CN101989071A - Logic control method and device of electric locomotive - Google Patents
Logic control method and device of electric locomotive Download PDFInfo
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- CN101989071A CN101989071A CN2009101613524A CN200910161352A CN101989071A CN 101989071 A CN101989071 A CN 101989071A CN 2009101613524 A CN2009101613524 A CN 2009101613524A CN 200910161352 A CN200910161352 A CN 200910161352A CN 101989071 A CN101989071 A CN 101989071A
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Abstract
The invention provides logic control method and device of an electric locomotive. The method comprises the following steps of: receiving an instruction signal inputted by the electric locomotive; converting the instruction signal into a control command on an external load by utilizing a logic control main machine; and outputting the control command to the external load. The device comprises an input unit, a control unit and an output unit, wherein the input unit is used for receiving the instruction signal inputted by the electric locomotive; the control unit is used for converting the instruction signal into the control command on the external load by utilizing the logic control main machine; and the output unit is used for outputting the control command to the external load. By adopting the technical scheme, the device has the advantages that by adopting the technical measures of receiving the instruction signal inputted by the electric locomotive, converting the instruction signal into the control command on the external load by utilizing the logic control main machine, and outputting the control command to the external load, the device achieves the technical effects of greatly simplifying a contact control circuit of the electric locomotive, reducing external wiring and improving the reliability of a system.
Description
Technical field
The present invention relates to railway locomotive, relate in particular to a kind of electric locomotive logic control method and device.
Background technology
The complete cover control circuit system of existing locomotive need be made up of a large amount of auxiliary reclays, the time relay and a large amount of relay and the lengthy and tedious wiring between the relay.The auxiliary reclay herein and the time relay are two types in the relay, and the time relay is a kind of relay with certain hour time-delay, and auxiliary reclay is a kind of relay of not free time-delay.In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: the relay contactor control circuit of existing control circuit system, the parts link that seals in one bar control loop is many more, its reliability is low more, occupation space is big more, and brought great inconvenience for the Maintenance and Repair personnel, certain incident on conventional locomotive, owing to may be the problem of the some initiations in the multipole driving that exists, driver and conductor or Maintenance and Repair personnel often will open Electric Appliance Cabinet and check the duty of lengthy and tedious relay and the reliability of peripheral line one by one, and searching and keeping in repair of fault is very complicated.
Summary of the invention
The embodiment of the invention provides a kind of electric locomotive logic control method and device, to solve the existing low defective of locomotive control Circuits System reliability.
On the one hand, the embodiment of the invention provides a kind of electric locomotive logic control method, and said method comprises: the command signal that receives the electric locomotive input; Utilize the logic control main frame to convert above-mentioned command signal to control command to external loading; Export above-mentioned control command to above-mentioned external loading.
On the other hand, the embodiment of the invention provides a kind of electric locomotive logic control device, and said apparatus comprises: input block is used to receive the command signal that electric locomotive is imported; Control module is used to utilize the logic control main frame to convert above-mentioned command signal to external loading control command; Output unit is used for exporting above-mentioned control command to above-mentioned external loading.
Technique scheme has following beneficial effect: because adopt the command signal that receives the electric locomotive input; Utilize the logic control main frame to convert above-mentioned command signal to control command to external loading; Export the technological means of above-mentioned control command to above-mentioned external loading,, reduce aerial lug, improve the technology of dependability effect of system so reached the contactor control circuit of simplifying electric locomotive greatly.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of electric locomotive logic control method of embodiment of the invention process flow diagram;
Fig. 2 is a kind of electric locomotive logic control device of embodiment of the invention structural representation;
Fig. 3 is an embodiment of the invention logic control element A group plugboard location layout synoptic diagram;
Fig. 4 is an embodiment of the invention logic control element B group plugboard location layout synoptic diagram;
Fig. 5 is the external form synoptic diagram of embodiment of the invention logic control element.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiment one:
As shown in Figure 1, be a kind of electric locomotive logic control method of embodiment of the invention process flow diagram, said method comprises:
Optionally, the above-mentioned command signal command signal that can transmit for above-mentioned electric locomotive Control System of Microcomputer.Above-mentioned command signal can be the 110V command signal that above-mentioned electric locomotive driver controller/the key-lifting switch group transmits.Above-mentioned command signal can be one or more the 110V command signals that transmit in the auxiliary contact of the main circuit breaker of above-mentioned electric locomotive, disconnector, two positions switch, contactor.
Optionally, if above-mentioned command signal is above-mentioned 110V command signal, then with the step-down of above-mentioned 110V command signal process resistor network, utilize the stabilivolt amplitude limit, through capacitor filtering, import above-mentioned logic control main frame again after isolating through the light lotus root again, utilize above-mentioned logic control main frame to convert above-mentioned command signal to control command then external loading.The said external load comprises electric connector etc., and the embodiment of the invention is not as limit.
Optionally, can adopt mos field effect transistor, export above-mentioned control command to above-mentioned external loading as power switch component.The state that can show the step of the command signal that above-mentioned reception electric locomotive is imported at any time, and/or above-mentioned state from the step of above-mentioned control command to above-mentioned external loading that export by status lamp.
The technical scheme of said method embodiment of the present invention has following beneficial effect: because adopt the command signal that receives the electric locomotive input; Utilize the logic control main frame to convert above-mentioned command signal to control command to external loading; Export the technological means of above-mentioned control command to above-mentioned external loading,, reduce aerial lug, improve the technology of dependability effect of system so reached the contactor control circuit of simplifying electric locomotive greatly.
Embodiment two:
As shown in Figure 2, be a kind of electric locomotive logic control device of embodiment of the invention structural representation, said apparatus 20 comprises: input block 201 is used to receive the command signal that electric locomotive is imported; Control module 202 is used to utilize logic control main frame (the logic control main frame entirely for computing machine, can be logic control equipment such as PC, microprocessor not necessarily) to convert above-mentioned command signal to external loading control command herein; Output unit 203 is used for exporting above-mentioned control command to above-mentioned external loading.
Optionally, the command signal that receives of above-mentioned input block 201 command signal that can transmit for above-mentioned electric locomotive Control System of Microcomputer.The command signal that above-mentioned input block 201 receives can be the 110V command signal that above-mentioned electric locomotive driver controller/the key-lifting switch group transmits.The command signal that above-mentioned input block 201 receives can be one or more the 110V command signals that transmit in the auxiliary contact of the main circuit breaker of above-mentioned electric locomotive, disconnector, two positions switch, contactor.
Optionally, if the command signal that above-mentioned input block 201 receives is above-mentioned 110V command signal, then said apparatus can also comprise: pretreatment unit, be used for above-mentioned 110V command signal through the resistor network step-down, utilize the stabilivolt amplitude limit, through capacitor filtering, import above-mentioned logic control main frame again after isolating through the light lotus root again, above-mentioned then control module utilizes above-mentioned logic control main frame to convert above-mentioned command signal to external loading control command.Said apparatus also comprises: display unit can be used for showing at any time by status lamp the state of above-mentioned input block and/or the state of above-mentioned output unit.
Optionally, above-mentioned output unit 203 further can be used to adopt mos field effect transistor as power switch component, exports above-mentioned control command to above-mentioned external loading.Above-mentioned input block 201 and/or above-mentioned output unit 203 can adopt the software redundancy design to satisfy the needs of the electric locomotive of different model.The said external load comprises electric connector etc., and the embodiment of the invention is not as limit.
The technical scheme of said apparatus embodiment of the present invention has following beneficial effect: because adopt the command signal that receives the electric locomotive input; Utilize the logic control main frame to convert above-mentioned command signal to control command to external loading; Export the technological means of above-mentioned control command to above-mentioned external loading,, reduce aerial lug, improve the technology of dependability effect of system so reached the contactor control circuit of simplifying electric locomotive greatly.
Embodiment three:
Above-mentioned electric locomotive logic control device can be electric locomotive logic control element (LCU), it is equivalent to common Programmable Logic Controller (PLC), this device input power supply is direct current 110V, this control system mainly comprises control cabinet (realizing the function of above-mentioned control module), output unit (realizing the function of above-mentioned output unit) and peripheral connector (realizing the function of above-mentioned input block), this device can be installed in the inner position that is fit to of locomotive, by using this device can reduce the use of a large amount of aerial lug and relay, and can observe the input/output state of each link of locomotive control loop by the status lamp display unit at any time, bring great convenience for the safe operation and the Maintenance and Repair work of locomotive.This electric locomotive logic control element is installed on position suitable between locomotive equipment, provides direct current 110V working power by locomotive, and locomotive input, output signal are undertaken and locomotive interactive information instruction control by main frame electric connector to the periphery.
The main effect of electric locomotive logic control element in electric locomotive is exactly to replace the relay contactor control circuit that locomotive is uploaded system, with the external loadings such as the direct control contactor of instruction that microcomputer sends, avoids the multistage driving of conventional locomotive control circuit.
The electric locomotive logic control element adopts locomotive electronic-controlled installation power source special, power supply meets relevant railway standard, its input voltage is 77 volts to 137.5 volts, output voltage be+5 volts/2 peaces ,+15 volts/2 pacify, the voltage signal of locomotive 110V drives parts such as the peripheral corresponding contactor of locomotive by this device, and adopting two groups of control function Redundancy Design of A, B, A, B adopt independently stabilized voltage supply for two groups separately.As shown in Figure 5, be the external form synoptic diagram of embodiment of the invention logic control element.As shown in Figure 3, be embodiment of the invention logic control element A group plugboard location layout synoptic diagram; As shown in Figure 4, be embodiment of the invention logic control element B group plugboard location layout synoptic diagram, it adopts two groups of control function Redundancy Design of A, B is during for therein one group of fault, and another group replaces its work, guarantee that locomotive normally moves, improve the reliability of the normal operation of locomotive; The control cabinet is made up of control panel A, B, C, D, E, F, G, H and power panel, and output unit is the status lamp display unit of every control panel input/output signal, and peripheral connector is the information input-output unit of all control panels.
The input signal of electric locomotive logic control element mainly contains three classes: the signal that the electric locomotive Control System of Microcomputer is come, and these signals can be directly inputted to LCU; Wait next 110V command signal from driver controller, key-lifting switch group; Auxiliary contact or other next 110V command signals of special relay that can't replace from main circuit breaker, disconnector, two positions switch and contactor etc. with LCU.The 110V signal voltage that the input-cell circuitry of electric locomotive logic control element is come in the outside through the resistor network step-down, utilize the stabilivolt amplitude limit, through capacitor filtering, isolate back input LCU main frame through the light lotus root again.Sort circuit has uses ripe advantage, and experiment shows that its reliability is very high, and antijamming capability is strong, can adapt to the working environment of electric locomotive.
LCU internal work voltage is a few volt levels, load capacity is less, in order to make it have enough driving forces, LCU output unit circuit adopts MOSFET (mos field effect transistor) rate of doing work on-off element, load capacity is big, the switching speed height, and when 110V direct supply voltage wide variation, logic function still keeps operate as normal.
According to required function of finishing of system and the special working environment of electric locomotive, LCU adopts modular design on hardware configuration, can be according to the needs expansion input and output point of the locomotive of different model, utilize software to carry out that different logical groups is incompatible to meet the demands, adopt the software redundancy design during software programming.
Adopt this device can simplify the contactor control circuit of electric locomotive greatly, reduce aerial lug, improve the reliability of system; This device also can be simplified the design of electric locomotive control system greatly, improves the dirigibility that system design is made, and shortens the time of motor locomotive electric apparatus system design debugging, realizes the versatility of control system; After adopting the locomotive logic control element, cancelled a large amount of auxiliary reclays, the time relay and peripheral lengthy and tedious wiring, and vacateed effectively for the locomotive equipment layout and can utilize the space.Driver and conductor or Maintenance and Repair personnel can pass through the distinctive control circuit status lamp of locomotive logic control element display unit simultaneously, easily the duty of inspection or monitoring locomotive control loop.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct related hardware to finish by program, described program can be stored in the computer read/write memory medium, this program is when carrying out, comprise above-mentioned all or part of step, described storage medium, as: ROM/RAM, disk, CD etc.
Above-described embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (15)
1. an electric locomotive logic control method is characterized in that, described method comprises:
Receive the command signal of electric locomotive input;
Utilize the logic control main frame to convert described command signal to control command to external loading;
Export described control command to described external loading.
2. method according to claim 1 is characterized in that described command signal is the command signal that described electric locomotive Control System of Microcomputer transmits.
3. method according to claim 1 is characterized in that described command signal is the 110V command signal that described electric locomotive driver controller/the key-lifting switch group transmits.
4. method according to claim 1 is characterized in that, described command signal is one or more the 110V command signals that transmit in the auxiliary contact of main circuit breaker, disconnector, two positions switch, contactor of described electric locomotive.
5. as method as described in claim 3 or 4, it is characterized in that, if described command signal is described 110V command signal, then with the step-down of described 110V command signal process resistor network, utilize the stabilivolt amplitude limit, through capacitor filtering, import described logic control main frame again after isolating through the light lotus root again, utilize described logic control main frame to convert described command signal to control command then to external loading.
6. method according to claim 1 is characterized in that, described step from described control command to described external loading that export comprises:
Adopt mos field effect transistor as power switch component, export described control command to described external loading.
7. method according to claim 1 is characterized in that described method also comprises:
At any time the state of step that shows the command signal of described reception electric locomotive input by status lamp, and/or described state from the step of described control command to described external loading that export.
8. an electric locomotive logic control device is characterized in that, described device comprises:
Input block is used to receive the command signal that electric locomotive is imported;
Control module is used to utilize the logic control main frame to convert described command signal to external loading control command;
Output unit is used for exporting described control command to described external loading.
9. as device as described in the claim 8, it is characterized in that the command signal that described input block receives is the command signal that described electric locomotive Control System of Microcomputer transmits.
10. as device as described in the claim 8, it is characterized in that the command signal that described input block receives is the 110V command signal that described electric locomotive driver controller/the key-lifting switch group transmits.
11. as device as described in the claim 8, it is characterized in that the command signal that described input block receives is one or more the 110V command signals that transmit in the auxiliary contact of main circuit breaker, disconnector, two positions switch, contactor of described electric locomotive.
12., it is characterized in that if the command signal that described input block receives is described 110V command signal, then described device also comprises as device as described in claim 10 or 11:
Pretreatment unit, be used for described 110V command signal through the resistor network step-down, utilize the stabilivolt amplitude limit, through capacitor filtering, import described logic control main frame again after isolating through the light lotus root, described then control module utilizes described logic control main frame to convert described command signal to external loading control command again.
13., it is characterized in that described output unit is further used for adopting mos field effect transistor as power switch component, exports described control command to described external loading as device as described in the claim 8.
14., it is characterized in that described device also comprises as device as described in the claim 8:
Display unit is used for showing at any time by status lamp the state of described input block and/or the state of described output unit.
15., it is characterized in that described input block and/or described output unit adopt the software redundancy design to satisfy the needs of the electric locomotive of different model as device as described in the claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101613524A CN101989071A (en) | 2009-07-31 | 2009-07-31 | Logic control method and device of electric locomotive |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101613524A CN101989071A (en) | 2009-07-31 | 2009-07-31 | Logic control method and device of electric locomotive |
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| CN2009101613524A Pending CN101989071A (en) | 2009-07-31 | 2009-07-31 | Logic control method and device of electric locomotive |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592488A (en) * | 2012-03-14 | 2012-07-18 | 长春轨道客车股份有限公司 | Main circuit breaker debugging operating skill training system for high-speed motor train unit, and control method thereof |
| CN102592489A (en) * | 2012-03-14 | 2012-07-18 | 长春轨道客车股份有限公司 | Skill training system for commissioning operation of traction motor of high-speed motor train unit and control method |
| CN109189375A (en) * | 2018-11-03 | 2019-01-11 | 中车永济电机有限公司 | Electric locomotive entire vehicle control software framework |
-
2009
- 2009-07-31 CN CN2009101613524A patent/CN101989071A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102592488A (en) * | 2012-03-14 | 2012-07-18 | 长春轨道客车股份有限公司 | Main circuit breaker debugging operating skill training system for high-speed motor train unit, and control method thereof |
| CN102592489A (en) * | 2012-03-14 | 2012-07-18 | 长春轨道客车股份有限公司 | Skill training system for commissioning operation of traction motor of high-speed motor train unit and control method |
| CN102592488B (en) * | 2012-03-14 | 2014-07-30 | 长春轨道客车股份有限公司 | Main circuit breaker debugging operating skill training system for high-speed motor train unit, and control method thereof |
| CN109189375A (en) * | 2018-11-03 | 2019-01-11 | 中车永济电机有限公司 | Electric locomotive entire vehicle control software framework |
| CN109189375B (en) * | 2018-11-03 | 2021-11-26 | 中车永济电机有限公司 | Whole vehicle control software framework of electric locomotive |
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Application publication date: 20110323 |