IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
UP-0292282
(2005-12-02)
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등록번호 |
US-7516626
(2009-07-01)
|
우선권정보 |
EP-04028681(2004-12-03); EP-04028682(2004-12-03); EP-04028683(2004-12-03) |
발명자
/ 주소 |
- Brox, Andreas
- Huppenberger, Markus
|
출원인 / 주소 |
|
대리인 / 주소 |
Millen, White, Zelano, Branigan, P.C.
|
인용정보 |
피인용 횟수 :
63 인용 특허 :
6 |
초록
▼
The apparatus is used to produce a product by low-temperature separation of a gas mixture, in particular air. It includes a direct contact cooler (3) for cooling the feed mixture, a purification apparatus (4) for purifying the cooled feed mixture and a low-temperature part (7). The low-temperature p
The apparatus is used to produce a product by low-temperature separation of a gas mixture, in particular air. It includes a direct contact cooler (3) for cooling the feed mixture, a purification apparatus (4) for purifying the cooled feed mixture and a low-temperature part (7). The low-temperature part (7) includes a main heat exchanger (8a) for cooling the purified feed mixture to approximately dewpoint temperature and a distillation column (9a) for low-temperature separation of the feed mixture. The direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) are arranged on one line (101).
대표청구항
▼
The invention claimed is: 1. Apparatus for producing a product by low-temperature separation of a gas mixture, having a direct contact cooler (3) for cooling the feed mixture, having a purification apparatus (4) in communication with the direct contact cooler for purifying the cooled feed mixture,
The invention claimed is: 1. Apparatus for producing a product by low-temperature separation of a gas mixture, having a direct contact cooler (3) for cooling the feed mixture, having a purification apparatus (4) in communication with the direct contact cooler for purifying the cooled feed mixture, and having a low-temperature part (7), which includes a main heat exchanger (8a) in communication with the purification apparatus for cooling the purified feed mixture to approximately its dewpoint temperature and a distillation column (9a) in communication with the main heat exchanger for low-temperature separation of the purified and cooled feed mixture, wherein the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) are spatially arranged on one horizontal straight line (101). 2. Apparatus according to claim 1, further comprising a feed gas compressor (2), connected upstream of the direct contact cooler (3), for compressing the feed mixture, the feed gas compressor (2), the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) being spatially arranged on one horizontal straight line (101). 3. Apparatus according to claim 1, further comprising a feed gas compressor (2), connected upstream of the direct contact cooler (3), for compressing the feed mixture, the drive shaft (11) of the feed gas compressor (2) running substantially perpendicular to the horizontal straight line (101) on which the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) are spatially arranged. 4. Apparatus according to claim 1, further comprising a feed gas compressor (2), connected upstream of the direct contact cooler (3), for compressing the feed mixture, the drive shaft of the feed gas compressor (2) running substantially parallel to the horizontal straight line (101) on which the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) are spatially arranged. 5. Apparatus according to claim 1, wherein the ratio of the extent of the smallest rectangle (102; 103) which encloses the base areas of the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) in the direction of a connecting straight line (101) between direct contact cooler (3) and low-temperature part (7) to the extent in the direction perpendicular to the first direction is greater than 1. 6. Apparatus according to claim 1, wherein the low-temperature part (7) includes a heat exchanger box (8), which contains at least one main heat exchanger, a rectification box (9), which contains at least one distillation column, a transition section (10), which is arranged between the heat exchanger box (8) and rectification box (9), and a turbine casing (16), which contains an expansion machine, the turbine casing (16) being connected to the transition section (10). 7. Apparatus according to claim 1, further comprising a feed mixture line (51, 52, 53, 54) for introducing feed mixture into the main heat exchanger and a product line (105, 106) for extracting the product stream from the main heat exchanger, wherein the feed mixture line (54) and the product line (104, 105) run substantially parallel to a main orientation axis (101) and are arranged on opposite sides of the main heat exchanger. 8. Apparatus according to claim 7, further comprising a collection line (107, 108) into which the product line (104, 105) opens out at its end remote from the main heat exchanger, the collection line (107, 108) running substantially perpendicular to the main orientation axis (101). 9. Apparatus according to claim 8, wherein the collection line (107, 108) is arranged on a pipe bridge (109) or on the ground. 10. Apparatus according to claim 8, wherein the collection line is connected to a product line of one or more further low-temperature separation apparatuses. 11. Apparatus according to claim 8, wherein the collection line is connected to a storage tank for product. 12. Apparatus according to claim 7, wherein the main heat exchanger (8a) is designed exclusively as a recuperative heat exchanger. 13. Apparatus according to claim 1 further comprising a coolant circuit (61) for delivering coolant for the direct contact cooler, the coolant circuit having an evaporative cooler (15) for cooling coolant in direct heat exchange with a gas stream from the low-temperature part, wherein the ratio of the distance between evaporative cooler (15) and direct contact cooler (3) to the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at least 0.5. 14. Apparatus according to claim 13, wherein the ratio of the distance between evaporative cooler (15) and direct contact cooler (3) to the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at least 2. 15. Apparatus according to claim 13, wherein the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at most 20 m. 16. Apparatus according to claim 13, wherein the distance between evaporative cooler and direct contact cooler (3) is at least 10 m. 17. Apparatus according to claim 1, wherein the apparatus is for producing a product by low-temperature separation of air. 18. Apparatus according to claim 2, wherein the ratio of the extent of the smallest rectangle (102; 103) which encloses the base areas of the direct contact cooler (3), the purification apparatus (4), the low-temperature part (7) and the feed gas compressor (2), in the direction of a connecting straight line (101) between direct contact cooler (3) and low-temperature part (7) to the extent in the direction perpendicular to the first direction is greater than 1. 19. Apparatus according to claim 3, wherein the ratio of the extent of the smallest rectangle (102; 103) which encloses the base areas of the direct contact cooler (3), the purification apparatus (4), the low-temperature part (7) and the feed gas compressor (2), in the direction of a connecting straight line (101) between direct contact cooler (3) and low-temperature part (7) to the extent in the direction perpendicular to the first direction is greater than 1. 20. Apparatus according to claim 4, wherein the ratio of the extent of the smallest rectangle (102; 103) which encloses the base areas of the direct contact cooler (3), the purification apparatus (4), the low-temperature part (7) and the feed gas compressor (2), in the direction of a connecting straight line (101) between direct contact cooler (3) and low-temperature part (7) to the extent in the direction perpendicular to the first direction is greater than 1. 21. Apparatus according to claim 1, wherein the ratio of the extent of the smallest rectangle (102; 103) which encloses the base areas of the direct contact cooler (3), the purification apparatus (4) and the low-temperature part (7) in the direction of a connecting straight line (101) between direct contact cooler (3) and low-temperature part (7) to the extent in the direction perpendicular to the first direction is greater than 1.8. 22. Apparatus according to claim 1 further comprising a coolant circuit (61) for delivering coolant for the direct contact cooler, the coolant circuit having an evaporative cooler (15) for cooling coolant in direct heat exchange with a gas stream from the low-temperature part, wherein the ratio of the distance between evaporative cooler (15) and direct contact cooler (3) to the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at least 1.0. 23. Apparatus according to claim 13, wherein the ratio of the distance between evaporative cooler (15) and direct contact cooler (3) to the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at least 4. 24. Apparatus according to claim 13, wherein the distance (104) between evaporative cooler (15) and main heat exchanger (8a) is at most 10 m. 25. Apparatus according to claim 13, wherein the distance between evaporative cooler and direct contact cooler (3) is at least 25 m. 26. Apparatus according to claim 1, wherein the apparatus has a feed gas throughput of 50 000 m3/h (s.t.p.) or more. 27. Apparatus according to claim 1, wherein the apparatus has a feed gas throughput of 300 000 m3/h (s.t.p.) or more.
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