How to describe run status for continuity error, for instance "Suface Runoff -0.25% and flow routing -0.10%. Can you describe what the menaning of the result? Why should be negative in value?
Read more…Hello,
Please forgive me for my bad English.
I am wondering if somebody could help me with one particular issue that has been puzzling me for some time.
I started reading the NDS Principles of Exterior Drainage publication. On page 55 of that publicatio
Hi everyone! I'm currently new to SWMM (real beginner) and I would just like to ask for some help from you.
I'm trying to model LID facilities using SWMM. I wanted to compare our observed data from our manual monitoring and the simulation data from S
Hi all!
I am using SWMM 5.0 in order to simulate TSS in stormwater.
I know that water quality routing within conduit assumes that the conduit behaves as a continuously stirred tank reactor (CSTR).
In reference to the substance involved in the reaction,
Read more…Hello everyone,
I just started working with swwm 5.1 and I'l already stuck... I try a very simple model to understand how the software works and I can't run anything at all.
Here is the example I'm working on (in fact it's simply the tutorial proposed
Read more…Baltimore Ravens offensive lineman John Urschel isn't just taking classes at wholesale nfl jerseys the Massachusetts Institute of Technology. He's acing them.
That "streak" includes picking up his bachelor's and master's degrees in math at Penn State
Read more…This means that for every one engine revolution, the output shaft on the transmission turns once. A common five speed final ratio is .80:1. This means the engine is turning eight tenths of a revolution for one turn of the transmission. We were surrou
Read more…Hey, I am looking for different optimisation algorithms for calibrating a small cathcment in SWMM5. Can anyone propose me some algorithms that are suitable for SWMM5 (I want to use R scripts)?
Read more…Hello,
I'm working on the coupling of SWMM with Genetic Algorithm by use Matlab language.
I want to call SWMM in Matlab "Genetic Algorithm"
Explain my idea:
1. build system model in SWMM.
2. Open "program Genetic Algorithm" programming by Matlab lang
Read more…How the inflow boundary conditions in SWMM model should be set-up for runoff modeling (I am not asking about runoff quality).
What I do is to run the model with input parameters and rainfall value, what else needed to be done.
Read more…I have to add time series of tidal water level as downstream boundary condition. The dataset contains one high water level and one low water level for each day. How can I introduce this dataset as boundary condition?
Read more…Dear all,
I'd like SWMM to calculate Evaporation. I've to prepared a user prepared text file with the information listed in the manual (section "climate files"). The text file, spaced delimited, looks like:
Antwp 1998 1 1 7 5
(Station ID, Year,
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Read more…I've linked Matlab to SWMM. To read the outflow summary I 've applied "C = textscan(fid, '%s', 'delimiter', '\n');" to scan *.rpt file.
But in high function evaluation I have error as "the encoding windows-1256 is not supported. " which is related to
Read more…I want to have separate rating curves for filling and emptying of a storage tank. Is this possible in SWMM? If yes, could anybody tell me how?
Read more…I want to have separate rating curves for filling and emptying of a storage tank.
How can I do this?
Read more…Since yesterday my the "edit object" button won't open anymore. Also right click and chosing properties won't give information about the object. I have been working with SWMM for a few months now. I already tried to uninstall and install SWMM a few t
Read more…SWMM 5.1.010 Example Files for Those Sans a SWMM 5 GUI - these files are installed on your PC if you install the SWMM 5 GUI
Read more…Hello everyone,
I'm wondering about the validity of the flow velocity calculation for user-supplied conduit shape curve.
I simply compared the discharge/velocity/depth calculated with a rectangular closed shape and exactly the same curve but defined as
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