CN1980818A - Method for providing data, which characterize predefined events, for a drive train for use in vehicles - Google Patents
Method for providing data, which characterize predefined events, for a drive train for use in vehicles Download PDFInfo
- Publication number
- CN1980818A CN1980818A CNA2005800195348A CN200580019534A CN1980818A CN 1980818 A CN1980818 A CN 1980818A CN A2005800195348 A CNA2005800195348 A CN A2005800195348A CN 200580019534 A CN200580019534 A CN 200580019534A CN 1980818 A CN1980818 A CN 1980818A
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- Prior art keywords
- parameter
- self
- propelled vehicle
- event
- incident
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-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/04—Monitoring the functioning of the control system
- B60W50/045—Monitoring control system parameters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mathematical Physics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to a method for providing data, which characterize predefined events, for a drive train for use in vehicles, comprising a prime mover that can be at least indirectly coupled via a transmission assembly to the wheels to be driven. The data, which characterize predefined events, at least indirectly describe the operating mode, properties and/or the state of the individual components of the drive train and/or of the components allocated for ensuring functioning. At least one predefined event is detected by means of a detection device provided to this end. At least one boundary condition existing at the time of detection of the predefined event is detected. The detected events and the boundary conditions assigned thereto are fed via a data communications network to an event memory integrated in a control device assigned to the transmission assembly and are stored therein in a manner that enables them to be read out.
Description
Technical field
The present invention relates to a kind of method of data of sign scheduled event feature, that be used for being provided for the transmission system used at self-propelled vehicle of the preamble that has claim 1 particularly.
Background technology
When self-propelled vehicle is is finally checked and accepted, interestedly when especially checking and accepting be: can be at the functional mode aspect the textural association of each single parts with simple methods access to self-propelled vehicle by OEM ' s., only read and to carry out possible analysis by the detectable parameter of the script that the detecting device of original existence is tried to achieve and to it during at this usually final the examination.Operational thus data type is subjected to restriction greatly and only has limited cogency usually.In order to detect data, also can be some additional detecting devices of each single component configuration.In both cases, final check and accept constantly each detecting device with a corresponding sensing element to be linked together maybe corresponding intermediate storage possibility should be set.Thus, especially prepare costing a lot of money of time of causing and structure and connection aspect in advance, and especially in the time also will providing the boundary condition of trying to achieve data together.Because therefore required dead work always will map out final examination from the beginning.
Summary of the invention
Therefore task of the present invention is, be used for being provided for improving in this wise to a kind of, so that this method need not high cost and expensive be connected work and just can implementing independently aspect the required detecting device in time and especially in the method for the data of the sign scheduled event of the transmission system of self-propelled vehicle.
Solution according to the present invention is characterized by the feature of claim 1.Favourable configuration provides in the dependent claims.
According to of the present invention, be used for being provided in the method in the data of the sign scheduled event of the transmission system that self-propelled vehicle is used, this self-propelled vehicle comprises a driving engine, this driving engine can be at least indirectly by a speed changer structure unit and wheel coupling to be driven, wherein, the data that characterize scheduled event are described each single parts of transmission system at least indirectly and/or for assurance function disposes functions of components mode, characteristic and/or state to these single parts, by a detecting device that is provided with for this reason at least one scheduled event are detected.In addition at least one boundary condition that occurs in the moment of detecting scheduled event is detected.By a data communication network, for example CAN bus is transported to one for the boundary condition of these incidents the incident that detected and configuration to be combined in configuration and to give the event memory in the control setup of speed changer structure unit and can store with reading.
Solution according to the present invention has provided storage in the original event memory that is provided with in an original control setup that is provided with and the advantage of the data that relate to whole drive system is provided.In the case, described parameter or parameter by corresponding originally disposed to or configuration continued to transmit for the detecting device of each single parts by a data communication network and be stored in the central memory of an event memory form.Can be as required from this memory device with simple methods, especially only read these data by an interface.Can cancel configuration to the isolated plant of each single parts, also can cancel in addition configuration give each single parts be used to receive and the device of read-out information on the corresponding structure of interface, and also can cancel the interface on the readout device that for example can constitute diagnostic device or the corresponding structure of input end thus.
Can be regarded as the parameter of each single functions of components mode, state and the feature of describing whole drive unit and/or dispose functional mode, state and characteristic for assurance function for the parameter that characterizes incident and parameter to the parts of these parts or this system or system especially some accessories and system.System unit for example is driving engine, change-speed box and the attaching parts between them.It for example is that cooling system, electronic system, circuit connecting portion grade that the system of system unit or parts are given in configuration.In order to realize comprehensive function monitoring or record, as individual event, that reality occurs by engraving one the time respectively, describe each single parts of transmission system and/or determine for assurance function disposes to the functions of components mode of these single parts and/or the parameter or the parameter of state, wherein, or examination criteria state only, or except reference standard conditions, also detect deviation with this reference standard conditions together.
Also can be regarded as parameter and deviation parameter and a preassigned state theory that occurs at the self-propelled vehicle run duration, describe incident at least for incident, wherein, deviation is not necessarily absolute to be occurred as the error that influences functional mode, but only comprise and the deviation of normal conditions that these deviations not necessarily influence the workability of self-propelled vehicle.
Boundary condition is at least the state of sign driving system when incident occurring or the parameter or the parameter of function.These parameters or parameter preferably always are used to estimate purpose with an incident.
About the selection of event type and affiliated boundary condition type, the user of this method can freely select.Preferably select accordingly or definite definition according to user's hope.
Described reference standard conditions may be defined as:
-value of consult volume or parameter value, perhaps
-parameter scope or parameter area.
The latter only provides advantage when deviation detects, promptly under these deviation situations, fluctuation that some functions or member cause or tolerance needn't additionally be considered together.
Also can consider, try to achieve respectively in a parameter that reality occurs on the t constantly and parameter as incident, and by with definition value of consult volume of reference standard conditions or relatively deviation being calculated of parameter value or parameter scope or parameter area.
The detection of scheduled event can:
-carry out continuously, or
-to carry out with predetermined time interval, the interval that wherein is used for all event types can be identical
Or differently selection or predetermined.
For fear of exchange (Mamipulationen), these incidents preferably can not be stored with rewriting.
See that on the period of service of self-propelled vehicle the detection of incident is only undertaken by maker and/or user in the scope that self-propelled vehicle is checked and accepted.In the case, self-propelled vehicle is checked and accepted and to be characterised in that having a plurality of independent debug process, all tries to achieve incident and preserves with affiliated boundary condition for each debug process wherein.There is the possibility that these data and self-propelled vehicle archives are combined in the case.In addition, on short useful life, see, scheduled event and under the detection of boundary condition prepare along with final assembling of self-propelled vehicle and theoretical operation and carry out finishing up to the examination of self-propelled vehicle.
Preferably, readout is realized with protocol form at least by some corresponding device thereof.Also can consider in addition these data are bundled in a kind of analysis software.
Description of drawings
Below illustrate according to solution of the present invention by accompanying drawing.
Fig. 1 gives the detecting device of each single parts and the coupling of an event memory by a transmission system explanation configuration;
Fig. 2 and 3 is by the groundwork according to the inventive method of signal flow graph explanation on the self-propelled vehicle period of service.
The specific embodiment
How Fig. 1 is used in self-propelled vehicle 2 by this transmission system of summary view specification of a transmission system 1 and is used to implement each single functions of components configuration that according to the present invention design-calculated is used in the scope that self-propelled vehicle is checked and accepted maker, end user or ultimate consumer being provided the method for event data.Transmission system 1 comprises at least one driving engine 3 for this reason, this driving engine by speed changer structure unit 4 at least indirectly with wheel 5 couplings to be driven.Implement with the available different modes that is connected between the wheel 5 with speed changer structure unit 4 and speed changer structure unit 4 at driving engine 3.Speed changer structure unit 4 is equipped with a control setup 6, and this control setup is for example implemented with the form of a Virtual Controller 8 with the form of a controller 7 or bearing under the situation arranged apart on each single space of components of control setup function.Configuration comprises at least one so-called event memory 9 for the control setup 6 of speed changer structure unit 4.Data can be read into and be read out when needed again in this event memory.Can directly dispose to speed changer structure unit 4 at this control setup 6, promptly spatially near.This configuration also can carried out on the housing of speed changer structure unit 4 or in this speed changer structure unit.Also can consider some configurations at a distance spatially, wherein basis reaches by the 4 selected signal transmission of speed changer structure unit change-speed box, or some circuits is set or some wireless connections are set.Give other parts in the transmission system, for example other is additional, guarantee the grade parts of form of circuit connecting portion that the transmission system function for example disposes cooling circuit, electronic component, electronics or hydraulic pressure to driving engine for driving engine 3, speed changer structure unit 4 or some, dispose some detecting devices 10.1 to 10.n, be used to detect predetermined, for example be to analyze or incident that the information purpose is selected by the ultimate consumer." incident " is understood that a parameter or a parameter usually at this, and this parameter or parameter are described these functions of components, characteristic or state at least indirectly.According to selected incident of waiting to join message, carry out detecting device to each configuration of components.Under the simplest situation, detecting device 10.1 to 10.n relates to some corresponding sensors, and these sensors go out some signals by parameter to be detected or parameter generating.Also can consider other detecting device.In the case, detecting device 10.1 to 10.n is connected for the event memory 9 of the control setup 6 of speed changer structure unit 4 by a data communication network 11 and configuration.Data communication network 11 mode with a CAN bus 12 under the simplest situation occurs.Parameter or the parameter of determining incident are sent in the event memory 9 by this CAN bus.Except scheduled event, also try to achieve the boundary condition of the environmental conditions form that occurs constantly in this detection together in addition.These boundary conditions can be described by physical parameter or parameter.The detection of boundary condition also realizes by corresponding detecting device 13.1 to 13.n, wherein decides on the selection of scheduled event, and the detecting device 10.1 to 10.n that is used for incident also can be configured for the detecting device 13.x of boundary condition.This depends on the selection of incident to be detected and the selecteed boundary condition that occurs when moment t under particular case.Parameter and the parameter of describing boundary condition also are saved or store in the event memory 9 by the CAN bus.In the case, this storage can when the continuous detecting of incident, carry out continuously or at a certain time interval Δ t carry out.Therefore in detected incident and at event detection moment t
AktuellA kind of fixing configuration is always arranged between the boundary condition of trying to achieve.As previously mentioned, the selection of event type to be detected can be scheduled and be arbitrarily.The information that goes for is specifically depended in the concrete selection of event type to be detected here and affiliated boundary condition thereof in an agreement, general information or analyst coverage.For this reason, interested incident in the self-propelled vehicle Acceptanc limits is defined and in this respect boundary condition to be recorded defined with corresponding end user or ultimate consumer in the new field of technical activity.As previously mentioned, these data are stored in the event memory, and wherein storage is carried out serially or with predetermined time interval Δ t.These data can be by reading with a diagnostic device 14 or an other analytic unit of event memory coupling then.This coupling can be electronically by some circuits or can realize wirelessly that also wherein data transmission can be undertaken by infrared ray or a kind of other transmission method here.
Fig. 2 illustrates according to the groundwork that data are provided in a driving system of the present invention by a signal flow graph.Here make the cycle that promptly finally installs between end user or the customer at self-propelled vehicle on this signal flow graph description time, wherein at least when final the examination, provide according to event data of the present invention.When final the examination, always under the situation of self-propelled vehicle starting, move this method thus.Detect scheduled event and detect the boundary condition that exists in the moment of the incident of detection.The two all is stored in the event memory.After final examination finishes, then in next method step, carry out reading of data.Here this read by one be combined in readout device in the self-propelled vehicle or one be positioned at vehicle exterior can with the device of change-speed box control part coupling, for example other analytical equipment of diagnostic aid or is realized.
Therewith relatively, Fig. 3 is by the possibility of a signal flow graph explanation on self-propelled vehicle life cycle or period of service, provide the event data during promptly except that final examination, also detect the event data that before final the examination but after self-propelled vehicle is made, promptly under final assembling of transmission system and operation preparation, between break-in period, occurs, these event datas be that finally the determined tentation data of examination is corresponding by the end user.In the case, additionally the operation of the theory of self-propelled vehicle prepare with actual examination between write down each scheduled event and affiliated boundary condition thereof by maker or end user during at shaft down and be kept in the event memory.Here these data in memory device can also be separated once more, so that can between each zone, distinguish at this.But this is not mandatory necessity.But preferably this possibility is made a choice, so that obtain distinguishing at this, especially in view of the error or the deviation that may occur when having made, they also will be corrected in the shaft down scope or before transferring and checking and accepting then.By this solution, for the ultimate consumer, almost can understand a complete history between making and finally checking and accepting usually, wherein can also point out the weak link of this system motivatedly.
As previously mentioned, the detection of event data is preferably carried out constantly.But also can consider, select short predetermined time interval Δ t
xIn the case, at every turn at time gap Δ t
xAgain carry out the storage that event data reaches affiliated boundary condition after the expiration.
As previously mentioned, incident comprises parameter or parameter at least, and they describe parts or one at least indirectly to needed functions of components mode of its function or state, and wherein incident comprises a deviation with the theoretical standard state at least.Yet event relation preferably is expanded as follows, and promptly reference standard conditions is also by record together.Purpose is, when self-propelled vehicle is checked and accepted, can just in time infer possible error source by these deviations at least for the ultimate consumer, though these error sources aspect the result be not inevitably to the workability of self-propelled vehicle influential and be not thus need inevitably the check, but based on the deviation of reference standard conditions, deducibility goes out a possible error source or at the interference source that has negative effect in service of operating range.
Especially in signal flow Fig. 2 and 3, can do following consideration in the accompanying drawings, promptly, or only directly try to achieve deviation or reality parameter as incident, wherein the parameter that also can be in event memory itself on can the optional position in system promptly occurs in reference standard conditions with the reference standard conditions of theory of these parameters compares, and then according to relatively trying to achieve deviation.But its prerequisite is that event memory not only exists as pure event memory, but also bears the function of analytical equipment form simultaneously.It is also conceivable that, these information are formed in the derailleur control device itself, especially in the analytical equipment of a special setting for this reason.
The Reference numeral list
1 power train
2 motor vehicles
3 engines
4 speed changer structure unit
5 wheels
6 control setups
7 controllers
8 Virtual Controllers
9 event memories
10 detecting devices
11 data communication networks
The 12CAN bus
13.1-13.n detecting device
14 diagnostic devices
Claims (12)
1. be provided for the method for data of the sign scheduled event of the transmission system in self-propelled vehicle, used, this self-propelled vehicle comprises a driving engine, this driving engine can be at least indirectly by a speed changer structure unit and wheel coupling to be driven, wherein, the data that characterize scheduled event are described each single parts of transmission system at least indirectly and/or are disposed functions of components mode, characteristic and/or state to these single parts for assurance function;
1.1 at least one scheduled event is detected by a detecting device that is provided with for this reason;
1.2 at least one boundary condition that occurs in the moment of detecting scheduled event is detected;
1.3 being transported to one for the boundary condition of these incidents the incident that detected and configuration by a data communication network is combined in configuration and gives the event memory in the control setup of speed changer structure unit and can store with reading.
2. according to the method for claim 1, it is characterized in that: parameter that will occur at the self-propelled vehicle run duration, describe incident and deviation with a preassigned state theory parameter detect as incident.
3. according to the method for claim 2, it is characterized in that: described reference standard conditions is defined as value of consult volume or parameter value or parameter scope or parameter area.
4. according to the method for claim 2 or 3, it is characterized in that: try to achieve respectively in a parameter that reality occurs on the t constantly and parameter as incident, and by with the value of consult volume of definition reference standard conditions or parameter value or parameter scope or parameter area relatively try to achieve deviation.
5. according to the method for one of claim 1 to 4, it is characterized in that: individual event by respectively one constantly t reality occur, describe each single parts of transmission system and/or determine for assurance function disposes to the functions of components mode of these single parts and/or the parameter or the parameter of state.
6. according to the method for one of claim 1 to 6, it is characterized in that: the detection to foregone conclusion spare is carried out continuously.
7. according to the method for one of claim 1 to 6, it is characterized in that: the detection to incident is carried out with predetermined time interval, and the interval that wherein is used for all event types can be selected identical or differently or be predetermined.
8. according to the method for one of claim 1 to 7, it is characterized in that: these incidents can not be stored with rewriting.
9. according to the method for one of claim 1 to 8, it is characterized in that: see that on the period of service of self-propelled vehicle the detection of incident is only undertaken by maker or users interest or customer in the scope that self-propelled vehicle is checked and accepted.
10. according to the method for one of claim 1 to 9, it is characterized in that: self-propelled vehicle is checked and accepted and to be characterised in that having a plurality of independent debug process, all tries to achieve incident and preserves with affiliated boundary condition for each debug process wherein.
11. the method according to one of claim 1 to 10 is characterized in that: on short useful life, see, scheduled event and under the detection of boundary condition prepare to finish to carry out to check and accept with final assembling of self-propelled vehicle and theoretical operation and finish up to self-propelled vehicle.
12. be combined in the application that being used in the control setup of a speed changer structure unit store the event memory of the data that characterize scheduled event, described speed changer structure unit assembly in a transmission system of self-propelled vehicle, single parts of each of these data characterization transmission systems and/or dispose functions of components mode, characteristic and/or state for assurance function to these single parts.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004028647.7 | 2004-06-15 | ||
| DE200410028647 DE102004028647A1 (en) | 2004-06-15 | 2004-06-15 | A method for providing predefined event characterizing data for a powertrain for use in vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1980818A true CN1980818A (en) | 2007-06-13 |
Family
ID=34962634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005800195348A Pending CN1980818A (en) | 2004-06-15 | 2005-04-01 | Method for providing data, which characterize predefined events, for a drive train for use in vehicles |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1697176A1 (en) |
| CN (1) | CN1980818A (en) |
| BR (1) | BRPI0509644A (en) |
| DE (1) | DE102004028647A1 (en) |
| RU (1) | RU2007101316A (en) |
| WO (1) | WO2005123457A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297259A (en) * | 2011-05-12 | 2011-12-28 | 浙江吉利汽车研究院有限公司 | Improved method for controlling automatic shift of transmission and TCU (transmission control unit) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8880281B2 (en) | 2010-03-01 | 2014-11-04 | GM Global Technology Operations LLC | Event data recorder system and method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10002665A1 (en) * | 2000-01-21 | 2001-07-26 | Voith Turbo Kg | Process for optimizing transmission management in a drive train for vehicles |
-
2004
- 2004-06-15 DE DE200410028647 patent/DE102004028647A1/en not_active Withdrawn
-
2005
- 2005-04-01 CN CNA2005800195348A patent/CN1980818A/en active Pending
- 2005-04-01 BR BRPI0509644-8A patent/BRPI0509644A/en not_active Application Discontinuation
- 2005-04-01 EP EP05716490A patent/EP1697176A1/en not_active Withdrawn
- 2005-04-01 WO PCT/EP2005/003420 patent/WO2005123457A1/en active Application Filing
- 2005-04-01 RU RU2007101316/11A patent/RU2007101316A/en not_active Application Discontinuation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297259A (en) * | 2011-05-12 | 2011-12-28 | 浙江吉利汽车研究院有限公司 | Improved method for controlling automatic shift of transmission and TCU (transmission control unit) |
| CN102297259B (en) * | 2011-05-12 | 2014-07-16 | 浙江吉利汽车研究院有限公司 | Improved method for controlling automatic shift of transmission and TCU (transmission control unit) |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1697176A1 (en) | 2006-09-06 |
| RU2007101316A (en) | 2008-07-20 |
| DE102004028647A1 (en) | 2006-01-05 |
| WO2005123457A1 (en) | 2005-12-29 |
| BRPI0509644A (en) | 2007-09-18 |
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| C06 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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