CN105429516A - External control frictionless three-phase magnetic brake system - Google Patents
External control frictionless three-phase magnetic brake system Download PDFInfo
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- CN105429516A CN105429516A CN201510769328.4A CN201510769328A CN105429516A CN 105429516 A CN105429516 A CN 105429516A CN 201510769328 A CN201510769328 A CN 201510769328A CN 105429516 A CN105429516 A CN 105429516A
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- output
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P3/00—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters
- H02P3/06—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter
- H02P3/065—Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters for stopping or slowing an individual dynamo-electric motor or dynamo-electric converter for stopping or slowing a reluctance motor
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses an external control frictionless three-phase magnetic brake system. According to the external control frictionless three-phase magnetic brake system, built-in control information of 14 an active magnetic control system lidesheng is outputted via 9 an active magnetic control system lidesheng control port 1 and outputted via 7 an input port 1 and 13 an active magnetic control system lidesheng control port 2 respectively. Power is supplied to 1 an excitation solenoid via 10 an input port 2. The 1 excitation solenoid is electrified to generate an N/S variable polarity magnetic field. The variable polarity magnetic field generated by the excitation solenoid 1 and a rotor synchronously cut 3 an output solenoid. The magnetic lines of force of the 3 output solenoid are cut to generate AC voltage which is outputted via 15 an output port 1 and 16 an output port 2 respectively. 17 An output port 3, 18 an output port 4, 19 an output port 5 and 20 an output port 6 are completely closed to generate reverse electromotive force. The rotor is reversely restricted by utilizing reverse electromotive force so that the objectives of speed adjustment braking can be realized.
Description
Technical field
The present invention relates to a kind of magnetic and the external control of multi-field purposes such as to stop without friction non-contact electromagnetic braking brake technology, particularly relate to a kind of outer ring magnetic conductor that utilizes to control the device of excitation wire bag size of current; Utilize motor to drive with electric motor car, motor, flying object, locomotive etc. and and regulate the speed at any time and the device (being called for short " external control without friction three-phase magnetic stop system ") of fast braking brake.
Background technology
Current braking has machinery and electromagnetic braking mode, and all relevant with contact area frictional resistance, friction material, friction exists friction and lost efficacy, and rub the hidden danger such as sintering; Friction plate is constantly changed; Electromagnetic braking is applied in defect and the energy consumption issues such as the large power consumption of linear heat generation rate stalling current.
Summary of the invention
The present invention be directed to the deficiencies in the prior art provides a kind of external control without friction non-contact electromagnetic speed governing brake technique.
The problem that the present invention solves: electric motor car, motor, aircraft, electrical equipment etc. utilize motor to drive and speed governing at any time and fast braking are braked and free of replacement brake block, reaches the relevant of energy-saving safety.
Principle of the present invention: according to electric magnetisation principle, utilizes line bag around outer ring magnetic conductor excitation magnetic field, and line bag electric current regulates excitation and rotor synchronous rotary and stator line to contract for fixed output quotas raw closing of cutting magnetic field as required; 15. output port 1 and 16. output ports 2; 17. output port 3 and 18. output ports 4; The completely closed generating of 19. output port 5 and 20. output ports 6 also produces inverse electromotive force simultaneously; Utilize inverse electromotive force can complete oneself and oppositely restrict braking brake, the size of inverse electromotive force can regulate arbitrarily.
The moment of torsion N m=9550* power/rotating speed of motor, i.e. torque T=9550*P/n, power P=T*n/9550.Torque unit is Nm(ox rice); P is specified (output) power unit of motor is kilowatt (KW); Rated speed n unit turns per minute (r/min).
Regulate the power output of 450VA excitation wire bag size of current=change 40 kilowatt motors=change 40 kilowatt motor inverse electromotive force size=change braking torques.
40 kilowatt motors: braking maximum consumption exciting power=450VA.
Reactive magnetron system features: excitation I size of current and magnetic field intensity electrodeless adjustable.
Structure of the present invention comprises: excitation wire bag, outer ring magnetic conductor, output line bag, interior output magnetic conductor, N/S magnetic pole, cutting magnetic line direction 1, input port 1, rotor direction of rotation, reactive magnetron system lidesheng control port 1, input port 2, magnetic line of force direction 2, S/N magnetic pole, reactive magnetron system lidesheng control port 2, reactive magnetron system lidesheng, output port 1, output port 2, output port 3, output port 4, output port 5, output port 6 etc.
To stop system without the three-phase magnetic that rubs by exporting the common external control that forms such as magnetic conductor and 14. reactive magnetron system lidesheng in 1. excitation wire bags and 2. outer ring magnetic conductors and 3. output line bags and 4..
The built-in control information of 14. reactive magnetron system lidesheng is exported to be exported by 7. input port 1 and 13. reactive magnetron system lidesheng control ports 2 through 9. reactive magnetron system lidesheng control ports 1 respectively and is powered to 1. excitation wire bags by 10. input ports 2; 1. what excitation wire Bao get electricity generation N/S was variable has polarity magnetic field; 1. excitation wire is contracted for fixed output quotas and raw variable is had polarity magnetic field and rotor synchronous cutting 3. output line bag, and 3. output line bag produces alternating voltage by cutting magnetic line and exports through 15. output port 1 and 16. output ports 2 respectively; 17. output port 3 and 18. output ports 4; 19. output port 5 and 20. output ports 6 are completely closed produces inverse electromotive force energy, utilizes inverse electromotive force oppositely can realize the object of governing speed and braking by restricts rotor.
Accompanying drawing explanation
To be patent external control of the present invention to stop system configuration schematic diagram without friction three-phase magnetic Fig. 1
In figure: 1. excitation wire bag, 2. outer ring magnetic conductor, 3. output line bag, 4. in, export magnetic conductor, 5.N/S magnetic pole, 6. cutting magnetic line direction 1, 7. input port 1, 8. rotor direction of rotation, 9. reactive magnetron system lidesheng control port 1, 10. input port 2, 11. magnetic line of force directions 2, 12.S/N magnetic pole, 13. reactive magnetron system lidesheng control ports 2, 14. reactive magnetron system lidesheng, 15. output ports 1, 16. output ports 2, 17. output ports 3, 18. output ports 4, 19. output ports 5, 20. output ports 6.
Embodiment
Accompanying drawings is as follows
embodiment 1: one 40 kilowatts of alternating current machine: exciting voltage 90V; Electric current 5A, power=450VA.reactive magnetron system lidesheng only controls power 450VA load, and relative process structure is easy, cost is cheap, relative brake speed governing is stablized.
Structure of the present invention comprises: excitation wire bag, outer ring magnetic conductor, output line bag, interior output magnetic conductor, N/S magnetic pole, cutting magnetic line direction 1, input port 1, rotor direction of rotation, reactive magnetron system lidesheng control port 1, input port 2, magnetic line of force direction 2, S/N magnetic pole, reactive magnetron system lidesheng control port 2, reactive magnetron system lidesheng, output port 1, output port 2, output port 3, output port 4, output port 5, output port 6 etc.
To stop system without the three-phase magnetic that rubs by exporting the common external control that forms such as magnetic conductor and 14. reactive magnetron system lidesheng in 1. excitation wire bags and 2. outer ring magnetic conductors and 3. output line bags and 4..
The built-in control information of 14. reactive magnetron system lidesheng is exported to be exported by 7. input port 1 and 13. reactive magnetron system lidesheng control ports 2 through 9. reactive magnetron system lidesheng control ports 1 respectively and is powered to 1. excitation wire bags by 10. input ports 2; 1. what excitation wire Bao get electricity generation N/S was variable has polarity magnetic field; 1. excitation wire is contracted for fixed output quotas and raw variable is had polarity magnetic field and rotor synchronous cutting 3. output line bag, and 3. output line bag produces alternating voltage by cutting magnetic line and exports through 15. output port 1 and 16. output ports 2 respectively; 17. output port 3 and 18. output ports 4; 19. output port 5 and 20. output ports 6 are completely closed produces inverse electromotive force energy, utilizes inverse electromotive force oppositely can realize the object of governing speed and braking by restricts rotor.
Claims (1)
1. to be stopped a system without friction three-phase magnetic by external control, described in claim, it is characterized in that excitation wire bag, outer ring magnetic conductor, output line bag, interior output magnetic conductor, N/S magnetic pole, cutting magnetic line direction 1, input port 1, rotor direction of rotation, reactive magnetron system lidesheng control port 1, input port 2, magnetic line of force direction 2, S/N magnetic pole, reactive magnetron system lidesheng control port 2, reactive magnetron system lidesheng, output port 1, output port 2, output port 3, output port 4, output port 5, output port 6 etc.;
To stop system without the three-phase magnetic that rubs by exporting the common external control that forms such as magnetic conductor and 14. reactive magnetron system lidesheng in 1. excitation wire bags and 2. outer ring magnetic conductors and 3. output line bags and 4.;
The built-in control information of 14. reactive magnetron system lidesheng is exported to be exported by 7. input port 1 and 13. reactive magnetron system lidesheng control ports 2 through 9. reactive magnetron system lidesheng control ports 1 respectively and is powered to 1. excitation wire bags by 10. input ports 2; 1. what excitation wire Bao get electricity generation N/S was variable has polarity magnetic field; 1. excitation wire is contracted for fixed output quotas and raw variable is had polarity magnetic field and rotor synchronous cutting 3. output line bag, and 3. output line bag produces alternating voltage by cutting magnetic line and exports through 15. output port 1 and 16. output ports 2 respectively; 17. output port 3 and 18. output ports 4; 19. output port 5 and 20. output ports 6 are completely closed produces inverse electromotive force energy, utilizes inverse electromotive force oppositely can realize the object of governing speed and braking by restricts rotor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510769328.4A CN105429516A (en) | 2015-11-12 | 2015-11-12 | External control frictionless three-phase magnetic brake system |
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CN201510769328.4A CN105429516A (en) | 2015-11-12 | 2015-11-12 | External control frictionless three-phase magnetic brake system |
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CN105429516A true CN105429516A (en) | 2016-03-23 |
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CN201510769328.4A Pending CN105429516A (en) | 2015-11-12 | 2015-11-12 | External control frictionless three-phase magnetic brake system |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19705161C1 (en) * | 1997-02-11 | 1998-01-02 | Hans Hermann Rottmerhusen | Armature winding of brakable commutator motor e.g. for electric power tools, such as circular saws |
CN101218740A (en) * | 2005-07-06 | 2008-07-09 | 艾康有限公司 | Electromotor |
DE102013016216A1 (en) * | 2013-09-28 | 2015-04-02 | Andreas Stihl Ag & Co. Kg | "Method for braking an electric drive motor" |
-
2015
- 2015-11-12 CN CN201510769328.4A patent/CN105429516A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19705161C1 (en) * | 1997-02-11 | 1998-01-02 | Hans Hermann Rottmerhusen | Armature winding of brakable commutator motor e.g. for electric power tools, such as circular saws |
CN101218740A (en) * | 2005-07-06 | 2008-07-09 | 艾康有限公司 | Electromotor |
DE102013016216A1 (en) * | 2013-09-28 | 2015-04-02 | Andreas Stihl Ag & Co. Kg | "Method for braking an electric drive motor" |
Non-Patent Citations (1)
Title |
---|
程寿国等: "《工厂电气控制技术》", 31 October 2015 * |
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Application publication date: 20160323 |
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