CN110068360A - It is a kind of for monitoring the method and system of locomotive environmental parameter - Google Patents
It is a kind of for monitoring the method and system of locomotive environmental parameter Download PDFInfo
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- CN110068360A CN110068360A CN201810063790.6A CN201810063790A CN110068360A CN 110068360 A CN110068360 A CN 110068360A CN 201810063790 A CN201810063790 A CN 201810063790A CN 110068360 A CN110068360 A CN 110068360A
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- locomotive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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Abstract
The present invention provides a kind of system for monitoring locomotive environmental parameter, it includes: acquisition module is placed in the tested device of locomotive, for acquiring the real time environment parameter information of tested device；Monitoring device is connect with acquisition module, is converted to capable telecommunications number for handling real time environment parameter information, and by real time environment parameter information；Recorder is connect with monitoring device, is shown for the change curve according to capable telecommunications build environment parameter, and by change curve.Method and system provided by the present invention for monitoring locomotive environmental parameter provide a portable metering device, can be conveniently installed on the rectification module of locomotive, for monitoring the real time temperature and wind speed information of locomotive rectification module.Also, the present invention is capable of the temperature and air speed data of real-time synchronization acquisition locomotive rectification module, the data and curves of formation temperature and wind speed, and the research for locomotive rectification module running environment situation provides accurate data.
Description
Technical field
The present invention relates to data monitoring fields, specifically, be related to a kind of method for monitoring locomotive environmental parameter and
System.
Background technique
In the process of running, the environmental parameter of device blocks is real-time change to locomotive, for example, having in different environment
Different temperature and air speed data.This phenomenon is more obvious in the big area of day and night temperature, in certain areas, season alternation temperature
Difference is very big, 7, August part maximum temperature be more than 40 DEG C, and 10, minimum temperature in November reaches -16.6 DEG C, the moon extreme difference in temperature reach
36.7℃；And some areas have many characteristics, such as that continuous long tunnel, heavy grade, the temperature difference are big, totally tens tunnels along the line, wherein longest
Length of tunnel is more than 6000 meters, and mean inclination is close to 20 ‰.When locomotive passes through tunnel, consumed energy is converted to heat in locomotive
It is transmitted in tunnel air, deteriorates thermal and humidity environment in tunnel, and then rise rapidly locomotive local device temperature, and tunnel out
Locomotive local device temperature decline rapidly again afterwards.
Existing technical solution is to carry out temperature monitoring to locomotive device using thermometric sticker, is had main steps that thermometric glue
Patch is pasted on device, and whether changed colour by observing thermometric sticker judges temperature range that device reaches.The program it is main
It, can not be during real-time monitoring locomotive operation the disadvantage is that be only able to detect general temperature range of device during locomotive operation
Temperature and wind speed variation.
Therefore, be badly in need of a kind of precision it is higher and be capable of real-time monitoring environmental parameter for monitoring locomotive environmental parameter
Method and system.
Summary of the invention
To solve the above problems, the present invention provides a kind of system for monitoring locomotive environmental parameter, the system packet
Contain:
Acquisition module is placed in the tested device of the locomotive, for acquiring the real time environment of the tested device
Parameter information；
Monitoring device is connect with the acquisition module, for handling the real time environment parameter information, and by the reality
When ambient parameter information be converted to capable telecommunications number；
Recorder is connect with the monitoring device, for generating the environmental parameter according to the capable telecommunications number
Change curve, and the change curve is shown.
According to one embodiment of present invention, the tested device is locomotive rectification module.
According to one embodiment of present invention, the real time environment parameter includes the real time temperature of the locomotive rectification module
Information and real-time wind speed information.
According to one embodiment of present invention, the acquisition module includes:
Temp probe is mounted on the device cathodes face of the locomotive rectification module, the side to be slotted using spreader surface
Formula is fixed, for acquiring the real time temperature information of the locomotive rectification module.
Wind speed probe is mounted on the air inlet of the locomotive rectification module, for acquiring the locomotive rectification module
The real-time wind speed information of air inlet.
According to one embodiment of present invention, the monitoring device includes:
Temperature sensor is connect with the temp probe, for receiving the real time temperature information, and will be described real-time
Temperature information is converted into usable temp electric signal, wherein the capable telecommunications number include the usable temp electric signal；
Wind speed transducer is connect with the wind speed probe, for receiving the real-time wind speed information, and will be described real-time
Wind speed information is converted into available wind speed electric signal, wherein the capable telecommunications number can use wind speed electric signal comprising described.
According to one embodiment of present invention, the system also includes:
Isolating transformer is connect with the recorder, is supplied for receiving the electric energy of alternating current, and to the recorder
Electricity.
According to one embodiment of present invention, the system also includes:
Wind speed transducer power supply is connected between the isolating transformer and the wind speed transducer, is used for institute
State wind speed transducer power supply.
According to one embodiment of present invention, the system also includes:
Switch, is connected between the alternating current and the isolating transformer, for controlling the unlatching of the system
With closing.
According to another aspect of the present invention, a kind of method for monitoring locomotive environmental parameter, the side are additionally provided
Method comprises the steps of:
The real time environment parameter information of tested device on locomotive is acquired by acquisition module；
The real time environment parameter information is handled by monitoring device, and the real time environment parameter information is converted to can
Use electric signal；
The change curve of the environmental parameter is generated according to the capable telecommunications number by recorder, and the variation is bent
Line is shown.
According to one embodiment of present invention, the method further includes:
Whether the method is executed by switch control.
Method and system provided by the present invention for monitoring locomotive environmental parameter provide a portable metering device,
It can be conveniently installed on the rectification module of locomotive, for monitoring the real time temperature and wind speed information of locomotive rectification module.
Also, the present invention is capable of the temperature and air speed data of real-time synchronization acquisition locomotive rectification module, formation temperature and wind speed
Data and curves, the research for locomotive rectification module running environment situation provide accurate data.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example and is used together to explain the present invention, be not construed as limiting the invention.In the accompanying drawings:
Fig. 1 shows according to an embodiment of the invention for monitoring the structural frames of the system of locomotive environmental parameter
Figure；
Fig. 2 shows further according to an embodiment of the invention for monitoring the detailed of the system of locomotive environmental parameter
Fine texture block diagram；
Fig. 3 shows according to an embodiment of the invention for monitoring the signal of the portable unit of locomotive environmental parameter
Figure；
Fig. 4 shows further according to an embodiment of the invention for monitoring the portable unit of locomotive environmental parameter
Detailed structure view；
Fig. 5 shows according to an embodiment of the invention for monitoring the method flow diagram of locomotive environmental parameter；With
And
Fig. 6 shows according to an embodiment of the invention for monitoring the experimental data of the method for locomotive environmental parameter
Line chart.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the embodiment of the present invention is made below in conjunction with attached drawing
Further it is described in detail.
In the process of moving, the temperature and wind speed of rectification module are real-time changes to locomotive.Locomotive rectification module is a kind of
Air-cooled radiator and device are press fit together to the module for being used for rectifier cabinet.During locomotive operation, the calorific value of device with
The size of current that passes through of rectification module constantly change, while the heat dissipation air quantity Jing Guo module and wind-warm syndrome are led also in real-time change
It causes the temperature data of rectification module constantly to change, collects rectification module in the operation of locomotive in order to real-time synchronization
Temperature, wind speed change curve in journey provide accurate data for the running environment research of locomotive rectification module, and the present invention provides
A kind of system for monitoring locomotive environmental parameter.
Fig. 1 shows according to an embodiment of the invention for monitoring the structural frames of the system of locomotive environmental parameter
Figure.As shown in Figure 1, system includes acquisition module 101, monitoring device 102 and recorder 103.
Acquisition module 101 is placed in the tested device of locomotive, for acquiring the real time environment parameter information of tested device.
According to one embodiment of present invention, tested device is the rectification module of locomotive, and real time environment parameter information includes real time temperature
Information and real-time wind speed information.Acquisition module 101 may include temp probe 1011 and wind speed probe 1012.Pass through temperature
The real time temperature information of probe acquisition locomotive rectification module, is believed by the real-time wind speed that wind speed probe acquires locomotive rectification module
Breath.
Monitoring device 102 is connect with acquisition module 101, is joined for handling real time environment parameter information, and by real time environment
Number information is converted to capable telecommunications number.Monitoring device 102 may include temperature sensor and wind speed transducer.It is passed by temperature
Sensor receives the real time temperature information of temp probe transmission and handles real time temperature information, to generate usable temp electric signal.It is logical
It crosses wind speed transducer to receive the real-time wind speed information of wind speed probe transmission and handle real-time wind speed information, wind speed electricity can be used to generate
Signal.
Recorder 103 is connect with monitoring device 102, for the change curve according to capable telecommunications build environment parameter,
And change curve is shown.Recorder 103 can be recording instrument without paper, for receiving the available temperature of temperature sensor transmission
The available wind speed electric signal of electric signal and wind speed transducer transmission is spent, and according to usable temp electric signal and wind speed electricity can be used
Signal shows real time temperature change curve and real-time wind speed change curve on a display screen.
The present invention is capable of the temperature and air speed data of real-time synchronization acquisition locomotive rectification module, formation temperature and wind speed
Data and curves, the research for locomotive rectification module running environment situation provides accurate data.
Fig. 2 shows further according to an embodiment of the invention for monitoring the detailed of the system of locomotive environmental parameter
Fine texture block diagram.As shown in Fig. 2, system includes temp probe 1011, wind speed probe 1012, temperature sensor 1021, wind speed change
Send device 1022, recorder 103, isolating transformer 201, wind speed transducer power supply 202 and switch 203.
Wherein, in system provided by the invention, acquisition module 101 includes temp probe 1011 and wind speed probe
1012, temp probe 1011 and wind speed probe 1012 are mounted on rectification module, and wind speed probe 1012 is mounted on rectification module
Air inlet.Temp probe 1011 is mounted on device cathodes face, is fixed using spreader surface mode of grooving.Temp probe 1011
For acquiring the real time temperature information of rectification module, wind speed probe 1012 is used to acquire the real-time wind speed information of rectification module.
According to one embodiment of present invention, temp probe is usually thermocouple or thermal resistance, and thermocouple can be in temperature
The variation of voltage occurs when changing, the variation of resistance can occur when temperature changes for thermal resistance.Thermocouple is by two differences
Conducting wire (thermode) composition, their one end are welded mutually, and the measurement end (also referred to as working end) of thermocouple is formed.It is inserted
Enter in the medium to testing temperature；And the other end (reference end or free end) of thermocouple is then connected with other instrument.If thermoelectricity
There are temperature differences for even measurement end and reference end, and the thermo-electromotive force that thermocouple generates can be shown by display instrument.
According to one embodiment of present invention, wind speed probe can acquire the real-time wind speed information of rectification module, and acquisition is real
When wind speed information measuring principle, pressure difference variation principle and heat principle of transfer can be connect by ultrasonic wave whirlpool.Wherein, wind speed is visited
Head can use ultrasonic wave time difference method to realize the measurement of wind speed.The aerial spread speed of sound, can be with the gas on wind direction
The superposition of flow velocity degree.If the direction of propagation of ultrasonic wave is identical as wind direction, its speed can be accelerated；Conversely, if the propagation side of ultrasonic wave
Xiang Ruoyu wind direction is on the contrary, its speed can be slack-off.Therefore, under fixed testing conditions, speed that ultrasonic wave is propagated in air
Degree can be corresponding with function of wind speed.Accurate wind speed and direction can be obtained by calculating.
In addition, wind speed probe can also set up a fixed barrier (orifice plate, nozzle etc.), wind in wind flow side
Flow velocity difference will generate a pressure difference.By measuring pressure difference, it can be converted the measurement of flow velocity, then acquire real-time wind speed letter
Breath.
According to one embodiment of present invention, according to Karman vortex street theory, a nothing is inserted perpendicularly into no limit flow field
The non-linear resistance body (i.e. swirl generating body C, pop one's head in cross bar) of limit for length, when it is distinguished and admirable flow through swirl generating body C when, occur in whirlpool
Body rim downstream side can generate two rows of alternate, inward turning vortex column (i.e. air-flow vortex), and the generation frequency f of vortex is proportional to
Flow velocity V, formula are expressed as follows:
F=St V/d；
Therefore, wind speed probe can also measure vortex frequency using the principle that ultrasonic wave vortex is modulated, and from which further follow that
Air speed data.
It should be noted that above-mentioned temp probe or wind speed probe can apply to use provided by the invention
In the system of monitoring locomotive environmental parameter, suitable temp probe and wind speed probe can be selected according to the actual situation,
The temp probe and wind speed probe that he can apply in the embodiment of the present invention can also select according to the actual situation, the present invention
Limitation is made not to this.
In the system provided by the present invention for monitoring locomotive environmental parameter, temperature sensor 1021 accesses recorder
103, wind speed transducer 1022 accesses recorder 103.The reception of temperature sensor 1021 transmits real-time from temp probe 1011
Temperature information, and usable temp electric signal is converted by real time temperature information.Then, temperature sensor 1021 is electric by usable temp
Signal is sent to recorder 103.
In general, temperature sensor (temperature transducer) refers to and can experience temperature and be converted into can be used
The sensor of output signal.Temperature sensor can be divided into contact and contactless two major classes by measurement method, according to sensor
Material and electron component characteristic are divided into two class of thermal resistance and thermocouple.
The detection part of contact type temperature sensor has good contact with measurand.Temperature sensor by conduction or
Convection current reaches thermal balance, so that the indicating value of temperature sensor be enable directly to indicate the temperature of measurand.In certain thermometric model
In enclosing, temperature sensor also can measure the Temperature Distribution of interior of articles.
The sensing element of non-contact temperature sensor is not in contact with each other with measurand, also known as non-contact type thermodetector table.
This instrument can be used to measure moving object, Small object and thermal capacity is small or the surface temperature of temperature change (transition) object rapidly
Degree, it can also be used to measure the Temperature Distribution in temperature field.Most common non-contact type thermodetector table is based on the substantially fixed of black body radiation
Rule, referred to as radiation temperature measurement instrument.Radiation thermometry includes brightness method, radiation method and colorimetric method.
Compare contact type temperature sensor, non-contact temperature sensor has following advantages: the measurement upper limit is not by temperature-sensitive member
The limitation of part heatproof degree, thus there is no limit in principle to highest observable temperature.For 1800 DEG C or more of high temperature, mainly adopt
With non-contact temperature measuring method.It should be noted that non-contact temperature sensor and contact type temperature sensor can bases
Actual conditions are selected, and the present invention restricts not to this.
Wind speed transducer 1022 receives the real-time wind speed information from wind speed probe 1012, and real-time wind speed information is converted
For wind speed electric signal can be used.Then, wind speed transducer 1022 can be sent to recorder 103 with wind speed electric signal.Recorder 103
Usable temp electric signal can be handled and wind speed electric signal can be used, the curve graph of temperature and wind speed is shown on a display screen.
For system provided by the invention by AC power supply, alternating current passes through switch 203 and isolating transformer 201 to note
It records instrument 103 and wind speed transducer power supply 202 is powered, wind speed transducer power supply 202 is powered to wind speed transducer 1022.Switch
203 can control the unlatching and closing of system.
It should be noted that in one embodiment, recorder 103 can be recording instrument without paper.Alternating current can be
220V alternating current, wind speed transducer power supply can be 24V power supply.
Fig. 3 shows according to an embodiment of the invention for monitoring the signal of the portable unit of locomotive environmental parameter
Figure.As shown in figure 3, portable unit includes shell 301, external power supply opening 302, ventilation opening 303, display screen 304 and switch
203。
Wherein, shell 301 is used to carry the device of portable unit.The inside of shell 301 is placed with monitoring temperature and wind speed
Device.External power supply opening 302 is used to connect external alternating current.It is powered by alternating current to portable unit.Ventilation opening 303
For divulging information.Display screen 304 belongs to a part of recorder 103, the curve graph for displays temperature and wind speed.Switch 203
For opening portable unit or closing portable unit.
Fig. 4 shows further according to an embodiment of the invention for monitoring the portable unit of locomotive environmental parameter
Detailed structure view.As shown in figure 4, portable unit includes isolating transformer 201, wind speed transducer 1022,24V power supply 202, note
Record instrument 103 and switch 203.
Wherein, isolating transformer 201 passes through the exchange of 220V by the alternating current of 302 connection 220V of external power supply opening
Supply electricity to portable unit power supply.Wind speed transducer 1022 handles real-time wind speed information, and converts available wind for real-time wind speed information
Fast signal.Recorder 103, which receives, can use wind velocity signal, and the curve graph of wind speed is generated according to capable telecommunications number, pass through display screen
304 show wind speed curve figure.24V power supply 202 is used to power to wind speed transducer 1022, and switch 203 is for controlling just
Take the unlatching and closing of device.Wherein, recorder 103 can be recording instrument without paper.
In addition, portable unit can also include temp probe and temperature sensor, it is whole that locomotive is acquired by temp probe
The real time temperature information of flow module converts usable temp electric signal for real time temperature information by temperature sensor, then leads to
103 displays temperature change curve of overwriting instrument.
Fig. 5 shows according to an embodiment of the invention for monitoring the method flow diagram of locomotive environmental parameter.
As shown in figure 5, being believed in step S501 by the real time environment parameter that acquisition module acquires tested device on locomotive
Breath.In this step, can be acquired by temp probe and wind speed probe locomotive sorting module real time temperature information and
Real-time wind speed information.
Then, in step S502, real time environment parameter information is handled by monitoring device, and real time environment parameter is believed
Breath is converted to capable telecommunications number.Temp probe and wind speed probe can believe collected real time temperature information and real-time wind speed
Breath is sent to temperature sensor and wind speed transducer, converts usable temp electricity for real time temperature information by temperature sensor
Signal converts available wind speed electric signal for real-time wind speed information by wind speed transducer.
In step S503, by recorder according to the change curve of capable telecommunications build environment parameter, and will variation
Curve is shown.Recorder 103 receives usable temp electric signal and can use wind speed electric signal, and according to usable temp telecommunications
Number and the change curve of temperature and wind speed can be generated with wind speed electric signal, and the change curve of temperature and wind speed is shown
Out.
Fig. 6 shows according to an embodiment of the invention for monitoring the experimental data of the method for locomotive environmental parameter
Line chart.
By system as shown in Figure 2, with method as shown in Figure 5, available real time temperature calibration curve information and
Real-time wind speed curve information.As shown in fig. 6, data line chart includes temperature curve and wind speed curve, horizontal axis is time, the longitudinal axis
For temperature and the basic unit of wind speed, the temperature and wind speed of locomotive rectification module can be intuitively reacted very much by curve graph
Variation.
As shown in fig. 6, temperature curve and wind speed curve main feature are as follows:
Can show the temperature changing trend of locomotive when driving, can monitor the highest point of temperature with it is minimum
Point；
It can show the wind speed variation tendency of locomotive when driving；
Temperature and wind speed are real-time synchronization data, and different temperature spots has corresponding air speed data.
Method and system provided by the present invention for monitoring locomotive environmental parameter provide a portable metering device,
It can be conveniently installed on the rectification module of locomotive, for monitoring the real time temperature and wind speed information of locomotive rectification module.
Also, the present invention is capable of the temperature and air speed data of real-time synchronization acquisition locomotive rectification module, formation temperature and wind speed
Data and curves, the research for locomotive rectification module running environment situation provide accurate data.
It should be understood that disclosed embodiment of this invention is not limited to specific structure disclosed herein, processing step
Or material, and the equivalent substitute for these features that those of ordinary skill in the related art are understood should be extended to.It should also manage
Solution, term as used herein is used only for the purpose of describing specific embodiments, and is not intended to limit.
" one embodiment " or " embodiment " mentioned in specification means the special characteristic described in conjunction with the embodiments, structure
Or characteristic is included at least one embodiment of the present invention.Therefore, the phrase " reality that specification various places throughout occurs
Apply example " or " embodiment " the same embodiment might not be referred both to.
While it is disclosed that embodiment content as above but described only to facilitate understanding the present invention and adopting
Embodiment is not intended to limit the invention.Any those skilled in the art to which this invention pertains are not departing from this
Under the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But scope of patent protection of the invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of system for monitoring locomotive environmental parameter, which is characterized in that the system includes:
Acquisition module is placed in the tested device of the locomotive, for acquiring the real time environment parameter of the tested device
Information；
Monitoring device is connect with the acquisition module, for handling the real time environment parameter information, and by the real-time ring
Border parameter information is converted to capable telecommunications number；
Recorder is connect with the monitoring device, for generating the variation of the environmental parameter according to the capable telecommunications number
Curve, and the change curve is shown.
2. the system as described in claim 1 for monitoring locomotive environmental parameter, which is characterized in that the tested device is machine
Vehicle rectification module.
3. the system as claimed in claim 2 for monitoring locomotive environmental parameter, which is characterized in that the real time environment parameter
Real time temperature information and real-time wind speed information comprising the locomotive rectification module.
4. the system as claimed in claim 3 for monitoring locomotive environmental parameter, which is characterized in that the acquisition module packet
Contain:
Temp probe is mounted on the device cathodes face of the locomotive rectification module, is consolidated by the way of spreader surface fluting
It is fixed, for acquiring the real time temperature information of the locomotive rectification module.
Wind speed probe is mounted on the air inlet of the locomotive rectification module, for acquiring the locomotive rectification module air inlet
The real-time wind speed information at mouthful.
5. the system as claimed in claim 4 for monitoring locomotive environmental parameter, which is characterized in that the monitoring device packet
Contain:
Temperature sensor is connect with the temp probe, for receiving the real time temperature information, and by the real time temperature
Information is converted into usable temp electric signal, wherein the capable telecommunications number include the usable temp electric signal；
Wind speed transducer is connect with the wind speed probe, for receiving the real-time wind speed information, and by the real-time wind speed
Information is converted into available wind speed electric signal, wherein the capable telecommunications number can use wind speed electric signal comprising described.
6. the system as claimed in claim 5 for monitoring locomotive environmental parameter, which is characterized in that the system also includes:
Isolating transformer is connect with the recorder, is powered for receiving the electric energy of alternating current, and to the recorder.
7. the system as claimed in claim 6 for monitoring locomotive environmental parameter, which is characterized in that the system also includes:
Wind speed transducer power supply is connected between the isolating transformer and the wind speed transducer, is used for the wind
Fast transmitter power supply.
8. the system as claimed in claim 6 for monitoring locomotive environmental parameter, which is characterized in that the system also includes:
Switch, is connected between the alternating current and the isolating transformer, for controlling unlatching and the pass of the system
It closes.
9. a kind of method for monitoring locomotive environmental parameter, which is characterized in that the method comprises the steps of:
The real time environment parameter information of tested device on locomotive is acquired by acquisition module；
The real time environment parameter information is handled by monitoring device, and the real time environment parameter information is converted to can electricity consumption
Signal；
The change curve of the environmental parameter is generated according to the capable telecommunications number by recorder, and the change curve is shown
It shows and.
10. the method as claimed in claim 9 for monitoring locomotive environmental parameter, which is characterized in that the method further includes:
Whether the method is executed by switch control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810063790.6A CN110068360A (en) | 2018-01-23 | 2018-01-23 | It is a kind of for monitoring the method and system of locomotive environmental parameter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810063790.6A CN110068360A (en) | 2018-01-23 | 2018-01-23 | It is a kind of for monitoring the method and system of locomotive environmental parameter |
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| CN110068360A true CN110068360A (en) | 2019-07-30 |
Family
ID=67365065
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| CN201810063790.6A Pending CN110068360A (en) | 2018-01-23 | 2018-01-23 | It is a kind of for monitoring the method and system of locomotive environmental parameter |
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| CN112721902A (en) * | 2021-01-29 | 2021-04-30 | 株洲中车奇宏散热技术有限公司 | Intelligent monitoring method for locomotive brake resistor fault |
| CN114954564A (en) * | 2022-04-28 | 2022-08-30 | 冯斌 | Big data operation monitoring system of heavy-duty locomotive |
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