Engineering and Construction Essays

The author states that students are shown the Van De Graff generator in the laboratory and explained to the students that the Van De Graff is not a generator in the strictest possible sense, because it doesn’t generate electricity or charge on its own. It is instead simple equipment in which the negative charges are transferred to the top.

If we analyzed then we come to know that Battery-pack requirements have gone through a main evolution in the history several years, and today's designs have considerable electronic content.Moreover, practically all Li-ion protector circuits for one- and two-cell applications have protector FETs in the low (unenthusiastic) surface of the battery.

The study of storm events in rivers is used to gather information. Actual rainfall data and data from flow gauging stations are made available for the recording of actual flooding events. Data gathered are often sparse, however, theoretical calculations of runoff into the rivers are usually limited in accuracy.

It is evidently clear from the discussion that GARD has been basically dependent on the Dupont engineering polymers (DEP) for the raw material DEP is supplying polymers to GARD since last 15 years but this time with the change in management, Dupont has been awarded one year contract instead of 2 years generally.

This dissertation reveals general view about some techniques to detect the liquid level especially non-contact ultrasonic sensors, compares between Optical liquid level sensors and Ultrasonic liquid level sensors in Riyadh wastewater treatment station and develops the liquid level detection system in wastewater treatment stations by using optical sensors.

Due to landslip, Public Footpath NT48, NT49, NT50, NT51, and V124 will be closed until 21st November 2009. Diversion route: A3055 Undercliff Drive. The structures of the Island’s roads were not specifically designed to match the present vehicular traffic. Every now and then the roads have to go through maintenance.  

Bachelor’s of Science in Plastics Engineering, University of Massachusetts Lowell Lowell, MA, 1997-1999; Associate degree in Engineering Science with minor in Design, North Shore Community College Lynn, MA, 1995-1997 Computer Literacy   Hardware: IBM & Macintosh Computers. I have complete command on: Microsoft Office Lotus Notes Mattec, Pro Engineer CMOLD, Mold Flow Solid Works Minitab 15 certified

The author states that steam reforming of Natural Gas offers an efficient, economical, and widely used process for Hydrogen production and provides near and mid-term energy security. The efficiency of the reforming process is about 65 to 75% among the highest of currently available commercial technologies.

One of the often asked questions involving the ever-increasing air traffic and the expansion of aviation is the inevitable question regarding aviation safety and flight operations and quality assurance. The concerns regarding these arise because the efforts to minimize the worries regarding air traveling rely more on mechanization for accurate scheduling and specific aircraft flight routes.

After a couple major lapses in airport security, it is definitely an issue that needs to be resolved. The most popular lapse of airport security is the tragedy on 9/11. With the implementation of better and more efficient security, knowing that passengers have the proper devices to take the plans over can prevent future tragedies.

The author states that the New Zealand Climate Change Office has stated that the current use and demand for fossil fuels and the increased rate of industrialization has accelerated the release of huge amounts of carbon dioxide, methane, carbon monoxide and other greenhouse gases in the atmosphere. 

The balloon frame constructions were started by Augustine Taylor who was a Chicago carpenter. He constructed St.Marys Church at Fort Dearborn. The walls of the construction were fabricated with ordinary studs that were nailed together rather than be used for post and frame assembly method. One would construct an entire wall without using skilled labor to cut.

The author of this paper gives answers on the test on Engineering Principles, Electrical Networks and Three-Phase Supplies. After every question, the short solution is attached. The author calculates line and phase currents, total power, resistance and reactance of each phase in Delta Connected load.

The United Kingdom has some of the strongest companies in construction services internationally and it is known for its capabilities in carrying out the most difficult projects. It is a leader in Europe for major international engineering consultancies, architectural and commercial practices and commands a top ten ranking in the world. 

This paper tells that in соmраriѕоn tо соntinuоuѕ reасtоrѕ, bаtсh reасtоrѕ оffer flexible аnd eсоnоmiсаlly аttrасtive орtiоnѕ beсаuѕe the ѕаme equiрment саn be uѕed fоr different рrоduсtѕ deрending оn mаrket demаnd. Exаmрleѕ оf рrосeѕѕeѕ where bаtсh reасtоrѕ аre beсоming widely uѕed аre fооd рrоduсtѕ, рhаrmасeutiсаlѕ, раintѕ, роlymerѕ аnd ѕрeсiаlity сhemiсаlѕ.

Its application enhances a large coverage in the sea. Secondly, it is completely independent of the cycles that affect the sea like day and night. Finally, it can be done at all times, regardless of the weather condition. The oil spill detection method used in the paper relied on interpretations done visually from images acquired from Advanced Synthetic Aperture Radar.

The main natural gases have chemical composition with the main constituent atom being carbon. During production the natural gas is separated from the oil. In the past this gas used to be treated as a mere by product that was flared up as it was only considered dangerous to try to collect.

The author states that various options have been proposed to nullify the environmental impact estimated from using steel and concrete. One of the important interventions that could be made in these circumstances is by promoting the use of renewable energy. The importance of building could be integrated into the system in its present form.

It was constructed in 1887-89 to commemorate the centenary of the French revolution. Designed by engineer Gustav Eiffel, the tower is an assembly of various wrought iron members which are put together with the help of rivets. The form notably tapers as the tower moves away from the ground. The structure consists of two visibly distinct parts.

The EFF is made up of lawyers, activists, policy experts and technologists. The primary way that they work is that they defend individuals in court, bring and defend lawsuits, even taking on the United States government and large corporations (eff.org). Moreover, the EFF takes on legislation that they consider to be detrimental through their action center.

During the plan of works A to D, a project would need the Civil Engineers, Structural Engineers, Mechanical and Electrical Engineers, Architects, Quantity Surveyors, Planning supervisors at different levels of importance. Appointment during the project should start with a Quantity surveyor & Landscape Architects and Architects during stage A & B.

Here hydrogen is generated from natural gas and heat and electricity requirements for the home are fulfilled using fuel cell cogeneration. Even a car in the home is powered by hydrogen cell. Such efforts have indeed shown results as well.

The author states that the code violations prevent occupants from timely escape and can result in dangerous and life-threatening accidents leading to burning injuries. Accidents due to electricity can occur at anyplace- home, workplace, indoors and outdoors. The source of electricity can be the power line, exposed wiring or devices connected to it.

Most people believe that the congestion on the I-15 between Las Vegas and Los Angeles can be avoided by the construction and use of high-speed trains between both cities, thus the need for effective high-speed rail. According to Senator Harry Reid of Nevada, “after taking a drive to southern California, one will be able to appreciate the need for high-speed rail.” (Reid, Harry).

The subway is more than just a means of transportation. It has been an object of warring city planners, of graft and corruption, and of scandals which have generated hundreds of pages in the local newspapers. It serves as a part of New Yorkers' daily lives, as a place for some to sleep, and for others to practice their trade as beggars and buskers.

LEED is a program developed by the United States for certification of environmental programs, human health; sustainable site development; efficient energy use; saving water resources, and selection of materials. Leadership in Energy and Environmental Design sets the standards for environmentally sustainable construction.

The author states that conventionally, procurement entails everything that is done within the complete acquisition of goods and services i.e. from preparation and dispensation of a requisition form through to the receipt of goods or services and the approval of the invoice for payment.

In order to establish a construction business, some legal and financial issues need to be addressed. The first most important thing for the business is, what kind of legal entity will it be. The construction business has some significant legal concerns as well, such as liquidated damages issue that should be taken into account. The business then requires finance for its operations and means of obtaining these finances are to be evaluated.

Concrete was a very basic substance made of lime, calcium, rock, sand, and shale. With the several ingredients assembled in the proper proportions, its importance was again realized. When sand and rock were added and mixed with water, it hardened and made primitive concrete similar to what we use for our buildings and structures today.

Throughout the history of Malta, its strategic position in the Mediterranean Sea has given it great importance (Bill, 2004). On its main island, the Republic of Malta has three natural harbors: The Grand Harbour is situated east of Valletta of the capital city. The harbor has existed since Roman times.

The author states that it is interesting to know how the games were started, and what games they have played. Equally interesting is under what theoretical principles these games were played. Today, there are different international sports organizations such as the World Cup, the European Olympics and the Mediterranean Games.

There is a considerable increase in research in bone biology during the last two decades and thus has to lead to increasing our approach and understanding towards bone remodeling. Bone is a dynamic tissue that constantly undergoes remodeling even after the growth and modeling of the whole skeleton are complete.

 Rail transport is increasingly becoming important in each and every passing day. The reason is that it eases congestion in major towns and cities. Due to the ever-increasing population, urbanization, and demand for transport of goods and services, the demand for rail transport is on the increase. 

Dye solar cells were first developed in 1991 by O’Regan and Gratzel and are designed to be both cost effective and efficient in the harvesting of solar energy. The photoelectrochemical properties relate to the way in which charge separation occurs in the cell at the interface of the titanium film. The nanoparticulate property relates to the surface area of the titanium film.

The United States reign supreme in technological and financial avenue, however for the sake of profit-making all such units were outsourced, bringing more revenue to the country but lesser to its people.

A multi-core processor (or chip-level multiprocessor, CMP) combines two or more independent cores (normally a CPU) into a single package composed of a single integrated circuit. The below diagram “Dual CPU Core Chip” gives an idea about it. 

The timber industry is highly regulated in the sense of large forestry companies being held accountable for where and when logging can take place in an effort to ensure undue deforestation is not taking place. It is now becoming an environmental concern amongst ‘green’ consumer lobbyists as to how much of the environment is being left unsustainable.

The report identifies the main key role players and stakeholders of the collapse of the CTV building. The report produced by the Royal Commission also officially identified the key players after the disaster. This report aims to evaluate the faults on the part of the key players and stakeholders leading to technical deficiencies in the design of the building.

The author states that it is a device used for tracking other ships offshore thereby identifying and exchanging information with them. The handling capacity is over 4500 reports per minute and updating frequency being two seconds. This high broadcast rate is achieved by using ‘Self-organising time division multiple access’ (SOTDMA) technologies.

Running an airline involves a lot of skill and imagination. Having said this, there is no doubt that the success of this high-fly business involves huge financial implications. Not all those who ventured into aviation have been successful. Any business startup requires strong financial backup, smart business acumen, and focus.

The author states that other detection equipment and de-mining tools like vegetation cutters can be added. It offers 20.4kg landmine protection on any wheel with 13.6kg mine center line protection and standard ballistic protection of 7.62mm NATO ball. In the U.S. Army, it also comes as a control vehicle.

Housing in the UK has seen tremendous growth since the dawn of the twenty-first century (Dominic Fenn, 2005i). Alongside, the increase in the number of buildings in the commercial front has also seen tremendous growth making it clear that the construction industry is one of the critical business sectors in the UK.

The author states that the behavior of a state machine can be completely described by a state table or equivalently by a state diagram. State machines can be used to specify the behaviors of objects in a system by describing the relationships between the states of the object and its ability to respond to events presented to it.

The number of the crewmembers was 6. The plane developed a serious error on the side stick, which could not display the exact angle the plane was taking. The plane had developed serious attitude problems and the back angle increased gradually despite efforts by the crewmembers to control it.

The author states that using a methodology of various chromatographies, ECPI-2 was purified. The inhibitor was stable under heat in acidic or neutral conditions and inhibited the proteolytic activity of papain or chymopapain; but not other tested enzymes. The α-chymotrypsin hydrolysis from ECPI-2 was further separated into six fractions.

The loads to which the beam is subjected consist of three concentrated loads, one having a magnitude of 26 KN acting at the centre while the loads of magnitude 18 KN and 20 KN acting at 0.9 m and 1.1 m from both the ends.

The report analyzes a four bedroom house located in the west of Sussex, the Property is on sale at ₤299,995, based on the condition of the house and the inconvenience of other costs including repairs and improvements work there may be difficulties. The paper gives a recommendation on whether to purchase the asset at the current market price.

By first analysis, our attention is caught on the battery charger that is old in the Greenhouse Office. During the past week, the owner has been frequently using the generator. The battery is not charging. A possible reason for a low specific gravity of the batteries is that the batteries are not properly charged or they don’t charge;

The author states that the company officer needs to be the first individual to the roof when a commercial building is involved. The officer needs to determine the structural integrity of the building to help with the safety of the other workers. When working on the roof, the crew must then identify two escape routes.

The author states that there are several different methods for performing this type of data collection, depending upon the instrumentation used in the vehicle and the driving instructions given to the driver. Since these vehicles are instrumented and then sent into the field for travel time data collection, they are referred to as “active” test vehicles.