SU1019315A1 - Specimen mechanical property checking method - Google Patents

Specimen mechanical property checking method Download PDF

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Publication number
SU1019315A1
SU1019315A1 SU813344489A SU3344489A SU1019315A1 SU 1019315 A1 SU1019315 A1 SU 1019315A1 SU 813344489 A SU813344489 A SU 813344489A SU 3344489 A SU3344489 A SU 3344489A SU 1019315 A1 SU1019315 A1 SU 1019315A1
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SU
USSR - Soviet Union
Prior art keywords
sample
frequencies
temperature
unrelaxed
relaxed
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Application number
SU813344489A
Other languages
Russian (ru)
Inventor
Станислав Иванович Мешков
Александр Серафимович Подкопаев
Original Assignee
Куйбышевский государственный университет
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Priority to SU813344489A priority Critical patent/SU1019315A1/en
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Publication of SU1019315A1 publication Critical patent/SU1019315A1/en

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Abstract

1. СПОСОБ КОНТРОЛЯ МЕХАНИЧЕСКИХ СВОЙСТВ ОБРАЗЦА, заключающийс  в том, что исследуемый образец нагревают, возбуждают в нем на двух заданных частотах упругие колебани , измер ют амплитуду колебаний образца в зависимости от температуры дл  каждой частоты и по этим двум зависимост м определ ют механические характеристики образца, отличающийс  тем, что, с целью повышени  информативности контрол  за счет определени  характеристик релаксационного спектра, определ ют значени  нерелаксированной и релаксированной частот дл  образца и образца с грузом, затем образец возбуждают на двух среднеквадратичных частотах от значений нерелаксированной и релаксированной частот, а по зависимост м амплитуды колебаний образца от температуры дл  двух среднеквадратичных частот определ ют характеристики релаксационного спектра. 2. Способ по п. 1, отличающийс  тем, .что значени  нерелаксированной и релаксированной частот колебаний определ ют i измерением собственных частот колебаний в зависимости от температуры дл  образ (Л ца и образца с грузом.1. METHOD OF CONTROL OF MECHANICAL PROPERTIES OF THE SAMPLE, which consists in heating the sample under test, excite elastic oscillations at two specified frequencies, measure the amplitude of oscillations of the sample depending on the temperature for each frequency, and from these two dependencies determine the mechanical characteristics of the sample characterized in that, in order to increase the information content of the control by determining the characteristics of the relaxation spectrum, the values of the unrelaxed and relaxed frequencies for the sample and about the sample with the load, then the sample is excited at two rms frequencies from the values of the unrelaxed and relaxed frequencies, and the temperature spectrum for the two rms frequencies determines the characteristics of the relaxation spectrum from the dependences of the amplitude of the sample oscillations on temperature. 2. A method according to claim 1, characterized in that the values of the unrelaxed and relaxed oscillation frequencies are determined by i measuring the natural oscillation frequencies as a function of temperature for the image (Lc and sample with load.

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Claims (2)

1. СПОСОБ КОНТРОЛЯ МЕХАНИЧЕСКИХ СВОЙСТВ ОБРАЗЦА, заключающийся в том, что исследуемый образец нагревают, возбуждают в нем на двух заданных частотах упругие колебания, измеряют амплитуду колебаний образца в зависимости от температуры для каждой частоты и по этим двум зависимостям оп ределяют механические характеристики образца, отличающийся тем, что, с целью повышения информативности контроля за счет определения характеристик релаксационного спектра, определяют значения нерелаксированной и релаксированной частот для образца и образца с грузом, затем образец возбуждают на двух среднеквадратичных частотах от значений нерелаксированной и релаксированной частот, а по зависимостям амплитуды колебаний образца от температуры для двух среднеквадратичных частот определяют характеристики релаксационного спектра.1. THE METHOD FOR CONTROLING THE MECHANICAL PROPERTIES OF THE SAMPLE, namely, that the test sample is heated, elastic vibrations are excited in it at two given frequencies, the amplitude of the sample’s vibrations is measured depending on the temperature for each frequency, and the mechanical characteristics of the sample are determined from these two dependences, which differ the fact that, in order to increase the information content of the control by determining the characteristics of the relaxation spectrum, unrelaxed and relaxed frequencies for the sample and the sample are determined with a load, then the sample is excited at two rms frequencies from the values of unrelaxed and relaxed frequencies, and the characteristics of the relaxation spectrum are determined from the dependences of the amplitude of the sample’s oscillations on temperature for two rms frequencies. 2. Способ по π. 1, отличающийся тем, что значения нерелаксированной и релаксированной частот колебаний определяют измерением собственных частот колебаний в зависимости от температуры для образца и образца с грузом.2. The method according to π. 1, characterized in that the values of unrelaxed and relaxed vibration frequencies are determined by measuring the natural vibration frequencies depending on the temperature for the sample and the sample with a load.
SU813344489A 1981-10-08 1981-10-08 Specimen mechanical property checking method SU1019315A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU813344489A SU1019315A1 (en) 1981-10-08 1981-10-08 Specimen mechanical property checking method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU813344489A SU1019315A1 (en) 1981-10-08 1981-10-08 Specimen mechanical property checking method

Publications (1)

Publication Number Publication Date
SU1019315A1 true SU1019315A1 (en) 1983-05-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
SU813344489A SU1019315A1 (en) 1981-10-08 1981-10-08 Specimen mechanical property checking method

Country Status (1)

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SU (1) SU1019315A1 (en)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
1. Авторское свидетельство СССР № 309281, кл. G 01 N 11/16, 1969. 2. Авторское свидетельство СССР № 244681, кл. G 01 N 34/01, 1968 (прототип) . *

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