The table below documents issues we encountered during the project and the manner in which it was resolved.<\/p>\n\n\n\n
Date Updated: 12\/03\/2025<\/p>\n\n\n
| Issue ID<\/th> | Date Initiated<\/th> | Date Resolved<\/th> | Participants<\/th> | Description<\/th> | Options<\/th> | Resolution<\/th> | Justification<\/th>\n<\/tr>\n<\/thead>\n |
|---|---|---|---|---|---|---|---|
| I01<\/td> | 11\/28\/2024<\/td> | 12\/04\/2024<\/td> | Team<\/td> | Too many performance requirements for SVD.<\/td> | Have revised performance requirements separately for SVD and FVD.<\/td> | Revised performance requirements down to 6. Clearly defined SVD and FVD objective split.<\/td> | Conducted meeting with Crater Grader team and discussed what is feasible and what is not in the given time.<\/td>\n<\/tr>\n |
| I02<\/td> | 01\/20\/2025<\/td> | 01\/27\/2025<\/td> | Boxiang Fu<\/td> | Unable to login to TX2 chip.<\/td> | Flash the chip and build docker container from scratch.<\/td> | Found that chip was used by LunarX team. Got in contact and obtained login details.<\/td> | No need to reinvent the wheel if not necessary.<\/td>\n<\/tr>\n |
| I03<\/td> | 02\/10\/2025<\/td> | 02\/14\/2025<\/td> | Ankit Aggarwal<\/td> | Steering mechanism components failed due to wear-and-tear.<\/td> | Replace broken parts.<\/td> | Replaced all components of the assembly and fitted new screws and bolts.<\/td> | Replaced old parts as a precaution for further failure due to wear-and-tear.<\/td>\n<\/tr>\n |
| I04<\/td> | 02\/21\/2025<\/td> | 02\/24\/2025<\/td> | Boxiang Fu \nBhaswanth Ayapilla<\/td> | Jetson cannot receive ROS topics published by TX2 chip due to docker driver being set as “bridge” instead of “host”.<\/td> | Change driver settings<\/td> | Driver setting changed to “host”<\/td> | This allows docker to communicate with host system<\/td>\n<\/tr>\n |
| I05<\/td> | 02\/25\/2025<\/td> | 04\/06\/2025<\/td> | Ankit Aggarwal<\/td> | E-box Design dependence on to-be manufactured PDB. Can’t delay the design as hardware deadline needs to be met<\/td> | Estimate size based on current PDB and leave enough space<\/td> | E-box manufactured<\/td> | No need to track this issue<\/td>\n<\/tr>\n |
| I06<\/td> | 02\/25\/2025<\/td> | 11\/01\/2025<\/td> | Ankit Aggarwal \nDeepam Ameria<\/td> | FRC Workshop Access<\/td> | 1. Request Tim \n2. Ask John<\/td> | No longer using FRC workshop<\/td> | No longer using FRC workshop<\/td>\n<\/tr>\n |
| I07<\/td> | 03\/04\/2025<\/td> | 08\/25\/2025<\/td> | Boxiang Fu \nBhaswanth Ayapilla \nDeepam Ameria<\/td> | ZED SDK in docker container not working<\/td> | 1. Use ZED SDK outside docker \n2. Use a dedicated docker container for SDK<\/td> | ZED SDK working on new Orin<\/td> | Got a new computing unit<\/td>\n<\/tr>\n |
| I08<\/td> | 03\/04\/2025<\/td> | 03\/07\/2025<\/td> | Team<\/td> | Rear transmission axle is broken<\/td> | 1. Ask Red for replacement \n2. Look for substitutes<\/td> | Found replacement chassis with axel in the PRL. Obtained permission from Red to take apart the replacement chassis for the broken part<\/td> | Replaced the part so that we can continue progress on the rover<\/td>\n<\/tr>\n |
| I09<\/td> | 03\/19\/2025<\/td> | 04\/17\/2025<\/td> | Boxiang Fu \nBhaswanth Ayapilla<\/td> | Global localization flies off during testing<\/td> | 1. Try different localization technique rather than using robot_localization package \n2. Debug<\/td> | Debugged and updated TX2 code so that it publishes data with respect to the correct frame (map)<\/td> | Global localization frame does not fly off anymore. Localization is fixed<\/td>\n<\/tr>\n |
| I10<\/td> | 04\/07\/2025<\/td> | 04\/07\/2025<\/td> | Team<\/td> | Rear motor rotating in the wrong direction<\/td> | 1. Recheck wiring (hardware) \n2. Recheck motor command sign convention (software)<\/td> | Switched power cable at the motor controller terminals<\/td> | This changes the rotation direction of the motor<\/td>\n<\/tr>\n |
| I11<\/td> | 08\/29\/2025<\/td> | 10\/23\/2025<\/td> | Team<\/td> | PRL Moon Yard Access<\/td> | 1. Complete medical evaluation ASAP \n2. Unit tests in LL67<\/td> | Completed medical evaluation and had masks fitted<\/td> | Obtained restricted access to Moon Yard<\/td>\n<\/tr>\n |
| I12<\/td> | 08\/29\/2025<\/td> | 09\/12\/2025<\/td> | Bhaswanth Ayapilla<\/td> | Localization frame shift after total station battery swap<\/td> | 1. Implement resection method using three known prism locations instead of orientate-to-line \n2. Explore and test alternative localization methods (using SkyCam)<\/td> | Learned and implemented resection method for localization using total station<\/td> | Quick solution to implement first before exploring alternatives<\/td>\n<\/tr>\n |
| I13<\/td> | 09\/08\/2025<\/td> | 09\/14\/2025<\/td> | Team<\/td> | Compute unit (Orin & Jetson) unable to communicate with Arduino<\/td> | 1. Replace old Arduno with new one \n2. Find code workarounds to force communication \n3. Retrace wiring to make sure everything is wired correctly<\/td> | MicroROS versions between Orin and Arduino were incompatible. Reinstalled MicroROS resolved the problem \n<\/td> | This allows Orin to communicate with the Arduino, which is used to send motor commands<\/td>\n<\/tr>\n |
| I14<\/td> | 09\/14\/2025<\/td> | 09\/15\/2025<\/td> | Team<\/td> | Steer pinion tooth chipped and worn-out due to wear-and-tear. Unable to find exact replacement for the pinion<\/td> | 1. Replace with similar pinion that has different tooth count \n2. Switch to using another chassis<\/td> | Replaced with similar pinion that has different tooth count<\/td> | Solved problem entirely. Meshing is okay<\/td>\n<\/tr>\n |
| I15<\/td> | 09\/14\/2025<\/td> | 10\/07\/2025<\/td> | Ankit Aggarwal \nDeepam Ameria \nSimson D’Souza<\/td> | Wires keep on coming loose during operations due to bad soldering<\/td> | 1. Re-solder every wire \n2. Switch to plug connectors and buy adaptors for the RoboClaws and motors<\/td> | Switched wiring to use plug connectors<\/td> | This allows us to stop worrying about loose wiring due to bad soldering<\/td>\n<\/tr>\n |
| I16<\/td> | 10\/04\/2025<\/td> | 10\/18\/2025<\/td> | Team<\/td> | Unable to obtain rear steer motor encoder feedback<\/td> | 1. Recheck wiring permutations to see which one is correct \n2. Retrace wiring to make sure everything is wired correctly<\/td> | Rechecked wiring<\/td> | Hardware working as intended<\/td>\n<\/tr>\n |
| I17<\/td> | 10\/04\/2025<\/td> | 10\/18\/2025<\/td> | Team<\/td> | Front steer has power issue<\/td> | 1. Recheck front steer power connections with the RoboClaw connectors \n2. Check how the rear steer power connections are connected and try to copy<\/td> | Rechecked power connections<\/td> | Hardware working as intended<\/td>\n<\/tr>\n |
| I18<\/td> | 10\/25\/2025<\/td> | 11\/01\/2025<\/td> | Team<\/td> | Steer pinion dislocates during large steer commands<\/td> | 1. Mount the steer motor to be closer to the drive shaft \n2. By a larger sized steer pinion<\/td> | Drilled new holes to mount the steer motor to be closer to the drive shaft<\/td> | Solved problem entirely<\/td>\n<\/tr>\n |
| I19<\/td> | 11\/05\/2025<\/td> | 11\/07\/2025<\/td> | Team<\/td> | New RoboClaw adaptor is too high, the E-box lid is not able to be screwed on<\/td> | 1. Increase the height of the support pillars \n2. Switch to a thermal space blanket instead of an acrylic lid<\/td> | Added spacers to raise the plate<\/td> | Hardware working as intended<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":" The table below documents issues we encountered during the project and the manner in which it was resolved. Date Updated: 12\/03\/2025<\/p>\n","protected":false},"author":431,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-177","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/pages\/177","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/users\/431"}],"replies":[{"embeddable":true,"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/comments?post=177"}],"version-history":[{"count":8,"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/pages\/177\/revisions"}],"predecessor-version":[{"id":1288,"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/pages\/177\/revisions\/1288"}],"wp:attachment":[{"href":"https:\/\/mrsdprojects.ri.cmu.edu\/2025teami\/wp-json\/wp\/v2\/media?parent=177"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}} |