NEEP602 Course Notes (Fall 1996)
Resources from Space
From Neal et al., 1988
Table 2-3. Surface Mining Operations
TIMELINE TASKS
Hrs/Min
-4:00 Support crew loads and configure rover
-1:30 Define schedule for shift activity
-0:30 Don suit
0:00 Egress habitat
0:10 Check equipment required for shift activities
0:20 Activate rover
Disconnect rover from recharge power
Activate rover power system
Activate rover communication systems
Activate rover control systems
Activate rover navigation system
Initialize rover navigation system
0:25 Transport loaded rover to mining locations
0:55 Deactivate rover
1:00 Position equipment on regolith miner
1:05 Activate regolith miner start-up power system
Activate regolith miner communications system
Ingress regolith miner
Test and adjust communication system
Place communications in operational configuration
Activate regolith miner control computer
Test and adjust control computer
Place control computer in operational program
Activate system and system test and adjustment routine
Activate regolith miner primary power systems
Test and adjust power system
Place primary power system in operational configuration
Activate regolith miner drive system
Test and adjust drive system
Place drive system in operational configuration
Activate regolith digging system
Test and adjust regolith digging system
Place digging system in operational configuration
Activate look-ahead radar
Test and adjust look-ahead radar
Place look-ahead radar in operational configuration
Activate concentrate off-loading system
Test and adjust concentrate off-loading system
Place concentrate off-loading system on stand-by
Activate secondary concentrator
Test and adjust secondary concentrator
Place secondary concentrator in stand-by
Activate primary concentrator
Test and adjust primary concentrator
Place primary concentrator in stand-by
Activate coarse reject off-loading system
Test and adjust coarse rejects off-loading system
Place coarse rejects off-loading system in stand-by
Activate grade analysis system
Test and adjust grade analysis system
Place grade analysis systems in stand-by
Implement required maintenance procedures
1:35 Connect lunar extravehicular mobility unit (LEMU) to miner consumables
Connect LEMU communications system to miner communications system
Confirm communications
Connect electrical system to miner power supply
Connect LEMU gas system to miner gas supply
Connect LEMU water system to miner water supply
1:45 Position regolith digging system at mining face
1:50 Activate regolith miner
Observe systems come on-line in proper sequence
Observe regolith miner systems performance
Detect changes in systems performance
Adjust system elements as required
Observe performances of regolith digging systems at mining face
Detect changes in systems performance and regolith lithology
Adjust mining schedule as required
Observe grade analysis system data
Detect adverse change in regolith grade
Adjust mining schedule as required
Observe look-ahead radar data
Detect out-sized regolith boulders
Adjust mining schedules as required
Communicate information to base as required
2:00 Remove large boulders (see detailed timeline)
LARGE BOULDER REMOVAL 0:10 Configure rover for boulder removal Attach large borehole drill bit, rods, and casing to rover Attach and test acoustical profiling system Stow boulder remove explosive system Connect all power corrections 0:40 Transport loaded rover to detected location of boulder 1:10 Determine size and shape of boulder Visually (or with drill) verify indication of boulder Obtain and analyze acoustical profile 1:40 Plan removal procedures Position shot holes for desired boulder trajectory 2:00 Drill and ease shot hole(s) 2:30 Deploy boulder removal explosives Gather explosives Confirm initiator safety pins in place Place explosive canisters in shot hole(s) Pull safety pins on initiators 3:00 Transport rover to monitoring locations or protective enclosure 3:15 Detonate explosives 3:30 Transport rover to boulder location (former) Verify removal successful 3:35 Transport rover to next boulder location or to base
Communicate information on shift activity
Activate high data rate communications system
Compute data as required
Encode data as required
Transmit data
6:00 Communicate shift information to next shift
Compute shift data
Display shift data as required
Plot shift data as required
Define changes in mining schedule as required
Confirm shift change
6:25 Disconnect LEMU from miner consumables
Disconnect LEMU water system from miner water supply
Disconnect LEMU gas system from miner gas supply
Disconnect LEMU electrical system from miner power supply
Disconnect LEMU communications from miner communications
Confirm communications
6:35 Gather equipment, tapes, etc., for return to base
6:40 Egress regolith miner
6:45 Position equipment, tapes, etc., on rover
6:50 Activate rover
6:55 Transport loaded rover to base
7:25 Deactivate rover
Deactivate rover navigation system
Deactivate rover control system
Deactivate rover power system
Connect rover to recharge power supply
7:30 Store equipment, tapes, etc., at base as required
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