Table 4    examples of functional and energy essence

 

Table 4.2 energy essence

 

 

PROCESS, system

 ELEMENTs OF System

static ELEMENT

energetic ELEMENT

functional ELEMENT

 1

Water turbine

Water in reservoir

Water stream

Turning moment (torque) of rotor

 2

Steam turbine

Steam in boiler

Steam jet

Turning moment of rotor

 3

Spark-ignition engine

Gas mixture

Burning gas

Energy of piston

 4

Rocket, spacecraft

Fuel

Burning gas

Tractive force of rocket

 5

Electric motor

Voltage of electric network

Electric current

Turning moment of rotor

 6

Transformer

Voltage of network

Primary current

Secondary current

 7          

Steam engine:

 

Piston motion

 

Steam in boiler

Steam in cylinder

Energy of piston

Piston-rod pull

Energy of piston

Energy of piston-rod

Flywheel rotation

Energy of piston-rod

Energy of flywheel

Slide-valve shift

Energy of slide-valve rod

Energy of slide-valve

 8

Javelin throw

Energy of man

Movement of man

Energy of javelin

 9

Movement of man

Energy of man

Movement of legs

Movement of man

10

Forearm movement

Energy of muscles

Movement of muscle

Movement of forearm bones

11

Wood chopping

Energy of man

Movement of man

Energy of axe

Axe movement

Energy of axe

Work of cutting through

12

Tape-recorder head

Voltage

Electric current

Magnetic record

13

Microphone

Sound source

Air wave motion

Membrane vibration

Membrane vibration

Electric impulses

14

Incandescent lamp

Voltage of electric network

Electric current

Light of filament

15

Carburetter

Energy of gas mixture

Energy of piston

Move of explosive mixture

16

Skier

Mass of ground and skier

Gravitational force

Movement of skier

17

Reducing valve

Strength of spring

Tension of spring

Valve cone position

Steam in boiler

Pressure of steam

18

Paper shearing

Energy of fingers

Movement of legs

Shearing of paper

19

Car movement

Energy of gas mixture

Energy of engine

Energy of wheels

Planet

Energy of wheels

Move of undercarriage