JPS61138802U - - Google Patents
Info
- Publication number
- JPS61138802U JPS61138802U JP2216185U JP2216185U JPS61138802U JP S61138802 U JPS61138802 U JP S61138802U JP 2216185 U JP2216185 U JP 2216185U JP 2216185 U JP2216185 U JP 2216185U JP S61138802 U JPS61138802 U JP S61138802U
- Authority
- JP
- Japan
- Prior art keywords
- detection unit
- rotor
- signal
- stoppage
- obtains
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
Description
第１図乃至第３図はそれぞれ本考案の一実施例
を説明するためのもので、第１図は本考案の一実
施例に於ける回転／停止検出機構の構成を示す斜
視図、第２図は上記第１図の一部を拡大して示す
一部を断面にした側面図、第３図は上記実施例の
回路構成を示すブロツク図である。第４図乃至第
６図はそれぞれ従来の回転／停止検出手段を説明
するためのもので、第４図ａはロータの撓みが無
い正常な状態の概念図、同図ｂはロータの撓みが
生じた異常状態の概念図、第５図は従来の検出部
の構成説明図、第６図は第５図の検出パルス波形
を示す図である。
１…ロータ、２…接触棒、３…ＡＥセンサ、４
…押付け装置、１１…前置増幅器、１２…帯域制
限フイルタ、１３…二乗平均回路、１４…比較回
路、１５…ターニング装置。
1 to 3 are for explaining one embodiment of the present invention, respectively. FIG. 1 is a perspective view showing the configuration of a rotation/stop detection mechanism in an embodiment of the present invention, and FIG. The figure is a partially sectional side view showing an enlarged view of a part of the above-described FIG. 1, and FIG. 3 is a block diagram showing the circuit configuration of the above-mentioned embodiment. Figures 4 to 6 are for explaining conventional rotation/stop detection means, respectively. Figure 4a is a conceptual diagram of a normal state in which the rotor is not deflected, and Figure 4b is a conceptual diagram of a normal state in which the rotor is not deflected. FIG. 5 is a diagram illustrating the configuration of a conventional detection section, and FIG. 6 is a diagram showing the detection pulse waveform of FIG. 5. 1... Rotor, 2... Contact rod, 3... AE sensor, 4
...Pushing device, 11... Preamplifier, 12... Band limit filter, 13... Mean square circuit, 14... Comparison circuit, 15... Turning device.
Claims (1)
検知する検出部と、この検知部の出力信号を受け
てロータ停止に伴いターニングの起動信号を得る
信号処理回路とを具備してなることを特徴とする
タービン監視装置。 The device is characterized by comprising a detection unit that detects rotation/stoppage of the rotor based on whether or not ultrasonic waves are generated, and a signal processing circuit that receives an output signal from the detection unit and obtains a turning start signal when the rotor stops. Turbine monitoring equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2216185U JPS61138802U (en) | 1985-02-19 | 1985-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2216185U JPS61138802U (en) | 1985-02-19 | 1985-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61138802U true JPS61138802U (en) | 1986-08-28 |
Family
ID=30514212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2216185U Pending JPS61138802U (en) | 1985-02-19 | 1985-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61138802U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013108440A (en) * | 2011-11-21 | 2013-06-06 | Chugoku Electric Power Co Inc:The | Method for stopping power generation facility |
-
1985
- 1985-02-19 JP JP2216185U patent/JPS61138802U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013108440A (en) * | 2011-11-21 | 2013-06-06 | Chugoku Electric Power Co Inc:The | Method for stopping power generation facility |