JPS6335904U - - Google Patents
Info
- Publication number
- JPS6335904U JPS6335904U JP12920986U JP12920986U JPS6335904U JP S6335904 U JPS6335904 U JP S6335904U JP 12920986 U JP12920986 U JP 12920986U JP 12920986 U JP12920986 U JP 12920986U JP S6335904 U JPS6335904 U JP S6335904U
- Authority
- JP
- Japan
- Prior art keywords
- crack
- eff
- range
- measuring
- effective stress
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図は本考案構造物内き裂の開閉口挙動測定
装置の一実施例を示す系統図、第２図は第１図の
表示装置の表示図形の線図、第３図はき裂のモデ
ルを示す説明図である。
１……構造物、２……き裂、３，４……ひずみ
ゲージ、５，６……増幅器、７……表示装置、８
……電源。
Fig. 1 is a system diagram showing an embodiment of the device for measuring the opening and closing behavior of cracks in structures according to the present invention, Fig. 2 is a line diagram of display figures of the display device in Fig. It is an explanatory diagram showing a model. 1...Structure, 2...Crack, 3, 4...Strain gauge, 5, 6...Amplifier, 7...Display device, 8
……power supply.
Claims (1)
とにそれぞれ配設した変位またはひずみの計測用
センサーの出力から有効応力範囲Δσｅｆｆと応
力範囲Δσとの比Δσｅｆｆ／Δσを検出し、こ
れに基づきそのき裂の有効応力拡大係数範囲を求
めることを特徴とする構造物内き裂の開閉口挙動
測定装置。 Detecting the ratio Δσ eff /Δσ between the effective stress range Δσ eff and the stress range Δσ from the outputs of sensors for measuring displacement or strain disposed at the tip of the crack in the structure and at a position sufficiently distant from the crack, A device for measuring the opening/closing behavior of a crack in a structure, which is characterized by determining the effective stress intensity factor range of the crack based on this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12920986U JPS6335904U (en) | 1986-08-25 | 1986-08-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12920986U JPS6335904U (en) | 1986-08-25 | 1986-08-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6335904U true JPS6335904U (en) | 1988-03-08 |
Family
ID=31025582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12920986U Pending JPS6335904U (en) | 1986-08-25 | 1986-08-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6335904U (en) |
-
1986
- 1986-08-25 JP JP12920986U patent/JPS6335904U/ja active Pending
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