JP6783771B2 - 近赤外分光法による原油のキャラクタリゼーション - Google Patents
近赤外分光法による原油のキャラクタリゼーション Download PDFInfo
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; Viscous liquids; Paints; Inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2823—Raw oil, drilling fluid or polyphasic mixtures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
Description
本出願は、2015年1月5日に出願された米国特許仮出願第62/099,704号明細書の利益を主張するものであり、その開示が参照により本明細書に組み込まれる。
式中:
DTは蒸留重量パーセントであり、KSD、X1SD、X2SD、X3SD、X4SD、X5SD、X6SD、X7SD、X8SDおよびX9SDは定数であり、DENはサンプルの密度(kg/L)であり、NIRWNはDTでの波数である。
0.8828Kg/lの密度を有するアラビアの中質原油のサンプルを近赤外分光法により分析した。波数範囲4,000〜12,821で得られたスペクトルデータを表3に示し、図1に28.8°のAPI比重を有するサンプルとして示した。サンプルの累積近赤外吸光度を近赤外分光データから計算して規格化した;補間法および/または数値法を以下の通り用いて、吸光度対波数の概略を得た:
5W%=1.2091*1e−4cm−1;10W%=1.1721*1e−4cm−1;20W%=1.0978*1e−4cm−1;30W%=1.0185*1e−4cm−1;40W%=0.9405*1e−4cm−1;50W%=0.8747*1e−4cm−1;60W%=0.8161*1e−4cm−1;70W%=0.7407*1e−4cm−1;80W%=0.6268*1e−4cm−1
KSD=3.74721865E+04
X1SD=5.72117464E+04
X2SD=4.50736562E+04
X3SD=5.83590589E+03
X4SD=1.79172881E+04
X5SD=1.18035802E+05
X6SD=3.99969439E+02
X7SD=2.37278141E+04
X8SD=3.18900766E+03
X9SD=5.63368697E+04
Claims (20)
- 近赤外分光データに基づいて、所与の蒸留重量パーセントに対する模擬蒸留温度を油サンプルに与えるためのシステムであって:
計算モジュール、ならびに前記油サンプルの所定の波数範囲内で検出されたピークの吸光度値を示す近赤外分光データを含むデータを格納する不揮発性メモリデバイスと;
前記メモリに結合されているプロセッサと;
吸光度値を示す前記データから前記所与の蒸留重量パーセントに対する累積および規格化近赤外吸光度を計算し、かつ与える第1の計算モジュールと;および
前記所与の蒸留重量パーセントに対する前記近赤外吸光度、および前記油サンプルの密度の関数として模擬蒸留温度を計算し、かつ与える第2の計算モジュールと
を含むシステム。 - 近赤外分光データを出力する近赤外分光計をさらに含み、
前記近赤外分光データは、前記不揮発性メモリデバイスに格納されるものである請求項1に記載のシステム。 - 前記第2の計算モジュールは、線形回帰法を用いて得られる1組の所定の定数係数を有する多変数多項式であって前記所与の蒸留重量パーセントに対する前記近赤外吸光度、および前記油サンプルの前記密度を変数とする多変数多項式を用いて前記模擬蒸留温度を計算し、かつ与えるものである請求項1又は2に記載のシステム。
- 前記第2の計算モジュールは、DTを前記蒸留重量パーセント、KSD、X1SD、X2SD、X3SD、X4SD、X5SD、X6SD、X7SD、X8SD、およびX9SDを定数、DENを前記油サンプルの前記密度(単位はKg/L)、NIRWNをDTでの波数としたときに、以下の式(1)を用いて前記模擬蒸留温度(TDT)を計算するものである請求項3に記載のシステム。
(1);
- コンピュータを操作して、油サンプルに、近赤外分光データに基づいて所与の蒸留重量パーセントに対する蒸留温度を与えるための方法であって:
前記コンピュータに、前記油サンプルの所定の波数範囲内で検出されたピークの吸光度を示す近赤外分光データを入力する工程と;
吸光度値を示す前記データから前記所与の蒸留重量パーセントに対する累積および規格化近赤外吸光度を計算し、かつ与える工程と;および
前記所与の蒸留重量パーセントに対する前記近赤外吸光度、および前記油サンプルの密度の関数として模擬蒸留温度を計算し、かつ与える工程と
を含む方法。 - 前記油サンプルの所定の波数範囲内で検出されたピークの吸光度値を示す近赤外分光データを得る工程と;および
コンピュータに前記得られた近赤外分光データを入力する工程と;
をさらに含む請求項5に記載の方法。 - 前記模擬蒸留温度は、線形回帰法を用いて得られる1組の所定の定数係数を有する多変数多項式であって前記所与の蒸留重量パーセントに対する前記近赤外吸光度、および前記油サンプルの前記密度を変数とする多変数多項式を用いて計算されるものである請求項5又は6に記載の方法。
- 前記模擬蒸留温度(TDT)は、DTを前記蒸留重量パーセント、KSD、X1SD、X2SD、X3SD、X4SD、X5SD、X6SD、X7SD、X8SD、およびX9SDを定数、DENを前記油サンプルの前記密度(単位はKg/L)、NIRWNをDTでの波数としたときに、以下の式(1)を用いて計算されるものである請求項7に記載の方法。
(1);
- 複数の蒸留温度が与えられて、1組の模擬蒸留データを得る請求項5〜8のいずれかに記載の方法。
- 前記所与の蒸留重量パーセント値が、0.5、5、10、20、30、40、50、60、70、80W%である請求項9に記載の方法。
- 前記所定の波数範囲が4,000〜12,821cm−1である請求項5〜9のいずれかに記載の方法。
- 前記油サンプルが原油である請求項5〜11のいずれかに記載の方法。
- 前記油サンプルが、油井、安定化装置、抽出装置または蒸留塔から得られる請求項5〜12のいずれかに記載の方法。
- 前記油サンプルは、原油、ビチューメン、重油、頁岩油から得られる天然に存在する炭化水素から選択されるものである請求項5〜13のいずれかに記載の方法。
- 複数の蒸留温度が与えられて、1組の模擬蒸留データを得る請求項1〜4のいずれかに記載のシステム。
- 前記所与の蒸留重量パーセント値が、0.5、5、10、20、30、40、50、60、70、80W%である請求項15に記載のシステム。
- 前記所定の波数範囲が4,000〜12,821cm −1 である請求項1〜4,15,16のいずれかに記載のシステム。
- 前記油サンプルが原油である請求項1〜4,15〜17のいずれかに記載のシステム。
- 前記油サンプルが、油井、安定化装置、抽出装置または蒸留塔から得られる請求項1〜4,15〜18のいずれかに記載のシステム。
- 前記油サンプルは、原油、ビチューメン、重油、頁岩油から得られる天然に存在する炭化水素から選択されるものである請求項1〜4,15〜19のいずれかに記載のシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201562099704P | 2015-01-05 | 2015-01-05 | |
US62/099,704 | 2015-01-05 | ||
PCT/US2016/012171 WO2016112004A1 (en) | 2015-01-05 | 2016-01-05 | Characterization of crude oil by near infrared spectroscopy |
Publications (3)
Publication Number | Publication Date |
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JP2018503090A JP2018503090A (ja) | 2018-02-01 |
JP2018503090A5 JP2018503090A5 (ja) | 2019-06-06 |
JP6783771B2 true JP6783771B2 (ja) | 2020-11-11 |
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JP2017535763A Active JP6783771B2 (ja) | 2015-01-05 | 2016-01-05 | 近赤外分光法による原油のキャラクタリゼーション |
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US (1) | US10627345B2 (ja) |
EP (1) | EP3243067B1 (ja) |
JP (1) | JP6783771B2 (ja) |
KR (1) | KR20170119682A (ja) |
CN (1) | CN107250770B (ja) |
SA (1) | SA517381858B1 (ja) |
SG (1) | SG11201705503PA (ja) |
WO (1) | WO2016112004A1 (ja) |
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---|---|---|---|---|
WO2016112004A1 (en) * | 2015-01-05 | 2016-07-14 | Saudi Arabian Oil Company | Characterization of crude oil by near infrared spectroscopy |
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