CN104442416A - Eddy current retarder control device and method - Google Patents

Eddy current retarder control device and method Download PDF

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Publication number
CN104442416A
CN104442416A CN201310419053.2A CN201310419053A CN104442416A CN 104442416 A CN104442416 A CN 104442416A CN 201310419053 A CN201310419053 A CN 201310419053A CN 104442416 A CN104442416 A CN 104442416A
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CN
China
Prior art keywords
temperature
speed
value
digital signal
unit
Prior art date
Application number
CN201310419053.2A
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Chinese (zh)
Inventor
岑家德
Original Assignee
威德车业部件有限公司
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Publication date
Application filed by 威德车业部件有限公司 filed Critical 威德车业部件有限公司
Priority to CN201310419053.2A priority Critical patent/CN104442416A/en
Publication of CN104442416A publication Critical patent/CN104442416A/en

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    • Y02T10/642

Abstract

The invention provides an eddy current retarder control device and method. An eddy current retarder comprises a temperature detecting unit, a speed detecting unit, a signal conversion unit, a processing unit and a drive unit; the temperature detecting unit is used for acquiring temperature of the eddy current retarder and outputting the acquired temperature; the speed detecting unit is used for acquiring speed of a vehicle and outputting the acquired speed; the signal conversion unit is used for receiving a temperature output by the temperature detecting unit and converting the temperature into a temperature digital signal and is also used for receiving a speed output by the speed detecting unit, converting the speed into a speed digital signal and outputting the temperature digital signal and the speed digital signal; the processing unit is used for receiving the temperature digital signal and the speed digital signal, comparing the temperature with a temperature threshold and comparing the speed with a speed threshold; the drive unit is connected with the processing unit; the processing unit controls the drive unit.

Description

Electric eddy speed damper control device and method

Technical field

The present invention relates to field of automobile control, especially, relate to a kind of electric eddy speed damper control device and method.

Background technology

Current vortex retarder utilizes electromagnetic principles the kinetic transformation of running car for heat energy distributes, thus realize the device of deceleration and brake action.Current vortex retarder has many advantages compared with traditional braking: the deceleration and stopping performance greatly improving automobile, improves the safety of running car, ride comfort, reduces life and property loss; Sharp noise during elimination traditional braking and dust are to the pollution of environment; Save Motor Maintenance expense and the loss of subsidiary traveling unattended time, extend the service life of braking film magazine tire, increase economic efficiency.But existing current vortex retarder easy damages because retarder temperature is too high or due to the speed of automobile too low, all coils of energy disperser is in repetition "on" position, avoids producing waste of energy.

Summary of the invention

The object of the invention is to provide a kind of electric eddy speed damper control device and method, damages or the low technical matters causing waste of energy of the speed of a motor vehicle because temperature is high to solve current vortex retarder in prior art.

For achieving the above object, according to an aspect of the present invention, providing a kind of electric eddy speed damper control device, comprising: temperature detecting unit, for gathering the temperature of current vortex retarder, and the temperature value gathered being exported; Speed detection unit, for gathering the speed of a motor vehicle of automobile, and exports the vehicle speed value gathered; Signal conversion unit, for receiving the temperature value of temperature detecting unit output and temperature value being converted into temperature digital signal, vehicle speed value is also converted into speed digital signal, and output temperature digital signal and speed digital signal by the vehicle speed value simultaneously exported for inbound pacing detecting unit; Processing unit, for receiving temperature digital signal and speed digital signal, and comparing temperature value with temperature limit, being compared by vehicle speed value with velocity constraint; Driver element, is connected with processing unit, and processing unit controls driver element.

Further, control setup also comprises the alarm unit be connected with processing unit.

Further, temperature detecting unit comprises the temperature sensor be arranged on current vortex retarder.

Further, speed detection unit comprises the speed sensor be arranged on automobile.

Further, processing unit is CPU.

Another aspect of the present invention additionally provides a kind of current vortex retarder control method, adopts above-mentioned electric eddy speed damper control device, comprises the following steps; Gather the temperature value of current vortex retarder; Gather the vehicle speed value of automobile; The temperature value of collection and vehicle speed value are converted into corresponding digital signal; Compared with temperature limit by temperature value after transforming, as temperature value is greater than temperature limit, alarm unit is reported to the police; Vehicle speed value after conversion is compared with velocity constraint simultaneously, as vehicle speed value is less than velocity constraint, driver element power-off.

The present invention has following beneficial effect:

Gather the temperature of current vortex retarder by temperature detecting unit, and the temperature limit that setting is the highest, can actv. protection retarder can not be too high and damage due to temperature; Negotiation speed detecting unit gathers the speed of automobile, and velocity constraint when setting low speed, avoid automobile when low speed driving, the coil of retarder is in "on" position, causes the waste of electric energy.

Except object described above, feature and advantage, the present invention also has other object, feature and advantage.Below with reference to figure, the present invention is further detailed explanation.

Accompanying drawing explanation

The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is the schematic diagram of the electric eddy speed damper control device of the preferred embodiment of the present invention.

Detailed description of the invention

Below in conjunction with accompanying drawing, embodiments of the invention are described in detail, but the multitude of different ways that the present invention can be defined by the claims and cover is implemented.

See Fig. 1, the preferred embodiments of the present invention provide a kind of electric eddy speed damper control device, comprise temperature detecting unit, speed detection unit, signal conversion unit, processing unit and driver element.According to electric eddy speed damper control device of the present invention, gather the temperature of current vortex retarder by temperature detecting unit, and the temperature limit that setting is the highest, can actv. protection retarder can not be too high and damage due to temperature; Negotiation speed detecting unit gathers the speed of automobile, and velocity constraint when setting low speed, avoid automobile when low speed driving, the coil of retarder is in "on" position, causes the waste of electric energy.

Particularly, the temperature value gathered for gathering the temperature of current vortex retarder, and exports by temperature detecting unit.Temperature detecting unit comprises the temperature sensor be arranged on current vortex retarder, can be used for the temperature of the stator coil detecting current vortex retarder.

The vehicle speed value gathered for gathering the speed of a motor vehicle of automobile, and exports by speed detection unit.Speed detection unit comprises the speed sensor be arranged on automobile, gathers the speed of a motor vehicle of automobile.

Signal conversion unit, for receiving the temperature value of temperature detecting unit output and temperature value being converted into temperature digital signal, vehicle speed value is also converted into speed digital signal, and output temperature digital signal and speed digital signal by the vehicle speed value simultaneously exported for inbound pacing detecting unit.Temperature detecting unit and speed detection unit are connected respectively on signal conversion unit, the temperature value collected and vehicle speed value are exported to converting unit by temperature detecting unit and speed detection unit, and the analog signal received is converted into digital signal and exports by converting unit.

Processing unit, for receiving temperature digital signal and speed digital signal, and comparing temperature value with temperature limit, being compared by vehicle speed value with velocity constraint.Processing unit comprises memory module, and memory module is provided with the highest temperature limit and minimum velocity constraint.Processing unit is CPU.

Driver element, is connected with processing unit, and processing unit controls driver element, and the vehicle speed signal after process is sent to driver element by processing unit.Retarder coil is connected with driver element.Driver element controls the break-make of retarder coil according to the vehicle speed signal of processing unit.

Alarm unit, is connected with processing unit, and the temperature signal after process is sent to alarm unit by processing unit, and alarm unit, according to temperature signal, sends warning.

When the temperature value that processing unit receives is higher than temperature limit; signal is sent to alarm unit by processing unit; alarm unit sends alerting signal; according to alerting signal, operating personal can recognize that the temperature of retarder is too high; thus braking vehicle, can actv. protection retarder can not be too high and damage due to temperature.When the vehicle speed value that processing unit receives is lower than velocity constraint, signal is sent to driver element by processing unit, driver element power-off, thus make the stator coil power-off of retarder, thus avoid automobile when low speed driving, the coil of retarder is in "on" position, causes the waste of electric energy.

In other implementations, the memory module of treater can also be provided with the highest velocity constraint.When the vehicle speed value that processing unit receives is higher than velocity constraint, signal is sent to driver element by processing unit, driver element power-off, thus makes the stator coil power-off of retarder, thus avoids because the speed of a motor vehicle is too fast, and causes casualties.

Another aspect of the present invention additionally provides a kind of current vortex retarder control method, adopts above-mentioned electric eddy speed damper control device, comprises the following steps:

Temperature detecting unit gathers the temperature value of current vortex retarder;

Speed detection unit gathers the vehicle speed value of automobile;

The temperature value of collection and vehicle speed value are converted into corresponding digital signal by signal conversion unit;

Temperature value after conversion compares with temperature limit by processing unit, and as temperature value is greater than temperature limit, alarm unit is reported to the police; Vehicle speed value after conversion is compared with velocity constraint simultaneously, as vehicle speed value is less than velocity constraint, driver element power-off.

From the above description, can find out, the present invention has following beneficial effect:

Gather the temperature of current vortex retarder by temperature detecting unit, and the temperature limit that setting is the highest, can actv. protection retarder can not be too high and damage due to temperature; Negotiation speed detecting unit gathers the speed of automobile, and velocity constraint when setting low speed, avoid automobile when low speed driving, the coil of retarder is in "on" position, causes the waste of electric energy.

These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (6)

1. an electric eddy speed damper control device, is characterized in that, comprising:
Temperature detecting unit, for gathering the temperature of current vortex retarder, and exports the temperature value gathered;
Speed detection unit, for gathering the speed of a motor vehicle of automobile, and exports the vehicle speed value gathered;
Signal conversion unit, for receiving the described temperature value of described temperature detecting unit output and described temperature value being converted into temperature digital signal, simultaneously for receiving the vehicle speed value of described speed detection unit output and described vehicle speed value being converted into speed digital signal, and export described temperature digital signal and described speed digital signal;
Processing unit, for receiving described temperature digital signal and described speed digital signal, and comparing temperature value with temperature limit, being compared by vehicle speed value with velocity constraint;
Driver element, is connected with described processing unit, and described processing unit controls described driver element.
2. electric eddy speed damper control device according to claim 1, is characterized in that,
Described control setup also comprises the alarm unit be connected with described processing unit.
3. electric eddy speed damper control device according to claim 1, is characterized in that,
Described temperature detecting unit comprises the temperature sensor be arranged on described current vortex retarder.
4. electric eddy speed damper control device according to claim 1, is characterized in that,
Described speed detection unit comprises the speed sensor be arranged on described automobile.
5. electric eddy speed damper control device according to claim 1, is characterized in that,
Described processing unit is CPU.
6. a current vortex retarder control method, adopts the electric eddy speed damper control device described in any one of the claims 1 to 5, it is characterized in that, comprise the following steps;
Gather the temperature value of current vortex retarder;
Gather the vehicle speed value of automobile;
The temperature value of collection and vehicle speed value are converted into corresponding digital signal;
Compared with temperature limit by temperature value after transforming, as temperature value is greater than temperature limit, alarm unit is reported to the police; Vehicle speed value after conversion is compared with velocity constraint simultaneously, as vehicle speed value is less than velocity constraint, driver element power-off.
CN201310419053.2A 2013-09-16 2013-09-16 Eddy current retarder control device and method CN104442416A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310419053.2A CN104442416A (en) 2013-09-16 2013-09-16 Eddy current retarder control device and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310419053.2A CN104442416A (en) 2013-09-16 2013-09-16 Eddy current retarder control device and method

Publications (1)

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CN104442416A true CN104442416A (en) 2015-03-25

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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105258810A (en) * 2015-11-23 2016-01-20 成都科瑞信科技有限责任公司 Novel temperature alarm system of eddy current retarder
CN105424203A (en) * 2015-11-23 2016-03-23 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system based on grid coupling amplification circuit
CN105444901A (en) * 2015-11-23 2016-03-30 成都科瑞信科技有限责任公司 Hybrid oscillation type eddy current retarder temperature alarm system based on coupling amplification
CN105444902A (en) * 2015-11-23 2016-03-30 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system based on filtering circuit
CN105466581A (en) * 2015-11-23 2016-04-06 成都科瑞信科技有限责任公司 Filtering-type electric eddy current retarder temperature alarm system based on coupling amplification
CN105486418A (en) * 2015-11-23 2016-04-13 成都科瑞信科技有限责任公司 Temperature alarm system of eddy current retarder based on voltage-constant driving
CN105486517A (en) * 2015-11-21 2016-04-13 成都科瑞信科技有限责任公司 Novel eddy current retarder test system
CN105486516A (en) * 2015-11-21 2016-04-13 成都科瑞信科技有限责任公司 Eddy current retarder test system based on accurate temperature detection
CN105486417A (en) * 2015-11-23 2016-04-13 成都科瑞信科技有限责任公司 Novel temperature alarm system of eddy current retarder based on constant current source
CN105509907A (en) * 2015-11-23 2016-04-20 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system with high sensitivity
CN107825964A (en) * 2017-11-29 2018-03-23 扬州安行机电科技有限公司 The electronic-controlled installation of electromagnetism liquid-cooled retarder

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105486517A (en) * 2015-11-21 2016-04-13 成都科瑞信科技有限责任公司 Novel eddy current retarder test system
CN105486516A (en) * 2015-11-21 2016-04-13 成都科瑞信科技有限责任公司 Eddy current retarder test system based on accurate temperature detection
CN105444901A (en) * 2015-11-23 2016-03-30 成都科瑞信科技有限责任公司 Hybrid oscillation type eddy current retarder temperature alarm system based on coupling amplification
CN105444902A (en) * 2015-11-23 2016-03-30 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system based on filtering circuit
CN105466581A (en) * 2015-11-23 2016-04-06 成都科瑞信科技有限责任公司 Filtering-type electric eddy current retarder temperature alarm system based on coupling amplification
CN105486418A (en) * 2015-11-23 2016-04-13 成都科瑞信科技有限责任公司 Temperature alarm system of eddy current retarder based on voltage-constant driving
CN105258810A (en) * 2015-11-23 2016-01-20 成都科瑞信科技有限责任公司 Novel temperature alarm system of eddy current retarder
CN105424203A (en) * 2015-11-23 2016-03-23 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system based on grid coupling amplification circuit
CN105486417A (en) * 2015-11-23 2016-04-13 成都科瑞信科技有限责任公司 Novel temperature alarm system of eddy current retarder based on constant current source
CN105509907A (en) * 2015-11-23 2016-04-20 成都科瑞信科技有限责任公司 Eddy current retarder temperature alarm system with high sensitivity
CN107825964A (en) * 2017-11-29 2018-03-23 扬州安行机电科技有限公司 The electronic-controlled installation of electromagnetism liquid-cooled retarder

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