问题 问答题 简答题

汽包锅炉强制冷却的基本原则有那些?

答案

参考答案:

1.在保证汽包壁温差不超过40℃的情况下,进行补放水的串水冷却,在锅炉串水冷却的过程中应注意控制汽包的上水量与放水量,防止汽包满水溢入过热器中。

2.若汽包各点壁温差<28℃时,保持锅炉所有的风、烟挡板在开启状态,打开吸风机动叶,进行自然通风冷却。

3.如需锅炉加快冷却时,锅炉灭火4小时后,若汽包各点壁温差<28℃时,可以开启吸风机,维持炉膛负压-150—-200Pa,进行强制通风冷却。

4.当锅炉转向室烟温降至60℃以下时,停止吸、送风机的运行,关闭所有烟风道挡板。

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Shakespeare’s Globe Theatre and Exhibition Tour
Overview
Shakespeare's Globe Exhibition is the world's largest exhibition devoted to Shakespeare. Located beneath the reconstructed Globe Theatre on London's Bankside, the exhibition explores the remarkable story of the Globe, and brings Shakespeare's world to life using a range of interactive displays and live demonstrations.
Highlights
Tour the reconstructed Globe Theatre and see how plays were staged in Shakespeare's day
All-day access to the interactive Globe Exhibition
Actors, recordings and interactive displays bring Shakespeare's world to life
Schedule
April 23 to October 9
9:00am to 5:00pm. On Monday, tours run all day. Tuesday to Saturday, last tour departs at 12:30pm and at 11:30am on Sunday due to performances taking place on these days.
October 10 to March 31
10:00am to 5:00pm.
Important note: Rehearsals(排练) will also take place throughout the Theatre Season. Please note that access to the Globe Theatre may be restricted and there may be occasions when the Globe tours are unable to run. When the Globe tours are not available, Rose or Bankside tours can be offered instead.
Additional info
Inclusions:  Entrance fee and all day access to Exhibition
Guided tour of Shakespeare's Globe Theatre (maximum 50 people)
Exclusions(不包含项目):  Hotel pickup and drop off
Food and drinks, unless specified
Pricing
Click the link below to check pricing & availability on your preferred travel date. Our pricing is constantly updated to ensure you always receive the lowest price possible - we 100% guarantee it. 

Theatre Tour and Exhibition
Shakespeare's Globe Theatre Tour and Exhibition
$22.34
Theatre Tour and Afternoon Tea
Shakespeare's Globe Theatre Tour and Exhibition plus Afternoon Tea at 3:00pm in the Swan Brasserie or Bar.
$62.89
小题1:The passage can be found ___________.
A.in a newspaperB.in a magazineC.on the InternetD.in a guidebook
小题2:In this Shakespeare’s Globe Theatre Tour, we can _________.
A.visit the original Globe Theatre
B.enjoy a British afternoon tea for free
C.experience Shakespeare’s world in an interactive way
D.visit the exhibition in the Globe Theatre
小题3:What is true about the tour according to the passage?
A.Rehearsals may affect the tour.
B.The pricing remains the same.
C.Performances take place throughout the year.
D.The opening hours are the same in May and in November.
小题4:If the Globe tours are unable to run, ________ will be offered instead.
A.a Shakespeare’s playB.afternoon tea
C.Rose or Bankside toursD.hotel pickup