JP6161640B2 - 熱量測定で収着プロセスを測定するための装置および方法 - Google Patents
熱量測定で収着プロセスを測定するための装置および方法 Download PDFInfo
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Description
Claims (15)
- 収着プロセスを熱量測定で測定するための装置であって、
試料(3)を受け入れるための収着セル(2)であって、収着ガスで満たされる容積を有する収着セル(2)と、
前記収着ガスで満たされる基準セル(4)と、
基準ガスを受け入れるために前記収着セル(2)の周囲に配置された測定ガス空間(6)と、
前記基準ガスを受け入れるために設けられた基準ガス空間(8)であって、前記基準セル(4)の周囲に配置された基準ガス空間(8)と、を備え、
前記試料(3)での収着反応が前記収着セル内で生じるように、前記収着セルおよび前記基準セルの中に前記収着ガスを導くべく、前記収着セル(2)と前記基準セル(4)との間にガス接続部(10)が設けられ、
前記測定ガス空間(6)内における前記基準ガスの容積変化から前記収着セル(2)内の前記試料(3)上の収着プロセスの熱量測定を実行するために、前記測定ガス空間(6)と前記基準ガス空間(8)との間の圧力差を測定するための装置(12)が設けられた装置。 - 前記収着セル(2)および前記基準セル(4)の内部に有効領域をそれぞれ有する1つの加熱素子(14、16)がそれぞれ設けられている、
ことを特徴とする請求項1に記載の装置。 - 前記加熱素子(14、16)は、前記収着セル(2)および前記基準セル(4)のための制御ユニット(18)によって、個別に調節され得る、
ことを特徴とする請求項2に記載の装置。 - 前記加熱素子(14、16)は、前記収着セル(2)および前記基準セル(4)の内部の温度をそれぞれ記録するために用いられ得る、
ことを特徴とする請求項2又は3に記載の装置。 - 前記加熱素子(14、16)は、前記収着セル(2)および前記基準セル(4)内においてそれぞれ電気的抵抗素子を含む、
ことを特徴とする請求項2ないし4いずれか一つに記載の装置。 - 前記制御ユニット(18)は、較正を実行するために設けられて、
前記それぞれの加熱素子(14、16)の支援によって前記収着セル(2)及び/又は前記基準セル(4)の短期的かつ調節された加熱を交互に又は同時に行う、
ことを特徴とす請求項3に記載の装置。 - 前記基準セル(4)は、前記収着セル(2)と同一の幾可学的形状を有する、
ことを特徴とする請求項1ないし6いずれか一つに記載の装置。 - 閉塞可能な取入れ口装置(20)が、前記基準セル(4)及び/又は前記収着セル(2)を満たすために設けられている、
ことを特徴とする請求項1ないし7いずれか一つに記載の装置。 - 前記収着ガスの圧力を測定するための装置(22)が設けられている、
ことを特徴とする請求項1ないし8いずれか一つに記載の装置。 - 前記基準ガス空間(8)は、前記測定ガス空間(6)と同一の幾可学的形状を有する、
ことを特徴とする請求項1ないし9いずれか一つに記載の装置。 - 前記測定ガス空間(6)および前記基準ガス空間(8)の前記内部を接続するための閉鎖可能なライン(24)が、圧力を等しくするために設けられている、
ことを特徴とする請求項1ないし10いずれか一つに記載の装置。 - 収着プロセスを熱量測定で測定する方法であって、
試料(3)が、収着セル(2)に対して最初に加えられ、
次に、収着ガスが、前記試料(3)での収着反応が前記収着セル(2)内で生じるように、前記収着セル(2)およびそれと接続された基準セル(4)の中に導かれ、
そこで前記収着プロセスの熱量測定が実行され、前記収着セル(2)および前記基準セル(4)をそれぞれ取り囲む2つのガス空間(6、8)の圧力差が測定される方法。 - 前記収着ガス圧を測定するための設備内に設置された装置(22)又は外部に取り付けられた測定装置によって、収着等温線が同時に測定される、
ことを特徴とする請求項12に記載の方法。 - 装置に特有の変量を決定するために、前記熱量測定よりも前に又は前記熱量測定の間に、クロス較正が実行され、
前記収着セル(2)および前記基準セル(4)の短期的かつ調節された加熱が、加熱素子(14、16)によって交互に実行され、
それによって、導入された熱量に比例する、前記ガス空間(6、8)内のそれぞれの圧力差が生じる、
ことを特徴とする請求項12又は13に記載の方法。 - 前記熱量測定の間に、1回、繰り返し、又は連続的に、現場較正が実行され、
短期的かつ調節された加熱が、前記収着セル(2)又は前記基準セル(4)内の加熱素子(14、16)のいずれかによって行なわれ、それによって、導入された電気的な熱量に比例する付加的な圧力差が、前記ガス空間(6、8)の間で観測され、又は、
短期的かつ調節された同じ大きさの入熱が、前記加熱素子(14、16)によって前記収着セル(2)の中に及び前記基準セル(4)の中に同時に生じる、
ことを特徴とする請求項12又は13に記載の方法。
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DE102012101621A DE102012101621B8 (de) | 2012-02-28 | 2012-02-28 | Vorrichtung und Verfahren zur kalorimetrischen Vermessung von Sorptionsvorgängen |
PCT/EP2013/052998 WO2013127642A1 (de) | 2012-02-28 | 2013-02-14 | Vorrichtung und verfahren zur kalorimetrischen vermessung von sorptionsvorgängen |
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IT1252798B (it) * | 1991-09-13 | 1995-06-28 | Consiglio Nazionale Ricerche | Calorimetro per misure tempo-temperatura di resine termoindurenti (thermosets). |
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JP3055705U (ja) * | 1998-07-09 | 1999-01-29 | 日本ベル株式会社 | ガス吸脱着等温線と微分吸脱着熱を同時に測定する装置 |
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