SWMM Notes for SWMM 4 & 5

A Collection of Notes about the Components of SWMM 4 and 5

Robert Dickinson

Robert Dickinson's Blog (11)

Tips for Writing

The trick is to re-read your writing at least 5 times. It's guaranteed to get better, and pretend you are talking to someone about the subject. Just say it like you would explain it.
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Added by Robert Dickinson on March 26, 2009 at 6:44pm — No Comments

Climate Change Myths and Facts

Climate Change Myths and Facts By Chris Mooney Saturday, March 21, 2009; A13… Continue

Added by Robert Dickinson on March 21, 2009 at 2:30pm — No Comments

WRITING (HYPER)TEXT AND IMAGE: A POLYPTYCHAL DISCURSION

WRITING (HYPER)TEXT AND IMAGE: A POLYPTYCHAL DISCURSION

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Added by Robert Dickinson on February 23, 2009 at 9:02am — No Comments

The Temperature of the Early Universe

the black body spectrum of the cosmic microwav...

Image via

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Added by Robert Dickinson on February 15, 2009 at 8:53am — No Comments

All Earth's Seasons Now Arrive Two Days Earlier, Researchers Report

The antarctic is melting w002n54 84m sea level...

Image by pyrator via Flickr

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Added by Robert Dickinson on January 23, 2009 at 11:32am — No Comments

MindMapping

Mindjet, maker of MindManager 8, recently updated their website. They define mindmapping this way: “A mind map uses visual thinking to create an organized display of the plan, problem, or project—a diagram that mirrors the way our brains naturally processes information. Information and tasks radiate out from a central theme or goal, rather than falling below a header, as in a list. Related items link with connecting lines. New items can be captured randomly and then organized into the larger s… Continue

Added by Robert Dickinson on December 27, 2008 at 10:30am — No Comments

Epictetus Quotes

Epictetus (Greek: Ἐπίκτητος; AD. 55–AD. 135) was a Greek Stoic philosopher. He was probably born a slave at Hierapolis, Phrygia (present day Pamukkale, Turkey), and lived in Rome until his exile to Nicopolis in northwestern Greece, where he lived most of his life and died. His teachings were noted down and published by his pupil Arrian in his Discourses. Philosophy, he taught, is a way of life and not just a theoretical discipline. To Epictetus, all external events are determined by fate, and ar… Continue

Added by Robert Dickinson on December 26, 2008 at 4:00pm — No Comments

SWMM 5 Pond Infiltration

You can model the pond infiltration indirectly by using either:

1. a Pump Type 4 (the classic SWMM 4 solution to this matter), in which the Pump simulates the pond depth - infiltration rate function,

2. alter the SWMM 5 Evap Factor for a pond so that you have seasonal or monthly variation in your infiltration loss simulated as an increase in Pan Evaporation or

3. You can use the newer SWMM 5 Outlet structure
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Added by Robert Dickinson on December 26, 2008 at 10:00am — No Comments

Spatial Step

SWMM 3,4,5 uses a spatial step equal to the length of the link. Or, in terms of the 1D St. Venant Equation for the calculation of flow used in SWMM 5:

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Added by Robert Dickinson on December 12, 2008 at 10:01pm — No Comments

Addictive Email

Why email is addictive (and what to do about it): This is a copy of a Mind Hacks article: http://www.mindhacks.com/blog/2006/09/why_email_is_addicti.html Email is addictive Like lots of people who sit in front of a computer all day, I am addicted to email. This worries me for two reasons. The first is the sheer strength of my compulsion. I must hit the 'get mail' button at least a hundred times a day.… Continue

Added by Robert Dickinson on November 24, 2008 at 10:02pm — No Comments

Note on Notation

Notes are used as the collection venue. The text, equations, tables and graphics are entered in the RTF Tab and later copied from the Source Tab to:

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Added by Robert Dickinson on July 7, 2008 at 7:30pm — No Comments

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The trick is to re-read your writing at least 5 times. It's guaranteed to get better, and pretend you are talking to someone about the subject. Just say it like you would explain it. Steven Pressfield shares his #1 lesson for anybody in the wor...
November 15
SWMM Notes for SWMM 4 & 5 now has WordPress
September 10
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April 16
Robert Dickinson added a note
Here is an example of the situation that you have described in your interesting email.  A set of steep 4 by 2 foot open rectangular channels flowing into a set of flat 4 by 2 foot open rectangular channels.  You will see the main difference in the...
April 11
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CURRENT ISSUE ARCHIVE SUBSCRIBER SERVICES ABOUT BROWSE BY: TOPIC | AUTHOR Why Minds Are Not Like Computers  Ari N. Schulman When the blackbird flew out of sight, It marked the edge Of one of many circles.                            ...
March 31
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The cities of 2100 By Janamitra Devan 26 February 2009 It took about a million years for the global human population to reach 1 billion in 1800. In the next 200 years, it reached 6 billion, and it will take only about 13 more years to add an...
March 30
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This is a note about the differences between the SWMM 5 Calibration  File Options and the InfoSWMM Calibration File Options. InfoSWMM Calibration File Options SWMM 5.0.014
March 28
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March 27
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The trick is to re-read your writing at least 5 times. It's guaranteed to get better, and pretend you are talking to someone about the subject. Just say it like you would explain it.
March 26
March 25
Jaime Uchuya is now a member of SWMM Notes for SWMM 4 & 5
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Could Poop Fuel Our Future? New Sewage-Powered Buses Hint at Yes Bathroom time may not be wasted time after all: A year’s worth of your poop can be turned into 2.1 gallons of useable diesel. And the Norwegian capital of Oslo plans to put all t...
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Image via Wikipedia Climate Change Myths and Facts By Chris Mooney Saturday, March 21, 2009; A13 A recent controversy over claims about climate science by Post op-ed columnist George F. Will raises a critical question: Can we ever know, on any c...
March 21
Kevin Magerr is now a member of SWMM Notes for SWMM 4 & 5
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WRITING (HYPER)TEXT AND IMAGE: A POLYPTYCHAL DISCURSION by Daniel Rourke This text, designed with its own concerns in mind, diverges on many trajectories, crossing over itself, intersecting its arguments and statements with images and forms whic...
February 23

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