Page 2 - EGPWS Flight History Data; EGPWS Flight History Data was designed to:; Provide detailed data on EGPWS alerts; EGPWS Flight History Data can:; Help provide data to investigate Incidents / Accidents
EGPWS Flight History Data EGPWS Flight History Data was designed to: • EGPWS Flight History Data was designed to: - Provide detailed data on EGPWS alerts to improve terrain database to evaluate the performance of EGPWS algorithms in real-world operation • maximize CFIT protection • minimize nuis...
Page 3 - EGPWS Flight History Data - Limitations; EGPWS Flight History Data:; Does NOT; Does NOT
EGPWS Flight History Data - Limitations EGPWS Flight History Data: • EGPWS Flight History Data: - Does NOT record Date & Time EGPWS system time (hours:minutes:seconds) powered Flight Leg (Leg 1 is most recent flight) - Is NOT environmentally protected or crashworthy The EGPWS can be damage...
Page 4 - EGPWS Units – Class A TAWS; Found in
EGPWS Units – Class A TAWS MK V & MK VII • MK V & MK VII - 2 MCU (2.5”W x 8”H x 13”D) - Found in All Boeing Most Airbus Large and Medium business jets • MK VI & MK VIII & MK XXII - (3”W x 6”H x 10”D) - Found in Medium and Small business jets Turboprops IFR Helicopters 4 F...
Page 5 - EGPWS Units – Class B TAWS
EGPWS Units – Class B TAWS • KGP560 & KGP860 & MK XXI - (2”W x 4”H x 6”D)Found in - Found in Small business jets Turboprops VFR Helicopters VFR Helicopters • KMH820 & KMH920 KMH820 & KMH920 - 4 MCU (4”W x 7”H x 13”D) - Earlier units are blackF d i - Found in Small business ...
Page 7 - EGPWS Flight History Parameters
EGPWS Flight History Parameters • List of parameters recorded in EGPWS Warning Flight History Data Alert Type Terrain Database Elevation Engine Torque Data #1 Alert Type Terrain Database Elevation System Operating Time GPS Satellites Visible Corrected Altitude GPS Satellites Tracked Latitude Pitch A...
Page 8 - Does not record what is not input; For example, no radio altitude on KGP or KMH Class B units; Data that is invalid is noted as such; For example, glideslope deviation when not ILS tuned; Data is recorded even when manually inhibited by pilot; Excel format facilitates graphing of data
EGPWS Flight History Data Does not record what is not input • Does not record what is not input - For example, no radio altitude on KGP or KMH Class B units • Data that is invalid is noted as such - For example, glideslope deviation when not ILS tuned • Data is recorded even when manually inhibited ...
Page 9 - Flight History Retrieval Process; Data can be downloaded via PCMCIA or CF card
Flight History Retrieval Process • Flight History information is stored in the EGPWS in a specific area of the non-volatile memory Data can be downloaded via PCMCIA or CF card • Data can be downloaded via PCMCIA or CF card - Card must be programmed with special instruction file - Process similar to ...
Page 10 - Hawker 800 crash at Owatonna MN; EGPWS issued Bank Angle alert; Data used to confirm:
S / Hawker 800 crash at Owatonna MN • NTSB AAR-11/01, 31 July 2008, – 8 Fatal - CVR, no FDR and none required - Crashed while attempting late go-around on runway 30 p g g y • EGPWS issued Bank Angle alert - Aircraft rolled 90 degrees after becoming airborne off rwy end Flight History download perfor...
Page 11 - Cessna 560 crash at Pueblo, CO
S / f Cessna 560 crash at Pueblo, CO • NTSB AAR-07/02, 16 February 2005 – 8 fatal - CVR, no FDR and none required - Pueblo was a planned fuel stop on cross-country flight p p y g - Crashed 4 mi short of airport in freezing rain • EGPWS issued Bank Angle alert EGPWS destroyed in impact fire - EGPWS d...
Page 12 - Honeywell Electronics; An Increasing Aide in Investigations; Jay Eller
Honeywell Electronics Non-Volatile Memory (NVM): An Increasing Aide in Investigations Jay Eller g g Air Safety Investigator Honeywell Aerospace August 27, 2012 12 File Number
Page 13 - Agenda
Agenda What Data is What is the manufacturer’s intended use of NVM data?What can we learn from data obtained from NVM? Available What can we learn from data obtained from NVM? Airframes and What types of equipment What types of airframes and Equipment have NVM data? have NVM data? Handling of Equipm...
Page 14 - Intended Uses of NVM in Electronics; Trend analysis; All Could be Beneficial in Accident Investigation
M i t /T ki Intended Uses of NVM in Electronics • Maintenance/Tracking - Logging of failures which require maintenance at next interval. - Logging of exceedances or failures which may require i di t tt ti immediate attention. - Tracking of fleet such as EMS and Fire Fighting. • Trend analysis y - En...
Page 15 - Fid lit D t; Various Levels of Data Available; Medium Fidelity Data:
L Fid lit D t Various Levels of Data Available • Low Fidelity Data: • Slow sample rates (greater than 1 sample per minute) • Minimal data precision (ie: Latitude, Longitude, altitude, etc) • Would show long term trending with little inability to show immediate behaviors/signatures. • Medium Fidelity...
Page 16 - Example of Low Fidelity Data
Example of Low Fidelity Data 16 File Number 16 Data points are on 4 minute increments.
Page 17 - Example of Medium Fidelity Data
Example of Medium Fidelity Data Turn made but unable to determine accuracy during the turn. (1 minute data points) p ) 17 File Number 17
Page 20 - Types of Equipment and Data Fidelity
Types of Equipment and Data Fidelity a l a ight w ard FDR EVXP HUMS Sky ta Retriev a Str a For w EGPWS (Gen Av) EGPWS (Air Transport) Sky Connect a se of Da t Somewhat Involved APEX ACMS ( ) Transport) EPIC Maintenance System Engine Controls reasing E a Smart Servo Inc Highly Involved Servo Radios 2...
Page 23 - Aircraft with Primus EPIC
Aircraft with Primus EPIC (Medium and Low Fidelity) Dassault F7X Dassault F900EX/DX/LX Dassault F2000EX/LX Dassault F7X Gulfstream 450 Dassault F2000EX/LX Gulfstream 650 Gulfstream 550 Embraer 170/190 Cessna 680 Sovereign Cessna 680 Sovereign Hawker 4000 23 File Number 23 Agusta AW139
Page 24 - Charter Fleet; Agriculture Fleet
Examples of Aircraft With Sky Connect EMS Helo Fleet Medium and Low Fidelity Data Charter Fleet 24 File Number 24 Agriculture Fleet Fire and Rescue Note: Aircraft models shown may not represent actual models containing Sky Connect
Page 25 - Preservation & Recovery of
P i & R f Preservation & Recovery of Non-Volatile Memory (NVM) Evidence 25 File Number 25
Page 26 - General Precautions; Before cutting wires to components insure component does not; team will focus on prior to going on-scene.
General Precautions • Assume that the electronic component is subject to electrostatic Assume that the electronic component is subject to electrostatic discharge (ESD) damage. - Do not attempt to handle any electronic components using leather gloves. • Before cutting wires to components insure compo...
Page 27 - If an accident has occurred in fresh or salt water...
If an accident has occurred in fresh or salt water… • Recovered electronic components should be placed in a container filled with 2 MOhm de-ionized water. - Bottled drinking water is acceptable, provided the water has been produced using a reverse osmosis (RO) process, as opposed to bottled spring w...
Page 28 - General Packing and Shipping Guidelines; Wrap electronic components with a layer of electrostatic safe
General Packing and Shipping Guidelines • Use hard plastic shipping containers when possible – avoid Styrofoam. • Wrap electronic components with a layer of electrostatic safe p p y material, such as “pink poly” (named for its color) or other ESD approved product. • Use packing materials that will n...
Page 29 - In Closing...
In Closing… • Monitoring Systems and NVM Data – What it is… and is not. - It is a tool for investigators to use - It is not a flight data recorder g • Plus's and Minus’s Large volume of available data Not crashworthy High G-load tolerant plastic NVM Not fire tolerant Fire tolerant ceramic NVM Not G-...
Page 30 - Applicability to Accident Investigation
Honeywell Digital Engine Controls Honeywell Digital Engine Controls Incident Recorder Applicability to Accident Investigation Jim Allen M f A id t I ti ti Manager of Accident Investigation Honeywell Aerospace August 27, 2012
Page 32 - Turbofan Engine Digital Control System; Two generations of controls; ECTM data is divided into three broad catagories.; Engine Statistics
Turbofan Engine Digital Control System • Honeywell Turbofan Engines utilize Digital Control with Engine Condition Trend Monitoring (ECTM) - Two generations of controls g Generation One, Digital Electronic Engine Controls (DEEC) • TFE731-2/3/4/5 (New Production and Retrofit of older units) • TFE731...
Page 33 - Examples of Data available via ECTM
Examples of Data available via ECTM • Engine Statistics - Engine & Computer Information – Model, Part, and Serial Number - Performance Trending Performance Trending - Life Cycle Data – Engine Times, Cycle Counting, Landings, etc. • Engine Troubleshooting & Maintenance • Engine Troubleshootin...
Page 35 - Gen 1 Incident Recorder Design Parameters; Design Features; Data is collected in “Buckets” to indicate parameter range; Data Resolution
Gen 1 Incident Recorder Design Parameters • Design Features • Design Features - Records nine engine and aircraft parameters. - Records basic engine and aircraft information for approximately the last 1 1/2 hours of engine operation last 1 1/2 hours of engine operation. - Begins recording when the st...
Page 37 - Gen 2 Incident Recorder Design Parameters; Data is collected as discrete values.
Gen 2 Incident Recorder Design Parameters • Design Features • Design Features - Records 36 engine and aircraft parameters. - Records enhanced engine and aircraft information for the last 60 minutes of operation minutes of operation. - Begins recording when the start initiates. - Stops recording afte...
Page 38 - TFE731 Applications – Gen 1 Civil DEEC (Retrofit)
TFE731 Applications – Gen 1 Civil DEEC (Retrofit) Cessna Citation III/VI/VII Raytheon Hawker HS1-731; 125-400-731/600-731/700/800/800XP North American Rockwell Sabreliner 65 Dassault Falcon 20- 5/200 Dassault Falcon 10/100 Dassault Falcon 50 / 50- 4 Dassault Falcon 900 Lockheed Jetstar / Jetstar IAI...
Page 40 - TFE731 Applications – Gen 1 Civil DEEC (Production)
TFE731 Applications – Gen 1 Civil DEEC (Production) Dassault Falcon 50EX Dassault Falcon 900EX / 900DX Hawker 900XP Hawker 900XP Gulfstream G150 Gulfstream 100 (Astra SPX) 40 File Number Learjet M45 Learjet M40
Page 42 - impact or loss of power to the DEEC or FADEC)
Use of Incident Recorder Data in Accident Investigation • These are NOT Flight Data Recorders but, - The data can be very helpful in backing up FDR and CVR data. - Can be especially helpful if FDR data is not recoverable, wasn’t working, or the aircraft wasn’t equipped with one. • Units are not hard...
Page 43 - Generation 1 DEEC Plotted Data
Page 45 - Generation 2 FADEC Plotted Data
Page 46 - Post Accident Precautions; Do not attempt to power up the units.; D N t Att; Do Not Attempt to power up the DEEC or
Post Accident Precautions • If the DEEC or FADEC appears intact: • If the DEEC or FADEC appears intact: - Do not attempt to power up the units. - Do not attempt to download the data with process used by operator and field service personnel operator and field service personnel. This process automat...
Page 48 - Honeywell Support for Downloading and Analysis; Honeywell is best equipped to handle and download; i t; Units shipped separately or with accident/incident
Honeywell Support for Downloading and Analysis • Honeywell is best equipped to handle and download • Honeywell is best equipped to handle and download the data from our engine DEEC’s and FADEC’s after an accident or incident. H i t i t d t i d l t - Have appropriate equipment and trained personnel t...
Page 49 - Example of Challenging Download; Engine mounted TFE731 DEEC was severely heat; Incident Recorder chip
Example of Challenging Download • Engine mounted TFE731 DEEC was severely heat • Engine mounted TFE731 DEEC was severely heat and impact damaged during the accident sequence. • Incident Recorder chip p was cleaned, removed, and copied. • The chip copy was then installed in a then installed in a slav...
Page 50 - Accident Contact Information; For assistance with any Honeywell Aerospace; Manager of Accident Investigation
Accident Contact Information • For assistance with any Honeywell Aerospace • For assistance with any Honeywell Aerospace products involved in an Accident or Incident, Contact: Jim Allen Manager of Accident Investigation a age o cc de t est gat o Honeywell Product Integrity1944 E Sky Harbor CirclePho...
