JPS63101847U - - Google Patents
Info
- Publication number
- JPS63101847U JPS63101847U JP19583286U JP19583286U JPS63101847U JP S63101847 U JPS63101847 U JP S63101847U JP 19583286 U JP19583286 U JP 19583286U JP 19583286 U JP19583286 U JP 19583286U JP S63101847 U JPS63101847 U JP S63101847U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- piezoelectric element
- processing device
- piston ring
- signal processing
- 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
- 238000011156 evaluation Methods 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Testing Of Engines (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
第１図は本考案の一実施例の構成を示すシリン
ダライナ付近の縦断面図、第２図は第１図中の
―断面図、第３図Ａ，Ｂは本考案の一実施例の
評価結果を示す図、第４図および第５図はそれぞ
れ従来例を示す図である。
２…ピストンリング、３…シリンダライナ、７
１…超音波送波子、８１…超音波受波子、９１…
圧電素子、９４…表示部。
Fig. 1 is a vertical sectional view of the vicinity of the cylinder liner showing the configuration of an embodiment of the present invention, Fig. 2 is a cross-sectional view of - in Fig. 1, and Fig. 3 A and B are evaluations of an embodiment of the present invention. The diagrams showing the results, FIG. 4, and FIG. 5 are diagrams showing conventional examples, respectively. 2... Piston ring, 3... Cylinder liner, 7
1... Ultrasonic wave transmitter, 81... Ultrasonic wave receiver, 91...
Piezoelectric element, 94...display section.
Claims (1)
グ摺動範囲に対応する位置にそれぞれ装着された
超音波送受波装置および圧電素子からなるセンサ
と、このセンサによりピストンリングの摺動現象
から発せられるＡＥ（アコーステイツクエミツシ
ヨン）信号を検知して信号処理するＡＥ信号処理
装置と、上記超音波送受波装置よりピストンリン
グ通過位置に対応する時期にパルス状に超音波を
送波し、その反射波を受波して得られる信号と、
上記圧電素子からなるセンサとＡＥ信号処理装置
より得られるＡＥ信号とをそれぞれ表示する表示
部とを具備してなることを特徴とするピストン機
関のシリンダ潤滑評価装置。 A sensor consisting of an ultrasonic wave transmitter/receiver and a piezoelectric element is mounted on the outer peripheral surface of the cylinder of a piston engine at a position corresponding to the piston ring sliding range. The AE signal processing device detects the signal and processes the signal, and the ultrasonic transceiver device transmits pulsed ultrasonic waves at the time corresponding to the piston ring passing position, and receives the reflected waves. and the signal obtained by
A cylinder lubrication evaluation device for a piston engine, comprising a sensor made of the piezoelectric element described above and a display section that displays an AE signal obtained from the AE signal processing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19583286U JPS63101847U (en) | 1986-12-22 | 1986-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19583286U JPS63101847U (en) | 1986-12-22 | 1986-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63101847U true JPS63101847U (en) | 1988-07-02 |
Family
ID=31154085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19583286U Pending JPS63101847U (en) | 1986-12-22 | 1986-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63101847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014126459A (en) * | 2012-12-26 | 2014-07-07 | National Fisheries Univ | State monitoring system of reciprocating mechanical device, and method and program thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5529054A (en) * | 1978-08-21 | 1980-03-01 | Hitachi Zosen Corp | Detecting method for scarfing and scarfing detector |
| JPS59135341A (en) * | 1982-09-13 | 1984-08-03 | フラウド・コンサイン・リミテツド | Test set for engine |
-
1986
- 1986-12-22 JP JP19583286U patent/JPS63101847U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5529054A (en) * | 1978-08-21 | 1980-03-01 | Hitachi Zosen Corp | Detecting method for scarfing and scarfing detector |
| JPS59135341A (en) * | 1982-09-13 | 1984-08-03 | フラウド・コンサイン・リミテツド | Test set for engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014126459A (en) * | 2012-12-26 | 2014-07-07 | National Fisheries Univ | State monitoring system of reciprocating mechanical device, and method and program thereof |
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