Pump seals are engineered to operate with specific hazardous chemicals, under known parameters of abrasive conditions, pressure changes, extreme temperatures and multiphase fluid properties. But unlike a pump with a single seal that allows the pumpage to escape when it fails, the magdrive pump bearings and the shaft that supports them. Michael clark is sales and marketing manager for magnatex pumps inc. Seals are vital to maintaining pump efficiency, reliability, energy consumption and control of. Imo pump, monroe, nc, usa there are many sealless centrifugal pump designs that have been well established for many years. Sometimes a checkvalve and a gas pressure switch are added to shut down the pump in the event of a gas supply interruption, or a seal malfunction. Viking pump, for example, offers a magdrivebased line of internal, external or spur gear pumps. Being leakfree by design, our sealless pumps are ideal for handling aggressive, corrosive and hazardous liquids.
Hmd pumps pioneered the sealless magnetic drive pump over seventy years ago, breaking new territory in fluid handling technology. Statement networks to condition monitoring of the sealless pump article pdf available in international journal of electronics and telecommunications 603. Klaus unions slmnvh is a horizontal, sealless centrifugal pump with permanent magnetic coupling, for high system pressure applications. The pump is always supposed to be the immovable object. Unlike the competitiion, ansimag pumps consist of only 9 wetted parts.
It would go on to establish undisputed global leadership in ansi pump design. Infinite dryrunning and solidshandling via combining magdrive and gas seal technology 123 with pressure regulator and gas flow indicator. Hmd kontro sealless magnetic drive pumps sundyne pumps. Sundyne ansimag nonmetallic, magnetic drive sealless. The pump is designed to operate with nitrogen, oxygen, argon, lng or low pressure refrigerated lique. When a process pump fails, plant personnel can be put.
This system eliminates the need for thrust bearings and results in highly. Simple and compact are robustly built to handle acids, solvents, alkalis. Click here to access our resource center to view, print or download our product catalog, pump brochures, iom manuals, performance curves, drawings and more. Leakfree sealless pumps from michael smith engineers. The table below lists the maximum flow capacity and maximum pressure capability of.
Sealless magnetic drive vs mechanical sealed pumps. Chosen for their unique design, low maintenance costs, and reliability, hydracell sealless pumps are used world wide in process applications in chemicals, oil and gas, pulp and paper, steel, cement, mining, power generation and the food and drink industries. Our unique rotary piston design with precision fit cylinder requires no dynamic seals, making the pump easy to clean and maintain. Magdrive pumps offer a sealless alternative to mechanical seal pumps. Tribologically speaking, sealless pump sleeve bearings must deal with the process fluid as do primary seals in a standard pump, so the challenges are similar. Magnetic coupled pumps are sealless, providing for maintenancefree and leakproof operation. Routine maintenance or repairs can be performed in the field with no special training or tools. Most engineers would agree that pumps represent the workhorse component in any chemical process industries cpi facility. Sealless magnetic drive pump pump with double mechanical seal. Hmd sealless magnetic gsagsi frame 0 pump the gsa asme ansi 73. Specifications of sealless rotary pumps include 27 in. Sundyne combined hmd with the american company kontro to create hmd kontro.
Sealless multistage centrifugal magnetic drive pump slm. Zero leakage and total control of fugitive emissions, making these pumps environmentally friendly and clear option for handling hazardous or volatile chemicals. Pumps are made from stainless steel, polypropylene and polyvinylidene difluoride. The scmpump is a heavy duty unit for handling clean liquids without solids.
When handling vsi cousqil udi s, shear sensivite lqi udi s or flowpressure requirements outside of centrifugal pump ranges, rotary, positive displacement pumps provide reliable, efficient, economic solutions. It eliminates the need for a seal on the shaft between the motor and the cold end. The graph above displays the maximum flow capacity at a given pressure for each model series. This has spurred the development of sealless centrifugal pump technologies. The acquisition of addison, illinoisbased innomag will give flowserve additional sealless, zeroemission pump technology that is increasingly used in the global petrochemical, organic chemical and pharmaceutical industries. Protect sealed and sealless pumps with power monitoring by. This industrial directory contains a broad range of sealless pumps companies serving all industries. Sealless rotary pumps are available in an everwidening range of configurations. Optimal pump management chemical engineering store. While sealless technology has been well accepted in chemical process applications, it has not been well adopted in the api market. These factors make the canned motor or sealless pump suited for the safe handling of. Sealless refers to the absence of a dynamic seal where the pump shaft. Hydraulic institute updates sealless rotodynamic pump standard and sealless magnetically driven rotary pump standard the hydraulic institute hi has updated the 2000 edition of the ansihi standard on sealless centrifugal pumps and published ansihi 5.
Free of leakage trouble, the pump is suitable to be incorporated in various equipment. Applications calling a sealless pump and pressures above 10 bar include. Sealless rotary pumps are suitable for pumping of water, chemicals, sewage and slurries. Nonmetallic sealless pumps for transferring acidic, caustic, abrasive and toxic solutions kenneth comerford vice president vanton pump and equipment corp. How to specify nonmetallic sealless pumps for transferring. S tateoftheart magnetic drive pumps now exceed driving power of 500hp. All sealless magnetic drive internal gear pumps and equipments are engineered to comply with latest industrial pump standard at divine industries. The need for sealless pumps ranges from cosmetic housekeeping issues and maintenance costs to the pumping of toxic, corrosive. The magnetic coupling acts as a clutch to provide overload protection. Api 685 is the sealless pump equivalent to api 610, which has been the industry standard for sealed. Browse sealless magdrive in the springer pumps, llc catalog including peristaltic tube and hose pumps,graco eodd,ruhrpumpen,magnasafe. Engineering is saying that because we do not have a company spec for sealless centrifugal pumps and that because the pump is a sealless centrifugal pump, api 610 does not apply. Innomag tbmag fluoropolymerlined, magnetic drive, iso or. The lack of an api specification certainly has been a contributing factor to this lack of acceptance.
Sealless magnetic driven pumps are designed to improve plants and personnel safety, especially when handling toxic, explosive or other dangerous liquids which react on contact with the atmosphere. Even in that situation with the bearing close to the point of being damaged, the sicx gave the customer good results. Hmd kontro sealless magnetic pumps are designed for reliable and safe operation in chemical processing and downstream refining applications. Sealless magnetic drive external gear pump divine industries. The latest containment shells are engineered from proprietary materials that were initially developed for military aircraft construction. Magnetic drive sealless pumps since 2005, rotos division of gruppo aturia has developed this extensive program of pumps for industry. For initial sealless pump selection, use this chart below and click on the sealless pump model with the appropriate flow and pressure values to meet your application. In addition, the pump is offered in three different sizes, the gt15, gt18, and gt19, along with a range of synchronous magnet drives. Efficiency through improved performance and reduced maintenance calls, sealless magnetic drive pumps can dramatically lower downtime and lost production. Sealless pumps are not limited to centrifugal designs. Replaceable impeller ansimag pumps feature a single piece closed impeller that is. Ever tightening regulations and heightened environmental responsibility have driven industrial and municipal facilities to rethink leak prevention, particularly when handling acidic, caustic and. Every day, countless decisions must be made related to the proper selection and specification, sizing and installation, operation and maintenance, and troubleshooting of these critical machines. Chris eifert and dennis rusnak flowserve corporation, pump division the overall cost of a pump repair can be expensive, especially when sophisticated sealing devices or sealless technology are utilized.
Sealless magnetic drive pumps are growing in popularity because their range of application coverage constantly continues to broaden. This is the second of five parts of our feature, the history of pumps. Hydraulic institute updates sealless rotodynamic pump. This premier and trusted vertical directory contains manufacturers, distributors and service companies giving access to all their information available on the internet. Ansimag process pumps etfelined sealless pumps for. High system pressue sealless magnetic drive pump slmnvh. Sealless magnetic drive internal gear pump divine industries. In some instances, seal manufacturers supply products with close clearances. Sealless magnetic drive external gear pumps manufacturer and suppliers in india.
This chemical engineering reference book provides a wealth of practical. Simple sealless design ansimag pumps can be quickly and easily repaired in the field. Instead of a coupling between the driving motor and the pump shafts to power the impeller, the drive shaft is surrounded by magnets, allowing the magnetic field to be transferred to the impeller shaft through a completely enclosed shell through which the fluid passes. Mechanical seals often fail as a consequence of prior bearing distress. He stopped the pump and poured liquid on the bearing to cool it off quickly. The growing trend toward magnetic drive sealless pumps in the middle east by amit nag, sundyne, novemberdecember 20 efficiency with reduced power consumption required by the motor.
Can run dry no costly damage to pump if it is run dry for short periods after drum or container has been emptied. Also, it is no stretch to assert that, when pump fires result from such failures, a mechanical seal is usually involved fig. Pumps of sdm series are single stage centrifugal magnetic drive pumps. Klaus unions sealless multistage magnetic drive centrifugal pump slmgvo is a sealless multistage magnetic drive pump for high delivery head requirements covering up to 2,400 ft. Some sealless pumps have been known to operate for 15 years or more without requiring maintenance. Sealless versions now are available for all common centrifugal pump designs. This pdf guidebook provides practical, actionable recommendations for proper selection, installation, operation and troubleshooting, with an eye toward minimizing maintenance costs and unexpected downtime while ensuring optimum pump performance. This paper shows an application of multilayer statement networks to condition monitoring of the sealless magnetic drive pump. Teikoku usa inc and the chempump division offer a complete line of sealless, leakproof canned motor pumps fully conforming to api 685 sealless centrifugal pumps for petroleum, heavy duty chemical, and gas industry. The key to its proven performance is its revolutionary dynamic thrust balancing system. Sealless pump api specifications pump engineering engtips. Te6tmd xp 3ph 1hpsealless pump exp te6tmd xp 3ph 1hp. Sealless pump explosion proof motor, magnetic coupled pump for biodiesel production and other solvents.
Backed by over 30 years of continuous improvement on our original. Sealless mag drive pump optional adders shipment terms temperature f specific gravity viscosity cp weight % solids price includes commercial information price each fob inner magnet carrier magnets materials special notes casing bearings oring shaft impeller model efficiency % capacity gpm discharge pressure psig suction pressure psia. Stateoftheart servo motor drives provide full programmability of dispense volume, dispense speed profiles and automatic cleaning cycles. Innomag has become an industry leader and benchmark for innovation in sealless, nonmetallic, magdrive pumps. Heavy duty forged hydraulic casings and high performance isolation shells make it possible to handle system pressures up to 5,800 psig sealless. Sealless construction eliminates the major cause of pump failure. No metallic parts in contact with the pumped liquid. The growing trend toward magnetic drive sealless pumps in. Of course, volumes have been written as to why pumps fail. In this case, statement networks are computed based on the use of. Select the right sealless pump chemical processing. Sealless manual combo tools oragpack sealless combo. Servo motor controlled p series sealless ceramic 0 20 ml dispense volume. Flowserve acquires sealless magdrive pump maker innomag.
1095 1318 992 1270 1262 665 194 1319 914 660 686 560 283 256 160 705 794 1084 466 1161 24 1017 1253 1092 607 730 564 42 394 330 936 11 319 1416 169 487 85 502 1027 1435 1342 1103 499 104 153 1497 934 173 603 545 381