CN202634349U - Control device of diving explosion suppression permanent magnet brushless direct current motor used in anti-explosion propeller - Google Patents
Control device of diving explosion suppression permanent magnet brushless direct current motor used in anti-explosion propeller Download PDFInfo
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- CN202634349U CN202634349U CN2012201704342U CN201220170434U CN202634349U CN 202634349 U CN202634349 U CN 202634349U CN 2012201704342 U CN2012201704342 U CN 2012201704342U CN 201220170434 U CN201220170434 U CN 201220170434U CN 202634349 U CN202634349 U CN 202634349U
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- magnet brushless
- explosion
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Abstract
The utility model discloses a control device of a diving explosion suppression permanent magnet brushless direct current motor used in an anti-explosion propeller, belongs to the technical field of propelling apparatuses used in boats, and relates to a control device of a diving explosion suppression permanent magnet brushless direct current motor. The technical problem to be solved is to provide a control device of a diving explosion suppression permanent magnet brushless direct current motor of a propeller used in a boat which can be used in underground coal mines. The adopted technical scheme is that an input terminal of an IPM inverter unit is connected to a low voltage direct current power supply; an output terminal of the IPM inverter unit is connected to the diving explosion suppression permanent magnet brushless direct current motor; a driving terminal of the IPM inverter unit is connected to a driving protection module; a control terminal of the IPM inverter unit is connected to a DSP control module; the DSP control module is connected with the driving protection module and a signal detecting module respectively, and an input terminal of the signal detecting module is connected with a signal output terminal of a three-phase Hall position sensor and a signal output terminal of a voltage current sensor respectively. The control device of a diving explosion suppression permanent magnet brushless direct current motor can be applied to rescue boats used in underground coal mines.
Description
Technical field
A kind of explosion-proof propeller of the utility model belongs to ships and light boats and uses the propulsion plant technical field with diving flame proof permanent-magnet brushless DC electric machine control device, relates to a kind of diving flame proof permanent-magnet brushless DC electric machine control device.
Background technology
The tradition ships and light boats adopt gasoline engine, diesel engine and form such as electronic usually with propulsion plant; Can be applicable to waterbornely play, on the pneumatic boat of flood disaster prevention and reduction, patrol; And be applied under the coal mine propulsion plant on the salvor in the water leak accident owing to receive environmental conditions restrictions such as flammable explosive gas such as down-hole coal dust, gas, sewage medium; Can not adopt common internal combustion engine or motor etc. powered by conventional energy; Can only rely on artificial hand to draw slurry promotion rescue ships and light boats and advance, speed is slow, efficient is low, and conventional ship can not satisfy the instructions for use under the coal mine with angle of rake control device simultaneously.
The utility model content
The utility model overcomes the deficiency that prior art exists, and technical problem to be solved is: the control device of the diving flame proof permanent-magnet brushless DC electric machine in a kind of ship's propeller that can under coal mine, use is provided.
For addressing the above problem; The technical scheme that the utility model adopted is: a kind of explosion-proof propeller comprises with diving flame proof permanent-magnet brushless DC electric machine control device: diving flame proof permanent-magnet brushless DC electric machine, low-voltage dc power supply, IPM inversion unit, drive protecting module, DSP control module, voltage-current sensor, three-phase hall position sensor and signal detection module;
The input of said IPM inversion unit links to each other with low-voltage dc power supply; The output of IPM inversion unit links to each other with diving flame proof permanent-magnet brushless DC electric machine; The drive end of IPM inversion unit links to each other with the drive protecting module, and the control end of IPM inversion unit links to each other with the DSP control module;
Said DSP control module links to each other with signal detection module with the drive protecting module respectively, and the input port of said signal detection module links to each other with the signal output part of three-phase hall position sensor and voltage-current sensor respectively;
Said three-phase hall position sensor is installed on the diving flame proof permanent-magnet brushless DC electric machine, and said voltage-current sensor is serially connected on the circuit between IPM inversion unit and the diving flame proof permanent-magnet brushless DC electric machine.
Be connected with LED display on the said DSP control module.
The beneficial effect that the utility model compared with prior art has is: the explosion-proof propeller of the utility model uses the explosion-proof permanent-magnet brushless direct current machine to replace brush and mechanical commutation with electronic commutation; Have the torque characteristics identical with direct current machine, motor volume is little, in light weight, efficient is high, noise is little, easy to maintenance; The motor control module of selecting for use is controlled simply Electric Machine Control, and the system dynamics response is fast, and each module mounting structure on circuit board is compact, superior performance, and functional reliability is high; Common permanent-magnet brushless DC electric machine electromechanical integrated structure is designed to the explosion separation structure of diving under water,, can satisfies the condition that the colliery subsurface environment uses as explosion-proof power boat propeller.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of the utility model is done further detailed explanation:
Fig. 1 is the electrical block diagram of the utility model;
Among the figure: 1 for diving flame proof permanent-magnet brushless DC electric machine, 2 be low-voltage dc power supply, 3 for the IPM inversion unit, 4 for the drive protecting module, 5 for the DSP control module, 6 for voltage-current sensor, 7 for the three-phase hall position sensor, 8 for signal detection module, 9 be LED display.
Embodiment
As shown in Figure 1; A kind of explosion-proof propeller of the utility model comprises with diving flame proof permanent-magnet brushless DC electric machine control device: diving flame proof permanent-magnet brushless DC electric machine 1, low-voltage dc power supply 2, IPM inversion unit 3, drive protecting module 4, DSP control module 5, voltage-current sensor 6, three-phase hall position sensor 7 and signal detection module 8;
The input of said IPM inversion unit 3 links to each other with low-voltage dc power supply 2; The output of IPM inversion unit 3 links to each other with diving flame proof permanent-magnet brushless DC electric machine 1; The drive end of IPM inversion unit 3 links to each other with drive protecting module 4, and the control end of IPM inversion unit 3 links to each other with DSP control module 5;
Said DSP control module 5 links to each other with signal detection module 8 with drive protecting module 4 respectively, and the input port of said signal detection module 8 links to each other with the signal output part of three-phase hall position sensor 7 with voltage-current sensor 6 respectively;
Said three-phase hall position sensor 7 is installed on the diving flame proof permanent-magnet brushless DC electric machine 1, and said voltage-current sensor 6 is serially connected on the circuit between IPM inversion unit 3 and the diving flame proof permanent-magnet brushless DC electric machine 1.
Be connected with LED display 9 on the said DSP control module 5.
Explosion-proof angle of rake control handle is provided with the control terminal of control diving flame proof permanent-magnet brushless DC electric machine 1; Handle is connected with controller through expansion link; Diving flame proof permanent-magnet brushless DC electric machine 1 links to each other with controller through stay pipe; Diving flame proof permanent-magnet brushless DC electric machine 1 shaft extension end three blade propellers of packing into, the hollow parts of stay pipe is furnished with the power circuit and the control circuit of diving flame proof permanent-magnet brushless DC electric machine 1; The shell of controller is made streamlined blast resistance construction, is equiped with two toughened glass observation windows, can observe parameters such as LED display 9 speed of displaying, electric weight.
The supply power mode of each module in the utility model: selecting the LM7815 chip for use is that drive protecting module 11 provides 15V power supply with voltage-current sensor 13, selects for use the LM7805 chip for the DSP main control chip 5V to be provided power supply.
Said DSP control module 5 is sent the break-make of IGBT in the pwm signals control IPM inversion units 3 and is accepted the fault feedback signal through drive protecting module 4, realizes all kinds of defencive functions such as under-voltage, overcurrent, overload and the soft shutoff of fault.
When work; Low-voltage dc power supply 2 output 48V direct currents are to IPM inversion unit 3; IPM inversion unit 3 is transferred to diving flame proof permanent-magnet brushless DC electric machine 1 through dc inverter with the alternating current of exporting; To gather three-phase output AC voltage data through voltage-current sensor 6 during this time; Voltage-current sensor 6 is incorporated into the ADC pin in the DSP control module 5 with the voltage and current signal that collects after the prime of signal detection module 8 is handled; DSP control module 5 shows the electric current and voltage data of receiving after treatment through LED display 9; Diving flame proof permanent-magnet brushless DC electric machine 1 service data that while three-phase hall position sensor 7 will be drawn is incorporated into the capture unit in the DSP control module 5 after the prime shaping pulse of signal detection module 8, DSP control module 5 shows the motor operation relevant parameter of receiving after treatment through LED display 9.
In each components and parts that the utility model uses: IPM inversion unit 3 adopts the inversion unit of model as 7MBP50RA060; Be built-in with 7 IGBT in the inversion unit of 7MBP50RA060; Wherein 6 are used as main circuit, 1 external brake resistance that is connected with preposition diode; It is the drive protecting module of HCPL-316J that drive protecting module 4 adopts model; The dsp chip model that DSP control module 5 adopts is TMS320F2812; Above-mentioned TMS320F2812 chip dominant frequency is 150MHz; Every the instruction cycle is 6.67ns, and chip integration becomes standard communication interface, and LED display 9 drives through the form that DSP control module 5 extends out DA; It is the transducer of LEM that voltage-current sensor 6 adopts model.
Combine accompanying drawing that the embodiment of the utility model has been done detailed description above; But the utility model is not limited to the foregoing description; In the ken that those of ordinary skills possessed, can also under the prerequisite that does not break away from the utility model aim, make various variations.
Claims (2)
1. an explosion-proof propeller comprises: diving flame proof permanent-magnet brushless DC electric machine (1), low-voltage dc power supply (2), IPM inversion unit (3), drive protecting module (4), DSP control module (5), voltage-current sensor (6), three-phase hall position sensor (7) and signal detection module (8) with diving flame proof permanent-magnet brushless DC electric machine control device;
It is characterized in that: the input of said IPM inversion unit (3) links to each other with low-voltage dc power supply (2); The output of IPM inversion unit (3) links to each other with diving flame proof permanent-magnet brushless DC electric machine (1); The drive end of IPM inversion unit (3) links to each other with drive protecting module (4), and the control end of IPM inversion unit (3) links to each other with DSP control module (5);
Said DSP control module (5) links to each other with signal detection module (8) with drive protecting module (4) respectively, and the input port of said signal detection module (8) links to each other with the signal output part of three-phase hall position sensor (7) with voltage-current sensor (6) respectively;
Said three-phase hall position sensor (7) is installed on the diving flame proof permanent-magnet brushless DC electric machine (1), and said voltage-current sensor (6) is serially connected on the circuit between IPM inversion unit (3) and the diving flame proof permanent-magnet brushless DC electric machine (1).
2. a kind of explosion-proof propeller according to claim 1 is characterized in that: be connected with LED display (9) on the said DSP control module (5) with diving flame proof permanent-magnet brushless DC electric machine control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201704342U CN202634349U (en) | 2012-04-21 | 2012-04-21 | Control device of diving explosion suppression permanent magnet brushless direct current motor used in anti-explosion propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201704342U CN202634349U (en) | 2012-04-21 | 2012-04-21 | Control device of diving explosion suppression permanent magnet brushless direct current motor used in anti-explosion propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202634349U true CN202634349U (en) | 2012-12-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201704342U Expired - Fee Related CN202634349U (en) | 2012-04-21 | 2012-04-21 | Control device of diving explosion suppression permanent magnet brushless direct current motor used in anti-explosion propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202634349U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123785A (en) * | 2019-12-26 | 2020-05-08 | 江苏聚腾新能源汽车科技有限公司 | New energy automobile explosion-proof machine multimode protection control system |
-
2012
- 2012-04-21 CN CN2012201704342U patent/CN202634349U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111123785A (en) * | 2019-12-26 | 2020-05-08 | 江苏聚腾新能源汽车科技有限公司 | New energy automobile explosion-proof machine multimode protection control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140421 |