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Chemical Process Technology

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Chemical & Process Technology

A place to share knowledge, lesson learnt...

Monday, March 15, 2010

As discussed in earlier post "3 Most Important & FREE Magazines That I Read..." , Chemical Engineering, Hydrocarbon Processing and Chemical Engineering Progress are three magazines which i will not miss every month. Reason being the contents of these magazines are written by practical engineers for practicing engineers like you and me. The clues, experiences, lesson learnt, new application and new knowledge shared by most practical engineers in our industry, again are practical and educative. I always emphasize to my young engineers consistently read article from these three magazines.

Out of all three magazines, Chemical Engineering and Hydrocarbon Processing are available FREE for engineer who are eligible. What is eligible ? This really subject to the publisher decision and selection criteria. No one aware including myself. Nevertheless, there are several tips you may try out in order to increase your eligibility  by referring to "Tips on Succession in FREE Subscription". After try to subscribes by clicking Chemical Engineering and Hydrocarbon Processing.


As for Chemical Engineering Progress, one of the main publication of the American Institute of Chemical Engineers (AIChE), you will be given FREE if you are member of AIChE. If you are not a member of AIChE, try to request your company to purchase it. You will not regret.


If you success in subscribing Chemical Engineering and Hydrocarbon Processing for FREE. Well...Congratulations to you. You are a step closer to a good and practical engineer. Chemical Engineering and Hydrocarbon Processing offer their subscriber hardcopy and softcopy (view online and downloadable in pdf format). We strongly encourage you to obtain a softcopy.



There many many benefits by getting a softcopy.

Green solution
You will help to minimize world paper consumptions

No/Minimum storage area
You will need book rack to keep these magazines. Experiences shows that the magazine may decay and lost wording & color after N years. On the other hand, you can keep softcopy in portable hard disc (which is rather cheap and affordable nowadays)

Easy Search
You can easily search article in the PDF file. You may also index, arrange by topic and link it to ease future search. It may be difficult for hardcopy indexing and storing.

Reproducible 
If you would like to extract part of the content in some article, you may easily copy and paste into any word editor file. This save you a lot of time.

Sustainable business 
Publisher is supported by advertiser and cost in production of these magazine. By delivering a hardcopy, it incurs additional costs like material cost, printing cost, storing cost, transportation cost and etc to publisher. By getting softcopy, above cost is reduced and minimize burden to the publisher. Publisher manage to continue their business and continue to offers FREE magazine for all of us.

Replaceable 
If you have hardcopy and once it is damaged, your may find difficulties in replcaing it. Unlike a softcopy. publisher is continuously keeping previous version in their server. You can always make copy from the server.

Online reading every corner of the worth 
If you getting softcopy, you can view online anytime, any place and any corner of the world as long as you have internet access and legally allow.

Obtain Previous Issues
If you subscribe today, you may get you magazine next month. Next month you can view and download all previous issues by searching the archive section.

Last but not least, we would like to take this opportunity to thank publishers offering FREE magazines to us. We wish the FREE offers will continue forever.

Being a Chemical and Process engineers, our "works" have generated a lot of damage to our lovely planet. Why not take simple effort in helping our planet ?

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posted by Webworm, 2:38 PM | link | 0 Comments |

Tuesday, March 9, 2010

Infor Energy Savings Calculator
Earlier post "Is Your Company "Green" Enough ?", an Green Assessment using radar chart is introduced by Infor . The Green Assessment tool will allows you to assess how far your company's efforts in achieving a Green organization. This Green Assessment is benchmarked with many other companies and other industries.



Again Infor introduce another Green Calculator to estimate the potential of energy and costs saving that you can achieve using the EAM Asset Sustainability method. The Infor Energy Savings Calculator is designed to analyze your company’s current power usage and policies, and provide recommendations to help reduce energy costs and drive green initiatives.

Check out Green Calculator...

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posted by Webworm, 11:25 AM | link | 0 Comments |

Monday, April 20, 2009

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“spin battery”, a battery that is "charged" by applying a large magnetic field to nano-magnets in magnetic tunnel junction (MTJ). This technology is basically store energy in magnets and potentially lead to creation of computer hard drives with no moving parts and new battery for power cars. A team lead by Physicist Stewart E. Barnes and and his collaborators.

The secret behind this technology is the use of nano-magnets to induce an electromotive force. It uses the same principles as those in a conventional battery, except in a more direct fashion. The energy stored in a battery, be it in an iPod or an electric car, is in the form of chemical energy. When something is turned "on" there is a chemical reaction which occurs and produces an electric current. The new technology converts the magnetic energy directly into electrical energy, without a chemical reaction. The electrical current made in this process is called a spin polarized current and finds use in a new technology called "spintronics.”

Read more in here

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posted by Webworm, 8:15 AM | link | 1 Comments |

Friday, February 13, 2009

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Energy has became one the daily need for human and society. This has lead to many research and developments programs to find and explore new energy sources. Solar cell is one of the product to convert solar (light) energy into electricity and nowadays this technology has been applied in many area i.e. power for satellite, power for parking machine, etc.

Further research and improvement has lead to a new technology called Thermo photovoltaics, invented by Researcher in MIT,. This technology converts heat into light and then into electricity.

Solar Cell : Light --> Electric
Thermophotovaltaics : Heat -->Light --> Electricity

Overall maximum theoretical conversion efficiency of a conventional solar cell is about 30 percent, or 41 percent if the sunlight is first concentrated using a mirror or lens as solar cell selectively convert certain color efficiently. Thermo photovoltaic will concentrate light to heat -up material, then this material will emits light with wavelengths that allow solar cell to convert efficiently. Overall maximum theoretical conversion efficiency of Thermo photovoltaic can be increased upto 85 percent.

This believe to be excellence choice for oil and gas industry as there are many facilities emitting hot waste gases such as gas turbine generator, compressor turbine, fire heater, etc. Besides, this may also great for the car exhaust gas.

Read more in Better Thermal Photovoltaics.
MTPV

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posted by Webworm, 3:15 AM | link | 0 Comments |

Tuesday, December 30, 2008

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Depletion in oil and gas reservoir and reduction in shallow water reservoir has driven Oil and Gas Exploration move from shallow water (less than 100m water depth) exploration to depth water exploration. Depth water exploration would required the used of subsea wellhead, subsea collection manifold, Remotely-Operated Vehicle (ROV), flexible flowline, Floating Production and Storage Unit (FPSO), Floating Liquefaction Natural Gas unit (FLNG), etc.

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There are minimum power driven equipment in subsea installation as subsea power generation is still under research level. One of the recent development is to convert the seawater current into power with a special device, named VIVACE (Vortex-Induced Vibrations for Aquatic Clean Energy). VIVACE is utilizing a fluid movement phenomena called vortex-induced vibrations (VIV).



Fluid flow around a rounded or cylinder-shaped object, vortices or eddies will form on opposite sides of the rounded or cylinder-shaped object. As alternating vortices form above and below the rounded or cylinder-shaped object, exerting force perpendicular by the flow will drive the rounded or cylinder-shaped object to move. As the rounded or cylinder-shaped object cylinder is attach to a springs, counter force would cause it oscillates and convert mechanical energy to electricity. This technology is being commercialized by Vortex Hydro Energy and a paper on "VIVACE - A new concept in generation of clean and renewable energy from fluid flow" is published in Journal of Offshore Mechanics and Arctic Engineering.

Below are some demonstrations clips...





VIVACE converter model operating in the Low-turbulence Free Surface Re-circulating Water Tunnel
Flow Speed: 1.6 knots (0.823 m/s)




Lab picture sequence generated by Williamson


This technology could be considered in subsea power generation and possibly leads to employment of motor driven equipment in subsea installation.

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posted by Webworm, 8:29 AM | link | 0 Comments |

Thursday, November 20, 2008

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Team led by associate director, Shuguang Zhang managed to use the energy generated by trees to power a network of wireless sensors (-Tree Power-), Professor Zhong Lin, Wang research group managed to generate power from Fabric (-Fabric Generate Power Caught Global Interests...-), and now MIT engineers led by professors Yet-Ming Chiang have developed a way to create and install tiny microbatteries, about half the size of a human cell and built with viruses which could one day power a range of miniature devices, from labs-on-a-chip to implantable medical sensors -- by stamping them onto a variety of surfaces.

In the Proceedings of the National Academy of Sciences (PNAS) the week of Aug. 18, the team describes assembling and successfully testing two of the three key components of a battery. A complete battery is on its way.

"To our knowledge, this is the first instance in which microcontact printing has been used to fabricate and position microbattery electrodes and the first use of virus-based assembly in such a process," wrote MIT professors Paula T. Hammond, Angela M. Belcher, Yet-Ming Chiang and colleagues. Read more in MIT Tech Talk.

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posted by Webworm, 4:04 PM | link | 0 Comments |

Monday, November 17, 2008

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A group of researchers with team member Andreas Mershin, a postdoctoral associate at the CBE and Christopher Love, an MIT senior in chemistry, led by Shuguang Zhang, the associate director of the MIT's Center for Biomedical Engineering (CBE) from the Massachusetts Institute of Technology (MIT) has managed to use the energy generated by trees to power a network of wireless sensors to prevent spreading forest fires. These sensors are powered by off-the-shelf batteries which is rechargeable by electricity generated by the trees.

Although the power generated by tree is small, it sufficient to produces enough electricity to enable four time signals emission a day from the system. This obviously a break through in power industrial where human being is still struggling with. It is believed the tree power may be adopted to be utilized in other wireless applications. Read more in "Using tree power to prevent forest fires?"

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posted by Webworm, 10:59 PM | link | 0 Comments |

Wednesday, August 27, 2008

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Now you may have your own fuel filling station in your garage. You may brew your own ethanol from beets, corn, sugar cane, alcohol, leftover beer, wine, booze, etc. Produced ethanol will be stored and ready to mix with gasoline in your car gasoline tank. Together with the E-fuel carbon credit program, it is cost saver which possibly reduce the cost down to US$0.1 - US$1.0 per gallon of fuel. Apart from fuel cost reduction, ethanol also reduces C02 emissions by 85% when used in vehicles in place of gasoline. This significant helps to reduce greenhouse effect and global warming.






E-Fuel 100, a self-contained ethanol micro-refinery will produce ethanol to top up their gasoline tank with the aim to reduce fuel cost. E-Fuel is typically conventional alcohol brewing unit which consists of fermentation unit, distillation unit, condensation unit, storage and pumping unit and control unit.

With high energy price and tremendous pressure on pushing environmental friendly green technology, this E-fuel invention is expected to gain serious attention from consumer and law maker.

Source : "Ethanol Is The New Homebrew", Design News

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posted by Webworm, 1:01 PM | link | 0 Comments |