NASA Technical Reports Server (NTRS) 20070012323: Exploration Life Support: ELS Functions and Materials Interfaces

0.13 MB·English

by  NASA Technical Reports Server (NTRS)

s
e
t c
&
r a

o f
s
r
n e
p
o t
p n
i
t I
u c
s
n
S l
u a
F i
r
e e
S
f t
a
i L
L M
E

n
o
i
t
a
r
o
l
p
x
E
e

k h
d
a c
s
t in
h
i a
o
s w

t
s
y :
e s rl
al k n, u S leoo
i o e
n l tis wd L dT
s pe o E
A n rs n of
l o
oa la M
o sg a o
t ti d et y
r a Ad hry mr
a
o er , an ictuit or
n h l b
p p ai t
os w b si
r l
p O tid ea u
ai a
u u stc C
t r i
S ni poliq ere lpli n ilt
U ah php eu
b
e vt ata p
f d erbo Pm r so s
i n P i Atel
L u of eoe d d
d aro ion,on, Whitn fre th udeseMo
t u
e d ati oz l
c e orrb p atisi nce ps
n r po o a iv
e as lmh s aO
e
a t ve h
rp l
v n ED vom o it
e e en
o
f
d C – Dne TwU
i
A
(cid:122) (cid:122) (cid:122)

4
s
m s.
a
e g
t nt
s e
y u
S dil
endations for Constellation Mission Tissue Ratio ( R ) Nominal Oxygen Range of Total After 60 Nominal Oxygen ConcentraPressure Minutes Partial Pressure tion CapabilityPrebreath4( %(mmHg) 1(psia) ing4+/-2.0 % )3 160 ( 0 ft )210-14.9140 (3500 ft)26.5 1.55 from 10.2 psia CEV 2221004.0-4.6to 4.3 psia suit 160 ( 0 ft )210-14.9140 (3500 ft)26.5 26.5140 (3500 ft) 0-14.9132 (5000 ft)32 1.13 from 8.0 psia Landers to 4.3 psia suit; 22210023.5-8.0 1.07 from 7.6 psia 310100Surface Habitats to 4.3 psia suit 132 (5000 ft)320-14.9126 (6500 ft)32 160 ( 0 ft )210-14.9140 (3500 ft)26.5 overs Earth launch,Earth entry, and contingencies. uit emergency operations, 8.0 psia for DCS treatment.ed as the time in the suit after purge and leak check until es 4.3 psia aftera nominal depressurization. Nitrogen is assumed ntrol boxes assumed+/-0.2 psia total pressure, +/-2% oxygen.
Recomm NominalTotal Pressure( psia 4+/-0.2 psia ) 14.7510.2 4.3 14.710.2 10.28.0 4.36.0 8.07.6 14.710.2 sure capability ca capability for sebreatheis definn the body reachare centers of co
Summary of Vehicle CEV to ISS CEV In-Space Suit Lunar and Mars CEV Lunar and Mars Landers Lunar and Mars Surface Suits Lunar and Mars Surface Habitats Mars Transit Note 1: Range of total presNote 2: Surface suit 3.5 psiNote 3: 60 minute in-suit prabsolute pressure oNote 4: All nominal values
s
e
r
e A
V
h
E
p
d
s
r
a
o z
a
m h a

e i
x
r o
i
t F
p
A y
H

n
o
i
t
a
S
r C
o D
l
p
x
E
s t
s ’ a
n A e
’
i n rr
k V ee
i
n k E gw
o n n

Cmo y is
C sn nd
WG nny froDr the Marma Henfiel
e EA Dr. Johal of datantonio. iology. o define ccessful to have Dr Don sociated
o th fromd dean APhys ing ta sumany d by e as
y oS y eh
t S rr
tlon toy l t
g Up e mosed a gBase iith DC tarted ssary fs felt bss. groups in allte
Leadin DCS camurn obtainAir Force nvolved w lvement sere necewhich wait a succe a workingere experto participa
nts ta on o in tooks rk is i r invomosphssion make rmed C whited t
e ahro u i oSv
v DwBw Oatmo FJn
t i
E
(cid:122) (cid:122) (cid:122)
e
n
r
eo
hi
t
pa
sr
o
o
l
mp
s
x e
t n .
r E
AE e o

h i e
s
p s c
te s i u
f o M Br
r
a s m
u n ,
a
r n t o
A k p
cuto t ati er g ou
e 9 af r P n r
c Fsi 368 cr plo T. Je C G
ars 1 e x n .
c F S
poi 2 a E a E
– l k
SfM 5 Sp re A n p
0 u , a u s
he ace 05 R—20 ng the or Fut Lange and Fr Sverdr , Texa
ng t Sp ne 20 ASA/C oundi esign pace f evin E. uffield cobs ouston
u a
n N B D S K D H
i J J
d
g
n
i
s
u
e
o
D
B
2
O

V
n
e y f E
o e
b g C
g
r e d
t e y
s c n r
x
n o
u n a
o
e f
n m se y p %
e n e g o
g e o r 0
r i r e o
y e t p l 0
i n
x h n e e it 1
t g u
o h n
r i y s
t i
u d r
t n a A e
as c n
c i s V s
s e o a e s E u
r , c e r
ale o el n c u e or
ih t u a e c h f

rp n f t n c t d
tes io r, bs e o n e
ao it e u h n i at
n z a d
M s t u
m
g di y c e l s
e t r i xi le nl n us va nt
a b e
o o
l o o e
b f a i s m
d r : m s st l e
a t a n
e e n e u b
m m i o
h d e r b r
i e t r
mc or s a u m t s vi
e l q a u
f
i o n
r n r e M m
a A
p c e
n I r
l
Fe (cid:122) (cid:122) (cid:122)
6
1
5
5.
1
5
1
s
otal pressure sensorure Descriptiony the materials expert 1414.5
or tectn b mit
s are set at +/- 2% of full scale (5.8 psi) for ppO2 (=0.116 psi) and at =/- 0.5% of FS (30 mV) fpsi is 30 mV at full scale) per D684-10508, Volume 2, Book 02, Rev C of the ISS ECLS Architages 3.2-64 and 3.2-72. According to Kevin Lange the error bands are taken into consideratioerials are evaluated. Pressure Control Bands for CEV 3.44 psia Oxygen li CARD NOS. mability limit 2.7 psia oxygen limit HSIR Oxygen (1 hour) specification 9.51010.51111.51212.51313.5 PPPPxx1PPPPx2x3x4x5PP,,,,,,,,,,,,,,, Total Pressure, psi
All error band(assumes 15 Document. pwhen the mat 30% flam 8.59
6
1
1
f2P().3P().⋅+:= f3P().3P.116⋅−:= g3P()2.6.116+:= g4P()3.1.116−:= g5P()2.6:=g6P()3.1:= .075 x1.075− 7.58
− =
x2= x5: 7
P77.116,..:= fP().3P⋅:= y3:= x10.2:= gP()2.7:= g1P()2.5:= g2P()3.44:= x114.9:= x28.4x4:=: x3x2.075+:= 3.5 fP() 3.38g2P() g1P() 3.26gP() fP() 3.14fP() f2P() 3.02f3P() ig3P()sp ,22.9g4P()OpfP()p fP()2.78 fP() fP()2.66 g5P() g6P()2.54 2.42 2.3
y
b

d
e
s
u

d
n
s
a
’
e
g
.
l n
a a
L
.
t
e

,
e
g
n
a
L

y
b

d
e
t
a
i
t
i
n
I

e
c
a
pG
S
W

n
A
g
E
i
s
e
e
h
D
t