control systems

Question 1

autonomoy

Answer 1

ability to make a decision and act on it

Question 2

controllers

Answer 2

provide autonomy using hardware and software

Question 3

transducer

Answer 3

device that converts one physical quantity into another

Question 4

sensor

Answer 4

type of transducer that converts a measured quantity into an electrical signal

Question 5

actuator

Answer 5

transducer that receives a signal and uses it to vary a physical quantity

Question 6

driver device

Answer 6

needed to convert the digital signal produced by the controller into the right analog signal to activate the actuators

Question 7

measurand

Answer 7

measured quantity

Question 8

sensitive element

Answer 8

effect induced in a sensor by a measurand

Question 9

sensitivity curve

Answer 9

graph provided by the manufacturer

Question 10

deliberative control

Answer 10

think hard, act later
planning, searching, map

Question 11

map

Answer 11

an internal representation of the world

Question 12

path

Answer 12

a sequence of adjacent nodes between node vi and vj

Question 13

total cost

Answer 13

sum of the costs of all edges in a path

Question 14

Dijkstras algorithm

Question 15

Greedy Best First Search

Question 16

A*

Question 17

reactive control

Answer 17

don’t think, react
no internal representation of the environment
needs a set of rules that are coupled with actions

Question 18

calibration

Answer 18

tuning operation

Question 19

active opto-sensors

Answer 19

produce a red light beam and measure the intensity of the light reflected from the illuminated surface

Question 20

passive opto-sensors

Answer 20

measure ambient light

Question 21

ultrasound

Answer 21

echolocation

Question 22

photocell/photoresistor

Answer 22

semiconductor device that changes its resistance under the influence of light

Question 23

open-loop control

Answer 23

no connection between actuation effect and the user’s goal