JP2017501411A - 油中の低含水量の非破壊測定のための方法 - Google Patents
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Abstract
Description
Claims (20)
- 油中の微量の水の量を決定するための方法であって、前記方法が、
低含水流体の混合試料を取得するステップであって、前記低含水流体が、ある量の水とある量の油とを含み、前記混合試料中の前記量の水が、水滴として分布し、前記水滴が、ある平均直径を有する、取得するステップと、
測定試料を作製するために、前記混合試料の一部をキュベットに移送するステップであって、前記キュベットが、観察面に隣接するレーザ受光面を有し、前記キュベットの前記観察面が、遮蔽側面を形成するための不透明シートを有し、前記不透明シートが、スリットを有する、移送するステップと、
パルスレーザ光線をレーザ源から前記キュベットの前記レーザ受光面を通して伝達するステップと、
前記測定試料の蛍光スペクトルにおいて蛍光を誘起するステップであって、前記パルスレーザ光線が蛍光を誘起し、前記蛍光が、前記キュベットの前記遮蔽側面上の前記不透明シートにある前記スリットから放射する、誘起するステップと、
集光レンズを通して前記蛍光を収束させて前記蛍光を分光計に伝達するステップであって、前記集光レンズが、前記キュベットと前記分光計との間に配置され、前記分光計が、増感型電荷結合素子と連結した分光写真器を備える、収束させて伝達するステップと、
前記分光計で前記蛍光を測定するステップであって、
前記蛍光を前記分光写真器で分光するステップと、
前記蛍光を前記増感型電荷結合素子で増強するステップと、
を含む、測定するステップと、
を含む、油中の微量の水の量を決定するための方法。 - 請求項1に記載の方法であって、
前記レーザ源と前記キュベットの前記レーザ受光面との間に配置される障壁を提供するステップであって、前記障壁が固定開口部を画定する、障壁を提供するステップと、
前記キュベットの前記レーザ受光面を通して前記レーザを伝達する前に、前記固定開口部を通して前記パルスレーザを伝達するステップと、
をさらに含む、方法。 - 前記水滴の前記平均直径が、30μmと70μmとの間の範囲にある、請求項1または2に記載の方法。
- 前記パルスレーザ光線が、266nmの波長を有する、請求項1〜3のいずれかに記載の方法。
- 前記蛍光スペクトルが、280nmと450nmとの間の範囲にある、請求項1〜4のいずれかに記載の方法。
- 前記パルスレーザ光線が、20mJ/パルスのエネルギーで6ns/パルスの時間的なスパンのパルスを発する、請求項1〜5のいずれかに記載の方法。
- 前記スリットの幅が0.5mmである、請求項1〜6のいずれかに記載の方法。
- 前記スリットが、前記キュベットの縁部から4mmにある、請求項1〜7のいずれかに記載の方法。
- 前記油がジェット燃料である、請求項1〜8のいずれかに記載の方法。
- 請求項1〜9のいずれかに記載の方法であって、
前記低含水流体の試料を収集するステップと、
前記混合試料を作製するために、前記試料を混合するステップと、
をさらに含む、方法。 - 請求項1〜10のいずれかに記載の方法であって、
前記混合試料の異なる位置で前記混合試料から追加的な部分を採取するステップと、
前記分光計で前記追加的な部分の前記蛍光を測定するステップであって、前記追加的な部分の前記蛍光の前記測定によって、混合試料全体をマッピングすることができる、測定するステップと、
をさらに含む、方法。 - 請求項1に記載の方法を用いて油中の微量の水の量を決定するための装置であって、前記装置が、
レーザ受光面と観察面とを有するキュベットであって、前記キュベットが、低含水流体の混合試料を保持するように構成され、前記低含水流体が、ある量の水とある量の油とを含み前記混合試料中の前記量の水が、水滴として分布し、前記水滴が、ある平均直径を有する、キュベットと、
スリットを有する不透明シートであって、前記不透明シートが、前記キュベットの前記観察面の一部を通る蛍光の伝達を遮断するように構成され、前記スリットが、前記キュベットの前記観察面の一部を蛍光が通過できるように構成される、スリットを有する不透明シートと、
レーザ源であって、前記レーザ源が、パルスレーザ光線を、前記キュベットの前記レーザ受光面を通して導くように構成され、前記パルスレーザ光線が、前記混合試料の蛍光スペクトル内で蛍光を誘起するように構成される、レーザ源と、
集光レンズであって、前記集光レンズが、分光計に前記蛍光を集光および伝達するように構成され、前記分光計が、前記スリットを通過した前記蛍光を測定するように構成される、集光レンズと、
前記分光計であって、
前記蛍光を分光するように構成される分光写真器と、
前記蛍光を増強するように構成される増感型電荷結合素子と、
を備える、前記分光計と、
を備える、装置。 - 固定開口部を画定する障壁をさらに備え、前記固定開口部が、前記キュベットと前記レーザ源との間に配置され、前記固定開口部が、前記パルスレーザ光線の直径を小さくするように構成される、請求項12に記載の装置。
- 前記水滴の前記平均直径が、30μmと70μmとの間の範囲にある、請求項12または13に記載の装置。
- 前記パルスレーザ光線が、266nmの波長を有する、請求項12〜14のいずれかに記載の装置。
- 前記蛍光スペクトルが、280nmと450nmとの間の範囲にある、請求項12〜15のいずれかに記載の装置。
- 前記分光写真器が、前記集光レンズと前記増感型電荷結合素子との間に配置され、前記増感型電荷結合素子が、前記パルスレーザ光線と同期する、請求項12〜16のいずれかに記載の装置。
- 前記パルスレーザ光線が、20mJ/パルスのエネルギーで6ns/パルスの時間的なスパンのパルスを発する、請求項12〜17のいずれかに記載の装置。
- 前記スリットの幅が0.5mmである、請求項12〜18のいずれかに記載の装置。
- 前記スリットが、前記キュベットの縁部から4mmにある、請求項12〜19のいずれかに記載の装置。
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US14/132,093 | 2013-12-18 | ||
US14/132,093 US9869664B2 (en) | 2013-12-18 | 2013-12-18 | Method for non-intrusive measurement of low water content in oil |
PCT/US2014/070028 WO2015094972A1 (en) | 2013-12-18 | 2014-12-12 | Method for non-intrusive measurement of low water content in oil |
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JP (1) | JP6291583B2 (ja) |
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CN106062552B (zh) | 2018-08-17 |
US9869664B2 (en) | 2018-01-16 |
EP3084424A1 (en) | 2016-10-26 |
US20150168368A1 (en) | 2015-06-18 |
KR20160115917A (ko) | 2016-10-06 |
SA516371329B1 (ar) | 2021-04-04 |
KR101902666B1 (ko) | 2018-09-28 |
SG11201604585UA (en) | 2016-07-28 |
WO2015094972A1 (en) | 2015-06-25 |
CN106062552A (zh) | 2016-10-26 |
JP6291583B2 (ja) | 2018-03-14 |
US20180100845A1 (en) | 2018-04-12 |
EP3084424B1 (en) | 2021-03-24 |
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