ID |
Date |
Author |
Type |
Category |
Subject |
Text |
 |
|
220
|
Tue Sep 5 16:43:19 2023 |
Aiden | Update | General | VAC System Heating Update | Checked on bake 5 today after 3 days of equilibrium.
The RGA cross is at 106 C and the turbo pump
cross is at 74 C. This was reached while |
|
|
219
|
Fri Sep 1 19:21:19 2023 |
Aiden | Update | VAC | VAC System Heating Update | Started bake 5 today. This will hopefully
be a longer and hotter bake with it lasting
6-7 days at around 150 C. The pressure in |
|
|
218
|
Thu Aug 31 12:56:29 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update | Took some more RGA data to see if the HC levels
have further declined since bake 4 and it
seems that it has started to plateau with |
|
|
217
|
Tue Aug 29 22:07:38 2023 |
Aiden | Update | General | Electronic Bench | Dr Richardson is working on mounting more
power supplies in the server rack and is
using the electronics bench. Be aware to |
|
|
216
|
Tue Aug 29 19:09:21 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update | Here are some more plots with the RGA data
take August 29. It seems that more pumping
time has led to the HC levels being dramatically |
|
|
215
|
Mon Aug 28 14:43:50 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update | The PID controllers were turned off on Friday
and the chamber was left to cool over the
weekend. Just took data and it looks like |
|
|
214
|
Mon Aug 21 17:13:25 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update |
Came in to take RGA data and found the
turbo pump drawing .38 Amps. This was much
higher than what it was on Friday. I investigated |
|
|
213
|
Thu Aug 17 15:18:48 2023 |
Aiden | Update | VAC | VAC Heating System Update | Relocated the PID controllers so that the
heating tape could be plugged in. In the
picture the left one controls the top half |
|
|
212
|
Thu Aug 17 15:02:44 2023 |
Aiden | Update | VAC | VAC Heating System Update |
Put the heating tape back on and made
sure to have 4 coils around the barrel of
the chamber. To make this happen I did not |
11x |
|
211
|
Wed Aug 16 17:17:02 2023 |
Shane, Jon | Update | CDS | Binary input chassis powering correctly | Binary input chassis passed power-on test,
and is lighting up as expected. Binary output
chassis also successfully powered on. AA |
|
|
210
|
Wed Aug 16 16:55:40 2023 |
Shane, Jon | Update | CDS | external power supply cables finished | All four external power supply cables for
the CyMAC chassis are now assembled. Using
them now to test if chassis power up correctly. |
|
|
209
|
Tue Aug 15 16:10:06 2023 |
Celeste | Update | TCS | 8/15/2023 Simulation Progress | |
|
|
208
|
Tue Aug 15 16:04:23 2023 |
Aiden | Update | VAC | VAC Heating System Update |
Pulled off the rest of the heater tape
along with the aluminum tape left behind.
The aluminum tape adhesive left behind a |
6x |
|
207
|
Tue Aug 15 13:32:37 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | I have now fixed all issues that I was having
this morning, and have added text boxes which
show the peak values of both PSD's and the |
|
|
206
|
Tue Aug 15 10:35:00 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | I have successfully added a button to my graphics,
but it has posed a strange issue with the
CSD and PSD values. When I plot my original |
|
|
205
|
Fri Aug 11 18:32:00 2023 |
Aiden | Update | VAC | VAC System Heating Update |
[Dr. Richardson, Aiden] Large Update
Removed
most of the insulation on the chamber in
order to pull back some of the heater tape |
11x |
|
204
|
Fri Aug 11 10:57:20 2023 |
Celeste | Update | TCS | 8/11/23 Simulation Progress | |
|
|
203
|
Thu Aug 10 18:32:39 2023 |
Aiden | Update | VAC | VAC System Heating Update |
[Dr. Richardson, Aiden]
DO NOT TOUCH ANY VALVES ON THE
CHAMBER. THERE IS A PRESSURE DIFFERENTIAL |
|
|
202
|
Thu Aug 10 15:10:12 2023 |
Jon | Update | VAC | VAC System Heating Update | I shut down the turbo pump since this is evidently
a large leak. We CANNOT turn on the RGA for
leak checking with the pressure above 1E-5 |
|
|
201
|
Thu Aug 10 14:36:00 2023 |
Aiden | Update | VAC | VAC System Heating Update | Came in to install one of the Full range gauges.
Checked the temperature first of the cross
and it was reading 30 C. After installing |
|
|
200
|
Thu Aug 10 14:13:38 2023 |
Celeste | Update | TCS | 8/10/23, Simulation Graphical Progress | |
|
|
199
|
Wed Aug 9 17:35:26 2023 |
Shane | Update | CDS | Binary output chassis finished | Finished the internal wiring for the binary
output chassis today, which completes its
assembly. Also secured ribbon cables and |
|
|
198
|
Wed Aug 9 11:32:56 2023 |
Jon | Infrastructure | General | New power cables | I delivered new NEMA 5-15 (120V / 15 A)
power cables to the lab for the following
items: |
|
|
197
|
Tue Aug 8 17:03:22 2023 |
Shane, Jon | Update | CDS | Binary input chassis finished | Finished assembly of the binary input chassis
today, including DC on/off switch and LED
installation. external cable assemblies still |
|
|
196
|
Tue Aug 8 16:47:11 2023 |
Sophia | Update | Scripts/Programs | Update on Dynamic CSD and PSD Plots | We have fixed our rapid plotting error, and
realized that this has not been affecting
our data intake! Below is a video of the |
|
|
195
|
Tue Aug 8 15:31:26 2023 |
Aiden | Update | VAC | VAC Heating System Update |
Vacuum Chamber equilibrium temperature
for bake 3 are 126 C and 88 C for the chamber
wall and turbo pump flange respectively. |
10x |
|
194
|
Mon Aug 7 15:36:18 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | Today I was able to fix the red pitaya's plotting
problem, and get my code to recognize driving
frequencies from the function generator to |
7x |
|
193
|
Mon Aug 7 13:58:46 2023 |
shane | Update | CDS | internal power supply cables done for AI chassis | Finished assembling and installing the aLigo
chassis internal power supply cables in the
anti-imaging chassis today. Tested for continuity |
|
|
192
|
Fri Aug 4 15:21:33 2023 |
Aiden | Update | VAC | VAC System Heating Update | Checked on Bake 3 today and the temperature
sensors read 126 C and 91 C for the chamber
barrel and turbo pump flange respectively. |
|
|
191
|
Thu Aug 3 18:03:42 2023 |
Shane, Jon | Update | CDS | Anti-Aliasing chassis complete | We finished installing the internal power
supply cables in the anti-aliasing chassis
today, which concludes its assembly. Work |
|
|
190
|
Thu Aug 3 17:47:51 2023 |
Aiden | Update | VAC | VAC Heating System Update |
Did some further testing to determine
if it was within reason to increase the temperature
of the chamber. I used a thermometer and |
|
|
189
|
Thu Aug 3 16:00:25 2023 |
Aiden | Update | VAC | VAC System Heating Update | Check on the temperature of the bake today
to see the equilibrium temperatures. With
both of the PID controllers set to 150 C, |
|
|
188
|
Wed Aug 2 17:02:38 2023 |
Aiden | Update | VAC | VAC System Heating Update |
Moved the temperature sensor on the PID
controller to one of the switch backs on
the lid.
Also started the next |
|
|
187
|
Tue Aug 1 16:22:35 2023 |
Celeste | Update | TCS | Graphical Updates to HOM RH Modification, Tuesday 8/1 | Slides 20-33 are newly added (data/graphs
from parameter sweep feature-1/8th heater
unit length varied from 10% of original to |
|
|
186
|
Tue Aug 1 15:44:31 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | We have identified two problems facing the
intensity noise calculations, which we are
working to solve.
The first of these |
6x |
|
185
|
Tue Aug 1 12:48:41 2023 |
Aiden | Update | Cleanroom | Pre Filter Change |
Changed the pre filter inside of the
3 stage HEPA system next to the soldering
station. It was rather dirty and I have attached |
|
|
184
|
Tue Aug 1 12:10:03 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update |
Dr. Richardson and I took off the insulation
on the lid again to add more insulation in-between
the heater tape folds in addition to what |
|
|
183
|
Mon Jul 31 19:27:30 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | An update on the CSD/PSD code:
The code
is now taking a dynamic average of the points,
and that has significantly reduced the noise |
|
|
182
|
Mon Jul 31 12:39:01 2023 |
Shane | Update | Electronics | LED cable assemblies installed | Today I put together the two LED cable assemblies
for the CyMAC and mounted them in the anti-aliasing
and anti-imaging chassis. |
|
|
181
|
Fri Jul 28 18:03:07 2023 |
Pamella | Update | FLIR | Final plot - FLIR | [Pamella]
I was able to
plot the final result with the data to the
heater. I attached below the "3Combined_HighTemp_Gaussian_Plot." |
|
|
180
|
Fri Jul 28 17:45:45 2023 |
Celeste | Update | TCS | Graphical Updates to HOM RH Modification, Friday 7/28 | Updated 1/8th Heater simulation modification
graphs. Slides 7, 10, 16-19 are new additions. |
|
|
179
|
Fri Jul 28 13:46:17 2023 |
Aiden | Update | VAC | Vacuum Chamber Baking Update |
Took some more data to look at the HC
count. Initial data was from leaving the
Argon leak closed and then left it open for |
|
|
178
|
Fri Jul 28 13:39:39 2023 |
shane | Update | Cleanroom | full 5 zone cleanroom particle count | Here's the 5 zone cleanroom measurement from
today. |
|
|
177
|
Fri Jul 28 13:07:39 2023 |
Shane, Aiden | Update | Cleanroom | cleanroom cleaning and particle count |
[Aiden, Shane]
cleaning
cleanroom and particle count
11:08 am: started particle |
6x |
|
176
|
Thu Jul 27 14:46:55 2023 |
Shane, Jon | Update | Electronics | AA chassis DC on/off switch assembled | Made the first DC on/off switch assembly today
and installed in anti-aliasing chassis. Second
switch assembly to be completed later. |
|
|
175
|
Thu Jul 27 14:11:42 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | Here's a screen recording of the dynamic raw
data and PSD/CSD plots as they are now. Will
begin working on implementing a code to generate |
|
|
174
|
Thu Jul 27 11:28:36 2023 |
Sophia | Update | Scripts/Programs | Update on Laser Noise Data Collection and Analysis: Dynamic CSD and PSD Plots | This week I have successfully been able to
implement our dynamic CSD and PSD plotting
code, but along the way I encountered a few |
|
|
173
|
Thu Jul 27 10:18:43 2023 |
Celeste | Update | TCS | Graphical Updates to HOM RH Modification | Attached are updated graphs of the irradiance
distribution from the 1/8th ring heater units
(extruded and reduced in length). |
|
|
172
|
Tue Jul 25 15:35:14 2023 |
Shane | Update | Electronics | More chassis moved | Finished basic assembly of binary input and
output chassis today, and moved one to top
shelf of work bench. The other is in corner |
|
|
171
|
Mon Jul 24 16:19:29 2023 |
Shane, Jon | Update | Electronics | Chassis semi-assembled and moved | Began assembly on AA and AI chassis today,
moved them both to top work bench shelf (image
attached). They are delicate so please do |
|