CN104297000B - A kind of signal processing apparatus and method of vehicle heat balance test - Google Patents
A kind of signal processing apparatus and method of vehicle heat balance test Download PDFInfo
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- CN104297000B CN104297000B CN201410643710.6A CN201410643710A CN104297000B CN 104297000 B CN104297000 B CN 104297000B CN 201410643710 A CN201410643710 A CN 201410643710A CN 104297000 B CN104297000 B CN 104297000B
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Abstract
The present invention provides a kind of signal processing apparatus and method of vehicle heat balance test, and the wherein signal processing apparatus of vehicle heat balance test includes predetermined system, temperature collecting device, diagnostic system and report preparing system；Predetermined system is connected with diagnostic system, report preparing system；Temperature collecting device is connected with vehicle heat balance test device, diagnostic system and report preparing system respectively；Diagnostic system is also connected with report preparing system and vehicle heat balance test device.The signal processing apparatus of vehicle heat balance test provided by the present invention by gathering the temperature of each predesignated part of current vehicle and judging whether each part temperatures are exceeded in real time, its temperature information can be recorded automatically when any part temperatures are exceeded, and the temperature exceeding standard reason of part is automatically analyzed out according to the information recorded after experiment terminates, provided strong support to implement corrective measure during experiment, while can also generate test report, Experimental Comparison report and question classification in real time and report.
Description
Technical field
The present invention relates to automobile technical field, signal processing apparatus and the side of a kind of vehicle heat balance test are particularly related to
Method.
Background technology
The thermal balance performance of automobile engine is to balance an important indicator of vehicle performance, while is also to weigh automobile product
One important parameter of matter, it is the important indicator for evaluating Car design reliability and security performance etc..For vehicle thermal balance
Can test turns into one of key link essential in automobile research design process.It is proven, each thermal balance examination
Test after end, it is necessary to devote a tremendous amount of time to handle huge test data, and need to spend larger energy to ask to search
The root of topic, every time experiment can not show test report, Experimental Comparison report and question classification in real time, it is impossible to try in time
Implement corrective measure and testing program during testing.
Therefore it is badly in need of a kind of signal processing apparatus of vehicle heat balance test, huge heat balance test number can be rapidly processed
According to for implementation corrective measure provides strong support during experiment in time.
The content of the invention
The present invention provides a kind of signal processing apparatus and method of vehicle heat balance test, for solving currently without effective
The problem of can handling huge heat balance test data, and every time experiment can not show in real time test report, experiment
Comparison report and question classification, it is impossible to implementing corrective measure during experiment and the problem of testing program in time.The present invention carries
The signal processing apparatus and method of the vehicle heat balance test of confession can rapidly process huge heat balance test data, be timely
Implement corrective measure during experiment to provide strong support, while can also generate test report, Experimental Comparison report in real time
And question classification is reported.
The present invention provides a kind of signal processing apparatus of vehicle heat balance test, including predetermined system, temperature collecting device,
Diagnostic system and report preparing system；The predetermined system is connected with the diagnostic system, report preparing system；The temperature is adopted
Acquisition means are connected with vehicle heat balance test device, the diagnostic system and the report preparing system respectively；The diagnosis system
System is also connected with the report preparing system and vehicle heat balance test device；
The predetermined system presets the highest permissive temperature value of each preassigned part during vehicle heat balance test
And CAE flow field analyses result under operating condition of test and be sent to the diagnostic system, and it is default be used for it is flat with this vehicle heat
The conventional test data calibration curve information of the test data that weighs contrast；
The temperature collecting device is used for the temperature value for gathering each preassigned part during vehicle heat balance test,
And each preassigned part and its temperature information that collect are sent to the diagnostic system and the report preparing system；
The diagnostic system judges whether the temperature value for each preassigned part that the temperature collecting device is sent surpasses
Each self-corresponding highest permissive temperature value is crossed, if the temperature value for having any preassigned part exceedes its corresponding highest license
Temperature value, then record the part of the temperature exceeding standard, the information that the temperature of the part changes over time and the part and thermal source
Distance, obtained according to the CAE flow field analysis interpretations of result information recorded and the operating condition of test of predetermined system offer herein under
To the part temperatures it is exceeded the reason for, and the temperature exceeding standard cause information is sent to the report preparing system；Then continue to
Whether the part for judging the temperature exceeding standard is engine water tank or engine oil tank or gearbox fuel tank, if so, then terminating vehicle
Heat balance test；
The report preparing system receives each preassigned part and its temperature letter from the temperature collecting device
Breath and the temperature exceeding standard cause information from the diagnostic system, and conventional test data curve is obtained from the predetermined system
Information, generate and export this vehicle heat balance test report, this vehicle heat balance test data and conventional test data
Comparative analysis report, the report of part temperatures reason for Exceeding.
Preferably, the predetermined system includes single default unit, curve presets unit and Flow Field Distribution presets unit；Institute
State single default unit be used to presetting the highest License Value of engine outlet water temperature, engine motor oil temperature highest License Value,
The highest License Value of gearbox oil temperature and the highest License Value of critical component temperature are simultaneously sent to the diagnostic system；It is described
Curve presets unit and is used for the default conventional test data calibration curve information being used for the contrast of this test data；Preset in the flow field
Unit is used to preset the result of the CAE flow field analyses under operating condition of test and is sent to the diagnostic system.
Preferably, the temperature collecting device include being arranged in engine water outlet pipeline, in engine motor oil pipeline and
The thermo detector in the gear box oil pipeline and surface of critical component, it is respectively used to gather engine outlet water temperature, engine motor oil
The gentle critical component temperature of temperature, gear box oil, and each part and its temperature information that collect are sent to the diagnosis and are
System and the report preparing system.
Preferably, the diagnostic system includes judging unit, information recording unit, cause investigation unit and control unit；
The judging unit connects with described information recording unit, described control unit, the predetermined system and the temperature collecting device
Connect；Described information recording unit is also connected with the cause investigation unit；Described control unit also fills with vehicle heat balance test
Put connection；
The judging unit receives and judges the temperature of each preassigned part from temperature collecting device collection
Whether angle value exceedes the highest permissive temperature value of the default each preassigned part of the predetermined system, if there is any finger in advance
The temperature value of fixed part exceedes its corresponding highest permissive temperature value, then the judging unit by the part of temperature exceeding standard and its
Temperature information is sent to described information recording unit in real time, and continues to determine whether it is engine outlet water temperature, engine oil temperature
Degree has exceeded its own corresponding highest permissive temperature value with any temperature in gear box oil temperature, if so, then to the control
Unit sends the instruction of unloading engine；
The instruction unloading engine for the unloading engine that described control unit is sent according to the judging unit is whole to terminate
Car heat balance test；
Described information recording unit is used for the part for receiving and recording the temperature exceeding standard from the judging unit and its surpassed
Target temperature information, and be the exceeded upper temporal information of temperature information addition, while the distance for obtaining the part and thermal source is believed
After breath, these information one record of formation is sent to the cause investigation unit；
The information that is recorded in the record that the cause investigation unit transmits according to described information recording unit and described pre-
If the CAE flow field analyses result under the operating condition of test that system is sent carries out the analysis of factor of influence 1 and factor of influence 2；Then it is right
Factor of influence 1 and factor of influence 2 carry out obtaining the reason for part temperatures are exceeded after comprehensive analysis, and by the temperature exceeding standard reason
Information is sent to the report preparing system.
Preferably, the judging unit includes whether exceeded judge module, exceeded signal judgement module and the information of temperature
Sending module；The whether exceeded judge module of the temperature is received from each preassigned of temperature collecting device collection
The highest permissive temperature value of part and its temperature information and each preassigned part from the predetermined system simultaneously judges each
Whether the temperature value of preassigned part exceedes its corresponding highest permissive temperature value, if there is any preassigned part
Temperature value exceedes its corresponding highest permissive temperature value, then the component information of temperature exceeding standard is sent into the exceeded information judges
Module, and the part of temperature exceeding standard and its temperature information are sent to the record information unit in real time；The exceeded information is sentenced
Disconnected module receives the component information of the temperature exceeding standard sent from the whether exceeded judge module of the temperature, and judges that temperature surpasses
Whether target part is engine water tank or engine oil tank or gearbox fuel tank, is unloaded if so, then being sent to described control unit
Carry engine instruction.
Preferably, the diagnostic system also includes the alarm unit being connected with the judging unit；The judging unit is also
For to have exceeded its own right for any temperature in engine outlet water temperature, engine oil temperature and gear box oil temperature is judged
During the highest permissive temperature value answered, the first signal is sent to the alarm unit；Or judging there is preassigned part
Temperature value exceed its corresponding highest permissive temperature value, and the part of the temperature exceeding standard is not engine water tank or engine oil
When case or gearbox fuel tank, secondary signal is sent to the alarm unit；The alarm unit is when receiving first signal
With the first color indicator light alarm, and when receiving the secondary signal with the second color indicator light alarm.
Preferably, described information recording unit includes：Thermograph module and apart from logging modle；The thermograph mould
Block be used for record temperature exceeding standard part temperature and the temporal information at temperature exceeding standard moment, and using the information generation temperature with
The information of time change；The range information of the part and thermal source for being used to record temperature exceeding standard apart from logging modle.
Preferably, the reason for described, searching unit included：Theoretical empirical formula manipulation module, integrated treatment module and problem
Root module；The theoretical empirical formula manipulation module is by theoretical and empirical equation, to described information recording unit records
The temperature of the part of temperature exceeding standard and the range information of the part and thermal source carry out the analysis of factor of influence 1, and by analysis result
It is sent to described problem root module；The integrated treatment module is according under default operating condition of test in the predetermined system
CAE flow field analysis results, integrated treatment is carried out to the information of described information recording unit records, then carries out factor of influence 2
Analysis, and analysis result is sent to described problem root module；Described problem root module, the theory is come from for receiving
The analysis knot of the analysis result of factor of influence 1 of empirical equation processing module and factor of influence 2 from the integrated treatment module
Fruit, and it is exceeded to obtaining the part temperatures after the analysis result of factor of influence 1 and the analysis result of factor of influence 2 progress comprehensive analysis
The reason for, and the temperature exceeding standard cause information is sent to the report preparing system.
Preferably, the report preparing system includes：Reporting unit, comparison unit and reporting element；The reporting unit
Generated according to each preassigned part and its temperature information from the temperature collecting device and export this vehicle heat and put down
Weigh test report；The comparison unit obtains conventional test data calibration curve information from the predetermined system and by it and from institute
Each preassigned part and its temperature information for stating temperature collecting device are analyzed, and generate and export this vehicle heat
The comparative analysis report of blance test data and conventional test data；The reporting element is according to the temperature from the diagnostic system
Spend the generation of reason for Exceeding information and the report of output block temperature exceeding standard reason.
Corresponding to the signal processing apparatus of vehicle heat balance test provided by the invention, the present invention also provides a kind of vehicle heat
The signal processing method of blance test, this method comprise the following steps：
S1:The highest permissive temperature value of each preassigned part, operating condition of test during default vehicle heat balance test
Under CAE flow field analyses result and for the conventional test data curve of this vehicle heat balance test data comparison believe
Breath；
S2：The temperature value of each preassigned part during collection vehicle heat balance test；
S3：Whether the temperature value for each preassigned part for judging to be gathered in S2 exceedes each self-corresponding highest license
Temperature value, if the temperature value for having any preassigned part exceedes its corresponding highest permissive temperature value, record the temperature
The information and the distance of the part and thermal source that exceeded part, the temperature of the part change over time；
S4：The information changed over time according to the temperature of the part of the temperature exceeding standard recorded, the part and the part
The exceeded original of the part temperatures is obtained with the CAE flow field analysis interpretations of result under the range information and default operating condition of test of thermal source
Cause；Whether the part for judging the temperature exceeding standard simultaneously is engine water tank or engine oil tank or gearbox fuel tank, if so, then tying
Beam vehicle heat balance test；
S5：Generated according to each preassigned part and its temperature information and export this vehicle heat balance test report；
Meanwhile by each preassigned part and its temperature information with generating and exporting after the contrast of test data calibration curve information in the past
The comparative analysis report of this vehicle heat balance test data and conventional test data；Meanwhile the part temperatures that will be obtained in S4
The reason for exceeded, is generated as part temperatures reason for Exceeding and reports and export.
Preferably, in the above method, the preassigned part includes but are not limited to engine water tank, engine oil
Case and gearbox fuel tank；The highest permissive temperature value of the preassigned part includes but are not limited to engine outlet water temperature
Highest License Value, highest License Value, the highest License Value of gearbox oil temperature of engine motor oil temperature.
Preferably, whether the part that the temperature exceeding standard is judged described in S4 is engine water tank or engine oil tank or speed change
After case fuel tank, in addition to step：If the part for judging the temperature exceeding standard is engine water tank or engine oil tank or speed change
Case fuel tank, then with the first color indicator light alarm, otherwise with the second color indicator light alarm.
Preferably, the letter changed over time described in S4 according to the temperature of the part of the temperature exceeding standard recorded, the part
CAE flow field analysis interpretations of result under breath and the range information and default operating condition of test of the part and thermal source obtain the part
The reason for temperature exceeding standard, including step：
By theoretical and empirical equation, to the temperature and the distance of the part and thermal source of the part of temperature exceeding standard recorded
Information carries out the analysis of factor of influence 1；
According to the CAE flow field analysis results under default operating condition of test, to part, the part of the temperature exceeding standard recorded
The information that changes over time of temperature and the distance of the part and thermal source carry out integrated treatment, then carry out factor of influence 2
Analysis；
The part temperatures are obtained after carrying out comprehensive analysis to the analysis result of factor of influence 1 and the analysis result of factor of influence 2
The reason for exceeded.
Beneficial effects of the present invention are as follows：
The signal processing apparatus and method of above-mentioned vehicle heat balance test are referred in advance by gathering each of current vehicle in real time
Determine the temperature of part and judge whether each part temperatures are exceeded, can be diagnosed to be temperature automatically when any part temperatures are exceeded surpasses
Target part and its temperature exceeding standard reason, solve current heat balance test every time and terminate rear, it is necessary to devote a tremendous amount of time next
Huge test data is handled, and needs the root for spending larger energy to search problem, and can not tested in time
The problem of implementing corrective measure and testing program in journey.The signal transacting scheme of vehicle heat balance test provided by the invention may be used also
With automatically generate this vehicle heat balance test report, this vehicle heat balance test data and conventional test data to score
Analysis report, the report of part temperatures reason for Exceeding, have saved the time that technical staff handles huge heat balance test data, be and
When during experiment implement corrective measure provide strong support.
Brief description of the drawings
Fig. 1 is a kind of signal processing apparatus structural representation of vehicle heat balance test provided in an embodiment of the present invention；
Fig. 2 is the predetermined system schematic diagram in Fig. 1；
Fig. 3 is the diagnostic system structural representation in Fig. 1；
Fig. 4 is a kind of signal processing method schematic flow sheet of vehicle heat balance test provided in an embodiment of the present invention.
Embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
It is a kind of signal processing apparatus structural representation of vehicle heat balance test provided by the invention as shown in Figure 1, bag
Include predetermined system 1, temperature collecting device 3, diagnostic system 2 and report preparing system 4；Predetermined system 1 and diagnostic system 2, report
Generation system 4 connects；Temperature collecting device 3 respectively with vehicle heat balance test device 5, diagnostic system 2 and report preparing system 4
Connection；Diagnostic system 2 is also connected with report preparing system 4 and vehicle heat balance test device 5.
Predetermined system 1 preset during vehicle heat balance test the highest permissive temperature value of each preassigned part and
CAE flow field analyses result under operating condition of test is simultaneously sent to diagnostic system 2, and default is used for and this vehicle heat balance test number
According to the conventional test data calibration curve information of contrast.
Temperature collecting device 3 is used for the temperature value for gathering each preassigned part during vehicle heat balance test, and
The each preassigned part and its temperature information that collect are sent to diagnostic system 2 and report preparing system 4.
It is default that diagnostic system 2 judges whether the temperature value for each preassigned part that temperature collecting device 3 is sent exceedes
The default each preassigned each self-corresponding highest permissive temperature value of part of system 1, if there is any preassigned part
Temperature value exceedes its corresponding highest permissive temperature value, then records the temperature anaplasia at any time of the part of the temperature exceeding standard, the part
The information of change and the distance of the part and thermal source, the experiment work then provided according to the information and predetermined system 1 that record herein
CAE flow field analysis interpretations of result under condition obtain the reason for part temperatures are exceeded, and the temperature exceeding standard cause information is sent
To report preparing system 4；Whether the part for judging the temperature exceeding standard simultaneously is engine water tank or engine oil tank or gearbox
Fuel tank, if so, then terminating vehicle heat balance test.
Report preparing system 4 receives each preassigned part and its temperature information from temperature collecting device 3 and come
The temperature exceeding standard cause information of self-diagnosable system 2, and conventional test data calibration curve information is obtained from predetermined system 1, generation is simultaneously
Export the comparative analysis report of this vehicle heat balance test report, this vehicle heat balance test data and conventional test data
Accuse, the report of part temperatures reason for Exceeding.
Fig. 2 show a kind of preferred structure schematic diagram of predetermined system 1 in Fig. 1, and the predetermined system 1 includes single default list
Member 6, curve preset unit 7 and Flow Field Distribution presets unit 8.Wherein, single default unit 6 is used to preset engine outlet water temperature
Highest License Value, the highest License Value of engine motor oil temperature, the highest License Value of gearbox oil temperature and critical component
Highest permissive temperature value and be sent to diagnostic system 2；Curve presets unit 7 and is used for default be used for and the contrast of this test data
Conventional test data calibration curve information；It is concurrent for the result for presetting the CAE flow field analyses under operating condition of test that unit 8 is preset in flow field
Give diagnostic system 2.
Preferably, engine water outlet pipeline is interior, engine motor oil pipeline is interior and speed change including being arranged at for temperature collecting device 3
The thermo detector in the case oil-piping and surface of critical component, be respectively used to gather engine outlet water temperature, engine motor oil temperature,
The gentle critical component temperature of gear box oil, and each part and its temperature information that collect are sent to diagnostic system 2 and report
Generation system 4.
Fig. 3 show a kind of preferred structure schematic diagram of diagnostic system 2 in Fig. 1, the diagnostic system 2 include judging unit 9,
Information recording unit 10, cause investigation unit 11 and control unit 12；Judging unit 9 and information recording unit 10, control unit
12nd, predetermined system 1 and temperature collecting device 3 connect；Information recording unit 10 is also connected with cause investigation unit 11；Cause investigation
Unit 11 is also connected with predetermined system 1；Control unit 12 is also connected with vehicle heat balance test device 5.
Judging unit 9 receives and judged that the temperature value of each preassigned part from the collection of temperature collecting device 3 is
The no highest permissive temperature value more than the default each preassigned part of predetermined system 1, if there is any preassigned part
Temperature value exceed its corresponding highest permissive temperature value, then judging unit 9 is real by the part of temperature exceeding standard and its temperature information
When be sent to information recording unit 10, and continue to determine whether it is engine outlet water temperature, engine oil temperature and gear box oil
Any temperature has exceeded its own corresponding highest permissive temperature value in temperature, if so, then sending unloading hair to control unit 12
The instruction of motivation.
The instruction unloading engine for the unloading engine that control unit 12 is sent according to judging unit 9 is flat to terminate vehicle heat
Weighing apparatus experiment.
Information recording unit 10 is used to receive and record the part of the temperature exceeding standard from judging unit 9 and its exceeded temperature
Information is spent, and is the exceeded upper temporal information of temperature information addition, while after obtaining the range information of the part and thermal source, will
These information form a record and are sent to cause investigation unit 11.
The information and predetermined system 1 recorded in the record that cause investigation unit 11 transmits according to information recording unit 10 is sent out
CAE flow field analyses result under the operating condition of test come carries out the analysis of factor of influence 1 and factor of influence 2；Then to factor of influence 1
The reason for part temperatures are exceeded is obtained after carrying out comprehensive analysis with factor of influence 2, and the temperature exceeding standard cause information is sent
To report preparing system 4.
Preferably, the judging unit 9 in Fig. 3 include the whether exceeded judge module of temperature, exceeded signal judgement module and
Information sending module.The whether exceeded judge module of temperature is received from each preassigned portion that temperature collecting device 3 gathers
The highest permissive temperature value of part and its temperature information and each preassigned part from predetermined system 1, and judge it is each in advance
Whether the temperature value for the part specified exceedes its corresponding highest permissive temperature value, if there is the temperature of any preassigned part
Value exceedes its corresponding highest permissive temperature value, then the component information of temperature exceeding standard is sent into exceeded signal judgement module, and
The part of temperature exceeding standard and its temperature information are sent to record information unit in real time；Exceeded signal judgement module is received from temperature
Degree whether the component information for the temperature exceeding standard that exceeded judge module is sent, and judge whether the part of temperature exceeding standard is engine
Water tank or engine oil tank or gearbox fuel tank, if so, then sending unloading engine instruction to control unit 12.
Preferably, the diagnostic system 2 in Fig. 3 also includes the alarm unit being connected with judging unit 9；Judging unit 9 is also used
In to have exceeded its own corresponding for any temperature in engine outlet water temperature, engine oil temperature and gear box oil temperature is judged
Highest permissive temperature value when, to alarm unit send the first signal；Or in the temperature for judging to have preassigned part
Value exceedes its corresponding highest permissive temperature value, and the part of the temperature exceeding standard is not engine water tank or engine oil tank or change
During fast case fuel tank, secondary signal is sent to alarm unit；Alarm unit is when receiving the first signal with the first color indicator lamp report
It is alert, and when receiving secondary signal with the second color indicator light alarm.For example, alarm unit can be sent out receiving judging unit 9
During the first signal come, with red light warning administrative staff's present engine leaving water temperature, engine oil temperature and TOT Transmission Oil Temperature
Any temperature exceeding standard in degree, and when receiving secondary signal, the current vehicle thermal balance performance devices of administrative staff are warned with amber light
In other critical component temperature exceeding standards.
Preferably, the information recording unit 10 in Fig. 3 includes：Thermograph module and apart from logging modle；Thermograph
Module is used for the temperature and the temporal information at temperature exceeding standard moment for recording the part of temperature exceeding standard, and utilizes information generation temperature
The information changed over time；It is used to record the part of temperature exceeding standard and the range information of thermal source apart from logging modle.
Preferably, in Fig. 3 the reason for, searching unit 11 included：Theoretical empirical formula manipulation module, integrated treatment module and
Question classification module.Theoretical empirical formula manipulation module is by theoretical and empirical equation, the temperature recorded to information recording unit 10
The temperature and the range information of the part and thermal source for spending exceeded part carry out the analysis of factor of influence 1, and analysis result is sent out
Give question classification module.Integrated treatment module is according to the CAE flow field analysis knots under default operating condition of test in predetermined system 1
Fruit, integrated treatment is carried out to the information that information recording unit 10 records, then carry out the analysis of factor of influence 2, and analysis is tied
Fruit is sent to question classification module.Question classification module, for receiving the factor of influence 1 from theoretical empirical formula manipulation module
The analysis result of analysis result and factor of influence 2 from integrated treatment module, and on the analysis result of factor of influence 1 and influence because
The analysis result of son 2 obtains the reason for part temperatures are exceeded after carrying out comprehensive analysis, and the temperature exceeding standard cause information is sent out
Give report preparing system 4.
Preferably, in the signal processing apparatus of any of the above kind vehicle heat balance test, report preparing system 4 includes：
Reporting unit, comparison unit and reporting element；Reporting unit according to each preassigned part from temperature collecting device 3 and
Its temperature information generates and exports this vehicle heat balance test report；Comparison unit obtains conventional experiment from predetermined system 1
Data and curves information is simultaneously carried out itself and each preassigned part and its temperature information from temperature collecting device 3 to score
Analysis, generate and export this vehicle heat balance test data and the comparative analysis of conventional test data report；Reporting element according to
Come the temperature exceeding standard cause information generation of self-diagnosable system 2 and the report of output block temperature exceeding standard reason.
Corresponding to the signal processing apparatus of vehicle heat balance test provided in an embodiment of the present invention, the embodiment of the present invention also carries
For a kind of signal processing method of vehicle heat balance test, as shown in figure 4, this method comprises the following steps：
S1:Presupposed information, i.e., the highest permissive temperature of each preassigned part during default vehicle heat balance test
Value, the CAE flow field analyses result under operating condition of test and for the conventional experiment with this vehicle heat balance test data comparison
Data and curves information；
S2：The temperature value of each preassigned part during collection vehicle heat balance test；
S3：Whether the temperature value for each preassigned part for judging to be gathered in S2 exceedes each self-corresponding highest license
Temperature value, if the temperature value for having any preassigned part exceedes its corresponding highest permissive temperature value, record the temperature
The information and the distance of the part and thermal source that exceeded part, the temperature of the part change over time；
S4：The information changed over time according to the temperature of the part of the temperature exceeding standard recorded, the part and the part
The exceeded original of the part temperatures is obtained with the CAE flow field analysis interpretations of result under the range information and default operating condition of test of thermal source
Cause；Whether the part for judging the temperature exceeding standard simultaneously is engine water tank or engine oil tank or gearbox fuel tank, if so, then tying
Beam vehicle heat balance test；
S5：Generated according to each preassigned part and its temperature information and export this vehicle heat balance test report；
Meanwhile by each preassigned part and its temperature information with generating and exporting after the contrast of test data calibration curve information in the past
The comparative analysis report of this vehicle heat balance test data and conventional test data；Meanwhile the part temperatures that will be obtained in S4
The reason for exceeded, is generated as part temperatures reason for Exceeding and reports and export.
Preferably, in the above method, the preassigned part includes but are not limited to engine water tank, engine oil
Case and gearbox fuel tank；The highest permissive temperature value of the preassigned part includes but are not limited to engine outlet water temperature
Highest License Value, highest License Value, the highest License Value of gearbox oil temperature of engine motor oil temperature.
Preferably, whether the part that the temperature exceeding standard is judged described in S4 is engine water tank or engine oil tank or speed change
After case fuel tank, in addition to step：If the part for judging the temperature exceeding standard is engine water tank or engine oil tank or speed change
Case fuel tank, then with the first color indicator light alarm, otherwise with the second color indicator light alarm.
Preferably, the letter changed over time described in S4 according to the temperature of the part of the temperature exceeding standard recorded, the part
CAE flow field analysis interpretations of result under breath and the range information and default operating condition of test of the part and thermal source obtain the part
The reason for temperature exceeding standard, including step：
Step A：By theoretical and empirical equation, to the temperature and the part and thermal source of the part of temperature exceeding standard recorded
Range information carry out factor of influence 1 analysis；
Step B：According to the CAE flow field analysis results under default operating condition of test, part to the temperature exceeding standard that is recorded,
Information and the distance of the part and thermal source that the temperature of the part changes over time carry out integrated treatment, then carry out influence because
The analysis of son 2；
Step C：The portion is obtained after carrying out comprehensive analysis to the analysis result of factor of influence 1 and the analysis result of factor of influence 2
The reason for part temperature exceeding standard.
The signal processing apparatus and method of vehicle heat balance test provided in an embodiment of the present invention are current by gathering in real time
The temperature of each predesignated part of vehicle simultaneously judges whether each part temperatures are exceeded, can be certainly when any part temperatures are exceeded
The dynamic part and its temperature exceeding standard reason for being diagnosed to be temperature exceeding standard, solve current heat balance test every time and terminate rear, it is necessary to spend
Take the substantial amounts of time to handle huge test data, and need the root for spending larger energy to search problem, and not
Corrective measure can implemented during experiment and the problem of testing program in time.The letter of vehicle heat balance test provided by the invention
Number processing scheme can also automatically generate this vehicle heat balance test report, this vehicle heat balance test data and examination in the past
Comparative analysis report, the report of part temperatures reason for Exceeding of data are tested, technical staff has been saved and has handled huge heat balance test
The time of data.In addition, once there can also be part temperatures exceeded in vehicle heat balance test in device provided by the invention
When, by alarm unit different colours indicator lamp warn administrative staff, for pinpointed the problems in time during experiment and and
When implement corrective measure provide powerful support.
Described above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (13)
- A kind of 1. signal processing apparatus of vehicle heat balance test, it is characterised in that including：Predetermined system, the highest permissive temperature value of each preassigned part and experiment during default vehicle heat balance test CAE flow field analyses result under operating mode is simultaneously sent to diagnostic system, and default is used for and this vehicle heat balance test data pair The conventional test data calibration curve information of ratio；Temperature collecting device, the temperature value of each preassigned part during vehicle heat balance test is gathered in real time, and will be each The Current Temperatures information of preassigned part is sent to diagnostic system and report preparing system in real time；Wherein, it is each described pre- The title of the Current Temperatures information for the part first specified including the preassigned part, current acquisition time and the part are worked as Preceding temperature value；Diagnostic system, the temperature information for current each preassigned part that the temperature collecting device is sent is received, will be gone through The Current Temperatures information of the preassigned part of history temperature exceeding standard situation is recorded, and judges the exceeded situation of no historical temperature Preassigned part Current Temperatures information in current temperature value whether exceed the default part of predetermined system most High permissive temperature value, if so, then recording the Current Temperatures information of the part of the temperature exceeding standard, while obtain and record the temperature and surpass The range information of target part and thermal source, and judge the temperature exceeding standard part whether be engine water tank or engine oil tank or Gearbox fuel tank, if so, then terminating vehicle heat balance test；Diagnostic system is additionally operable to according to user's request, each to what is recorded Under the operating condition of test that the temperature information of the part of temperature exceeding standard, the range information of the part and thermal source and the predetermined system provide CAE flow field analysis interpretations of result obtain each temperature exceeding standard part temperatures it is exceeded the reason for, and by the part of each temperature exceeding standard Temperature exceeding standard cause information be sent to report preparing system；Report preparing system, receive all temperature informations for each preassigned part sent from the temperature collecting device With the part temperatures reason for Exceeding information of each temperature exceeding standard from the diagnostic system, obtained from the predetermined system conventional Test data calibration curve information, generate and export this vehicle heat balance test report, this vehicle heat balance test data and with Comparative analysis report, the report of part temperatures reason for Exceeding toward test data.
- 2. the signal processing apparatus of vehicle heat balance test according to claim 1, it is characterised in that the predetermined system Unit is preset including single default unit, curve and Flow Field Distribution presets unit；The single default unit is for presetting the highest License Value of engine outlet water temperature, the highest of engine motor oil temperature is permitted It can be worth, the highest permissive temperature value of the highest License Value of gearbox oil temperature and critical component and be sent to the diagnosis system System；The curve presets unit and is used for the default conventional test data calibration curve information being used for the contrast of this test data；Preset unit and be used to preset the result of the CAE flow field analyses under operating condition of test and be sent to the diagnosis system in the flow field System；Wherein, the critical component refers to the heat-sensitive component of vehicle.
- 3. the signal processing apparatus of vehicle heat balance test according to claim 1, it is characterised in that the temperature acquisition Device is including being arranged in engine water outlet pipeline, engine motor oil pipeline is interior and gear box oil pipeline is interior and the table of critical component The thermo detector in face, it is respectively used to gather engine outlet water temperature, engine motor oil temperature, the temperature of the gentle critical component of gear box oil Degree；The critical component refers to the heat-sensitive component of vehicle.
- 4. the signal processing apparatus of vehicle heat balance test according to claim 1, it is characterised in that the diagnostic system Including judging unit, information recording unit, cause investigation unit and control unit；Described information recording unit is used for the Current Temperatures for receiving each preassigned part that the temperature collecting device is sent Information, and judge itself whether to be related to the historical temperature information record of each preassigned part being currently received, if so, then The Current Temperatures information for those the preassigned parts for having historical temperature information record being currently received is recorded, otherwise will be current The Current Temperatures information of those the preassigned parts without historical temperature information record received is transmitted to judging unit；Information Recording unit also records the Current Temperatures information of the part for the temperature exceeding standard that judging unit is sent, while obtains and record these temperature Spend the range information of exceeded part and thermal source；The judging unit receives and judges the current temperature of each preassigned part from temperature collecting device collection Whether the temperature value spent in information exceedes the highest permissive temperature value of the default each preassigned part of the predetermined system, if The temperature value for having part exceedes its corresponding highest permissive temperature value, then by the Current Temperatures information of the part of these temperature exceeding standards Described information recording unit is sent in real time, and continues to judge whether the part of current each temperature exceeding standard is engine water tank, sends out Either component in motivation fuel tank or gearbox fuel tank, if so, then sending the instruction of unloading engine to described control unit；The instruction unloading engine for the unloading engine that described control unit is sent according to the judging unit is warm to terminate vehicle Blance test；The cause investigation unit extracts the part for each temperature exceeding standard that described information recording unit is recorded according to user's request All temperature informations and the range information of these parts and thermal source, according to all temperature of the part of each temperature exceeding standard believe Breath, part and thermal source range information analysis after obtain each temperature exceeding standard part temperatures it is exceeded the reason for, and each temperature is surpassed The temperature exceeding standard cause information of target part is sent to the report preparing system.
- 5. the signal processing apparatus of vehicle heat balance test according to claim 4, it is characterised in that the judging unit Including the whether exceeded judge module of temperature, exceeded signal judgement module and information sending module；The whether exceeded judge module of the temperature receives each preassigned part from temperature collecting device collection Current Temperatures information and each preassigned part from the predetermined system highest permissive temperature value, judge what is received Whether the temperature value in the Current Temperatures information of each preassigned part exceedes the highest permissive temperature value of the part, if there is portion The temperature value of part exceedes its corresponding highest permissive temperature value, then will remember in the Current Temperatures information of the part of these temperature exceeding standards The title of the part of record is sent to the exceeded signal judgement module, and by the Current Temperatures information of the part of these temperature exceeding standards The record information unit is sent in real time；The exceeded signal judgement module receives the portion for the temperature exceeding standard sent from the whether exceeded judge module of the temperature The title of part, and judge whether the title of the part of each temperature exceeding standard is engine water tank or engine oil tank or gear box oil Case, if so, then sending unloading engine instruction to described control unit.
- 6. the signal processing apparatus of vehicle heat balance test according to claim 4, it is characterised in that the diagnostic system Also include the alarm unit being connected with the judging unit；The judging unit is additionally operable to judging that the exceeded part of Current Temperatures is engine water tank, engine oil tank or speed change In case fuel tank during either component, the first signal is sent to the alarm unit；Or judging there is preassigned part Temperature value exceedes its corresponding highest permissive temperature value, and the part of the temperature exceeding standard is not engine water tank or engine oil tank Or during gearbox fuel tank, secondary signal is sent to the alarm unit；The alarm unit, with the first color indicator light alarm, and is receiving the secondary signal when receiving first signal When with the second color indicator light alarm.
- 7. the signal processing apparatus of vehicle heat balance test according to claim 4, it is characterised in that described information records Unit includes：Thermograph module and apart from logging modle；The thermograph module is used for Current Temperatures information and the institute for recording the part for the temperature exceeding standard that judging unit is sent State the Current Temperatures information for those the preassigned parts for having historical temperature information record that temperature collecting device is sent；It is described apart from logging modle be used to recording the part of temperature exceeding standard first temperature exceeding standard when the part and the distance of thermal source believe Breath.
- 8. the signal processing apparatus of vehicle heat balance test according to claim 4, it is characterised in that it is described the reason for look into Unit is looked for include：Theoretical empirical formula manipulation module, integrated treatment module and question classification module；The institute of the part for each temperature exceeding standard that the theoretical empirical formula manipulation module extraction described information recording unit is recorded There are temperature information and the range information of these parts and thermal source, pass through the experience in three big law of thermodynamics and blue Bei Tedinglv Formula, it is that heat source surface temperature is too high or the portion to calculate and analyze exceeded the first influence factor of part temperatures of each temperature exceeding standard Part is too near apart from thermal source, and analysis result is sent into described problem root module；Stream of the integrated treatment module in the CAE flow field analysis results under default operating condition of test in the predetermined system Speed and Flow Field Distribution result, with reference to the part of each temperature exceeding standard of described information recording unit records temperature information and part and The range information of thermal source, the air velocity of the parts surface of each temperature exceeding standard is calculated, the part temperatures for analyzing each temperature exceeding standard surpass The influence factor of target second whether be temperature exceeding standard nearby components flow velocity it is relatively low and/or stagnant area be present, and will analysis knot Fruit is sent to described problem root module；Described problem root module, for the first analysis of Influential Factors result from the theoretical empirical formula manipulation module With the second analysis of Influential Factors result comprehensive analysis from the integrated treatment module, the part temperatures of each temperature exceeding standard are obtained The reason for exceeded, and the temperature exceeding standard cause information of the part of each temperature exceeding standard is sent to the report preparing system.
- 9. the signal processing apparatus of the vehicle heat balance test according to claim any one of 1-8, it is characterised in that described Report preparing system includes：Reporting unit, comparison unit and reporting element；All temperature informations of each preassigned part of the reporting unit storage from the temperature collecting device, and Vehicle heat balance test generates after terminating and exports this vehicle heat balance test report；The comparison unit obtains conventional test data calibration curve information from the predetermined system, and is obtained from the reporting unit Take this test during each preassigned part all temperature informations, will it is described in the past test data calibration curve information and All temperature informations of each preassigned part are analyzed during secondary experiment, generate and export this vehicle heat and put down The comparative analysis report of the test data that weighs and conventional test data；The reporting element generates according to the temperature exceeding standard cause information of the part of each temperature exceeding standard from the diagnostic system And output block temperature exceeding standard reason is reported.
- 10. a kind of signal processing method of vehicle heat balance test, it is characterised in that comprise the following steps：S1:During default vehicle heat balance test under the highest permissive temperature value of each preassigned part, operating condition of test CAE flow field analyses result and for the conventional test data calibration curve information with this vehicle heat balance test data comparison；S2：The temperature value of each preassigned part during collection vehicle heat balance test；S3：Whether the temperature value for each preassigned part for judging to be gathered in S2 exceedes each self-corresponding highest permissive temperature Value, if the temperature value for having any preassigned part exceedes its corresponding highest permissive temperature value first, from current time Rise the part for recording the temperature exceeding standard temperature information and the range information of the part and thermal source until vehicle heat balance test Terminate, and continue when the temperature value for judging any preassigned part exceedes its corresponding highest permissive temperature value first Whether the part for judging the temperature exceeding standard is engine water tank or engine oil tank or gearbox fuel tank, if so, then terminating vehicle Heat balance test；S4：According to user's request, to all temperature informations and each part and thermal source of the part of each temperature exceeding standard recorded Range information and default operating condition of test under CAE flow field analysis interpretations of result obtain each temperature exceeding standard part temperatures it is exceeded The reason for；S5：Generated according to all temperature informations of each preassigned part during this experiment and export this vehicle heat and put down Weigh test report；Meanwhile by this test during each preassigned part all temperature informations with it is described in the past experiment Generated after the contrast of data and curves information and export the comparative analysis report of this vehicle heat balance test data and conventional test data Accuse；Meanwhile by the part temperatures of each temperature exceeding standard obtained in S4 it is exceeded the reason for be generated as part temperatures reason for Exceeding report And export.
- 11. the signal processing method of vehicle heat balance test according to claim 10, it is characterised in that described to refer in advance Fixed part includes engine water tank, engine oil tank and gearbox fuel tank；The highest license temperature of the preassigned part Angle value includes the highest License Value of engine outlet water temperature, the highest License Value of engine motor oil temperature, gearbox oil temperature Highest License Value.
- 12. the signal processing method of vehicle heat balance test according to claim 10, it is characterised in that sentence described in S3 Break the temperature exceeding standard part whether be engine water tank or engine oil tank or gearbox fuel tank after, in addition to step：If The part for judging the temperature exceeding standard is engine water tank or engine oil tank or gearbox fuel tank, then with the first color indicator lamp Alarm, otherwise with the second color indicator light alarm.
- 13. the signal processing method of vehicle heat balance test according to claim 10, it is characterised in that root described in S4 According to the range information and default examination of all temperature informations of the part of each temperature exceeding standard recorded and each part and thermal source The CAE flow field analysis interpretations of result tested under operating mode obtain each temperature exceeding standard part temperatures it is exceeded the reason for, including step：By the empirical equation in three big law of theoretical thermodynamics and blue Bei Tedinglv, the part temperature for analyzing each temperature exceeding standard is calculated It is that heat source surface temperature is too high or the member distance thermal source is too near to spend the first exceeded influence factor；Flow velocity and Flow Field Distribution result in the CAE flow field analysis results under default operating condition of test, combining information record The temperature information and the range information of part and thermal source of the part of each temperature exceeding standard of unit record, calculate the portion of each temperature exceeding standard The air velocity on part surface, analyze each temperature exceeding standard exceeded the second influence factor of part temperatures whether be temperature exceeding standard portion Flow velocity near part is relatively low and/or stagnant area be present；Each temperature exceeding standard is obtained after carrying out comprehensive analysis to the first analysis of Influential Factors result and the second analysis of Influential Factors result Part temperatures it is exceeded the reason for.
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| KR100400068B1 (en) * | 2003-02-21 | 2003-09-29 | Bong Taek Kim | Performance test equipment system of train driving device and test method thereof |
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| EP1595723A1 (en) * | 2004-04-06 | 2005-11-16 | Partner Tech Corp. | Device for automatic tire inflation and tire pressure display |
| CN201749031U (en) * | 2010-06-25 | 2011-02-16 | 上海柴油机股份有限公司 | Heat balance test device for engine road test |
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