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F03D1/00-80/80 | AA | AA00 Types of wind motors |
AA01 | AA02 | AA03 | AA04 | AA05 | |||||
.Types [Obrigatory classification in AA02 - AA20] | ..Wind motors with rotation axis substantially in wind direction | ...Propeller types | ....Downwind types | ...Multiple-vane types | ||||||||
AA12 | AA13 | AA14 | AA15 | AA16 | AA18 | AA20 | ||||||
..Wind motors with rotation axis substantially at right angle to wind direction | ...Paddle types | ...Savonius types | ...Darrieus types | ....Straight Darrieus (Gyromill) types | ..Special types | ..Others | ||||||
AA21 | AA22 | AA24 | AA25 | AA26 | ||||||||
.Installation areas [Obrigatory classification in AA21 - AA40] | ..Onshore | ..Offshore | ...Mounting on foundations | ...Mounting on float structures | ||||||||
AA32 | AA33 | AA34 | AA36 | AA37 | AA40 | |||||||
..Receiving wind generated by relative movement | ...Installed on an automobile | ...Installed on a ships | ..Movable to installaion areas | ...Portable wind turbines | ..Others | |||||||
AA41 | AA42 | AA43 | AA44 | AA46 | AA47 | |||||||
.Types of energy conversion | ..Conversion to thermal energy | ..Conversion to electric energy | ...Specific uses of electric energy (e.g. electrolysis) | ..Conversion to mechanical energy | ..Conversion to fluid pressure | |||||||
AA51 | AA53 | AA54 | AA56 | |||||||||
.Windfarm | .Combination of multiple wind motors (except wind farms) | ..Combination of different types of wind motors | .Use for water turbines as well | |||||||||
AA61 | AA62 | AA63 | AA64 | AA66 | AA70 | |||||||
.Combination of wind motors with other types of energy-producing devices | ..Solar energy | ..Water turbines | ..Internal combustion, diesel engines | .Use of non-natural wind (AA32 - AA34 take precedence) | .Others* | |||||||
BB | BB00 Purpose and effects of improvements |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | BB09 | BB10 | |
.Control or adjustment | ..Starting | ..Stopping or braking | ..Control that responds when the device enters an unstable range of movement | ..Load control | ..Switching of operational modes | ..Improvement of utilization or operation rate | ..Prevention of over-rotation | ..Maintenance of a constant rotational speed | ..Improvement of response characteristics | |||
BB12 | ||||||||||||
..Improvement of precision | ||||||||||||
BB21 | BB22 | BB23 | ||||||||||
.Control for utility grid | ..Control for voltage or frequency variation | ..Measures to cut-off or parallel-off | ||||||||||
BB31 | BB33 | BB35 | BB37 | |||||||||
.Improvement of abilities and efficiency | .Increase in electric capacity | .Strength and durability | .Improved reliability | |||||||||
BB41 | BB42 | BB43 | BB44 | BB45 | BB46 | BB47 | ||||||
.Safety | ..Measures to Vibration or sympathetic vibration | ..Measures to lightining strike | ..Measures to accretion of snow or icing | ..Measures to corrosion or salt damage | ..Measures to strong wind | ..Measures to electric power outage | ||||||
BB51 | BB52 | BB54 | BB56 | BB57 | BB58 | BB59 | ||||||
.Measures to prevent heating | ..Cooling | .Lubrication | .Monitoring; diagnostics | ..Evaluation of stress or fatigue | ..Centralized supervisory and control system | ..Abnormality or failure | ||||||
BB61 | BB62 | BB63 | BB65 | |||||||||
.Environmental impacts (e.g. scenery) | ..Noise | ..Bird strike | .Wind state observation or prediction | |||||||||
BB71 | BB73 | BB75 | BB77 | BB79 | ||||||||
.Size and weight reduction | .Simplification | .Manufacturing or processing | .Assembly, disassembly, mounting, and installation | .Improvements for maintenance | ||||||||
BB90 | ||||||||||||
.Others* | ||||||||||||
CC | CC00 Main constructions |
CC01 | CC02 | CC03 | CC04 | CC05 | ||||||
.Rotors | ..Vanes | ...Shape | ...Material | ...Movable vanes | ||||||||
CC12 | CC14 | CC16 | CC17 | |||||||||
..Auxiliary vanes(including a spoilers) | ..Hubs | ..Rotation axis | ...Having a fixed shaft | |||||||||
CC21 | CC22 | CC23 | CC25 | |||||||||
.Stator | ..Mounting structures(e.g. with rotation axis at right angle to wind direction) | ...Towers | ..Nacelles | |||||||||
DD | DD00 Other constructions |
DD01 | DD02 | DD03 | DD04 | DD06 | DD07 | DD08 | ||||
.Power transmission units | ..Mechanical transmission units | ...Gear transmission units | ....Multiplying gears | ..Brakes | ..Clutches | ..Bearings | ||||||
DD11 | DD12 | DD13 | DD14 | DD15 | DD16 | DD17 | DD18 | |||||
.Driven devices | ..Generators | ..Motor generator | ..Compressors | ..Pumps | ...Piping system | ...Hydraulic pumps | ....Pumps with a hydraulic motor | |||||
DD21 | DD22 | DD23 | DD24 | DD26 | DD27 | DD28 | DD29 | DD30 | ||||
.Energy accumulators(devices for accumulating power) | ..Condensers | ..Pressure accumulators | ..Heat accumulators | .Wind induction means | ..Rectification means | ..Wind tunnels | ...Vertical wind tunnels | ...Horizontal wind tunnels | ||||
DD31 | DD32 | DD33 | DD34 | DD37 | ||||||||
.Pitch changing mechanism | ..Active means (incl. link mechanisms) | ...By means of fluid pressure | ...By means of an electric motor | ..Passive means | ||||||||
DD41 | DD42 | DD43 | DD47 | DD48 | DD50 | |||||||
.Yaw changing mechanism | ..Active means | ...Power transmission units | ..Passive means | ...By means of wind receiving plates | ..Yaw bearings | |||||||
DD51 | DD52 | DD54 | DD55 | DD57 | DD58 | DD59 | ||||||
.Electric components (except generators) | ..Sensors | .Control units | ..Control elements | .Auxiliary powers | ..Batterys | ..Internal combustion | ||||||
DD61 | DD63 | DD64 | DD65 | DD67 | DD68 | DD70 | ||||||
.Floating structures | .Cooling means | ..By means of water cooling | ..By means of air cooling | .Installation or construction method of wind motors | ..Arrangement of wind motors | .Others * | ||||||
EE | EE00 Controlling wind motors |
EE01 | EE02 | EE03 | EE04 | EE05 | EE06 | EE07 | EE08 | EE09 | EE10 | |
.Control signals | ..Wind speed,wind pressure or wind direction | ..Temperature or humidity | ..Weather information from the external system | ..Rotational speed | ..Stress or loading | ..Angle or pitch angle, and opening | ..Electrical or magnetic control | ..Status of use or load | ..Operation or commands | |||
EE11 | EE12 | EE13 | EE14 | EE15 | EE16 | EE17 | EE18 | |||||
.Forms of control | ..Control of the speed of rotation(Priority EE13) | ..Variable-pitch control | ..Deflection of the rotating surface of the rotor(Priority EE15) | ..Yaw control | ..Control of wind channels | ..Control of output | ...Control of generator output | |||||
EE21 | EE22 | EE23 | EE24 | EE25 | EE26 | EE27 | EE28 | EE29 | ||||
.Structure of control system units | ..Signal-detecting unit | ...Anemometers, air pressure gauges or anemoscopes | ...Thermometers or hygrometers | ...Rotational speed sensors | ...Acceleration sensors or strain sensors | ...Angle detection sensors | ...Ammeters, voltmeters or magnetic sensors | ...Signal-detecting units on utility grid(except for wind motors) | ||||
EE32 | EE34 | EE35 | EE36 | EE40 | ||||||||
..Remote control sections | ..Control system | ...Feedback control system | ...Feedforward control system | .Others* |