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Ankur's_Chemical_Engg_Blog

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Dwindling Natural Resources - Will The Sea Bed Rescue Us?

Posted by ankur2061 , 06 July 2011 -

· 4,922 views

Oceans occupy approximately 71% of the earth's surface (~3.6 x 10⁸square kilometers). They are also the major source of direct sustenance to a very diversified marine life and indirectly a source of sustenance for man kind. The global rainfall and weather patterns are controlled by the process of sea water evaporation and movement...

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3 Comments

Project Management - A Lost Art

Posted by ankur2061 , 29 June 2011 -

· 6,340 views

When I started my career in the design engineering field I had the privilege of working with some excellent project managers. Coincidentally all these persons were chemical engineers who had worked as process engineers in their earlier avatar and knew the nitty gritty of what design engineering is all about. This in no way implies that engineers with other...

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12 Comments

A Detailed List Of Books For Process Design Engineering

Posted by ankur2061 , in Technical 16 June 2011 -

· 39,123 views

process, design, engineering and 1 more...

Often in the forum there are questions about which book or published resource to refer for a particular subject in process engineering. If we look around the list is huge and sometimes some engineer may have access to some book whereas the other person may have access to another book. Apart from the standard chemical engineering texts during the...

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26 Comments

Careers Options For Chemical Engineers With Special Emphasis On Females

Posted by ankur2061 , in For Students and Young Engineers 04 June 2011 -

· 11,648 views

female, engineers, chemical and 2 more...

Many young lady engineers ask questions about their career options specially in the context of various options in the chemical process industry. In this blog entry I would like to take the opinion of the young ladies who are just starting their careers as chemical engineers as well as present the work conditions of the different areas where chemical...

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19 Comments

Know Your Career Opportunities - A Primer On Seeking New Employment

Posted by ankur2061 , 01 June 2011 -

· 6,994 views

Lots of young engineers seek new opportunities of employment. In most cases the overpowering consideration is to get a hike in the salary and / or an enhanced position in the new organization. Is this all to seeking a new job? I would consider it a folly to have such a approach while seeking new employment. A lot more needs to be found out about your...

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12 Comments

Estimation Of Saturated Liquid Density

Posted by ankur2061 , in Technical 15 May 2011 -

· 5,937 views

saturated, liquid, density and 1 more...

More than a year ago I had unilaterally made a post in the "Industrial Forums" sub-forum a post with the title "Estimation of Saturated Liquid Density" along with a spreadsheet. I had thought it was a pretty decent spreadsheet for calculating liquid densities below the critical temperature (saturated liquid) for some non-polar compounds....

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0 Comments

Emergency Venting Due To Fire From Atmospheric Storage Tanks

Posted by ankur2061 , in Technical 08 May 2011 -

· 10,448 views

Tanks, Atmospheric, Venting and 2 more...

Somewhere around October 2008, I came across an article in the magazine "Chemical Engineering" with the title "Understanding Atmospheric Storage Tanks" by "Siddhartha Mukherhee". The article was very well written and also gave an in-depth insight into venting of atmospheric storage tanks both normal as well as emergency...

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1 Comments

Forced Draft Fan Sizing For Fired Heaters / Boilers

Posted by ankur2061 , 01 May 2011 -

· 28,586 views

Fired Heaters / Steam Boilers require combustion air for combustion of the fuel to generate heat for heat transfer to the fluid being heated which in case of steam boiler would be water. Control of combustion air is an absolute must to control the combustion process to provide optimum heat transfer in any fired heater / boiler.

A Forced Draft (FD) fan is...

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9 Comments

Static Mixers - What Process Engineers Need To Know

Posted by ankur2061 , in Technical 21 April 2011 -

· 11,363 views

static, mixers, process and 8 more...

For the past week or so I had been doing my study on Static Mixers and that also made me think that I should be sharing what I have read and understood. The initial part which is a word description has been provided in the following text. However, the rough application guide for various commercial static mixer models and the pressure drop for the more...

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1 Comments

Empirical Equations For Natural Gas Compressibility And Viscosity

Posted by ankur2061 , in Technical 10 April 2011 -

· 7,207 views

equations, natural, gas and 2 more...

Many a times during natural gas handling and transmission the composition of the gas in terms of its components is not known. This creates a certain amount of difficulty in arriving at properties of the NG being handled.

However, there are certain empirical equations for determining properties such as compressibility factor and gas viscosity with only the...

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3 Comments

How To Build A Good Design Calculation Document

Posted by ankur2061 , 04 April 2011 -

· 20,836 views

Working for now more than 15 years in an engineering consultancy has given me some insight in how to build a design calculation document which is concise and complete and can be also submitted for certification to certification authorities.

Many good engineering consulting companies have standard templates for preparing a design calculation report which...

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12 Comments

Engineering Consultancy - A Review Of The Overhead Expenses

Posted by ankur2061 , in Management 08 March 2011 -

· 9,130 views

engineering, consulting, overhead and 1 more...

An engineering consulting organization is typically a part of the service industry and the core strength of such an organization is it's manpower. But when I say manpower there is a catch in it. What kind of a manpower should an engineering consultant typically sustain and grow is the million dollar question.

Let us first discuss the haves for an...

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1 Comments

Thermophysical Property Correlations Provided By Dippr

Posted by ankur2061 , 28 February 2011 -

· 15,479 views

thermophysical, property and 2 more...

Thermophysical Property Correlations Provided By Dippr

The "Design Institute for Physical Properties" (DIPPR) an industry technology alliance of the American Institute of Chemical Engineers (AIChE) has done some great research on thermophysical properties of hundreds of compounds and the research continues for adding more compounds in the DIPPR 801 database.

Most of the times when a reliable and renowned sim...

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6 Comments

Polytropic Efficiency As A Function Of Inlet Volume Flow

Posted by ankur2061 , 21 February 2011 -

· 25,844 views

After a 2 month hiatus I am back on my blog and wih something really special.

Since the past 1 year or so the subject of compressors has intrigued me and led me to a quest in understanding more of this fascinating subject which all chemical engineers have to deal at one time or the other in their professional careers. A lot of reading on the subject went...

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20 Comments

Jet Mixers Versus Side Entry Propeller Mixers For Tank Blending / Mixing

Posted by ankur2061 , in Technical 25 December 2010 -

· 14,166 views

tank, storage, jet, mixers, side and 2 more...

Recently we were asked to evaluate the merits and demerits of jet mixers versus side entry propeller mixers for tank blending mixing specially for tanks containing crude oils with BS&W.

Some investigation into the matter led us to the following information which might be slightly biased considering that the information has been provided by a SEPM...

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3 Comments

40 Cfr Section 60.18 U.s. Epa - Flare Tip Exit Velocity And Flare Tip Diameter

Posted by ankur2061 , in Technical 12 December 2010 -

· 25,215 views

EPA, guidelines, flare, tip, exit and 2 more...

The United States Environmental Protection Agency provides several guidlelines as well as codes for environmental protection.

A code of federal regulations (CFR) with the title CFR 40 Section 60.18 provides guidelines for determining the flare exit or tip velocities as a function of the calorific value of the flared gas.

The flare exit velocity is...

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5 Comments

Process Design Basis - How To Proceed

Posted by ankur2061 , 28 November 2010 -

· 19,984 views

An important process engineering deliverable is the document called "Process Design Basis". This document summarizes the process engineering related activity for the given project. For large projects it is an extensive document. In certain cases it includes HSE related information where a separate HSE design basis is not part of the engineering...

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3 Comments

Graphs And Charts In Engineering Design - Time To Say Goodbye To Them

Posted by ankur2061 , in Technical 29 October 2010 -

· 11,332 views

charts, graphs, engineering and 1 more...

Have you (today's young engineers) wondered how it was to do engineering design in the earlier decades i.e. the 60's, 70's, 80's of the twentieth century. The mainstay of engineering design then was an extensive usage of graphs, charts and nomograms for a variety of data such as physical properties, thermodynamic properties, friction...

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9 Comments

Process Guidelines For Conducting A Hazop Review

Posted by ankur2061 , in Technical 19 October 2010 -

· 16,581 views

process, guidelines, hazop and 1 more...

A few weeks back I was asked to prepare process engineering guidelines for various process engineering activities undertaken in the process engineering discipline in my company. This was a very challenging and interesting assignment and required preparing descriptive word documents which would be easy to understand and follow by young engineers.

There...

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10 Comments

Flow Assurance In Pipelines â€“ An Introduction

Posted by ankur2061 , in Technical 14 October 2010 -

· 17,739 views

pipe, flow, fluid, pump and 1 more...

For the last 4 to 5 weeks I am preparing a presentation on pipeline flow assurance for some young engineers of my company.

Now I would like to present an abridged form of that presentation on my blog for the benefit of the forum readers.

Here is how it goes:
"Flow assurance is an engineering analysis process to assure hydrocarbon fluids are...

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12 Comments

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