Smoke extraction system.

 

 

 

Page 2 of 4
Assignment Details – Answer ALL Questions
This is a sprinklered 5-storey shopping mall with smoke extraction system. The entire
mall has been split into 3 fire compartments (i.e. Arcade 1, Atrium & Arcade 2) by
automatic fire shutters as shown below. The layout of the mall is shown in the sketch
below. The ceiling-to-floor height is assumed to be 4m.
Figure 1 Typical Floor Plan of the shopping mall
Figure 2 Section at the centre of the shopping mall
x
y
Not to scale
x
y
Not to scale
Page 3 of 4
The fire breaks out at the centre of the atrium as described below and indicated in
Figure 3.
Fire
Scenario
Location Growth
Rate
Maximum Heat
Release Rate
Dimension of fire
bed
1 Centre of
Atrium at
G/F
Medium 1.0MW 2mx2m
2 Centre of
Atrium at
G/F
Ultra-Fast 1.5MW 3mx3m
Figure 3 Fire scenarios to be studied
Each student needs to complete the following tasks:
1. CFAST is a zone model that divide the compartment into two control volumes,
a relatively hot upper layer and a relatively cool lower layer, please derive the
system of ordinary differential equation for the compartment pressure. Each
student shall use CFAST to simulate the impact of fires and smoke in the
building environment for 10 minutes duration. The smoke layer height, smoke
temperature and gases concentration of the fire compartments shall also be
reported. (30 Marks)
2. Each student shall also use the Fire Dynamics Simulator (FDS) to predict the
following for 10 minutes duration: (40 Marks)
 Temperature distribution;
 CO concentration;
 Soot visibility distribution;
 Radiation heat flux along the egress route.
3. Please propose the smoke extraction system with recommended flowrate to
extent the ASET of the shopping mall. (30 Marks)
x
y
Not to scale
Page 4 of 4
Remarks
Each student shall:
 state the assumptions,
 state boundary conditions,
 state approaches;
 reporting the simulation results and related screenshots captured in
Smokeview for each fire scenario;
 maximum 30 pages and printed on both sides.
Marking Criteria for Assignment
The submitted assignment will be marked according to the following criteria:
Questions Marking
Allocation
Marking Criteria
Q1 30 Demonstrate both understanding and application of
CFAST and evaluative skills on the fire and smoke
development for the designed fire scenario.
Q2 40 Demonstrate the use of FDS with fire engineering
knowledge and relevant material. Assumption shall be
made with appropriate supporting materials like
guidebook, journal paper and etc.
Q3 30 Application of fire safety measures like the smoke
extraction system for fire safety level enhancement with
FDS results.
Total 100

 

 

The post Smoke extraction system. first appeared on COMPLIANT PAPERS.

HelpHub
Calculate your paper price
Pages (550 words)
Approximate price: -

Why Choose HelpHub

HelpHub

Quality Researched Papers

We always make sure that writers follow all your instructions precisely. You can choose your academic level: high school, college/university or professional, and we will assign a writer who has a respective degree.

HelpHub

Qualified Writers

We have hired a team of professional writers experienced in academic and business writing. Most of them are native speakers and PhD holders able to take care of any assignment you need help with.

StudyAcer

Unlimited Revisions

If you think we missed something, send your order for a free revision. You have 10 days to submit the order for review after you have received the final document. You can do this yourself after logging into your personal account.

StudyAcer

On Time Delivery

All papers are always delivered on time. In case we need more time to master your paper, we may contact you regarding the deadline extension. We will always strive to deliver on time.

StudyAcer

Original & Confidential

We use several writing tools checks to ensure that all documents you receive are free from plagiarism. Our editors carefully review all quotations in the text.

StudyAcer

24/7 Customer Support

Our support agents are available 24 hours a day 7 days a week and committed to providing you with the best customer experience. Get in touch whenever you need any assistance.

Try it now!

Calculate the price of your order

Total price:
$0.00

How it works?

Follow these simple steps to get your paper done

Help Hub

Place your order

Fill in the order form and provide all details of your assignment.

Help Hub

Proceed with the payment

Choose the payment system that suits you most.

Help Hub

Receive the final file

Once your paper is ready, we will email it to you.

HelpHub Writing Services

No need to work on essay at night. Sleep tight, we will cover your back. We offer all kinds of essay writing services.

HelpHub HelpHub

Essays

Essay Writing Service

No matter what kind of academic paper you need and how urgent you need it, you are welcome to choose your academic level and the type of your paper at an affordable price. We take care of all your paper needs and give a 24/7 customer care support system.

HelpHub HelpHub

Admissions

Admission Essays

An admission essay is an essay or other written statement by a candidate, often a potential student enrolling in a college, university, or graduate school. You can be rest assurred that through our service we will write the best admission essay for you.

HelpHub HelpHub

Editing

Editing Support

Our academic writers and editors make the necessary changes to your paper so that it is polished. We also format your document by correctly quoting the sources and creating reference lists in the formats APA, Harvard, MLA, Chicago / Turabian.

HelpHub HelpHub

Revision

Revision Support

If you think your paper could be improved, you can request a review. In this case, your paper will be checked by the writer or assigned to an editor. You can use this option as many times as you see fit. This is free because we want you to be completely satisfied.