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Last modified by robert on 2025/08/21 13:08
From version 19.1
edited by Sima Mousavi
on 2024/01/17 18:26
Change comment: There is no comment for this version
To version 36.2
edited by Sima Mousavi
on 2024/01/25 11:48
Change comment: There is no comment for this version

Summary

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... ... @@ -4,8 +4,11 @@
4 4  (((
5 5  = **Node Setup** =
6 6  
7 -Short term (~~30 day) battery powered nodes
7 +Short term (~~30 day) battery powered nodes. The default gain should be 24 db for the 16HR-3C and 6 db for the BD3C-5
8 8  
9 +
10 +~*~**this needs to be reformatted
11 +
9 9  == **Pre-Fieldwork Preparation** ==
10 10  
11 11  (% class="box infomessage" %)
... ... @@ -12,7 +12,9 @@
12 12  (((
13 13  (% class="box warningmessage" %)
14 14  (((
15 -**~ INVEST IN FAST EXTERNAL HARD DRIVES – DO NOT LET THIS BE THE LIMITATION OF DATA HARVESTING **
18 +**INVEST IN FAST EXTERNAL HARD DRIVES – DO NOT LET THIS BE THE LIMITATION OF DATA HARVESTING**
19 +
20 +**Plan on 1 Tb to store ALL data for 50 nodes @ 250 Hz and a single ~~30 day occupation**
16 16  )))
17 17  )))
18 18  
... ... @@ -30,7 +30,6 @@
30 30  * Serial number (SN) of the sensor
31 31  * Detailed notes on the site conditions and setup
32 32  
33 -
34 34  === **2- Node Placement** ===
35 35  )))
36 36  
... ... @@ -42,8 +42,13 @@
42 42  * Take multiple photographs from various angles to document the site setup thoroughly.
43 43  * Include a detailed site description in your notes, specifying distances and orientations from nearby landmarks (e.g. Richards garden, Te Mini steam field eastern side)
44 44  
45 -=== **3- Visibility and Location Marking** ===
49 +=== **3- GPS Considerations** ===
46 46  
51 +(% class="wikigeneratedid" %)
52 +The GPS antenna is at the top and center of the unit, and will (usually) only receive signal with a clear sky view directly above. The signal is able to penetrate plastic and terracotta planters and a thin layer of soil, but may struggle if the soil layer is too thick. The BD3C will not start recording without first attaining a GPS lock.
53 +
54 +=== **4- Visibility and Location Marking** ===
55 +
47 47  **Flag Placement**: Position a flag, preferably in a bright color (avoid green or yellow), near the instrument to aid in its future location.
48 48  
49 49  **GPS Marking**:
... ... @@ -51,8 +51,29 @@
51 51  * Use a GPS device to mark the instrument's exact location.
52 52  * Record this location in both your paper notes and the GPS device.
53 53  
54 -=== **4- Data Sharing and Metadata Creation** ===
63 +=== (% style="color:inherit; font-family:inherit; font-size:max(18px, min(20px, 14.4444px + 0.462963vw))" %)**5- Charge Time, Pre-Deployment & Post-Deployment**(%%) ===
55 55  
65 +* **Charging Duration**: Both types of nodes take approximately 6-8 hours to fully charge from a flat state.
66 +* **Pre-Deployment Charging**:
67 +** Although the nodes hold their charge well, it's beneficial to give them a "top up" charge right before deployment.
68 +
69 +* **Operational Duration**:
70 +** When recording at 250 Hz, with GPS on and Bluetooth disabled, the instruments are expected to last about 30 days per charge cycle.
71 +
72 +* **Post-Retrieval Charging**:
73 +** Do not store the instruments with completely drained batteries.
74 +** After retrieval, charge the instruments to about 50-60% (indicated as "orange" level) for optimal battery health.
75 +
76 +* **Storage and Shipping Charge Level**:
77 +** Maintain a battery charge level of around 50-60% for both storage and shipping purposes.
78 +** This charge level is recommended to prevent battery damage and is safe for transportation.
79 +
80 +=== ===
81 +
82 +* (((
83 +=== **6- Data Sharing and Metadata Creation** ===
84 +)))
85 +
56 56  **GPS Data**:
57 57  
58 58  * Download the GPS file to a laptop.
... ... @@ -67,15 +67,195 @@
67 67  
68 68  * Create a metadata XML file for each node, which is essential for data organisation and future reference.
69 69  
70 -=== **5- Additional Best Practices** ===
100 +=== **7- Additional Best Practices** ===
71 71  
72 72  * **Environmental Responsibility**: Ensure that the node placement and the materials used are environmentally responsible and adhere to local regulations.
73 73  * **Training and Familiarisation**: Make sure all team members are adequately trained in using the GPS devices, compass, and other equipment to ensure consistent and accurate data collection.
74 74  
75 -= ​​​​​​​ =
105 +* (((
106 +==== **Keeping the Instruments Clean** ====
107 +)))
108 +* (((
109 +Use a (**landfill**, not //compost//) degradable bag when installing to keep the instrument clean. This will save you many hours of time cleaning them in preparation for their return. [[Here is a video>>url:http://auspass.edu.au/field/bd3c_removal.mp4]] demonstrating its effectiveness.
110 +)))
76 76  
77 -= =
112 +----
78 78  
114 +=== **Seismic Station Demobilization and Documentation** ===
115 +
116 +1. (((
117 +**Preparation for Demobilization**:
118 +
119 +* Before starting the demobilization process, ensure you have a compass, tape, marker, pen, clipboard, logbook, and compass ready in your tote bag.
120 +)))
121 +1. (((
122 +**Locating the instrument**:
123 +
124 +* Use the downloaded GPS file to accurately locate the node for demobilization.
125 +* Import this KMZ file onto your phone for easy reference and location tracking.
126 +* Utilize Google Maps or Google Earth to create a KMZ file of the station’s location.
127 +)))
128 +1. (((
129 +**Labeling Instruments for Demobilization**:
130 +
131 +* Write the station name and the instrument’s serial number on a label.
132 +* Add markers 'D' (for download), 'C' (for charge), and ‘R’ (for removal) next to checkboxes on the label.
133 +* Affix this label to the top of the instrument to avoid confusion during the charging and downloading data.
134 +)))
135 +1. (((
136 +**Photographing the Setup Node**:
137 +
138 +* Take a photo of the entire setup node with the __//label//__ and __//compass visible//__.
139 +* This photo serves as a final record of the instrument’s condition and orientation at the time of removal.
140 +)))
141 +1. (((
142 +**Logging Demobilization Details**:
143 +
144 +* Use the field logbook to note the time of demobilization, serial numbers, and station name.
145 +* Record any observations or issues related to the instrument’s orientation, level, or any other relevant factors.
146 +)))
147 +1. (((
148 +**Final Checks and Equipment Removal**:
149 +
150 +* Before physically removing the instrument, double-check that all necessary data has been downloaded and all photos and notes have been taken.
151 +* Carefully dismantle and pack the equipment, ensuring that all components are accounted for and securely stored for transport.
152 +)))
153 +
154 +----
155 +
156 +=== **Charging Procedure for Seismic Nodes** ===
157 +
158 +1. (((
159 +**Preparation for Charging**:
160 +
161 +* Before charging, ensure each node is clean. This involves removing any dirt or debris to maintain the integrity of the equipment and ensure effective charging.
162 +)))
163 +1. (((
164 +**Disassembling the Node**:
165 +
166 +* Carefully remove the battery and the spike from the sensor. This is typically done by twisting the spike part of the instrument to release these components.
167 +)))
168 +1. (((
169 +**Setting Nodes in the Charging Box**:
170 +
171 +* Place up to 16 nodes into the charging box, arranging them with the spikes pointing upwards. This configuration is essential for proper connection and efficient charging.
172 +)))
173 +1. (((
174 +**Monitoring the Charging Process**:
175 +
176 +* Once the nodes are set in the charging box and the charging process begins, red lights adjacent to the batteries will illuminate. These lights indicate that charging is underway.
177 +* Observe the transition of the lights from steady red to orange, then to green, and finally to flashing green. A flashing green light signifies that the batteries are fully charged.
178 +)))
179 +1. (((
180 +**Updating Charge Status**:
181 +
182 +* During the charging period, take this opportunity to update the status of each unit. Check the //"C"// box on your temporary labels to indicate that the unit has been successfully charged.
183 +* This step is crucial for tracking the charging status of multiple units, especially when handling a large number of nodes.
184 +)))
185 +
186 +[[IGU 16-HRcharger (left) and harvester (right)>>image:1705195933422-337.png||data-xwiki-image-style-alignment="center"]]
187 +
188 +
189 +----
190 +
191 +=== **Downloading and Converting Seismic Data to MiniSeed Format** ===
192 +
193 +==== **Node Registration and Software Setup** ====
194 +
195 +1. (((
196 +**Registering Nodes in the System**:
197 +
198 +* To begin, register the nodes in the system so the software can recognize them.
199 +* Navigate to the installation folder of “SmartSoloApps SoloLite”.
200 +* Right-click on deviceconfig.exe and choose “run as an administrator”. Save the file to the “deviceconfig” directory (refer to the snapshot below).
201 +* To avoid double registration, replace the file each time you register a new node.
202 +)))
203 +1. (((
204 +**Creating a New Project in SoloLite**:
205 +
206 +* Open the “SoloLite” software.
207 +* Go to “File” and create a new project. Don't worry about finding the exact 16 nodes used in script writing.
208 +* Ignore the settings for seismic recordings in the subsequent window. Resetting instruments (e.g., sampling rate, gain) requires reprogramming via script.
209 +)))
210 +
211 +==== **Data Downloading Process** ====
212 +
213 +1. (((
214 +**Initiating Data Download**:
215 +
216 +* Once a new project is created, the Data Transfer View panel will display connected nodes with details like series number and data size.
217 +* If “Prospect not matched” appears, it simply means the new project doesn’t match the original programming project. This is not a concern.
218 +* Select all nodes and right-click to “force download”. This starts the download process.
219 +* Completed downloads will appear as new folders in the Downloaded Data panel.
220 +)))
221 +1. (((
222 +**Exporting Data in Readable Format**:
223 +
224 +* Go to the “Tool” menu and select “export seismic data”.
225 +* Tailor other parameters to personal preference and ensure "Sample Interval" matches the setting used during node reset.
226 +* Click “prepare” followed by “run” to start reformatting. Monitor this process in the small panel at the bottom left.
227 +* (% class="box warningmessage" %)
228 +(((
229 +* **Ensure to export data as "COUNTS", not "mV".**
230 +
231 +* **Set "Remove Gain" to the same decibel gain as during programming (ANU usually sets this to 18 db, but double-check).**
232 +)))
233 +)))
234 +
235 +==== **Handling Nodes During Download** ====
236 +
237 +1. (((
238 +**Monitoring Download Indicators**:
239 +
240 +* During download, green lights on nodes will blink, and associated red lights on the rack will flash.
241 +* Disconnect nodes properly before unplugging anything.
242 +* Be cautious: if the laptop enters sleep mode, the download will pause.
243 +)))
244 +1. (((
245 +//**Investment in Storage Hardware**~://
246 +
247 +* (% class="box warningmessage" %)
248 +(((
249 +* **Use fast external hard drives to avoid limitations in data harvesting.**
250 +
251 +* **Recommended specifications: USB-C, USB 3.0, and 4+ Tb of space.**
252 +)))
253 +)))
254 +1. (((
255 +**Metadata and Time Settings**:
256 +
257 +* Ensure all metadata is saved with the file.
258 +* System auto-determines the earliest data time as the start time. You can set it a day earlier at 00:00:00 for 24-hour data segments starting from midnight.
259 +)))
260 +1. (((
261 +**Finalizing the Download**:
262 +
263 +* After downloading, mark the //"D"// box on your temporary labels to indicate completion.
264 +
265 +
266 +)))
267 +
268 + [[image:1705195543887-977.png]]
269 +
270 +
271 +[[image:1705195543890-537.png||data-xwiki-image-style-alignment="center"]]
272 +
273 +
274 +
275 +[[image:1705195543891-334.png||data-xwiki-image-style-alignment="center"]]
276 +
277 +
278 +
279 +[[image:1705195543898-365.png||data-xwiki-image-style-alignment="center"]]
280 +
281 +----
282 +
283 +=== **Cleaning** ===
284 +
285 +**Procedure for Seismic Nodes:**
286 +
287 +* If the nodes are placed in a thick plastic bag at the time of installation, the cleaning procedure should be straightforward. If not you have a lot of work to do before they are returned to us!
288 +
79 79  = =
80 80  
81 81  = SmartSolo IGU 16HR 3C (5 Hz) Short Period Node =
... ... @@ -85,7 +85,7 @@
85 85  == Sub-paragraph ==
86 86  
87 87  
88 -== ==
298 +== [[image:1705196270090-364.png]] ==
89 89  
90 90  
91 91  = Smart Solo BD3C-5 (5 second) Broad-Band Node =
... ... @@ -92,9 +92,7 @@
92 92  
93 93  Lorem
94 94  
95 -[[image:1705196270090-364.png]]
96 96  
97 -
98 98  == GPS Considerations ==
99 99  
100 100  The GPS antenna is at the top and center of the unit, and will (usually) only receive signal with a clear sky view directly above. The signal is able to penetrate plastic and terracotta planters and a thin layer of soil, but may struggle if the soil layer is too thick. The BD3C will not start recording without first attaining a GPS lock.
... ... @@ -178,7 +178,9 @@
178 178  
179 179  Use existing field logbook to note time, SN and station name plus any notes – including any issues with orientation or level or anything else
180 180  
389 +[[IGU 16-HRcharger (left) and harvester (right)>>image:1705195933422-337.png||data-xwiki-image-style-alignment="center"]]
181 181  
391 +
182 182  == Charging ==
183 183  
184 184  Clean node prior to charging and harvesting the data
... ... @@ -191,10 +191,8 @@
191 191  
192 192  This is a good time to check the "C" box on your temporary labels to mark that the unit has been charged
193 193  
194 -[[IGU 16-HRcharger (left) and harvester (right)>>image:1705195933422-337.png||data-xwiki-image-style-alignment="center"]]
195 195  
196 196  
197 -
198 198  == Downloading and Converting Data to MiniSeed ==
199 199  
200 200