SU1153233A1 - Eddy current gauge for measuring the thickness of dielectric coating - Google Patents
Eddy current gauge for measuring the thickness of dielectric coating Download PDFInfo
- Publication number
- SU1153233A1 SU1153233A1 SU833648664A SU3648664A SU1153233A1 SU 1153233 A1 SU1153233 A1 SU 1153233A1 SU 833648664 A SU833648664 A SU 833648664A SU 3648664 A SU3648664 A SU 3648664A SU 1153233 A1 SU1153233 A1 SU 1153233A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- output
- eddy current
- input
- amplifier
- thickness
- Prior art date
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- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
ВИХРЕТОКОВЫЙ ТОЛЩИНОМЕР ДИЭЛЕКТРИЧЕСКИХ ПОКРЫТИЙ, содержащий последовательно соединенные генератор гармонического тока, накладной вихретоковый преобразователь , усилитель, амплитудный детектор и логарифмический усилитель, а также индикатор , отличаю щнйс тем, что, с целью повышени производительности контрол , он снабжен перемножителем, подключенным первым входом к выходу логарифмического усилител и выходом - к индикатору , последовательно соединенными источником опорного напр жени и сумматором, подключенным вторым входом к выходу логарифмического усилител , а выходом - к второму входу перемножител .EDDY CURRENT THICKNESS OF DIELECTRIC COATINGS, comprising serially connected harmonic current generator, bill eddy current transducer, an amplifier, an amplitude detector and a logarithmic amplifier, and an indicator, characterized schnys in that in order to improve control performance, it is provided with a multiplier connected the first input to the output of the logarithmic amplifier and output - to the indicator, connected in series by a source of reference voltage and an adder connected by the second input to the output of the logarithmic amplifier, and the output to the second input of the multiplier.
Description
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU833648664A SU1153233A1 (en) | 1983-10-04 | 1983-10-04 | Eddy current gauge for measuring the thickness of dielectric coating |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU833648664A SU1153233A1 (en) | 1983-10-04 | 1983-10-04 | Eddy current gauge for measuring the thickness of dielectric coating |
Publications (1)
Publication Number | Publication Date |
---|---|
SU1153233A1 true SU1153233A1 (en) | 1985-04-30 |
Family
ID=21084098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU833648664A SU1153233A1 (en) | 1983-10-04 | 1983-10-04 | Eddy current gauge for measuring the thickness of dielectric coating |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU1153233A1 (en) |
-
1983
- 1983-10-04 SU SU833648664A patent/SU1153233A1/en active
Non-Patent Citations (1)
Title |
---|
1. Приборы дл неразрушающего контрол материалов и изделий. Справочник под ред. В. В. Ключева, кн. 2. М., Машиностроение, 1976, с. 129, рис. 43 (б). 2. Там же, с. 127, рис. 143 (прототип). * |
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