JP3491668B2 - X-ray sulfur meter - Google Patents
X-ray sulfur meterInfo
- Publication number
- JP3491668B2 JP3491668B2 JP01127998A JP1127998A JP3491668B2 JP 3491668 B2 JP3491668 B2 JP 3491668B2 JP 01127998 A JP01127998 A JP 01127998A JP 1127998 A JP1127998 A JP 1127998A JP 3491668 B2 JP3491668 B2 JP 3491668B2
- Authority
- JP
- Japan
- Prior art keywords
- anode electrode
- sacrificial anode
- detection
- beryllium
- measuring tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、検出膜の防食性が
向上されたＸ線型硫黄計に関するものである。TECHNICAL FIELD The present invention relates to an X-ray type sulfur meter having an improved anticorrosion property of a detection film.
【０００２】[0002]
【従来の技術】図２は、従来より一般に使用されている
従来例の構成説明図で、例えば、取扱説明書；「ＲＸ−
１０００ＭＫ２ Ｘ線管式 インライン型イオウ分析
計」の５頁、発行日；１９９４年９月６日、発行所；横
河電機株式会社に示されている。2. Description of the Related Art FIG. 2 is a structural explanatory view of a conventional example which has been generally used, for example, an instruction manual;
1000 MK2 X-ray tube type in-line sulfur analyzer ", page 5, issue date; September 6, 1994, issue office; Yokogawa Electric Corporation.
【０００３】図において、測定管１は、内側に測定流体
ＦＬoが流れる管路である。この場合は、ステンレス材
が使用されている。検出孔２は、この測定管１に設けら
れている。In the figure, a measuring pipe 1 is a pipe line through which a measuring fluid FL o flows. In this case, a stainless material is used. The detection hole 2 is provided in this measuring tube 1.
【０００４】検出膜３は、この検出孔２を塞いで設けら
れ、ベリリウム材よりなる。この場合は、検出孔２部分
が測定管１の外部方向に凸状をなしている。外部方向に
凸状なのは、耐圧強度を持たせるためであり、耐圧強度
が問題にならない場合は平面状でも良い。The detection film 3 is provided so as to close the detection hole 2 and is made of a beryllium material. In this case, the detection hole 2 portion is convex toward the outside of the measuring tube 1. The convex shape in the outward direction is for giving pressure resistance strength, and may be flat if pressure resistance strength does not matter.
【０００５】Ｘ線源４は、検出膜３を透過して、測定流
体ＦＬoにＸ線を照射する。計測カウンタ５は、測定流
体ＦＬoで反射された、蛍光Ｘ線の数をカウントする。The X-ray source 4 transmits the detection film 3 and irradiates the measurement fluid FL o with X-rays. The measurement counter 5 counts the number of fluorescent X-rays reflected by the measurement fluid FL o .
【０００６】押さえフランジ６は、測定管１に検出膜３
を固定する。Ｏリング７は、検出膜３と測定管１とをシ
ールする。プラグ８は、検出孔２に対向して、測定管１
に設けらている。プラグ８を外して、検出膜３の内側が
掃除される。Ｏリング９は、プラグ８と測定管１とをシ
ールする。The pressing flange 6 is provided on the measuring tube 1 with the detection film 3
To fix. The O-ring 7 seals the detection film 3 and the measuring tube 1. The plug 8 faces the detection hole 2 and faces the measurement tube 1
It is provided in. The plug 8 is removed and the inside of the detection film 3 is cleaned. The O-ring 9 seals the plug 8 and the measuring tube 1.
【０００７】以上の構成において、Ｘ線源４より照射さ
れたＸ線を、ベリリウム材よりなる検出膜３を透過し
て、測定流体ＦＬoに照射する。測定流体ＦＬoにより反
射された蛍光Ｘ線を、計測カウンタ５にてカウントす
る。In the above structure, the X-rays emitted from the X-ray source 4 are transmitted through the detection film 3 made of a beryllium material and are applied to the measurement fluid FL o . The measurement counter 5 counts the fluorescent X-rays reflected by the measurement fluid FL o .
【０００８】測定されたカウント数が、測定流体ＦＬo
の硫黄濃度に比例する。この結果、測定流体ＦＬoの硫
黄濃度が測定される。The measured count number is the measured fluid FL o.
Proportional to the sulfur concentration of. As a result, the sulfur concentration of the measurement fluid FL o is measured.
【０００９】しかしながら、この様な装置においては、
例えば、石油の硫黄濃度を測定中に、ベリリウム材より
なる検出膜３が電食を起こして、ピンホールが発生し、
石油漏れが発生した。However, in such a device,
For example, during measurement of the sulfur concentration of petroleum, the detection film 3 made of a beryllium material causes electrolytic corrosion to generate pinholes,
An oil leak has occurred.
【００１０】このことの原因は、石油中には、溶存酸素
を含む海水Ａが、図２に示す如く、ステンレス材よりな
る測定管１とベリリウム材よりなる検出膜３との間に付
着する。The cause of this is that seawater A containing dissolved oxygen adheres to the space between the measuring tube 1 made of a stainless material and the detection film 3 made of a beryllium material in petroleum, as shown in FIG.
【００１１】ステンレス材とベリリウム材、あるいは、
酸素とベリリウム材との間で、異種材料と海水とを媒体
とする電気化学的腐蝕作用（電食）が生じ、アノード反
応を起すベリリウム材よりなる検出膜３が溶解し、ピン
ホールが発生し、石油の漏れを起こしたものである。Stainless steel material and beryllium material, or
Between the oxygen and the beryllium material, an electrochemical corrosion action (electrolytic corrosion) using different materials and seawater as a medium occurs, the detection film 3 made of the beryllium material that causes an anode reaction is dissolved, and pinholes are generated. The oil leaked.
【００１２】そのメカニズム（状態式）を下記に示す。 ベリリウム膜の検出膜３のアノード反応（溶解反応） Ｂｅ→Ｂｅ2ー＋２ｅThe mechanism (state equation) is shown below. Anode reaction (dissolution reaction) of the detection film 3 of the beryllium film Be → Be 2 − + 2e
【００１３】ステンレス鋼の測定管１のカソード反応
（還元反応）
２Ｈ+＋２ｅ→Ｈ2
溶存酸素(Ｏ2)のカソード反応（還元反応）
1/2Ｏ2＋Ｈ2Ｏ＋２ｅ→２ＯＨCathode reaction of stainless steel measuring tube 1 (reduction reaction) 2H + + 2e → H 2 Cathode reaction of oxygen (O 2 ) dissolved (reduction reaction) 1 / 2O 2 + H 2 O + 2e → 2OH
【００１４】本発明は、この問題点を、解決するもので
ある。本発明の目的は、検出膜の防食性が向上されたＸ
線型硫黄計を提供することにある。The present invention solves this problem. The object of the present invention is to improve the anticorrosion property of the detection film by X
It is to provide a linear sulfur meter.
【００１５】[0015]
【課題を解決するための手段】この目的を達成するため
に、本発明は、
（１）ベリリウム検出膜を利用して測定流体の硫黄濃度
を検出するＸ線型硫黄計において、測定流体が内部を流
れベリリウム材よりイオン化傾向の小なる金属材料より
なる測定管と、この測定管に設けられた検出孔と、この
検出孔を塞いで設けられベリリウム材よりなる検出膜
と、前記測定管の管路内の前記検出膜近くに設けられ前
記ベリリウム材よりイオン化傾向の大なる金属材料より
なる犠牲陽極電極と、前記検出膜を透過して前記測定流
体にＸ線を照射するＸ線源と、前記測定流体で反射され
た蛍光Ｘ線の数をカウントする計測カウンタと、前記犠
牲陽極電極の前記検出膜と前記測定管との接触部分に設
けられた絶縁塗装膜とを具備したことを特徴とするＸ線
型硫黄計。
（２）マグネシウム材よりなる犠牲陽極電極を具備した
ことを特徴とする（１）記載のＸ線型硫黄計。
（３）前記検出孔の周囲にリング状に設けられた犠牲陽
極電極を具備したことを特徴とする（１）又は（２）記
載のＸ線型硫黄計。
（４）ステンレス材よりなる測定管を具備したことを特
徴とする（１）乃至（３）の何れかに記載のＸ線型硫黄
計。を構成したものである。To achieve this object, the present invention provides: (1) In an X-ray type sulfur meter for detecting the sulfur concentration of a measurement fluid by using a beryllium detection film, the measurement fluid is Flow measuring tube made of a metal material having an ionization tendency smaller than that of beryllium material, a detection hole provided in the measuring tube, a detection film made of beryllium material provided to close the detection hole, and a conduit of the measuring tube. A sacrificial anode electrode made of a metal material having a greater ionization tendency than the beryllium material, provided near the detection film, an X-ray source for irradiating the measurement fluid with X-rays through the detection film, and the measurement A measuring counter for counting the number of fluorescent X-rays reflected by a fluid, and the sacrifice
Installed in the contact part of the sacrificial anode electrode between the detection film and the measuring tube.
X linear sulfur meter, characterized by comprising a vignetting insulating coating film. (2) The X-ray sulfur meter according to (1), further comprising a sacrificial anode electrode made of a magnesium material. (3) The X-ray sulfur meter according to (1) or (2), further comprising a sacrificial anode electrode provided in a ring shape around the detection hole. ( 4 ) The X-ray type sulfur meter according to any one of (1) to ( 3 ), further comprising a measuring tube made of a stainless material. Is configured.
【００１６】[0016]
【作用】以上の構成において、Ｘ線源より照射されたＸ
線を、ベリリウム材よりなる検出膜を透過して、測定流
体に照射する。この場合は、測定流体は石油である。In the above structure, X emitted from the X-ray source
The line passes through a detection film made of a beryllium material and irradiates the measurement fluid. In this case, the measuring fluid is petroleum.
【００１７】測定流体（石油）により反射された蛍光Ｘ
線を、計測カウンタにてカウントする。測定されたカウ
ント数が、測定流体（石油）の硫黄濃度に比例する。こ
の結果、測定流体（石油）の硫黄濃度が測定される。Fluorescence X reflected by the measuring fluid (petroleum)
Count the line with a measurement counter. The measured count number is proportional to the sulfur concentration of the measured fluid (petroleum). As a result, the sulfur concentration of the measurement fluid (petroleum) is measured.
【００１８】この硫黄計測対象の石油中には、溶存酸素
を含有する海水が混入されており、この海水が、ベリリ
ウム材よりなる検出膜とマグネシウム材よりなる犠牲陽
極電極との間に付着堆積する。Seawater containing dissolved oxygen is mixed in the petroleum to be measured for sulfur, and the seawater adheres and deposits between the detection film made of beryllium material and the sacrificial anode electrode made of magnesium material. .
【００１９】このような状態中では、マグネシウム材の
犠牲陽極電極はアノード反応（溶解反応）し、ベリリウ
ム材の検出膜はカソード反応（還元反応）をし、ステン
レス鋼の測定管はカソード反応（還元反応）をする。In such a state, the sacrificial anode electrode of the magnesium material undergoes an anodic reaction (dissolution reaction), the detection film of the beryllium material undergoes a cathodic reaction (reduction reaction), and the stainless steel measuring tube undergoes a cathodic reaction (reduction reaction). Reaction).
【００２０】また、溶存酸素はカソード反応（還元反
応）が生じ、マグネシウム材の犠牲陽極電極の電食とな
り、ベリリウム材の検出膜の腐蝕溶解は生じない。以
下、実施例に基づき詳細に説明する。Further, the dissolved oxygen causes a cathodic reaction (reduction reaction), which causes electrolytic corrosion of the sacrificial anode electrode of the magnesium material and does not cause corrosive dissolution of the detection film of the beryllium material. Hereinafter, detailed description will be given based on examples.
【００２１】[0021]
【発明の実施の形態】図１は本発明の一実施例の要部構
成説明図である。図において、図２と同一記号の構成は
同一機能を表わす。以下、図２と相違部分のみ説明す
る。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is an explanatory view of the essential parts of an embodiment of the present invention. In the figure, the same symbols as those in FIG. 2 represent the same functions. Only parts different from FIG. 2 will be described below.
【００２２】犠牲陽極電極１１は、測定管１の管路内
の、検出膜３近くに設けられ、ベリリウム材よりイオン
化傾向の大なる金属材料よりなる。この場合は、リング
状のマグネシウム材が使用されている。The sacrificial anode electrode 11 is provided near the detection film 3 in the conduit of the measuring tube 1 and is made of a metal material having a greater ionization tendency than the beryllium material. In this case, a ring-shaped magnesium material is used.
【００２３】絶縁塗装膜１２は、犠牲陽極電極１１の検
出膜３と測定管１との接触部分に設けられている。この
場合は、エポキシ樹脂材、あるいはテフロン樹脂材が使
用されている。The insulating coating film 12 is provided on the contact portion between the detection film 3 of the sacrificial anode electrode 11 and the measuring tube 1. In this case, an epoxy resin material or a Teflon resin material is used.
【００２４】以上の構成において、Ｘ線源４より照射さ
れたＸ線を、ベリリウム材よりなる検出膜３を透過し
て、測定流体ＦＬoに照射する。この場合は、測定流体
ＦＬoは石油である。In the above structure, the X-rays emitted from the X-ray source 4 pass through the detection film 3 made of a beryllium material and irradiate the measurement fluid FL o . In this case, the measuring fluid FL o is petroleum.
【００２５】測定流体（石油）ＦＬoにより反射された
蛍光Ｘ線を、計測カウンタ５にてカウントする。測定さ
れたカウント数が、測定流体（石油）ＦＬoの硫黄濃度
に比例する。この結果、測定流体（石油）ＦＬoの硫黄
濃度が測定される。The fluorescent X-rays reflected by the measuring fluid (petroleum) FL o are counted by the measuring counter 5. The measured count is proportional to the sulfur concentration of the measured fluid (petroleum) FL o . As a result, the sulfur concentration of the measurement fluid (petroleum) FL o is measured.
【００２６】この硫黄計測対象の石油中には、溶存酸素
を含有する海水Ａが混入されており、この海水Ａが、ベ
リリウム材よりなる検出膜３とマグネシウム材よりなる
犠牲陽極電極１１との間に付着堆積する。Seawater A containing dissolved oxygen is mixed in the petroleum to be measured for sulfur, and the seawater A is present between the detection film 3 made of beryllium material and the sacrificial anode electrode 11 made of magnesium material. Adhere to and deposit.
【００２７】このような状態中では、
マグネシウム材の犠牲陽極電極１１のアノード反応（溶
解反応）
Ｍｇ→Ｍｇ2ー＋２ｅIn such a state, the anode reaction (dissolution reaction) of the sacrificial anode electrode 11 made of magnesium material Mg → Mg 2 − + 2e
【００２８】ベリリウム材の検出膜３のカソード反応
（還元反応）
Ｂｅ2ー＋２ｅ→Ｂｅ
ステンレス鋼の測定管１のカソード反応（還元反応）
２Ｈ+＋２ｅ→Ｈ2 Cathode reaction (reduction reaction) of the detection film 3 of beryllium material Be 2 − + 2e → Be Cathode reaction (reduction reaction) of the measuring tube 1 of stainless steel 2H + + 2e → H 2
【００２９】溶存酸素(Ｏ2)のカソード反応（還元反
応）
1/2Ｏ2＋Ｈ2Ｏ＋２ｅ→２ＯＨ
が生じ、マグネシウム材の犠牲陽極電極１１の電食とな
り、ベリリウム材の検出膜３の腐蝕溶解は生じない。A cathodic reaction (reduction reaction) of dissolved oxygen (O 2 ) 1 / 2O 2 + H 2 O + 2e → 2OH occurs, which causes electrolytic corrosion of the sacrificial anode electrode 11 of the magnesium material and corrosion dissolution of the detection film 3 of the beryllium material. Does not happen.
【００３０】なお、絶縁塗装膜１２が、犠牲陽極電極１
１の検出膜３と測定管１との接触部分に設けられたの
で、ステンレス鋼の測定管１のカソード反応（還元反
応）は生じない。The insulating coating film 12 is used as the sacrificial anode electrode 1.
Since it is provided in the contact portion between the detection film 3 of No. 1 and the measuring tube 1, the cathode reaction (reduction reaction) of the stainless steel measuring tube 1 does not occur.
【００３１】この結果、（１）マグネシウム材を犠牲陽
極電極１１としてＸ線型硫黄計に組み込み、ベリリウム
材の検出膜３をカソード反応側に移行するようにしたの
で、ベリリウム材の検出膜３の腐蝕防止が実現出来るＸ
線型硫黄計が得られる。As a result, (1) the magnesium material was incorporated into the X-ray sulfur meter as the sacrificial anode electrode 11 so that the detection film 3 of the beryllium material was transferred to the cathode reaction side, so that the detection film 3 of the beryllium material was corroded. Prevention that can be realized X
A linear sulfur meter is obtained.
【００３２】（２）測定管１と検出膜３との間に、犠牲
陽極電極１１が組み込まれた簡潔な構成であるので、耐
食性が向上され、かつ安価なＸ線型硫黄計が得られる。
（３）犠牲陽極電極１１にマグネシウム材を使用したの
で、マグネシウム材は汎用性があり市販品が容易に入手
出来るので、安価なＸ線型硫黄計が得られる。(2) Since the sacrificial anode electrode 11 is incorporated between the measuring tube 1 and the detection film 3, the X-ray sulfur meter has an improved corrosion resistance and is inexpensive.
(3) Since a magnesium material is used for the sacrificial anode electrode 11, the magnesium material has versatility and a commercially available product can be easily obtained, so that an inexpensive X-ray sulfur meter can be obtained.
【００３３】（４）犠牲陽極電極１１が検出孔２の周囲
にリング状に設けられたので、検出膜３の保護がより確
実に得られるＸ線型硫黄計が得られる。(4) Since the sacrificial anode electrode 11 is provided around the detection hole 2 in a ring shape, an X-ray type sulfur meter can be obtained in which the detection film 3 can be protected more reliably.
【００３４】（５）絶縁塗装膜１２が、犠牲陽極電極１
１の検出膜３と測定管１との接触部分に設けられたの
で、ステンレス鋼の測定管１のカソード反応（還元反
応）は生じず、マグネシウム材の犠牲陽極電極１１の消
耗をより低減出来るＸ線型硫黄計が得られる。(5) The insulating coating film 12 is the sacrificial anode electrode 1
Since it is provided in the contact portion between the detection film 3 of No. 1 and the measuring tube 1, the cathode reaction (reduction reaction) of the stainless steel measuring tube 1 does not occur, and the consumption of the sacrificial anode electrode 11 of the magnesium material can be further reduced. A linear sulfur meter is obtained.
【００３５】（６）測定管１がステンレス材で構成され
たので、耐食性がより良好なＸ線型硫黄計が得られる。(6) Since the measuring tube 1 is made of a stainless material, an X-ray type sulfur meter having better corrosion resistance can be obtained.
【００３６】なお、前述の実施例においては、測定管１
はステンレスよりなると説明したが、これに限ることは
なく、例えば、鋳鉄管、アルミニウム管、ニッケル管で
も良い。要するに、ベリリウム材よりイオン化傾向の小
なる金属材料であれば良い。In the above embodiment, the measuring tube 1
Is made of stainless steel, but is not limited to this, and may be, for example, a cast iron pipe, an aluminum pipe, or a nickel pipe. In short, any metal material having a smaller ionization tendency than the beryllium material may be used.
【００３７】また、前述の実施例においては、犠牲陽極
電極１１は、マグネシウム材よりなると説明したが、こ
れに限ることはなく、例えば、リチュウム材、カリウム
材でも良い。要するに、ベリリウム材よりイオン化傾向
の大なる金属材料であれば良い。Further, in the above-mentioned embodiments, the sacrificial anode electrode 11 has been described as being made of a magnesium material, but the material is not limited to this and may be, for example, a lithium material or a potassium material. In short, any metal material having a greater ionization tendency than the beryllium material may be used.
【００３８】[0038]
【発明の効果】以上詳細に説明したように、本発明の請
求項１の発明によれば、
（１）ベリリウム材よりイオン化傾向の大なる金属材料
を犠牲陽極電極としてＸ線型硫黄計に組み込み、ベリリ
ウム材の検出膜をカソード反応側に移行するようにした
ので、ベリリウム材の検出膜の腐蝕防止が実現出来るＸ
線型硫黄計が得られる。
（２）測定管と検出膜との間に、犠牲陽極電極が組み込
まれた簡潔な構成であるので、耐食性が向上され、かつ
安価なＸ線型硫黄計が得られる。As described in detail above, according to the first aspect of the present invention, (1) a metal material having a greater ionization tendency than a beryllium material is incorporated into an X-ray sulfur meter as a sacrificial anode electrode, Since the detection film of the beryllium material is moved to the cathode reaction side, it is possible to prevent corrosion of the detection film of the beryllium material.
A linear sulfur meter is obtained. (2) Since the sacrificial anode electrode is incorporated between the measurement tube and the detection film, the structure is simple, and thus an inexpensive X-ray sulfur meter with improved corrosion resistance can be obtained.
【００３９】本発明の請求項２の発明によれば、犠牲陽
極電極にマグネシウム材を使用したので、マグネシウム
材は汎用性があり市販品が容易に入手出来るので、安価
なＸ線型硫黄計が得られる。According to the second aspect of the present invention, since the magnesium material is used for the sacrificial anode electrode, the magnesium material has versatility and can be easily obtained as a commercial product, so that an inexpensive X-ray sulfur meter can be obtained. To be
【００４０】本発明の請求項３の発明によれば、犠牲陽
極電極が検出孔の周囲にリング状に設けられたので、検
出膜の保護がより確実に得られるＸ線型硫黄計が得られ
る。According to the third aspect of the present invention, since the sacrificial anode electrode is provided in a ring shape around the detection hole, an X-ray type sulfur meter can be obtained in which the detection film can be more reliably protected.
【００４１】本発明の請求項１の発明によれば、絶縁塗
装膜が、犠牲陽極電極の検出膜と測定管との接触部分に
設けられたので、ステンレス鋼の測定管のカソード反応
（還元反応）は生じず、マグネシウム材の犠牲陽極電極
の消耗をより低減出来るＸ線型硫黄計が得られる。According to the first aspect of the present invention, since the insulating coating film is provided at the contact portion between the detection film of the sacrificial anode electrode and the measuring tube, the cathode reaction (reduction reaction) of the stainless steel measuring tube is performed. ) Does not occur, and it is possible to obtain an X-ray type sulfur meter capable of further reducing the consumption of the sacrificial anode electrode made of magnesium.
【００４２】 本発明の請求項４の発明によれば、測定
管がステンレス材で構成されたので、耐食性がより良好
なＸ線型硫黄計が得られる。According to the fourth aspect of the present invention, since the measuring tube is made of a stainless material, an X-ray type sulfur meter having better corrosion resistance can be obtained.
【００４３】従って、本発明によれば、検出膜の防食性
が向上されたＸ線型硫黄計を実現することが出来る。Therefore, according to the present invention, it is possible to realize an X-ray type sulfur meter in which the corrosion resistance of the detection film is improved.
【図１】本発明の一実施例の要部構成説明図である。FIG. 1 is an explanatory diagram of a main part configuration of an embodiment of the present invention.
【図２】従来より一般に使用されている従来例の構成説
明図である。FIG. 2 is an explanatory diagram of a configuration of a conventional example that is generally used in the past.
【符号の説明】 １ 測定管 ２ 検出孔 ３ 検出膜 ４ Ｘ線源 ５ 計測カウンタ ６ 押さえフランジ ７ Ｏリング ８ プラグ ９ Ｏリング １１ 犠牲陽極電極 １２ 絶縁塗装膜[Explanation of symbols] 1 measuring tube 2 detection holes 3 Detection film 4 X-ray source 5 measurement counter 6 Holding flange 7 O-ring 8 plugs 9 O-ring 11 Sacrificial anode electrode 12 Insulation coating film
───────────────────────────────────────────────────── フロントページの続き (56)参考文献 特開 平３−28385（ＪＰ，Ａ) 実開 平６−46365（ＪＰ，Ｕ) 実開 昭56−42974（ＪＰ，Ｕ) 実開 昭61−94563（ＪＰ，Ｕ) 塘正弘 他２名，“特集：放射線（Ｘ 線）応用工業計測器 蛍光Ｘ線式石油硫 黄計ＲＸ−1000ＭＫ ＩＩ”，計測技 術，1994年，第22巻，第10号，ｐｐ．71 −74 (58)調査した分野(Int.Cl.7，ＤＢ名) G01N 23/00 - 23/227 C23F 13/00 - 13/02 ＪＩＣＳＴファイル（ＪＯＩＳ)─────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-3-28385 (JP, A) Actually open 6-46365 (JP, U) Actually open 56-42974 (JP, U) Actually open 61- 94563 (JP, U) T. Masahiro and 2 others, “Special Feature: Radiation (X-ray) Applied Industrial Measuring Instrument, Fluorescent X-ray Petroleum Sulfur Yellow Meter RX-1000MK II”, Measuring Technology, 1994, Vol. 22, Vol. No. 10, pp. 71-74 (58) Fields surveyed (Int.Cl. 7 , DB name) G01N 23/00-23/227 C23F 13/00-13/02 JISST file (JOIS)
Claims (4)
黄濃度を検出するＸ線型硫黄計において、 測定流体が内部を流れベリリウム材よりイオン化傾向の
小なる金属材料よりなる測定管と、 この測定管に設けられた検出孔と、 この検出孔を塞いで設けられベリリウム材よりなる検出
膜と、 前記測定管の管路内の前記検出膜近くに設けられ前記ベ
リリウム材よりイオン化傾向の大なる金属材料よりなる
犠牲陽極電極と、 前記検出膜を透過して前記測定流体にＸ線を照射するＸ
線源と、 前記測定流体で反射された蛍光Ｘ線の数をカウントする
計測カウンタと、 前記犠牲陽極電極の前記検出膜と前記測定管との接触部
分に設けられた絶縁塗装膜と を具備したことを特徴とす
るＸ線型硫黄計。1. An X-ray type sulfur meter for detecting the sulfur concentration of a measuring fluid by using a beryllium detecting film, and a measuring tube made of a metal material having a smaller ionization tendency than that of the beryllium material. A detection hole provided in the tube, a detection film made of beryllium material provided to close the detection hole, and a metal having a greater ionization tendency than the beryllium material provided near the detection film in the pipe of the measurement tube. A sacrificial anode electrode made of a material, and X for irradiating the measurement fluid with X-rays through the detection film.
Source and the contact portion of the measurement counter for counting the number of fluorescent X-rays reflected by the measurement fluid, and the detection layer of the sacrificial anode electrode and the measuring tube
An X-ray type sulfur meter, comprising: an insulating coating film provided for each part.
具備したことを特徴とする請求項１記載のＸ線型硫黄
計。2. The X-ray type sulfur meter according to claim 1, further comprising a sacrificial anode electrode made of a magnesium material.
た犠牲陽極電極を具備したことを特徴とする請求項１又
は請求項２記載のＸ線型硫黄計。3. The X-ray sulfur meter according to claim 1, further comprising a sacrificial anode electrode provided in a ring shape around the detection hole.
ことを特徴とする請求項１乃至請求項３の何れかに記載
のＸ線型硫黄計。Wherein X linear sulfur meter according to any one of claims 1 to 3, characterized by comprising a measuring tube made of a stainless material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01127998A JP3491668B2 (en) | 1998-01-23 | 1998-01-23 | X-ray sulfur meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP01127998A JP3491668B2 (en) | 1998-01-23 | 1998-01-23 | X-ray sulfur meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11211680A JPH11211680A (en) | 1999-08-06 |
| JP3491668B2 true JP3491668B2 (en) | 2004-01-26 |
Family
ID=11773564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP01127998A Expired - Fee Related JP3491668B2 (en) | 1998-01-23 | 1998-01-23 | X-ray sulfur meter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3491668B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6081260B2 (en) * | 2013-03-28 | 2017-02-15 | 株式会社日立ハイテクサイエンス | X-ray fluorescence analyzer |
| CN105717152A (en) * | 2016-01-27 | 2016-06-29 | 华润水泥技术研发有限公司 | Method for quickly measuring content of sulfur trioxide in desulfurization gypsum by means of sulfur detector |
-
1998
- 1998-01-23 JP JP01127998A patent/JP3491668B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| 塘正弘 他２名，"特集：放射線（Ｘ線）応用工業計測器 蛍光Ｘ線式石油硫黄計ＲＸ−１０００ＭＫ ＩＩ"，計測技術，１９９４年，第２２巻，第１０号，ｐｐ．７１−７４ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH11211680A (en) | 1999-08-06 |
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