【多选题】
发生SGTR启动JDH系统后，当满足下列条件之一，JDH泵停运___
A. P1k <7.5MPa（H＝0.5MPa）
B. JDH泵启动信号存在，但稳压器液位>9.4m（H＝0.1m）
C. SGTR信号消失后，操纵员手动复位
D. KAA泵停运
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相关试题
【多选题】
下列属于CE11“地震时系统隔离”动作的是：___
A. 关闭蒸汽发生器主给水
B. 关闭LBA10-40AA501,101,102
C. 关闭LCU正常供应，即关闭LCU02,03AA103,LCU00AA101
D. 关闭SGC02向非抗震厂房的供给
【多选题】
关于安全壳一级隔离的说法哪些是正确的：___
A. 安全壳内压力大于0.105MPa，信号消失后即可复位
B. 安全壳内放射性水平大于Max1，信号保持10min后可复位
C. 操纵员手动触发，可以立即复位
【多选题】
触发安全壳一级隔离的命令有：___
A. 安全壳内压力大于0.105MPa
B. 安全壳内放射性水平大于Max1
C. 安全壳内放射性水平大于Max2
D. 操纵员手动触发
【多选题】
SGTR后，在开启非事故蒸汽发生器大气释放阀信号消失的前提下，何时将其转为维持压力工况___
A. 一回路压力小于7.9Mpa
B. 手动
C. 蒸汽发生器压力低于4.9Mpa
D. 蒸汽发生器压力低于5.0Mpa
【多选题】
CD15保护动作的结果是___
A. 启动JDH泵对堆芯应急注硼
B. 发信号至DC11,DC12，启动KAA,PEB
C. 停运JEF电加热器
D. 关闭KBA60AA110和KBA69AA101
【多选题】
关于发生SGTR时蒸汽发生器的隔离的说法哪些是正确的___
A. 关闭所有蒸汽发生器的汽侧阀门LBA10、20、30、40AA501，101，102
B. 关闭事故蒸汽发生器的大气释放阀LBU10（20，30，40）201和前置隔离阀LBU10（20，30，40）AA101
C. 关闭事故蒸汽发生器排污阀门LCQ15（25，35，45）AA801、802；LCQ16（26，36，46）AA801、802
D. 关闭事故蒸汽发生器给水阀门LAB10（20，30，40）AA111、113、801
【多选题】
CB12安全壳二级隔离时，将安全壳隔离阀分成四组，分别为：___
A. 无延时关闭a组
B. 延时11秒关闭a组
C. 无延时关闭b组
D. 延时11秒关闭b组
【多选题】
CD15发生SGTR时强制降低一回路压力 功能完成准则为___
A. JDH至少两列运行
B. 向稳压器汽空间喷淋的JDH水流量不低于8Kg/S
C. 硼酸浓度不低于40g/l
D. 降低一回路压力到7.5兆帕
【多选题】
触发CD21(切除相应环路主泵)信号有___
A. 隔离故障蒸汽发生器水侧信号（CD12）
B. SGTR隔离信号（CD13）
C. 一回路热腿温度大于260℃时，误关闭主蒸汽快速隔离阀
D. 一回路热腿温度大于260℃时，单台SG液位低于正常液位0.5m，并且没有两台SG液位低于正常液位0.3m。
【多选题】
发生SGTR启动JDH系统后，JDH泵何时切除___
A. 一回路压力小于7.9MPa
B. SGTR信号消失后，操纵员手动复位
C. JDH泵启动信号存在，但稳压器液位超过9.4m
D. 一回路压力小于7.5MPa
【多选题】
当安全壳一级隔离CB11动作时，动作命令有___
A. 关闭KLD10AA801~804
B. 关闭KLD20AA801~804
C. 关闭KTF40AA801
D. 关闭KTF60AA801,802
【多选题】
下列属于CE11“地震时系统隔离”动作的是___
A. 关闭LBA10-40AA501,101,102
B. 关闭SG排污LCQ15,16AA801,802
C. 关闭一回路下泄阀门KBA11,12AA101,102
D. 关闭所有安全壳隔离阀
【多选题】
触发化学喷淋的信号有___
A. 安全壳内压力和放射性水平分别大于0.129MPa和Max2
B. 不是由于二回路导致的安全壳压力大于0.167MPa
C. 操纵员手动触发
【多选题】
复位化学喷淋的信号有___
A. 安全壳内压力小于0.09MPa
B. 触发化学喷淋信号25min后
C. 操纵员手动触发
【多选题】
CB12动作后，关于信号复位描述正确的包括___
A. 事故信号持续30min后，才能复位2a组
B. 事故触发信号消失后，才能复位2b组
C. 事故触发信号消失后，才能复位2a组
D. 事故信号持续30min后，才能复位2b组
【多选题】
启动BD11保护信号有（与门）___
A. 蒸汽发生器液位低于正常液位0.9m
B. 任一环路热段温度大于150
C. 没有隔离故障蒸汽发生器水侧信号CD12
D. 蒸汽发生器液位低于正常液位0.65m
【多选题】
事故情况下启动辅助给水泵，自动打开的阀门有___
A. LAB10-40AA111
B. LAH30AA101（高加后）
C. LAH31AA101（高加前）
D. LAB10-40AA113
【多选题】
下列蒸汽发生器液位相关逻辑正确的有：___
A. 当汽轮机主汽门打开，蒸汽发生器液位高于设定值 0.15 m，关闭蒸汽发生器液位调节阀门LAB10（20，30，40）AA211、212。
B. 当蒸汽发生器液位高于设定值 0.3 m，关闭液位调节阀门前的截止阀LAB10（20，30，40）AA111、113和隔离阀门LAB10(20,30,40)AA801。
C. 当蒸汽发生器的液位下降到比正常液位高 0.08m 时，重新打开液位调节阀门前的截止阀LAB10（20，30，40）AA111、113和隔离阀门LAB10（20，30，40）AA801。
D. 当一回路任意热段温度大于260℃时，蒸汽发生器液位高于正常液位 0.45m ;或者当出现任意停堆跳堆信号时，汽轮机保护跳闸。
【多选题】
关闭蒸汽发生器排污阀门（BD22）的信号有：___
A. 蒸汽发生器液位低于正常液位300mm；
B. 反应堆功率小于额定功率的30％；
C. 一回路温度大于150℃；
D. 蒸汽发生器排污系统扩容箱液位大于0.62m。
【多选题】
关于BE24保护描述正确的是___
A. 保护中涉及到得阀门是通过硬接线方式与后备盘连接的；
B. 只能在后备盘中操作JEF15AA101,102或KTB20AA103,113,123；
C. OM画面上也能操作JEF15AA101,102或KTB20AA103,113,123；
D. 该保护的目的是紧急情况下给一回路降压；
【多选题】
关于BE25保护描述正确的是___
A. 触发信号是反应堆上部压力大于18.6MPa，且两个热腿冷却剂温度大于278℃。
B. 会启动辅助给水泵
C. 开启LAB10-40AA113/212
D. 切除汽机
【多选题】
DA21信号动作后逻辑顺序如下_________
A. BDA（BDC）电压<2.52KV延时2秒
B. 根据分级启动程序投入用户
C. 当柴油机转速>1000rpm&柴油发电机出口电压>6.3KV时合Q5
D. 断开Q3,Q4并且启动相应通道的机组柴油机
【多选题】
AB22――第二类预保护PP1触发条件_________
A. 工作量程测得的中子通量变化周期小于40s
B. 工作量程测得的中子通量密度超过允许值1.5%
C. 堆芯上部压力大于16.2MPa
D. 单束控制棒落入堆芯（&没有APP信号）
【多选题】
可能引起反应堆功率限制AB24动作的事件有_________
A. 切除主泵
B. 汽轮机主蒸汽阀关闭
C. 失去正常给水
D. 误稀释导致功率上升
【判断题】
BA11动作后会打开JNK10/40AA101/102，防止JNK水箱出现负压现象
【判断题】
当操纵员从后备盘手动触发BA11功能时，相应通道的KAA并不会自动启动
【判断题】
手动触发BA11、BA12时，随时均可在后备盘进行复位
【判断题】
二回路的破口造成安区壳内压力升高不触发BA11
【判断题】
BA13动作，转地坑运行后，一回路压力>2.0MPa，会停运JNG10-40AP001
【判断题】
当低压安注转地坑运行之后，低压安注再循环管线阀门将被关闭。低压安注泵的压头为1.5MPa，如果堆芯上部压力大于2.0MPa，将不能保证泵的最小工作流量，这样将会造成泵体损伤，所以要停泵
【判断题】
一回路小于280℃后，BA21中稳压器液位定值为5.1米
【判断题】
AA15与BA21中稳压器液位定值是根据一回路平均温度计算的，且计算方法完全一致
【判断题】
来自KBA的一回路冷却剂补偿（BA21）触发的前提是一回路热段温度大于150℃
【判断题】
当BA21动作，启动KBA20AP001时，向堆芯注入的是16g硼
【判断题】
BBA-BBD母线(4v4)电压小于2.52KV，延时60秒,触发BB12
【判断题】
BB21有下列保护：“当一回路饱和温度与一回路任一环路冷段温度之差小于 15 ℃时切除所有主泵”
【判断题】
BC22（SG液位高隔离给水）采用的是宽量程的蒸发器液位信号
【判断题】
BC22中蒸汽发生器液位高于正常值0.2m时，关闭LAB10（20，30，40）AA211/212的两个闭锁条件分别是cooldown 或者 高压缸汽门关闭（2v4，保持40秒）
【判断题】
BC22中，当SG液位值（第2最小值）上升超过2.65m后如果再降到2.6m以下将发90秒脉冲开启相应SG的LAB*0AA111,113,801
【判断题】
ATWS的触发信号为：停堆4s后ΔN（ΔN=Ncurr－Ntrip×0.08）>2％Nnom。在停堆前反应堆功率低于 2.174% Nnom 时，ATWS是不会被自动触发.
推荐试题
【单选题】
Chinese Mandarin (普通话) is ___ for foreigners to learn because the changes in the tone will totally change the meaning of words.
A. difficult
B. accessible
C. competitive
D. easy
【单选题】
Take action on those things that will have the biggest ___ impact on your life with the least amount of effort.
A. portable
B. positive
C. sophisticated
D. moderate
【单选题】
The adoption of this measure will greatly reduce the ___ of greenhouse gas emissions (排放物), which may help slow global warming.
A. loan
B. decline
C. release
D. response
【单选题】
I think I have a healthy lifestyle. I eat a lot of fruit and vegetables, and I’m a ___ drinker.
A. moderate
B. heavy
C. gradual
D. delicate
【单选题】
In a way the human race needs to improve its mental and physical qualities if it is to deal with the more and more ___ world and meet new challenges.
A. typical
B. complex
C. rational
D. orderly
【单选题】
If a person simply does not care about this activity, it’s ___ impossible to get him to participate.
A. barely
B. seldom
C. hardly
D. practically
【单选题】
Sometimes, even when the mind ___ functioning, the body keeps on working normally.
A. ceases
B. arouses
C. regulates
D. specializes
【单选题】
Jeffery expressed his ___ about the health and fitness of his co-workers, but they said they didn’t want to “waste time” on an exercise bike or jogging.
A. agony
B. concern
C. addiction
D. feedback
【单选题】
Such chemicals are indeed negatively ___ those humans to whom they are expose D.
A. risking
B. detecting
C. impacting
D. overwhelming
【单选题】
We regret for selling you the faulty product, and our company has agreed to ___ you by $500.
A. match
B. reverse
C. reward
D. compensate
【单选题】
This lecture taught me how to manage my time better to include my online studies in my busy ___.
A. schedule
B. outline
C. structure
D. responsibility
【单选题】
Generally speaking, an Irish person will not accept an offer straight away; he will ___ once or twice first before accepting it.
A. receive
B. decline
C. summarize
D. polish
【单选题】
There is every possibility that many species (物种) of animals will die out because of their disappearing food ___.
A. mode
B. source
C. pattern
D. foundation
【单选题】
As a college student, you should enjoy learning and get yourself ___ in those things that interest you.
A. concerned
B. devoted
C. involved
D. pursued
【单选题】
The name of Hitler (希特勒) has always been associated with war and ___ killing in the minds of those people who lived through World War Two.
A. imaginary
B. multiple
C. indispensable
D. massive
【单选题】
He works hard every day to make more money, but he ___ his health, time with his family, and the hobbies he once love D.
A. neglects
B. reminds
C. ceases
D. Declines
【单选题】
I asked a passenger sitting beside me if our train was the Westlake Express train, and he said he ___ of it.
A. not even heard
B. had not even heard
C. even not heard
D. ever had not heard
【单选题】
Whatever you say in the paper has to ___ your own thinking; hence simply repeating the professor’s opinions or whatever is in the readings will not get you very far.
A. ignore
B. arouse
C. reflect
D. release
【单选题】
We are sorry to know that they did not succeed ___ the project for lack of necessary funds.
A. to fulfill
B. to have fulfilled
C. in fulfilling
D. with fulfilling
【单选题】
It is surprising that fewer students were prepared to undertake the ___ to hand in written work on a regular basis, or to study over long periods.
A. engagement
B. commitment
C. authority
D. aspiration
【单选题】
Emily felt hurt and ___ by a close friend who had borrowed a considerable sum of money to pay for a house and then took it as a gift, never thinking of giving back the money.
A. conflicted
B. curbed
C. swollen
D. betrayed
【单选题】
In 1988 the old system was ___ in the country and a new system was introduced to take effect in 1990.
A. transmitted
B. abolished
C. assumed
D. compensated
【单选题】
We should not ___ ourselves to the classroom. We should go out of the classroom, see the world and talk to others as much as we can.
A. entertain
B. confine
C. assign
D. involve
【单选题】
I have always been grateful ___ Fred __the generous and helpful information when I was at the crossroads.
A. to … for
B. to … with
C. for … with
D. for … to
【单选题】
I think we both need to ___ the past, be happy about what we had for a time, learn from our experiences, and move on from there.
A. let go of
B. give authority to
C. make sense of
D. keep up with
【单选题】
My brother and I managed to ___ with each other and we soon made peace after a week’s quarrel.
A. heal
B. reconcile
C. respond
D. advocate
【单选题】
The two robbers in a stolen car tried to ___ a police roadblock (路障), but faile D.
A. break in
B. break off
C. break up
D. break through
【单选题】
Because of his long illness, Lee’s English level had dropped, but he was determined to ___ the other students by working harder.
A. put up with
B. catch up with
C. get along with
D. fill up with
【单选题】
We appreciate your efforts in making changes in your schedule and think that this new arrangement is now ___ to us.
A. agreeable
B. sustainable
C. portable
D. indispensable
【单选题】
The woman who died in a car crash last Saturday in the suburbs has been ___ as Kate Johnson, a 25-year-old office clerk.
A. justified
B. identified
C. notified
D. classified
【单选题】
My nephew failed in the College Entrance Examination, and we were all very sorry that he did not ___ to the university.
A. take it
B. get it
C. make it
D. succeed it
【单选题】
Almost half of that group will experience stress ___ enough to call for professional help.
A. tense
B. moderate
C. bearable
D. intense
【单选题】
If you grow too fast your entire economy could completely shut down and bring growth to a(n) ___.
A. halt
B. cease
C. peak
D. epidemic
【单选题】
I tried my best to drive inside in order to avoid the edges that might make me ___ the steep slope.
A. slip down
B. settle down
C. bring down
D. turn down
【单选题】
When the driver heard that there was a bomb on the bus, he immediately ___ to the side of the highway and radioed the police.
A. put out
B. took off
C. pulled over
D. slipped off
【单选题】
She was very ___ to become a manager in our customers’ office, but finally accepted our offer.
A. eager
B. intelligent
C. ridiculous
D. reluctant
【单选题】
In the race, it looked as if he would be the first, but then another young man who was close behind him put on speed and ___ by a few seconds.
A. beat him for it
B. beat him to it
C. beat him up
D. beat it to him
【单选题】
It is really helpful to have someone like you that we can ___ and count on during difficult times.
A. lean on
B. get to
C. hang on
D. get by
【单选题】
Women have a greater ability to ___ names with faces than men do, and they are also better at recalling lists.
A. associate
B. compare
C. engage
D. involve
【单选题】
He was always ready to help others and managed to ___ his friends ____being hurt.
A. expose … to
B. confine …to
C. restrict … from
D. shield … from
