# US 10,479,197 B1 · Wind powered system for vehicles

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- Number: US 10,479,197 B1
- Document ID: US10479197B1
- Status: Granted
- Kind: B1
- Application number: 16/231,825
- Filed: 2018-12-24
- Granted: 2019-11-19
- Earliest claimed: 2018-12-24
- Applicants: Chuil Peter Kim
- Inventors: Chuil Peter Kim
- Web page: https://patentgrep.com/patent/US10479197B1

## CPC

- B60L 8/006: {Converting flow of air into electric energy, e.g. by using wind turbines}
- F03D 3/02: having a plurality of rotors
- F03D 3/04: having stationary wind-guiding means, e.g. with shrouds or channels (F03D9/35 takes precedence)
- F03D 9/11: storing electrical energy
- F03D 9/32: on moving objects, e.g. vehicles
- B60L 1/20: {Energy regeneration from auxiliary equipment}
- F05B 2240/941: which is a land vehicle
- Y02E 10/728: Onshore wind turbines
- Y02E 10/74: Wind turbines with rotation axis perpendicular to the wind direction
- Y02E 70/30: Systems combining energy storage with energy generation of non-fossil origin
- Y02T 10/7072: Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
- B60L: PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES (arrangements or mounting of electrical propulsion units or of plural diverse prime-movers for mutual or common propulsion in vehicles B60K1/00, B60K6/20; arrangements or mounting of electrical gearing in vehicles B60K17/12, B60K17/14; preventing wheel slip by reducing power in rail vehicles B61C15/08; dynamo-electric machines H02K; control or regulation of electric motors H02P); SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES (electric coupling devices combined with mechanical couplings of vehicles B60D1/64; electric heating for vehicles B60H1/00); ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL (control or regulation of electric motors H02P); MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- F03D: WIND MOTORS
- F05B: INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02T: CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION

## Abstract

Provided is a wind powered system which includes a plurality of wind tunnels, a plurality of rotary fans provided in each wind tunnel, a plurality of alternators connected to the plurality of rotary fans to generate electricity, a transformer connected to the plurality of alternators, electric components connected to the transformer, and a battery connected to the transformer and the electric components. The transformer is supplied with the electricity generated by the alternators and outputs electrical energy with a voltage to be supplied to at least one of the electric components and the battery. The plurality of wind tunnels have a plurality of intake inlets which are separated and apart from each other and a single outlet shared by the plurality of wind tunnels.

## Claims

### Claim 1

A wind powered system, comprising:
a plurality of wind tunnels;
a plurality of rotary fans provided in each wind tunnel;
a plurality of alternators connected to the plurality of rotary fans to generate electricity;
a transformer connected to the plurality of alternators;
electric components connected to the transformer;
and
a battery connected to the transformer and the electric components,
wherein the transformer is supplied with the electricity generated by the alternators and outputs electrical energy with a voltage to be supplied to at least one of the electric components and the battery,
wherein the plurality of wind tunnels have a plurality of intake inlets which are separated and apart from each other and a single outlet shared by the plurality of wind tunnels, and
wherein an additional fan is provided in a wind tunnel adjacent to the single outlet, and the electric components include a motor connected to the additional fan.

### Claim 2 (depends on 1)

The system of claim 1, wherein each of the alternators includes a rotor which has a rotational shaft configured to rotate in accordance with rotation of the rotary fans, and the system further comprises:
an end magnetic bearing which supports an end portion of the rotational shaft; and
an intermediate magnetic bearing which supports a mid portion of the rotational shaft.

### Claim 3 (depends on 1)

The system of claim 1, wherein the electric components include an electric motor to move the vehicle.

### Claim 4 (depends on 1)

The system of claim 1, wherein the transformer is operated in any of modes including a first mode to supply the electrical energy to the battery for charging the battery and a second mode to supply the electrical energy to the electric components for operation.

### Claim 5 (depends on 4)

The system of claim 4, further comprising an external charge transformer to transform electric power supplied from an external source to have a voltage capable of charging the battery.

### Claim 6

A wind powered system, comprising:
a plurality of wind tunnels;
a plurality of rotary fans provided in each wind tunnel;
a plurality of alternators connected to the plurality of rotary fans to generate electricity;
a transformer connected to the plurality of alternators;
electric components connected to the transformer;
a battery connected to the transformer and the electric components;
an external charge transformer to transform electric power supplied from an external source to have a voltage capable of charging the battery; and
a switch between the transformer, the battery, and the external charge transformer,
wherein the transformer is supplied with the electricity generated by the alternators and outputs electrical energy with a voltage to be supplied to at least one of the electric components and the battery,
wherein the plurality of wind tunnels have a plurality of intake inlets which are separated and apart from each other and a single outlet shared by the plurality of wind tunnels;
wherein the transformer is operated in any of modes including a first mode to supply the electrical energy to the battery for charging the battery and a second mode to supply the electrical energy to the electric components for operation; and
wherein the switch makes connection between the battery and the transformer or connection between the battery and the external charge transformer.

### Claim 7 (depends on 1)

The system of claim 1, wherein the additional fan is a pulling fan configured to generate wind flowing in a direction from the intake inlet of the wind tunnel to move toward the single outlet.

### Claim 8

A wind powered system, comprising:
a plurality of wind tunnels;
a plurality of rotary fans provided in each wind tunnel;
a plurality of alternators connected to the plurality of rotary fans to generate electricity;
a transformer connected to the plurality of alternators;
electric components connected to the transformer;
and
a battery connected to the transformer and the electric components,
wherein the transformer is supplied with the electricity generated by the alternators and outputs electrical energy with a voltage to be supplied to at least one of the electric components and the battery,
wherein the plurality of wind tunnels have a plurality of intake inlets which are separated and apart from each other and a single outlet shared by the plurality of wind tunnels; and
wherein:
at least one of the wind tunnels is configured to include a first wind tunnel portion and a second wind tunnel portion;
the rotary fan mounted in the at least one of the wind tunnels includes a plurality of blades;
as a vehicle moves, wind flows in the first wind tunnel portion in a direction from a front end to a rear end of the first wind tunnel portion; and
an additional fan is provided in the second wind tunnel portion, and the additional fan rotates and generates wind which flows in a direction toward the rotary fan, pushing any of the blades when disposed in the second wind tunnel portion.

### Claim 9 (depends on 8)

The system of claim 8, wherein:
the alternator connected to the rotary fan includes a rotor which has a rotational shaft configured to rotate in accordance with rotation of the rotary fan;
a shaft connecting portion is provided to connect the rotational shaft and the blades;
the system further comprises a first magnetic bearing and a second magnetic bearing; and
the first magnetic bearing surrounds and supports the rotational shaft, and the first and second magnetic bearings collectively surround and support the shaft connecting portion.

### Claim 10

A wind powered system, comprising:
a plurality of wind tunnels;
a plurality of rotary fans provided in each wind tunnel;
a plurality of alternators connected to the plurality of rotary fans to generate electricity;
a transformer connected to the plurality of alternators;
electric components connected to the transformer;
a battery connected to the transformer and the electric components; and
a second transformer between the transformer and the battery, wherein the second transformer transforms electrical energy supplied from the transformer or the battery and outputs a voltage supplied to the electrical components to operate the electrical components;
wherein the transformer is supplied with the electricity generated by the alternators and outputs electrical energy with a voltage to be supplied to at least one of the electric components and the battery, and
wherein the plurality of wind tunnels have a plurality of intake inlets which are separated and apart from each other and a single outlet shared by the plurality of wind tunnels.

### Claim 11 (depends on 1)

The system of claim 1, further comprising a diode between the transformer and the electric components, and a diode between the battery and the electric components.

### Claim 12 (depends on 6)

The system of claim 6, further comprising a diode between the transformer and the switch.

### Claim 13 (depends on 10)

The system of claim 10, further comprising a diode between the transformer and the second transformer, and a diode between the second transformer and the battery.

### Claim 14 (depends on 1)

The system of claim 1, further comprising a solenoid switch between the battery and the electric components.

### Claim 15 (depends on 10)

The system of claim 10, further comprising a solenoid switch between the battery and the electric components, wherein the solenoid switch is provided between the second transformer and the battery.

### Claim 16

A wind powered system, comprising:
a plurality of wind tunnels;
a plurality of rotary fans provided in each wind tunnel;
a plurality of alternators connected to the plurality of rotary fans to generate electricity;
a transformer connected to the plurality of alternators;
electric components connected to the transformer;
a battery connected to the transformer and the electric components;
a pushing fan provided in at least one of the plurality of wind tunnels at a position adjacent to an outlet of the at least one of the plurality of wind tunnels, wherein as the pushing fan is rotated, the pushing fan generates wind which blows in a direction toward a rotary fan disposed in said at least one of the plurality of wind tunnels; and
a motor connected to the pushing fan.

### Claim 17 (depends on 16)

The system of claim 16, wherein the alternators include a rotor which has a rotational shaft configured to rotate in accordance with rotation of the rotary fans, and the system further comprises:
an end magnetic bearing which supports an end portion of the rotational shaft; and
an intermediate magnetic bearing which supports a mid portion of the rotational shaft.

### Claim 18 (depends on 16)

The system of claim 16, wherein:
the at least one of the wind tunnels is configured to include a first wind tunnel portion and a second wind tunnel portion;
the rotary fan mounted in the at least one of the wind tunnels includes a plurality of blades;
as the vehicle moves, wind flows in the first wind tunnel portion in a direction from a front end to a rear end of the first wind tunnel portion; and
the pulling fan is provided in the second wind tunnel portion, and the pulling fan rotates and generates wind to blow in a direction toward the rotary fan, pushing any of the blades disposed in the second wind tunnel portion.

### Claim 19 (depends on 18)

The system of claim 18, wherein:
the alternator connected to the rotary fan includes a rotor which has a rotational shaft configured to rotate in accordance with rotation of the rotary fan;
a shaft connecting portion is provided to connect the rotational shaft and the blades;
the system further comprises a first magnetic bearing and a second magnetic bearing; and
the first magnetic bearing surrounds and supports the rotational shaft, and the first and second magnetic bearings collectively surround and support the shaft connecting portion.