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Hacker Chronicles 2
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477.BTURHLP.SLB
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MicroHelp
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1991-10-08
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MicroHelp Library
Total fl
r area requirements:
rYou must measure each area and record these measurements for each
Zarea.
Take the length of the area, multiply by the width wi
give the
Ytotal fl
r space of the area.
Measure ha
ways, utility r
ms, and any
Xarea that is to be heated or c
Areas that are not retangular in shape can be measured by breaking the
Uarea up into sma
er retangular areas for calculation ease.
j(Example: A r
m that is not rectangular can be broken up into thr
Wrectangular areas.
One measures 6 ft. x 7 ft., another 12 ft. x
ft.,
Xthe third 5 ft. x 6 ft.
Total fl
r space = (42 + 132 + 30) = 204 sq. ft.
[C] to continue or [R] to return to contents menu.
Ceiling requirements #1:
uThis program a
umes a constant ceiling height throughout the entire
Warea to be analyzed.
If ceiling heights vary, you must analyze each
\area that varies from the co
on height of the other areas found in the
Ystructure.
(Example:
A structure has a co
on ceiling height of 8 ft. through
X9 of it's 12 r
Two of the 'o
' heights are the same, therefore these
Utwo areas can be combined in one analysis.
The other r
have to be
Vconsidered separate from the other areas.
The results from each of the 3
Wanalysis' would then be a
ed together to insure a more a
urate analysis.
[C] to continue or [R] to return to contents menu.
Help Contents
A. What is n
d for a proper analysis.
zB. Busine
lications.
C. Type of analysis.
D. Design temperature requirements.
}E. Perimeter calculations.
F. Wa
calculations.
r calculations.
H. Window calculations.
I. Fl
r and Ceiling calculations.
j[ESC] to PREV
Select item or pre
[R] to return to main menu.
[F10] to QUIT
The fo
owing data is required:
s1. The expected winter and su
er OUTSIDE temperatures.
i2. The INSIDE contro
ed temperatures for heating and c
ling.
b3. Type of analysis (busine
ercial), and use of the area.
a4. The wa
type, heigth, and construction.
u5. The number of d
uming 20 square f
t per d
h6. D
r construction and if there are storm d
n7. The number of windows a
uming 20 square f
t per window for
the fo
owing directions: NORTH, NORTHEAST & NORTHWEST,
EAST & WEST, SOUTHEAST & SOUTHWEST, SOUTH.
s8. Window construction and type.
v[ESC] to PREV
[C] to continue or [R] to return.
[F10] to QUIT
The fo
owing data is required:
The length, (perimeter), of any outside wa
n10. Total fl
r area and the construction of this fl
. The ceiling type and construction.
z12. If analysis is for a co
erical building you wi
to know how many persons, o
ice equipment units,
and lighting fixtures are in the area.
It wi
also
d to know what the area analyzed wi
be used for.
Outside ventilation n
ds, misce
aneous heat gains
and lo
es, and grains of moisture for your region.
data used to derive the results come from the
MANUAL J.
construction data a
umes a worse case
design consideration.
[ESC] to PREV
6[F10] to QUIT
Special analysis requirements:
sIf you wish to do a r
m by r
m analysis you wi
, at this time have
Uto enter each r
m by itself and save it in a file by itself.
Each file
Xname should be unique and relate to the r
m that is analyized.
The totals
Ufrom each analysis is a
ed and a total she
analysis results.
fIf you are doing a multi-story analysis you can either do each story
Was a separate run, for separate heating/c
ling systems.
Or you may
[use the construction selections to do an analysis, selecting the proper
Yconstruction details for the fl
r and ceiling.
[ESC] to PREV
[C] to continue or [R] to return.
[F10] to QUIT
Outside temperature requirements:
pThe outside temperature must be entered in degr
s fahrenheit and may
Vbe entered as a positive or negative number. i.e. -10 equals minus ten
Zdegr
s fahrenheit, 0 equals zero degr
s fahrenheit, and 20 equals twenty
Vdegr
s fahrenheit.
This temperature relates to the expected outside temperature during
Xthe heating or c
ling season.
Obtain this temperature from your local
Yweather bureau or heating/c
ling geographical statistics.
This data
[can be obtained from your local library in heating/c
ling design b
[ESC] to PREV
6[F10] to QUIT
Inside temperature requirements:
qThe inside temperature must be entered in degr
s fahrenheit and may
Wbe entered as a positive or negative number. i.e. -10 equals minus ten
Zdegr
s fahrenheit, 0 equals zero degr
s fahrenheit, and 20 equals twenty
Vdegr
s fahrenheit.
This temperature relates to the inside or contro
ed area temperature.
UThis program is designed for air-conditioning of residential and co
ercial
Uhabitable areas only.
Any other use wi
not be recognized as valid data
Wand may result in program e
ors or improper calculations.
[ESC] to PREV
6[F10] to QUIT
ercial a
lication requirements:
lThe program wi
ask if this run is for a co
ercial or residential
Xarea.
It is asking whether the area is to be analyzed as a residential use
Uarea or as a co
ercial use area.
Due to the amount of heat generated by
Wlighting, o
ice equipment, and people working in a co
ercial area.
It is
Unece
ary to consider this a
ed heat in your analysis.
nIf it is to be a co
ercial area analysis the program wi
inquire as
Vto how many lighting fixtures, o
ice equipment units and people wi
be in
Uthe area to be analyzed.
It wi
also ask what the area wi
be used for
Wselect the most a
ropriate answer for the area that you are analyzing.
V[ESC] to PREV
6[F10] to QUIT
People in area requirements:
tIf you have chosen a co
ercial area analysis, the program wi
Whow many people wi
be in the area to be analyzed.
Heat gain factors used for people are
~Residence
= 350 BTU/Hr.
nTheater
BTU/Hr.
= 640
BTU/Hr.
URestaurant
= 520
BTU/Hr.
Retail Store
BTU/Hr.
UFactory, light bench =
BTU/Hr.
Factory, light machine = 1040 BTU/Hr.
UFactory, Heavy work
BTU/Hr.
Bar, Dance ha
, etc.
= 1360 BTU/Hr.
UBowling A
ey, etc.
BTU/Hr.
Gymnasium, etc.
BTU/Hr.
S[ESC] to PREV
6[F10] to QUIT
Perimeter measurement requirements:
nYou must measure the outside wa
of any area to be analyzed.
Ya she
calculation just measure the wa
s on the outside of the structure
Vto simplify this proce
Remember to measure only the outside exposed
s to insure a valid analysis.
The perimeter of a structure can be measured by taking a tape measure
Vand measuring the outside wa
s from one corner of the structure to the
Yother.
You wi
then a
up a
the measurements, this amount is the area
Vperimeter to be used in the analysis.
If a r
m by r
m analysis is to be
Vperformed, just measure the length of a
outside wa
s and use this amount.
Q[ESC] to PREV
6[F10] to QUIT
heigth requirements:
uThe wa
heigth must be considered by the program so that total
\outside exposed wa
area can be calculated.
Measure the wa
heigth
[of each r
The program
umes a constant wa
heigth thruout the
Zstructure to be analyzed.
If a great r
m, or other non-standard wa
heigth areas are to be
Yanalyzed, you must analyze this area by itself.
Then a
the figures
[together to complete the analysis.
This wi
insure a more a
urate
[analysis than if a
s were analyzed as the same heigth.
[ESC] to PREV
6[F10] to QUIT
heigth requirements:
uThe wa
heigth must be considered by the program so that total
\outside exposed wa
area can be calculated.
Measure the wa
heigth
[of each r
The program
umes a constant wa
heigth thruout the
Zstructure to be analyzed.
If a great r
m, or other non-standard wa
heigth areas are to be
Yanalyzed, you must analyze this area by itself.
Then a
the figures
[together to complete the analysis.
This wi
insure a more a
urate
[analysis than if a
s were analyzed as the same heigth.
[ESC] to PREV
[C] to continue or [R] to return.
[F10] to QUIT
insulation requirements
sThe proper wa
insulation must be considered.
Select the con-
\struction that is most like that of the structure that you are analyzing.
WThe program wi
ume that a
construction is the same for a
Zthe wa
s of the structure.
Select the wa
insulation that is most like that of the structure
Ythat you are analyzing.
If designing your own wa
, you must know the R
Xvalues of each component that makes up the wa
uYou may also custom develop a wa
by knowing the R values of the com-
Uponents and a
ing them up for a total construction feature R value.
Y[ESC] to PREV
6[F10] to QUIT
r requirements:
xThe program a
umes that a
rs have a total exposed area of 20
Ysquare f
If you must analyze structures or areas that have d
[greater than 20 sq. ft., measure the d
rs in question.
nMultiply the heigth of the d
r by the width.
This wi
give you
Zthe total exposed area for the d
Take this figure and divide it by
this amount to the number of d
rs that have the 20 sq. ft.
\area.
This amount can then be entered for use in the analysis.
f(Example: A d
r measures 5 ft. x 6 ft.
The total exposed area is
Y30 sq. ft.
It equates to 1.5 d
rs with an area of 20 sq ft.)
_[ESC] to PREV
6[F10] to QUIT
Window requirements:
vThe program a
umes that a
windows are measured in square f
_Calculate the square f
tage for each window and a
these values
Ztogether for each of the designated sides of the area.
oTo find the square f
tage of a window multiply the heigth in f
Vthe width in f
This wi
be the total square f
tage for the window.
\(Example: A window measures 4 ft. x 7 ft.
The total exposed area is
W28 sq. ft.
Another window has an area of 35 sq. ft. by a
ing them to-
Ygether to get 28 + 35 = 63 sq. ft. total exposed window area.)
[ESC] to PREV
6[F10] to QUIT
dh an area of 15 sq ft.)
][ESC] to PREV
6[F10] to QUIT
r construction and storm d
pThe program wi
list various construction details for d
^Select the construction detail that matches that of the structure to
\be analyzed.
rs have b
n selected to insure a 'WORSE CASE' condition
\for tightne
of the d
If you wish to design your own d
r, you must know a
of the R
\values for each component used in the d
[ESC] to PREV
6[F10] to QUIT
Window construction and storm windows:
mThe program wi
list various construction details for windows.
\Select the construction detail that matches that of the structure to
\be analyzed.
windows have b
n selected to insure a 'WORSE CASE' condition
Zfor tightne
of the windows.
[ESC] to PREV
6[F10] to QUIT
Busine
lication requirments:
qIf you have selected to do an analysis for busine
you wi
\to complete the blanks to set up the name, a
, and city state for
Zboth the company doing the analysis and the client having the analysis
Zdone.
A tip to minimize the keystrokes n
ded for a run is to create a
[master file that you have already entered data.
This master file can be
Xany analysis run.
You wi
just load this master file and change the
[data to conform to the new analysis run.
You can then save the analysis
Xwith a di
erent file name.
[ESC] to PREV
6[F10] to QUIT
Date entry requirements:
uThe date can be entered either manua
y or by making use of the system
Udate.
This date is entered upon b
ting the 'DOS' disk or stored in clock.
ZTo make use of the system date, make sure that the system date is
ect, then just pre
the 'ENTER' key.
|The date can be entered manua
y from the keyboard by entering the
Ymonth, fo
owed by a dash (-), or slash (/).
Then day can be entered just
Vas the month was fo
owed by a dash, then the year entered just the same
Xbut fo
owed by no slash or dash.
The system time and date is displayed
Xat a
times at the bo
om of the scr
n for your convenience.
_[ESC] to PREV
6[F10] to QUIT
Equipment in area requirements:
sIf you have chosen a co
ercial area analysis, the program wi
Whow many o
ice equipment units wi
be in the area to be analyzed.
Xnumber of units wi
drastica
y impact the amount of heating and c
Wrequired to condition a co
ercial area.
}Typewriters, copiers, computers, and other o
ice equipment units are
Vtreated as consuming exactly the same amount of energy and producing the
Xsame amount of heat per hour.
The heat gain factor used for equipment units is 2
BTU/Hr.
[ESC] to PREV
6[F10] to QUIT
Lightin units in area requirements:
qIf you have chosen a co
ercial area analysis, the program wi
Whow many lighting units wi
be in the area to be analyzed.
You must enter
Ua positive value or 0.
It is reco
ended that you do not enter 0 at this
Wtime due to the fact that in a co
ercial situation the number of units in
Vthe area wi
drastica
y impact the values of heating and c
ling n
Wto properly condition the area.
The heat gain factor for lighting use in this program is 85 BTU/Hr.
[ESC] to PREV
6[F10] to QUIT
Total fl
r area requirements:
rYou must measure each area and record these measurements for each
Zarea.
Take the length of the area, multiply by the width wi
give the
Ytotal fl
r space of the area.
Measure ha
ways, utility r
ms, and any
Xarea that is to be heated or c
Areas that are not retangular in shape can be measured by breaking the
Uarea up into sma
er retangular areas for calculation ease.
j(Example: A r
m that is not rectangular can be broken up into thr
Wrectangular areas.
One measures 6 ft. x 7 ft., another 12 ft. x
ft.,
Xthe third 5 ft. x 6 ft.
Total fl
r space = (42 + 132 + 30) = 204 sq. ft.
S[ESC] to PREV
6[F10] to QUIT
Foundation type requirements:
sThe fl
r and foundation type of the area to be analyzed must be con-
Vsidered.
Select the construction that is most like that of the structure
Wthat you are analyzing.
The program wi
ume that the fl
r is the same
Ufor a
areas of the structure.
The program wi
then display the various fl
r for the selected con-
Vstruction type.
Select the fl
r that most matches that of the structure
Wthat you are analyzing.
If you are analyzing areas with di
erent foundation/fl
r types, you
Vmust analyze each area separately and a
the data together for a valid run.
Q[ESC] to PREV
6[F10] to QUIT
Ceiling requirements #1:
uThis program a
umes a constant ceiling height throughout the entire
Warea to be analyzed.
If ceiling heights vary, you must analyze each
\area that varies from the co
on height of the other areas found in the
Ystructure.
(Example:
A structure has a co
on ceiling height of 8 ft. through
X9 of it's 12 r
Two of the 'o
' heights are the same, therefore these
Utwo areas can be combined in one analysis.
The other r
have to be
Vconsidered separate from the other areas.
The results from each of the 3
Wanalysis' would then be a
ed together to insure a more a
urate analysis.
S[ESC] to PREV
6[F10] to QUIT
Ceiling requirements #2:
uThe ceiling type and construction of the area to be analyzed must be
Wconsidered.
Select the construction that is most like that of the struc-
Wture that you are analyzing.
The program wi
ume that the ceiling is
Wthe same for a
areas.
Select the ceiling construction that most matches that of the area
Ythat you are analyzing.
If designing your own ceiling you must know the R
Vvalues for each component that is used in that ceiling construction.
aIf you are analyzing areas with di
erent ceiling types/constructions,
Uyou must analyze each area separately and a
the data together.
][ESC] to PREV
6[F10] to QUIT
Foundation type requirements:
sThe fl
r and foundation type of the area to be analyzed must be con-
Vsidered.
Select the construction that is most like that of the structure
Wthat you are analyzing.
The program wi
ume that the fl
r is the same
Ufor a
areas of the structure.
The program wi
then display the various fl
rs for the selected con-
Ustruction type.
Select the fl
r that most matches that of the structure
Wthat you are analyzing.
If you are analyzing areas with di
erent foundation/fl
r types, you
Vmust analyze each area separately and a
the data together for a valid run.
Q[ESC] to PREV
6[F10] to QUIT
Area type requirements:
uYou have chosen a co
ercial area analysis, the program n
ds to know
Uwhat the area being analyzed wi
be used for.
This information wi
Uthe program to insert the a
ropriate heat gain for the desired o
upancy
Wof the area.
These factors wi
impact the heating and c
ling values as
Was calculated by the program and wi
vary with the o
upancy and use of
Xof the area.
The factors used have b
n adjusted to a
odate both the
Wlatent and sensible heat gain.
[ESC] to PREV
6[F10] to QUIT
Outside ventilation requirements:
qEnter the desired outside ventilation required for this area.
^The outside ventilation wi
cause a
itional load on the heating and
ling system.
This ventilation includes exhaust fans, c
king vents, etc.
The program defaults to 0 CFM's of outside ventilation.
A[ESC] to PREV
6[F10] to QUIT
Moisture e
ects on c
ling:
tMoisture wi
ect the latent load of a building.
The sources
[for this can be equipment, people, showers, etc.
uAny amount of moisture can be entered, if the co
ect amount is
\known.
If it is not the program wi
default to 20 grains, this is
]usua
y is enough for most residential a
lications.
qThe co
ect grain content of air can be obtained from the Manual J
Ywhich is published by: Air Conditioning Contractors of American, 1
[17th. Str
t N.W., Washington, D. C.
[ESC] to PREV
6[F10] to QUIT
Misce
aneious heat gains:
tMisce
aneous heat gains originate from many di
erent sources.
\Such as people, lighting, kitchen a
liances, electrical motors, and
\just about anything that uses electricity or gas.
tThis program a
umes a default heat gain of 16
BTU's for res-
\idential a
liance loads.
The amount of heat gain may be changed to adjust the analysis for
Zany a
itional heat load conditions.
Enter any heat gains in BTU's
[ESC] to PREV
6[F10] to QUIT
Misce
aneious heat lo
uMisce
aneous heat lo
es are any lo
es that have not b
`covered previously in the program.
}Enter any misc. heat lo
es in BTU's.
=[ESC] to PREV
6[F10] to QUIT
\am a
umes a default heat gain of 16
BTU's for res-
\idential a
liance loads.
The amount of heat gain may be changed to adjust the analysis for
Zany a
itional heat load conditions.
[ESC] to PREV
6[F10] to QUIT
U FLOORAREA
CEILINGS
HELPCONTENTS1
NEEDED1B}
NEEDED2<
SPECANALYSIS1
OUTSIDETEMP1A
INSIDETEMP1Aj
COMMERCIALAPP1A
PEOPLEAPP1A
PERIMETERAPP1Aa
WALLHEIGTH1AV
WALLINSULATION
WALLINSULATION1Am"
DOORS1A(%
U WINDOWS1A
DOORS2B
U WINDOWS1B
BUSINESSAPP1A
DATEHLP
EQUIPHLP
LITESHLP
FLOORAREA1AD8
U FOUNDAT1A
CEILINGS1A
CEILINGS2A
U FOUNDAT2A?C
AREAUSE
VENTHLP9H
U GRAINSHLP
U MISCHGHLP
U MISCHLHLP!N