What is the time period required to determine the ultimate value of the intrinsic relaxation for steel strands?

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Why the temperature stress in a statically determinate structures corresponds to no change in stress resultant?

equilibrium

03 April 2017 6,535 4 View

Do concrete have relaxation?

Exclude the effect of shrinkage

03 April 2017 3,654 4 View

Creep sometime called plastic flow. The internal mechanism of creep may be due to one or a combination or reasons. What are these reasons?

interpretation of creep

03 April 2017 1,693 0 View

In vibration analysis of multi-degree of freedom system, what is the value of the off-diagonal elements of the consistent mass matrix?

Vibration analysis

02 March 2017 8,965 0 View

What is the minimum diameter of longitudinal reinforcement of a column?

how many mm?

02 March 2017 4,365 2 View

Is it correct that the value of the prestressing force which calculated by ACI code and AASHTO equals Aps*fpi?

why these codes ignored the effect of the nonprestressed steel and concrete on this value?

01 January 1970 5,429 9 View

What is the degree of the formula used to determine the depth of compression zone in members subjected to axial load and uniaxial bending moment?

columns

01 January 1970 6,250 12 View

How the descending branch of the stress-strain diagram of concrete under uniaxial compression can be determined experimentally?

What type of compression machines shall be used?

01 January 1970 7,178 6 View

How can I apply boundary conditions in an orthotropic steel deck numerical model using ABAQUS software?

I am trying to simulate vehicular loading on an orthotopic steel deck bridge section in ABAQUS software. The red arrow mark in the attached figure indicates the direction in which the vehicle will...

08 August 2024 719 0 View

How to fix errors in my heat transfer steel structure with reinforced concrete slab model Abaqus?

I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...

07 August 2024 1,028 0 View

How does grain and grain boundary affect the ceramic when studying its dielectric properties?

I am not able to get good literature and the physics behind how first these grains and grain boundaries arises out of no where when we make a pellet to study its dielectric properties and then how...

07 August 2024 5,177 3 View

What should be the sample container for the hydrothermal reaction in a microwave reactor at 180 °C for 10 min at the heating rate of 5 °C per minute?

Suggest one of them 1. Teflon-lined stainless steel autoclave: 2. Alumina (Al2O3) ceramic container

30 July 2024 7,326 1 View

Will the catalytic effect of retained austenite happens in steels including RA?

The catalytic effect of retained austenite refers to the phenomenon wherein quenching steels with a small amount of retained austenite, when subjected to tempering at a specific temperature...

27 July 2024 8,508 0 View

Please investigate the effect of temperature and strain rate of hot deformation and the formation of delta ferrite in martensitic stainless steel 410?

25 July 2024 9,408 0 View

How to saturate steel samples with hydrogen?

I have tried to saturate ferritic steel with hydrogen using the electrolytic method and H2SO4. However, the effect was very poor even after 3 days of "saturation". Can anybody help in choosing a...

24 July 2024 4,393 2 View

Why am I observing very high Temperature and Pressure Increase using NPT Ensemble?

Hello everyone, I am running DFT with CP2K software at 1200 K, 1 bar with a periodic system of 64 Al atoms + 2 CO2 atoms. However, I am seeing my temperature slowly increase to >4000 K and my...

22 July 2024 3,177 0 View

Masonry Interaction Module ABAQUS?

I am simulating interlocking / dry stacked masonry in Abaqus. I am using a friction coefficient of 0.6 for my model as it is stated in the previous research as well as in the base paper. The...

16 July 2024 5,047 0 View

How to find peak period and significant wave height for a particular location in ocean?

I want to develop the figure like attached figure. How can I get, peak period and significant wave height at any given location.

13 July 2024 886 2 View