CN1397463A - Load recorder for internal combustion locomotive - Google Patents
Load recorder for internal combustion locomotive Download PDFInfo
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- CN1397463A CN1397463A CN 02100448 CN02100448A CN1397463A CN 1397463 A CN1397463 A CN 1397463A CN 02100448 CN02100448 CN 02100448 CN 02100448 A CN02100448 A CN 02100448A CN 1397463 A CN1397463 A CN 1397463A
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- internal combustion
- locomotive
- combustion locomotive
- load recorder
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Abstract
A load recorder for IC locomotive is composed of the supervisory motherbord inserted in the extension slot of locomotive safety monitor, dumpling device and sensor. The said supervisory motherboard consists of digital signal acquiring-processing circuit, communication circuit, data memory, current-voltage acquiring sensors and controller. It can improve the reliability of locomotive.
Description
Technical field
The present invention relates to a kind of main generator rectifier output voltage, electric current, electric power of real-time monitoring diesel-electric locomotive, thereby calculate the novel locomotive diesel technology status real time monitor instrument of diesel engine of locomotive accumulative total output work (lifting capacity) in given period.
It is installed on Zhuzhou electric Locomotive Inst., Ministry of Railways's development and production " TAX2 type locomotive safety information comprehensive monitoring device " expansion slot.
Background technology
For a long time, locomotive maintenance cycle and scope of repairing course are measured to determine according to the mono-kilometer always by the engineering system.Because locomotive is each section track profile and traction tonnage different in actual use, locomotive operation load has very big-difference, and this has just caused the expense damage degree difference of locomotive.So adopt unified by locomotive running kilometers determine various repair journey the incompatibility Ministry of Railways repair the requirement of system reform about deepening locomotive energetically, the part locomotive reliability is descended, and causes the unreasonable expenditure of a large amount of locomotive inspection and repair costs.
Relevant department proposes, and what really can reflect the diesel locomotive state of the art is the state of the art of diesel engine of diesel locomotive, and the diesel technology state is an important evidence of determining the diesel locomotive period of inspection and repair; And the diesel engine output work is the state of the art that how much has determined diesel engine of lifting capacity.Therefore, the diesel engine output work can accurately reflect the diesel locomotive state of the art, and then calculates the period of inspection and repair of diesel locomotive.
Now, " TAX2 type locomotive safety information comprehensive monitoring device " installed according to Ministry of Railways's file by most of locomotive depot on locomotive, and " TAX2 type locomotive safety information comprehensive monitoring device " in fact is exactly an expansion platform that power supply and locomotive operation information can be provided to expansion board at any time.
Summary of the invention
The objective of the invention is provides a cover complete monitoring diesel-electric locomotive load recorder for locomotive depot, can write down the load condition of locomotive in different track section utilizations, thereby come from the principle of prevention according to repair quality, by analyzing the lifting capacity index of locomotive, determine the echelon periodic structure of locomotive repair, improve the reliability of locomotive, reduce the locomotive inspection and repair cost.
The object of the present invention is achieved like this: load recorder for internal combustion locomotive, and it comprises detects motherboard, dump device, sensor; Described detection motherboard is installed on the motorcycle safety informix monitoring device expansion slot, and it is made up of digital signal acquiring treatment circuit, communicating circuit, data memory, current/voltage pick-up transducers and detection mainboard control unit.
The present invention and prior art have following advantage: 1) native system has solved the drifting problem of sensor, makes system performance stable, and detecting accurately can uninterrupted throughout the year long-term use.2) solved the mass data storage problem of mini-system, the storage data capacity is big, and the holding time is long.3) native system has solved the powerful electromagnetic interference problem of locomotive in-to-in, makes that system's antijamming capability is strong, meets the mobile unit requirement.4) native system has solved 485 communication issues with " the TAX2 type locomotive safety information comprehensive monitoring device " of Zhuzhou electric Locomotive Inst., Ministry of Railways development and production.5) simple in structure, resource is saved in installation, easy to maintenance.6) native system can be used the record data, in conjunction with the detection data of fuel consumption meter, pressure wave detector, can grope locomotive load amount and diesel engine performance variation relation comprehensively.7) native system has the hardware check function, when system breaks down, can report position of fault and type.8) management software can be read testing result analysis, the form of output standard.9) native system is positioned on detection, processing, the integrated expansion board of register system on " TAX2 type locomotive safety information comprehensive monitoring device ", not only can read locomotive exploit information such as time, kilometer post, speed at any time, can also realize the unitarity on time, kilometer post of record data and LKJ-93 institute recorded information, realize the dynamic tracing management of maintenance department, improve recorded analysis efficiency and the degree of utilization of load recorder the locomotive load situation.10) the present invention " diesel locomotive load record instrument " not only can carry out data dump with the dump device of special use, realize communication with ground-based computer, can also carry out data recording by the communication record unit of " tax2 case ", thereby utilize the dump device of the existing LKJ-93 of locomotive depot to realize data dump.
Description of drawings
Fig. 1: hardware system structure block diagram.
Fig. 2: digital signal input circuit schematic diagram.
Fig. 3: analog to digital conversion circuit schematic diagram.
Fig. 4: keyboard circuit schematic diagram.
Fig. 5: RS232 communicating circuit schematic diagram.
Fig. 6: Dongle schematic diagram.
Fig. 7: current and voltage signals Acquisition Circuit and buffer circuit schematic diagram.
Fig. 8: display driver circuit schematic diagram.
Fig. 9: control, memory circuit schematic diagram.
Figure 10: show the negative supply schematic circuit diagram.
Figure 11: main program flow chart.
Figure 12: serial-port communication---dump device and computer program diagram of circuit.
Figure 13: serial-port communication---dump device and mainframe program diagram of circuit.
Figure 14: serial-port communication---motherboard and TAX2 signal procedure diagram of circuit.
Figure 15: RS485 communicating circuit schematic diagram.
Figure 16: native system outside drawing.
The specific embodiment
Describe inventive embodiments in detail below in conjunction with accompanying drawing.
This load recorder for internal combustion locomotive is divided into detection motherboard, sensor, dump device, management software four parts.They are work like this: sensor acquisition locomotive current and voltage signals, through after the isolation processing, output stabilizing low voltage signal send motherboard, motherboard is discerned calculating after collecting the signal of sensor output, obtain every desired data, simultaneously, the locomotive information that TAX2 case of the every 50ms reception of motherboard transmits refreshes motherboard record information coordinate.When the needs data dump, available dump device dump motherboard record data, and pass to ground-based computer.Software detects software, dump device communication software, ground-based computer administrative analysis software by main frame and forms.(see figure 1)
The native system digital signal acquiring is handled and is made up of U3, U5A, R6, R8, U6, U8, finishes the acquisition process of sensor output signal.Guarantee the frequency and the precision of data acquisition.Working process is: when sensor output signal entered IN0/IN1, CPU control U3 gating wherein a tunnel made signal enter U5A, carries out the processing that signal amplifies, and output enters U6 through IN and carries out the A/D conversion.(seeing Fig. 2,3)
In Fig. 4, U22, U23 form keyboard control circuit, realize man machine communication.Working process is: when key is pressed, and U22, U23 identification, recognition data U22 send CPU after handling, and CPU identification back is according to what work of program design judgment processing.
In Fig. 5, U2, C5, C6, C7, C8 form communicating circuit, the corresponding mutually formation order circuit of RXD, TXD, 232TD, 232RD.
In Fig. 6, U9, C3, R13 constitute the Dongle circuit, and when system reset circuit broke down or be subjected to external interference ,/RES sent reset signal in 1.2 seconds, made system's normal operation again.
In Fig. 7, U6, U4 constitute the diesel-electric locomotive master and send out rectifier output voltage, current acquisition sensor, and IR1, IR2 are the positive and negative input of locomotive electric current, after U4 isolates processing and amplifying, export to motherboard by IN0; R9, R1, C4, TVS1 constitute the voltage input end modulate circuit, TVS1 by+12V ,-the 12V power supply, make TVS1 work, VR1, VR2 are the input of locomotive voltage, after GTL isolates processing and amplifying, by IN1 output, send motherboard.
In Fig. 8, U15,74LS04 constitute the large-screen lc display driver circuit, and it is visual to realize that this system detects, controls.
In Fig. 9, U1, U13, U3, U14 constitute the detection master machine control unit.U1 finishes according to the detection of the detection of U4 storage, communication, trouble tracing software control total system, communication, self-checking function, and U2, U3 realize that data latch.U11, U12 form chip select circuit, according to U1 Instruction Selection hardware, finish corresponding function, and C43, C44, XTA3 form crystal oscillating circuit jointly, determine total system work speed and frequency of operation.
In Figure 10, U17, D2, C10 constitute large-screen lc display backlight circuit.
In Figure 11, Figure 12, Figure 13, be detection, the communication program flow process that detects main frame and dump device.
In Figure 15, U16, U10A, U11A constitute 485 communication circuits, realize " the TAX2 type locomotive safety information comprehensive monitoring device " of motherboard and Zhuzhou electric Locomotive Inst., Ministry of Railways's development and production, CPU control Q1 end, when Q1 holds cake at ordinary times, the data output function of gating U16, driving COM2A, COM2A is output driver, realizes that data are by the transmission of motherboard to TAX2; When the Q1 low spot at ordinary times, making COM2A, COM2A is receptor, realizes that data are by the transmission of TAX2 to motherboard.
U1 of the present invention is 8098, U2 is that MAX232, U3 are AD7503, and U4 is that AD202JY, U5 are 62256, U5A is that LM358, U6 are that AD574, U7 are that GTL, U8 are that 74LS377, U9 are that DS1232, U10A are that 74LS21, U11 are that 74LS138, U12 are that 74LS373, U13 are that 74LS373, U14 are 2674, U15 is that 74LS245, U16 are that MAX1480, U17 are 7660, U14A is that 74LS08, U22 are 8279, U23 is 74LS138.
Claims (8)
1, load recorder for internal combustion locomotive is characterized in that: it comprises detects motherboard (1), dump device (2), sensor (3); Described detection motherboard (1) is installed on the motorcycle safety informix monitoring device expansion slot, and it is made up of digital signal acquiring treatment circuit, communicating circuit, data memory, current/voltage pick-up transducers and detection mainboard control unit.
2, load recorder for internal combustion locomotive according to claim 1, it is characterized in that: described digital signal acquiring treatment circuit is made up of U3, U5A, R6, R8, U6, U8, described detection master machine control unit is made of U1, U13, U3 and U14, described current/voltage pick-up transducers is made of U4 and U6, and described communication circuit is 485 communication circuits and 232 communication circuits.
3, load recorder for internal combustion locomotive according to claim 1 and 2, it is characterized in that: described sensor (3) is by current sensor, voltage sensor is formed, and described dump device (2) is made up of control unit, data storage cell, Keyboard Control unit, Dongle circuit.
4, load recorder for internal combustion locomotive according to claim 3 is characterized in that: described keyboard control circuit is made up of U22, U23, and described Dongle circuit is made of U9, C3, R13.
5, load recorder for internal combustion locomotive according to claim 3 is characterized in that: described 485 communication circuits are made of U16, U10A and U11A, and described 232 communication circuits are made up of U2.
6, load recorder for internal combustion locomotive according to claim 1, it is characterized in that: further comprising liquid crystal display drive circuit, LCD backlight circuit, communicating circuit and order circuit, described liquid crystal display drive circuit is made of U15,74LSO4, described LCD backlight circuit is made of U17, D2, C10, described communicating circuit is made up of U2, C5, C6, C7, C8, and described order circuit is made of RXD, TXD, the mutual correspondence of 232TD, 232RD.
7, load recorder for internal combustion locomotive according to claim 1 is characterized in that: R1, R9, C4, TVS1 constitute the voltage input end modulate circuit, and U11, U12 form chip select circuit, and C43, C44, XTA3 form crystal oscillating circuit jointly.
8, load recorder for internal combustion locomotive according to claim 1 is characterized in that; Described U1 is 8098, U2 is that MAX232, U3 are AD7503, and U4 is that AD202JY, U5 are 62256, U5A is that LM358, U6 are that GTL, U8 are that 74,LS3 77, U9 are that DS1232, U10A are that 74LS21, U10B are that 74LS21, U11 are that 74LS138, U12 are that 74LS373, U13 are that 74LS373, U14 are 2674, U15 is that 74,LS2 45, U16 are that MAX1480, U17 are 7660, U21C is that 74LS04, U14A are that 74LS08, U21A are that 74LS04, U21C are that 74LS04, U22 are 8279, U23 is 74LS138.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB02100448XA CN1192929C (en) | 2002-01-30 | 2002-01-30 | Load recorder for internal combustion locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB02100448XA CN1192929C (en) | 2002-01-30 | 2002-01-30 | Load recorder for internal combustion locomotive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1397463A true CN1397463A (en) | 2003-02-19 |
| CN1192929C CN1192929C (en) | 2005-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB02100448XA Expired - Fee Related CN1192929C (en) | 2002-01-30 | 2002-01-30 | Load recorder for internal combustion locomotive |
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| CN (1) | CN1192929C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676390B (en) * | 2004-09-01 | 2010-10-13 | 兰州大成科技股份有限公司 | Control-supervise-monitor integrated railway signal foundation equipment electronic control device |
| CN102092409A (en) * | 2010-12-31 | 2011-06-15 | 北京世纪东方国铁科技股份有限公司 | Digital plane shunting system |
| CN103049944A (en) * | 2012-12-31 | 2013-04-17 | 株洲南车时代电气股份有限公司 | Service data recording device for diesel locomotive |
-
2002
- 2002-01-30 CN CNB02100448XA patent/CN1192929C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1676390B (en) * | 2004-09-01 | 2010-10-13 | 兰州大成科技股份有限公司 | Control-supervise-monitor integrated railway signal foundation equipment electronic control device |
| CN102092409A (en) * | 2010-12-31 | 2011-06-15 | 北京世纪东方国铁科技股份有限公司 | Digital plane shunting system |
| CN103049944A (en) * | 2012-12-31 | 2013-04-17 | 株洲南车时代电气股份有限公司 | Service data recording device for diesel locomotive |
| CN103049944B (en) * | 2012-12-31 | 2016-03-23 | 株洲南车时代电气股份有限公司 | Diesel locomotive service data pen recorder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1192929C (en) | 2005-03-16 |
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