CN204007696U - A kind of train operation experimental provision based on distributed test system - Google Patents
A kind of train operation experimental provision based on distributed test system Download PDFInfo
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- CN204007696U CN204007696U CN201420268559.8U CN201420268559U CN204007696U CN 204007696 U CN204007696 U CN 204007696U CN 201420268559 U CN201420268559 U CN 201420268559U CN 204007696 U CN204007696 U CN 204007696U
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Abstract
The utility model discloses a kind of train operation experimental provision based on distributed test system, comprising: test cell, switch and microprocessor; Wherein: what test cell was distributed in train respectively saves compartment, obtains the experimental data of train operation, and described experimental data is transferred to connected switch by the communications cable; Switch receives described experimental data, and described experimental data is transferred to connected microprocessor by the communications cable; Microprocessor, by the described experimental data experiment Analysis receiving, generates experimental result.The utility model compared with prior art, has high integration, high flux, high synchronism, has improved conventional efficient and has been conducive to carry out field experiment.
Description
The application requires to submit on March 17th, 2014 right of priority that Patent Office of the People's Republic of China, application number are 201420119553.4, utility model name is called the Chinese patent application of " a kind of train operation experimental provision based on distributed test system " to, and its full content is by reference in conjunction with in this application.
Technical field
The utility model relates to train experimental technique field, more particularly, relates to a kind of train operation experimental provision based on distributed test system.
Background technology
In recent years, along with the increase day by day of urban population, the pressure of urban transportation also increases gradually.And subway is as a kind of jumbo City Rail Transit System, because it has reliable punctuality and reaching property of speed, higher security, and noise is little, pollutes few advantage, so its application in each city is also more and more extensive.For adapting to the different geography in each city and weather conditions, and resident population's quantity in each city, the pattern of urban track traffic is also more and more diversified, also exists very large difference between the type of vehicle adopting.This just need to carry out running test to first car of each vehicle, examines thus the design of vehicle whether to meet line condition and handling capacity of passengers.
In actual experimental measurement process, tested parameter often presents certain space and distributes, and a plurality of tested parameters coexist in same environment, and test normally completes on each user's operating line.Traditional test method is to adopt a plurality of current sensors, voltage sensor and temperature sensor to measure, in order to gather transmission multi-group data simultaneously, just need a large amount of signal transmssion lines, it is too complicated to there is pilot system in this, the problem that is not easy to carry, cannot realize effectively, detect efficiently.The shortcoming that exists poor synchronization and data analysis to lag behind of measuring process simultaneously, can not Real-Time Monitoring train operation in each measurement parameter curvilinear motion, can not analyze timely occur in train travelling process abnormal.So, for obtaining this class testing parameter than more complete information, realize a plurality of target parameters that detect a plurality of test environments or same environment simultaneously, need development to possess high integration, high flux, high synchronism, first car operating test device of portable new distribution type, can judge preferably whether the design of train meets user's demand, be convenient in time according to user's requirement change design.
Utility model content
In view of this, the utility model provides a kind of train operation experimental provision based on distributed test system, has high integration, high flux, high synchronism, can improve conventional efficient and be conducive to carry out field experiment.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of train operation experimental provision based on distributed test system, comprising: test cell, switch and microprocessor; Wherein:
What described test cell was distributed in train respectively saves compartment, obtains the experimental data of train operation, and described experimental data is transferred to connected described switch by the communications cable;
Described switch receives described experimental data, and described experimental data is transferred to connected described microprocessor by the communications cable;
Described microprocessor, by the described experimental data experiment Analysis receiving, generates experimental result.
Preferably, described test cell comprises: temperature test module, voltage test module, testing current module and photoelectric encoder module; Wherein:
Described temperature test module distribution, in each compartment of train, is measured the temperature in each compartment;
Described voltage test module is distributed in each compartment of train, measures the voltage in each compartment;
Described testing current module distribution, in each compartment of train, is measured the electric current in each compartment;
Described photoelectric encoder module is measured the speed of train.
Preferably, described temperature test module comprises: temperature sensor and infrared temperature-test sensor; Wherein:
Described temperature sensor detects the temperature of train braking resistance, main inverter and subordinate inverter;
Described infrared temperature-test sensor detects the temperature of train wheel.
Preferably, described voltage test module comprises: low voltage test module and high voltage test module.
Preferably, described temperature sensor comprises: PT100 SMD temperature amber resistance and NI9219 data collecting card;
Described NI9219 comprises 4 road RTD and gathers.
Preferably, described infrared temperature-test sensor comprises: infrared temperature sensor and NI9222 test module;
Described NI9222 test module is 4 passages, and sampling rate is 500ks/s, and voltage measurement scope is ± 10V that resolution is 16.
From above-mentioned technical scheme, can find out, the disclosed a kind of train operation experimental provision based on distributed test system of the utility model, the test cell that respectively saves compartment by being distributed in train obtains the experimental data of train operation, and by switch, experimental data is transferred to microprocessor, microprocessor, by the experimental data experiment Analysis receiving, generates experimental result.Compared with prior art, there is high integration, high flux, high synchronism, improved conventional efficient and be conducive to carry out field experiment.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of the disclosed a kind of train operation experimental provision based on distributed test system of the utility model;
Fig. 2 is the structural representation of the train operation experimental provision of the disclosed another kind of the utility model based on distributed test system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of train operation experimental provision based on distributed test system, has high integration, high flux, high synchronism, can improve conventional efficient and be conducive to carry out field experiment.
As shown in Figure 1, for the disclosed a kind of train operation experimental provision based on distributed test system of the utility model, comprising: test cell 11, switch 12 and microprocessor 13; Wherein:
What test cell 11 was distributed in train respectively saves compartment, obtains the experimental data of train operation, and described experimental data is transferred to connected switch 12 by the communications cable;
Switch 12 receives described experimental data, and described experimental data is transferred to connected microprocessor 13 by the communications cable;
Microprocessor 13, by the described experimental data experiment Analysis receiving, generates experimental result.
Concrete, principle of work and the process of the disclosed train operation experimental provision based on distributed test system of above-described embodiment are: first, by being distributed in the test cell that respectively saves compartment of train, obtain the experimental data of train in operational process, wherein, experimental data comprises temperature, voltage, electric current and the speed etc. of train in operational process.Then the experimental data of obtaining is transferred to switch 12 by the communications cable, switch 12 further transfers to microprocessor 13 by the experimental data receiving by the communications cable, finally, microprocessor 13, by the experimental data experiment Analysis receiving, generates experimental result.
The disclosed train operation experimental provision based on distributed test system of above-described embodiment, the test cell that respectively saves compartment by being distributed in train obtains the experimental data of train operation, and by switch, experimental data is transferred to microprocessor, microprocessor, by the experimental data experiment Analysis receiving, generates experimental result.Compared with prior art, there is high integration, high flux, high synchronism, improved conventional efficient and be conducive to carry out field experiment.
As shown in Figure 2, for the train operation experimental provision of the disclosed another kind of the utility model based on distributed test system, comprising: temperature test module 21, voltage test module 22, testing current module 23, photoelectric encoder module 24, switch 25 and microprocessor 26; Wherein:
Temperature test module 21 is distributed in each compartment of train, measures the temperature in each compartment, and the temperature measuring is transferred to connected switch 25;
Voltage test module 22 is distributed in each compartment of train, measures the voltage in each compartment, and by the voltage transmission measuring to connected switch 25;
Testing current module 23 is distributed in each compartment of train, measures the electric current in each compartment, and by the current delivery measuring to connected switch 25;
Photoelectric encoder module 24 is measured the speed of train, and the speed measuring is sent to connected switch 25;
Switch 25 is sent to connected microprocessor 26 by the temperature receiving, voltage, electric current and speed;
Microprocessor 26, by the temperature receiving, voltage, electric current and speed experiment Analysis, generates experimental result.
Concrete, above-mentioned temperature test module comprises: temperature sensor and infrared temperature-test sensor; Wherein: temperature sensor detects the temperature of train braking resistance, main inverter and subordinate inverter; Infrared temperature-test sensor detects the temperature of train wheel.Wherein: temperature sensor comprises: PT100 SMD temperature amber resistance and NI9219 data collecting card; NI9219 comprises 4 road RTD and gathers.Infrared temperature-test sensor comprises: infrared temperature sensor and NI9222 test module; NI9222 test module is 4 passages, and sampling rate is 500ks/s, and voltage measurement scope is ± 10V that resolution is 16.
Concrete, voltage test module comprises: low voltage test module and high voltage test module.
Concrete, principle of work and the process of the disclosed train operation experimental provision based on distributed test system of above-described embodiment are: by using the temperature sensor that the SMD amber resistance of PT100 and NI9219 data collecting card form to detect train braking resistance, and the main and auxiliary temperature that helps inverter etc.By the infrared temperature-test sensor that formed by infrared temperature sensor and NI9222 test module, gather the temperature signal of wheel, and convert thereof into voltage signal and enter voltage test module.By the working time that electric situation obtains air compressor machine that obtains of monitoring air compressor machine, the voltage signal of collection and other voltage, current signal directly enter testing current module and voltage test module, and speed pulse signal receives by photoelectric encoder module.All simulating signals that collect all convert digital signal to by Ethernet cabinet and transmit.From the unified transmission of signal of each joint compartment collection, enter switch, then import the microprocessor in PC into by switch.Microprocessor through various data analyses, calculates required parameter by the signal collecting, and as the voltage signal of infrared temperature-test sensor collection is directly changed into temperature, shows, the air compressor machine voltage collecting obtains electric situation and converts the demonstration of air compressor machine working time to.Data result is by analysis shown on PC, and the data waveform of real-time demonstration monitoring, braking resistor during as train in/out station, the main and auxiliary real time temperature curve that helps inverter and wheel, the variation of train electric moter voltage, electric current when train moves on the line, also can realize that net is pressed, the monitoring of net stream if change wide range voltage, testing current module.
In above-described embodiment, due to the Ethernet cabinet of choice for use, can realize with the hot-swappable I/O module of a plurality of integrated signals conditioning and matching, therefore by plugging different test modules, can measure electronics, physics, machinery or the voice signal of multiplexer channel.Signal unification through each Ethernet cabinet enters switch, thereby can realize the measurement collection of distributed system.Whole test unit forms based on pci bus mode and CAN bus, and switch is connected with PC, utilizes microprocessor to realize data and show and data processing on PC.
The function that microprocessor can be realized comprises the functions such as data processing function, Presentation Function, configuration feature, report capability, Interface Expanding.Data processing function is mainly: by data processing methods such as data filtering, spectrum analyses, the voltage of collection, current signal are carried out to filtering, again filtered signal is carried out to certain transformation calculations, obtain the data parameters numerical value that test needs, as the time of air compressor machine work, the instantaneous velocity of train etc.; Presentation Function is: online real-time demonstration test waveform, the data in monitoring test process, as the temperature variation of locomotive wheel, braking resistor etc. in operational process.Configuration feature is: can be according to different test parameter precision change sampling channels, sampling rate, the configuration of sampling number.Simultaneously according to the difference of measurement parameter synchronism being required to the configuration of change sample-synchronous.Also can realize hardware parameter is preserved and read in the mode of Parameter File, can set and carry out the preservation of test figure and read according to different operating condition of test simultaneously; Report capability is: import the test data being saved, can automatically derive Excel or Word etc.; Interface Expanding is mainly: increase self-defining processing capacity module and abundant arithmetic function, logarithmic function, trigonometric function, FFT spectrum analysis, curve, spike analysis and signal analysis etc. mathematical tool is provided, make whole test macro more powerful.
Every above-mentioned NI92194 comprises 4 road RTD and gathers, without external modulate circuit.
Above-mentioned NI9222 test module is 4 passages, and sampling rate is 500ks/s, and voltage measurement scope is ± 10V that resolution is 16.
The voltage tester scope of above-mentioned said low voltage test module is 0～5V, is NI9223 test module, and NI9223 test module is 4 passages, and sampling rate is 1Ms/s, and voltage measurement scope is ± 10V that resolution is 16.The test specification of testing current module is 0～50mA, is NI9219 test module, and NI9219 test module is 4 passages, and sampling rate is 100s/s, and current measuring range is 0～50mA.The test specification of high voltage test module is 0～380V, is NI9225 test module, and NI9225 test module is 3 passages, and sampling rate is 50ks/s, and voltage measurement scope is ± 300V.Photoelectric encoder module is NI9402 test module, and NI9402 test module is 4 passages, 55ns high speed digital I/O interface, addressable 4 general 32 digit counters/timers.
The above-mentioned said PC that microprocessor is housed can be one of them of various types of computing machines, notebook, laptop computer, industrial computer.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. the train operation experimental provision based on distributed test system, is characterized in that, comprising: test cell, switch and microprocessor; Wherein:
What described test cell was distributed in train respectively saves compartment, obtains the experimental data of train operation, and described experimental data is transferred to connected described switch by the communications cable;
Described switch receives described experimental data, and described experimental data is transferred to connected described microprocessor by the communications cable;
Described microprocessor, by the described experimental data experiment Analysis receiving, generates experimental result.
2. experimental provision according to claim 1, is characterized in that, described test cell comprises: temperature test module, voltage test module, testing current module and photoelectric encoder module; Wherein:
Described temperature test module distribution, in each compartment of train, is measured the temperature in each compartment;
Described voltage test module is distributed in each compartment of train, measures the voltage in each compartment;
Described testing current module distribution, in each compartment of train, is measured the electric current in each compartment;
Described photoelectric encoder module is measured the speed of train.
3. experimental provision according to claim 2, is characterized in that, described temperature test module comprises: temperature sensor and infrared temperature-test sensor; Wherein:
Described temperature sensor detects the temperature of train braking resistance, main inverter and subordinate inverter;
Described infrared temperature-test sensor detects the temperature of train wheel.
4. experimental provision according to claim 2, is characterized in that, described voltage test module comprises: low voltage test module and high voltage test module.
5. experimental provision according to claim 3, is characterized in that, described temperature sensor comprises: PT100 SMD temperature amber resistance and NI9219 data collecting card;
Described NI9219 comprises 4 road RTD and gathers.
6. experimental provision according to claim 3, is characterized in that, described infrared temperature-test sensor comprises: infrared temperature sensor and NI9222 test module;
Described NI9222 test module is 4 passages, and sampling rate is 500ks/s, and voltage measurement scope is ± 10V that resolution is 16.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420268559.8U CN204007696U (en) | 2014-03-17 | 2014-05-23 | A kind of train operation experimental provision based on distributed test system |
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| CN201420119553.4 | 2014-03-17 | ||
| CN201420119553 | 2014-03-17 | ||
| CN201420268559.8U CN204007696U (en) | 2014-03-17 | 2014-05-23 | A kind of train operation experimental provision based on distributed test system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968893A (en) * | 2014-03-17 | 2014-08-06 | 南车株洲电力机车有限公司 | Train operation experimental device based on distributed testing system |
| CN105270443A (en) * | 2015-11-13 | 2016-01-27 | 株洲南车时代电气股份有限公司 | Temperature monitoring device for rail vehicle power resistor |
-
2014
- 2014-05-23 CN CN201420268559.8U patent/CN204007696U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968893A (en) * | 2014-03-17 | 2014-08-06 | 南车株洲电力机车有限公司 | Train operation experimental device based on distributed testing system |
| CN105270443A (en) * | 2015-11-13 | 2016-01-27 | 株洲南车时代电气股份有限公司 | Temperature monitoring device for rail vehicle power resistor |
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