Products/Services for Electric Motor Labyrinth Seal Design
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AC Motors - (1316 companies)...environment. They are often rated or designed for different types of protection. Dust-proof -- Dust-proof motors protect against dust infiltration with features such as total enclosure and labyrinth seals for shafts. The IP (Ingress Protection...CommutationAC Motor ConstructionAC Voltage & Frequency -
Oil Seals and Grease Seals - (336 companies)Isolators. Bearing isolators are dynamic seals designed to protect bearings from outside contaminants. They are comprised of a rotor (rotating) and stator (stationary) member. Some bearing isolators are of labyrinth construction while others use O-rings... -
Dynamic Seals - (664 companies)...out. The bearing life can be greatly reduced by a tiny amount of dirt or water. Many bearing isolators use a labyrinth seal design. The following table is adapted from the Seals and Sealing Handbook, and shows several of the most common seal types... -
Stepper Motors (rotary) - (467 companies)...compliance with certain standards. Dust proof motors are rated for protection against dust infiltration with features such as total enclosure and labyrinth seals for shafts. Drip-proof motors contain ventilation openings that are designed so that drops... -
DC Servomotors - (498 companies)...conditions. Dust-proof motors protect against dust infiltration with features such as total enclosure and labyrinth seals for shafts. Drip-proof motors contain ventilation openings to prevent drops of liquid at any angle up to 15 degrees from entering... -
Labyrinth Seals and Clearance Seals - (26 companies)...seals. The design of clearance seals has precise control over the clearance between the rotating shaft and the inside diameter of the seal ring. Unlike single lip seals, grooves within labyrinth seals and clearance seals act as individual lips...
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DC Motors - (1244 companies)...quickly. Figure 3 - Typical torque speed curve for series wound motors, with high torque at low speed. Graph Credit: Baldor Electric Company. Compound wound motors are designed with both series and shunt winding for constant-speed applications requiring...
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Motor Controllers - (793 companies)...system. Electric vehicle design is used for control of electric motors in industrial, recreational, or other electric vehicles. Many include application-specific features such as reverse alarm output, signal for speedometers and tachometers. Application...
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Motor Bases - (10 companies)Motor bases are mounts for electric motors. They often include several bolt patterns for various sized motors and a belt tensioning mechanism. Most are designed to fit NEMA motor sizes. Motor bases function as mounts for electric motors. The devices...
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Electric Brakes - (217 companies)Operating voltage is the input voltage that must be supplied to the electric brakes. Electric brakes can be designed to run on either AC or DC power. A wide range of input voltage specifications is available to suit various applications. . Brake capacity...
Product News
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Technetics Group
Replacing labyrinth seals with brush seals BRUSH SEALS. Technetics Group Brush Seals - Designed to increase airflow efficiency in engines and compressors. Replacing labyrinth seals with brush seals from Technetics Group can reduce leakage by 5 to 17 times, thus providing significant turbomachinery efficiency and output gains. Brush seals work by absorbing the radial deflections between the shaft and rotor during transient operation. The seal then follows the rotor back to the steady-state operating position to maintain minimum leakage... (read more)Browse Brush Seals Datasheets for Technetics Group -
Portescap
Motor Design for Electric Bicycles Hub Motor Design for Electric Bicycles. eBikes initially emerged in the 1890's as a symbol of affluence, but have transitioned over the past century into an ecofriendly and accessible mode of transport, enhancing riders' capabilities to conquer longer distances and steeper terrains. This article delves into the technical nuances of the electric motor powering eBikes, focusing on the cost-efficient and prevalent hub motor design. THE TYPES OF ELECTRIC MOTORS IN EBIKES. An electric bike... (read more)Browse DC Motors Datasheets for Portescap -
Waukesha Bearings
Custom Augmented Labyrinth Brush Seals Augmenting labyrinth seals with brush seals is a simple and effective approach to reducing clearances and eliminating potential problems from shaft contact wear. Advantages. Reduce initial leakage by 50% cmpared to straight labyrinth seals, or by 30% cmpared to interlocking labyrinth seals. Eliminate steam leaks and the safety hazards associated with high temperatures and toxic gases. Reduce condenser capacity and space requirements in new steam turbines. Require less axial space than... (read more)Browse Brush Seals Datasheets for Waukesha Bearings -
parvalux by maxon
The benefits of customized electric motors and high performance, sometimes a custom design offers a better solution because it can be tailored to deliver the precise characteristics your product needs. Custom electric motors can be tailored in various ways to suit the exact product in mind. We have a range of electric motor customization options available, such as shaft type / length, voltage, gearbox orientation and output speed. Efficient. A custom electric motor is designed to be totally compatible with your product and therefore... (read more)Browse Gearboxes and Gearheads Datasheets for parvalux by maxon -
jbj Techniques Limited
Hazardous Area Electric Motor Pump Adaptors ATEX-Certified Hazardous Area Electric Motor Pump Adaptors for Demanding Industrial Environments. Engineered for the toughest offshore, chemical processing, and hazardous area applications, jbj Techniques Limited manufactures high-performance electric motor pump adaptor kits designed to meet the strict safety requirements of explosive atmospheres. Certified to Directive 2014/34/EU II2GD-IM2-TX with a service temperature range of -50 C to +105 C, these adaptor assemblies comply with key... (read more)Browse Bellhousings (pump to motor) Datasheets for jbj Techniques Limited -
Accurex Measurement, Inc.
Inspect Electric Motor Hairpins Efficiently Introducing the 3D Hairpin Inspect system --a dedicated solution for the high-speed measurement of electric motor hairpins within production environments. Utilizing structured light scanning technology, this system captures the complete geometry of hairpins, ensuring they meet stringent design specifications. By detecting deviations early in the production process, the 3D Hairpin Inspect system helps maintain the quality and reliability of your electric motors. Discover more about our Hairpin... (read more)Browse Dimensional and Profile Scanners Datasheets for Accurex Measurement, Inc. -
Indelac Controls, Inc.
Troubleshooting Electric Actuators Motor Failure Troubleshooting Electric Actuators Motor Failure. The likelihood of a motor failure without external causes is very rare. Motor failure rates from our experience are less than 1 in 10,000 motors. Based on the statistical likelihood of an actual faulty motor you need to be skeptical of all claims in regards to a "faulty motor " especially when the actuator is still under the factory warranty. Even if the motor has failed, odds are that there is some other underlying issue or external cause... (read more)Browse Electric Valve Actuators Datasheets for Indelac Controls, Inc. -
Shenzhen Yunhongda Motor Co., LTD.
Ultrasonic DC Motor for Electric Toothbrush Compact Drive Solution for High-Frequency Applications. The YHD-2014 ultrasonic DC motor is engineered for compact devices requiring stable vibration and efficient performance. Its optimized structure supports smooth operation and flexible integration into consumer and light industrial products. Key Engineering Features. High-Frequency Operation: 200 -400 Hz for effective vibration performance. Bidirectional Rotation: Supports CW/CCW operation for flexible control. Compact Design: Suitable... (read more)Browse DC Motors Datasheets for Shenzhen Yunhongda Motor Co., LTD. -
Qualtek Electronics Corp.
Coated Fiberglass Sleeving for Electric Motors Qualtek a source of solutions in the electronics industry. We anticipate growth through commercial exchange of products, information, and technologies across borders. Qualtek has an extensive international network and provides professional operations, efficient logistics, and competent marketing and sales. Qualtek is an ISO 9001 registered facility, and our products are designed, manufactured, and tested to meet domestic and international safety requirements. We are committed to continual... (read more) -
parvalux by maxon
How To Choose An Electric Motor At Parvalux, we understand that every electric motor is chosen specifically to provide efficient and reliable power to a wide range of potential applications, each with its own requirements. When you are choosing an electric motor for your application, there are several variables to consider, including the intended industry application and the type of motor that will be most suited to your requirements. This is where custom electric motors are most helpful, because they enable you to precisely... (read more)
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Laboratory Testing of the Boundary Layer Momentum Transfer Rotational Filter Systems, NETL-Innovatech, Inc., CRADA 98-F026, Final Report
The following modifications were made in the ambient-temperature prototype design : (a) the materials of construction was changed from aluminum to Hastelloy, (b) a non-contacting labyrinth seal was used to separate filtered from unfiltered gas, bridging … … the particle collection plenum, and (e) the actively cooled electric drive motor was placed within the …
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Development and messtechnische investigation of a decentralized compact heat recovery fan
The possible causes of the deviation of the model LC 170 are the systemic leakage of about 10 % through the leakiness of the defective labyrinth sealing in the proximity of the motor connection or / and an inaccurate convergence of the … With the model LC 50, drehzahlabhängigen volume flows can be described well.
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Industrial Gases Processing
x Non-contact seals designed as labyrinth seals or “Carbon Ring Seals”. x A special starting system in case of an electric motor drive enables a quick compressor start within about one minute such that the voltage drop in the supplying net does not get larger than the admissible value of 2–15%.
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Current trends in the development of designs of submersible pumps for water
In recent years, the amount of work on design of well pumps with submersible electric motors in- tended for pumping corrosive waters containing from 0.01 to 0.1% mechanical impurities by weight has been significantly expanded. The main problem in designing these pumps consisted in developing optimal designs of the following subunits: bearings, slotted impeller seals , interstage labyrinths in the blade bends, and reverse valves.
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Production of new equipment
The pump (Fig. 4) consists of a cylinder assembly 1, two stage cylindrical reducing craskshaft- connecting rod assembly (not shown on the drawing), and electric motor 3. It is a horizontal single stage, single acting plunger pump of crosshead design with automatic valves and labyrinth plunger seals .
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WEG Offers New Petroduty API-Designated Motor Designs
These features include sealed VPI insulation systems, IEC and NEMA designs with cast-iron or fabricated-steel frame material, IP-55 protection ratings, anti-friction sleeve bearings, taconite labyrinth seals , Resistance Temperature Devices (RTDs), and stainless-steel hardware. SOURCE: WEG Electric Motors Corporation .
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Increasing the Efficiency of Refrigerating Centrifugal Compressors with a Refrigerating Capacity of Less than 100 kW
This and the advantages of the compressor design confirm the advisability of applying the recommendations in refrigeration … … how cooling systems and the total HED losses, the gas-dynamic characteristics of the stages, and the characteristics of the gas-dynamic bearings (GDB), and the electric motors have on the energy … … and end clearances of labyrinth seals and taking the largest …
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A Practical Guide to Compressor Technology 2nd Edition
gas turbine, or expander turbine, as well as by an electric motor with gears or with variable- speed drivers. … the selection of the materials for the casing, impellers, and other components, the design is extremely flexible. As will be seen later, labyrinth seals , mechanical contact seals, floating seals, or dry gas seals can be provided for shaft sealing.
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Flow machines
… machine 3, 32-heat-coupling 98, 168, werksdampfturbine 95 circular arc blade 210, 256 centrifugal pump 22 cycle 16, of steam power plants 81-of gas turbines 162 cooling 162, 172, 183 Kupplungswirkungsgrad 23, 146, 202 labyrinth sealing 59, 147, 172, 201 … Jacket current fan 191 mass flow 5 mechanical loss 146 - efficiency 146 More | … … gases 169 average meridian streamline 213-temperature of the heat supply 82 model | of laws 33-attempt 61 … … coupling 284-conversion 290 motor drückung 284 shell diagram …
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http://dspace.mit.edu/bitstream/handle/1721.1/88876/48839211-MIT.pdf?sequence=2
After the first successful hot fire test, the Teflon holder for the labyrinth seal was damaged and the labyrinth was replaced with a better-supported design that did not rub as much. From the motor power curves it was clear that the engine took less and less power to … Power curve One of the functions I came up with for the electric motor was the taking …
