CN208347941U - A kind of efp control system - Google Patents
A kind of efp control system Download PDFInfo
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- CN208347941U CN208347941U CN201721303130.8U CN201721303130U CN208347941U CN 208347941 U CN208347941 U CN 208347941U CN 201721303130 U CN201721303130 U CN 201721303130U CN 208347941 U CN208347941 U CN 208347941U
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- efp
- analog voltage
- magnetic field
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- voltage signal
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Abstract
The utility model provides a kind of efp control system, belongs to E-Gas technical field.It solves existing E-Gas, and structure is complicated, controls not accurate problem.This efp control system includes judging position module, for judging the pedal position of efp；Signal conversion module, for converting analog voltage signal for the magnetic field intensity signal of the pedal position of the efp by magnetic field sensor；Throttle module is adjusted, for analyzing and determining current throttle position according to the analog voltage, the electronic throttle position is adjusted according to preset condition according to current throttle position.This efp control system has the advantages that more accurate control moral door position.
Description
Technical field
The utility model relates to Throttle Opening Control field more particularly to a kind of efp control systems.
Background technique
Traditional Throttle Opening Control is to be connected by one end of steel wire with gas pedal, and the other end is connected with air throttle, throttle
The transmission ratio of pedal and air throttle is 1:1, and the open angle of air throttle is determined according to the rotation angle of pedal, but is expert at
During vehicle, air throttle does not need to open very wide-angle, it is therefore desirable to design one kind and not need gas pedal and air throttle transmission
The EGAS control system of 1:1 ratio control.
The Chinese patent of Patent No. CN105909410 discloses a kind of intelligent electric throttle control system and its realization
Method includes: connected efp, throttle position switch, intelligence control system, ECU and the throttle control system of sequence
System；The throttle position switch is used to identify the position of efp, and intelligence control system acquires throttle position sensor
The analog signal that device transmission comes, regenerates corresponding analog signal transmission to ECU, ECU is according to corresponding simulation after treatment
Signal control throttle opening controls Engine Injection Mass in turn.Ensure the Throttle Opening Control of system vehicle in power-off failure
Control mode when reverting to factory；It is designed using dual redundant, it is ensured that vehicle drive safety.
Intelligent electric throttle control system disclosed in patent disclosed above is to identify electricity by throttle position switch
Electronic throttle pedal position, thus determine throttle position be it is fixed, the position for needing to reach determining just can be carried out air throttle control
System, therefore operate and relatively fix, it also will not very precisely when controlling throttle.
In conclusion to solve the deficiency in existing EGAS control system structure, need to design a kind of structure it is simple,
It can not need to set EGAS control system and control method of the default throttle position to determine throttle position.
Utility model content
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes that a kind of structure is simple, is not required to
The EGAS control system of throttle position is determined by position sensor.
The purpose of this utility model can be realized by the following technical scheme:
A kind of efp control system, comprising:
Position module is judged, for judging the pedal position of efp；
Signal conversion module, for being believed the magnetic field strength of the pedal position of the efp by magnetic field sensor
Number it is converted into analog voltage signal；
Throttle module is adjusted, for current throttle position being analyzed and determined, according to current throttle according to the analog voltage
Position adjusts the electronic throttle position according to preset condition.
Further, comprising:
Initialization module initializes electronics for inputting predeterminated voltage before carrying out efp control and regulation
Gas pedal magnetic field sensor.
Further, the signal conversion module includes:
Pedal position unit is determined, for determining the pedal position of efp；
Signal conversion unit should by magnetic field sensor if the pedal for efp is in idle position
The magnetic field intensity signal of pedal position is converted into the first analog voltage signal, if the pedal of efp is in non-idling position
It sets, magnetic field variation signal is received by magnetic field sensor, and convert the second analog voltage signal for the changing magnetic field signal；
Signal transmitting unit, for being believed first analog voltage signal and the second analog voltage by magnetic field sensor
Number it is sent to control centre.
Further, comprising:
Filter module, for by magnetic field sensor by first analog voltage signal and the second analog voltage signal into
Row filtering, and filtered first analog voltage signal and the second analog voltage signal are sent to control centre.
Based on the above-mentioned technical proposal, the beneficial effects of the utility model are: judging that E-Gas is stepped on by magnetic field sensor
The position of plate, and determine by the changes of magnetic field of magnetic field sensor the variation of efp, and magnetic field strength is believed
Number it is converted into analog voltage signal, is sent to control centre and then controls moral door position, so that engine oil mass is controlled, it can
More accurate control moral door position controls engine oil mass.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing, in which:
Fig. 1 is the efp control system architecture figure one that embodiment provides；
Fig. 2 is the efp control system architecture figure two that embodiment provides.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment
A kind of efp control system is present embodiments provided, as shown in Figure 1 to Figure 2, comprising:
Position module is judged, for judging the pedal position of efp；
Signal conversion module, for being believed the magnetic field strength of the pedal position of the efp by magnetic field sensor
Number it is converted into analog voltage signal；
Throttle module is adjusted, for current throttle position being analyzed and determined, according to current throttle according to the analog voltage
Position adjusts the electronic throttle position according to preset condition.
Further, comprising:
Initialization module initializes electronics for inputting predeterminated voltage before carrying out efp control and regulation
Gas pedal magnetic field sensor.
The judgement position module includes that described two magnetic patch N/S are extremely corresponding to be placed there are two magnetic patch, passes through gas pedal
Magnetic field between the corresponding magnetic patch placed of two of inside setting, to calculate the position of the efp.
Efp includes two kinds of positional relationships when driving, and one is idle position is in, one is places
In non-idle position.
The magnetic induction sensor is by determining that pedal position unit determines efp using changes of magnetic field
Position, and by signal conversion unit, first is converted by the magnetic field signal that the pedal of efp is in idle position
The magnetic field signal that the pedal of efp is in non-idle position is converted the second analog voltage letter by analog voltage signal
Number, then by signal transmitting unit, the first analog voltage signal and the second analog voltage signal are sent to control centre.
After the control centre receives the analog voltage signal of E-Gas, by control centre's inter-process and then adjust
Whole electronic throttle position, to control automobile travel speed to control engine oil inlet amount.
Further, comprising:
Filter module, for by magnetic field sensor by first analog voltage signal and the second analog voltage signal into
Row filtering, and filtered first analog voltage signal and the second analog voltage signal are sent to control centre.
Frequency in collected analog voltage signal is filtered by the filter module, prevents other signal interferences.
The specific control method of EGAS control system provided in this embodiment are as follows:
Control centre carries out predeterminated voltage by the magnetic field sensor in power supply electron gas pedal and powers on, to magnetic field
It is powered on and initialized inside sensor chip, to obtain the magnetic field sensor of no pedal position effect, is stepped on by throttle
Magnetic field between the corresponding magnetic patch placed of two of intralamellar part setting, to calculate the position of the efp.
Efp includes two kinds of positional relationships when driving, and one is idle position is in, one is places
In non-idle position.
The magnetic induction sensor determines the position of efp by changes of magnetic field, when determining E-Gas
After pedal position signal, and the magnetic field intensity signal under current state is converted into analog voltage signal, and the analog voltage is believed
Number it is sent to control centre, after the control centre receives the analog voltage signal of E-Gas, inside control centre
Electronic throttle position is handled and then adjusts, to control automobile travel speed to control engine oil inlet amount.
A kind of throttle control system provided in this embodiment judges position module by setting, signal conversion module and
It adjusts throttle module and controls engine oil cylinder oil inlet quantity, caused in two magnetic patch in gas pedal by gas pedal rotation
Magnetic field change, obtain accelerator pedal position so that position determine it is more accurate, operate also relatively safety.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (4)
1. a kind of efp control system characterized by comprising
Position module is judged, for judging the pedal position of efp；
Signal conversion module, for being turned the magnetic field intensity signal of the pedal position of the efp by magnetic field sensor
Turn to analog voltage signal；
Throttle module is adjusted, for adjusting electronic throttle position.
2. a kind of efp control system according to claim 1 characterized by comprising
Initialization module initializes E-Gas for inputting predeterminated voltage before carrying out efp control and regulation
Pedal magnetic field sensor.
3. a kind of efp control system according to claim 2, which is characterized in that the signal conversion module
Include:
Pedal position unit is determined, for determining the pedal position of efp；
Signal conversion unit, for converting analog voltage signal, the analog voltage for the magnetic field intensity signal of pedal position
Signal includes the first analog voltage signal and the second analog voltage signal；
Signal transmitting unit, for being sent out first analog voltage signal and the second analog voltage signal by magnetic field sensor
It send to control centre.
4. a kind of efp control system according to claim 3 characterized by comprising
Filter module, for being filtered first analog voltage signal and the second analog voltage signal by magnetic field sensor
Wave, and filtered first analog voltage signal and the second analog voltage signal are sent to control centre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721303130.8U CN208347941U (en) | 2017-10-10 | 2017-10-10 | A kind of efp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721303130.8U CN208347941U (en) | 2017-10-10 | 2017-10-10 | A kind of efp control system |
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| Publication Number | Publication Date |
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| CN208347941U true CN208347941U (en) | 2019-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721303130.8U Active CN208347941U (en) | 2017-10-10 | 2017-10-10 | A kind of efp control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701316A (en) * | 2017-10-10 | 2018-02-16 | 宁波高发汽车控制系统股份有限公司 | A kind of efp control method and system |
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2017
- 2017-10-10 CN CN201721303130.8U patent/CN208347941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701316A (en) * | 2017-10-10 | 2018-02-16 | 宁波高发汽车控制系统股份有限公司 | A kind of efp control method and system |
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