CN104297686A - Electromobile motor data monitoring system based on LabVIEW - Google Patents
Electromobile motor data monitoring system based on LabVIEW Download PDFInfo
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- CN104297686A CN104297686A CN201410658514.6A CN201410658514A CN104297686A CN 104297686 A CN104297686 A CN 104297686A CN 201410658514 A CN201410658514 A CN 201410658514A CN 104297686 A CN104297686 A CN 104297686A
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Abstract
The invention discloses an electromobile motor data monitoring system based on LabVIEW, and relates to motor data monitoring technique. The electromobile motor data monitoring system comprises a battery, an inverter, a controller, a sensor module, a signal conditioning unit, a data acquisition card and a computer with an LabVIEW development platform, wherein the input end of the signal conditioning unit is connected with the sensor module; the output end of the signal conditioning unit is connected with the data acquisition card; the input end of the inverter is connected with the battery; the output end of the inverter is connected with a motor; the input end of the controller is connected with a vehicle signal; the output end of the controller is connected with the inverter. Data of a tested signal are acquired through the sensor module, are processed by the signal conditioning unit, are subsequently acquired by the data acquisition card, and are analyzed and treated on the computer with the LabVIEW development platform, so that the working state of an electromobile motor can be mastered in time.
Description
Technical field
The present invention relates to a kind of motor data monitoring technology, particularly relate to a kind of electric vehicle motor data monitoring technical field.
Background technology
Along with the fast development of science and technology, industrialized propelling, the energy that the mankind depend on for existence and environment receive serious destruction, energy shortage and problem of environmental pollution have become the new problem that restriction economic development faces, motor is as the critical piece of new forms of energy accumulator car without environment pollution, there is good speed adjusting performance, larger speed adjustable range and faster response speed, a series of data acquisition and test experience will be carried out among the process that electric automobile runs, obtain physical parameter and the performance of motor, grasp the operation conditions of motor in real time, according to the data parameters gathered electric automobile taken appropriate measures timely and ensure that electric automobile operates in good state according to this.
Summary of the invention
The object of the invention is to overcome for the problems referred to above; a kind of electric vehicle motor data monitoring system based on LabVIEW is provided; gather the data parameters of electric vehicle motor; through the process of signal condition unit; after being gathered by data collecting card; be sent in the computing machine with LabVIEW development platform, timely the ruuning situation of motor monitored, and take corresponding safeguard measure to be protected electric vehicle motor.
For achieving the above object, the present invention is achieved through the following technical solutions.
Based on an electric vehicle motor data monitoring system of LabVIEW, it is characterized in that: comprise battery, inverter, controller, sensor assembly, signal condition unit, data collecting card and there is the computing machine of LabVIEW development platform; The sensor input connection module of described signal condition unit, output terminal connection data capture card; Described inverter input terminal connects battery, and output terminal connects motor, and the input end of controller connects signals of vehicles, and output terminal connects inverter.
Described sensor assembly comprises voltage sensor, current sensor, temperature sensor, exhausted gorgeous detector and torductor; The three-phase voltage of voltage sensor senses motor and cell voltage, current sensor detects the three-phase current of motor and the electric current of battery, temperature sensor detects the temperature of motor and the temperature of battery, and exhausted gorgeous detector detects the insulating property of motor, and motor output torque measured by torductor.
Described signals of vehicles comprises vehicle speed sensor and position transducer.
Described signal condition unit comprises filtering circuit, amplifying circuit, buffer circuit and change-over circuit, filtering circuit carries out filtering and noise reduction to the information of sensor assembly collection, carry out isolation amplify through buffer circuit, amplifying circuit, by change-over circuit, this information is converted to digital signal.
Described controller processor chip be in DSP or ARM any one.
The invention has the beneficial effects as follows: the invention provides a kind of electric vehicle motor data monitoring system based on LabVIEW; by detecting the voltage and current of inverter both sides; the temperature of motor and insulativity; the data gathered are sent in the computing machine with LabVIEW development platform; comprehensive analysis processing is carried out to the data gathered; timely the ruuning situation of motor is monitored, and take corresponding safeguard measure to be protected electric vehicle motor.
Accompanying drawing explanation
Fig. 1 is system architecture diagram of the present invention.
Fig. 2 is motor driven systems structured flowchart of the present invention.
Embodiment
In order to make object of the present invention, technical scheme and creation characteristic clearly understand, below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of electric vehicle motor data monitoring system based on LabVIEW, comprises battery, inverter, controller, sensor assembly, signal condition unit, data collecting card and has the computing machine of LabVIEW development platform; The sensor input connection module of described signal condition unit, output terminal connection data capture card; Described inverter input terminal connects battery, and output terminal connects motor, and the input end of controller connects signals of vehicles, and output terminal connects inverter.
Sensor assembly comprises voltage sensor, current sensor, temperature sensor, exhausted gorgeous detector and torductor; The three-phase voltage of voltage sensor senses motor and inverter direct-flow side cell voltage, current sensor detects the three-phase current of motor and the electric current of battery, temperature sensor detects the temperature of motor and the temperature of battery, exhausted gorgeous detector detects the insulating property of motor, and motor output torque measured by torductor.Described signal condition unit comprises filtering circuit, amplifying circuit, buffer circuit and change-over circuit, the data message of sensor collection carries out isolation amplify through buffer circuit, amplifying circuit, filtering circuit carries out filtering and noise reduction to this data message, by change-over circuit, this information is converted to digital signal, by data collecting card, it is gathered.
Signals of vehicles comprises vehicle speed sensor and position transducer, vehicle speed sensor detects the travel speed of electric motor car, position transducer detects motor rotor position and sends electric signal to controller, described controller processor chip be in DSP or ARM any one, controller receives signals of vehicles and then analyzes it, process and judge output control signal to inverter, make inverter export different voltage to motor, reach the object of speed governing.
There is the computing machine of LabVIEW development platform, comprise data display unit, data storage cell, parameter setting unit, alarm unit, generating report forms unit, the data message gathered by data collecting card sends the computing machine with LabVIEW development platform to, the data message of collection is shown in data display unit, inquiry after data storage cell carries out storage conveniently, parameter setting unit can reset some parameters, after the computing machine of data message through having LabVIEW development platform gathered carries out analyzing and processing, the situation of real-time grasp electric vehicle motor, extremely warning will be sent at alarm unit if having, gather data message can also in generating report forms unit generating report forms to print, check for staff.
Claims (5)
1. based on an electric vehicle motor data monitoring system of LabVIEW, it is characterized in that: comprise battery, inverter, controller, sensor assembly, signal condition unit, data collecting card and there is the computing machine of LabVIEW development platform; The sensor input connection module of described signal condition unit, output terminal connection data capture card; Described inverter input terminal connects battery, and output terminal connects motor, and the input end of controller connects signals of vehicles, and output terminal connects inverter.
2. motor data monitoring system according to claim 1, is characterized in that: described sensor assembly comprises voltage sensor, current sensor, temperature sensor, exhausted gorgeous detector and torductor; The three-phase voltage of voltage sensor senses motor and cell voltage, current sensor detects the three-phase current of motor and the electric current of battery, temperature sensor detects temperature and the battery temperature of motor, and exhausted gorgeous detector detects the insulating property of motor, and motor output torque measured by torductor.
3. motor data monitoring system according to claim 1, is characterized in that: described signals of vehicles comprises vehicle speed sensor and position transducer.
4. motor data monitoring system according to claim 1, it is characterized in that: described signal condition unit comprises filtering circuit, amplifying circuit, buffer circuit and change-over circuit, filtering circuit carries out filtering and noise reduction to the information of sensor assembly collection, carry out isolation amplify through buffer circuit, amplifying circuit, by change-over circuit, this information is converted to digital signal.
5. motor data monitoring system according to claim 1, is characterized in that: described controller processor chip be in DSP or ARM any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658514.6A CN104297686A (en) | 2014-11-19 | 2014-11-19 | Electromobile motor data monitoring system based on LabVIEW |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410658514.6A CN104297686A (en) | 2014-11-19 | 2014-11-19 | Electromobile motor data monitoring system based on LabVIEW |
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| CN104297686A true CN104297686A (en) | 2015-01-21 |
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| CN201410658514.6A Pending CN104297686A (en) | 2014-11-19 | 2014-11-19 | Electromobile motor data monitoring system based on LabVIEW |
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Cited By (4)
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| CN108107803A (en) * | 2018-02-09 | 2018-06-01 | 华北理工大学 | Electric vehicle Liang Dang gearbox shiftings mechanism intelligence control system based on Labview |
| CN109062056A (en) * | 2018-09-17 | 2018-12-21 | 长安大学 | A kind of electric bicycle intelligence control system and its control method |
| CN109343374A (en) * | 2018-09-12 | 2019-02-15 | 厦门大学 | A kind of impulsive synchronization control two-dimensional scanning and signal acquisition implementation method based on LabVIEW |
| CN113911254A (en) * | 2021-10-28 | 2022-01-11 | 南京懂玫驱动技术有限公司 | Motor and electric power-assisted bicycle driving system |
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| CN108107803A (en) * | 2018-02-09 | 2018-06-01 | 华北理工大学 | Electric vehicle Liang Dang gearbox shiftings mechanism intelligence control system based on Labview |
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| CN109062056A (en) * | 2018-09-17 | 2018-12-21 | 长安大学 | A kind of electric bicycle intelligence control system and its control method |
| CN113911254A (en) * | 2021-10-28 | 2022-01-11 | 南京懂玫驱动技术有限公司 | Motor and electric power-assisted bicycle driving system |
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Application publication date: 20150121 |
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