CEET(Electronics Electricity) Example

CEET(Electronics Electricity) Example CEET(Electronics& Electricity) – Coursework Example Stepper Motors A typical stepper motor has four coils evenly spaced around the field and a permanent magnet armature. If any combination of field orientation can be generated by controlling which coils are turned on, and which direction current flows through each coil, how many different steps or positions can the motor have per revolution? Considering that the motor has 4 different positions of which will discuss them in order to determine the number of the different steps or rather positions that the motor has in one revolution. The illustration of the 4 frames is shown below where the electromagnets are the 4 inner blocks with 4 teeth each. The electromagnets are numbered, electromagnet 1(one labeled 1 and is blue). The next electromagnet is electromagnet 2 which is next to electromagnet 1 in the clockwise direction. Then, have electromagnet 3 and electromagnet 4 in the same clockwise direction. Fig 1. Figure shows the step motor In position 1, the electromagnet 1 which is on top is turned on; it attracts the teeth on the iron rotor gear (red in color). In this way, the gear teeth are aligned to the electromagnet 1. In position 2, electromagnet 1 is maintained as on while electromagnet 2 is powered making the 2 to be on. This aligns the gear teeth between electromagnet 1and electromagnet 2 resulting to a 45 degrees rotation. In position 3, electromagnet 1 is powered off; this will result to alignment of rotor with the electromagnet 2. This leads to an addition rotation of 45 degrees. The moment electromagnet 1 on top is powered again; the rotor will have undergone 8 steps comprising each of 45 degrees. This is due to the fact, the rotor has to go complete revolution which is 360 degrees; it will thus cover (360/45) = 8 steps to make a complete rotation.For the stepper motor shown in problem 3, draw a pulse train for the four coils that will rotate the motor in eight 45 degree steps all the way around the motor. For each step covered by the coil that transla tes to one pulse so since the coil undergoes 8 steps the pulse train will contain 8 pulses as shown in the diagram below.Fig 2. Shows the 8 pulses of a pulse train for the 4 coilsWork cited1. â€Å"Integrating PC- based logic and motion control† White paper, Entivity I Incorporation2. Benjamin C, Kuo. â€Å"Incremental motion control-step motors and control systems†, 19793. Technical paper â€Å"Introduction to stepper motor system†. Anaheim Automation Corporation4. Douglas W. Jones â€Å"Control of stepping motor. Tutorial† cs.uiowa.edu/~jones/step?types.html5. sdp-si.com/D220/PDF/D220T155.pdf6. Susan Weinscheck, Pamela Jamar, Sarah C. Yeo. â€Å"GUI design essentials†. 19977. Randolph J. Andrews. â€Å"Motion control terminal blocks: the next step in distributed motion control†, Incremental Motion Control Systems and Devices Symposium, 19998. Parker Hannifin Corporation technical paper. â€Å"Linear motor basics†9. www.Compumotor.co m. Retrieved on 19th March 2013.10. www.motorola.com. Retrieved on 19th March 2013.

Robots, cyborgs & AI Essay Example | Topics and Well Written Essays - 1500 words

Robots, cyborgs & AI - Essay Example The term android is used only on robots that look like humans, while the term robot is used on machines, which might look or might not look like humans. There are other examples of rising robots known as actroids, which do not exist in the science fiction realm, but they tend to resemble the human beings in their action and also their reception to input. In films like The Terminator, which have smashed awareness the public since their features have instilled a strong idea about human fusion with technology. Cyborgs are aggressive and contain a fantasy of being destructive and invisibility. However, this hyper violent creature is among the many types of fictional cyborgs that have become the main way for commercial films to present the cyborg condition. In films they have privileged the masculine figure which is mainly violent. When the cyborgs are staged in movies they show different ways of thinking in matters of sexual identity and gender. The software interfaced cyborgs created make the bodies of human beings obsolete when the human consciousness was downloaded onto a computer software they showed aggressiveness and their prowess is always improved thus can not go down and the only thing they can do best is kill because its strength physical not cerebral thus can not be controlled. However not all cyborgs are hyper masculine killing machines they are also used for other functions e.g. the terminator in terminator 2 is used as a surrogate father. Electronics technology capability certainly has caused fear which has been translated to massive bodies overpowering human characters. The cyborgs in films are also used to show the male spectacle and desire for masculine body. This not only culminates the sexual expression but also the brute force expressed by the cyborgs. This concept of externally forceful machinery was culminated in the industrial machinery in the early twentieth century. During this time the robot replaced the

Solid modeling Research Paper Example | Topics and Well Written Essays - 2250 words

Solid modeling - Research Paper Example The invention of the technique of solid modeling gives room for the mechanization of many complicated engineering calculations that are performed in the design process. The historical progress of solid modeling is seen in the perspective of the entire history of computer-aided design. The major milestone of this progress was the development of the system of research known as BUILD, and the commercial supplement of the system, known as Romulus (Siu and Tan 41) This system influenced the development of ACIS, Parasolid, and later solid modeling system. One of the very first developers of computer aided design ASCON, started the internal improvement of its individual solid modeler back in 1990’s (Siu and Tan 42). In 2012, the scientific division of the ASCON turned into a separate corporation and was called C3D labs (Siu and Tan 42). It was given the duty of creating the C3D modeling system as a separate product. Other significant contributions originated from Mà ¤ntylà ¤, particularly his GWB, as well as from GPM project that brought about hybrid modeling systems in the early 1980’s (Siu and Tan 43). It was during this time that the pr ogramming concept of solid modeling known as PLaSM was invented at Rome University. The discovery of 3D CAD/CAM, however, is attributed to Pierre Bezier, a French engineer (Siu and Tan 44). In the period between 1967 and 1968, he came up with UNISURF after his mathematical study about surfaces. This invention was meant to ease the process of designing tools and parts of the automotive engineering. Later, UNISURF developed into the working foundation for the subsequent generation of computer-aided design software. Another influential happening in the development of solid modeling was the establishment of Manufacturing and Consulting Services in 1971 (Li et al. 23). Dr. Hanratty founded this MCS. As computers progressively became more affordable, there has been a gradual expansion of the application areas. The development of

Non Conformity and Society Essay Example for Free

Non Conformity and Society Essay Even though an overwhelming number of people believe that law and its implementation is the decisive factor that determines the success of a society. But is this generalization justified? Tim Li explores whether this idea is reality or just another myth. A society is based on a system of rules and regulations which all individuals are expected to abide by. Conformity, in general, means to go in accordance with those rules that govern our society. For instance, a group is going for camping; now that group cannot function if each of their individual members do not display a reasonable extent of conformity. This e.g. implies that even though the literal meaning of conformity remains the same, the way the people embrace it changes. To a large extent on conformity is needed for the success and improvement of a society. In the following article, I will explain conformity by discussing about Copernicus, Euthanasia and the growth of science. About 600 years ago, the church was considered law. No one could defy its teachings and whosoever did so was publicly beheaded. One of the theories of the church was that the earth was the center of the universe and that other planets revolved around it. Copernicus was a genius who had a great interest in astronomy. It was he who stated that the sin was the hub around which all other planets revolved. In this case Copernicus was a non conformist i.e. he believed in something that was against the religious teachings/implications of the church, but his being non conformist was the sole cause of the development of a theory that bought about a great change in the scientific perspective of astronomy. At present a very serious issue has jumped into the consideration and thinking of the society. The government is pondering on whether to accept the growing numbers of Euthanasia or to deny them. Euthanasia is when people suffering from long term chronic .are non conformist i.e. who dont want to live are benefited more than other people suffering from the same types of diseases. Here conformity does not help, or in other words, it is better to be a non conformist. Science too, plays a decisive role on our changing society. It surrounds us completely, from a common light bulb to aero planes and space travel. In short, a society cannot function without science. A critical analysis of science suggests that new discoveries in science break laws on which our older societies and generations are built on. E.g. Until the 1900s everyone believed that man cannot fly, but now science has broken that barrier, it is therefore a non conformist in relation to that law which was dominant at that time. Revolutionary research into stem cells has prompted a heated ethical debate between the church and the scientific faction. So, if this situation is examined, the church has always seen science as a hard core criminal but that form of science is needed for the mere existence of a society. All these arguments reinforce the original statement that some degree of non conformity is needed for a successful society. Although too much conformity means the elimination of all crimes, it also implies the abrupt stop in scientific technology and I cant live in Stone age, can you?

Behaviorism: Walden Two by B.F. Skinner Essay -- Psychology

Behaviorism: Walden Two by B.F. Skinner Castle closed the book deliberately and set it aside. He had purposefully waited half a decade to read Walden Two after its initial publication, because, years after parting from Frazier and his despotic utopia, he could not shake the perturbation the community inspired. But, eight years later, he had grown even more frustrated with himself at his apparent inability to look at the situation calmly. In a fit of willfulness, he had pulled the unopened volume from its top shelf, and now he was hoping that that had been a good idea. His daily temperament, to say the least, had suffered from his continual aggravation. Something had to be done about this. As an experiment, he guessed, Walden Two was a success. He himself had seen the happy community and clearly remembered the horrid time he had had debunking it. It was certainly harder to criticize Walden Two than it was to debunk democracy and the outside society; Frazier had made sure to drive that point home. The inhabitants were clearly at peace, and he was struck by the story Burris told of the woman who sat in a chair, enjoying her rest and carefully not looking at her own garden. He hadn’t known that Burris’s doubts were so strong that he had to make his own observations. Castle’s mostly academic mind approved heartily. He supposed the woman was happy. She was obviously too old to be a second-generation Walden Two inmate, and so had not been subtly forced to be unselfish and content. She willingly subscribed to the Code and accepted the rules that told her not to gossip, to refrain from gratitude, and not to admire her own flowers. She led a placid, comfortable life and he supposed that most elderly people, havin... ...ything was automatically on the same level of constant happiness. Walden Two was memorable as a community, not for its individuals. Its people were a mass of subjects, and Frazier did not admit that there were people who could not be made to conform. Schizophrenia and Alzheimer’s were medical problems that could not be ignored and they threw the idea of â€Å"nurture, not nature† on which Frazier’s concepts rested, entirely off-balance. Behaviorism could not control every single aspect of life; that would be like trying to teach someone with no right arm to knit using his hands. And Castle knew that if he could resent being treated as part of a unit instead of a unique individual, millions of others would, too. Feeling a savage flood of perhaps incomplete triumph, Castle practically threw the book back onto its shelf. He, for one, refused to give in to Frazier. Behaviorism: Walden Two by B.F. Skinner Essay -- Psychology Behaviorism: Walden Two by B.F. Skinner Castle closed the book deliberately and set it aside. He had purposefully waited half a decade to read Walden Two after its initial publication, because, years after parting from Frazier and his despotic utopia, he could not shake the perturbation the community inspired. But, eight years later, he had grown even more frustrated with himself at his apparent inability to look at the situation calmly. In a fit of willfulness, he had pulled the unopened volume from its top shelf, and now he was hoping that that had been a good idea. His daily temperament, to say the least, had suffered from his continual aggravation. Something had to be done about this. As an experiment, he guessed, Walden Two was a success. He himself had seen the happy community and clearly remembered the horrid time he had had debunking it. It was certainly harder to criticize Walden Two than it was to debunk democracy and the outside society; Frazier had made sure to drive that point home. The inhabitants were clearly at peace, and he was struck by the story Burris told of the woman who sat in a chair, enjoying her rest and carefully not looking at her own garden. He hadn’t known that Burris’s doubts were so strong that he had to make his own observations. Castle’s mostly academic mind approved heartily. He supposed the woman was happy. She was obviously too old to be a second-generation Walden Two inmate, and so had not been subtly forced to be unselfish and content. She willingly subscribed to the Code and accepted the rules that told her not to gossip, to refrain from gratitude, and not to admire her own flowers. She led a placid, comfortable life and he supposed that most elderly people, havin... ...ything was automatically on the same level of constant happiness. Walden Two was memorable as a community, not for its individuals. Its people were a mass of subjects, and Frazier did not admit that there were people who could not be made to conform. Schizophrenia and Alzheimer’s were medical problems that could not be ignored and they threw the idea of â€Å"nurture, not nature† on which Frazier’s concepts rested, entirely off-balance. Behaviorism could not control every single aspect of life; that would be like trying to teach someone with no right arm to knit using his hands. And Castle knew that if he could resent being treated as part of a unit instead of a unique individual, millions of others would, too. Feeling a savage flood of perhaps incomplete triumph, Castle practically threw the book back onto its shelf. He, for one, refused to give in to Frazier.

What are the students

Brittany a great Listener, She always has a positive attitude, she looks at you when your speaking, gives gestures, and acknowledges you while your speaking. She's always alert and respectfully to questions In a conversation. She offers feedback and she's great at making constructive correctly sound â€Å"nice†. 2. What are the student's 3 (three) major â€Å"communication weaknesses? † Brittany Really doesn't have any weaknesses when it comes to communication, but if there is a problem in our allegations she will rather text then talk.I find that a minor weakness, because our generation would rather talk than work issues out in person. Questions to be answered by you the student 1 . How did this activity help you with your communication strengths and weakness? This activity gave positive and negative opinions on my communication skills and they were very beneficial. One thing I can say is when I communicate with family and friends set aside from having to communicate a t work or In class I would rather text then talk on the phone or In person and maybe that has become a weakness when It moms to my communication skills.Other than that I am comfortable with his opinions on my strengths when it comes to communication. 2. Did this actively bring to surface some issues you should be concerned about? Yes, this activity did bring to surface some issues, only because like I said in my other response I'll text before I actually pick up the phone, or ill text if there's a situation I want to discuss with my significant other. My overall approach will be less testing, and Just start communication with certain people more in person. What are the students By Brittanyhackett2010 .What are the student's 3 (three) major â€Å"communication strengths? † Britain's a alert and responsibility to questions in a conversation. She offers feedback and she's great at making constructive criticism sound â€Å"nice†. 2. What are the student's 3 friends set asi de from having to communicate at work or in class I would rather text then talk on the phone or in person and maybe that has become a weakness when it comes to my communication skills. Other than that I am comfortable with his opinions on my strengths when it comes to communication.

Foreign Aid Essay - 1342 Words

Foreign aid is defined as the help given by one nations government to another nation to help with social and financial advancement. Also, foreign aid is used in order to help a country to respond a disaster such as natural disaster, disease, etc. It can include providing financial help, medicines (science), food, clothes, etc. Likewise, foreign aid can be used for education (knowledge), infrastructures, equipment, and to fight poverty. I believe that foreign aid helps poor countries especially when it is well designed, and delivered, works, saving the lives of many and helping to promote economic growth. In addition, it is good for those countries in need because it is free, good for the improvement of a poor countries economy, and it†¦show more content†¦Creating nations themselves accentuate this point, however, in the rich world, it is frequently overlooked. So too is the way that money-related guide and the further opening of well-off nations business sectors are device s with just a constrained capacity to trigger development, particularly in the poorest nations. As we learned in this class, poor countries are abundant in cheap labor and natural resources. The financial foreign aid helps countries to invest opening markets to important exports. For instance, some financial aid promotes microcredit which is a very small loan to some particular individuals in poor countries to stimulate economic development, so that they can start small businesses. Foreign aid helps to save lives of many because of its well-designed programs. On the health front, smallpox has been annihilated, newborn child death rates have been brought down, and diseases like diarrhea has been well treated. Help programs have enhanced ladies entrance to present day contraception and helped the improvement of the education system. Aid additionally pays for a significant part of the (still-restricted) access to AIDS drugs in poor nations. Foreign aid helps poor countries to reduce or stop angry sentiments. How do you know you are poor? You will know if you see someone better off than you. Relative deprivation is the absence of assets to maintain the eating routine,Show MoreRelatedForeign Aid Essay620 Words   |  3 PagesForeign Aid Foreign Aid, charity, development assistance†¦whatever you call it, it has become a global activity. The assistance is delivered by various means: government-to-government, pooled multilaterally or channeled Read MoreEssay On Foreign Aid862 Words   |  4 PagesMany influential thinkers view foreign aid as one of the best tools for eradicating poverty. However, my aim is to prove this belief wrong by demonstrating that if the capital is given to the wrong types of government then it works to further perpetuate inequalities. 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Given many menaces to national security in the post-Cold War and especially post-9/11 terrorism, Americans now understand that the security of their homeland greatly depends on civilization, freedom, and development beyond other nations. Since Congress passed the Marshall Plan in 1948 and the Foreign AssistanceRead MoreEssay about Foreign Aid in Africa1250 Words   |  5 Pagesland. Unfortunately, corruption and irresponsible governments hinder that progress. Foreign aid while helpful should be limited to a yearly amount because it allows the government to repudiate responsibility and gives room for corruption; it creates a media bias, and doesn’t solve the foundational issues. Even though a majority of Africa is either run by a democratic type of government or by dictatorship foreign aid should still be limited due to repudiation of responsibilities and permits corruptionRead MoreThe Effect of War and Peace on Foreign Aid Essay1520 Words   |  7 PagesThe Effect of War and Peace on Foreign Aid Dr. Toi Dennis Elaine Stewart SOC 300: Sociology of Developing Countries May 4, 2014 Introduction Afghanistan is a developing country; the country faced many difficulties soon after its independence. They faced difficulties in the development of their constitution and regulations. 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