PW30A型微机保护测试仪简介.pptVIP

PW30A型微机保护测试仪的性能及基本使用方法,The performance and usage method of the PW30A type microcomputer protection tester,PW30A型微机测试仪是中国北京博电电力仪器公司生产的针对保护装置调试、检验的综合性测试仪器。它的特点是功能齐全，性能可靠，测试精度高。它不仅包含了几乎所有继电保护装置的试验项目，而且还可以进行如仪表、同期装置等电气二次设备性能测试和检验。 The tester of PW30A type microcomputer protection is produced by Beijing Bo Dian electrical instrument Company，Peoples Republic of China. It is a synthesizing instrument that specially used for adjusting and verifying the protection device. The features are as follow, the function is comprehensive, the performance is reliable and with high measurement precision. The tester not only include all test items of relay protection device, but also can test and verify the secondary electrical equipment, such as measurement meter、synchronization device etc. 我们此次研讨的目的，就是熟悉本仪器的功能和性能，使它以后在迪士林电站设备检修和调试中能发挥其应有的作用。 The purpose of this training is to be familiar with the function and feature of this type tester, so that to make it played an important part during the maintenance and adjustment for the equipment of Tishrin HPP in the future.,1 技术参数 Technical parameter 1.1 交流电流 The current of AC 三相电流源 Three-phase current source 各相输出电流幅值，频率和相位独立调节 Every phase output the current amplitude, the frequency and phase position adjusted independently. 准确度：0.1%(0.5A 20A) 1mA（0.2A0.5A） 0.2%（20AImax） the accuracy：0.1%(0.5A 20A) 1mA（0.2A0.5A） 0.2%（20AImax）, 分辨力：1mA（0.1A10A ）；10mA（10A60A） the discerning ability ： 1mA（0.1A10A ）；10mA（10A60A） 电流上升下降时间小于 100s The rising and dropping time of current less than 100s . 过载或失真自动检测 Automatic testing for overload or distortion 输出频率：10Hz 1kHz Output frequency: 10Hz 1kHz 幅频特性10Hz1kHz, 误差范围 0.1%0.5% The amplitude-frequency feature 10Hz1kHz, the error scope: 0.1%0.5%., 输出范围输出时间：10A /连续的 输出 10A 20A/70s 20A 30A /15s 30A60A /5s Output scope/output time: 10A /output continuously 10A 20A/70s 20A 30A /15s 30A60A /5s,1.2 交流电压源 The AC voltage source 四相有共用中性点的电压源 The same neutral point shared by the voltage source with four-phase. 各相输出幅度、频率和相位独立可调节 Every phase output the current amplitude, the frequency and phase position adjusted independently. 准确度the class degree： 0.1%（2 V 120V ）， 2mV（0.2V2V ） 分辨力the discerning ability： 1 mV （0.2V10V ）； 10 mV（10V120V） 输出最大功率：60VA/相 Maximum output power: 60VA/phase, 电压上升下降时间小于 100 s The rising and dropping time of current less than 100 s 过载保护和失真自动检测并显示 Automatic testing and display for overload protection or distortion 输出频率：10Hz 1kHz Output frequency: 10Hz 1kHz 幅频特性10Hz1kHz, 误差范围 0.1%0.5% The amplitude-frequency feature 10Hz1kHz, the error scope: 0.1%0.5%. 第四路电压可设置为零序电压或任意设置 The voltage of the fourth circuit can be set to zero sequence voltage or be set randomly. 额定条件下，连续输出 At rated input condition, output continuously.,1.3 直流源电压、电流输出 The voltage and current output of DC source 直流电压输出幅值范围0 V 300V The amplitude scope of DC voltage output: 0 V 300V 输出幅值的范围(V)准确度分辨力(mV)： 0.55 10mV1 5300 0.5% 10 The scope of output amplitude (V)the class degreethe discerning ability (mV)：0.55 10mV1 5300 0.5% 10 最大输出负载电压 300V，负载电流 0.5A The output of maximum voltage of load is 300V，the current of load is 0.5A., 直流电压 110V 时，输出功率不小于 50W， When the DC voltage is 110V, the output power should not less than 50W. 直流电压 220V 时，输出功率不小于 100W When the DC voltage is 220V, the output power should not less than 100W. 直流电流输出幅值范围 0 A 20A The amplitude scope of DC current output is 0 A 20A 电流输出范围(A)准确度分辨力(mA) ： 0.21A5mA1 110A0.5%1 1020A0.5%10 The scope of output amplitude (V)the class degreethe discerning ability(mA): 0.21A5mA1 110A0.5%1 1020A0.5%10 直流电流最大输出功率为 200W（20A，10V）。 The maximum output power of DC current is 200W（20A，10V）.,1.4 角度 The angle 相角范围：0360 The phase angle scope: 0360 相角分辨力：0.1 The phase angle discerning ability: 0.1. 准确度： 0.2 The accuracy: 0.2.,1.5 输出频率 Output frequency 频率范围准确度： 20 Hz 65Hz1mHz 65 Hz 450Hz10mHz 450 Hz 1000Hz20mHz Frequency scope/ the accuracy: 20 Hz 65Hz1mHz 65 Hz 450Hz10mHz 450 Hz 1000Hz20mHz 分辨力：1mHz The discerning ability: 1mHz 能叠加220 次任意幅值 （小于额定值）的谐 波 及直流 The any amplitude value (less than rated value) of harmonic wave and DC which can be added 220 times,1.6 同步性 The synchronous feature 电压电流同步性10s The synchronous feature of voltage and current 10s 1.7时间计量 The time calculation 计时器范围 1ms 1.50105 s The scope of timer: 1ms 1.50105 s 时间测量的范围(s)计时误差分辨力(ms)： 0.00111ms1 11.50105 s0.1%1 The scope of time measurement(s) the error of timerthe discerning ability (ms)：0.00111ms1 11.50105 s0.1%1,1.8 电源 The power source AC220V 10%，4060Hz，10A(max) 1.9 散热 Heat dissipation 良好的散热性能使仪器能够长时间正常工作。 The service life of instrument with good heat-dissipation ability can lasts many years.,2 测试步骤 The testing procedure 定义保护特性参数； Set definite the characteristic parameters for protection. 定义测试方法，包括变量、变化范围、所测故障类型等试验参数，添加测试项目； Definite the testing method, include the variables、variation scope、the fault can be detected etc. , add testing items. 对照硬件配置编辑接线图； According to the hardware configuration to compile connection diagram 定制所需的测试报告； Make the testing report that will be needed. 在现场打开参数文件，启动执行程序。不需干预，实现轻松自如的现场测试工作； Open parameter file at jobsite, start the executing procedure, it can test automatically at job site. 生成您所满意的测试报告，然后打印、归档。 The testing report that can be created easily, then print it and keep it.,3 软件界面 The interface of software PW30A型微机测试仪测试软件共设置18种测试模块，其中包括手动测试、时间特性、线路保护、差动保护、状态序列等，用以完成各种保护的功能调试和整组试验。此次以“手动测试”模块为例，简要说明本测试仪器的使用方法。 The tester of PW30A type microcomputer of protection consists of 18 pieces different module, such as manual testing、time characteristic、transmission line protection、differential protection etc., it can realize the adjustment and test function for every protection. We take “manual testing” for example, simply describe the usage method of this tester.,4 手动测试模块的界面和功能 The interface and function of manual testing module 输出电压和电流源，完成各种手动测试， Output voltage and current source, achieve every manual testing. 测试仪可以同时输出：一路直流电压、四路交流电压、三路交流或直流电流。具有输出保持功能。 The tester can output at the same time, one way DC voltage、four ways AC voltage、three ways AC or DC current, also it has keeping function., 能以任意一相或多相电压电流的幅值、相位和频率为变量，在试验中随意改变其大小。 Any amplitude、phase position of current and voltage of one phase or multi-phase and frequency can be considered as variables, change them randomly during the test. 可以以阻抗值和阻抗角为变量改变输出值的大小。 According to the variables of impedance value and impedance angle to change the output value. 各相的频率可以分别设置，同时输出不同频率的电压和电流。 The frequency of every phase can be set respectively, output the voltage and current with different frequency at the same time. 可以根据给定的阻抗值，选择“短路计算”方式，确定电流、电压的输出值。 According to the given impedance value, select the “short circuit calculation” method to definite the output value of current and voltage., 实时显示电流、电压的变化和功率的输出值 Display the variation of current and voltage as well as the power output value at real time. 实时显示电流、电压的矢量图、波形、有效值、接点的动作情况，提供各种实时信息 Display the vector diagram、wave shape、effective value and contact action condition of current and voltage at real time, supply message at real time. 因此，手动测试功能可以快捷、方便地完成交流、直流各种继电器的动作值、返回值、动作时间等项目的调试。 So the adjustment of acting value、returning value、acting time of AC and DC relays can be easily achieved by the function of manual testing module.,注意事项 Notice items 1. 禁止带电插拔数据电缆。连接数据电缆之前先关闭计算机和测试仪主机电源。 Its forbidden to pull out the cable under energized state. Close the main power source of computer and tester before connecting the data cable. 2. 为防止测试仪运行中机身感应静电。试验之前先通过接地端将主机可靠接地。 To avoid the body of tester inducted electricity during running, connect the tester with earth before conducting test. 3. 36V 以上电压输出时应注意安全，防止触电事故的发生。 Pay high attention to the safety when the output voltage more than 36V to avoid the emergency of electric shock happened.,4. 禁止外部电压和电流加在测试仪的电压、电流输出端。试验中，务必防止被测保护装置上的外电压反馈到测试仪的输出端而损坏测试仪。 The external voltage and current are forbidden to connect with the current and voltage output terminal of tester. During testing, prevent the outer voltage fed back to the output end of tester s