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Apollo LM Navigation, Guidance and Control

(Introduction)

Content

  1. Principles of operation

  2. The hardware components of the CSM NGC System

  3. Flight Control Modes

  4. Title



1.Principles of operation

Principle_GNC

Based on ref.xxxx
Figure 1.1

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LM_GNC_Organization

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Figure 1.2

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2.The hardware components of the LM NGC System

Apollo_LM_GNC

Based on ref.xxxx
Figure 2.1
Detailed systems diagram of the Apollo LM Navigation, Guidance and Control System
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Apollo_CSM_ControlPanel

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Figure 2.2
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Apollo_LM_PGNCS

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Figure 2.3
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Apollo_LM_AGS

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Figure 2.4
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Apollo_LM_CES

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Figure 2.5
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3.Flight Control Modes

Pictures depicting various modes of operation

Based on ref xxxxxx
Figure 3.1
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4.Title



Acronyms
ACA Attitude Controller Assembly
AEA Abort Electronics Assembly
AEAA Ascent Engine Arming Assembly
AGS Abort Guidance System
AOT Alignment Optical Telescope
APS Ascent Propulsion System
ASA Abort Sensor Assembly
ATCA Attitude and Translation Control Assembly
CDU Coupling Data Unit
CES Control Electronics System
DECA Descent Engine Control Assembly
DEDA Data Entry and Display Assembly
DPS Descent Propulsion System
DSKY Display and Keyboard
FDAI Flight Director Attitude Indicator
GASTA Gimbal Angle Sequencing
Transformation Assembly

GDA Gimbal Drive Actuator
IMU Inertial Measurement Unit
LGC Lunar Module Guidance Computer
LM Lunar Module
PGNCS Primary Guidance, Navigation & Control System
PTA Pulse Torque Assembly
RCS Reaction Control System
RGA Rate Gyro Assembly
TTCA Thrust/Translation Controller Assembly

References
  1. LM/AGS Operating Manual Flight Program 6
    TRW Report 11176-6033-T000, Rev.1, April 1969
    by R.L. Mendelsberg
    for NASA, Manned Spacecraft Center, Houston, Texas

  2. Ref.

  3. Ref.

  4. Ref.

  5. Ref.




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Copyright 2024 by   Sander Panhuyzen
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