Why the contact opens in the first load step?

These are the properties i have assigned: MP,MU,4,0.75MAT,4 TB,CZM,4,,,CBDETBDATA,1,0.25,0.018,0.35,0.125,0.0001,1 R,3 REAL,3ET,5,174ET,6,170 R,3,,,-82,,,...

03 April 2015 440 2 View

How can it be overcome?

This is the result i got every time

02 March 2015 6,848 0 View

How can we model the perfect bonding in ansys apdl?

Can we model without using contact elements, i used ''merge node'' options but it doesn't work. In case using contact 173 and target 170, how can we model the perfect bonding?

02 March 2015 3,980 2 View

Which type of contact options can be used between the interface of brick and mortar?

I have used CONTACT 173 and TARGET 170 element. The shear bond strength of brick-mortar is 0.005 MPa, coefficient of friction for bed joint is 1.2 and head joint is 0.85. Does it works if i use...

02 March 2015 8,179 4 View

In ANSYS, can we mesh a line non-uniformly?

Can we mesh a line non-uniformly, I mean If a line length is 100 mm, can we mesh it with a mesh length as for example 25mm, 20mm, 10mm , 20mm, 25mm ???

01 February 2015 2,483 5 View

How can we apply the monotonic and cyclic loading in ansys apdl?

I want to apply the loads in a masonry wall to check for the load-deflection curve.

01 February 2015 1,412 5 View

Is there any empirical formula to calculate the Elastic modulus of brick with known value of compressive strength?

Is there any empirical formula to calculate the Elastic modulus of brick with known value of compressive strength?

31 December 2014 8,500 0 View

How can we assign the non-linear properties in ANSYS apdl?

I want to assign the properties of brick, mortar and interface in the modelling of an unreinforced masonry wall.

11 December 2014 8,946 2 View

How can we assign ''element attributes'' after creating the volumes?

I have created a model that uses solid 45 and solid 65 elements, but I don't know how to assign the element attributes for the volumes. For some volumes I want to assign solid 45 and solid 65 for...

10 November 2014 1,427 3 View

How can I select solid45 elements in ANSYS (mechanical APDL)?

I can only find a limited number of solid elements but while reading the options in the ''help'' of ansys, many other elements are available.

10 November 2014 1,262 10 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

How to compare 2 samples recruited with different sampling methods?

If I want to compare characteristics of 2 groups of patients, one group is recruited from a random sample of the general public while another group is from a sample with a fixed gender (male to...

26 February 2021 3,526 3 View

How to use measure capacitance change in COMSOL time dependent study ?

I want to measure change of capacitance due to relative displacement between two parallel plates in COMSOL. Distance between two plates changes with time. So I'm using a time dependent study but...

26 February 2021 8,567 3 View

I am looking for a simple software program to model 3D chemical bonds. The purpose is to generate high-quality graphical abstracts. Any suggestion?

Hello everyone: I am looking for a simple software program to model chemical bonds. The purpose is to generate a high-quality graphical abstract for a top leading journal in the field of...

23 February 2021 8,012 3 View