20春学期《冶金工程计算机控制与仿真》在线平时作业3

adminhan

在选定模糊控制器的语言变量及各个变量所取的语言值后，可分别为各语言变量建立各自的(<span>&nbsp;&nbsp;&nbsp; )</span>。
A:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">控制规则表</span>
B:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">控制查询表</span>
C:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">语言变量赋值表</span>
D:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">基本论域量化表</span>

下面关于补偿导线说法不正确的有（<span>&nbsp;&nbsp;&nbsp; </span>）。
A:补偿导线与对应的热电偶在<span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.5pt">0</span><span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">～</span><st1:chmetcnv style="BACKGROUND-POSITION: left bottom; BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x" tabindex="" unitname="℃" sourcevalue="100" hasspace="False" negative="False" numbertype="1" tcsc="0" w:st="on"><span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.5pt">100</span><span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">℃</span></st1:chmetcnv><span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.5pt"> </span><span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">的温度范围内有相同的热电特性</span>
B:补偿导线无极性<span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.5pt"><o:p></o:p></span>
C:不同的热电偶用的补偿导线也不同
D:热电偶测温时使用补偿导线是为了将冷端延伸到温度比较恒定的地方

<p>图中四条曲线分别表示调节阀的四种理想流量特性，其中曲线（<span>&nbsp;&nbsp;&nbsp;&nbsp; </span>）表示快开流量特性。</p><p><img height="116" width="110" alt="" src="http://file.open.com.cn/ItemDB/77898/66ebd302-6328-452c-b66d-5dfcb2cf9aa5/2010101993212171.gif" /></p>
A:1
B:2
C:3
D:4

下述名词中，（&nbsp;）不是过渡过程的品质指标。
A:最大偏差
B:余差
C:偏差
D:过渡时间

<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">多变量系统变量配对时，应选择相对增益</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 宋体; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">__________</span><span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">的调节变量和被调量。</span>
A:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">大于</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 宋体; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">1</span>
B:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">小于零</span>
C:<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">等于或接近于</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 宋体; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-bidi-font-weight: bold">1 </span>

雷达跟踪系统属于（&nbsp;）。
A:<span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">定值控制系统</span>
B:<span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">随动控制系统</span>
C:<span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">程序控制系统</span>
D:<span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'">前馈控制系统</span>

<span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; COLOR: black; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-ascii-font-family: 'Times New Roman'">所谓全程控制系统是指机组在启动过程和正常运行时均能实现自动控制的系统。（&nbsp;&nbsp; ）</span>
A:错误
B:正确

<font size="1">&nbsp;</font>在控制系统的方块图中，被控变量总是随着给定值增加而增加。（&nbsp;）
A:错误
B:正确

<div>&nbsp;分层递阶智能控制按照自上而下精确程度渐减、智能程度渐增的原则进行功能分配。</div><span>&nbsp;&nbsp;&nbsp; (&nbsp;&nbsp;&nbsp; ) </span>
A:错误
B:正确

模糊控制器的输入语言变量一般取控制系统的误差及其变化率。(<span>&nbsp;&nbsp;&nbsp; ) </span>
A:错误
B:正确

&nbsp;模糊控制只是在一定程度上模仿人的模糊决策和推理，用它解决较复杂问题时，还需要建立数学模型。(<span>&nbsp;&nbsp;&nbsp; ) </span>
A:错误
B:正确

<span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-weight: bold">调节器的比例带是指当调节机关的位置改变</span><span lang="EN-US" style="COLOR: black; LINE-HEIGHT: 150%; mso-bidi-font-size: 10.5pt; mso-bidi-font-weight: bold">100%</span><span style="COLOR: black; LINE-HEIGHT: 150%; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-weight: bold">时，被调量所应有的改变量。（）</span>
A:错误
B:正确

等幅振荡是过渡过程基本形式之一，如果系统出现等幅振荡，则该系统是稳定的。（&nbsp;）
A:错误
B:正确

<span style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">均匀控制系统的调节器参数整定可以与定值控制系统的整定要求一样。</span>
A:错误
B:正确