问题 问答题 简答题

调度员在系统瓦解后必须立即采取果断措施处理,其处理原则是什么?

答案

参考答案:

调度员在系统瓦解后必须立即采取果断措施处理,其处理原则如下:

1.维持各独立运行的部分系统的正常运行,防止事故进一步扩大,有条件时尽快恢复对用户的供电、供热。

2.尽快恢复全停电厂的厂用电供电,使机组安全快速地与系统并列

3.尽快使解列的系统恢复同期并列,并迅速恢复向用户供电。

4.尽快调整系统运行方式.恢复主网架运行方式。

5.做好事故后的负荷预测,合理安排电源。

阅读理解

ARIZONA

Thunderbird Lodge in Canyon de Chelly

A one-night stay at the historic lodge starts at $59 for a single room and the lodge offers half-day tours of Canyon de Chelly ($41 for adults and $32 for children aged 12 and under)

Time: May. 31, 2009 ~ Nov. 1, 2009

Details: Hotel taxes are an additional 17.1 percent

Contact: 800/679-2473, tbirdlodge.com

CALIFORNIA

Zephyr Cove Resort at Lake Tahoe

A three-night stay in a lakeside cabin(小木屋) for two people, an Emerald Bay sightseeing for two, free

breakfast and lunch. Rates are $299 per couple --- saving of up to $400.

Details: Hotel taxes are included

Time: Through Dec.15, 2009

Contact: 800/234-8946, zephyrcove.com

NEVADA

Montelago Village at Lake Las Vegas

A one-night stay at the Mediterranean-stlye MontelLago Village, 17 miles from Las Vegas. Rates start at $65 per person including ice-skating fees and skate rentals.

Details: Hotel taxes are an additional 12 percent

Time: Nov. 17, 2009 ~ Jan. 15, 2010

Contact: 866/399-2753, monteLagovillage.com

YELLOWSTONE

Mammoth Hot Springs Hotel

A two-night stay, breakfast daily, full-day ski rental, unlimited ice-skating and skates and a book of Yellowstone photos. Rates start at $119 per person. A one-night stay at the hotel starts at $65.

Time: Jan.1, 2010 ~ May.2, 2010

Details: Hotel taxes are an additional 8 percent

Contact: 866/439-2473, travelyellowstone.com

1. If a couple and their 14-year-old son want to have a half-day tour of Canyon de Chelly on

    Oct.13, 2009, they should pay _______.

A. $114      

B. $123      

C. $177      

D. $189

2. If you are interested in ice-skating, you may find more information in _______.

A. tbirdlodge.com and zephyrcove. com   

B. monteLagovillage.com and tbirdlodge.com

C. zephyrcove.com and travelyellowstone.com

D. travelyellowstone.com and monteLagovillage.com

3. If you have a holiday in December, and intend to stay in a European-stlye hotel, you may go to ____.

A. Mammoth Hot Springs Hotel

B. Zephyr Cove Resort at Lake Tahoe

C. Montelago Village at Lake Las Vegas

D. Thunderbird Lodge in Canyon de Chelly

4.You needn't pay extra fees as hotel taxes if you stay in _______.

A. Mammoth Hot Springs Hotel

B. Zephyr Cove Resort at Lake Tahoe

C. Montelago Village at Lake Las Vegas

D. Thunderbird Lodge in Canyon de Chelly

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