MD2839B1 - Procedeu de defectoscopie ultrasonica a cordoanelor de sudura - Google Patents
Procedeu de defectoscopie ultrasonica a cordoanelor de sudura Download PDFInfo
- Publication number
- MD2839B1 MD2839B1 MDA20040261A MD20040261A MD2839B1 MD 2839 B1 MD2839 B1 MD 2839B1 MD A20040261 A MDA20040261 A MD A20040261A MD 20040261 A MD20040261 A MD 20040261A MD 2839 B1 MD2839 B1 MD 2839B1
- Authority
- MD
- Moldova
- Prior art keywords
- control
- ultrasonic
- reception
- defect
- echo signals
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000007547 defect Effects 0.000 abstract 3
- 238000003466 welding Methods 0.000 abstract 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000001066 destructive effect Effects 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Inventia se refera la domeniul controlului nedistructiv, si anume la un procedeu de defectoscopie ultrasonica a cordoanelor de sudura. Procedeul de defectoscopie ultrasonica a cordoanelor de sudura consta in aceea ca cel putin un traductor imbinat inclinat 1 si cel putin un traductor ultrasonic de receptie inclinat 2 se instaleaza pe suprafata piesei controlate 3 astfel incat directiile lor de emisie si de receptie se intersecteaza in zona de control a cordonului de sudura 4, 5. Emisia impulsurilor ultrasonice si receptia semnalelor de ecou se realizeaza de catre toate traductoarele inclinate in fiecare cursa de lucru a defectoscopului. Semnalele de ecou din zona de control a cordonului, receptionate de toate traductoarele, se selecteaza conform timpului de receptie si se inregistreaza amplitudinea lor. Comparand amplitudinile semnalelor de ecou receptionate, care corespund unui singur impuls ultrasonic in fiecare cursa de control cu nivelul sensibilitatii de rebut, stabilite separat pentru fiecare semnal de ecou, se determina prezenta defectului, iar tipul si orientarea lui se determina dupa numarul si amplasarea traductoarelor, care au inregistrat semnalul de ecou de la defect.Rezultatul inventiei consta in sporirea productivitatii controlului automatizat si a veridicitatii determinarii tipului si orientarii defectului depistat. ŕ
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 true MD2839B1 (ro) | 2005-08-31 |
| MD2839C2 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) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT362166B (de) * | 1979-01-08 | 1981-04-27 | Voest Alpine Ag | Schweissnaht austenitischer staehle |
| 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 |
| WO1990002328A1 (fr) * | 1988-08-26 | 1990-03-08 | 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 |
| FR2840991B1 (fr) * | 2002-06-17 | 2005-05-06 | Air Liquide | Procede de controle par ultrasons de joints soudes |
-
2004
- 2004-11-05 MD MDA20040261A patent/MD2839C2/ro not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| MD2839C2 (ro) | 2006-05-31 |
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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 |