RU98110447A - METHOD FOR DETERMINING ELASTICITY WHEN STRETCHING ELASTOMERS - Google Patents

METHOD FOR DETERMINING ELASTICITY WHEN STRETCHING ELASTOMERS

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Publication number
RU98110447A
RU98110447A RU98110447/28A RU98110447A RU98110447A RU 98110447 A RU98110447 A RU 98110447A RU 98110447/28 A RU98110447/28 A RU 98110447/28A RU 98110447 A RU98110447 A RU 98110447A RU 98110447 A RU98110447 A RU 98110447A
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RU
Russia
Prior art keywords
temperature
tensile modulus
elastomers
determining
test
Prior art date
Application number
RU98110447/28A
Other languages
Russian (ru)
Other versions
RU2168167C2 (en
Inventor
В.А. Ивановский
Ю.В. Зеленев
Т.В. Отмахова
В.В. Григорьев
Original Assignee
Тамбовское высшее военное авиационное инженерное училище
Filing date
Publication date
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Priority to RU98110447A priority Critical patent/RU2168167C2/en
Priority claimed from RU98110447A external-priority patent/RU2168167C2/en
Publication of RU98110447A publication Critical patent/RU98110447A/en
Application granted granted Critical
Publication of RU2168167C2 publication Critical patent/RU2168167C2/en

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Claims (1)

Способ определения модуля упругости при растяжении эластомеров, находящихся в высокоэластическом состоянии, заключающийся в том, что при известной температуре T измеряют физические характеристики испытуемого материала, по результатам которых рассчитывают модуль упругости при растяжении E, отличающийся тем, что измеряют температуру Tα, энергию активации Wα процесса α- релаксации для испытуемого образца дилатометрическим методом; исследуемый материал помещают в конденсаторный первичный измерительный преобразователь, измеряют
Figure 00000001
средний квадрат тока тепловых электрических флуктуаций, соответствующую gx - шумовую активную проводимость при температуре испытаний T, вычисляют модуль упругости при растяжении E по формуле
Figure 00000002

где fα эффективная частота определения температуры Tα - α- релаксации, k - постоянная Больцмана, ρ - плотность образца, Δf - полоса частот измерений флуктуационных напряжений, по которым определяются
Figure 00000003
The method for determining the tensile modulus of elasticity of elastomers in a highly elastic state, which consists in the fact that at a known temperature T measure the physical characteristics of the test material, the results of which calculate the tensile modulus E, characterized in that measure the temperature T α , the activation energy W α α-relaxation process for the test sample by the dilatometric method; the test material is placed in a capacitor primary measuring transducer, measured
Figure 00000001
the average square of the current of thermal electric fluctuations corresponding to g x is the noise active conductivity at the test temperature T, the tensile modulus E is calculated by the formula
Figure 00000002

where f α is the effective frequency for determining the temperature T α - α-relaxation, k is the Boltzmann constant, ρ is the density of the sample, Δf is the frequency band of fluctuation stress measurements, which are used to determine
Figure 00000003
RU98110447A 1998-06-02 1998-06-02 Procedure determining modulus of elasticity during tension of elastomers RU2168167C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU98110447A RU2168167C2 (en) 1998-06-02 1998-06-02 Procedure determining modulus of elasticity during tension of elastomers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU98110447A RU2168167C2 (en) 1998-06-02 1998-06-02 Procedure determining modulus of elasticity during tension of elastomers

Publications (2)

Publication Number Publication Date
RU98110447A true RU98110447A (en) 2000-04-10
RU2168167C2 RU2168167C2 (en) 2001-05-27

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RU98110447A RU2168167C2 (en) 1998-06-02 1998-06-02 Procedure determining modulus of elasticity during tension of elastomers

Country Status (1)

Country Link
RU (1) RU2168167C2 (en)

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