Posts Tagged ‘Technology’

Micro-chemical Technology

Monday, March 21st, 2011

At present, there are many problems existing in our chemical industry. For example, the equipment is too large; energy consumption is too much; environmental pollution is very serious; operating efficiency is relatively low. It has been a great challenge for researchers to solve all these problems. Fortunately, the successful development and application of micro-chemical technology has the probability to change present situation. Micro-chemical technology can change the property, size, consumption amount of present chemical equipment. There are many exothermic processes with strong reactions in chemical industry. These processes have great danger of explosion. The application of micro-reaction technology can raise the operation efficiency and improve the safety during the process.

The constant renewal of information technology characterized by computers and the development of Micro-electromechanical Systems put the concept of “micromation” into people’s jobs and daily life. After two development stages of unit operation and momentum transport, energy transport, quality transport and reaction engineering, chemical engineering science has gradually expanded to microscale field.

It is said that micro-chemical engineering and technology integrate the ideas of Micro-electromechanical Systems with basic principles of chemistry and chemical industry together and mainly study the basic characteristics and rules of the process of design, imitation, production and application of micro-model equipment in chemical industry when the space-time scale is under a few hundred microns and microseconds. Compared with conventional chemical equipment, micro-chemical equipment has many better properties of high transmission rate, high security and easy control, which can realize the constant operation and high integrative and flexible production. In addition, micro-reactive technology has great ability of heat and mass transmission, which can increase efficiency of resources and energy utilization in various reaction processes. Thus, the intensification, miniaturization and greening of chemical processes can be realized.

Because of the miniaturization of feature scale, the development of micro-chemical technology not only creates a great challenge in technology field, but also raises many new problems in the field of science. In the chemical system of micro-scale, the theories of the traditional momentum transport, energy transport, quality transport and reaction engineering need to be innovated. In addition, many macro rules may be not suitable any more. Therefore, the basic studies on things like surface effect and interface effect under micro-scale are more important. At present, the studies of micro-reaction system mainly focus on fields like production process, energy and environment, drug development and biological technology, etc.

Actually, micro-reaction technology has attracted developed countries like America since the beginning of 1990s. Many countries have made research plans one after another to advance the utilization process of “micro-reaction technology”. Many institutes have already begun their research on micro-reaction technology, such as Dalian Institute of Chemical Physics. In 2000, researchers in Dalian Institute of Chemical Physics took the lead in doing such research in our country. Now a complete research and development system has formed integrating technology platform of micromachining with the basic study and application of micro-chemical engineering and technology.

It is estimated that micro-chemical technology will be applied successfully to present equipment upgrading, the integration of micro-reaction device and equipment in conventional process, micro hydrogen resources system and personal products in approaching five to ten years.

Spectrum Of Mechanical Engineering Technology

Thursday, July 8th, 2010

Disciplines of Mechanical Engineering Technology There are five streams diverging from the main mechanical engineering technology arena. Robotics – this branch of mechanical engineering is rage among graduates and has been explored to great extents in the recent years. More and more research and experimentation is going on in this field to make out the best robots which can even feel and sense. Acoustical Engineering – it deals with design and fabrication of systems for compression and controlling sound effects. It works on designing systems to make the sound quality better in halls and auditoriums. Biomechatronics – this discipline is very interesting and it deals with the relationship between human body and machines. These both elements are connected to each other and their inter relation is studied. Nanotech – Computer chips are designed using this technology having advanced features. This technology also finds its applications in the areas like cosmetics. Marine Engineering – it deals with the air conditioning, propulsion, lighting and sewage disposal of the ships and submarines. Mechanical Engineering Technology Degrees The lucrative job opportunities and research possibilitiesDisciplines of Mechanical Engineering Technology

There are five streams diverging from the main mechanical engineering technology arena.

Robotics – this branch of mechanical engineering is rage among graduates and has been explored to great extents in the recent years. More and more research and experimentation is going on in this field to make out the best robots which can even feel and sense.

Acoustical Engineering – it deals with design and fabrication of systems for compression and controlling sound effects. It works on designing systems to make the sound quality better in halls and auditoriums.

Biomechatronics – this discipline is very interesting and it deals with the relationship between human body and machines. These both elements are connected to each other and their inter relation is studied.

Nanotech – Computer chips are designed using this technology having advanced features. This technology also finds its applications in the areas like cosmetics.

Marine Engineering – it deals with the air conditioning, propulsion, lighting and sewage disposal of the ships and submarines.

Mechanical Engineering Technology Degrees

The lucrative job opportunities and research possibilities make mechanical engineering a preferred option for students. Many universities offer various courses on different fields of mechanical engineering. Students can enroll themselves for a complete four-year graduate program or they can opt for a diploma course of 2 years to get in this field. mechanical engineering technology salary will depend upon the type of degree course you have. You can also go for online degrees for your mechanical engineering course as this will help you to save a lot of time and money.

Pay scale for Mechanical Engineers

Mechanical engineering technology salary is usually higher than the other streams because of the diverse nature of this stream and the varied job possibilities in this field. The top ten percent people working in this field can easily earn as high as $90.000.

make mechanical engineering a preferred option for students. Many universities offer various courses on different fields of mechanical engineering. Students can enroll themselves for a complete four-year graduate program or they can opt for a diploma course of 2 years to get in this field. mechanical engineering technology salary will depend upon the type of degree course you have. You can also go for online degrees for your mechanical engineering course as this will help you to save a lot of time and money. Pay scale for Mechanical Engineers Mechanical engineering technology salary is usually higher than the other streams because of the diverse nature of this stream and the varied job possibilities in this field. The top ten percent people working in this field can easily earn as high as $90.000.

Mechanical Engineering In Advanced Technology

Saturday, May 29th, 2010

Mechanical engineering is something that you must have seen in a brochure if you are looking for a degree for your college life. It must have sparked your imagination but cannot really fathom the immense richness and diversity of this program. Let me give you an idea about the fun and diverse role of mechanical engineering for the future.

Imagine the ancient world. Imagine how they created magnificent buildings and tools with the simplest machines starting with their hands. With their mind full of ideas and with the guidance of the environment around them, they mapped out schematics and built grand palaces and pyramids. Imagine moving very fast into the future. Imagine the magnificent and towering skyscrapers. Now imagine floating across and even deep into the ocean. Imagine flying higher than the ancient man could ever imagine. Imagine medical tools like MRI or the CT scan.

Mechanical engineering pushes the limits of creation and technology by providing the best materials, products and technologies fitted for the lifestyle of the human race today. We can say that we have gone bigger and is out of this world now, but the kinds of machinery based from before has just become more sophisticated and grand.

You start with the basic premises of math and sciences. You take algebra, geometry, trigonometry and calculus to map out a plan and input coordinates to create various plans. You see the probability of a certain design and its weakness. You combine it with principles of science like biology, chemistry and physics to see the synergy of your calculations to various elements of life like medicine, work, transportation and other aspects.

By pushing the boundaries further, mechanical engineering has provided us with the tools and the devices to help humankind and make it easier for use to live. If you think, you have what it takes and you have something to contribute, then go ahead and enjoy the benefits of undergoing a rigorous training in mechanical engineering! There is always a space in this world for ideas and all you need is the proper training, ethical analysis and curiosity to be successful in the future.

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The Principle of Dominant Design: the Cycle of Technology Changes

Sunday, April 25th, 2010

In technological production, a linear, evolutionary model is used to understand the gradual and yet continuous process of change. In the field of engineering and technology design, there are actually many discontinuities; these discontinuities are rarely visible because the finish product has already been produced after year of tense structuring and re-structuring.

According to Philip Anderson in Administrative Science Quarterly:

“An evolutionary model of technological change is proposed in which a technological breakthrough, or discontinuity, initiates an era of intense technical variation and selection, culminating in a single dominant design. This era of ferment is followed by a period of incremental technical progress, which may be broken by a subsequent technological discontinuity.”

Anderson continues placidly with: 

“A longitudinal study of the cement (1888-1980), glass (1893-1980), and minicomputer (1958-1982) industries indicates that when patents are not a significant factor, a technological discontinuity is generally followed by a single standard.”

Basis for the cyclical study

It is no surprise that such a vital component in the analysis of technology change has little material for immediate study. The difficulty comes about because of the relative scarcity of studies. However, technology change comes about through several main activities. Michael Tushman of Administrative Science Quarterly explains:

“While there is a scarcity of models for understanding technological change, research from multiple disciplines suggests several themes that help get inside the black box of technological change (Rosenberg, 1982).”

Tushman continues with:

“Basalla’s (1988) comprehensive review of technological evolution was anchored in the concepts of diversity, continuity, novelty, and selection. He reviewed the evolution of the wheel, steam engine, automobiles, and other human artifacts, focusing on diversity driven by random technological breakthroughs followed by selection processes that operate to choose specific artifacts for replication.”

The studies that were cited employed stringent selection processes; the same way that hardware (heavy machineries, manufacturing implements, reproduction technologies) and software (machine programming, etc) are sifted and re-organized to produce maximum yield or production over a period of time.

The society link

Disparate researches into the impetus behind technological change locate the force in changing modes of cultural behavior and shifting utility of technology. According to Tushman:

“These disparate research streams suggest that technological change can be fruitfully characterized as a sociocultural evolutionary process of variation, selection, and retention (Campbell, 1969). Variation is driven by stochastic technological breakthroughs. Technological discontinuities initiate substantial technological rivalry between alternative technological regimes. Social, political, and organizational dynamics select single industry standards or dominant designs from among technological opportunities.”

Technological discontinuities

How does this affect enterprise and industry? Well for one, the longevity of a particular industry (whether this be fiberglass, metal plating, oil refinery or computer manufacturing) is largely dependent on the capacity of base technologies to evolve. While it is true that discontinuities often command higher capital outlay (as in the case of heavy machinery; and consequently, the disposal of older machines) the profit often rolls in faster after.

In cases that it doesn’t, the “gray zone” of low profit should be viewed as yet another transition period in an industry’s normal lifespan. It is unavoidable; industries remain rolling stones in a freefall to either advancement or complete collapse.