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Delika Weragoda


Last seen: 7 dagar ago |  Active since 2021

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Error when using if-else statement in MATLAB function block. How can I fix this error described below?
@Sam Chak I found the issue. There is a negative heat flow generated due to the thermal mass that I am using in the model. Why ...

7 månader ago | 0

Answered
Error when using if-else statement in MATLAB function block. How can I fix this error described below?
Hi @Sam Chak/ @Walter Roberson @Walter Roberson none of the values are negative including psi, I am not sure whether its trigge...

7 månader ago | 0

Question


Error when using if-else statement in MATLAB function block. How can I fix this error described below?
function m = fcn(Q, T_sat, T_w, sigma, rho_v, h_fg, M, P_v, R, g, beta, x, nu_novec, alpha_novec, k_m, d_pore, psi, k_f, rporous...

7 månader ago | 4 answers | 0

4

answers

Question


How to define variable resistance as a function of heat input?
Hi I am trying to develop a transient thermal model that considers both convective heat transfer and evaporative heat transfer...

7 månader ago | 0 answers | 0

0

answers

Question


Heat transfer area in single and two phase pipe
Hi, Is there a method to change the heat transfer area in a pipe (TL) and pipe (2p)? The existing blocks consider the entire a...

9 månader ago | 1 answer | 0

1

answer

Question


Modelling heat transfer from a solid pipe to a liquid flow
Hi, Is there a simscape block that represents the heat transfer from a pipe bundle (or a single pipe) directly to a cross flow...

mer än ett år ago | 1 answer | 0

1

answer

Question


Is there a way to switch between two thermal branches in a simscape model?
Hi, I'm trying to model a heat transfer scenario, during the initial transient state, there is convective heat transfer in t...

mer än ett år ago | 1 answer | 0

1

answer

Question


Solving ODE with boundary conditions
Is there a way to solve the following ODE with the boundary conditions? All other parameters A, B, C, D and n are constant...

nästan 2 år ago | 1 answer | 0

1

answer

Question


Simulink - Simscape HTC input using model parameters
Hi, I'm trying to define a variable convective heat transfer coefficient using model parameters (i.e. temperature) in the simu...

ungefär 2 år ago | 0 answers | 0

0

answers

Question


Heat flow sensor data transfer from simscape to workspace
Hi, I'm trying to transfer the data from a heat flow rate sensor in simscape to workspace (time against heat flow data). I've ...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Is there a way to mark tangent lines on a graph plotted using the curve fitting app?
Hi, I've used the curve fitting app to plot a 2D graph using a set of data points. Is there a way to mark tangent lines on spe...

ungefär 3 år ago | 1 answer | 0

1

answer

Question


How to model a two phase pipe system under vacuum pressure?
I'm trying to model a two phase flow through a pipe network with an inital pressure (vacuum) of 3.5kPa. Two receiver-accumulator...

ungefär 3 år ago | 0 answers | 0

0

answers

Question


Is there a way to use a mass flow rate source and define the pressure differential across a closed loop two phase pipe system?
Hi, I'm trying to define flow through a two phase pipe using a mass flow rate source and to set the pressure differential in a...

ungefär 3 år ago | 0 answers | 0

0

answers

Question


Is there a way to model a pipe under vacuum pressure using Simscape?
Is there a way to model fluid flow in a pipe under vaccum pressure using simscape?

mer än 3 år ago | 1 answer | 0

1

answer