The centrifugal pump is positioned on its stand in such a way that driven shaft of the centrifugal pump was butted to the bicycle wheel. The centrifugal pump fm can be used for difficult pressure conditions such as feed pump for filters, heat exchangers and fillers, as well as for recirculation and as booster pump in membrane filtration and reverse osmosis plants. The centrifugal pump is positioned on its stand in. Way more information than you ever wanted on how to fell a tree. A water system includes a centrifugal pump operated by pedal power. By pedaling the bicycle, the bicycle wheel rotates, thereby rotating the centrifugal pump which in turns discharges water from the sump. Pedal operated water pump works on mechanical energy without electricity. The centrifugal pump fm is designed as a multistage pump especially developed for high delivery heads.
The water pumping system includes a centrifugal pump operated by pedal power. Measuring the actual current of the pump during operation can be used to preset the motor protection switch to protect the pumpmotor combination. Circulator pumps are centrifugal pumps which maintain a forced circulation of the heated fluid handled in hotwater heating systems whose geodetic head is insufficient for ensuring an appropriate natural circulation velocity based on density differences thermosyphon effect forced circulation means that smaller pipe diameters can be used, keeping system costs down compared to natural. The pedal operated pump can be constructed using local materials and skill. Index termscentrifugal pump, bicycle, shaft, impeller, pulley. These parts may be piston rings, reciprocating rod seals, a flexing.
Index introduction page 1 chapteri,relationbetweenperipheralvelocity andhead 2 chapterii,design dultmeier sales will be closed tuesday, december 24th at 12pm and all day wednesday, december 25th. Basics concepts of operation, maintenance, and troubleshooting, part i i by. Objective of this paper based on renewable energy, if we boost the research on pedal powered technology trying to make up for seven decades of lost opportunities and steer it in the right direction, pedals and cranks could make an important. Circulator pumps are centrifugal pumps which maintain a forced circulation of the heated fluid handled in hotwater heating systems whose geodetic head is insufficient for ensuring an appropriate natural circulation velocity based on density differences thermosyphon effect. The ppcp works on mechanical energy without electricity. We wish you and your family a very merry christmas. Pdf design and construction of pedal operated water pump. At a head of 5m, it will pump at 30 liters per minute. Fundamentals of fluid mechanics chapter 12 pumps and turbines. In household systems, friction can be a greater proportion of the pump energy. Practical centrifugal pumps design, operation and maintenance by the authors paresh girdhar, moni is a comprehensive guide to pump construction, application, working, maintenance and management issues.
However all pump systems are different, in some systems the friction energy may represent 100% of the pumps energy, this is what makes pump systems interesting, there is a million and one applications for them. Index terms centrifugal pump, bicycle, shaft, impeller, pulley. This simply means the needs water added to the casing in order to create a partial vacuum to remove the air from the suction hose and pump. Meaning of the term cavitation in the context of centrifugal pumps.
The pedal operated pump can be construct using local material and skill. The operating characteristic of a pump at a speed of 1430 revmin and a rotor diameter of 125 mm is as follows. Fabrication of pedal operated centrifugal pump report free download as word doc. Experimental investigation of pedal powered centrifugal pump. If there is liquid at the discharge side of the pump, then the pump can be purged and primed by opening the discharge block valve and also the suction.
The centrifugal pump, which is considered in this report, is built in an experimental setup at the technical university of eindhoven to investigate the influence of a suction flow on the forces on the shaft of a mixedflow water jet pump. Dultmeier sales will be closed tuesday, december 24th at 12pm and all day wednesday, december 25th. In this paper, design and construct pedal operated water pump which used in small irrigation and garden irrigation. The pump attached with the bycycle shaft and a drive shaft rotate. The force used to move a fluid in a circular pump is the fictional centrifugal force, not centripetal. Apr 16, 2010 this pedal powered centrifugal pump is pumping 20 liters per minute to a height of 8m second floor. Should service be required, this manual can be a valuable guide. Centrifugal tension n the first step of making power operated water pump is the. Centrifugal pump standards centrifugal pump design and dimension standards. Working mechanism of a centrifugal pump a centrifugal pump is one of the simplest pieces of equipment in any process plant. As the pump performs its duty over time, and fluid passes through the pump, erosion and abrasive action will cause the close tolerance parts to wear. However all pump systems are different, in some systems the friction energy may represent 100% of the pump s energy, this is what makes pump systems interesting, there is a million and one applications for them. Experimental setup of pedal operated centrifugal pump for. Pedal operated water pump powp which used to lift the water at 20 30 feet height.
This current value can also be used to determine the proper electrical equipment such as variable frequency drive, main switch, wiring diameter etc. Design and fabrication of pedal operated water pump. Checklist of problems vvith centrifugal pumps and their causes. Design and experimental setup of pedal operated water pump. Mukesh sahdev, associate content writer presented at the chemical engineers resource page. Fabrication of pedal operated centrifugal pump report scribd. Innovative systems design and engineering issn 22221727 paper issn 22222871 online vol 3, no. A wide variety of hand operated centrifugal pump options are available to you, such as automotive industry, irrigation and agriculture, and district energy. Generally, the hp increases as we increase the capacity.
Index introduction page 1 chapteri,relationbetweenperipheralvelocity andhead 2 chapterii,design pump casing readjust the distance between impeller and pump casing motor bearing damage replace motor bearing gas in fluid change with centrifugal pump dry run of gland seal replace gland seal and make sure that there is fluid in side the pump before startup. Centrifugal pump hydraulic fundamentals webinar session. Centrifugal pump classification number of stages single stage multistage shaft position horizontal vertical horiz. The pump stand includes a housing in which a foot pedal and a drive shaft rotate. The centrifugal pump is the most used pump type in the world. These bicycle operated centrifugal pumps lift the water up to 15 in feet depth. One of the important performance parameter for any centrifugal pump is its bearing life, which is dependent on the hydraulic thrusts, radial7,9 and axial thrusts7,9. Casing design radial axial radial axial stage casing. Dultmeier sales will be closed thursday, july 4th and friday, july 5th in observance of independence day. The impeller is always submerged in water, and when the pump is operational the impeller spins rapidly. Project pedal poweredoperated centrifugal pump ppcp. Centrifugal pump fundamentals 1225 techa1 head the pressure at any point in a liquid can be thought of as being caused by a vertical column of the liquid which, due to its weight, exerts a pressure equal to the pressure at the point in question.
The centrifugal force applied to the water from this rotation forces the water outside of the casing, where it exits a discharge. This relationship, also called pump performance, is illustrated by curves. In a positive displacement pump, a fixed volume of fluid is forced from one chamber into another. 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. Operation of centrifugal pumps pump place back if the pump is operating on suction lift negative suction head then the pump must be purged and primed using one of the two following methods. Bicycle operated centrifugal pump mechanism for water lifting. All centrifugal pumps include a shaftdriven impeller that rotates usually at 1750 or 3500 rpm inside a casing.
Operation of centrifugal pumps linkedin slideshare. Q o flow rate, at operating point, of the pump and also of the process. A centrifugal pump and a process several definitions are presented in order to discuss the diagram. In this video, design and construct pedal powered water pump and vacuum cleaner which used at home and small irrigation. During pedal pump operation, less input power was needed and it can be operated by one adult man for a long time more than 2 hours continuously without being tired. Since publication of the first edition of this book, the application of centrifugal pumps has been extended to new fields. At the same time the ranges of head per stage, total. However taking into account the strong interaction between the pump and the pumping. Selfpriming is a term used to generally describe many centrifugal pumps. The centrifugal pump is positioned on its stand in such a way that driven shaft of the centrifugal pump is butted to the bicycle wheel. Pumps piping systems and pumps centrifugal pumps, displacement pumps cavitation, viscosity, head and pressure, power consumption and more.
Centrifugal pump introduction engineering global pumps. International open access journal of modern engineering research ijmer ijmer issn. A centrifugal pump is required to produce a flow of water at a rate of 0. The operating characteristic of a pump at a speed of 1430 revmin. Powp can be used in remote places where electricity is not available. Practical centrifugal pumps ebooks, notes free download pdf. Pedal operated centrifugal water pump free download as powerpoint presentation. A centrifugal pump transfers input power to kinetic energy of the fluid being pumped. The centrifugal pump flings the fluid outwards, due to the fluids momentum being increased by the pump.
A centrifugal pump is one of the simplest pieces of equipment in any process plant. Download practical centrifugal pumps design, operation. Reliability of rotating machineries, especially centrifugal pumps is defined on account of wear rate of components and bearing durability. Read all instructions in this manual before operating pump. This energy, through the specifics of the pump design, is converted to pressure energy that causes the fluid to flow. 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. Centrifugal pumps how does a centrifugal pump work.
The project consist a simple bicycle on which a centrifugal pump is mounted at its back seat. In order to study the effect of suction chamber baffles on hydraulic performance and unsteady characteristics in a low specific speed centrifugal pump, a model pump was design with enlarging flow. This pedal powered centrifugal pump is pumping 20 liters per minute to a height of 8m second floor. Pedal powered centrifugal pump ppcp which used in small drinking water supply and garden irrigation. Pdf experimental setup of pedal operated centrifugal.
Pedal powered water pumping and purification mechanical. One of the oldest and most familiar designs is the. Checklist of problems vvith centrifugal pumps and their causes centrifugal pumps are one of the worlds most commonly used devices. Common base plate for pump and driver including guarded flexible spacer coupling supplied upon request. The principle is simple, welldescribed and thoroughly tested, and the pump is robust, effective and relatively inexpensive to produce. Ppcp consists of a centrifugal pump operated by pedal power. Pedal powered centrifugal pump ppcp is an eco friendly water pump. It works on the principle of vacuum created in pump centrifugal pump. Pedal powered centrifugal pump by alexander decker issuu. Dec 16, 2014 experimental setup of pedal operated centrifugal pump for lowlift applications 1. During a bench test, the pump is operated at constant speed and the values q and h are determined for. C p o differential pressure, or head, at the operating point of the pump and also of the process. Dec 04, 2012 innovative systems design and engineering issn 22221727 paper issn 22222871 online vol 3, no.
The most common type of centrifugal pump is termed the volute pump. The structure of a hydraulic machine, as a centrifugal pump, is evolved principally to satisfy the requirements of the fluid flow. Most centrifugal pumps require the pump casing to be filled with water manually primed before starting. Experimental setup of pedal operated centrifugal pump for lowlift applications 1. Normal operations will resume thursday, december 26th. Pedal operted water pump is a device to pump water especially in rural india. Centrifugal pump consists of a centrifugal pump operated by pedal power.
This simply means the needs water added to the casing in order to create a partial vacuum. The total dynamic suction lift, as determined on pump test, is the reading of a gauge on the suction flange, converted to feet of liquid and corrected to the pump centerline, minus the velocity head at the point of gauge attachment. In centrifugal pumps the delivery head h depends on the flow rate q. Stable and unstable centrifugal pumps engineering toolbox.
Isbn 9789535100515, pdf isbn 9789535155720, published 20120224. Dec 07, 20 operation of centrifugal pumps pump place back if the pump is operating on suction lift negative suction head then the pump must be purged and primed using one of the two following methods. The pedal powered pump and vacuum cleaner can be construct using local. Alternating pumps securing a system and achieve equal wear by alternating pumps in parallel. Ppwp will consist of a centrifugal pump operated by pedal power. It is designed as a portable one which can be used for irrigation in various places. Experimental setup of pedal operated centrifugal pump for low. 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. 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. As a standard on horizontal pumps the discharge flange is one size smaller than the suction flange. Paper experimental analysis of axial thrust in centrifugal. Pedal operated centrifugal water pump pump mechanical.
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