JPH06317574A - Sulfurous acid gas analysis method - Google Patents
Sulfurous acid gas analysis methodInfo
- Publication number
- JPH06317574A JPH06317574A JP10821093A JP10821093A JPH06317574A JP H06317574 A JPH06317574 A JP H06317574A JP 10821093 A JP10821093 A JP 10821093A JP 10821093 A JP10821093 A JP 10821093A JP H06317574 A JPH06317574 A JP H06317574A
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- Prior art keywords
- gas
- sulfurous acid
- organic solvent
- dissolved
- acid gas
- Prior art date
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Abstract
(57)【要約】
【目的】 低濃度でＳＯ2ガスが混入しているＳＦ6ガス
からＳＯ2ガスを容易に検知できる亜硫酸ガス分析方法
を得る。
【構成】 亜硫酸ガスを含む六フッ化硫黄ガスをメタノ
−ル３中に溶解させ、亜硫酸ガスが溶解されたメタノ−
ル３を図示しないガスクロマトグラフで分析する。
(57) [Abstract] [Purpose] To obtain a sulfurous acid gas analysis method capable of easily detecting SO 2 gas from SF 6 gas in which SO 2 gas is mixed at a low concentration. [Structure] Sulfur hexafluoride gas containing sulfurous acid gas is dissolved in methanol 3 to dissolve sulfurous acid gas in methanol.
The gas analyzer 3 is analyzed by a gas chromatograph (not shown).
Description
【０００１】[0001]
【産業上の利用分野】この発明は、六フッ化硫黄ガス
（以下ＳＦ6ガスと呼ぶ）中に低濃度で含まれている亜
硫酸ガス（以下ＳＯ2ガスと呼ぶ）を有機溶剤中に溶解
させて、これをガスクロマトグラフで分析する亜硫酸ガ
ス分析方法に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention dissolves a sulfurous acid gas (hereinafter referred to as SO 2 gas) contained in sulfur hexafluoride gas (hereinafter referred to as SF 6 gas) at a low concentration in an organic solvent. The present invention relates to a sulfur dioxide gas analysis method for analyzing this with a gas chromatograph.
【０００２】[0002]
【従来の技術】従来、ガス絶縁変圧器の異常の有無を調
べる方法として、ガス絶縁変圧器に絶縁ガスとして使用
されているＳＦ6ガスのガス分析を行い、異常指標成分
のひとつであるＳＯ2ガスの混入の有無を見極める方法
が行われている。この時用いられている亜硫酸ガス分析
方法は、ガス絶縁変圧器から試料ガスとしてのＳＦ6ガ
スを一定量気体シリンヂに採取し、これをガスクロマト
グラフとしこの炎光光度形検出器（以下ＦＰＤと呼ぶ）
にて分析するという方法で行われている。この分析結
果、図９に示すようにＳＦ6ガスのピ−クａ及びＳＯ2ガ
スのピ−クｂがそれぞれ検出され、これによりＳＦ6ガ
ス中にＳＯ2ガスが混入しているということを検知し、
その結果ガス絶縁変圧器の異常と判断している。2. Description of the Related Art Conventionally, as a method for checking the presence or absence of an abnormality in a gas insulation transformer, a gas analysis of SF 6 gas used as an insulation gas in a gas insulation transformer is carried out and SO 2 which is one of the abnormality index components is analyzed. Methods are being used to determine whether gas is mixed. In the sulfurous acid gas analysis method used at this time, a certain amount of SF 6 gas as a sample gas is sampled from a gas insulated transformer into a gas cylinder, which is used as a gas chromatograph to detect this flame photometric detector (hereinafter referred to as FPD). )
It is performed by the method of analyzing in. As a result of this analysis, as shown in FIG. 9, the peak a of SF 6 gas and the peak b of SO 2 gas were respectively detected, and as a result, it was confirmed that SO 2 gas was mixed in SF 6 gas. Detect
As a result, it is judged that the gas insulated transformer is abnormal.
【０００３】[0003]
【発明が解決しようとする課題】従来の亜硫酸ガス分析
方法は以上のように行われているので、低濃度でＳＯ2
ガスが混入しているＳＦ6ガスを分析するためには、Ｓ
Ｆ6ガスを多く用いてＳＯ2ガスの検出量を増やす必要が
ある。しかし、多くのＳＦ6ガスを分析すると、図９か
らもわかるようにＳＯ2ガスのピ−クｂはＳＦ6ガスのピ
−クａのテ−ル上にあるため、ＳＯ2ガスのピ−クはＳ
Ｆ6ガスのピ−クにマスクされることとなり、ＳＯ2ガス
の検出が困難となるという問題点があった。Since the conventional sulfurous acid gas analysis method is carried out as described above, it is possible to use SO 2 at a low concentration.
To analyze SF 6 gas mixed with gas, S
It is necessary to increase the detection amount of SO 2 gas by using a large amount of F 6 gas. However, the analysis of the number of SF 6 gas, peak of SO 2 gas as understood from FIG. 9 - is click b peak of SF 6 gas - Te of click a - because there on Le, the SO 2 gas peak - Ku is S
Since it is masked by the peak of F 6 gas, there is a problem that it is difficult to detect SO 2 gas.
【０００４】この発明は、上記のような問題点を解消す
るためになされたもので、低濃度でＳＯ2ガスが混入し
ているＳＦ6ガスからＳＯ2ガスを容易に検知できる亜硫
酸ガス分析方法を提供することを目的とする。The present invention has been made in order to solve the above problems, and is a method for analyzing a sulfurous acid gas capable of easily detecting SO 2 gas from SF 6 gas in which SO 2 gas is mixed at a low concentration. The purpose is to provide.
【０００５】[0005]
【課題を解決するための手段】この発明に係る請求項１
の亜硫酸ガス分析方法は亜硫酸ガスを含む六フッ化硫黄
ガスを有機溶剤中に溶解させ、亜硫酸ガスが溶解された
有機溶剤をガスクロマトグラフで分析するようにしたも
のである。[Means for Solving the Problems] Claim 1 according to the present invention
In the method for analyzing sulfur dioxide gas, sulfur hexafluoride gas containing sulfur dioxide is dissolved in an organic solvent, and the organic solvent in which sulfur dioxide is dissolved is analyzed by a gas chromatograph.
【０００６】又、この発明に係る請求項２の亜硫酸ガス
分析方法は亜硫酸ガスを含む六フッ化硫黄ガスを有機溶
剤中にバブリングにて溶解させ、亜硫酸ガスが溶解され
た有機溶剤をガスクロマトグラフで分析するようにした
ものである。Further, according to a second aspect of the present invention, there is provided a sulfur dioxide analysis method, wherein sulfur hexafluoride gas containing sulfur dioxide is dissolved in an organic solvent by bubbling, and the organic solvent in which the sulfur dioxide is dissolved is analyzed by gas chromatography. It was designed to be analyzed.
【０００７】又この発明に係る請求項３の亜硫酸ガス分
析方法は容器内に有機溶剤及び亜硫酸ガスを含む六フッ
化硫黄ガスを入れ、所定の時間放置して有機溶剤中に亜
硫酸ガスを溶解させ、亜硫酸ガスが溶解された有機溶剤
をガスクロマトグラフで分析するようにしたものであ
る。According to a third aspect of the present invention, there is provided a method for analyzing sulfur dioxide, wherein an organic solvent and sulfur hexafluoride gas containing sulfur dioxide are put into a container and left for a predetermined time to dissolve the sulfur dioxide in the organic solvent. The organic solvent in which sulfurous acid gas is dissolved is analyzed by a gas chromatograph.
【０００８】又、この発明に係る請求項４の亜硫酸ガス
分析方法はガス絶縁変圧器の絶縁ガスとしての六フッ化
硫黄ガスを採取し、これを有機溶剤に溶解させ、この溶
解された有機溶剤をガスクロマトグラフで分析して、亜
硫酸ガスが検出されるとガス絶縁変圧器の異常と検知す
るようにしたものである。According to a fourth aspect of the present invention, there is provided a sulfurous acid gas analysis method, wherein sulfur hexafluoride gas as an insulating gas for a gas insulation transformer is sampled and dissolved in an organic solvent. Is analyzed by a gas chromatograph, and when sulfurous acid gas is detected, it is detected as an abnormality of the gas insulation transformer.
【０００９】[0009]
【作用】この発明における亜硫酸ガス分析方法は、ＳＦ
6ガス中のＳＯ2ガスを有機溶剤に濃縮吸収させて、ガス
クロマトグラフによるＳＯ2ガスの分析を容易にする。In the present invention, the method for analyzing sulfur dioxide gas is SF
SO 2 gas in 6 gases is concentrated and absorbed in an organic solvent to facilitate analysis of SO 2 gas by gas chromatography.
【００１０】[0010]
【実施例】図３に示すように、メタノ−ルに対するＳＯ
2ガスの溶解度ｃとメタノ−ルに対するＳＦ6ガスの溶解
度ｄとを比較すると、メタノ−ルに対するＳＯ2ガスの
溶解度ｃの方が非常に大きい。よって、メタノ−ル中に
ＳＦ6ガスを溶解させると、ＳＯ2ガスの方がメタノ−ル
中に容易に吸収されるので、このメタノ−ルをガスクロ
マトグラフで測定すれば、ＳＦ6ガスがメタノ−ル中に
吸収されにくく、ＳＦ6ガスのピ−クが狭小となるの
で、ＳＯ2ガスのピ−クはＳＦ6ガスのテ−ル上からはず
れるため、マスクされることなく容易に分析を行うこと
ができることが確認された。この発明は上記のような確
認を基になされたものである。EXAMPLE As shown in FIG. 3, SO for methanol
Comparing the solubility d of SF 6 gas to Le, methanol - - 2 gas solubility c and methanol towards solubility c of SO 2 gas to Le is very large. Therefore, when SF 6 gas is dissolved in methanol, SO 2 gas is more easily absorbed in the methanol. Therefore, if this methanol is measured by a gas chromatograph, SF 6 gas - poorly absorbed into Le, SF 6 gas peak - so click is narrow, peak of sO 2 gas - clause SF 6 gas Te - for deviating from the Le, easily analyzed without being masked It was confirmed that it could be done. The present invention is based on the above confirmation.
【００１１】実施例１．以下、この発明の実施例を図に
ついて説明する。図１はこの発明の実施例１における亜
硫酸ガス抽出装置の構成を示す断面図である。図におい
て、１は容器、２はこの容器１の上蓋、３は容器１内に
一部気相部を残して１０ｍｌ充填された有機溶剤として
のメタノ−ル、４は上蓋２を貫通して設けられ、容器１
内にガスを導入するためのガス導入管でメタノ−ル３に
浸漬された一端側にバブリング管５が設けられている。Embodiment 1. Embodiments of the present invention will be described below with reference to the drawings. 1 is a sectional view showing the configuration of a sulfurous acid gas extraction device according to a first embodiment of the present invention. In the figure, 1 is a container, 2 is an upper lid of the container 1, 3 is methanol as an organic solvent filled in 10 ml of the container 1 leaving a gas phase part, and 4 is provided through the upper lid 2. And container 1
A bubbling pipe 5 is provided at one end side, which is a gas introduction pipe for introducing gas into the methanol 3 and is immersed in the methanol 3.
【００１２】６は上蓋２を貫通して設けられ、一端が容
器１内の気相部に、他端が容器１外にそれぞれ開口する
ガス排出管、７は試料ガスとしての充填されたガス絶縁
変圧器、８はこのガス絶縁変圧器７とバルブ９とを介し
て設けられ、ＳＦ6ガスの流量を測定するためのフロ−
メ−タ、１０はこのフロ−メ−タ８とガス導入管４との
間に接続された接続管である。Reference numeral 6 denotes a gas discharge pipe which is provided so as to penetrate through the upper lid 2, one end of which is opened to a gas phase portion in the container 1 and the other end of which is opened to the outside of the container 1, and 7 is a filled gas insulation as sample gas A transformer 8 is provided via the gas-insulated transformer 7 and a valve 9, and is a flow for measuring the flow rate of SF 6 gas.
Meters 10 are connecting pipes connected between the flow meter 8 and the gas introducing pipe 4.
【００１３】上記のように構成された亜硫酸ガス抽出装
置を用いて亜硫酸ガスを分析する方法について説明す
る。まず、バルブ９を開きガス絶縁変圧器７内からＳＦ
6ガスをフロ−メ−タ８を通して、接続管１０及びガス
導入管４を介してバブリング管５に導入した後、メタノ
−ル３中に噴出してバブリングを行う。そして、このバ
ブリング中にメタノ−ル３中にはＳＦ6ガスに含まれた
ＳＯ2ガスと一部のＳＦ6ガスが溶解され、残りのＳＦ6
ガス排出管６から容器外に排出される。A method for analyzing sulfurous acid gas using the sulfurous acid gas extraction device configured as described above will be described. First, the valve 9 is opened, and SF is fed from inside the gas insulation transformer 7.
After introducing the 6 gas into the bubbling pipe 5 through the flow meter 8 and the connecting pipe 10 and the gas introducing pipe 4, the gas is ejected into the methanol 3 for bubbling. Then, methanol in the bubbling - in Le 3 is dissolved SO 2 gas and a part of the SF 6 gas contained in the SF 6 gas, the remaining SF 6
It is discharged from the gas discharge pipe 6 to the outside of the container.
【００１４】その後、このメタノ−ル３をシリンヂに取
り出しＦＰＤにて従来と同様に測定すると、図２に示す
ようにＳＦ6ガスのピ−クｅ及びメタノ−ルのピ−クｆ
はもちろんのことＳＯ2ガスのピ−クｇも明確に検出さ
れる。このように、ＳＯ2ガスが明確に検出できるよう
になったことによりガス絶縁変圧器７中の異常が発生し
ていることの判断も容易となる。Thereafter, this methanol 3 was taken out into a cylinder and measured by an FPD in the same manner as in the conventional case. As shown in FIG. 2, a peak e of SF 6 gas and a peak f of methanol f were obtained.
Of course, the peak g of SO 2 gas is also clearly detected. As described above, since the SO 2 gas can be clearly detected, it is easy to determine that the abnormality in the gas insulation transformer 7 has occurred.
【００１５】実施例２．図４は、この発明の実施例２に
おける亜硫酸ガス抽出装置の構成を示す断面図である。
１１は容器としての例えばアルミ袋で底部にメタノ−ル
３とこのメタノ−ル３の上部に形成された気相部にＳＦ
6ガスを収納している。１２はこのアルミ袋１１の気相
部上方に設けられた第１ないし第３の分岐口１２ａ、１
２ｂ、１２ｃを有する分岐管で、第１の分岐口１２ａは
アルミ袋１１に連結している。Example 2. FIG. 4 is a sectional view showing the configuration of the sulfurous acid gas extraction device according to the second embodiment of the present invention.
Reference numeral 11 denotes, for example, an aluminum bag serving as a container, and the methanol 3 is formed on the bottom and SF is formed on the gas phase portion formed on the upper portion of the methanol 3.
Holds 6 gas. Reference numeral 12 denotes first to third branch ports 12a, 1 provided above the vapor phase portion of the aluminum bag 11.
The first branch port 12a is connected to the aluminum bag 11 with a branch pipe having 2b and 12c.
【００１６】上記のように構成された亜硫酸ガス抽出装
置を用いて亜硫酸ガス分析する方法について説明する。
まず、アルミ袋１１中の不純物を取り除くために第２の
分岐口１２ｂを介して排気し、アルミ袋１１中にメタノ
−ル３を１０ｍｌ入れ、つづいて試料ガスとしてのＳＦ
6ガスをアルミ袋１１に充満させ密封する。そして、一
定時間経過させメタノ−ル３中にＳＯ2ガス及び一部の
ＳＦ6ガスを溶解させる。A method for analyzing sulfur dioxide gas using the sulfur dioxide gas extraction device configured as described above will be described.
First, in order to remove impurities in the aluminum bag 11, the aluminum bag 11 is evacuated through the second branch port 12b, 10 ml of methanol 3 is put in the aluminum bag 11, and then SF gas as a sample gas is added.
Fill the aluminum bag 11 with 6 gas and seal it. Then, the SO 2 gas and a part of the SF 6 gas are dissolved in the methanol 3 after a certain period of time.
【００１７】このＳＯ2ガスとＳＦ6ガスが溶解されたメ
タノ−ル３を第３の分岐口１２ｃからシリンヂを介して
採取し、ＦＰＤにて実施例１と同様に測定する。このよ
うにすれば、実施例１と同様の効果を奏することはもち
ろんのこと、実施例１のような複雑な装置を必要とする
事なくＳＯ2ガスの抽出を簡便に行うことができる。The methanol 3 in which the SO 2 gas and SF 6 gas are dissolved is sampled from the third branch port 12c through the cylinder, and measured by FPD in the same manner as in Example 1. By doing so, not only the same effects as those of the first embodiment can be obtained, but also the SO 2 gas can be easily extracted without the need for the complicated apparatus of the first embodiment.
【００１８】実施例３．上記実施例２では、アルミ袋１
１にメタノ−ル３及びＳＦ6ガスを入れて一定時間経過
させることにより、メタノ−ル中のＳＯ2ガス及び一部
のＳＦ6ガスを溶解するようにしたけれども、アルミ袋
１１にメタノ−ル３及びＳＦ6ガスを入れて、アルミ袋
１１を振ることによりバブリングすれば、メタノ−ル３
中にＳＯ2ガス及び一部のＳＦ6ガスを容易に溶解するこ
とができ、上記実施例２と同様の効果を奏することはも
ちろんのこと、一定時間経過させて溶解するようにした
実施例２と比較し、短時間で抽出することができる。Example 3. In the second embodiment, the aluminum bag 1
Although SO 3 gas and a part of SF 6 gas in the methanol were dissolved by putting methanol 3 and SF 6 gas in 1 for a certain period of time, the methanol was placed in the aluminum bag 11. 3 and SF 6 gas, and bubbling by shaking the aluminum bag 11, the methanol 3
In the second embodiment, SO 2 gas and a part of SF 6 gas can be easily dissolved therein, and the same effects as those in the second embodiment can be obtained. It can be extracted in a short time compared with.
【００１９】実施例４．上記各実施例では、有機溶剤と
してメタノ−ルを使用した例を示したがこれに限られる
ことなく、有機溶剤としてエタノ−ルを用いても図３に
示すようにエタノ−ルに対するＳＯ2ガスの溶解度ｈが
エタノ−ルに対するＳＦ6ガスの溶解度ｉより非常に大
きいため、上記各実施例と同様の動作を行うと図５に示
すように、ＳＦ6ガスのピ−クｊ及びエタノ−ルのピ−
クｋはもちろんのことＳＯ2ガスのピ−クｌも明確に検
出でき、上記各実施例と同様の効果を奏する。Example 4. In each of the above-described examples, an example in which methanol was used as the organic solvent was shown, but the present invention is not limited to this. Even if ethanol is used as the organic solvent, SO 2 gas for ethanol as shown in FIG. 3 is used. solubility h is ethanol - because much greater than the solubility i of SF 6 gas to Le, as shown in FIG. 5 when the same operation as the above embodiments, the SF 6 gas peak - click j and ethanol - Le The peak
The peak k of the SO 2 gas can be clearly detected as well as the peak k, and the same effects as those in the above-mentioned respective embodiments can be obtained.
【００２０】実施例５．又、有機溶剤としてアセトンを
用いても、図６に示すようにＳＦ6ガスのピ−クｍ及び
アセトンのピ−クｎはもちろんのことＳＯ2ガスのピ−
クｏも明確に検出でき、上記各実施例と同様の効果を奏
する。Example 5. Even if acetone is used as the organic solvent, the peak m of SF 6 gas and the peak n of acetone as well as the peak of SO 2 gas as shown in FIG.
The ku can also be clearly detected, and the same effects as those of the above-described respective embodiments can be obtained.
【００２１】実施例６．又、有機溶剤としてアセトニト
ルを用いても図７に示すように、ＳＦ6ガスのピ−クｐ
及びアセトニトルのピ−クｇはもちろんのことＳＯ2ガ
スのピ−クｒも明確に検出でき、上記各実施例と同様の
効果を奏する。Example 6. Further, as shown in FIG. 7 be used Acetonitrile as the organic solvent, the SF 6 gas peak - click p
Further, not only the peak g of acetonitol but also the peak r of SO 2 gas can be clearly detected, and the same effect as each of the above-described embodiments can be obtained.
【００２２】実施例７．又、有機溶剤としてフルフラ−
ルを用いても図８に示すように、上記各実施例４、５、
６、と同様ＳＯ2ガスのピ−クｔは明確に検出でき、上
記各実施例と同様の効果を奏する。尚、フルフラ−ルの
ピ−クはＳＯ2ガスのピ−クｔより遅いため図示されて
いない。Example 7. In addition, as an organic solvent
8 is used, as shown in FIG.
6, the peak t of the SO 2 gas can be clearly detected, and the same effects as those of the above-mentioned respective embodiments can be obtained. The peak of the full flake is slower than the peak t of the SO 2 gas, so it is not shown.
【００２３】[0023]
【発明の効果】以上のように、この発明の請求項１によ
れば亜硫酸ガスを含む六フッ化硫黄ガスを有機溶剤中に
溶解させ、亜硫酸ガスが溶解された有機溶剤をガスクロ
マトグラフで分析し、又、この発明の請求項２によれば
亜硫酸ガスを含む六フッ化硫黄ガスを有機溶剤中にバブ
リングにて溶解させ、亜硫酸ガスが溶解された有機溶剤
をガスクロマトグラフで分析し、As described above, according to claim 1 of the present invention, sulfur hexafluoride gas containing sulfurous acid gas is dissolved in an organic solvent, and the organic solvent in which sulfurous acid gas is dissolved is analyzed by a gas chromatograph. According to claim 2 of the present invention, sulfur hexafluoride gas containing sulfurous acid gas is dissolved in an organic solvent by bubbling, and the organic solvent in which the sulfurous acid gas is dissolved is analyzed by gas chromatography.
【００２４】又、この発明の請求項３によれば容器内に
有機溶剤及び亜硫酸ガスを含む六フッ化硫黄ガスを入
れ、所定時間放置して有機溶剤中に亜硫酸ガスを溶解さ
せ、亜硫酸ガスが溶解された有機溶剤をガスクロマトグ
ラフで分析し、又、この発明の請求項４によればガス絶
縁変圧器の絶縁ガスとしての六フッ化硫黄ガスを採取
し、これを有機溶剤に溶解させ、この溶解された有機溶
剤をガスクロマトグラフで分析して、亜硫酸ガスが検出
されるとガス絶縁変圧器の異常と検知するようにしたも
ので、低濃度でＳＯ2ガスが混入しているＳＦ6ガスから
ＳＯ2ガスを容易に検知できる亜硫酸ガス分析方法を提
供することができるという効果がある。Further, according to claim 3 of the present invention, the sulfur hexafluoride gas containing the organic solvent and the sulfurous acid gas is put in the container and left for a predetermined time to dissolve the sulfurous acid gas in the organic solvent. The dissolved organic solvent is analyzed by a gas chromatograph, and according to claim 4 of the present invention, sulfur hexafluoride gas as an insulating gas of a gas insulation transformer is sampled and dissolved in an organic solvent. The dissolved organic solvent is analyzed with a gas chromatograph, and when sulfurous acid gas is detected, it is detected as an abnormality of the gas insulation transformer. From SF 6 gas in which SO 2 gas is mixed at a low concentration There is an effect that it is possible to provide a sulfurous acid gas analysis method capable of easily detecting SO 2 gas.
【図１】この発明の実施例１における亜硫酸ガス分析方
法を適用した亜硫酸ガス抽出装置の構成を示す断面図で
ある。FIG. 1 is a cross-sectional view showing the configuration of a sulfurous acid gas extraction device to which a sulfurous acid gas analysis method according to a first embodiment of the present invention is applied.
【図２】図１の亜硫酸ガス抽出装置によりメタノ−ル中
に抽出されたＳＦ6ガス及びＳＯ2ガスをＦＰＤにて分析
した分析クロマトグラムを示す図である。FIG. 2 is a diagram showing an analytical chromatogram obtained by FPD analysis of SF 6 gas and SO 2 gas extracted in methanol by the sulfurous acid gas extraction apparatus of FIG.
【図３】メタノ−ル及びエタノ−ルに対するＳＯ2ガス
及びＳＦ6ガスの溶解度の温度特性をそれぞれ示す図で
ある。FIG. 3 is a diagram showing temperature characteristics of solubility of SO 2 gas and SF 6 gas in methanol and ethanol, respectively.
【図４】この発明の実施例２における亜硫酸ガス分析方
法を適用した亜硫酸ガス抽出装置の構成を示す断面図で
ある。FIG. 4 is a cross-sectional view showing the configuration of a sulfurous acid gas extraction device to which a sulfurous acid gas analysis method according to a second embodiment of the present invention is applied.
【図５】この発明の実施例４における有機溶剤としての
エタノ−ル中に抽出されたＳＦ6ガス及びＳＯ2ガスを溶
解されたエタノ−ルをＦＰＤにて分析したクロマトグラ
ムを示す図である。FIG. 5 is a diagram showing a chromatogram obtained by FPD analysis of ethanol in which SF 6 gas and SO 2 gas extracted in ethanol as an organic solvent were dissolved in Example 4 of the present invention. .
【図６】この発明の実施例５における有機溶剤としての
アセトン中に抽出されたＳＦ6ガス及びＳＯ2ガスを溶解
されたアセトンをＦＰＤにて分析した分析クロマトグラ
ムを示す図である。FIG. 6 is a diagram showing an analytical chromatogram obtained by FPD analysis of acetone in which SF 6 gas and SO 2 gas extracted in acetone as an organic solvent were dissolved in Example 5 of the present invention.
【図７】この発明の実施例６における有機溶剤としての
アセトニトル中に抽出されたＳＦ6ガス及びＳＯ2ガスを
溶解されたアセトニトルをＦＰＤにて分析した分析クロ
マトグラムを示す図である。FIG. 7 is a diagram showing an analytical chromatogram obtained by FPD analysis of acetonitol dissolved in SF 6 gas and SO 2 gas extracted in acetonitol as an organic solvent in Example 6 of the present invention.
【図８】この発明の実施例７における有機溶剤としての
フルフラ−ル中に抽出されたＳＦ6ガス及びＳＦ2ガスを
溶解されたフルフラ−ルをＥＰＤにて分析した分析クロ
マトグラムを示す図である。FIG. 8 is a diagram showing an analytical chromatogram obtained by analyzing with EPD a furfural in which SF 6 gas and SF 2 gas extracted in furfural as an organic solvent in Example 7 of the present invention were dissolved. is there.
【図９】従来の方法でＳＯ2ガスを含むＳＦ6ガスをＦＰ
Ｄにて分析した分析クロマトグラムを示す図である。FIG. 9 shows a conventional method in which FP is used for SF 6 gas containing SO 2 gas.
It is a figure which shows the analytical chromatogram analyzed in D.
１ 容器 ３ メタノ−ル ５ バブリング管 ７ ガス絶縁変圧器 ８ フロ−メ−タ １１ アルミ袋 １２ 分岐管 ａ、ｅ、ｊ、ｍ、ｐ、ｓ ＳＦ6ガスのピ−ク ｂ、ｇ、ｌ、ｏ、ｒ、ｔ ＳＯ2ガスのピ−ク ｆ メタノ−ルのピ−ク ｋ エタノ−ルのピ−ク ｎ アセトンのピ−ク ｇ アセトニトルのピ−ク1 Container 3 Methanol 5 Bubbling Tube 7 Gas Insulation Transformer 8 Flow Meter 11 Aluminum Bag 12 Branch Pipe a, e, j, m, p, s SF 6 Gas Peak b, g, l, o, r, t peak of SO 2 gas f peak of methanol k peak of ethanol n peak of acetone g peak of acetonitol
Claims (4)
機溶剤中に溶解させ、上記亜硫酸ガスが溶解された上記
有機溶剤をガスクロマトグラフで分析することを特徴と
する亜硫酸ガス分析方法。1. A sulfurous acid gas analysis method, characterized in that sulfur hexafluoride gas containing sulfurous acid gas is dissolved in an organic solvent, and the organic solvent in which the sulfurous acid gas is dissolved is analyzed by a gas chromatograph.
機溶剤中にバブリングにて溶解させ、上記亜硫酸ガスが
溶解された上記有機溶剤をガスクロマトグラフで分析す
ることを特徴とする亜硫酸ガス分析方法。2. A sulfurous acid gas analysis method characterized in that sulfur hexafluoride gas containing sulfurous acid gas is dissolved in an organic solvent by bubbling, and the organic solvent in which the sulfurous acid gas is dissolved is analyzed by gas chromatography. .
フッ化硫黄ガスを入れ、所定時間放置して上記有機溶剤
中に上記亜硫酸ガスを溶解させ、上記亜硫酸ガスが溶解
された上記有機溶剤をガスクロマトグラフで分析するこ
とを特徴とする亜硫酸ガス分析方法。3. An organic solvent and sulfur hexafluoride gas containing sulfurous acid gas are put into a container, and the sulfurous acid gas is dissolved in the organic solvent by leaving it for a predetermined time, and the organic solvent in which the sulfurous acid gas is dissolved is A method for analyzing sulfur dioxide gas, characterized by performing analysis with a gas chromatograph.
ッ化硫黄ガスを採取し、これを有機溶剤に溶解させ、こ
の溶解された上記有機溶剤をガスクロマトグラフで分析
して、亜硫酸ガスが検出されると上記ガス絶縁変圧器の
異常と検知することを特徴とする亜硫酸ガス分析方法。4. A sulfur hexafluoride gas as an insulating gas for a gas insulation transformer is sampled, dissolved in an organic solvent, and the dissolved organic solvent is analyzed by a gas chromatograph to detect sulfur dioxide gas. A sulfurous acid gas analysis method, characterized by detecting the abnormality of the gas insulation transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10821093A JPH06317574A (en) | 1993-05-10 | 1993-05-10 | Sulfurous acid gas analysis method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10821093A JPH06317574A (en) | 1993-05-10 | 1993-05-10 | Sulfurous acid gas analysis method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06317574A true JPH06317574A (en) | 1994-11-15 |
Family
ID=14478819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10821093A Pending JPH06317574A (en) | 1993-05-10 | 1993-05-10 | Sulfurous acid gas analysis method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06317574A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0968522A (en) * | 1995-08-31 | 1997-03-11 | Toray Res Center:Kk | Method for analyzing decomposition products in SF6 gas |
-
1993
- 1993-05-10 JP JP10821093A patent/JPH06317574A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0968522A (en) * | 1995-08-31 | 1997-03-11 | Toray Res Center:Kk | Method for analyzing decomposition products in SF6 gas |
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