[Q&A] Catalytic Coking Reformate Blending Version 20170902

2017-09-02 View Original

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What are the operating steps for a coke tower? Answer: 1. Preparation for the new tower: (1) Expelling air, pressure testing, preheating; (2) Preheating with gas; (3) Switching to the new tower. 2. Treatment of the old tower: (1) Light blowing; (2) Heavy blowing; (3) Cooling the coke with water; (4) Draining water. http://bbs.hcbbs.com/static/image/hrline/1.gif http://bbs.hcbbs.com/static/image/hrline/2.gif The answers will be announced automatically in two days. Petrochemical Section—“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 coal chemical industry in 2017: http://bbs.hcbbs.com/thread-1786290-1-1.html [Daily Question] Summary post on catalyst-based coking and reformed oil blending in 2017: http://bbs.hcbbs.com/thread-1811219-1-1.html [Q&A] Summary post on catalyst-based coking and reformed oil blending in 2017: http://bbs.hcbbs.com/thread-1826018-1-1.html

Reply #2 2017-09-02

1. Preparation of the new tower: air expulsion, pressure testing, preheating； Gas preheating ； Tower replacement 2, treatment of the old tower: light blowing ； Heavy blowing ； Feed water for cooling coke ； Let it out.

Reply #3 2017-09-02

(1) Air expulsion, pressure testing, preheating (2) Gas preheating (3) Tower replacement

Reply #4 2017-09-02

(1) Air expulsion, pressure testing, preheating (2) Gas preheating (3) Tower replacement

Reply #5 2017-09-02

Pressure testing, heating the tower, shutting down the tower, blowing steam at different pressures, filling with water, shutting down the coke burner

Reply #6 2017-09-02

1. Air expulsion 2. Pressure testing 3. Steam preheating 4. Oil and gas preheating 5. Tower replacement operation 6. Treatment of the old tower: (1) Light steam injection (2) Heavy steam injection (3) Cooling the coke with water (4) Water drainage 7. Coke removal

Reply #7 2017-09-02

(1) Air expulsion, pressure testing, preheating (2) Gas preheating (3) Tower replacement

Reply #8 2017-09-02

Preheat； Cut the four-way connector ； Small steam supply ； Large steam supply ； Small water supply ； Large water supply ； Water injection for coking removal

Reply #9 2017-09-02

(1) Air expulsion, pressure testing, preheating (2) Gas preheating (3) Tower replacement

Reply #10 2017-09-02

(1) Air expulsion, pressure testing, preheating (2) Gas preheating (3) Tower replacement

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