty and looks turbid, or contains water or volatile matter. When you have a strong set of requirements for your pump, it becomes. This manual represents the most recent information regarding the pump types mentioned in this manual at the time of going to print. User instructions flowserve centrifugal pump mtn user instructions 28 pages. Open the corresponding ball valve of pipe under consideration. Fluid mechanics centrifugal pump performance experiment 1. The energy ultimately delivered to the fluid results from the difference between the input energy and the energy lost to friction, both mechanical and viscous, and losses due to pump leakage.
If a reducer is required on the outlet port of the pump and the discharge is vertical a concentric reducer should be used. Bring observation note books, lab manuals and other necessary things for the class. The pump lab tm centrifugal flowprocess control system combines industrial pumping and programmable process control into one convenient and effective handson educational package. Cornell pump company cornell pump product literature. Centrifugal pump handbook written by sulzer pumps is very useful for mechanical engineering mech students and also who are all having an interest to develop their knowledge in the field of design, automobile, production, thermal engineering as well as all the works related to mechanical field. That is, analyze the system to determine the pump head required as a function of flow rate through the pump this will form the system line. The rotating impeller generates velocity and the casing converts velocity into flow. Should service be required, this manual can be a valuable guide. Fluid enters the rapidly rotating impeller along its axis and is cast out by centrifugal force along its circumference through the impellers vane tips. Multistage centrifugal pumps vertical inline models refer to pump manual 180863400 for general operating and safety instructions. Our broad range of pumps and fluid system components for laboratory, analytical, and industrial process applications includes peristaltic pumps, positive displacement pumps, metering pumps, centrifugal pumps, and.
Lab 8centrifugal pump experimentmethod pump liquids. When replacing the oil, first thin down the oil by running the pump for 30 minutes with the intake closed. Generally, the hp increases as we increase the capacity. A centrifugal pump is a machine that uses rotation to impart velocity to a liquid, it then converts that velocity into flow. Lab pump selection for fluid handling choosing a laboratory. Positive displacement pumps allow liquid to flow into an open cavity trap the liquid in the pump transport liquid from the suction to discharge port mechanically force liquid out of the pump. Pump head pump head pump heads are composed of a rotor with idle stainless steel rollers that press a flexible piece of tubing against a cam. The description is in the form of a detailed laboratory report. Another purpose of the lab is to check pump scaling laws. Application meganorm 80 200 the ksb meganorm centrifugal pump is suitable for handling chemical products, aggressive organic and inorganic liquids, oil, water, condensate and other liquids, trade mark and it is mainly used in the following applications. Laboratory manual on fluid machine for fluid machine eg615me. Useful information on centrifugal pumps what is a centrifugal pump. Rajendra shrestha, february 2007, fluid machine lab manual, various types of pump 6 fig.
The manual explains the procedure for performing the experiment. Graphs may be produced using the software graph facility, in which case the resulting graph with multiple plots must be printed. Pump efficiency is the ratio of the energy imparted by the pump to the energy required by the pump. Manufacturers data for this pump is contained in figures 7. Fluid mechanics and hydraulic machinery laboratory manual. Centrifugal pumps develop pressure by increasing the velocity of the liquid liquid is literally flung out of the cutwater. The experiments described are required to be performed by students of diploma courses for the course hydraulics and by students of degree courses for the course fluid mechanics1.
Use of a discharge pipe smaller than the pump discharge outlet increases the total pump head but decreases the volume. As such, you will be evaluated on your ability to correctly complete the experiment and analysis, as well as. The lab report is considered to be an engineering technical report. Used throughout industry, the centrifugal pump is an effective way to introduce both theoretical and practical fluid machinery concepts. Understanding the proper operation of centrifugal pumps and their ability to function as part of an. Sorting through the vast offerings of lab pumps on the market is a daunting task. A centrifugal pump consists of a rotating shaft that is connected to an impeller, which is usually comprised of curved blades. Being prepared will assist you in understanding the experimental work and allow you to finish in the allotted time.
There is no math, just simple explanations of how pump systems work and how to select a centrifugal pump. Measure the pump outlet pressure and flow rate through the pump. Owners manual installation and operating instructions repair parts list close coupled motor driven centrifugal pump 14 0694 important for best possible performance and continuous, satisfactory operation, read these instructions before installing your new pump. Maximum normal capacity line should not operate in the region to the right of the line because pump can be unstable. The impeller rotates within its casing and sucks the fluid through the eye of the casing point 1 in figure 10.
Vertical multistage centrifugal pump, suitable for clean, watery liquids. Instruction manual, hydraulic bench part 2 with p6101 auxiliary pump test on centrifugal pumps, g. The development of mechanical pumps was intimately linked with the progress of vacuum science up to the middle of this century when the introduction of both the sputter ion pump and the sublimation pump provided an alternate method for the production of low pressure. Section iv covers various booster vacuum pumping systems.
In selecting a pump, it is necessary to choose a pump of the correct size and pressure capability, but it is also important to look for those features which may be of special importance to your particular application. If flow were completely frictionless, a centrifugal pump would be 100% efficient. In the world of hydraulics, the most preferred pumping devices are centrifugal pumps. Check the instruments for proper working conditions while taking and returning the same. Centrifugal pumps are for most of the cases the right choice, because they are easily installed, adapted to different operating parameters and easily cleaned. Fluid lab experiment using a hydraulic bench and centrifugal pump. Centrifugal pumps are the most widely used of all the turbo machine or rotodynamic pumps. Pump fulfils the latest safety regulations cemarking. Centrifugal pump curves characteristics continued bhp brake horsepower and capacity for the centrifugal pump to deliver the capacity we want, we must supply the pump with a certain hp. The centrifugal pump set supplies water from the sump tank to the turbine through.
It is designed in such a way that the kinetic energy of the water discharged at the outlet of the impeller is converted into pressure energy before the water leaves the casing and enters the delivery pipe. Open the corresponding ball valves fitted to venturi or orifice tappings. This manual is valid only for the listed pump series. In a positive displacement pump, a fixed volume of fluid is forced from one chamber into another.
The experimental setup consists of centrifugal pump set, turbine unit, sump tank, notch tank. If you need impeller installation instructions, please see appendix a. H is the net or pump head and is the primary output parameter for a pump. Operation and maintenance manual s200 series centrifugal. Rajendra shrestha, february 2007, fluid machine lab manual, various types of pump 9 figure below.
It is used in user instruction manual where noncompl iance in the hazardous area would cause the risk of an explosion. Open the corresponding ball valve of the venturi or orifice meter pipeline. Me251 lab manual characteristics of centrifugal pump free download as pdf file. The diagram on the next page covers the basic elements of the pumplab tm. A second important principle to learn is that valves are used to control flow rate. Water pump gasket kit 7528 water pump gasket kit 7527 water pump gasket kit 7524 water pump gasket kit 7523. If the manual is removed from the packaging, do not lose or. Fluid mechanics centrifugal pump performance experiment. The suction is connected directly to the sump tank and its delivery is connected to the. This symbol indica tes atex directive applicatio n.
Never operate the pump without a pressure relief valve, rupture disc, or other type of properly sized over pressure safety device installed. Xp peristaltic pump installation, operation and maintenance. Step by step guide to the centrifugal pump for your. Fluid machinery lab centrifugal pump test rig variable. Lab manual principle of working of centrifugal pump. The pump type chosen must correspond to product viscosity, product density, temperature, system pressure, material of the pump, shearing tendency of the product etc. Pdf centrifugal pump handbook by sulzer pumps free. With this handbook we want to share some of our wide experience in pumping with submersible pumps. If this fails, loosen only the pump cover thru bolts clamping the assembly together, one full turn, no more. Every type of laboratory pump has its own set of advantages and drawbacks.
Centrifugal pump centrifugal pumps are capable of transferring large volume without any dependence on valves or fine clearance and can be run against a closed valve without developing a very high pressure. Conducting experiments and drawing the characteristic curves of centrifugal pump. The pump should turn before 50 foot pounds is reached. Installation and operation manual selfpriming centrifugal pumps important. Isbn 9789535100515, pdf isbn 9789535155720, published 20120224 the structure of a hydraulic machine, as a centrifugal pump, is evolved principally to satisfy the requirements of the fluid flow. Equipped with ceramic wearresistant liquid lubricated bearings. In this way liquids are pumped by a peristaltic effect. Repeat the experiment for different diameter of pipelines. Always fill the pump case with clean fluid before starting a new or serviced pump for flooded suction, purge air from suction lines by cracking the inlet fitting or vent plug on pump. Houston tx, 77086 2818934774 office 2818931027 fax. You will find an overview of all grindex pumps with technical details and a pump school, intended to help pump users with common matters in pumping with submersible pumps. Fluid machinery laboratory jorhat engineering college. Checklist of problems vvith centrifugal pumps and their causes centrifugal pumps are one of the worlds most commonly used devices. It is an air tight passage surrounding the impeller.
Basic concepts of operation, maintenance, and troubleshooting part i introduction the operating manual of any centrifugal pump often starts with a general statement, your centrifugal pump will give you completely trouble free and satisfactory service only. The size information indicates a 112 inch outlet pipe and a 2 inch inlet pipe with a nominal maximum impeller diameter of 6 inches. C motor, 3 speed with step cone pulley prepared by prof. The ksb group exceeds the energy saving objectives of future eu regulations, which translates into large savings for the groups customers. California state polytechnic university, pomona mechanical engineering department memorandum to. Dayton operating instructions and parts manual models 4ua63a thru 4ua67a, 4ua69a, 4ua71a, 4ua73a, 4ua76a unpacking upon receiving the pump, it should be inspected for damage or shortages. One of the oldest and most familiar designs is the. Adjust the flow through the control valve of the pump. Step by step guide to the centrifugal pump for your industrial plant centrifugal pumps are one of the most useful pumps in a number of industries. Roul professor and principal department of mechanical engineering gandhi institute for technological advancement gita, bhubaneswar752054 june 2014.
Oct 26, 2009 stationary components of the centrifugal pump are the following. Instruction and maintenance manual for the installation must be obtained from the engineer that designed the installation. We have cited sources appropriately and paraphrased correctly. Dvmx page 4 safe operation or protection of the pump or pump unit. Ksb aktiengesellschaft has been manufacturing centrifugal pumps for more than 110 years. Read all instructions in this manual before operating pump. Knowing what information is needed to select the right style of pump. A centrifugal pump is a mechanical device designed to move a fluid by means of the transfer of rotational energy from one or more driven rotors, called impellers. The water is accelerated by centrifugal force and fed into the delivery pipe 3. Lr, lrv, llr and lrs centrifugal pumps user instructions. Note that this is the difference between the shaft work and the frictional head. This lab helps you better understand pumps by measuring an efficiency and a pump curve for the centrifugal pump on the cart. The purpose of this manual is to serve as an instruction book to the students, lab assistants and instructors to assist in performing and understanding the experiments.