Engineering and Construction Essays

Karaoke machine is a simple machine that separates the lead vocal from audio and combines the user’s voice to the music. The music file can be of any format. CDs, DVDs and even flash memory drives can be utilized to store a music file. A simple karaoke machine has a music source and an input voice signal through a microphone.

The Torch Hotel I would like to acknowledge The Torch Hotel for providing assistance in all communications on visiting the hotel and providing support from there Fire Technicians in showing me around the hotel and describing all the suppression systems and standard followed by the Hotel.

Focus on Northland and Auckland 7 V. Alternatives to Transmission Lines Investment 9 References 13 I. Introduction This paper is an answer to Transpower’s call for suggestions and ideas relating to alternatives to the erection of additional transmission lines to answer the rising demand for electricity in Northland and Auckland.

The word R/C has widely been used to imply remote controlled, as well as radio controlled, in which case remote controlled vehicles include a range of vehicles that are often linked to their controller via a wire. However, the current use of the word R/C is limited to vehicles that are controlled by the radio-frequency link (Boyce, P, Hunter, D, & Howlett, O, 2003).

The main focus is on the combustion system characteristics of the swirling flow from a fluid mechanics point of view. Swirling flows are generally characterized by the formation of a vortex, which can be seen in natural whirlpools, hurricanes, tornados, etc., and also in various engineering applications.

This takes the account of streamlining the buildings and renovating the old town in such a way that there is nominal saddle for energy use as the new designs are more conservative. There is also the need to supply energy from other sources, as there is big and intensifying appetite for energy.

The PLL has a voltage-controlled oscillator, a phase detector, and a low-pass filter connected in a feedback loop. The input voltage determines the frequency of oscillation at the output of the VCO (Sedra 1998). This force is equal to the intermediate frequency if required to be 470 kHz in this case.

The rising cost of energy through traditional sources has also posed a challenge to low income people. Moreover, the need to cut high amounts of carbon emissions has also become critical because such amounts can harm the environment to a large extent. These challenges have forced people to explore the use of alternative heating systems.

Abandoned Vehicle Problem Summary The problem of abandoned vehicles has plagued the developed countries of Asia and Europe for decades, with analysts and policymakers seeking to formulate appropriate and applicable solutions to combat the issue. While, many nations of the European Union and Asia have been successful in reducing the problem if not eliminating it on a permanent basis, cases of vehicle abandonment have been rising in the Kingdom of Saudi Arabia.

Transforming every field of life, technology has played a very vital role in each of them. For things that were once considered impossible and unexpected, technology has made them possible and it is still growing. Just like any other field of life, technology has made some notable changes in the communication sector.

Lean thinking is a manufacturing-based concept of implementation but has since been implemented successfully in government and healthcare projects to reduce waste and improve efficiency. Lean thinking in construction is essential as the industry generates the highest waste among all industries and has a complex and dynamic nature.

According to the research, storms and other natural disasters are predictable and as such engineers in the design and construction of dams that are vulnerable to these natural disasters have an ethical responsibility to take the possibility of those disasters into account. Political intervention and oversight can compromise an engineer’s ethical responsibilities to the public. 

At the ends of each canal, there are locks that are used to lift the ships to Lake Gatun hence reducing the workload to connect to the sea level. The locks are currently 33.5 meters even though there is a proposal to construct larger ones.

Modern methods of construction (MMC) involve dwellings or homes whose structure and parts are completely or partially created off site or sometimes on site by using modern and current methods. So MMC offers complete systems for housing that are constructed in a controlled factory environment through new and innovative technologies.

According to Andre et al. (2011), “In response to the shortage, proposals have come forth advocating the sale of non-vital human organs” (pgh. 2). On one hand, people have an ethical responsibility to prevent suffering and death. On the other hand, people also have to maintain their dignity and values.

This phenomenon is called LSPR (localized surface Plasmon resonance) when studied in nanometer sized objects. It is the basic principle behind the technologies used to measure adsorption of objects onto metals, color based biosensor apps and lab on a chip sensors.

After discussing the advantages of solar power, the researcher of the essay argues that New Zealand will benefit in adopting solar thermal energy to generate electricity for the home. Research plan included two data collection methods: systematic literature review and an interview with an expert.

The Nanocrystalline has superior strength and ductility. In addition, the nc has a less strain hardening quality in comparison to other materials (Lu, Lu & Sui, 4127). The ductility of materials is a quality that most industrial firms look for in their raw materials especially metals.

Abandoned Vehicles Problems Evidences .President of King Saud University in Riyadh, some two years ago, during a session of signing car manufacturing memorandum deed with a Korean company is reported to have expressed his views about the vehicle maintenance industry to a reporter that every new car’s introduction, each model’s new instigation and each car manufacturer’s improved launch has turned into a squandering message for the existing models, which in return is actually loading the government and the concerned authorities with the difficulties of car abandoning (Othman, 2010).

I made my parents proud by always making it to the top. In my junior year in high school, I was part of the honors class, ranking the 60th best student out of nearly 1,000 students at that level. In my senior year, I was the top 300th best student out of nearly 20,000 students in the whole city at that level. 

The connecting section was created using an extruded boss as well with the dimensions provided. A fillet was added to the sections indicated using the fillet feature with a uniform radius of 3 mm. A drawing was then generated for the final geometry which is shown below along with the dimensions. After this, the model was exported as a *.STEP file for analysis in ALGOR FEA.

This paper also looks at the positive and negative dimensions of the electrification and how this scientific invention continues to impact the contemporary life of human beings. 2. Background: Invention and Effect of Electricity on Society 2.1 The Invention of Electricity The invention of electricity is a not an easy phenomenon to explain as it not an invention made by human being , since it already existed in nature in many forms .However, it could be very well said that discovery of electricity was due to the combined effort of many geniuses.

The study examines regions having alternative energy resources and their quest for the optimization of energy. The most recognized alternative methods of energy are nuclear energy, Hydropower, Bio diesel, Biomass, Geothermal, Solar hot water, Ethanol and Biomass electricity production models. The paper examines the impact of energy production models.

Women in Mathematics, Science, and Engineering. Women employees with skills in science and technology are an essential resource today, in leading knowledge based economies, such as in the OECD countries. Due to the rapidly growing technology, there is an acute demand for science and technology employees, with the job growth being motivated and driven by an increased number of female employees in this sector.

This means that the object must not revisit their initial position. The velocity sensor is based on the movement further from the starting point of the object. Returning to the turning point means that the person has achieved zero velocity. Maximizing velocity requires the individual to take efforts that maximize the amount displaced from their original positions.

Wave measurement around the blind hole ascertains this difference and confirms the effectiveness of the method in detecting the blind hole and its validity for application as a benchmark for validating experimental results. Wave patterns in the experimental setup also registered differences after interaction with the blind hole.  

The LEGO Mindstorm series consists of hardware and software are kits used by people, students and engineers to create and customize programmable robots. This kit includes a programmable brick computer that acts as a control to the system. In addition, it contains a set of modular sensors and motors as well as LEGO parts from the techniques line to create the mechanical systems.

Wheel Nut with Mechanical Locking/Unlocking Device. The wheel nut required in this context must have specific features to enable it adapt to its use of fastening a heavy wheel to a spindle. The single nut must bear the weight of the wheel as it hangs on the spindle and further support the weight of the wheel while in motion during rotation.

The paper will investigate the popular claim that alcohol helps individuals to gain heat energy by increasing their body temperatures. Experiments will be conducted to determine the various effects of ethanol on body temperature in order to give a scientific backing to any claims of alcohol effects.

It is of significance to posit in this letter that I was very good in mathematics, physics, and chemistry when I was I primary school and high school. In other words, anything related to problem solving is my passion. In my pursuing of this course, I have been able to learn a wide array of subjects.

These details are published my the manufacturer of the original equipment abbreviated as OEM. Kroes and Watkins et al., 1993 state that he OEM may also be the type certificate holder. Therefore, proper maintenance of an aircraft is very important since it creates efficiency and maintains the safety of an aircraft.

An analysis of an expansion project on a residential house is described. The project’s compliance with civil and neighborhood regulations pertaining to the proposed changes is put into perspective. An account of the technical specifications of the proposed changes is included, with detailed explanations of the context for the proposed expansion based on accepted housing construction techniques.

This paper will discuss how to divide different sections of a multi-storey building with cubes that have equal stiffness properties. Because of this, the mesh density of the whole building will be drastically condensed. Also, the computational time and memory usually used by these sophisticated structural dimensions and material properties will be lessened.

Examples of these areas include areas that experience low and/or high temperatures variations, and areas in which the quality of air is compromised (areas in which air is polluted, among other factors that interfere with the quality of air that humans breathe) among others (Al-ajmi, 2010).

What is most interesting is the fact that the Khalifa Tower has been able to garner a lot of support at the hands of the people who have made this dream possible (Bayley, 2011). In the times to come, many more skyscrapers are in the pipeline which suggests even further growth and development in the future.

An analysis of whether Intel broke some ethical bylaws and some reflections on what could have been done will be presented. Ethics Paper: The Intel Pentium Issue Intel Corporation created the P5 Pentium microprocessors in 1994. It boasts of a new feature called the FPU or the “floating-point unit,” which is widely known as the “math coprocessor.” (1) It is the one that is responsible for making fast calculations of even complicated and long mathematical computations.

During the organization and subsequent construction of the engineering product a variety of questions must he asked by project organizers: are the inherent dangers of the construction to be measured in lives? Resources? Or a matter of future medical health risks?

The volume and mass remain constant but weight changes on the moon. The hydrometer sinks deeper in lighter liquids than the heavier ones because heavier liquids are denser than lighter ones. In this experiment, the average specific gravity or each of the two liquids is 1102.7 and 887 respectively. 

One core feature of manual assembly lines is that each or a group of individual workers executes certain tasks at designated workstations or benches (Groover, 2007). Often, these workstations are located in a line, which a product follows as it progresses towards the end product stage.

To be realistic about it, this new technology can be in widespread use within a period of twenty years or even less, considering how new technology diffusion (how it is spread) is quite fast these days, compared to earlier decades, because of the wide use of computer models in making simulations in design and engineering (Shao, 2007). 

s in enhancing efficacy and efficiency of businesses. The purpose of undertaking the analysis remains identification of the various elements providing increased value to a development project(Rafftery 2003). The identified elements become known as business value drivers.

Most studies postulate that the process of making frames is a difficult process hence the reason behind why the process is still almost entirely carried out manually by skilled workers. There has been an entirely different process route apart from the automation of the joining process that most studies postulate to be viable.

The Olympics can spur development that would otherwise take a substantial amount of time to complete. This observation is attested to by the Sydney Olympics, which propelled Australian economic activity by 0.12% for a period of 12 months starting 1994.

The author states that there are several steps involved in the manufacturing process of concrete including material selection and preparation of cement, mixing, and transportation to the site or compacting, curing and quality control. The process of concrete manufacturing follows these steps after which it becomes ready to use for the construction.

These oil spills endangered the ecological balance of the sea. But in this paper we will discuss about the oil spills which occurred during the Gulf war and its environmental influence on the regions of the oil spills. It has been mentioned that during the Gulf War that is from Aug 1990 – Feb 1991, the Arabian and Persian Gulf along with the Kuwait Desert evidenced the largest oil spill ever in history.

2. Mainly the clear cover or specified cover is to be maintained to protect the steel reinforcement from corrosion and rusting due to the environmental and surrounding effects. Secondly to provide the member with fire resistance to certain extend, so that the steel in the member does not come in direct contact with the fire and melt which might cause the failure of the structure.

Construction in sync with nature is very critical since it is estimated that by 2032 over 70% of the earth’s vegetation and animal habitat would have suffered one form of extinction or the other. (Sustainable Building & Construction, 2003) It is also very important that a person building a house or coming to work in an office should feel comfortable.

In this paper, I will examine the inputs that civil engineers make to the society. The paper will examine the contributions that civil engineers have made to the society throughout history. I will also discuss the career options available to civil engineers and justify why I have chosen it as my career path.

This is why energy or fuel derived from these reservoirs is referred to nonrenewable source of energy. Petroleum reservoir contains liquid oil and natural gas, which consist of substances called hydrocarbons. These hydrocarbons comprise of carbon and hydrogen with some impurities like oxygen, nitrogen, and sulfur.

The main aim of the organization on the other hand is that the new machinery is installed on time so that they would not lose an important order they already had. In order that the aims and goals of the contractor are achieved it suggested that the contractor employ more manpower.