Centrifugal pumps are used in buildings for pumping the general water supply, as a booster and for domestic water supplies. In general, centrifugal pumps cannot deliver high pressure without changes in design and are not suitable for high pressure delivery at low volumes except the multistage pumps. In multistage inline pumps the fluid is lead from the top of the chamber. Turbosan kat series pumps are medium and high pressure, multi stage pumps with closed type impellers and diffusers suitable for pumping clean water and slight solids content water with low viscocity. A multistage pump has three or more impellers in series for high head service. The design of a centrifugal pump makes them useful for pumping sewage and slurries. Pdf performance prediction model of multistage centrifugal. The base has suction and discharge ports on the same level inline. Compliance with the operating instructions is of vital importance to.
A study on multistage centrifugal pump performance. Connection to the driving machine generally an electrical motor is through a flexible coupling. Turbosan kat series pumps have closed type impellers with curved. The working principle of centrifugal pumps involves imparting energy to the liquid by means of a centrifugal force developed by the rotation of an impeller that has several blades or vanes. Pump efficiency may be defined as the ratio of power added to the fluid in relation to the. This centrifugal pump power calculator is meant to quickly calculate mechanical power required for a specific set point. Performance prediction model of multistage centrifugal pumps used. Enter information into any 3 of the following 4 fields and press calculate. Centrifugal pumps usually dont have the capabilities of handling high pressure applications in comparison to other types of pumps, i. Pdf experimental and cfd investigation of a multistage. The impellers may be mounted on the same shaft or on different shafts. This manual contains important information for reliable, proper and efficient operation. The chamber stack and the outer sleeve are secured between the pump head and the base by means of staybolts. In this w ork, a theoretical approach is proposed in order to predict the.
Pressure seal at shaft connection is ensured by packing seal. If we need a higher flow output we can connect impellers in. Multistage high pressure pumps multistage high pressure pumps. They are also used in fire protection systems and for heating and cooling applications. Pump the cr pump is a nonselfpriming, vertical multistage centrifugal pump. Tkv pumps are vertical, centrifugal multistage pumps connected to the drive generally an electric motor by flexible coupling. The basic centrifugal pump theory of working comprises of the following working stages. A centrifugal pump containing two or more impellers is called a multistage centrifugal pump. Pdf the aim of this study is to analyze numerically a multistage pump with some new approaches and compare the results with. If we need higher pressure at the outlet we can connect impellers in series. G series multistage centrifugal pumps are designed for trou blefree pumping for clear or slightly dirty. 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. Alignment and drive of line shaft is ensured by bush bearing located in pump casing and by the column pipe joints.