Synthesis reaction system for hydrocarbon compound, and method of removing powdered catalyst particles
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-008/00
B01D-039/10
C10G-002/00
출원번호
US-0736108
(2009-03-12)
등록번호
US-9162170
(2015-10-20)
우선권정보
JP-2008-066154 (2008-03-14)
국제출원번호
PCT/JP2009/054759
(2009-03-12)
§371/§102 date
20101105
(20101105)
국제공개번호
WO2009/113613
(2009-09-17)
발명자
/ 주소
Onishi, Yasuhiro
Kato, Yuzuru
Murata, Atsushi
Yamada, Eiichi
출원인 / 주소
JAPAN OIL, GAS AND METALS NATIONAL CORPORATION
대리인 / 주소
Kenyon and Kenyon LLP
인용정보
피인용 횟수 :
0인용 특허 :
7
초록▼
A synthesis reaction system is provided with: a reactor which synthesizes a hydrocarbon compound by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and a slurry having solid catalyst particles suspended in liquid; a separator which separates the hydr
A synthesis reaction system is provided with: a reactor which synthesizes a hydrocarbon compound by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and a slurry having solid catalyst particles suspended in liquid; a separator which separates the hydrocarbon compound from the slurry; and a filtering device which filters the hydrocarbon compound extracted from the separator to trap powdered catalyst particles.
대표청구항▼
1. A synthesis reaction system for hydrocarbon compound, comprising: a reactor configured to synthesize a hydrocarbon compound by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and a slurry having solid catalyst particles suspended in liquid;a separ
1. A synthesis reaction system for hydrocarbon compound, comprising: a reactor configured to synthesize a hydrocarbon compound by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and a slurry having solid catalyst particles suspended in liquid;a separator configured to separate the hydrocarbon compound from the slurry;a plurality of filtering devices configured to filter the hydrocarbon compound extracted from the separator to trap powdered catalyst particles, and arranged in parallel, wherein each filtering device comprises a filtering vessel and one or more filters disposed inside the filtering vessel;a supply pipeline for supplying the hydrocarbon compound extracted from the separator to the plurality of filtering devices, the supply pipeline comprising a plurality of branch portions, each connecting the separator and one of the filtering devices, wherein each branch portion of the supply pipeline is provided with a valve which opens and closes the branch portion to individually switch supply of the hydrocarbon compound to each filtering device;a discharge pipeline connected to the plurality of filtering devices for discharging the hydrocarbon compound filtered by the one or more filters from the filtering vessel of each filtering device to the outside of the filtering vessel of each filtering device, the discharge pipeline comprising a plurality of branch portions, each connected to one of the filtering devices;a cleaning device comprising a cleaning fluid supply section and configured to remove from the one or more filters of the filtering vessel of each filtering device the powdered catalyst particles adhered to the one or more filters by supplying an inert gas from the cleaning fluid supply section to the filtering vessel through the one or more filters;a gas supply pipeline connected to the discharge pipeline for supplying the inert gas from the cleaning device, the gas supply pipeline comprising a plurality of branch portions, each of which is connected to a branch portion of the discharge pipeline for supplying the inert gas into the filtering vessel of each filtering device through the one or more filters;a gas discharge pipeline connected to an upper portion of the filtering vessel of each filtering device for discharging the inert gas supplied to the filtering vessel through the one or more filters from the filtering vessel, wherein the upper portion of the filtering vessel of each filtering device to which the gas discharge pipeline is connected is higher than one or more filters inside the filtering vessel; anda particle discharge pipeline connected to a lower end of the filtering vessel of each filtering device for discharging the powdered catalyst particles removed from the one or more filters from the filtering vessel,wherein the synthesis reaction system is configured such that while the hydrocarbon compound is filtered in one filtering device by opening the supply pipeline by the valve so that the one filtering device filters the hydrocarbon compound, the hydrocarbon compound is not filtered in at least one other filtering device by closing the supply pipeline by the valve and the one or more filters in at least one other filtering device are cleaned. 2. The synthesis reaction system for hydrocarbon compound according to claim 1, further comprising a differential pressure gauge configured to measure the differential pressure between the upstream and downstream of the plurality of filtering devices while the hydrocarbon compound has been filtered by the plurality of filtering devices. 3. The synthesis reaction system for hydrocarbon compound according to claim 1, wherein the filter is a sintered metal mesh filter obtained by overlapping and sintering a plurality of metal meshes, andthe diameter of holes formed in the sintered metal mesh filter is a mean particle diameter or less of the powdered catalyst particles. 4. The synthesis reaction system for hydrocarbon compound according to claim 1, wherein the filter is a sintered metal mesh filter obtained by overlapping and sintering a plurality of metal meshes, andthe diameter of holes formed in the sintered metal mesh filter is greater than 0 μm and equal to or less than 10 μm. 5. The synthesis reaction system for hydrocarbon compound according to claim 1, which is configured such that the hydrocarbon compound is passed through the filter in a pre-determined direction to trap powdered catalyst particles, andthe cleaning fluid is passed through the filter in a direction opposite to the predetermined direction to remove the powdered catalyst particles from the filter. 6. The synthesis reaction system for hydrocarbon compound according to claim 5, wherein a plurality of the filters are arranged in parallel to a direction in which the hydrocarbon compound is passed through, and whereinwhen a filtering operation of the hydrocarbon compound is performed by one of the filters, the cleaning of the other of the filters is simultaneously performed. 7. The synthesis reaction system for hydrocarbon compound according to claim 5, further comprising a differential pressure gauge for measuring the differential pressure between upstream and downstream of the plurality of filtering devices while the hydrocarbon compound has been filtered by the plurality of filtering devices, whereinwhen a measurement result of the differential pressure by the differential pressure gauge is a pre-determined threshold value or more, the filter is switched to cleaning operation from filtering operation. 8. The synthesis reaction system for hydrocarbon compound according to claim 1, wherein each branch portion of the gas supply pipeline is provided with a valve configured to selectively open and close the branch portion of the gas supply pipeline to individually switch the supply of the inert gas to each filtering device. 9. A powdered catalyst particles removing method performed after extracting a hydrocarbon compound from a slurry with the synthesis reaction system according to claim 1, the hydrocarbon compound being synthesized by a chemical reaction of a synthesis gas including hydrogen and carbon monoxide as main components, and the slurry having solid catalyst particles suspended in liquid, the removing method comprising: a filtering step of making the hydrocarbon compound pass through the filters of the filtering vessel of each filtering device in a predetermined direction to trap powdered catalyst particles, anda cleaning step of making a cleaning fluid pass through the filters in a direction opposite to the predetermined direction to remove the powdered catalyst particles from the filters, whereinwhile the hydrocarbon compound is filtered in one filtering device by opening each supply pipeline by the valve so that the one filtering device filters the hydrocarbon compound, the hydrocarbon compound is not filtered in at least one other filtering device by closing the supply pipeline by the valve and the one or more filters in at least one other filtering device are cleaned. 10. The method of removing powdered catalyst particles according to claim 9, wherein the differential pressure between the pressure of the hydrocarbon compound before flowing into the filter which carries out the filtering step and the pressure of the hydrocarbon compound which has been filtered and discharged from the filter is measured, andwhen a measurement result of the differential pressure becomes a predetermined threshold value or more, a step to be carried out in the filter is switched to the cleaning step from the filtering step. 11. The method of removing powdered catalyst particles according to claim 10, wherein the threshold value is greater than 0 kPa and equal to or less than 150 kPa.
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