.MCAD 304020000 1 79 526 0
.CMD PLOTFORMAT
0 0 1 1 1 0 0 1 1 
0 0 1 1 1 0 0 1 1 
0 1 0 0 1 1 NO-TRACE-STRING
0 2 1 0 1 1 NO-TRACE-STRING
0 3 2 0 1 1 NO-TRACE-STRING
0 4 3 0 1 1 NO-TRACE-STRING
0 1 4 0 1 1 NO-TRACE-STRING
0 2 5 0 1 1 NO-TRACE-STRING
0 3 6 0 1 1 NO-TRACE-STRING
0 4 0 0 1 1 NO-TRACE-STRING
0 1 1 0 1 1 NO-TRACE-STRING
0 2 2 0 1 1 NO-TRACE-STRING
0 3 3 0 1 1 NO-TRACE-STRING
0 4 4 0 1 1 NO-TRACE-STRING
0 1 5 0 1 1 NO-TRACE-STRING
0 2 6 0 1 1 NO-TRACE-STRING
0 3 0 0 1 1 NO-TRACE-STRING
0 4 1 0 1 1 NO-TRACE-STRING
0 1 1 21 15 0 0 3 
.CMD FORMAT  rd=d ct=10 im=i et=3 zt=15 pr=3 mass length time charge temperature tr=0 vm=0
.CMD SET ORIGIN 0
.CMD SET TOL 0.001000000000000
.CMD SET PRNCOLWIDTH 8
.CMD SET PRNPRECISION 4
.CMD PRINT_SETUP 1.000000 1.000000 1.000000 1.000000 1
.CMD HEADER_FOOTER 1 1 |F |P |D 0 1 *empty* *empty* *empty*
.CMD HEADER_FOOTER_FONT fontID=14 family=Arial points=10 bold=0 italic=0 underline=0 colrid=2
.CMD HEADER_FOOTER_FONT fontID=15 family=Arial points=10 bold=0 italic=0 underline=0 colrid=2
.CMD DEFAULT_TEXT_PARPROPS 0 0 0
.CMD DEFINE_FONTSTYLE_NAME fontID=0 name=Variables
.CMD DEFINE_FONTSTYLE_NAME fontID=1 name=Constants
.CMD DEFINE_FONTSTYLE_NAME fontID=2 name=Text
.CMD DEFINE_FONTSTYLE_NAME fontID=4 name=User^1
.CMD DEFINE_FONTSTYLE_NAME fontID=5 name=User^2
.CMD DEFINE_FONTSTYLE_NAME fontID=6 name=User^3
.CMD DEFINE_FONTSTYLE_NAME fontID=7 name=User^4
.CMD DEFINE_FONTSTYLE_NAME fontID=8 name=User^5
.CMD DEFINE_FONTSTYLE_NAME fontID=9 name=User^6
.CMD DEFINE_FONTSTYLE_NAME fontID=10 name=User^7
.CMD DEFINE_FONTSTYLE fontID=0 family=Times^New^Roman points=12 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=1 family=Times^New^Roman points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=2 family=Arial points=12 bold=1 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=4 family=Arial points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=5 family=Courier^New points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=6 family=System points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=7 family=Script points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=8 family=Roman points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=9 family=Modern points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD DEFINE_FONTSTYLE fontID=10 family=Times^New^Roman points=10 bold=0 italic=0 underline=0 colrid=-1
.CMD UNITS U=1
.CMD DIMENSIONS_ANALYSIS 0 0
.CMD COLORTAB_ENTRY 0 0 0
.CMD COLORTAB_ENTRY 128 0 0
.CMD COLORTAB_ENTRY 0 128 0
.CMD COLORTAB_ENTRY 128 128 0
.CMD COLORTAB_ENTRY 0 0 128
.CMD COLORTAB_ENTRY 128 0 128
.CMD COLORTAB_ENTRY 0 128 128
.CMD COLORTAB_ENTRY 128 128 128
.CMD COLORTAB_ENTRY 192 192 192
.CMD COLORTAB_ENTRY 255 0 0
.CMD COLORTAB_ENTRY 0 255 0
.CMD COLORTAB_ENTRY 255 255 0
.CMD COLORTAB_ENTRY 0 0 255
.CMD COLORTAB_ENTRY 255 0 255
.CMD COLORTAB_ENTRY 0 255 255
.CMD COLORTAB_ENTRY 255 255 255
.TXT 3 1 4 0 0
Cg a71.000000,71.000000,50
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard {\fs32 Vacuum 
Performance of Zeolite Pumped IR LABS Dewar}}
.TXT 4 0 6 0 0
Cg a21.400000,21.400000,18
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Zeolite Properties}
.EQN 5 0 249 0 0
{0:Q.N2}NAME:4*({0:kcal}NAME)/({0:mole}NAME)
.EQN 0 15 250 0 0
{0:Area.zeo}NAME:6*(10)^(6)*(({0:cm}NAME)^(2))/({0:gm}NAME)
.EQN 0 22 251 0 0
{0:R.kcal}NAME:1.99*(10)^(-3)*({0:kcal}NAME)/({0:K}NAME*{0:mole}NAME)
.EQN 8 -37 253 0 0
{0:Temp}NAME:75;85
.EQN 0 17 254 0 0
{0:Avagadro}NAME:6.02*((10)^(23))/({0:mole}NAME)
.EQN 0 24 178 0 0
{0:M.N2}NAME:28*({0:gm}NAME)/({0:mole}NAME)
.EQN 5 -40 506 0 0
{0:m.zeo}NAME:25*{0:gm}NAME
.TXT 0 15 507 0 0
Cg a60.000000,60.000000,27
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Mass of Zeolite in Canister}
.TXT 4 -16 256 0 0
Cg a73.000000,73.000000,32
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Calculate Residence 
Time for N2 }
.EQN 8 0 258 0 0
({0:\t}NAME)[({0:Temp}NAME):5*(10)^(-14)*{0:sec}NAME*({0:e}NAME)^((({0:Q.N2}NAME)/({0:R.kcal}NAME*{0:Temp}NAME*{0:K}NAME)))
.EQN 0 30 257 0 0
({0:\t}NAME)[(80)={0}?_n_u_l_l_
.EQN 0 18 378 0 0
({0:\t}NAME)[(78)={0}?_n_u_l_l_
.EQN 7 -48 259 0 0
{0:C.1}NAME:(3.1*(10)^(14))/(1*(10)^(-4)*{0:torr}NAME*.00777*{0:sec}NAME*({0:cm}NAME)^(2))
.TXT 1 29 260 0 0
Cg a16.000000,16.000000,11
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard From Varian}
.TXT 6 -5 345 0 0
Cg a54.000000,54.000000,62
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Maximum Pressure 
Allowed before Gas Conduction is \par Significant}
.EQN 1 -24 288 0 0
{0:Pressure.fin}NAME:5*(10)^(-5)*{0:torr}NAME
.EQN 8 0 262 0 0
{0:\s}NAME:{0:C.1}NAME*{0:Pressure.fin}NAME*{0:\t}NAME
.EQN 0 20 261 0 0
({0:\s}NAME)[(80)*({0:cm}NAME)^(2)={0}?_n_u_l_l_
.TXT 0 20 263 0 0
Cg a31.000000,31.000000,14
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard molecules/cm^2}
.EQN 9 -40 264 0 0
{0:Capacity.zeo}NAME:({0:C.1}NAME*{0:Pressure.fin}NAME*{0:\t}NAME*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.EQN 0 51 265 0 0
({0:Capacity.zeo}NAME)[({0:Temp}NAME)*(({0:gm}NAME)/({0:gm}NAME))=
.EQN 2 -6 266 0 0
{0:Temp}NAME=
.EQN 8 -28 273 0 0
({0:Pressure.fin}NAME)/({0:torr}NAME)={0}?_n_u_l_l_
.EQN 3 -17 267 0 0
&&(_n_u_l_l_&_n_u_l_l_)&({0:Capacity.zeo}NAME)[({0:Temp}NAME)@&&(_n_u_l_l_&_n_u_l_l_)&{0:Temp}NAME
0 0 1 1 1 0 0 1 1 
0 0 1 1 1 0 0 1 1 
0 1 0 0 1 1 NO-TRACE-STRING
0 2 1 0 1 1 NO-TRACE-STRING
0 3 2 0 1 1 NO-TRACE-STRING
0 4 3 0 1 1 NO-TRACE-STRING
0 1 4 0 1 1 NO-TRACE-STRING
0 2 5 0 1 1 NO-TRACE-STRING
0 3 6 0 1 1 NO-TRACE-STRING
0 4 0 0 1 1 NO-TRACE-STRING
0 1 1 0 1 1 NO-TRACE-STRING
0 2 2 0 1 1 NO-TRACE-STRING
0 3 3 0 1 1 NO-TRACE-STRING
0 4 4 0 1 1 NO-TRACE-STRING
0 1 5 0 1 1 NO-TRACE-STRING
0 2 6 0 1 1 NO-TRACE-STRING
0 3 0 0 1 1 NO-TRACE-STRING
0 4 1 0 1 1 NO-TRACE-STRING
0 1 1 21 15 16 0 3 
.TXT 32 0 269 0 0
Cg a72.000000,72.000000,34
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Density of 
Nitrogen at STP}
.EQN 4 0 169 0 0
{0:P}NAME:1*{0:atm}NAME
.EQN 0 10 170 0 0
{0:V}NAME:1*{0:liter}NAME
.EQN 0 11 172 0 0
{0:T}NAME:273*{0:K}NAME
.EQN 0 13 176 0 0
{0:R.gas}NAME:(.082*{0:liter}NAME*{0:atm}NAME)/({0:K}NAME*{0:mole}NAME)
.EQN 0 22 168 0 0
{0:n}NAME:({0:P}NAME*{0:V}NAME)/({0:R.gas}NAME*{0:T}NAME)
.EQN 7 -56 177 0 0
({0:n}NAME)/({0:mole}NAME)={0}?_n_u_l_l_
.EQN 0 14 181 0 0
{0:m}NAME:{0:n}NAME*{0:M.N2}NAME
.EQN 0 13 182 0 0
({0:m}NAME)/({0:gm}NAME)={0}?_n_u_l_l_
.EQN 0 13 207 0 0
{0:\r}NAME:({0:m}NAME)/({0:V}NAME)
.EQN 0 10 208 0 0
({0:\r}NAME)/((({0:gm}NAME)/(({0:cm}NAME)^(3))))={0}?_n_u_l_l_
.TXT 9 -50 490 0 0
Cg a79.000000,79.000000,62
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Starting 
Pressure Assuming Adsorbed gas escapes slowly}
.EQN 10 0 491 0 0
{0:\t.293}NAME:5*(10)^(-14)*{0:sec}NAME*({0:e}NAME)^((({0:Q.N2}NAME)/({0:R.kcal}NAME*{0}293*{0:K}NAME)))
.EQN 0 32 492 0 0
({0:\t.293}NAME)/({0:sec}NAME)={0}?_n_u_l_l_
.TXT 0 18 493 0 0
Cg a79.000000,79.000000,27
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Residence time at room temp}
.EQN 8 -50 495 0 0
{0:Capacity.293}NAME:({0:C.1}NAME*{0}760*{0:torr}NAME*{0:\t.293}NAME*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.TXT 7 28 494 0 0
Cg a79.000000,79.000000,43
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Capacity at room temp,
\par Atmospheric pressure}
.EQN 1 -28 496 0 0
{0:Capacity.293}NAME*(({0:gm}NAME)/({0:gm}NAME))={0}?_n_u_l_l_
.TXT 9 48 498 0 0
Cg a79.000000,79.000000,30
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Capacity at 77 K,\par 
Low Pressure}
.EQN 1 -48 517 0 0
{0:Capacity.zeoinit}NAME-({0:C.1}NAME*{0:Pressure.init}NAME*({0:\t}NAME)[(77)*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.TXT 7 0 499 0 0
Cg a79.000000,79.000000,268
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Assume all gas 
adsorbed at room temp cannot escape during rough pumping due to slow 
time constant of desorption.  Equate Capacity at STP to Cold/low 
pressure capacity and solve for the equilibrium pressure, this gives 
an upper bound for the initial starting pressure. }
.EQN 14 0 500 0 0
({0:C.1}NAME*{0}760*{0:torr}NAME*{0:\t.293}NAME*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.TXT 0 31 501 0 0
Cg a79.000000,79.000000,1
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard =}
.EQN 0 6 502 0 0
({0:C.1}NAME*{0:Pressure.init}NAME*({0:\t}NAME)[(77)*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.EQN 8 -37 503 0 0
{0:Pressure.init}NAME:(760*{0:torr}NAME*{0:\t.293}NAME)/(({0:\t}NAME)[(77))
.EQN 0 30 515 0 0
({0:Pressure.init}NAME)/({0:torr}NAME)={0}?_n_u_l_l_
.TXT 0 23 504 0 0
Cg a79.000000,79.000000,23
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Dewar starting Pressure}
.EQN 10 -53 512 0 0
{0:Capacity.zeoinit}NAME:({0:C.1}NAME*{0:Pressure.init}NAME*({0:\t}NAME)[(77)*{0:Area.zeo}NAME*{0:M.N2}NAME)/({0:Avagadro}NAME)
.TXT 2 48 511 0 0
Cg a79.000000,79.000000,30
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Capacity at 77 K,\par 
Low Pressure}
.EQN 3 -48 514 0 0
{0:Capacity.zeoinit}NAME={0}?_n_u_l_l_
.TXT 7 0 479 0 0
Cg a71.000000,71.000000,27
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Net Volume of Dewar}
.EQN 3 0 480 0 0
{0:L.dew}NAME:12.5*{0:in}NAME
.EQN 0 16 481 0 0
{0:D.dew}NAME:6*{0:in}NAME
.EQN 6 -16 482 0 0
{0:V.shell}NAME:({0:\p}NAME)/(4)*({0:D.dew}NAME)^(2)*{0:L.dew}NAME
.EQN 0 42 483 0 0
({0:V.shell}NAME)/({0:liter}NAME)={0}?_n_u_l_l_
.EQN 7 -42 484 0 0
{0:L.reservoir}NAME:5*{0:in}NAME
.EQN 0 19 485 0 0
{0:D.reservoir}NAME:5*{0:in}NAME
.EQN 5 -19 486 0 0
{0:V.reservoir}NAME:({0:\p}NAME)/(4)*({0:D.reservoir}NAME)^(2)*{0:L.reservoir}NAME
.EQN 0 42 487 0 0
({0:V.reservoir}NAME)/({0:liter}NAME)={0}?_n_u_l_l_
.EQN 7 -42 488 0 0
{0:V.net}NAME:{0:V.shell}NAME-{0:V.reservoir}NAME
.EQN 0 42 489 0 0
({0:V.net}NAME)/({0:liter}NAME)={0}?_n_u_l_l_
.TXT 7 -42 362 0 0
Cg a70.000000,70.000000,66
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Total Length of 
Nitrile O-Rings, IR Labs Dewar with 1.5 liter tank}
.EQN 4 0 363 0 0
{0:Quantity}NAME:({1,10}ö0ö0ö0ö0ö0ö1ö2ö1ö1ö2)
.TXT 4 48 518 0 0
Cg a20.000000,20.000000,5
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Shell}
.TXT 3 0 523 0 0
Cg a19.000000,19.000000,6
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Window}
.TXT 3 0 524 0 0
Cg a19.000000,19.000000,4
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Neck}
.TXT 3 0 525 0 0
Cg a18.000000,18.000000,10
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Connectors}
.TXT 3 0 526 0 0
Cg a19.000000,19.000000,5
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Valve}
.EQN 1 -17 369 0 0
{0:Diameter}NAME:({10,1}ö0ö0ö0ö0ö0ö1.9ö2.3ö4ö8.5ö15.8)
.EQN 2 -31 370 0 0
{0:L}NAME:{0:\p}NAME*{0:Quantity}NAME*{0:Diameter}NAME*{0:cm}NAME
.EQN 7 0 371 0 0
(({0:L}NAME)[(0))/({0:cm}NAME)={0}?_n_u_l_l_
.TXT 8 0 109 0 0
Cg a71.000000,71.000000,46
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Diffusion Rate 
Into Dewar (std cc/sec)}
.EQN 5 0 430 0 0
{0:F}NAME:.8*(10)^(-8)*((({0:cm}NAME)^(3))/({0:sec}NAME))*({0:cm}NAME)/(({0:cm}NAME)^(2))
.TXT 0 22 431 0 0
Cg a70.000000,70.000000,38
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Permeability of 
Nitrile O-Rings to Air}
.EQN 6 -22 389 0 0
{0:Q}NAME:.72
.TXT 0 13 390 0 0
Cg a65.000000,65.000000,57
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Factor for grease and 
% squeeze, Parker Handbook, pg A2-4}
.EQN 3 -13 391 0 0
{0:S}NAME:.25
.TXT 0 13 392 0 0
Cg a65.000000,65.000000,14
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Percent Sqeeze}
.EQN 3 -13 394 0 0
{0:P}NAME:14.7
.TXT 0 13 395 0 0
Cg a65.000000,65.000000,29
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Pressure acroos O-ring 
in psi}
.EQN 7 -13 110 0 0
{0:Diffrate}NAME:0.70*{0:F}NAME*((({0:L}NAME)[(0))/({0:\p}NAME))*{0:P}NAME*{0:Q}NAME*(1-({0:S}NAME)^(2))
.EQN 0 32 111 0 0
({0:Diffrate}NAME)/(((({0:cm}NAME)^(3))/({0:sec}NAME)))={0}?_n_u_l_l_
.TXT 0 21 398 0 0
Cg a76.000000,76.000000,37
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Formula from Parker
\par Handbook, pg A2-4}
.TXT 9 -53 122 0 0
Cg a71.000000,71.000000,55
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Pressure Rise 
vs Time (without zeolite pumping)}
.EQN 3 0 127 0 0
{0:mtorr}NAME:.001*{0:torr}NAME
.EQN 8 0 123 0 0
{0:Pressure_Day}NAME:({0:Diffrate}NAME*(24*({0:hr}NAME)/({0:day}NAME))*(3600*({0:sec}NAME)/({0:hr}NAME))*760*{0:torr}NAME)/({0:V.net}NAME)
.EQN 0 54 124 0 0
({0:Pressure_Day}NAME)/((({0:mtorr}NAME)/({0:day}NAME)))={0}?_n_u_l_l_
.TXT 10 -54 128 0 0
Cg a73.000000,73.000000,70
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Dewar Hold 
Time (77 K Zeolite, Maximum Pressure = 5*10-5 Torr)}
.EQN 7 1 411 0 0
{0:Hold_time}NAME:({0:m.zeo}NAME*(({0:Capacity.zeo}NAME)[(77)-{0:Capacity.zeoinit}NAME))/({0:Diffrate}NAME*{0:\r}NAME)
.EQN 0 51 413 0 0
({0:Hold_time}NAME)/({0:day}NAME)={0}?_n_u_l_l_
.TXT 9 -52 275 0 0
Cg a75.000000,75.000000,50
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Pressure Rise 
vs Time with Zeolite Pumping}
.EQN 6 0 283 0 0
({0:Diffrate}NAME*{0:\r}NAME*{0:day}NAME)/(({0:m.zeo}NAME*{0:Capacity.zeoinit}NAME))*(({0:Pressure.init}NAME)/({0:torr}NAME))={0}?_n_u_l_l_
.EQN 10 0 292 0 0
({0:Pressure.fin}NAME-{0:Pressure.init}NAME)/({0:Hold_time}NAME)*(({0:day}NAME)/({0:torr}NAME))={0}?_n_u_l_l_
.TXT 7 0 416 0 0
Cg a78.000000,78.000000,69
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Empirical Test 
Results, 20 Day Run, Assume 77 temperature for Zeolite}
.EQN 5 0 419 0 0
{0:P.final}NAME:20*{0:day}NAME*{0:Pressure_Day}NAME
.EQN 0 32 420 0 0
({0:P.final}NAME)/({0:mtorr}NAME)={0}?_n_u_l_l_
.TXT 0 15 421 0 0
Cg a27.000000,27.000000,24
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Predicted Final Pressure}
.TXT 5 -47 423 0 0
Cg a77.000000,77.000000,84
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Actual final Pressure 
was 2000 mtorr, difffussion and/or leaks larger than predicted}
.EQN 9 0 432 0 0
{0:DeltaP}NAME:(({0}2000*{0:mtorr}NAME*{0:V.net}NAME*{0:M.N2}NAME)/({0:R.gas}NAME*{0:T}NAME))*(({0:Avagadro}NAME)/({0:C.1}NAME*({0:\t}NAME)[(77)*{0:Area.zeo}NAME*{0:m.zeo}NAME*{0:M.N2}NAME))
.EQN 8 0 428 0 0
({0:DeltaP}NAME)/({0:torr}NAME)={0}?_n_u_l_l_
.TXT 0 19 426 0 0
Cg a77.000000,77.000000,60
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Delta P actual was 3 * 
10-7, Zeolite better than advertiised}
.TXT 20 -19 381 0 0
Cg a78.000000,78.000000,50
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard Compute Amount of 
Water for a Monolayer on Zeolite}
.EQN 5 0 382 0 0
{0:A.water}NAME:((3.5*(10)^(-8)*{0:cm}NAME))^(2)
.EQN 0 24 383 0 0
{0:N.water}NAME:({0:Area.zeo}NAME*{0:m.zeo}NAME)/({0:A.water}NAME)
.EQN 0 25 384 0 0
{0:N.water}NAME={0}?_n_u_l_l_
.EQN 8 -49 385 0 0
{0:m.water}NAME:({0:N.water}NAME)/({0:Avagadro}NAME)*18*({0:gm}NAME)/({0:mole}NAME)
.EQN 0 52 386 0 0
({0:m.water}NAME)/({0:m.zeo}NAME)={0}?_n_u_l_l_
.EQN 1 -19 387 0 0
({0:m.water}NAME)/({0:gm}NAME)={0}?_n_u_l_l_
.TXT 5 -33 388 0 0
Cg b78.000000,78.000000,95
{\rtf\ansi \deff0{\colortbl;\red0\green0\blue128;}{\fonttbl{\f0
\fcharset0\fnil Arial;}}\plain\cf1\fs24\b \pard This is 15 percent by 
weight at which point the capacity for Nitrogen pumping is virtually gone}