1. Texas Integrated Energy Solutions

2. Development Team, Background, Objective, & Justification 2

3.  Joshua Kirksey Project Manager / Test Engineer  Joshua McCracken Software Engineer  Logan Porter Hardware Engineer  Dylan Kwan Communications Engineer  Advisor:  Advisor: Dr. Zhan  Sponsor:  Sponsor: Oncor Electric Delivery 3

4.  Current Operation:  Current Operation: a fault occurs and circuit breaker trips to protect equipment  Scenario:  Scenario: circuit breaker fails to operate and the transmission system goes unprotected and customers ultimately lose power 4

5.  Attach  Attach the CBM09 to a substation circuit breaker  Monitor  Monitor trip signals to check for faults  Relay  Relay information to control house and technician 5

6.  Reduce: Maintenance time Outage time Costs  Provide: Operation data to technician Fault information to control house Innovation 6

7. Problem Statement, Functional Requirements, Conceptual Diagram, & Functional Diagram 7

8.  Problem:  Problem: difficult to diagnose problems with circuit breakers when they fail  Need:  Need: problems with circuit breakers need to be recognized quickly and accurately  Solution:  Solution: monitor circuit breaker and electronically report specific problems with it 8

9.  Monitor: 1) Status of the trip coil 2) Trip signatures: Abnormal trip and slow trip 3) Re-strike of the circuit breaker 4) DC ripple 9

10.  User Selectable Parameters: 5) DC voltage: 125V or 48V 6) 3 or 5 cycle trip time: Time for slow trip 7) Sensitivity: Percent difference from reference 8) Primary Current: Trigger end of wave capture 9) Record Signature: Capture initial waveform 10

11.  Other requirements: 10) Store data log of breaker trip waveforms 11) Software for viewing the stored waveforms/data log 12) Communication ports capable of communicating RS-485 and RS-232 for data collection 13) Size: should not exceed 10” X 8” X 3” 14) Operational temperature range: -20°C to 85°C 11

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14. Work Plan, Milestones, & Deliverables 14

15. 15 CBM09 1.0 Research 2.0 Design 3.0 Implementation 4.0 Testing 5.0 Procurement 6.0 Wrap Up

16. 16 3.0 Implementation Hardware Software Packaging Documentation 2.0 Design Hardware Software Packaging Documentation 1.0 Research Circuit Breakers Hardware Software SCADA EMI Documentation

17. 17 6.0 Wrap Up Delivery Return Equipment Sign Off 5.0 Procurement Hardware Packaging Test Equipment Development Programs Printed Media 4.0 Testing Hardware Software Full System Documentation

18.  Demonstrate: 1) Sensor functionality a)Sensors operate in lab environment b)Sensors operate in field environment 2) Power subsystem supplies correct power 3) Signals are properly conditioned 4) Data processing algorithm 18 January February May April March 2 9 1.a 26 1.b 2 3 16 4 23

19.  Demonstrate: 5) Communication ports a)RS-485 port has correct output b)RS-232 port has correct output & accepts input 6) Functional lab test 7) Functional field test 19 January February May April March 5.a & 5.b 29 6 20 7 30

20. 1) Functional block diagram 2) Functional requirement documentation 3) Test plan 4) Preliminary schematics 5) Software flowchart 6) Preliminary PCB layout 7) Final Schematic 8) Final PCB layout 20 January February May April March 1 & 2 19 3 27 4 5 5 1012 67 26 8 8

21. 9) Parts list 10) Final code listing 11) Test report 12) Cost analysis 13) User manual 14) Final documentation 15) Final prototype 21 January February May April March 9 12 10 31 1112 13 2227 14 & 15 10

22. Resources, Team Qualifications, & Technical Merit 22

23. 23 ResourcesEstimated Costs Labor (4 engineers x $30/hr x 20 hrs/wk X 18 wks)$43,200 Design Software (NI Development Package, IDE)$5,500 Hardware (PCB, Components, Sensors)$1,000 Packaging (Enclosure, Wires, Fasteners)$250 Test Equipment (O-scope, Power Supplies, Signal Generators) $2,500 Total Cost:$52,450

24.  Joshua Kirksey:  Joshua Kirksey: Project Manager & Test Engineer Leadership Experience:  Project lead for a summer at Texas Instruments  Prior president of an honor society  Eagle Scout Testing Experience:  One year of automated test development with LabVIEW  One year of test plan development for use on ATEs  Bench characterization experience for a summer at Texas Instruments 24

25. 25  Joshua McCracken:  Joshua McCracken: Software Engineer Oncor power transmission technician for a summer Software Experience:  Six years of programming experience:  C, C++, assembly, and Java  Autonomous robot programming Telecommunications Experience:  Opnet  Wireshark

26. 26  Logan Porter:  Logan Porter: Hardware Engineer Hardware Experience:  Two years in hardware design include:  Temperature control module and mobile platform  Designing schematics with NI Multisim Programming Experience:  One year in programming:  Microcontroller programming with C  Designing GUI Interfaces with C++

27. 27  Dylan Kwan:  Dylan Kwan: Communications Engineer Four Years of Telecommunication Experience:  Designed hospital network in ITERA case study  Network simulating with Opnet Modeler 11.5  Router configuration using Cisco IOS  Packet capturing with Wireshark Two Years of Programming Experience:  Microcontroller programming with C and assembly  Website design with HTML

28. 28 Technical MeritWeight Contains a clearly described and completely understood technical challenge 0.1 Contains a requirement for system integration0.2 Contains a requirement for system testing0.2 Contains a requirement for analysis0.2 Contains hardware design, development and test0.3 Contains software design, development and test0.3 Contains a hardware fabrication requirement, typically a prototype 0.2 Total Technical Merit:1.5

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