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| 资料名称： | ZDL-M轴电流监测装置 |
|---|---|
| 资料类别： | 行业标准 |
| 行业类型： | 水电 |
| 设备类型： | 电力仪器仪表 |
| 适用对象： | 大众 |
| 资料大小： | 109KB |
| 资料分值： | 0 |
| 下载次数： | 8 |
| 发布时间： | 2011/11/3 9:46:21 |
| 提供单位： | 蓝田县恒远水电设备有限公司 |
| 授权方式： | 由以上单位免费提供。 |
| 关键词： | ZDL-M轴电流监测装置 ZDL-M轴电流监测装置 |
| 资料简介： | <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="COLOR: blue"> </SPAN></B></DIV> <DIV style="LAYOUT-GRID-MODE: char; TEXT-INDENT: 20pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">ZDL-M</SPAN><SPAN style="FONT-SIZE: 10pt">轴电流监测装置</SPAN><SPAN style="FONT-SIZE: 10pt">采用高性能单片机为核心控制部件构成控制器，采用空心环形互感器为轴电流传感器，监测水轮发电机组大轴产生的轴电流变化。单片机实时监测轴电流传感器的变化值，该数值与大轴电流呈线性变化关系，经滤波、数值变换处理后，确认轴电流超过整定值后，轴电流监测装置输出二级报警信号。装置采用四位七段</SPAN><SPAN style="FONT-SIZE: 10pt">LED</SPAN><SPAN style="FONT-SIZE: 10pt">作为显示单元，参数整定、实时显示清晰直观。同时，</SPAN><SPAN style="FONT-SIZE: 10pt">ZDL-M</SPAN><SPAN style="FONT-SIZE: 10pt">轴电流监测装置可输出与轴电流（</SPAN><SPAN style="FONT-SIZE: 10pt">0~5A</SPAN><SPAN style="FONT-SIZE: 10pt">）对应标准的</SPAN><SPAN style="FONT-SIZE: 10pt">4~20mA</SPAN><SPAN style="FONT-SIZE: 10pt">模拟量信号，满足计算机监控系统测量要求。</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><STRONG><SPAN style="COLOR: blue">二、特点</SPAN></STRONG></DIV> <DIV style="MARGIN: 0cm 0cm 0pt 15pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: -15pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt">以高性能单片机为核心控制部件，具有良好的可靠性；</SPAN></DIV> <DIV style="MARGIN: 0cm 0cm 0pt 15pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: -15pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt">单片机可对数值进行智能化处理，</SPAN><SPAN style="FONT-SIZE: 10pt">2</SPAN><SPAN style="FONT-SIZE: 10pt">级报警接点输出，报警接点整定值可在量程范围内任意整定，使用灵活方便；</SPAN></DIV> <DIV style="MARGIN: 0cm 0cm 0pt 15pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: -15pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt">轴电流传感器采用分半环型结构，易于安装；</SPAN></DIV> <DIV style="MARGIN: 0cm 0cm 0pt 15pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: -15pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt">采用</SPAN><SPAN style="FONT-SIZE: 10pt">LED</SPAN><SPAN style="FONT-SIZE: 10pt">作为人机界面，轴电流参数值及装置状态清晰直观；</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="COLOR: blue">二、主要技术性能</SPAN></B><B><SPAN style="COLOR: blue"> </SPAN></B></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN> </SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">测量范围：</SPAN><SPAN style="FONT-SIZE: 10pt">0~ 5A </SPAN><SPAN style="FONT-SIZE: 10pt">过流能力：</SPAN><SPAN style="FONT-SIZE: 10pt">１００A</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">测量精度：</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">＜</SPAN><SPAN style="FONT-SIZE: 10pt">1% </SPAN><SPAN style="FONT-SIZE: 10pt">数显方式：</SPAN><SPAN style="FONT-SIZE: 10pt"> LED</SPAN><SPAN style="FONT-SIZE: 10pt">显示</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; TEXT-INDENT: 25.7pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">输出信号：</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">继电器接点输出</SPAN><SPAN style="FONT-SIZE: 10pt"> 2</SPAN><SPAN style="FONT-SIZE: 10pt">组</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">接点形式：ＤＰＤＴ</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">接点容量：</SPAN><SPAN style="FONT-SIZE: 10pt">10A</SPAN><SPAN style="FONT-SIZE: 10pt">/AC230V 5A/DC30V </SPAN><SPAN style="FONT-SIZE: 10pt">（阻性负载）</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">模拟量输出：</SPAN><SPAN style="FONT-SIZE: 10pt"> 4~20mA </SPAN><SPAN style="FONT-SIZE: 10pt">负载阻抗：</SPAN><SPAN style="FONT-SIZE: 10pt">5</SPAN><SPAN style="FONT-SIZE: 10pt">００Ω</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">工作环境：</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">温度</SPAN><SPAN style="FONT-SIZE: 10pt">0</SPAN><SPAN style="FONT-SIZE: 10pt">～</SPAN><SPAN style="FONT-SIZE: 10pt">50</SPAN><SPAN style="FONT-SIZE: 10pt">℃</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">湿度＜</SPAN><SPAN style="FONT-SIZE: 10pt">95%</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">外形尺寸：</SPAN><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">盘装：宽×高×深</SPAN><SPAN style="FONT-SIZE: 10pt">= 160</SPAN><SPAN style="FONT-SIZE: 10pt">×</SPAN><SPAN style="FONT-SIZE: 10pt">80</SPAN><SPAN style="FONT-SIZE: 10pt">×</SPAN><SPAN style="FONT-SIZE: 10pt">250</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt"> </SPAN><SPAN style="FONT-SIZE: 10pt">电源：</SPAN><SPAN style="FONT-SIZE: 10pt"> AC220V/50HZ </SPAN><SPAN style="FONT-SIZE: 10pt">功耗：</SPAN><SPAN style="FONT-SIZE: 10pt"> 20W</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="COLOR: blue">三、工作原理</SPAN></B><B><SPAN style="COLOR: blue"> </SPAN></B></DIV> <DIV style="LAYOUT-GRID-MODE: char; TEXT-INDENT: 20pt; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">环抱于大轴的轴电流传感器实时监测主轴的电流变化，该变化量经变换及隔离放大处理后送入单片机的模拟采样端口，单片机对采样数值进行滤波、转换处理后精确得出与主轴电流对应的数字量。监测控制器上的输入按键用于</SPAN><SPAN style="FONT-SIZE: 10pt">2</SPAN><SPAN style="FONT-SIZE: 10pt">级报警点</SPAN><SPAN style="FONT-SIZE: 10pt">AL1</SPAN><SPAN style="FONT-SIZE: 10pt">、</SPAN><SPAN style="FONT-SIZE: 10pt">AL2</SPAN><SPAN style="FONT-SIZE: 10pt">的报警值的设定。</SPAN><SPAN style="FONT-SIZE: 10pt">LED</SPAN><SPAN style="FONT-SIZE: 10pt">显示器可详细显示出主轴电流值。单片机对采集的数值分别与</SPAN><SPAN style="FONT-SIZE: 10pt">2</SPAN><SPAN style="FONT-SIZE: 10pt">级报警设定值比较后确定报警输出状态。监测控制器输出的</SPAN><SPAN style="FONT-SIZE: 10pt">4~20mA</SPAN><SPAN style="FONT-SIZE: 10pt">模拟量与主轴电流</SPAN><SPAN style="FONT-SIZE: 10pt">0~5A</SPAN><SPAN style="FONT-SIZE: 10pt">呈线性对应关系。监测控制器中的试验变压器用于轴电流监测装置的自检测试。</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="COLOR: blue">四、面板说明</SPAN></B></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="FONT-SIZE: 10pt">四位</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">LED</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">数码管显示窗：</SPAN></B><SPAN style="FONT-SIZE: 10pt">显示参数</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="FONT-SIZE: 10pt">ok</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">，</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">lim1</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">，</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">lim2</SPAN></B><B><SPAN style="FONT-SIZE: 10pt">性质指示灯：</SPAN></B><SPAN style="FONT-SIZE: 10pt">数码管当前显示内容指示</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="FONT-SIZE: 10pt">按键区：</SPAN></B><SPAN style="FONT-SIZE: 10pt">设置操作仪表参数</SPAN></DIV> <DIV style="LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><B><SPAN style="COLOR: blue">五、接线端子</SPAN></B></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">AC220V</SPAN><SPAN style="FONT-SIZE: 10pt">为装置电源，装置上电即工作；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> 4~20mA</SPAN><SPAN style="FONT-SIZE: 10pt">输出电流与轴电流</SPAN><SPAN style="FONT-SIZE: 10pt">0~5A</SPAN><SPAN style="FONT-SIZE: 10pt">相对应，应使用屏蔽电缆；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> A1</SPAN><SPAN style="FONT-SIZE: 10pt">、</SPAN><SPAN style="FONT-SIZE: 10pt">A2</SPAN><SPAN style="FONT-SIZE: 10pt">与轴电流传感器工作绕组相接，应使用屏蔽电缆，线径不小于</SPAN><SPAN style="FONT-SIZE: 10pt">1.5mm<SUP>2</SUP></SPAN><SPAN style="FONT-SIZE: 10pt">；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> B1</SPAN><SPAN style="FONT-SIZE: 10pt">、</SPAN><SPAN style="FONT-SIZE: 10pt">B2</SPAN><SPAN style="FONT-SIZE: 10pt">与轴电流传感器试验绕组相接，应使用屏蔽电缆，线径不小与</SPAN><SPAN style="FONT-SIZE: 10pt">1.5mm<SUP>2</SUP></SPAN><SPAN style="FONT-SIZE: 10pt">；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> AL1</SPAN><SPAN style="FONT-SIZE: 10pt">为报警</SPAN><SPAN style="FONT-SIZE: 10pt">1</SPAN><SPAN style="FONT-SIZE: 10pt">接点输出（</SPAN><SPAN style="FONT-SIZE: 10pt">SPDT</SPAN><SPAN style="FONT-SIZE: 10pt">）；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> AL2</SPAN><SPAN style="FONT-SIZE: 10pt">为报警</SPAN><SPAN style="FONT-SIZE: 10pt">2</SPAN><SPAN style="FONT-SIZE: 10pt">接点输出（</SPAN><SPAN style="FONT-SIZE: 10pt">SPDT</SPAN><SPAN style="FONT-SIZE: 10pt">）；</SPAN></DIV> <DIV style="MARGIN: 0cm -12.2pt 0pt 0cm; LAYOUT-GRID-MODE: char; LINE-HEIGHT: 16pt"><SPAN style="FONT-SIZE: 10pt">■</SPAN><SPAN style="FONT-SIZE: 10pt"> GND</SPAN><SPAN style="FONT-SIZE: 10pt">为装置机壳接地端子；</SPAN></DIV> |
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