CN109596981A - A kind of Voltage Feedback system of automotive electronics throttle motor performance test - Google Patents
A kind of Voltage Feedback system of automotive electronics throttle motor performance test Download PDFInfo
- Publication number
- CN109596981A CN109596981A CN201910011483.8A CN201910011483A CN109596981A CN 109596981 A CN109596981 A CN 109596981A CN 201910011483 A CN201910011483 A CN 201910011483A CN 109596981 A CN109596981 A CN 109596981A
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- Prior art keywords
- voltage
- polarity
- performance test
- motor performance
- automotive electronics
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/346—Testing of armature or field windings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
- Control Of Electric Motors In General (AREA)
Abstract
The present invention relates to a kind of Voltage Feedback systems of automotive electronics throttle motor performance test, it include: polarity of voltage conversion portion, the voltage signal of the polarity frequent switching for exporting tested motor connecting terminal is converted to polarity and fixes and period d. c. voltage signal identical with the tested motor spinning movement period；Divided fraction, input terminal are connected with polarity of voltage conversion portion output end, the voltage magnitude and tested motor winding both ends operating voltage real-time synchronization of voltage magnitude and TT&C system voltage detecting port for guaranteeing to be supplied to the long-range sensor port of programmable power supply.The present invention can detect motor performance TT&C system machine winding operating voltage, while long-range induction feedback can also be carried out to direct current programme control precision regulated power supply.
Description
Technical field
The present invention relates to mechanotronics fields, more particularly to a kind of automotive electronics throttle motor performance test
Voltage Feedback system.
Background technique
With rapid development of economy, living standards of the people are continuously improved, and the vehicle guaranteeding organic quantity in China is also being passed year by year
Increase.Electronic throttle (referred to as " ETC ") is that the movement of driver's " stepping on the gas " is converted to torque by efp to need
The system unit for asking input, instead of the mode of conventionally employed mechanical cable control throttle opening, ETC motor internal is according to control
System command processed adjusts throttle opening in real time, it is easier to realize stability contorting and cruise control of idling etc..Institute
With the performance quality of ETC directly affects the traffic safety and driving experience of automobile, and the performance superiority and inferiority of driving motor is especially heavy
It wants.ETC motor uses brushed DC motor, and control precision is relatively high, speed adjustable range is wide and dynamic response characteristic is preferable.
During carrying out properties of product test to ETC motor, programme control precision regulated power supply applies direct current to ETC motor
Voltage drive, driving voltage amplitude is within the scope of 3-15V, the test result accuracy of tested motor performance parameter and supplying DC
Voltage accuracy close relation.Since during ETC motor performance test, ETC motor operating current is larger and tests
Power supply line is longer in platform, will lead to the winding power pressure drop of tested motor, influences the accuracy of test result.Testboard is adopted
Long-range sensor port is provided with programme control precision regulated power supply, for realizing the pressure drop of compensation load supplying conducting wire, guarantees tested electricity
Requirement of the stabilization and test job of machine supply voltage to supply voltage precision.
ETC motor performance test mainly includes all-round property testing and endurance quality test, in the behaviour of correlated performance test
Frequent spinning movement clockwise, counterclockwise is carried out to motor in work, so that feedback arrives programme control precision regulated power supply sensor port
Polarity of voltage frequent switching same as tested motor direction of rotation, while accessing the voltage acquisition port voltage pole of TT&C system
Property also frequent switching.Most of programme control precision power induction port and the input of TT&C system voltage acquisition port requirements fixed polarity
While guarantee feedback voltage value it is equal with real electrical machinery winding both ends, feedback unit cannot because device reason generate voltage damage
How consumption, therefore, solve the problems, such as that above-mentioned drawback is that those skilled in the art are dedicated to overcoming.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of voltage of automotive electronics throttle motor performance test is anti-
Feedback system, can also be to the program-controlled essence of direct current while capable of detecting to motor performance TT&C system machine winding operating voltage
Close regulated power supply carries out long-range induction feedback.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of automotive electronics throttle motor performance
The Voltage Feedback system of test, comprising: polarity of voltage conversion portion, the polarity for exporting tested motor connecting terminal are frequent
The voltage signal of switching is converted to polarity and fixes and period d. c. voltage signal identical with the tested motor spinning movement period；Point
Laminate section, input terminal are connected with polarity of voltage conversion portion output end, are supplied to the long-range induction end of programmable power supply for guaranteeing
The voltage magnitude of mouth and the voltage magnitude and tested motor winding both ends operating voltage of TT&C system voltage detecting port are same in real time
Step.
The polarity of voltage conversion portion includes sequentially connected differential amplifier, shaping circuit and composite amplifier；Institute
It states and is connected between shaping circuit and composite amplifier by a field-effect tube.
The differential amplifier and four resistance constitute the subtraction operator that amplification factor is 1.
The shaping circuit includes comparator, and the inverting input terminal of the comparator is connected with differential amplifier output end,
Positive input end grounding, output end connect a detector diode.
The divided fraction is in series by two resistance, and press bond TT&C system voltage detecting is divided among two resistance
Port, the other end of two resistance are separately connected the long-range sensor port of programmable power supply.
Beneficial effect
Due to the adoption of the above technical solution, compared with prior art, the present invention having the following advantages that and actively imitating
Fruit: the present invention to motor performance TT&C system machine winding operating voltage can be lost without pressure drop and be detected, while to direct current
Programme control precision regulated power supply carries out long-range induction feedback, and structure is simple, and performance is stablized, and improves the essence of voltage measurement and feedback
Degree, ensure that the data accuracy of ETC motor performance test under different measurement conditions.
Detailed description of the invention
Fig. 1 is the circuit diagram of embodiment Voltage Feedback system；
Fig. 2 is the automotive electronics throttle motor performance test circuit figure with Voltage Feedback system.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
Embodiments of the present invention are related to a kind of Voltage Feedback system of automotive electronics throttle motor performance test, packet
Include: the voltage signal of polarity of voltage conversion portion, the polarity frequent switching for exporting tested motor connecting terminal is converted to
Polarity is fixed and period d. c. voltage signal identical with the tested motor spinning movement period；Divided fraction, input terminal and electricity
Dipole inversion part output end is pressed to be connected, voltage magnitude and observing and controlling system for guaranteeing to be supplied to the long-range sensor port of programmable power supply
The voltage magnitude and tested motor winding both ends operating voltage real-time synchronization of system voltage detecting port.
Fig. 1 is the Voltage Feedback system schematic of ETC motor performance test provided in this embodiment.
Wherein, polarity of voltage conversion portion is using detector diode, differential amplifier, comparator, composite amplifier, list
The phase-sensitive detection circuit that a field-effect tube electronic switch, single variable resistance and multiple precision resistances are constituted, to machine winding
The voltage at both ends carries out rectification.The tested connecting terminal V for shaking window motor of the connection of input node 1 of polarity of voltage conversion portion
The end +/V-, the tested end connecting terminal V-/V+ for shaking window motor of the connection of input node 2 of polarity of voltage conversion portion.
Input signal u of the output signal of differential amplifier A as comparator Bs(t), through comparator B and detector diode
Output signal u after the shaping circuit of D composition1(t), output signal u1(t) it is and input signal us(t) with frequency, same to phase.It is defeated
Signal u out1(t) be control circuit current flowing switch, provide grid source bias voltage for field-effect tube J, control electronic switch
Movement, determine FET drain signal u3(t).Known by field-effect tube working principle:
Composite amplifier C is to signal us(t) and u3(t) it is synthesized, obtains rectification output signal u0(t), it expresses
Formula are as follows:
When field-effect tube cut-off, composite amplifier C is in follower state；When field-effect tube conducting, compound amplification
Device C is in reverser state.When taking Rw=R7, wushu (1) substitute into formula (2) in, dipole inversion section output node can be obtained are as follows:
Polarity of voltage in the input node of dipole inversion part is related with direction of rotation control of the measurement and control unit to motor, i.e.,
State in frequent positive and negative change in polarity, period of change range was at 2-10 seconds.Two output nodes of dipole inversion part
SENSE+ and SENSE- output polarity is fixed and period no device pressure drop loss identical with the tested motor spinning movement period
D. c. voltage signal.
Divided fraction is by two 1/4W precision resistance R9And R10Series connection realization, 100 ohm-several kilohms ranges of resistance value, two
Electric parameter and TT&C system electricity inside the resistance value and their proportionate relationship and the long-range sensor port of programmable power supply of resistance
Press test side internal electric relating to parameters.Guarantee the voltage magnitude for being supplied to the long-range sensor port of programmable power supply and TT&C system electricity
Press detection port voltage amplitude with the real-time synchronization of tested motor winding both ends operating voltage.As shown in Fig. 2, resistance is concatenated defeated
Egress both ends SENSE+ and SENSE- access the long-range sensor port of programmable power supply, in output node SENSE- and two resistance
Between partial pressure end VIN+ access TT&C system voltage detecting port.
It is examined it is not difficult to find that the present invention to motor performance TT&C system machine winding operating voltage can be lost without pressure drop
It surveys, while long-range induction feedback is carried out to direct current programme control precision regulated power supply, structure is simple, and performance is stablized, and improves voltage survey
The precision of amount and feedback, ensure that the data accuracy of ETC motor performance test under different measurement conditions.
Claims (5)
1. a kind of Voltage Feedback system of automotive electronics throttle motor performance test characterized by comprising polarity of voltage turns
Part is changed, the voltage signal of the polarity frequent switching for exporting tested motor connecting terminal is converted to polarity and fixes and the period
D. c. voltage signal identical with the tested motor spinning movement period；Divided fraction, input terminal and polarity of voltage conversion portion
Output end is connected, voltage magnitude and TT&C system voltage detecting port for guaranteeing to be supplied to the long-range sensor port of programmable power supply
Voltage magnitude and tested motor winding both ends operating voltage real-time synchronization.
2. the Voltage Feedback system of automotive electronics throttle motor performance test according to claim 1, which is characterized in that
The polarity of voltage conversion portion includes sequentially connected differential amplifier, shaping circuit and composite amplifier；The shaping electricity
It is connected between road and composite amplifier by a field-effect tube.
3. the Voltage Feedback system of automotive electronics throttle motor performance test according to claim 2, which is characterized in that
The differential amplifier and four resistance constitute the subtraction operator that amplification factor is 1.
4. the Voltage Feedback system of automotive electronics throttle motor performance test according to claim 2, which is characterized in that
The shaping circuit includes comparator, and the inverting input terminal of the comparator is connected with differential amplifier output end, positive input
End ground connection, output end connect a detector diode.
5. the Voltage Feedback system of automotive electronics throttle motor performance test according to claim 1, which is characterized in that
The divided fraction is in series by two resistance, divides press bond TT&C system voltage detecting port among two resistance, and two
The other end of a resistance is separately connected the long-range sensor port of programmable power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011483.8A CN109596981B (en) | 2019-01-07 | 2019-01-07 | Voltage feedback system for testing performance of motor of automobile electronic throttle valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910011483.8A CN109596981B (en) | 2019-01-07 | 2019-01-07 | Voltage feedback system for testing performance of motor of automobile electronic throttle valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109596981A true CN109596981A (en) | 2019-04-09 |
| CN109596981B CN109596981B (en) | 2021-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910011483.8A Active CN109596981B (en) | 2019-01-07 | 2019-01-07 | Voltage feedback system for testing performance of motor of automobile electronic throttle valve |
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| CN (1) | CN109596981B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454987Y (en) * | 2000-11-06 | 2001-10-17 | 建准电机工业股份有限公司 | Fan motor of controlling rotational speed by pulse working period |
| US7609008B1 (en) * | 2008-06-06 | 2009-10-27 | Mdl Corporation | Method and circuit for controlling an LED |
| CN203708162U (en) * | 2014-03-04 | 2014-07-09 | 迪克斯汽车电器(上海)有限公司 | Automobile generator electronic regulator rectification circuit capable of self adjustment |
| CN104600690A (en) * | 2013-10-31 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | LED lamp and input polarity automatic converting circuit thereof |
| US9291677B1 (en) * | 2012-05-09 | 2016-03-22 | Advanced Testing Technologies, Inc. | Test system and method for testing electromechanical components |
| CN107091987A (en) * | 2017-06-14 | 2017-08-25 | 东华大学 | A kind of Voltage Feedback system of automobile window motor performance test |
| CN107784346A (en) * | 2016-08-30 | 2018-03-09 | 宋珊珊 | A kind of contactless IC card analog front end circuit |
| CN108445389A (en) * | 2018-02-13 | 2018-08-24 | 东华大学 | Automobile ETC motor combination property test desk |
-
2019
- 2019-01-07 CN CN201910011483.8A patent/CN109596981B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2454987Y (en) * | 2000-11-06 | 2001-10-17 | 建准电机工业股份有限公司 | Fan motor of controlling rotational speed by pulse working period |
| US7609008B1 (en) * | 2008-06-06 | 2009-10-27 | Mdl Corporation | Method and circuit for controlling an LED |
| US9291677B1 (en) * | 2012-05-09 | 2016-03-22 | Advanced Testing Technologies, Inc. | Test system and method for testing electromechanical components |
| CN104600690A (en) * | 2013-10-31 | 2015-05-06 | 深圳市海洋王照明工程有限公司 | LED lamp and input polarity automatic converting circuit thereof |
| CN203708162U (en) * | 2014-03-04 | 2014-07-09 | 迪克斯汽车电器(上海)有限公司 | Automobile generator electronic regulator rectification circuit capable of self adjustment |
| CN107784346A (en) * | 2016-08-30 | 2018-03-09 | 宋珊珊 | A kind of contactless IC card analog front end circuit |
| CN107091987A (en) * | 2017-06-14 | 2017-08-25 | 东华大学 | A kind of Voltage Feedback system of automobile window motor performance test |
| CN108445389A (en) * | 2018-02-13 | 2018-08-24 | 东华大学 | Automobile ETC motor combination property test desk |
Non-Patent Citations (2)
| Title |
|---|
| HUCHENG SUN 等: "An Adaptive Reconfigurable Rectifier for Wireless Power Transmission", 《IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS》 * |
| 张银芬: "Su_A型管道泥沙淤积仪", 《水资源与水工程学报》 * |
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| CN109596981B (en) | 2021-05-11 |
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