soft starters

Articles About soft starters


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1 Soft Starters vs. Variable Speed - Or Both (June 2011)

Given that many different hydraulic systems recommend the use of either frequency converters or cyclic control (soft starter technologies), the question must be asked - Which one of these solutions is the most cost-effective in reducing energy consumption and providing the most satisfactory payback time?

2 Mapping the World of Manufacturing (August 2018)

After decades of iteration, you might think manufacturing software suites are running out of new modules to add, but improving hardware is opening up new avenues for them to explore.

3 Influential Criteria on the Optimization of a Gearbox, with Application to an Automatic Transmission (September 2018)

In the design of an automatic transmission gearbox, the variation of one parameter can result in different system performances due to the strong interdependencies among all components. For given transmission ratios, component lifetimes and safeties, or space restrictions, improvements in efficiency, noise, and weight can be achieved.

4 Documentation of Gearbox Reliability - An Upcoming Demand (June 2019)

The proof of the reliability of a gear drive is now an additional requirement. In Europe, the acceptance authorities for wind turbines are requesting a system reliability proof from gearbox manufacturers. The AGMA committee reviewing the AGMA 6006 standard for wind turbines is considering adding a chapter about design for reliability. However, reliability considerations are not new; NASA, for example, was in the 1980s using reliability concepts for gear drives.

5 Simulation Software Provides a Different Set of Tools for Motor Efficiency (June 2018)

While some organizations focus on real-world analytics and data collection for predictive maintenance, simulation tools and virtual prototyping can be another solution for motor efficiency.

6 Efficient Layout Process of Cylindrical Gears with Manufacturing Constraints (March 2019)

Cylindrical gear design can be divided into three steps. In the first step, rough gear pair dimensions such as center distance and face width are being estimated. Center distance and face width are directly linked to the available space (housing dimensions) and influence the overall size, weight and cost of the gears.

7 Software Bits (August 2017)

The latest updates in software for bearing design.

8 Industry News (March 2017)

The complete Industry News section from the March 2017 issue of Power Transmission Engineering.

9 Product News (August 2017)

The latest tools and techologies in power transmission, motion control and related components.

10 Getting to Know Your Bearing (August 2017)

Software Design, Analysis and Calculation Tools Help Solve Today's Engineering Challenges

11 Analyzing Contact Patterns for UAV Helicopter Transmissions (August 2019)

In a research project at the Vienna University of Technology, the KISSsoft design software was used to check a new drivetrain concept and the micro-geometry of the bevel gear stage for a UAV (unmanned aerial vehicle).

12 MPT Expo 2019 Booth Previews (September 2019)

MPT Expo takes place October 15-17 at TCF CENTER (formerly the Cobo Center) in Detroit. Here are booth previews of some of the exhibitors most relevant to buyers of mechanical power transmission components.

13 Product News (June 2020)

The complete Product News section from the June 2020 issue of Power Transmission Engineering.

14 Combining Gear Design with Manufacturing Process Decisions (June 2020)

The integration of manufacturing information into gear design software reduces cost during the design process by avoiding time-consuming back and forth between the design and manufacturing departments. The challenging task for such software is ensuring the design engineer does not need specific manufacturing expertise. Otherwise he or she would be overwhelmed and not use such a feature.

15 Timken Addresses NVH Requirements in Bearings (September 2020)

As NVH technology advances, so do the tools that allow engineers to study, test, and manufacture bearings capable of delivering high-performance and quality.

16 Schaeffler Readies Launch of End-to-End Wireless Sensor Solution with OPTIME (September 2020)

A discussion of the evolution of condition monitoring for bearings and the upcoming introduction of company's next-generation condition monitoring platform.

17 Industry News (April 2020)

The complete Industry News section from the April 2020 issue of Power Transmission Engineering.

18 Limitations of the Timoshenko Beam Theory (April 2020)

FVA Offers FE Shaft Calculations in the FVA-Workbench

19 Picking and Placing with Flexible Fingers (September 2019)

They're like real fingers, able to pick up hard stuff, a spark plug or a metal pipe connector, and pick up soft stuff without breaking or smushing it: an egg, a loaf of bread, a donut.

20 Product News (December 2019)

The complete Product News section from the December 2019 issue of Power Transmission Engineering.

21 Product News (March 2020)

The complete Product News section from the March 2020 issue of Power Transmission Engineering.

22 Romax Improves Reckon Drive Product Reliability with Drivetrain Structural Simulation Software (April 2020)

Durability requirements must be balanced with the need for lightweight and low-cost solutions which meet noise and vibration targets whilst also exhibiting excellent efficiency.

23 Navigating Product Lifecycle Management (February 2017)

Implementing product lifecycle management strategies can be intimidating at first glance, but it's also necessary. Here's why and how you should implement a PLM strategy of your own.

24 Product News (December 2016)

News about the most recent products to hit the market.

25 Product News (August 2011)

The complete Product News section from the August 2011 issue of Power Transmission Engineering

26 Electromagnetic Know-How (August 2012)

Finite Element Analysis (FEA) software can be used for a variety of mechanical engineering tasks, including injection molding simulation of plastic parts, analysis of aerospace components, impact and crash analysis of automobiles and the electromagnetic analysis of motors, actuators, transformers and sensors.

27 Effective Management Can Reduce Energy Costs Millwide (December 2012)

It’s as true in pulp and paper as it is in many other industries: the continued rise in energy prices has put a squeeze on margin and profits. Papermakers know that to maintain margin, they must effectively manage their energy costs.

28 Gear Design Software (February 2013)

When it comes to gear design software, the learning curve never ends. The leading vendors offer various training programs to keep their users well-informed.

29 Energy Efficiency by Using Innovative Bearing Solutions (August 2010)

Based on simulation methods and calculation tools developed by the Schaeffler Group and presented in the first part of this paper, three approaches regarding increased efficiency based on rolling bearings are presented.

30 Hardware-Software Synergy Automates Power Plant Data Collection (October 2009)

Robotics and other advanced automation technology systems are viewed as a looming threat to some in the plant maintenance field. Although there is a constant battle for some workers to remain useful while machines are continuously fulfilling more roles on the plant floor, there are those who in turn have found a better use of their newly freed time.

31 Rolling-Element Bearing Analysis (June 2013)

This article describes how more sophisticated modeling techniques allow the latest software to identify design issues with bearings, shafts, gears and complicated multi-body systems.

32 The Green Revolution - A Global Win-Win (February 2009)

Green technology is more than changing a couple of light bulbs or reducing waste. In 2009, the concept is relevant in every facet of manufacturing as companies make a greater push towards energy efficiency and sustainability. In the power transmission and motion control fields, this technology has been integrated into the daily routine, both as an environmentally friendly business venture and a way to offer green products to customers. It’s apparent that the revitalization of manufacturing, both here and abroad, will center on energy technology.

33 Beyond the Quick Fix - Supply Chain Software (April 2009)

In order for a company to be as efficient as possible, production, inventory and distribution components must be a top priority. A focused supply chain that gets the right materials to the right places in the allotted time frame encourages repeat business. These are concepts somewhat overlooked by many business executives in today’s economy.

34 All for One, One for All (February 2014)

Collaboration moves bearing modeling and simulation software forward

35 Gear Design Software, Engineer Beware (February 2014)

When software goes bad, what do we call it? System failure? Human failure? A virus? A number of words will work. How about this? Glitch. It has that onomatopoeic quality that fairly screams, Downtime! And with good reason -- software-generated miscalculations can have very expensive -- if not perilous -- repercussions.

36 Mutiple Gearset-Type Calculation Software (September 2015)

Is there a gear software package out there that will calculate the design of spur, helical, worm, and planetary gearsets? Also, we would like a program that calculates stresses and material selection. Finally, we would like to have the program calculate bearings loads, too. Thank you for your help.

37 Product News (December 2015)

News about latest products

38 Homogeneous Geometry Calculation of Arbitrary Tooth Shapes: Mathematical Approach and Practical Applications (February 2016)

This paper provides a mathematical framework and its implementation for calculating the tooth geometry of arbitrary gear types, based on the basic law of gear kinematics. The rack or gear geometry can be generated in two different ways: by calculating the conjugate geometry and the line of contact of a gear to the given geometric shape of a known geometry (e.g., a cutting hob), or by prescribing the surface of action of two gears in contact and calculating the correspondent flank shapes.

39 The Test Run (March 2016)

Modeling and simulation is a key driver of innovation. Whether it’s general manufacturing, consumer goods or life sciences, the ability to realistically model and simulate the response of parts, sub-systems and complete assemblies to increase accuracy and repeatability is vital in today’s analytical world.

40 Gear Expo 2015: Gears Galore! (September 2015)

You may well have already read the following Gear Expo description on the AGMA Website.

41 Product News (September 2015)

News about new Products

42 Specifying a Gear - Ask the Expert (February 2014)

A reader asks what are the required parameters to properly specify a gear.

43 Gear Wear Calculation and Prediction (February 2015)

Wear is a very important topic for dry running plastic gears. Over the past few years, the authors have worked closely with a number of manufacturers of plastic gears to investigate the problems of gear wear in detail. Together they have developed a calculation method that can be used to predict where and when local wear will occur on a tooth flank. Their findings have also just been published in the final version of VDI 2736.

44 How to Get the Most Realistic Efficiency Calculation for Gearboxes (April 2015)

In recent years the estimation of gearbox power loss is attracting more interest — especially in the wind turbine and automotive gearbox industry — but also in industrial gearboxes where heat dissipation is a consideration as well. As new transmissions concepts are being researched to meet both ecological and commercial demands, a quick and reliable estimation of overall efficiency becomes inevitable in designing the optimal gearbox.

45 Product News (August 2016)

News about industry products.

News Items About soft starters

1 Soft Starters Suitable for AC Induction Motors (November 18, 2011)
The Stellar SR33 series basic soft starters are designed for general purpose applications where traditional across-the-line starting or w...

2 Nord Gear Soft Starters Eliminate Mechanical Strain (December 24, 2015)
Nord Gear offers the SK135E/SK175E soft start drive family. The starters are designed to be used in a distributed control system and ca...