某某英文文献翻译.doc

南 昌 工 程 学 院 2009 级毕业（设计）论文 信息工程学院 系（院） 电子信息工程 专业英文文献翻译学 生 姓 名 某某 班 级 09电子信息工程 学 号 2009100234 指 导 教 师 欧阳瑾 日 期 2012 年 12 月 21 日南 昌 工 程 学 院 教 务 处 订 制Brief introduction of intelligent IC card meterIntelligent electric energy meter three-phase four wire and three phase three wire two, for active electric energy measurement occasions, by user fees on the intelligent IC card charging and input meter, ammeter to power supply, with beforehand charge of electricity, automatic meter reading, larceny, card power is exhausted automatic brake power-off function. In order to effectively solve the door-to-door meter reading and difficult to receive charge of electricity problems. The user s computer implementation of power purchase information management, facilitate the query, statistics, fees and printing bills etc.Intelligent meter industry background may be investors in thinking about this problem first need to grasp, as China puts forward to build the National Smart Grid concept, and the direct matching intelligent meter begins to become the focus of attention. Intelligent electric energy meter is a new type of electric energy meter, relative to the previous general electric energy meter, in addition to basic measuring function, intelligent electric energy meter is full electronic watt-hour meter, with the hardware clock and a complete communication interface, high reliability, high safety grade and large storage capacity and other features, completely in line with Chinas future development of energy saving and environmental protection requirement.Smart meters smart grid intelligent terminal, it is not in the traditional sense of the electric energy meter, smart meter in addition to the traditional electric energy meter with electric energy measurement in basic functionality, in order to adapt to the intelligent network and the use of new energy sources, it also has multiple rate measurement function, the user terminal control function, a variety of data transmission mode of two-way data communication function, function of preventing electric larceny and intelligent function, smart meter represents the future energy saving intelligent network intelligent terminal end user development direction. With the smart grid development, countries in the world for intelligent user terminal is also increasing demand, according to statistics, in the next 5 years, with the construction of smart grid in countries around the world, smart meters in the global installation quantity to be as high as 200000000. Similarly, in China, with the national smart grid construction progress, as the user end of the smart meter demand will increase substantially, conservative estimates, the market will have 170000000 or so only needs. The United States government to upgrade its power allocation, have a part specifically for the next 3 years in 13% of American households to installing smart meters. In Europe, Italy and Sweden have completed advanced metering infrastructure deployment, all general meter replacement for intelligent meter. France, Spain, Germany and the UK are expected in the next 10 years will also be completed the comprehensive promotion and application of intelligent electric meter.Intelligent electric meter working principle is the user take IC card to pay electricity power supply departments, power supply departments use the electricity sale management machine will buy n written into an IC card, the user holds the card in the induction zone brush contactless IC card, then switching power supply, power supply after the card. When the table is equal to the residual quantity of electricity power switching-off alarm, alarm or buzzer alarm, at this point the user in the induction zone by swiping the restoration of power supply; when the remaining capacity is zero, the automatic power switching-off, the user must again card fee electricity purchase, can restore electricity.Intelligent IC card electric meter has the advantages as follows: 1, does not require manual meter reading, is advantageous to the modernized management. IC card electric meter use manual meter reading charge to the customer to avoid the inconvenience, and the history of electricity purchase data can be saved, to facilitate customer inquiries.2, with a variety of anti-theft function, small starting current, no running, wide load, low power consumption, the error curve of straight, long-term operation stability. 3, IC card electric meter with multiple anti-theft functions, small starting current, no running, wide load, low power consumption, error curve is flat, long-term operation stability is good, beautiful appearance, small volume, light weight, convenient installation. High accuracy: all electronic design, built a dedicated chip, precision is not affected by frequency, temperature, voltage harmonics influence. 4, long life: using SMT technology, optimized circuit design, no need of adjustment circuit of machine factory. 5, low power consumption: Using low power consumption, reduce power loss. 6, IC card prepayment electric quantity; data transfer, data read back, including the back read total electric quantity, the remaining power, table cumulative purchase of electricity, the total purchase frequency and other information. 7, stored tables of constants, initial value, the user addresses, names and other information. 8, overload alarm power-off, remaining capacity alarm, timely to remind users to buy electricity. 9, technical parameters : the life table, prolong the use period. Precision grade 2 current range; 5 ( 20) 5 ( A 30 ) A 10 ( A 40 ) 20 ( 80) A power 1WIntelligent IC card electric meter main technical index1, use AD7755 chip, is stable and accurate, reliable performance2, accuracy rating: 1, according to GB/T17215-1998, IEC1036-19963, current specifications: 5 ( 20 ) A, 5 ( 30) A, 10 ( 40) A, 20 ( 80) A 4, rated voltage: AC220V5, rated frequency: 50Hz6, the starting current: 0.4%Ib7, power: 1W8, the environmental working conditions: -20 +55 , relative humidity of not more than 85% ( +25 )9, strong anti-jamming ability, can be in bad power operating environment10, strengthen the process control, a unique process guarantee, the high reliability design.Intelligent IC card electric meter installation and method of use:1 open the electric energy meter terminal button box, then press the wiring diagram is connected to each terminal wiring, power supply. 2 user IC card card prepayment electric quantity according to the direction of the arrow ( the left insert sheet metal contacts ) within the first display, display F1 and then displays the purchase quantity, then F2 and stable display monitor displays the original residual charge plus a new purchase quantity and the remaining power, the desirable IC card, display out. As the table below shows the remaining power alarm electric quantity display is often bright, table Zhongyuan surplus energy and electricity purchase card consumption and greater than 9999kWh, the card is not input power meter, is still preserved in the card. 3 when the user of electricity, pulse indicative of then shining exhibit of lanterns. 4 prepaid meter during normal use, for the purchase of electricity for decreasing automatic calculation. When the electrical energy table within the remaining capacity of less than 20 degrees, display shows the current remaining power to remind users to buy electricity. When the remaining capacity is equal to 10 degree, the blackout time remind the user of electricity purchase, the user needs to be inserted IC card electric energy meter a recovery of power supply. When the remaining capacity is zero, to stop power supply. The 5 one meter one card, the user each time a new purchase of electricity, can insert their own input an effective electricity meter. 6 prepaid meter displays are usually not bright, if the user needs to check the remaining power, can be inserted IC card electric meter, shows the F1 purchase electricity display zero, F2 residual quantity, pull card display out. 7 every time the user will be inserted IC card prepaid meter, the meter will the user of electricity all back to write on the IC card, the user when the next purchase of electricity, electricity sale management system of IC card data read and check whether the user legitimate power. Electricity inspection personnel can also be used to check the card, check the user of electricity. 8 power supply management departments according to the actual situation of setting users largest electricity load. When the actual load exceeds the set value, to stop power supply, the meter display E2 , to remind the user to reduce electricity load, the user needs to be inserted after the restoration of power IC card electric meter.智能IC卡电表简介智能电表分三相四线和三相三线两种，用于有功电能的计量场合，由用户交费的方式对智能IC卡充值并输入电表中，电表才能供电，具有预收电费、自动抄表、防窃电、卡中电量用完后自动拉闸断电等功能。从而有效地解决上门抄表和收电费难的问题。用户的购电信息实行微机管理，方便进行查询、统计、收费及打印票据等。智能电表行业的背景或许是投资者在思考这一问题时首先需要把握的，随着中国提出建设国家智能电网概念之后，与之直接配套的智能电表开始成为关注的焦点。智能电能表是一种新型电能表，相对以往的普通电能表，除具备基本的计量功能外，智能电能表是全电子式电能表，带有硬件时钟和完备的通信接口，具有高可靠性、高安全等级以及大存储容量等特点，完全符合中国未来发展“节能环保”的要求。智能电表是智能电网的智能终端，它已经不是传统意义上的电能表，智能电表除了具备传统电能表基本用电量的计量功能以外，为了适应智能电网和新能源的使用，它还具有双向多种费率计量功能、用户端控制功能、多种数据传输模式的双向数据通信功能、防窃电功能等智能化的功能，智能电表代表着未来节能型智能电网最终用户智能化终端的发展方向。随着智能电网的日益发展，世界各国对于智能化用户终端的需求也日益增大，据统计，在未来5年，随着智能电网在世界各国的建设，智能电表在全球安装的数量将高达2亿只。同样，在中国，随着国家智能电网建设的进展，作为用户端的智能电表的需求也会大幅度地增长，保守的预计，市场将会有1.7亿只左右的需求。美国政府为升级本国电网的拨款中，就有一部分专门用于在未来3年致使13%的美国家庭能装上智能电表。在欧洲，意大利及瑞典已经完成先进计量基础设施的部署，将所有普通电表更换为智能电表。法国、西班牙、德国和英国预计在未来10年内完成也将完成智能电表的全面推广和应用。智能电表工作原理是用户持IC卡到供电部门交款购电，供电部门用售电管理机将购电量写入IC卡中，用户持IC卡在感应区刷非接触式IC卡，即可合闸供电，供电后将卡拿走。当表内剩余电量等于报警电量时，拉闸断电报警或蜂鸣器报警，此时用户在感应区刷卡即可恢复供电；当剩余电量为零时，自动拉闸断电，用户必须再次持卡交费购电，才可以恢复用电。智能IC卡电表的优点如下：1、不需要人工抄表，有利于现代化管理。IC卡电表的使用避免人工抄表上门收费给客户带来的诸多不便，且历史购电数据均可以保存，便于客户查询。 2、具有多种防窃电功能，起动电流小、无潜动、宽负荷、低功耗，误差曲线平直、长期运行时稳定性好。 3、IC卡电表具有多种防窃电功能，起动电流小、无潜动、宽负荷、低功耗，误 差曲线平直、长期运行时稳定性好，外形美观、体积小、重量轻、安装方便。准确度高：全电子式设计，内置专用芯片，精度不受频率、温度、电压 高次谐波影响。 4、长寿命 ：采用SMT技术，优化的电路设计，整机出厂后无需调整