Transcription of Chapter 4 Attitude Determination - Virginia Tech
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Chapter4 AttitudeDeterminationEssentiallyall control systemsrequiretwo types of hardware components: usedto senseor measurethe stateof the system ,andactuatorsare usedto adjustthe stateof the example,a typicalthermostatusedto control room temperaturehas a thermocouple( sensor )and a connectiontothe furnace(actuator).Thecontrol systemcomparesthe referencetemperaturetothe measuredtemperatureand eitherturnsthe furnaceon or o , dependingon thesignof the di erencebetween the two. A spacecraftattitudedeterminationandcontro l systemtypicallyusesa variety of sensorsand by threeor moreattitudevariables,the di erencebetween the desiredandmeasuredstatesis slightly morecomplicatedthanfor a thermostat,or even for thepositionof the satellitein ,the mathematicalanalysisof attitudedeterminationis complicatedby the factthatattitu
Essentially all control systems require two types of hardware ... Sensors are used to sense or measure the state of the ... 4-6 CHAPTER 4. ATTITUDE DETERMINATION
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Control, Sensors, Systems, Motor Control Sensor Feedback Circuits, Control Systems, Advanced Sensors, Control, Platforms, and, Wireless Sensors in Industrial Instrumentation, Guidelines for the Design Engineer, Wireless Connected Lighting System, Cooper, Control Systems Control, Control Sensors, Systems: An Introduction for Scientists, Systems: An Introduction for Scientists and Engineers