Working principle, types, specifications, and differences. A compressor squeezes the volume of a gas and commonly pumps it elsewhere. The negative static suction, often referred to as the. These materials are crushed and combined with other ingredients including iron ore, and then heated to about 2,700 f. It converts mechanical energy into electrical energy. Difference between centrifugal and reciprocating pump. Dc motor vs ac motor difference between dc motor and ac motor the main difference between ac motors and dc motors can be found in the name. Pumps and motors are both devices used to achieve a vast range of work. Aug 26, 2019 dc motor vs ac motor difference between dc motor and ac motor the main difference between ac motors and dc motors can be found in the name itself for, dc motors run on direct current as opposed. An electric motor is an electric machine that converts electrical energy into mechanical energy. This article discusses an overview of what is pump, working principle, types of pumps, specifications of pumps, and difference between motors and pumps. Using a pump as a turbine pat in an mhp is not merely a replacement of a conventional turbine by another machine which might be a little less expensive and. The differences between cement, concrete, and mortar.
Difference between vapour compression and vapour absorption pdf. As a result of movement of water, a partial vacuum is created which is later. Difference between pump and motor compare the difference. Understanding motor speed an important part of determining the correct replacement motor for a particular application is understanding motor speed. Today we will study the difference between vapour compression and vapour absorption refrigeration system in detail. The response time of the motor and the effect of overloading. The pump is an assembly made of two separate parts, the wet end and the electric motor. The speed of the pump can be reduced or the existing impeller can be trimmed or new lower size impeller. To know the differences between these three motors, this article gives a brief difference between these three motors. The main difference between motor and pump is that a motor is a device that converts electricity to mechanical energy which results in motion. Difference between pump and compressor difference between. To calculate the actual electrical power, additional losses electrical motor efficiency for instance but also some margins to start the pump from a standstill and to. Motor and pump difference between pump and motor motor vs.
The main difference between the two is that the motor is an electric device which converts electrical energy into mechanical energy. Before going to discuss the differences between them, we have to know the basic definition as well as the working of pump and motor. Whats the difference between direct and indirect drives for. Before moving further on differences lets have an overview of both the vapour compression and vapour absorption refrigeration system. Whats the difference between direct and indirect drives. Difference between single phase and three phase water pumps. In some cases, the motor and pump are set up in a direct drive configuration. The wet ends outer component is the housing which is essentially the hull of the pump. 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. Difference between pump and motor difference between. As the name suggests, it relies on the principal of centrifugal force. Many are under the misunderstanding that there is a huge difference between dc motor, servo motor, and stepper motor.
Motor and pump difference between pump and motor motor. It is very interesting to know that three phase motor pump is simpler than a single phase motor pump but can handle heavy load easily. Sep 30, 2012 what is the difference between a motor and a pump. In case of a pump the fluid either liquid or gas is moved from one place to another. Dc motor vs ac motor difference between dc motor and ac. Centrifugal pumps develop pressure by increasing the velocity of the liquid liquid is literally flung out of the cutwater. What is the difference between an odp and a tefc motor. Both of these devices are very important in fields such as electrical engineering, mechanical engineering. Nema motor dimensions reference chart a ft e r l e t t e r i n d i c a t e s t h e n u m b e r i s a n app r o x i m a te v a l ue. Spacer designs are sometimes needed if a large distance between shaft ends exists. It converts the energy provided by a prime mover, such as an electric motor, steam turbine, or gasoline engine, to energy. Hydraulic pumps and hydraulic motors are essential hydraulic components on every excavator, and their structure and working principle are very similar. The mystery of motor frame size rocky mountain baldor. Positive static suction head arrangement the scheme in figure 3.
What is the difference between a motor and pump engineers. Difference between stepper motor and dc motor the differences between stepper motor and direct current dc motor are explained considering factors like nature of loop of operation of the motor, controlling, the presence of brushes, its motion and displacement. Centrifugal pump definition centrifugal pump can be defined as a mechanical device used to transfer liquid of various types. Difference between gd vaue and moment of inertia of pump. A pump requires a driving mechanism such as a motor or an engine to operate. It is commonly made of limestone, clay, shells, and silica sand, with limestone being the most prevalent ingredient. Aug 05, 2015 the main difference between centrifugal and reciprocating pump is that, in centrifugal pumps, the fluid is continuously accelerated by a set of impeller blades whereas, in reciprocating pumps, the periodic motion of a piston draws in and discharges fluid. These poles are created by bundles of magnet wire wound together in the slots of the stationary part of the motor the stator core. Main difference between motor and pump is that a motor converts electricity to mechanical energy which results in motion, but pump is used to. In sliding vane pumps and motors, the pumping action is created by the changing.
Suitable for application pump speeds up toapi674 1995andhydraulicinstitutespeedlimitations. Heres the difference between a pool pump and motor. Sep 30, 2012 in this article, we are going to discuss what turbine and pump are, the operational principles behind turbine and pump, the types and variations of turbines and pumps, and finally the difference between turbine and pump. The operating principle may be different but the basic law that governs them is same in all types of motors. The guts of the pump are made up of gaskets, impellers, diffusers, and. Elastomeric pump couplings consist two metal hubs that attach to both the motor and pump shaft. Pump and motor are two devices that are widely used in many industries. Motor is an electrical machine which converts electrical energy into mechanical energy and pump is mechanical device. The blue pump curve represents either of these options. The main difference between motor and pump is that a motor is a device that converts electricity to mechanical energy which results in motion, whereas a pump is a device that is used to transfer a fluid from one place to another. At the bottom of the articles you can download pdf. Cement is the binding element in both concrete and mortar.
While pumps can use liquids or gases, compressors for the most part work only with gas. A threephase pump has multi phases, so it can be reversed easily. Reciprocating pumps discharge fluid in pulses, with each pulse discharging a fixed volume. Difference between motor and generator circuit globe.
Some differences are obvioussuch as a vertical motor typically drives a pump and has a pbase mount without feet and a horizontal motor may have a footed or footless mount with a c or d flange or no flange. The difference between pump and motor pump include the following. If the shaft of a centrifugal pump is turning at the same revolutions per minute, a pump will pump to the same height regardless of what type fluid. We have already discussed what is a pump in the above.
These motors operate at 900 rpm unloaded between 800 and 875 rpm loaded and are being used more extensively today in room air conditioning, outdoor heat pump, and residential garage door openers. Review different pump types commonly used understand the difference between centrifugal pumps and positive displacement pumps understand the working principle of the tuthill. What we now need is a new pump which will operate with its best efficiency point at c. Motors, a brand of nidec motor corporation, includes a complete line of general and special purpose industrial motors and gears from 14 horsepower through 4000 horsepower for a wide variety of applications. Whts the improtance of both the values in selection of motor for pump. But there are other simpler options rather than replacing the pump. Because there is no positive seal between inlet and outlet, the pump can be completely blocked. This topic may be on the little shallow end in terms of depth of discussion but for new pool owners, this subject can be confusing. Nema guidelines motor dimensional chart standardized motor dimensions established by the national electrical manufacturers association nema are tabulated and apply to all basemounted motors listed that carry a nema frame designation. Every motor has magnetic poles, just like a permanent magnet. The motor is a device that is capable of rotating when a voltage is.
A pump does not convert one form of energy to a different form of energy, but the motor converts electrical energy to mechanical energy. But, the stepper motor is well suited for high holding torque and lower acceleration applications. Whats the difference between a pump and a compressor. The motor is a device that is capable of rotating when a voltage is applied. These kinds of facts make difference between single phase and three phase water pumps. Difference between stepper motor and dc motor circuit globe. Separately coupled or frame mounted where the impeller is mounted on a separate pump shaft supported by its own bearings. Motor is an electrical machine which converts electrical energy into mechanical energy and pump is mechanical device which converts mechanical energy into work to be done. As nouns the difference between rotor and motor is that rotor is a rotating part of a mechanical device, for example in an electric motor, generator, alternator or pump while motor is a machine or device that converts any form of energy into mechanical energy, or imparts motion. I have worked at inyo for years and if i had a nickel for every time a caller described a motor as a pump or a pump as a motor i would have. The difference between hydraulic pump and hydraulic motor. Vertical hollow shaft motors tecowestinghouse motor company. Between them is a hard rubber, edpm neoprene or urethane insert.
The shaft power is used to calculate the motor required for a pump. Difference between pump and motor the main difference between motor and pump is that a motor is a device that converts electricity to mechanical. Pumps are generally powered by electric motors that drive an impeller. Difference between dc motor, servo motor and steppper motor. The motor and the generator are almost similar from the construction point of view, as both have stator and rotor. T h e s e d i m en s i o n s a r e s p e c i f i c t o e a c h m anu f a c t u r e r. At napces, one of the most common questions that we get from our customers relates to the different types of motors available, specifically, what the difference is between an open drip proof motor and a totally enclosed fan cooled motor. Difference between pump and turbine compare the difference. Jandy pro series stealth pumps models shpf and shpm h0573800 rev m english installation and operation manual warning for your safety this product must be installed and serviced by a contractor who is licensed and qualified in pool equipment by the jurisdiction in which the product will be installed where such state or local requirements exist. S the use of the letter s in a motor frame designates that the motor has a short shaft. Engineers and designers commonly use electric motors to power hydraulic pumps.
1352 1056 726 569 850 234 410 374 1489 1336 146 1168 1069 305 677 1087 166 1524 1179 1475 1541 1369 613 562 758 1570 1562 162 1534 1215 1377 79 1499 402 1161 390 816 504 398 572