JPH0466569U - - Google Patents
Info
- Publication number
- JPH0466569U JPH0466569U JP11010190U JP11010190U JPH0466569U JP H0466569 U JPH0466569 U JP H0466569U JP 11010190 U JP11010190 U JP 11010190U JP 11010190 U JP11010190 U JP 11010190U JP H0466569 U JPH0466569 U JP H0466569U
- Authority
- JP
- Japan
- Prior art keywords
- light
- lubricating oil
- amount
- light emitting
- emitting element
- 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.)
- Pending
Links
- 239000010687 lubricating oil Substances 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
第１図はこの考案に係る光学式摩耗粉検知装置
をガスタービンに取付けた状態の概略構成図、第
２図は光学式摩耗粉検知装置の回路構成図、第３
図および第４図はそれぞれ実験結果を示すグラフ
である。
１……ガスタービン（回転機械）、２，３……
軸受け、４……歯車、１０……潤滑油流路、１１
……赤外ＬＥＤ（投光用素子）、１４……ＰＤ（
受光素子）、２０……ＬＥＤ駆動回路、２１……
第２のＰＤ（別の受光素子）、２３……比較回路
。
Figure 1 is a schematic configuration diagram of the optical wear particle detection device according to this invention installed in a gas turbine, Figure 2 is a circuit configuration diagram of the optical wear debris detection device, and Figure 3 is a circuit diagram of the optical wear particle detection device.
4 and 4 are graphs showing experimental results, respectively. 1... Gas turbine (rotating machine), 2, 3...
Bearing, 4... Gear, 10... Lubricating oil flow path, 11
...Infrared LED (light projecting element), 14...PD (
light receiving element), 20...LED drive circuit, 21...
2nd PD (another light receiving element), 23...comparison circuit.
Claims (1)
流動させる透光性の潤滑油流路と、この潤滑油流
路中を流動している潤滑油に投光する投光用素子
と、潤滑油を透過した光を受光する受光素子とを
備え、潤滑油中の摩耗粉量を潤滑油の光の透過度
により測定するように構成した回転機械用の光学
式摩耗粉検知装置において、上記投光用素子の近
傍にその発光光量を検出する別の受光素子を設け
、この別の受光素子による発光光量検出結果にも
とづいて上記投光用素子による発光光量を一定に
調整する光量調整手段を設けたことを特徴とする
回転機械用の光学式摩耗粉検知装置。 (2) 上記発光素子がパルス発光する赤外発光ダ
イオードから構成されているとともに、上記潤滑
油流路への投光部および受光部にそれぞれ非球面
レンズを配置し、かつ潤滑油流路の内面に乱反射
防止コーテイングを施している請求項１に記載の
回転機械用の光学式摩耗粉検知装置。[Scope of Claim for Utility Model Registration] (1) A translucent lubricating oil flow path for flowing lubricating oil circulating in the friction parts of a rotating machine, and a lubricating oil flowing in this lubricating oil flow path. A device for rotating machinery comprising a light emitting element that emits light and a light receiving element that receives light transmitted through lubricating oil, and configured to measure the amount of wear particles in lubricating oil based on the light transmittance of the lubricating oil. In the optical wear particle detection device, another light receiving element is provided near the light emitting element to detect the amount of light emitted from the light emitting element, and the amount of light emitted by the light emitting element is determined based on the result of detection of the amount of emitted light by this other light receiving element. An optical wear powder detection device for a rotating machine, characterized in that it is provided with a light amount adjustment means for adjusting the amount of light to a constant value. (2) The light emitting element is composed of an infrared light emitting diode that emits pulsed light, and an aspherical lens is arranged in the light projecting part and the light receiving part to the lubricating oil flow path, and the inner surface of the lubricating oil flow path. 2. The optical wear powder detection device for a rotating machine according to claim 1, further comprising a coating for preventing diffused reflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11010190U JPH0466569U (en) | 1990-10-19 | 1990-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11010190U JPH0466569U (en) | 1990-10-19 | 1990-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0466569U true JPH0466569U (en) | 1992-06-11 |
Family
ID=31857386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11010190U Pending JPH0466569U (en) | 1990-10-19 | 1990-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0466569U (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166444A (en) * | 1980-05-27 | 1981-12-21 | Toshiba Corp | Detecting method for abnormality of plain bearing |
| JPS5897646A (en) * | 1981-11-25 | 1983-06-10 | ピエ−ル−ホ−カン・ベルクストレム | Measuring device for particle concentration in liquid |
| JPS61264238A (en) * | 1985-05-17 | 1986-11-22 | Asahi Eng Kk | Light-transmissive type lubricant abnormality detector |
| JPH01119741A (en) * | 1987-11-04 | 1989-05-11 | Nippon Soken Inc | Detecting apparatus of turbidity of oil |
-
1990
- 1990-10-19 JP JP11010190U patent/JPH0466569U/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56166444A (en) * | 1980-05-27 | 1981-12-21 | Toshiba Corp | Detecting method for abnormality of plain bearing |
| JPS5897646A (en) * | 1981-11-25 | 1983-06-10 | ピエ−ル−ホ−カン・ベルクストレム | Measuring device for particle concentration in liquid |
| JPS61264238A (en) * | 1985-05-17 | 1986-11-22 | Asahi Eng Kk | Light-transmissive type lubricant abnormality detector |
| JPH01119741A (en) * | 1987-11-04 | 1989-05-11 | Nippon Soken Inc | Detecting apparatus of turbidity of oil |
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