Avionics News May 2013 - 20

industry

POWER

Redundancy

Redundancy
Redundancy

IN THE AGE OF DIGITAL COCKPITS
S T O R Y

M

True Blue Power’s TS835 Series
lithium-ion emergency
power supply

20

avionics news

•

may

B Y

D A V E

H I G D O N

ost pilots fly their entire lives enjoying the speed and convenience of general aviation
with zero moments stressed by a system failure or an in-flight emergency. And then
there’s the rest of the population; somewhere, somehow, something not of their doing
prevents the use of their favorite trip description – uneventful.
Rare though they are, those moments do occur, imprinting on pilots memories of moments
quite eventful to them. Most pilots need just one in-flight emergency to
pique their interest in avoiding repeating it or any similar event.
Two situations, in particular, seem to inspire avoidance
strategies in pilots; fortunately, both risks can be largely
ameliorated by redundancy solutions installable by most
avionics shops.
More than one pilot has sought and installed a standby
suction system in the aftermath of an all-too-common vacuum pump failure. Likewise, visions of redundancy regularly infect pilots who suffered an electrical-system failure
– particularly a total loss of electrical power, though losing
the generating source is typically just as powerful an incentive.
Lose the suction system and the power ends for the two analog
gyro instruments most common and most used in aviation; lose electrical
generation and the battery takes over as a standby source – but only for as long
as it takes for the third gyro, lights, radios and autopilots to drain power.
Redundancy and standby power take on the sheen of more than gold – but platinum if
either system fails while flying in instrument meteorological conditions. Equal in stress to losing either system in IMC: losing one or, in particular, both – at night.

2013



Avionics News May 2013

Table of Contents for the Digital Edition of Avionics News May 2013

Point of Communication
AEA now
The View from Washington
International News and Regulatory Updates
Beltway Briefing
Power Redundancy in the Age of Digital Cockpits
Member Profile
Capital Quest
Avionics News Through the Years
Equipping for International Operations
A Conversation With...
Member Profile
What is Australia Waiting For?
AEAviators
Going Global
Business Basics
The History of Avionics
Meet the AEA Board of Directors
A Real-Time Look at Airborne Weather Radar
Aviation Aces
Legal Ease
What's New
Marketplace Classifieds
Avionics News May 2013 - Intro
Avionics News May 2013 - Cover1
Avionics News May 2013 - Cover2
Avionics News May 2013 - 1
Avionics News May 2013 - 2
Avionics News May 2013 - 3
Avionics News May 2013 - Point of Communication
Avionics News May 2013 - 5
Avionics News May 2013 - AEA now
Avionics News May 2013 - 7
Avionics News May 2013 - 8
Avionics News May 2013 - 9
Avionics News May 2013 - 10
Avionics News May 2013 - 11
Avionics News May 2013 - 12
Avionics News May 2013 - 13
Avionics News May 2013 - The View from Washington
Avionics News May 2013 - 15
Avionics News May 2013 - International News and Regulatory Updates
Avionics News May 2013 - 17
Avionics News May 2013 - 18
Avionics News May 2013 - Beltway Briefing
Avionics News May 2013 - Power Redundancy in the Age of Digital Cockpits
Avionics News May 2013 - 21
Avionics News May 2013 - 22
Avionics News May 2013 - 23
Avionics News May 2013 - Member Profile
Avionics News May 2013 - 25
Avionics News May 2013 - 26
Avionics News May 2013 - 27
Avionics News May 2013 - Capital Quest
Avionics News May 2013 - 29
Avionics News May 2013 - 30
Avionics News May 2013 - 31
Avionics News May 2013 - Avionics News Through the Years
Avionics News May 2013 - 33
Avionics News May 2013 - Equipping for International Operations
Avionics News May 2013 - 35
Avionics News May 2013 - 36
Avionics News May 2013 - 37
Avionics News May 2013 - 38
Avionics News May 2013 - 39
Avionics News May 2013 - A Conversation With...
Avionics News May 2013 - 41
Avionics News May 2013 - Member Profile
Avionics News May 2013 - 43
Avionics News May 2013 - 44
Avionics News May 2013 - 45
Avionics News May 2013 - What is Australia Waiting For?
Avionics News May 2013 - 47
Avionics News May 2013 - 48
Avionics News May 2013 - 49
Avionics News May 2013 - AEAviators
Avionics News May 2013 - 51
Avionics News May 2013 - Going Global
Avionics News May 2013 - 53
Avionics News May 2013 - 54
Avionics News May 2013 - 55
Avionics News May 2013 - Business Basics
Avionics News May 2013 - 57
Avionics News May 2013 - 58
Avionics News May 2013 - 59
Avionics News May 2013 - The History of Avionics
Avionics News May 2013 - 61
Avionics News May 2013 - 62
Avionics News May 2013 - 63
Avionics News May 2013 - Meet the AEA Board of Directors
Avionics News May 2013 - 65
Avionics News May 2013 - 66
Avionics News May 2013 - 67
Avionics News May 2013 - A Real-Time Look at Airborne Weather Radar
Avionics News May 2013 - 69
Avionics News May 2013 - 70
Avionics News May 2013 - 71
Avionics News May 2013 - 72
Avionics News May 2013 - 73
Avionics News May 2013 - Aviation Aces
Avionics News May 2013 - 75
Avionics News May 2013 - Legal Ease
Avionics News May 2013 - 77
Avionics News May 2013 - What's New
Avionics News May 2013 - 79
Avionics News May 2013 - 80
Avionics News May 2013 - 81
Avionics News May 2013 - Marketplace Classifieds
Avionics News May 2013 - 83
Avionics News May 2013 - 84
Avionics News May 2013 - Cover3
Avionics News May 2013 - Cover4
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