【Daily Question】Sulfur Technical Edition, July 19, 2017
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To increase the popularity of this section, a daily quiz campaign has been launched. The goal of this campaign is: “Learn a little bit every day, and make significant progress over ten days.” I hope everyone will participate actively; by learning and making progress, you can also easily bring wealth home :) . Participation: Prize of 5 Wealth ； Correct answer: Reward of 10 wealth points ； Note: Questions from the same day will receive full feedback if answered on the same day; answers given the next day will earn 5-8 wealth points. This post is valid for 48 hours. Multiple-choice question: Which of the following is the incorrect operation when introducing circulating water into the heat exchange equipment? ( ) A. Open the vent valve before the outlet of the heat exchange equipment to remove air from the pipes and the equipment itself. B. It’s better to introduce the circulating water slowly. C. Introduce the medium first, and then the circulating water. D. First, blow out any debris inside the heat exchange equipment using the circulating water. Answer: C. Petrochemical sector – “Creative Ideas for Energy Saving” campaign (the second phase is currently in progress): http://bbs.hcbbs.com/thread-1666758-1-1.html. “My Technical Upgrades in the Coal Chemical Industry” in 2017: http://bbs.hcbbs.com/thread-1786290-1-1.html
C. Introduce the medium first, then the circulating water
The incorrect operation when introducing circulating water to the heat exchange equipment is ( C ). A: Opening the vent valve before the outlet of the heat exchange equipment to remove air from the pipes and within the equipment. B: It is better to introduce the circulating water as slowly as possible. C: Introducing the medium first and then the circulating water. D: First removing any debris from inside the heat exchange equipment using circulating water