CN206498301U - Current sensor of motor controller current coefficient calibration system - Google Patents
Current sensor of motor controller current coefficient calibration system Download PDFInfo
- Publication number
- CN206498301U CN206498301U CN201621253341.0U CN201621253341U CN206498301U CN 206498301 U CN206498301 U CN 206498301U CN 201621253341 U CN201621253341 U CN 201621253341U CN 206498301 U CN206498301 U CN 206498301U
- Authority
- CN
- China
- Prior art keywords
- calibration system
- circuit board
- electric machine
- power
- board unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Control Of Ac Motors In General (AREA)
Abstract
The utility model is related to current sensor of motor controller current coefficient calibration system.The system that purpose is to provide should have that reliability is high, cost is low, it is easy to operate the characteristics of.Technical scheme is：A kind of current sensor of motor controller current coefficient calibration system, it is characterized in that the system includes the calibration system circuit board unit being connected respectively with the three pole reactor coil and electric machine controller of motor, the power subsystem being connected respectively with calibration system circuit board unit, electric machine controller and heat-sink unit, and the man-machine interface being connected with calibration system circuit board unit.
Description
Technical field
The utility model patent is related to control system or the technical field of measurement and test of its part, more particularly to a kind of determination electric current
The current sensor of motor controller current coefficient calibration system of coefficient.
Background technology
Electric machine controller is the electric device that Comprehensive Control is carried out to the motion process of motor, can neatly controlled motor
Working condition.Electric machine controller circuit plate includes MOSFET control circuit modules, drive module and protection circuit module etc., leads to
Modules on electric machine controller circuit plate are crossed to work to complete motor control；Wherein, the current acquisition in current acquisition module
Chip (such as SS490 array of linear Hall chip), such cake core is three pin straight cutting non-integration class chips, it is necessary to coordinate magnet ring
Electric current input could be converted into voltage output；And in its welding process, it is impossible to ensure the chip on every piece of circuit board
Position is completely the same, it may appear that the problem of being just slightly different, tilt forward and back, tilting etc. uncontrollable.If using single
One a set of current coefficient, various boards can collect different current datas under the conditions of identical actual current, make electricity
Machine controller can not accurately obtain the current phase current data of motor, so that motor does not reach the working condition specified, or even meeting
There are the serious problems of control failure.
Utility model content
Technical problem to be solved in the utility model is to overcome the shortcomings of above-mentioned background technology, proposes a kind of reliability
Low, the easy to operate current sensor of motor controller current coefficient calibration system of high, cost, so as to be each motor control
Device current sensor demarcates a current coefficient uniquely determined.
In order to solve the above technical problems, the technical scheme that the utility model is provided is：
A kind of current sensor of motor controller current coefficient calibration system, it is characterised in that the system include respectively with
The calibration system circuit board unit of three pole reactor coil and the electric machine controller connection of motor, respectively with calibration system circuit board list
The power subsystem of member, electric machine controller and heat-sink unit connection, and the man-machine interface being connected with calibration system circuit board unit.
Preferably, in the calibration system circuit board unit provided with the AD acquisition modules being connected with each other, CAN and
Drive module；Described CAN is connected with electric machine controller, and described drive module is connected with man-machine interface；
The three pole reactor coil is connected by the three-phase wire through AD acquisition modules with electric machine controller, and foregoing AD acquisition modules are used
Actual phase current data in collection three-phase wire.
Preferably, provided with the friendship being connected respectively with power module of voltage regulation and power switch power source module in the power subsystem
Flow power supply；The AC power is also connected with heat-sink unit, the power module of voltage regulation and calibration system circuit board unit phase
Connection, the power switch power source module is connected with electric machine controller.
Preferably, the man-machine interface includes again with calibration system circuit board unit being connected after being connected in parallel LED, from extensive
Multiple button and rotary switch.
Preferably, the heat-sink unit is the ac fan that wind-cooling heat dissipating is provided for three pole reactor coil.
The utility model drives calibration system circuit board by power subsystem using calibration system circuit board unit as core
Unit and electric machine controller work.Under the control of man-machine interface, calibration system circuit board unit collection actual phase current data；
Meanwhile, electric machine controller collection phase current AD data；Then calibration system circuit board unit is by the actual phase current number collected
Electric machine controller is sent to according to by CAN, and electric machine controller adopts the actual phase current data received with itself
The phase current AD data of collection write into MCU FLASH in the lump, while showing that calibration system is operated successfully in man-machine interface.So, treat
On each electric machine controller during electricity, it is possible to read the actual phase current data and phase current AD data in FLASH, and compare life
Into the unique current sense coefficient of the current sensor of motor controller, with high reliability and uniqueness.
The beneficial effects of the utility model are：Calibration system provided by the utility model, result in high reliability and
The current sensor of motor controller current coefficient of uniqueness, makes electric machine controller obtain the accurate number of the current phase current of motor
According to so that motor enters the working condition specified, with reliability is high, cost is low, it is easy to operate the characteristics of.
Brief description of the drawings
Fig. 1 is schematic block circuit diagram of the present utility model.
Fig. 2 is the schematic block circuit diagram of specific embodiment of the utility model.
Embodiment
It is further described below in conjunction with the accompanying drawings with specific embodiment, but the utility model is not limited to that.
As illustrated, the utility model current sensor of motor controller calibration system includes what is be connected with electric machine controller
Calibration system circuit board unit, power subsystem, the man-machine interface being connected with calibration system circuit board, heat-sink unit and three inductance
Coil.The power subsystem is connected with calibration system circuit board unit, electric machine controller and heat-sink unit respectively, to provide work
Make energy；The electric machine controller is connected by three pole reactor coil with three-phase wire.
The calibration system circuit board unit includes AD acquisition modules, CAN and drive module.AD gathers mould
It is connected with each other between block, CAN and drive module；Wherein, the HC5F systems of the preferred LEM companies of described AD acquisition modules
Row integrated current sensors unit, three-phase wire passes through the integration module, so as to flowed through in module collection three-phase wire
Actual phase current data；The SN65HVD series CAN of the preferred Texas Instruments companies production of described CAN
Bus driver module, the module is connected to be responsible for calibration system circuit board unit and electricity with electric machine controller CAN
The transmission of control command and data between machine controller；The ULN2003 of the preferred Texas Instruments companies of drive module
Serial integrated transistor array product, is responsible for driving man-machine interface.
Described power subsystem includes AC power, power module of voltage regulation and power switch power source module.Wherein alternating current
Source is 220VAC civil powers, the adjustable HY-4000A of output voltage of the preferred Suzhou Huan Ya companies production of power switch power source module
Large-scale power switch power source, the highly developed LM1085 series drops of the preferred Texas Instruments companies of power module of voltage regulation
Press Voltage stabilizing module.AC power is connected to provide input power with power switch power source module and power module of voltage regulation respectively.
AC power is also connected with heat-sink unit, and input ac power is provided for heat-sink unit；Power module of voltage regulation and calibration system
Circuit board unit is connected, and stable 12V dc sources are provided for calibration system circuit board unit；Power switch power source module with
Electric machine controller is connected, and stable 60V dc sources are provided for electric machine controller.
Described man-machine interface includes self- recoverage button, rotary switch and LED.Wherein self- recoverage button is mainly used to control
Calibration system operating process；Rotary switch is used for controlling electric on calibration system and lower electricity；LED major functions are display calibration system
Current state, including demarcate successfully, demarcation failure with mistake warning.Man-machine interface and the driving in calibration system circuit board unit
Module is connected, and is driven by drive module.
The preferred 220V ac fans of described heat-sink unit, are connected with the AC power in calibration system power subsystem, main
Wind-cooling heat dissipating is provided to three pole reactor coil.
Described three pole reactor coil is the stator winding of motor, is connected and wears with electric machine controller by three-phase wire
The AD acquisition modules of calibration system circuit board unit are crossed, load is provided for electric machine controller.Under the driving of electric machine controller,
Fixed phase current is produced in three-phase wire.
In this calibration system, calibration system circuit board unit and electric machine controller have respective electric current AD collections single respectively
Member, drives three pole reactor coil to produce three-phase current and detect using electric machine controller.Embodiment is, first by three
Phase electric wire is connected on electric machine controller, three-phase wire is passed through the AD acquisition modules of calibration system circuit board unit, finally
Three-phase wire is connected on three pole reactor coil, so when electric machine controller starts driving three pole reactor coil, calibration system
Circuit board unit and electric machine controller can gather same phase current simultaneously.
Claims (4)
1. a kind of current sensor of motor controller current coefficient calibration system, it is characterised in that the system include respectively with electricity
The calibration system circuit board unit of three pole reactor coil and the electric machine controller connection of machine, respectively with calibration system circuit board list
The power subsystem of member, electric machine controller and heat-sink unit connection, and the man-machine interface being connected with calibration system circuit board unit；
Provided with AD acquisition modules, CAN and the drive module being connected with each other in the calibration system circuit board unit；Institute
The CAN stated is connected with electric machine controller, and described drive module is connected with man-machine interface；The three pole reactor coil
It is connected by the three-phase wire through AD acquisition modules with electric machine controller.
2. current sensor of motor controller current coefficient calibration system according to claim 1, it is characterised in that：It is described
Provided with the AC power being connected respectively with power module of voltage regulation and power switch power source module in power subsystem；The AC power
Also it is connected with heat-sink unit, the power module of voltage regulation is connected with calibration system circuit board unit, the power switch electricity
Source module is connected with electric machine controller.
3. current sensor of motor controller current coefficient calibration system according to claim 2, it is characterised in that：It is described
Man-machine interface includes LED, self- recoverage button and the rotary switch being connected again with calibration system circuit board unit after being connected in parallel.
4. current sensor of motor controller current coefficient calibration system according to claim 3, it is characterised in that：It is described
Heat-sink unit is the ac fan that wind-cooling heat dissipating is provided for three pole reactor coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621253341.0U CN206498301U (en) | 2016-11-22 | 2016-11-22 | Current sensor of motor controller current coefficient calibration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621253341.0U CN206498301U (en) | 2016-11-22 | 2016-11-22 | Current sensor of motor controller current coefficient calibration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206498301U true CN206498301U (en) | 2017-09-15 |
Family
ID=59800915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621253341.0U Active CN206498301U (en) | 2016-11-22 | 2016-11-22 | Current sensor of motor controller current coefficient calibration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206498301U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106487165A (en) * | 2016-11-22 | 2017-03-08 | 浙江西盈科技股份有限公司 | Current sensor of motor controller current coefficient calibration system |
-
2016
- 2016-11-22 CN CN201621253341.0U patent/CN206498301U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106487165A (en) * | 2016-11-22 | 2017-03-08 | 浙江西盈科技股份有限公司 | Current sensor of motor controller current coefficient calibration system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106487165A (en) | Current sensor of motor controller current coefficient calibration system | |
| CN103955154A (en) | Intelligent stepless-speed-regulation weighing feeder controller for driving DC 220V feed throwing motor | |
| US20140176025A1 (en) | Energy retrieving device | |
| CN204904112U (en) | Device based on multichannel temperature data collection and fan control | |
| CN206498301U (en) | Current sensor of motor controller current coefficient calibration system | |
| CN205068055U (en) | Full -automatic welding machine ware people motion control system | |
| CN204479663U (en) | A kind of magnetic card module-testing device | |
| CN207098977U (en) | A kind of new Digit Control Machine Tool permanent-magnet servo motor driving control system | |
| CN105227031B (en) | A kind of servomotor controller | |
| CN203119827U (en) | Microprogrammed control unit based brushless direct-current motor controller | |
| CN102362423A (en) | Control device and control method | |
| CN204231243U (en) | Be applied to the digitial controller of series machine | |
| CN209516978U (en) | It is a kind of for underwater redundant direct current motor driver | |
| CN203480347U (en) | Electric control device of magnetic stirrer | |
| CN105577050A (en) | Spindle driver current automatic regulating system | |
| CN203800848U (en) | Brushless direct-current motor speed regulating system | |
| CN104506093A (en) | Multifunctional motor driver | |
| CN202394081U (en) | Contactless control system for numerically-controlled machine tool | |
| CN209087236U (en) | Automated teaching apparatus based on spin control system | |
| CN105529974B (en) | A kind of diesel locomotive auxiliary generator exciter control system and control method | |
| CN202548619U (en) | Multi-motor monitoring system based on CAN (Controller Area Network) bus | |
| CN205070877U (en) | Electromagnetic speed regulation motor control system | |
| CN204965178U (en) | Servo control board detection device | |
| CN204061128U (en) | Solar energy water pump controller | |
| CN103578844A (en) | High-voltage circuit-breaker motor operating mechanism control device based on angular displacement controlling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |