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Industrial Engineering

Industrial Engineering is the branch of engineering that deals with the creation and management of systems that integrate people and materials and energy in productive ways. An industrial engineer studies industrial productivity and makes and implements recommended changes.

2,298 Questions

What is the abrivetion of wpb in the ASTM A234 wpb and ANSI B16.9?

may be it stands for wrought piping fittings grade B or C or ... i said this according the title of this standard code but i'm not completely sure that it is right or not

askar_soltani824@yahoo.com

What pollution do cooling towers produce?

None - the emissions from a cooling tower is nothing more than steam.

How do the water purity standards differ for the various uses?

The standards differ because different usages require different standards. For example, drinking water requires chemical treatment and biological treatment, while water for steam generation (Industrial) requires separation of ion and dissolved gasses to prevent either corrosion or fouling. If the water is used for processes, the treatment will focus on removing impurities that have great impact on the balance of the process. Another reason why the standards are different is because of the treatment cost that differs based on each standard.

How the torque switch work in auma valves?

in the Auma valves torque switches are used to cut off the motor incase of excessive force due to jamming of valves or at the end positons failure of limit swtches, once the end positon is reached still motor is enrgised conditon due to limit switch problem it causes excessive torque on the worm by sensing its axial movement , it is transmitted by a lever and gear arrangement to a microswitch and it is adjsutable thorugh a spring force.

IS 210 FG 200?

210 defines the Hardness of the component (Harness Ranges between 180-220 BHN) & FG 200 defines the Tensile Strength of Gray Cast Iron wherein the the Tensile Strength of the Component should be Min 200 N/mm2.

Turn key project?

A turn key project means that when completed the buyer has to do nothing but turn the key and drive away.

Is nylon toxic?

Nylon is slightly toxic. It leaches a form of cyanide as well as other chemicals like diamine into liquids stored in nylon (or polyamid as it is called) containers. Therefore avoid nylon bottles like Baby B Safe bottles made out of this plastic. Use stainless instead.

Which is the best Distributed Control System?

DCS selection shall based on the following criteria

  • Ease for peer peer communication
  • Global Tag database
  • Ease for configuring Trends , Alarms , reports , documentation instaneously for the tag
  • Third party connectivity
  • Interface to standard communcation protocol
  • Server redundancy
  • Smart client possibility
  • Loop tuning from the central location
  • Standard Face plate and its configuration
  • Centrally engineering can be done for all the connected devices and controller.
  • Easy configuration
  • Reporting facility
  • Online documentation
  • Alarm Management
  • Integration with the HT relays.
  • Single solution for the complete plant

This is wat one can get in ABB 800xA system.

From Meena

How much does builing a submarine cost?

The current-generation U.S.S. Virginia nuclear attack submarines cost between 1.8 and 2 billion dollars each, including the amortized development costs for designing the class (i.e. it costs about 1.4 billion or so to actually build the sub, but there were several billion in startup, R&D, and design costs for the class, which adds about .5 billion to each sub).

A typical non-nuclear attack submarine (such as the German Type 212) costs around $500 million, including the amortized development costs. Note that the typical non-nuclear attack submarine is usually about half the size (and a quarter of the displacement) of a nuclear attack sub.

How cooling tower height is significant for cooling tower design?

There's quite multitude of things that impact a cooling performance. Specifically the height of the tower impacts on the the drafting air through the tower. See "Air Cooled Heat Exchangers and Cooling Towers" by Kroger for something more indepth.

What is TOPSIS method in Multi-criteria Decision making?

it stand for Technique For Order preference BY Similarity to Ideal Situation

The principle behind TOPSIS is simple: The chosen alternative should be as close to the ideal solution as possible and as far from the negative-ideal solution as possible. The ideal solution is formed as a composite of the best performance values exhibited (in the decision matrix) by any alternative for each attribute. The negative-ideal solution is the composite of the worst performance values. Proximity to each of these performance poles is measured in the Euclidean sense (e.g., square root of the sum of the squared distances along each axis in the "attribute space"), with

optional weighting of each attribute.

What are the types of glass?

Some of the more common ones are soda-lime glass (window glass), Wheeling (moldable) glass, borosilicate glass (Pyrex), and quartz (hard) glasses.

Your question doesn't make it clear if you're thinking of types in an industrial, architectural, or technical sense.