Last modified by sndueste on 2023/06/15 14:33
From version 2.1
edited by sndueste
on 2020/09/25 17:12
Change comment: There is no comment for this version
To version 9.1
edited by sndueste
on 2023/06/15 14:33
Change comment: There is no comment for this version

Summary

Details

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1 +== ==
2 +
3 +{{toc/}}
4 +
5 +== general idea / operation ==
6 +
1 1  In order to make sure that the mirrors are not damaged by short wavelength radiation a protection system takes care.  The system is realized in combination of a server and jddd warning panels.
2 2  
3 3  There are 2 mirror protection servers ( one for the 2 mirrors in the tunnel and one for the experimental hall)
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4 4  
5 5  \\
6 6  
7 -[[image:attach:image2020-9-25_17-12-45.png||height="250"]]
13 +[[image:attach:image2020-9-25_17-12-45.png||width="400"]] [[image:attach:image2021-2-10_18-8-7.png||width="400"]]
8 8  
9 9  \\
10 10  
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12 12  
13 13  \\
14 14  
15 -If everything is set properly and the possible wavelength is  < 5.5 nm  (checked by electron energy) this will be indicated in the tunnel view
21 +If everything is set properly and the possible wavelength is  < 5.5 nm  (checked by FL1 electron energy) this will be indicated in the tunnel view
16 16  
17 -[[image:attach:image2020-9-25_17-6-26.png||height="150"]]
23 +(the indicator if the protection is set is always shown)
18 18  
25 +[[image:attach:image2021-2-10_18-4-17.png||height="150"]]
26 +
19 19  \\
20 20  
21 -If the protection server is not active this will be indicated when PS1 is closed [[image:attach:image2020-9-25_17-8-9.png||thumbnail="true" height="50"]] and even more if it is open[[image:attach:image2020-9-25_17-7-58.png||thumbnail="true" height="50"]]
29 +\\
22 22  
31 +== the protection server ==
32 +
33 +If the protection server is not active this will be indicated when PS1 is closed [[image:attach:image2021-2-10_17-55-57.png||thumbnail="true" width="150"]]
34 +
35 +and even more if it is open[[image:attach:image2021-2-10_17-54-19.png||thumbnail="true" width="150"]]
36 +
37 +If the protection server, wavelength server or mirror moving server is unavailable or has some errors the message[[image:attach:image2021-2-10_17-51-59.png||thumbnail="true" width="150"]] will be displayed. IN the right lower corner it also shows the reason. clicking on the warning one gets to the protection overview:
38 +
23 23  \\
24 24  
25 -If the protection server, wavelength server or mirror moving server is unavailable or has some errors the message  [[image:attach:image2020-9-25_17-9-19.png||thumbnail="true" height="50"]] will be displayed.
41 +[[image:attach:image2021-2-10_18-6-39.png||height="250"]]
26 26  
27 27  \\
44 +
45 +== Opening PS1: ==
46 +
47 +to prevent opening PS1 if the mirrors are not save there is also some logic behind the open button
48 +
49 +The "open PS1" button opens a new window , which should look like this: [[image:attach:image2021-4-13_16-38-3.png||thumbnail="true" height="150"]]
50 +
51 +\\
52 +
53 +== warning messages ==
54 +
55 +In case something is not o.k. there are possible warnings:
56 +
57 +[[image:attach:image2021-4-13_16-39-35.png||thumbnail="true" height="150"]] [[image:attach:image2021-4-13_16-40-3.png||thumbnail="true" height="150"]] [[image:attach:image2021-4-13_16-40-46.png||thumbnail="true" height="150"]] [[image:attach:image2021-4-13_16-41-41.png||thumbnail="true" height="150"]]
58 +
59 +\\
60 +
61 +== Tests of the system ==
62 +
63 +[[https:~~/~~/ttfinfo.desy.de/Flash2_PhotonDiagelog/show.jsp?dir=/2023/24/13.06&pos=2023-06-13T15:29:23>>url:https://ttfinfo.desy.de/Flash2_PhotonDiagelog/show.jsp?dir=/2023/24/13.06&pos=2023-06-13T15:29:23||shape="rect"]]
64 +
65 +== Expert stuff: ==
66 +
67 +FLASH.UTIL/MIRROR.PROTECTION/FL2.HALL/ACTION indicates actions the server will do, 0=ok, >0 will be close
68 +
69 +This also works if the  absorber is still closed and is used in the jddd warnings
70 +
71 +0 = ok
72 +1 = closing absorbler
73 +2 = absorber already closed
74 +3 = absorber control disabled
75 +
76 +\\
77 +
78 +\\
79 +
80 +If parameters like TTF2.FEEDBACK/FL2.WAVELENGTHCONTROL/FLASH2/WAVELENGTH.USED  are not readable  → generate warning
81 +
82 +\\
83 +
84 +warning conditions:
85 +
86 +[[image:attach:2021-02-10 17_48_21-XFCE.png||thumbnail="true" height="250"]]
87 +
88 +\\
89 +
90 +general considerations (by Sören)
91 +
92 +
93 +(% style="color: rgb(51,51,51);" %)* Lese Wellenlaenge, Absorber Status(%%)
94 +(% style="color: rgb(51,51,51);" %) - Wenn nicht lesbar, setze remote-error, aber laufe mit den letzen bekannten Werten weiter!(%%)
95 +\\(% style="color: rgb(51,51,51);" %)* Test ob wir auf einer gefaerdeten Beamline (nur Halle) stehen(%%)
96 +(% style="color: rgb(51,51,51);" %) - Wenn nicht, ueberspringe alle nachfolgenden Tests(%%)
97 +\\(% style="color: rgb(51,51,51);" %)* Fuer alle aktivierten Spiegel, teste ob die Wellenlaenge gefaehrlich ist(%%)
98 +(% style="color: rgb(51,51,51);" %) - Wenn ja, schliesse den Absorber (aber nur wenn Absorber-Controll erlaubt ist)(%%)
99 +\\(% style="color: rgb(51,51,51);" %)Es gibt zwei Instanzen des Servers, einer fuer die Tunel Section und einen fuer die Halle.(%%)
100 +\\(% style="color: rgb(51,51,51);" %)In der Halle testen wir nur wenn wir ~_~_nicht~_~_ auf der Center-Beamline stehen (FL26 oder FL22, FL21!?)
101 +
102 +\\
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