IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0568888
(2012-08-07)
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등록번호 |
US-8734566
(2014-05-27)
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발명자
/ 주소 |
- Hassan, Abbas
- Anthony, Rayford G.
- Hassan, Aziz
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
12 |
초록
▼
Herein disclosed is an apparatus that includes a porous rotor positioned about an axis of rotation and surrounding an interior space wherein the porous rotor comprises sintered metal or ceramic; an outer casing, wherein the outer casing and the porous rotor are separated by an annular space; and a m
Herein disclosed is an apparatus that includes a porous rotor positioned about an axis of rotation and surrounding an interior space wherein the porous rotor comprises sintered metal or ceramic; an outer casing, wherein the outer casing and the porous rotor are separated by an annular space; and a motor configured for rotating the porous rotor about the axis of rotation.
대표청구항
▼
1. A method of separating a feed gas into a first fraction and a second fraction, the method comprising: introducing the feed gas into a gas centrifuge, wherein the gas centrifuge comprises: a rotor symmetrically positioned about an axis of rotation, wherein an inner wall of the rotor surrounds an i
1. A method of separating a feed gas into a first fraction and a second fraction, the method comprising: introducing the feed gas into a gas centrifuge, wherein the gas centrifuge comprises: a rotor symmetrically positioned about an axis of rotation, wherein an inner wall of the rotor surrounds an interior space,a stationary outer casing enclosing the rotor, whereby an annular space is provided between an outer wall of the rotor and the stationary outer casing;a stationary porous tube centered on the axis of rotation and extending the entire length of the interior space, wherein the stationary porous tube is fluidly connected with a light gas outlet line at a top thereof; anda feed gas inlet cylinder extending through a top of and a distance into the rotor, and surrounding a length of the stationary porous tube.rotating the rotor about the axis of rotation, whereby heavy molecules of the feed gas are forced toward the inner wall of the rotor; andextracting at least a portion of the first fraction from the interior space through the stationary porous tube, and extracting at least a portion of the second fraction from the interior space, wherein the first fraction comprises one or more components of the feed gas having a molecular weight below a cutpoint size, and wherein the second fraction comprises one or more components of the feed gas having a molecular weight above the cutpoint size. 2. The method of claim 1, wherein the rotor is permeable to gas, and wherein extracting the second fraction from the interior space further comprises passing the second fraction through the permeable rotor and thus into the annular space. 3. The method of claim 1 further comprising assisting extraction of the first fraction via application of vacuum via a pump positioned in the light gas outlet line. 4. The method of claim 3, wherein rotating the rotor about the axis of rotation provides a rotational frequency of at least 7,500 RPM. 5. The method of claim 1, wherein the stationary porous tube has an average pore size exclusive of particles above the cutpoint size, such that the first fraction can pass therethrough, while the second fraction cannot. 6. The method of claim 2, wherein the permeable rotor comprises sintered metal. 7. A method of separating a feed gas into a first fraction and a second fraction, the method comprising: introducing the feed gas into a gas centrifuge, wherein the gas centrifuge comprises: a rotor symmetrically positioned about an axis of rotation, wherein an inner wall of the rotor surrounds an interior space,a stationary outer casing enclosing the rotor, whereby an annular space is provided between an outer wall of the rotor and the stationary outer casing;a sintered metal tube centered on the axis of rotation and extending the entire length of the rotor, wherein the sintered metal tube is fluidly connected with a light gas outlet line at a top thereof;a feed gas inlet cylinder extending through a top of and a distance into the rotor, and surrounding a length of the sintered metal tube;rotating the rotor about the axis of rotation, whereby heavy molecules of the feed gas are forced toward the inner wall of the rotor; andextracting at least a portion of the first fraction from the interior space, and extracting at least a portion of the second fraction from the interior space;wherein the first fraction comprises one or more components of the feed gas having a molecular weight below a cutpoint size, and wherein the second fraction comprises one or more components of the feed gas having a molecular weight above the cutpoint size; and wherein extracting the at least a portion of the first fraction from the interior space comprises extracting the at least a portion through the sintered metal tube and out the light gas outlet line. 8. The method of claim 7, wherein the rotor is permeable to gas, and wherein extracting the at least a portion of the second fraction from the interior space further comprises passing the at least a portion of the second fraction through the permeable rotor and into the annular space, and extracting the at least a portion of the second fraction from the annular space via a heavy gas outlet extending through a lower portion of the outer casing and a horizontal distance into the annular space. 9. The method of claim 7, wherein the gas centrifuge further comprises a heavy gas outlet, wherein the heavy gas outlet enters the interior space proximal the axis of rotation, and extends horizontally to a position proximal the inner wall of the rotor, and wherein extracting the at least a portion of the second fraction from the interior space further comprises passing the at least a portion of the second fraction through the heavy gas outlet. 10. The method of claim 7, wherein the first fraction comprises uranium-235, and wherein the second fraction comprises uranium-238. 11. The method of claim 2 further comprising extracting the at least a portion of the second fraction from the annular space via a heavy gas outlet extending through a lower portion of the outer casing and a horizontal distance into the annular space. 12. The method of claim 11 further comprising assisting extraction of the second fraction via a pump positioned in the heavy gas outlet. 13. The method of claim 1, wherein the gas centrifuge further comprises a heavy gas outlet, wherein the heavy gas outlet enters the interior space proximal the axis of rotation, and extends horizontally to a position proximal the inner wall of the rotor, and wherein extracting the at least a portion of the second fraction from the interior space further comprises passing the at least a portion of the second fraction through the heavy gas outlet. 14. The method of claim 1 further comprising continuously introducing the feed gas into the gas centrifuge via the feed gas inlet cylinder and extracting the at least a first fraction from the gas centrifuge via the stationary porous tube and the light gas outlet line, while preventing removal of the second fraction; monitoring the composition of the gas within the interior space; and, when the gas within the interior space attains a desired concentration of the second fraction, discontinuing extraction of the first fraction, and extracting the second fraction. 15. The method of claim 14, wherein the rotor is permeable to gas, and wherein extracting the at least a portion of the second fraction from the interior space further comprises passing the at least a portion of the second fraction through the permeable rotor and thus into the annular space, and extracting the at least a portion of the second fraction from the annular space via a heavy gas outlet extending through a lower portion of the outer casing and a horizontal distance into the annular space. 16. The method of claim 15 further comprising assisting extraction of the second fraction via a pump positioned on the heavy gas outlet. 17. The method of claim 14, wherein the gas centrifuge further comprises a heavy gas outlet, wherein the heavy gas outlet enters the interior space proximal the axis of rotation, and extends horizontally to a position proximal the inner wall of the rotor, and wherein extracting the at least a portion of the second fraction from the interior space further comprises passing the at least a portion of the second fraction out the heavy gas outlet. 18. The method of claim 1, wherein the first fraction comprises uranium-235, and wherein the second fraction comprises uranium-238.
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