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連續(xù)搬運(yùn)設(shè)備振動(dòng)分析與控制考核試卷考生姓名:__________答題日期:_______年__月__日得分:____________判卷人:__________

一、單項(xiàng)選擇題(本題共20小題,每小題1分,共20分,在每小題給出的四個(gè)選項(xiàng)中,只有一項(xiàng)是符合題目要求的)

1.連續(xù)搬運(yùn)設(shè)備中最常見(jiàn)的振動(dòng)類(lèi)型是:()

A.自由振動(dòng)

B.強(qiáng)迫振動(dòng)

C.阻尼振動(dòng)

D.共振振動(dòng)

2.下列哪種因素不會(huì)導(dǎo)致連續(xù)搬運(yùn)設(shè)備振動(dòng):()

A.設(shè)備不平衡

B.地基松動(dòng)

C.電機(jī)轉(zhuǎn)速不穩(wěn)定

D.環(huán)境溫度變化

3.振動(dòng)的測(cè)量通常使用:()

A.速度傳感器

B.壓力傳感器

C.溫度傳感器

D.濕度傳感器

4.在連續(xù)搬運(yùn)設(shè)備振動(dòng)分析中,頻譜分析的主要作用是:()

A.識(shí)別振動(dòng)的頻率成分

B.評(píng)估設(shè)備的工作效率

C.測(cè)量設(shè)備的溫度變化

D.控制設(shè)備的運(yùn)行速度

5.以下哪項(xiàng)不是振動(dòng)控制的目的:()

A.提高設(shè)備運(yùn)行效率

B.降低維護(hù)成本

C.增加設(shè)備振動(dòng)

D.提高工作環(huán)境安全

6.連續(xù)搬運(yùn)設(shè)備振動(dòng)控制中,常用的隔振材料是:()

A.金屬

B.塑料

C.橡膠

D.玻璃

7.關(guān)于振動(dòng)控制,以下哪項(xiàng)說(shuō)法是正確的:()

A.振動(dòng)控制會(huì)增加設(shè)備的能耗

B.振動(dòng)控制會(huì)降低設(shè)備的使用壽命

C.振動(dòng)控制可以減少設(shè)備的維修次數(shù)

D.振動(dòng)控制無(wú)需定期檢查和調(diào)整

8.在連續(xù)搬運(yùn)設(shè)備振動(dòng)分析中,下列哪種方法不常用于振動(dòng)檢測(cè):()

A.振動(dòng)傳感器

B.聲級(jí)計(jì)

C.紅外熱像儀

D.激光測(cè)距儀

9.關(guān)于設(shè)備振動(dòng)控制措施,以下哪項(xiàng)是錯(cuò)誤的:()

A.改善設(shè)備平衡

B.增加設(shè)備重量

C.優(yōu)化基礎(chǔ)結(jié)構(gòu)

D.定期潤(rùn)滑和維護(hù)

10.在連續(xù)搬運(yùn)設(shè)備振動(dòng)分析中,以下哪個(gè)參數(shù)不是評(píng)估振動(dòng)狀態(tài)的指標(biāo):()

A.振幅

B.頻率

C.相位

D.溫度

11.連續(xù)搬運(yùn)設(shè)備振動(dòng)控制中,以下哪種方法不屬于主動(dòng)控制:()

A.振動(dòng)源隔離

B.振動(dòng)吸收

C.動(dòng)力吸振器

D.自動(dòng)調(diào)節(jié)轉(zhuǎn)速

12.以下哪種因素可能導(dǎo)致連續(xù)搬運(yùn)設(shè)備振動(dòng)加?。?)

A.隔振材料性能提高

B.設(shè)備運(yùn)行速度降低

C.工作環(huán)境溫度下降

D.設(shè)備負(fù)載增大

13.在連續(xù)搬運(yùn)設(shè)備振動(dòng)控制中,阻尼器的主要作用是:()

A.減少設(shè)備振動(dòng)幅度

B.改變?cè)O(shè)備振動(dòng)頻率

C.降低設(shè)備運(yùn)行速度

D.增加設(shè)備共振頻率

14.以下哪項(xiàng)不是連續(xù)搬運(yùn)設(shè)備振動(dòng)的主要原因:()

A.電機(jī)故障

B.傳動(dòng)系統(tǒng)磨損

C.環(huán)境噪聲

D.設(shè)備結(jié)構(gòu)缺陷

15.關(guān)于振動(dòng)傳感器,以下哪項(xiàng)說(shuō)法是正確的:()

A.速度傳感器適用于高頻振動(dòng)測(cè)量

B.位移傳感器適用于低頻振動(dòng)測(cè)量

C.加速度傳感器適用于高頻振動(dòng)測(cè)量

D.壓力傳感器適用于振動(dòng)測(cè)量

16.以下哪種方法不適合用于減小連續(xù)搬運(yùn)設(shè)備振動(dòng):()

A.優(yōu)化設(shè)備結(jié)構(gòu)設(shè)計(jì)

B.增加設(shè)備運(yùn)行速度

C.選用合適的隔振材料

D.定期檢查和維護(hù)設(shè)備

17.在連續(xù)搬運(yùn)設(shè)備振動(dòng)控制中,以下哪種措施不屬于減振措施:()

A.增加設(shè)備阻尼

B.優(yōu)化設(shè)備基礎(chǔ)

C.提高設(shè)備運(yùn)行速度

D.改善設(shè)備平衡

18.關(guān)于連續(xù)搬運(yùn)設(shè)備振動(dòng)控制,以下哪項(xiàng)說(shuō)法是錯(cuò)誤的:()

A.振動(dòng)控制可以降低設(shè)備的維修成本

B.振動(dòng)控制可以提高設(shè)備的工作效率

C.振動(dòng)控制可以減少設(shè)備的停機(jī)時(shí)間

D.振動(dòng)控制會(huì)增加設(shè)備的能耗

19.在連續(xù)搬運(yùn)設(shè)備振動(dòng)分析中,以下哪種方法主要用于識(shí)別設(shè)備故障:()

A.時(shí)域分析

B.頻譜分析

C.聲級(jí)分析

D.溫度分析

20.以下哪種設(shè)備不屬于連續(xù)搬運(yùn)設(shè)備:()

A.輸送帶

B.起重機(jī)

C.機(jī)器人

D.汽車(chē)生產(chǎn)線

(注:以下為空白答題區(qū)域,供考生填寫(xiě)答案。)

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