MD2839C2 - Procedeu de defectoscopie ultrasonică a cordoanelor de sudură - Google Patents
Procedeu de defectoscopie ultrasonică a cordoanelor de sudură Download PDFInfo
- Publication number
- MD2839C2 MD2839C2 MDA20040261A MD20040261A MD2839C2 MD 2839 C2 MD2839 C2 MD 2839C2 MD A20040261 A MDA20040261 A MD A20040261A MD 20040261 A MD20040261 A MD 20040261A MD 2839 C2 MD2839 C2 MD 2839C2
- Authority
- MD
- Moldova
- Prior art keywords
- testing
- transformers
- reception
- defect
- echo signals
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000007547 defect Effects 0.000 abstract 3
- 238000009659 non-destructive testing Methods 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 2
- 238000002604 ultrasonography Methods 0.000 abstract 2
- 230000035945 sensitivity Effects 0.000 abstract 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Invenţia se referă la domeniul controlului nedistructiv, şi anume la un procedeu de defectoscopie ultrasonică a cordoanelor de sudură.Procedeul de defectoscopie ultrasonică a cordoanelor de sudură constă în aceea că cel puţin un traductor îmbinat înclinat 1 şi cel puţin un traductor ultrasonic de recepţie înclinat 2 se instalează pe suprafaţa piesei controlate 3 astfel încât direcţiile lor de emisie şi de recepţie se intersectează în zona de control a cordonului de sudură 4, 5. Emisia impulsurilor ultrasonice şi recepţia semnalelor de ecou se realizează de către toate traductoarele înclinate în fiecare cursă de lucru a defectoscopului. Semnalele de ecou din zona de control a cordonului, recepţionate de toate traductoarele, se selectează conform timpului de recepţie şi se înregistrează amplitudinea lor. Comparând amplitudinile semnalelor de ecou recepţionate, care corespund unui singur impuls ultrasonic în fiecare cursă de control cu nivelul sensibilităţii de rebut, stabilite separat pentru fiecare semnal de ecou, se determină prezenţa defectului, iar tipul şi orientarea lui se determină după numărul şi amplasarea traductoarelor, care au înregistrat semnalul de ecou de la defect.Rezultatul invenţiei constă în sporirea productivităţii controlului automatizat şi a veridicităţii determinării tipului şi orientării defectului depistat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20040261A MD2839C2 (ro) | 2004-11-05 | 2004-11-05 | Procedeu de defectoscopie ultrasonică a cordoanelor de sudură |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| MDA20040261A MD2839C2 (ro) | 2004-11-05 | 2004-11-05 | Procedeu de defectoscopie ultrasonică a cordoanelor de sudură |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD2839B1 MD2839B1 (ro) | 2005-08-31 |
| MD2839C2 true MD2839C2 (ro) | 2006-05-31 |
Family
ID=34859167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MDA20040261A MD2839C2 (ro) | 2004-11-05 | 2004-11-05 | Procedeu de defectoscopie ultrasonică a cordoanelor de sudură |
Country Status (1)
| Country | Link |
|---|---|
| MD (1) | MD2839C2 (ro) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4295375A (en) * | 1979-01-08 | 1981-10-20 | Voest-Alpine Aktiengesellschaft | Ultrasonic method of testing welded joints |
| SU1469440A1 (ru) * | 1980-06-24 | 1989-03-30 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Способ ультразвукового контрол (его варианты) |
| EP0388470A1 (fr) * | 1988-08-26 | 1990-09-26 | Moskovskoe Vysshee Tekhnicheskoe Uchilische Imeni N.E.Baumana | Procede de commande de contact acoustique lors de la detection ultrasonique de defectuosites |
| SU1644022A1 (ru) * | 1987-02-09 | 1991-04-23 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Способ контрол дефектов изделий по сигналам акустической эмиссии и устройство дл его осуществлени |
| RU2137120C1 (ru) * | 1997-11-04 | 1999-09-10 | Анненков Андрей Станиславович | Способ ультразвукового контроля и устройство для его осуществления |
| FR2840991A1 (fr) * | 2002-06-17 | 2003-12-19 | Air Liquide | Procede de controle par ultrasons de joints soudes |
| US6857553B1 (en) * | 2002-04-17 | 2005-02-22 | The United States Of America As Represented By The United States Department Of Energy | Method and apparatus for in-process sensing of manufacturing quality |
-
2004
- 2004-11-05 MD MDA20040261A patent/MD2839C2/ro not_active IP Right Cessation
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4295375A (en) * | 1979-01-08 | 1981-10-20 | Voest-Alpine Aktiengesellschaft | Ultrasonic method of testing welded joints |
| SU1469440A1 (ru) * | 1980-06-24 | 1989-03-30 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Способ ультразвукового контрол (его варианты) |
| SU1644022A1 (ru) * | 1987-02-09 | 1991-04-23 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Способ контрол дефектов изделий по сигналам акустической эмиссии и устройство дл его осуществлени |
| EP0388470A1 (fr) * | 1988-08-26 | 1990-09-26 | Moskovskoe Vysshee Tekhnicheskoe Uchilische Imeni N.E.Baumana | Procede de commande de contact acoustique lors de la detection ultrasonique de defectuosites |
| RU2137120C1 (ru) * | 1997-11-04 | 1999-09-10 | Анненков Андрей Станиславович | Способ ультразвукового контроля и устройство для его осуществления |
| US6857553B1 (en) * | 2002-04-17 | 2005-02-22 | The United States Of America As Represented By The United States Department Of Energy | Method and apparatus for in-process sensing of manufacturing quality |
| FR2840991A1 (fr) * | 2002-06-17 | 2003-12-19 | Air Liquide | Procede de controle par ultrasons de joints soudes |
Also Published As
| Publication number | Publication date |
|---|---|
| MD2839B1 (ro) | 2005-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG4A | Patent for invention issued | ||
| KA4A | Patent for invention lapsed due to non-payment of fees (with right of restoration) | ||
| MM4A | Patent for invention definitely lapsed due to non-payment of fees |