Saturday, October 5, 2019
How and Why did The Cold War between the United States and the Soviet Essay
How and Why did The Cold War between the United States and the Soviet Union Escalate from 1945 to 1962 - Essay Example There were deep rooted ideological, economic and political differences between the two countries before World War 2 and these intensified after the war ended. Ideological differences arose from the fact that the 2 countries had apposing systems of government. Power rivalry ensued after the decline of Europe, with power split between the USSR and USA, both seeking to dominate each other. The Yalta-Potsdam Conference, George Kennanââ¬â¢s Telegram, Berlin Blockade, Korean War, Berlin Wall and U2 Crises were events that were largely responsible for increasing the tension between the two super powers and escalating the Cold War. Finally the Cuban Missile Crises, the event at which the world almost witnessed World War III, was the worst event of the War (Cold War 1945-1960). There is no clear indication as to when the Cold War started. The only reason that kept Soviet and the West together as allies was Hitler. They both wanted to eliminate Hitlerââ¬â¢s Nazis but for different reason s. Stalin wanted Germany to fall because he did not want events like the Naziââ¬â¢s invasion of 1941 to repeat whereas the America and Britain wanted Germany to be Capitalist trading partner and a state that could prevent the spread of Communism in Europe. After 1945, conflicts and misunderstandings arose aggravating the situation between the two super powers of the world. Signs of conflicts were seen in the Yalta Conference of February 1945; when the allies sat down to decide how they would Divide Germany after the war. Germany was supposed to be divided into four zones between USA, Britain, France and USSR. Problem arose as to what type of government will be established in Eastern Europe. At the end of the conference, the allies agreed to set up Democratic governments in the countries by holding free elections, but the way the two sides interpreted ââ¬Ëdemocracyââ¬â¢ and ââ¬Ëfree electionsââ¬â¢ sow the seeds for a future conflict. Five months later the allies met ag ain at Potsdam. The situation in these few months had changed due to a number of factors; Roosevelt (who was pro Stalin) had died and was replaced by an aggressive anti-communist, President Truman, on the other hand Stalin ordered to arrest Polandââ¬â¢s non-communist leader. So the tension about Eastern Europe at Yalta now surfaced as an open disagreement and the outcomes of the conference remained merely the same (Cold War 1945-63). In 1946, George Kennan, a US diplomat stationed at Moscow sent a ââ¬Ëlong telegramââ¬â¢ to America that the Soviets needed to be stopped. The Telegram informed the Americans about the Soviet ideology. This became the basis for Americaââ¬â¢s Cold War policy against USSR. Truman Doctrine, was introduced as a result of the telegram which meant that the US should stop the further Communist expansion by any means possible. In March of 1946, Winston Churchill gave a speech in which he said that Eastern Europe was dominated by the Sovietââ¬â¢s t otalitarian control and so was cut off from the rest of the world by an ââ¬Ëiron curtainââ¬â¢. This aggravated the tension so much that Stalin took Churchillââ¬â¢s Speech as a declaration of Cold War. George Marshall, American General after returning from Europe convinced the Congress that the only way to stop the spread of Communism in Europe was to provide economic support to the countries which were very poor and about to turn into Communist States. The Congress
Friday, October 4, 2019
Cost Management Assignment Example | Topics and Well Written Essays - 250 words - 4
Cost Management - Assignment Example In profitability analysis, the foreign exchange rates play a determinant role and the article clearly highlights the role of FX banks in fixing the problem. The article not only highlights the current trends and challenges of e-commerce in the United States, but is also points out the ways in which on-line merchants can manage their FX risks. Essentially, the merchants demonstrate greed because they do not want to accept foreign policy and subsequently, deal with foreign currencies. They are attempting to manage their cost through avoidance of foreign levies that their products and services may attract. In this regard, the on-line merchants engage their FX banks in their attempts to produce a balanced scorecard. The major reason for this is that the third party providers are the ones who outsource FX risks for the on-line merchants. Managing foreign exchange is a complex affair in cost accounting and the merchants in the article have to do so with the help of their FX banks. These accounting issues require in-depth financial analysis and the article brings a relevant perspective to the course content. Indeed, e-commerce requires some balancing act in order to sail though the turbulent market, especially for merchants with a global market. In finance and Accounting, foreign exchange plays an important role in determining the extent to which the on-line markets will operate. Besides, the course content compliments the article in the sense that FX banks are key stakeholders in cost Accounting as well as e-commerce. It is because different countries have different business policies that in most cases affect the on-line merchants. ââ¬Å"E-Commerce Balancing Act: The Fine Art of Managing FX Risk.â⬠HSBC Global Connections, 12 June 2014. Web. 21 June 2014. < https://globalconnections.hsbc.com/us/en/articles/ecommerce-balancing-act-fine-art-managing-fx-risk
Thursday, October 3, 2019
Separation of Powers Essay Example for Free
Separation of Powers Essay The major objective of this essay is to defend the assertion that separation of power in Zambia is relative. This essay will begin by giving a brief description of the concept Separation of Powers. executive, legislature and the judiciary. Thereafter, a Main Body shall provide a detailed discussion over the assertion after which a conclusion will be given to summarise the discussion. According to the online business dictionary, Separation of Powers is a constitutional principle that limits the powers vested in any person or institution. It is this principle that divides government authority into three branches namely the Executive (President or Prime Minister and the cabinet), Legislature (Parliament or Senate) and the Judiciary (Chief justice and other Judges). From this definition, Separation of Powers entails that each organ of the state, namely t will perform its functions without undue interference from the other organs. Each organ therefore, should be left to do what is assigned to it under the constitution. If any organ is not performing well it ought to be reminded and its performance monitored by way of accountability. This is not interference but a system of checks and balances in the interest of good government. But separation of powers does not mean insulation of powers because the three organs of the State, particularly the Executive and the Legislature, are at one level or another bound to interact and indeed complement each other in the running of the affairs of the State (World bank, 1992). The executive branch of the government of Zambia is made up of the chief of state president Michael Sata; vice president Guy Scott; the president is both the chief of state and head of government. Cabinet is appointed by the president from among the members of the national assembly. Chief of state includes the name and title of the titular leader of the country who represents the state at official and ceremonial functions but may not be involved with the day to day activities of government. Head of government includes the name and title of the top administrative leader who is designated to manage the day to day activities of government. For example in the UK the monarchy is the chief of state while the prime minister is the head of government. The legislative arm of the government; unicameral National assembly in Zambia is made up of 158 seats, 150 are elected by a popular vote, 8 members are nominated by the president to serve 5year terms (Bratton, 1994). Some of the functions of the legislature include; a)à Impeach the president for gross misconduct, commission of a criminal offence or violation of the constitution; b) Remove the president, cabinet ministers or any other official holding constitutional office such as the Chief Justice, Supreme Court and High Court Judges by a vote of no confidence for incompetence; c) Approve the national budget and make alterations without changing the total figure; d) Scrutinize public expenditure as well as Defense, Constitutional and special expenditure; e) Ratify the declaration of a state of emergency and approve its extension; f) Ratify the countryââ¬â¢s foreign policy and international treaties to be entered into on behalf of the country; g) Create public offices; h) Dissolve itself. The judiciary is made up of the court system of Zambia, these include; Supreme Court (final court of appeal; justices area appointed by the president), High Court (has unlimited jurisdiction to hear civil and criminal cases, Magistrateââ¬â¢s court and Lo cal court (ibid). The constitution stipulates a hybrid form of government; a mixture of presidentialism with elements of the Westminster tradition of parliamentary democracy. The current system is, however, closer to the presidential model with delegated powers, and even ââ¬Å"close to the top end of the range of presidential powersâ⬠(Burnell 2003: 48). As in other presidential systems the distribution of power between the legislative (parliament) and the executive (the presidency), is unbalanced in favour of the latter. As the 1995 Constitution review commission clearly spelled out: the president is in a position to ââ¬Å"exercise a dominant influence on the legislatureâ⬠; and ââ¬Å"no sufficient countervailing safeguards are in place to check the executive branch and thus balance the powersâ⬠(GRZ 1995: 15, 17). One, if only formal, indication of the weakness of parliament in the Third Republic might be that the average number of bills passed did not exceed that of its predecessors in the First or Second republics. The legislature and even single MPs have various means of controlling the government and initiating legislation. These include the private member bills, Standing Orders, parliamentary questions, the Committee of Supply, the Public Accounts Committee, the Estimates Committee, the Committee on Government Assurances, the Committee on Delegated Legislation, before 1999, seven departmental orientated ââ¬Ëwatch-dogââ¬â¢ committees, as well as the ad-hoc select committees which can consider the ratification of presidential nominations to official appointments such as the attorney-general, Supreme Court judges or the governor of the Bank of Zambia. The problem with all the committees and the provisions for individual MPs to get a hold on the government is that ââ¬â despite MPsââ¬â¢ lack of special expertise due to shifting membership in committees as well as the lack of support staff it provides ââ¬Å"answerabilityâ⬠without ââ¬Å"enforceabilityâ⬠, which is essential for an ââ¬Å"effective instrument of accountabilityâ⬠(Burnell 2002: 307). The vast MMD majority until 2001 and the ability of government to control and monopolize the legislative timetable made parliament even weaker, although MMD MPs were by no means under the strict control of the party whip or leadership. Since the MMD lost its majority in the 2001 elections and experienced more serious internal factionalism, there are clear indications that the government has to be more responsive to parliament. However, through the powerful position of the Assembly Speaker the ruling party and the government is still largely able to control Assembly p rocedures. A similar context applies to those institutions that are supposed to be instruments of horizontal accountability, such as the Anti-Corruption Commission (ACC), the Office of the Auditor-General, the Commission for Investigations, the Drug Enforcement Commission (DEC), the ECZ and the HRC. These institutions have been proven largely ineffectual, although the courts have sometimes made rulings against the government. Again, there seems to be some improvement since 2001, which, however, seems to be well calculated and directed by the Mwanawasa government at least in the case of the ACC, when the latter was allowed to investigate corruption cases of the Chiluba government. The reason why these institutions are unable to make an impact is because, although legally autonomous, they have very few powers (apart from one exception; the ACC cannot initiate prosecution on its own), and are financially dependent on the government. They are chronically underfunded and despite being presidential appointees, all commission heads do have secure conditions of service. These institutions are therefore highly sensitive to signals coming from the Office of the President, which prompted the MMDââ¬â¢s first Minister for Legal Affairs Rodger Chongwe to refer to them as ââ¬Å"agencies of illusionâ⬠GRZ (1999: 104). The Republican Constitution provides for impeachment proceedings against the president for violations of the constitution (Article 37). This provision is difficult to implement and needs a one-third majority in parliament to debate a motion alleging the president has committed ââ¬Å"any violation of the Constitution or any gross misconductâ⬠, while a two-thirds majority is then necessary to start an investigation by a tribunal appointed by the chief justice. If this tribunal finds that ââ¬Å"the particulars of any allegation specified in the motion have been substantiatedâ⬠, the National Assembly might by a motion of not less than two-thirds resolve that the president has been guilty. Only then shall the president cease to hold office. All attempts to impeach the president have failed in the past. Legally the civil service is non-partisan, but in practice the administration has often been politicized. This is not only a heritage of the old one-party system and a legacy of neopatrimonial rule, but has also been employed deliberately by the new administration. One case in point is Chilubaââ¬â¢s introduction of the post of district administrators (DAs), which are political appointees to direct politics at the district level under his control. The partisan application of the Public Order Act by the police in favour of the ruling party in the run-up to elections is another example. Generally, what has come to be known as ââ¬Ërampantââ¬â¢ or ââ¬Ëendemicââ¬â¢ corruption in the cabinet and other state bodies is only possible with a willing civil service. In an authoritarian political and administrative culture where superiors are not supposed to be challenged and ââ¬Ëhintsââ¬â¢ by superiors are taken as ââ¬Ëordersââ¬â¢, and in which legal-rational procedures are not regularly adhered to, but irregular (not to say illegal) actions or non-actions are taken as ââ¬Ënormalââ¬â¢, the civil service cannot be non-partisan but is an instrument of the ruling party. Peter Burnellââ¬â¢s analysis of the endemic ââ¬Å"financial indisciplineâ⬠clearly shows that the political and administrative framework for this ââ¬Å"enjoys active connivance from senior government figures and is an entrenched feature of the politico-administrative cultureâ⬠(Burnell 2001b: 49) in other words: it is deliberately nurtured by the political elite for personal and political gain. At present, local government is not only dysfunctional in its set up but is in many respects derelict.
Egyptians and Olmec Civilizations
Egyptians and Olmec Civilizations Egypt civilization will be the old world that I would be talking about. The Egyptian civilization had many ages which are early Bronze Age, middle bronze age, and late Bronze Age. The Egyptian civilization dates from the 4th millennium BC. It has a lot of arts and monuments that makes Egypt a unique place to visit. Many achievements were made by the Egyptians like the pyramids, temples, and obelisks. In the predynastic period Egyptian climate was much less dry than it is today. Most regions of Egypt were covered by savanna trees. In the early dynastic period the Egyptians had a long line of pharaohs from Menes. It has been said that the Egyptians had two kingdoms of upper and Lower Egypt. The first dynastic pharaohs solidified their control over Lower Egypt by making a capital at Memphis. Old kingdom and new kingdom will be talked about also. The Olmec civilization was started between 1200 and 400 b.c. The Olmec civilization was developed at San Lorenzo and the Olmec power moved to la venta. The Olmec was Mesoamerica`s first complex culture. The Olmec used the sacred 260 day calendar and a form of kingship that were later Mesoamerican cultures. The Olmec dated from 1400 BCE to about 400 BCE. The first major civilization in Mexico is the Olmec and they were known for the artwork. Monuments were also an important characteristic of Olmec centers. The culture of the Olmec was best known for sharing customs, history, beliefs, and other traits. Egypt Old World Civilization The Egypt civilization is known for the beautiful pyramids. Most people who think of Egypt think of the impressive Great Pyramids, Sphinx, Temples and ancient sites, but Egypt offers much more. It is romantic cruises down the Nile, the culture of Cairo, a night at the grand opera, a trek up Mt Sinai, the ancient monastery at St. Catherines, the popular diving and scuba diving Red Sea resorts, Alexandria and its surrounding beautiful beaches and Mediterranean resorts. Egypt also offers nature and desert treks, great scuba diving, fishing, golf, and birding expeditions. It is part of the Holy Land, and tours to Christian and other religious monuments are popular. Egypt is a land bustling with life, sound, visual beauty and excitement. For thousands of years, it has been the playground of emperors and kings, and now from tradition to modernity, Egypt is a country which has succeeded in creating a present that is as fascinating as its past. Egypt was one of the greatest civilizations tha t have ever existed with memorable monuments (Allen, 2009). Ancient Egyptian had a well-defined, deeply conservative ideology which was firmly based on doctrines of conformity, continuity, and precedent. Each pharaoh ruled not according to written law, but on the basis of precedents set by the gods and by earlier rulers. Egyptian ideology fitted the kings of the past and their great monuments into a majestic, linear scene. The early Egypt civilization developed a formalized style of painting and sculpture and was very spiritual and believed in life after death (Sayyid-Marsot, 2007). Early Egyptians participated in war dancing, gymnastic games, swimming and even wrestling. Children had toys which were dolls, tops, hoops, jumping jacks, skin or leather balls, marbles, and dice, the balls were mainly for ball games which were used by tossing and juggling. Religion The Egyptians as a race were profoundly religious. They recognized divinity in everything around them; the whole universe breathed of God. Birds reptiles, animals and trees were permeated with the divine essence; they saw God as a plurality in unity. The spirit of God was infused into everything, so the powers of Nature, the elements, were also divine, and was personified as the Elementals of earth, sky, air and water. Attributes and functions were also personified, sometimes in human, sometimes in animal form, which became, for the time being, the manifestation of a special attribute of deity, the abode of the God, the symbol of a power divine. Thus a multiplicity of gods is presented, which is at first confusing (britannica, unknown).To understand the subject, comparison must be made with the beliefs and religions of other lands, not only of the past but of the present Man of the inferior gods are seen to be parallel to angels and archangels, to spirits that assist mankind in his p rogress through this world and through the next, and are by no means to be confused with the great gods. Many of the deities are only aspects, forms, of God. The official religion of Egypt is Islam and most of the Egyptians adhere to its Sunni branch (britannica, unknown). Gods were worshiped in temples that were brought by priests that act on the king`s behalf. Also, Priests had a system of oracles to communicate the will of god to the people. The Egyptians did have a somewhat currency. There was a system that was used as a currency which was weights of gold, silver and copper. However, around 500BC there were coins as a currency (Sayyid-Marsot, 2007). Hedj which means money was close to what is called to be a currency that was used for exchange of money. The writing of the Egyptians was composed of many symbols which same symbols can serve different purposes. The Hieroglyphic writing was a formal script used on stone monuments and in tombs. The Olmec New World Civilization The Olmec is considered to be one of the greatest civilizations in Mesoamerica. The Olmec was traced to the area of San Lorenzo Tenochtitlan city. The first city for San Lorenzo was The Olmecs and it was an important civilization for around 500 years (Encyclopedia).Prior to the Olmecs, the Indians of Mexico were hunters and gathers. They were nomadic, spending very little time in one location. As soon as the animals they hunted became scarce in one area, they gathered the few belongings they had and moved to a new location with the hope of more plentiful game. When the Olmecs settled in southeastern Mexico, they established agricultural staples such as corn, squash and beans. They also constructed large cities, religious centers, and trade routes. They developed a distinct culture, characterized by highly developed art and religion (Rosenswig, 2010). The Olmec had a great run in history between 1200 B.C. and 400 B.C. Back in those days, they were the record setters in this part of the world. For example, they were the first in the Americas to develop a written language. And they were the first in the Americas to build pyramids. But sadly, many of their accomplishments have disappeared over time. Today, we know almost nothing about the Olmec and their amazing culture. As a matter of fact, we do not even know what they called themselves! The Aztec Indians gave the tribe the name Olmec. It means rubber people. The Aztecs called them this because the Olmec supplied them with sap from rubber trees. Apart from being known as the rubber people, the Olmec were equally famous for their colossal heads. Each colossal head was a sculpture carved out of a single block of stone. The stone was quarried in the Tuxtla Mountains. To date, we do not know for sure how the Olmec transported the stone and who the colossal heads were supposed to repres ent. Many researchers believe that the Olmec used rafts to carry the stone. And they made the colossal heads to portray their famous rulers. Thus far, scientists have unearthed more than a dozen colossal heads. They all had slanted eyes and large lips. The biggest one is about 3.4 meters tall. It weighs over 20 tons. The Olmec created several monuments which are colossal heads, Small Feline, Feline-Jaguar, cross legged pose, and many more. One of the similarities of the Egyptians and the Olmec is the monuments. The Olmec Center at San Lorenzo, Honduras, contains several huge carved heads. Some of them are 9 feet high and weigh about 40 tons. The heads may be portraits of Olmec leaders or of players in a sacred ball game. The stone used for the sculptures came from a site more than 250 miles away. The Olmec transported this stone over mountain ranges, rivers, and swamps. The Olmec altar has a carved figure at the base situated at the mouth of a cave. This figures elaborate headdress shows that he is a ruler. The ruler holds a rope that winds around the base of the altar and binds a carved figure at the back. Scholars believe that the altar was used as a throne (Encyclopedia). Differences between Egypt and Olmec The belief systems of the Egyptians and Olmec civilizations also had similarities and differences. Most of the people of Egypt practiced polytheism. Although this religion had many gods, it recognized one supreme god or life force. Like polytheism, the Olmec religion also had several gods. A rain god shown as half-human and half-jaguar dominated their religion. But unlike the Egyptians, the Olmec probably did not view this rain god as a supreme god. Both the Egyptians and Olmec built great temples for worship. Egyptian builders constructed many types of temples. One type had a square shape with a pillared front porch and a flat roof. The other type also had a square structure, but its roof had a pyramid shape. The Olmec constructed entire buildings that were pyramids and probably used them as temples. So two civilizations, thousands of miles apart with no direct connection, both used the pyramid shape for their houses of worship (Olmec Meso).
Wednesday, October 2, 2019
Psalm Essay -- Bible, God
Todayââ¬â¢s culture is one where people like to do as little work as possible. Even when it comes to reading our own scripture, The Holy Words of God, a lot of people like to look up one verse and reference it to something without knowing what the rest of the passage says. Psalms 109 is no exception, it is one the more widely misused passages as of late. A popular verse from Psalms 109 is verse 8 which reads ââ¬Å"Let his days be few; and let another take his officeâ⬠, this is seen in reference to our current president, but what people fail to realize is what else David is actually praying. This paper is going to go through Psalms 109 and unpack it verse by verse to show the true meaning of what David was praying and to give us a new look at how to pray. Psalm 109 begins with a superscription that we have seen several times before, ââ¬Å"A Psalm of Davidâ⬠(Bible 873). David is believed to be the author of this Psalm. Psalms 109 though is not a usual Psalm by David; this particular Psalm is classified as an Imprecatory Psalm or a Cursing Psalm. The idea of Imprecatory Psalms is very unsettling for people and the church. This though goes with a misunderstanding of what is involved in actually making an imprecatory prayer. In the introductory section, consisting of verses 1-5, David makes two claims: ââ¬Å"(1) his innocence and (2) the sins of his enemiesâ⬠(Spurgeon 28). When you read a Psalm by David, God is usually the subject of Praise and thanksgiving, but that is not the case here, God is instead the one who is being petitioned to do something. The plea that David makes for God to not remain silent in verse 1b is a cry for help. The basis for Davidââ¬â¢s petition is then given in verses 2-5: 2: For the mouth of the wicked and the mouth o... ...scue of David will result in praise by David. In verses 30 and 31 we see Davidââ¬â¢s vow of praise. David says that he will praise God for His deliverance in the midst of the all of his trials and enemies (Bible v. 30, 874). The basis for this praise is Davidââ¬â¢s experience of seeing God stand at his right hand to defend him. David knows that the accusers will finally be silenced when God reveals Himself as his helper and defender. In conclusion, in order to have a proper and healthy relationship with God, one will need to occasionally pray an imprecatory pray. To pray a prayer of imprecation is not wrong, you just need to be sure that your heart is right with God. Finally one must be sure to always leave it in Godââ¬â¢s hands and to never take revenge yourself. God wants us to take everything to him good and bad, we are his children and he will take care of us.
Grapes of Wrath :: essays research papers
The Grapes of Wrath, chronicles the Joadââ¬â¢s family exodus from Oklahoma to California in search for a brighter, economic future. The name Joad and the exodus to California is parallel to the Biblical story of Exodus and the character Job, but at the time was depicting the Okie Exodus. The Okies were farmers whose topsoil blew away due to dust storms and were forced to migrate along Route 66 to California in search of work. The Okies were resented for migrating in large numbers to areas in the West where work was already hard to find and the sudden multitude of workers caused wages to be lowered. The Joadââ¬â¢s reside in Oklahoma, referred to as the ââ¬Å"Dust Bowlâ⬠of the U.S. because of its lack of rain. The story takes place during the late 1930ââ¬â¢s when the country was in the midst of the Great Depression. The Joad family were sharecroppers evicted from their homes because they failed to pay the bank their loan payments to the Shawnee Land and Cattle Company. à à à à à On their journey, the Joadââ¬â¢s ran into a returning migrant from California who tells them that the handbill they have looking for 800 pickers is a bunch of hogwash. Heââ¬â¢d rather starve in Oklahoma then starve in California. The migrant scolds them on their naivety saying ââ¬Å"Now, how many of you all got them handbills?...(The men respond that they all have them) There you are, same yellow handbill. 800 Pickers Wanted. All right, the man wants 800 men, so he prints 5,000 handbills and maybe 20,000 people see 'em. And maybe two or three thousand people start West on account of that handbill. Two or three thousand people that are crazy with worry headin' out for 800 jobs. Now does that make sense?â⬠He tells them that the growers are exploiting them, causing a surplus of workers to drive down labor costs according to supply and demand. The significance of his role in the movie, is that he letââ¬â¢s the Joadââ¬â¢s know everything they are moving West for is false. Their journey is based on a lie, and the grass isnââ¬â¢t greener on the other side. à à à à à While stopping for gas, Mr. Joad heads into the diner to buy a loaf of bread. Mr. Joad is a nickel short of the 15 cents that the bread cost, and against the waitresses opinion the chef tells her to sell it to him for a dime.
Tuesday, October 1, 2019
Fault Analysis in Power Transmission Lines using Elliptical Behaviour of System Parameters
Mistake Analysis in Power Transmission Lines utilizing Elliptical Behaviour of System Parameters Abstractionââ¬âPower transmittal lines which form the anchor of the electrical power system may be subjected to assorted mistakes. The demand of the hr is to observe and sort the mistakes every bit rapidly as possible to guarantee quality uninterrupted power supply. This paper discusses a simple theoretical account to observe and sort mistakes based on the egg-shaped behaviour of the system. The theoretical account based on MATLAB, is user friendly even to unskilled workers. Keywordsââ¬â mistake, transmittal lines, mistake types, mistake sensingI. IntroductionIn a 3 stage transmittal line, mistakes may happen at any clip. The causes of mistakes may be environmental or semisynthetic. Mistakes are loosely classified into series and shunt mistakes. A series mistake denotes the unfastened circuit status. Shunt mistakes are of assorted types based on how many lines are affected. Initially the technique of mistake location was based on the use of synchronised electromotive force measurings at the sending and having terminal [ 1 ] . The method was applied to both transposed and untransposed lines. It reduced many mistakes in mistake analysis. To better the mistake sensing distinct ripple transform and unreal nervous webs were used [ 2 ] . The nervous webs were trained utilizing MATLAB and daubechies ripple was used. The preparation clip was less in this method but was complicated. Another fresh method discussed mistake categorization based on initial current going moving ridge [ 3 ] . Wavelet transform was adopted to pull out the going moving ridge from station mistake signals. Following this, mistake analysis methods utilizing fault-feature extraction were used [ 4 ] . Besides delays were introduced to mensurate post-fault values of system parametric quantities. Mistake surveies were done in transformers besides [ 5 ] . Voltage current venue diagram was constructed and based on image processing techniques, mistakes were classified. New methods of mistake sensing use two-end nonsynchronous measurings of the line and the advantages are the usage of digital engineering and numerical relaying [ 6 ] . The new method does non depend on mistake opposition, beginning electric resistances and pre-fault currents. Similar to the mistake analysis in transformers discussed above, mistake categorization in transmittal lines can be done [ 7 ] . The method uses wavelet transform and egg-shaped behaviour of the system. The above discussed methods involve complicated analysis and calculation in assorted signifiers. The mistake sensing mechanism should be user friendly and be every bit simple as possible. Hence, it is concluded that it is necessary to develop a simplified method to observe and sort mistakes in transmittal lines. When the mistakes are detected and classified beforehand, it becomes easy for the individuals to rectify it within a short period of clip. This paper discusses a simple technique to observe and sort mistakes. The venue of the electromotive force and current signifiers an oval. Using the oval belongingss we can reason if a mistake has occurred or non and sort it.II. ELLIPTICAL BEHAVIOURVoltage and current in the transmittal line may be taken as: V ( T ) = Vmwickedness ( ?t ) ( 1 ) I ( T ) = Imwickedness ( ?t- ? ) ( 2 ) Where, Vmand Imare the peak values, ?=2?f, cos ? is the power factor. The venue of the electromotive force and current signifiers an oval. The chief belongings of the oval taken for the mistake analysis is the eccentricity. As the eccentricity varies the oval size and country besides varies. Fig.1. Elliptical venue of electromotive force and current in a transmittal line with eccentricities ( a ) 0.9612, ( B ) 0.9994 III. Working The proposed theoretical account takes in electromotive force and current values and plots the oval. This oval is compared with the healthy oval on footing of eccentricity. When the eccentricity of the current oval ( TocopherolC) does non lie in the scope of healthy oval eccentricity ( TocopherolHydrogen) so a mistake is said to hold occurred. The oval is once more compared with pre-defined oval for assorted mistakes to obtain values as given in Table.1 From this tabular array mistake categorization is done and the consequence is displayed. In the tabular array values are assigned to all stages to observe multiple mistakes besides.Table.1. Look-up tabular array for mistake categorizationFAULT IN EACH PHASEType OF FAULTPhase 1Phase 2Phase 3000Normal status11012 LL01123 LL10113 LL2001-G SLG0202-G SLG0023-G SLG22012-G DLG02223-G DLG20213-G DLG222123 BTP3001 OC0302 OC0033 OC3301,2 OC0332,3 OC3031,3 OC3331,2,3 OCThis look up table aid to sort Single line to land mistake ( SLG ) , Line to line mistake ( LL ) , dual line to land mistake ( DLG ) , Balanced three stage mistake ( BTP ) and unfastened circuit mistake ( OC ) .III. SIMULATION RESULTSThe construction of the resulting eclipsiss are given below: A. Single line to land mistake A individual line to land mistake has occured in stage 2 while the other stages are healthy as shown in Fig.3. Fig.3. Single line to land mistake B. Line to line mistake A line to line mistake has occured in stages 2 and 3 while the other stage is healthy as shown in Fig.4. Fig.4. Line to line mistake C. Double line to land mistake A dual line to land mistake has occured in stages 1 and 2 while the other stage is healthy as shown in Fig.5. Fig.5. Double line to land mistake D. Balanced three stage mistake A Balanced three stage mistake has occured in the line as shown in Fig.6. Fig.6. Balanced three stage mistake E. Open circuit mistake Open circuit mistake has occured in the line as shown in Fig.7. Fig.7. Open circuit mistake V. CONCLUSION The advantage of the proposed theoretical account is that it is really simple to implement. It is based on a mathematical background and is less complex. Presents, happenings of mistakes have increased. Hence it is really of import to observe and rectify the mistakes every bit shortly as possible. Mentions [ 1 ] Sukumar M. Brahma and Adly A. Girgis ( 2004 ) ââ¬ËFault Location on a Transmission Line Using Synchronized Voltage Measurementsââ¬â¢ , IEEE trans. , power del.,vol 19, no. 4. [ 2 ] Chiradeja P. and Ngaopitakkul A. , ( 2009 ),ââ¬ËDesignation of Fault Types for Single Circuit Transmission Line utilizing Discrete Wavelet transform and Artificial Neural Networksââ¬â¢ , Intl. MultiConf. of Engineers and Computer Scientists vol II. [ 3 ] Xinzhou Dong,Wei Kong and Tao Cui, ( 2009 )ââ¬ËFault Classification and Faulted-Phase Selection Based on the Initial Current Traveling Waveââ¬â¢ , IEEE trans. , power del. , , vol. 24, no. 2. [ 4 ] Yusuff A.A, Jimoh A.A and Munda J.L, ( 2011 ) ââ¬ËDeterminant-based characteristic extraction for mistake sensing and categorization for power transmittal linesââ¬â¢ , IET Gen. , Trans. , Distr. [ 5 ] Abu-Siada and Syed Islam, ( 2012 )ââ¬â¢A Novel Online Technique to Detect Power Transformer Winding Faultsââ¬â¢ , IEEEtrans. Power del. ,vol 27, no. 2. [ 6 ] Dine Mohamed, Sayah Houari, Bouthiba Tahar, ( 2012 ) ââ¬ËAccurate Fault Location Algorithm on Power Transmission Lines with usage of Two-end Unsynchronized Measurementsââ¬â¢ , Serbian Journal of Elec. Engg. , vol. 9, no. 2, pp. 189-200. [ 7 ] Andre de Souza Gomes, Marcelo Azevedo Costa, Thomaz Giovani Akar de Faria, and Walmir Matos Caminhas, ( 2013 ) ââ¬â¢Detection and Classification of Faults in Power Transmission Lines Using Functional Analysis and Computational Intelligenceââ¬â¢ , in IEEE trans. Power Del. , vol. 28, no. 3.
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