CN107893725A - A kind of startup method, system and device of diesel locomotive engine - Google Patents
A kind of startup method, system and device of diesel locomotive engine Download PDFInfo
- Publication number
- CN107893725A CN107893725A CN201711194717.4A CN201711194717A CN107893725A CN 107893725 A CN107893725 A CN 107893725A CN 201711194717 A CN201711194717 A CN 201711194717A CN 107893725 A CN107893725 A CN 107893725A
- Authority
- CN
- China
- Prior art keywords
- battery
- super capacitor
- discharge
- electric motor
- startup
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
- F02N11/08—Circuits or control means specially adapted for starting of engines
- F02N11/0862—Circuits or control means specially adapted for starting of engines characterised by the electrical power supply means, e.g. battery
- F02N11/0866—Circuits or control means specially adapted for starting of engines characterised by the electrical power supply means, e.g. battery comprising several power sources, e.g. battery and capacitor or two batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C5/00—Locomotives or motor railcars with IC engines or gas turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N2200/00—Parameters used for control of starting apparatus
- F02N2200/06—Parameters used for control of starting apparatus said parameters being related to the power supply or driving circuits for the starter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N2200/00—Parameters used for control of starting apparatus
- F02N2200/06—Parameters used for control of starting apparatus said parameters being related to the power supply or driving circuits for the starter
- F02N2200/063—Battery voltage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Abstract
This application discloses a kind of startup method of diesel locomotive engine, including：Start super capacitor and carry out high power discharge to starting electric motor loop, to drive engine by starting electric motor loop；Starting storage battery is discharged starting electric motor loop, and wherein the discharge current of battery is raised by predetermined speed；When the discharge current for detecting battery reaches predetermined current scope, stop electric discharge of the super capacitor to startup electric motor loop.By the present invention in that with the life-span super capacitor of about million times, heavy-current discharge during generator startup is carried out instead of battery, protects battery；The preferable low-temperature characteristics of super capacitor solves the problems, such as locomotive cold-starting difficulty；By this method, the reliability of electric power system significantly improves, and the life of storage battery increases, and locomotive is not required to dally, and can complete the short time and continuously start engine, save system cost, while avoid energy waste.The application further correspondingly discloses a kind of activation system and device of diesel locomotive engine.
Description
Technical field
The present invention relates to diesel locomotive, more particularly to a kind of startup method, system and device of diesel locomotive engine.
Background technology
The domestic diesel locomotive with Multiple Type, the startup of locomotive engine are powered by lead-acid accumulator at present, are driven
DC starting generator, so as to drive diesel engine, run well after being lighted a fire to diesel engine, stop starting motor power supply, diesel engine opens
It is dynamic to complete.This Starting mode is, it is necessary to which battery starts to rotate the deep discharge of moment progress high current in diesel engine, to electric power storage
The service life in pond produces a very large impact, and requires higher to accumulator capacity.The reduction of service lifetime of accumulator, is added
Locomotive changes the frequency of battery, use cost increase, it is also possible to cause the other problemses such as environmental pollution.Generally, may be used
To reduce the frequency of locomotive startup and then protect battery, but like this idle period can be caused to lengthen so as to cause the energy
Waste.
The content of the invention
In view of this, it is an object of the invention to provide it is a kind of can be with the diesel locomotive engine of prolonging service life of battery
Start method, system and device.Its concrete scheme is as follows：
A kind of startup method of diesel locomotive engine, including：
Start super capacitor and carry out high power discharge to starting electric motor loop, to drive hair by the startup electric motor loop
Motivation；
Starting storage battery discharges the startup electric motor loop, wherein the discharge current of the battery presses pre- constant speed
Degree rise；
When the discharge current for detecting the battery reaches predetermined current scope, stop the super capacitor to described
Start the electric discharge of electric motor loop.
Preferably, the process that the starting storage battery is discharged the startup electric motor loop includes：
Preset time period is waited after the super capacitor is started, starts the battery and the startup electric motor loop is entered
Row electric discharge.
Preferably, the process that the starting storage battery is discharged the startup electric motor loop includes：
When the electric current of the super capacitor meets predetermined current trend, start the battery to the startup electric motor loop
Discharged.
Preferably, the startup method also includes：
In diesel locomotive running, the electric energy of energy recovering circuit feedback is received by the super capacitor.
Preferably, the startup method also includes：
In the diesel locomotive running, the voltage of the super capacitor and the battery is detected；
Charged by the higher side of voltage in the super capacitor and a battery side relatively low to voltage.
Preferably, the startup method also includes：
When the voltage of the super capacitor and the voltage of the battery are below predetermined voltage range, opened by described
Dynamic electric motor loop charges to the super capacitor and the battery.
Preferably, the startup method also includes：
Record the status information of the super capacitor and the battery.
Accordingly, the invention also discloses a kind of activation system of diesel locomotive engine, including：
First discharge module, high power discharge is carried out to starting electric motor loop for starting super capacitor, with by described
Start electric motor loop and drive engine；
Second discharge module, the startup electric motor loop is discharged for starting storage battery, wherein the battery
Discharge current by predetermined speed raise；
Electric discharge management module, for when the discharge current for detecting the battery reaches predetermined current scope, stopping
Electric discharge of the super capacitor to the startup electric motor loop.
Accordingly, the invention also discloses a kind of starter of diesel locomotive engine, including super capacitor, battery
And processor, wherein, the processor is used for：
Start the super capacitor and carry out high power discharge to starting electric motor loop, to pass through the startup electric motor loop band
Dynamic engine；
Start the battery to discharge to the startup electric motor loop, wherein the discharge current of the battery is by pre-
Constant speed degree raises；
When the discharge current for detecting the battery reaches predetermined current scope, stop the super capacitor to described
Start the electric discharge of electric motor loop.
Preferably, the starter also includes：
The state sensor of the super capacitor；
The state sensor of the battery.
The invention discloses a kind of startup method of diesel locomotive engine, including：Start super capacitor to starting motor
Loop carries out high power discharge, to drive engine by the startup electric motor loop；Starting storage battery is to the startup motor
Loop is discharged, wherein the discharge current of the battery is raised by predetermined speed；When the electric discharge for detecting the battery
When electric current reaches predetermined current scope, stop electric discharge of the super capacitor to the startup electric motor loop.Present invention uses
The super capacitor that service life is about million times, heavy-current discharge during generator startup is carried out instead of battery, protects electric power storage
Pond so that the life of storage battery is obviously improved；Because super capacitor low-temperature characteristics itself is preferable, solves diesel locomotive cold-starting
The problem of difficult；Consider the self-characteristic of super capacitor and coordinate with the power supply of battery, the reliability of electric power system is obvious
Improve；By this method, the service life of battery at least doubles, and locomotive need not dally, and can complete in short-term
Between it is continuous start engine, saved system cost, while avoid energy waste.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of step flow chart of the startup method of diesel locomotive engine in the embodiment of the present invention；
Fig. 2 is a kind of structure distribution figure of the activation system of diesel locomotive engine in the embodiment of the present invention；
Fig. 3 is a kind of structure distribution figure of the starter of diesel locomotive engine in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is shown in Figure 1 the embodiment of the invention discloses a kind of startup method of diesel locomotive engine, including：
S1：Start super capacitor and carry out high power discharge to starting electric motor loop, to pass through the startup electric motor loop band
Dynamic engine；
It is understood that the high-power deep discharge of high current has more serious negative effect to battery, pass through here
Super capacitor replaces battery to complete This move.
S2：Starting storage battery discharges the startup electric motor loop, wherein the discharge current of the battery is by pre-
Constant speed degree raises；
It is understood that during long-term diesel locomotive normal operation, it is still desirable to by battery to starting
All kinds of assistant loads on electric motor loop are powered.
But, it is contemplated that battery should avoid transient large current discharge as far as possible, therefore control the discharge current of battery,
It is set slowly to raise.Certainly, the increase rate of discharge current can be preset.
Wherein, the action priority of super capacitor power supply and starting storage battery power supply is started, specifically, following two can be included
Kind situation：
One kind is to wait preset time period after the super capacitor is started, and starts the battery to the startup motor
Discharged in loop.Here preset time period can be zero, namely start simultaneously.
It is of course also possible to the starting storage battery before super capacitor is started, because the electric current of now battery is slowly rising
Height, and engine still needs to start super capacitor to drive, then although battery can reach predetermined current scope earlier,
Super capacitor power-on time can shorten, but the power supply of battery turns into a kind of waste before this.If it is intended to reduce super
The power-on time of level electric capacity, the increase rate of discharge current can be adjusted.
When the electric current of the super capacitor meets predetermined current trend, start the battery to the startup electric motor loop
Discharged.
In general, predetermined current trend said herein refer to that super capacitor high power discharge terminates, and current power is more
Stable situation.
S3：When the discharge current for detecting the battery reaches predetermined current scope, stop the super capacitor pair
The electric discharge for starting electric motor loop.
When the high power discharge needed for super capacitor completion engine starting process, and the electric current of battery is waited to connect
After nearly load current value, the action that can regard super capacitor as has been completed, and stops the electric discharge of super capacitor.
The invention discloses a kind of startup method of diesel locomotive engine, including：Start super capacitor to starting motor
Loop carries out high power discharge, to drive engine by the startup electric motor loop；Starting storage battery is to the startup motor
Loop is discharged, wherein the discharge current of the battery is raised by predetermined speed；When the electric discharge for detecting the battery
When electric current reaches predetermined current scope, stop electric discharge of the super capacitor to the startup electric motor loop.Present invention uses
The super capacitor that service life is about million times, heavy-current discharge during generator startup is carried out instead of battery, protects electric power storage
Pond so that the life of storage battery is obviously improved；Because the low-temperature characteristics of super capacitor in itself is good, solves diesel locomotive cold-starting
The problem of difficult；Consider the self-characteristic of super capacitor and coordinate with the power supply of battery, the reliability of electric power system is obvious
Improve；By this method, the service life of battery at least doubles, and locomotive need not dally, and can complete in short-term
Between it is continuous start engine, saved system cost, while avoid energy waste.
The embodiment of the invention discloses a kind of startup method of specific diesel locomotive engine, implement relative to upper one
Example, the present embodiment have made further instruction and optimization to technical scheme.Specifically：
The startup method can also include：
In diesel locomotive running, the electric energy of energy recovering circuit feedback is received by the super capacitor.
In running, it can produce and impact larger feedback energy.If only storage battery power supply, such feedback energy
It can equally damage battery, but the self-characteristic of super capacitor, such large impact electric energy can be received, completes money
The recycling in source.
Further, the startup method can also include：
In diesel locomotive running, the voltage of the super capacitor and the battery is detected；
Charged by the higher side of voltage in the super capacitor and a battery side relatively low to voltage.
In fact, when starting relay between super capacitor and battery is connected, the direction low-voltage of high voltage one
One side charging is spontaneous progress, untill the process can be continued until that the two voltage is equal.
Further, the startup method can also include：
When the voltage of the super capacitor and the voltage of the battery are below predetermined voltage range, opened by described
Dynamic electric motor loop charges to the super capacitor and the battery.
Further, the startup method can also include：
Record the status information of the super capacitor and the battery.
The present embodiment mainly add it is several be not required to extraneous intervention, to super capacitor and the electricity of battery inside diesel locomotive
Energy compensation process, reduces time financial cost, avoids energy waste.
It is accordingly, shown in Figure 2 the embodiment of the invention also discloses a kind of activation system of diesel locomotive engine,
Including：
First discharge module 01, high power discharge is carried out to starting electric motor loop for starting super capacitor, to pass through
State and start electric motor loop drive engine；
Second discharge module 02, the startup electric motor loop is discharged for starting storage battery, wherein the electric power storage
The discharge current in pond is raised by predetermined speed；
Electric discharge management module 03, for when the discharge current for detecting the battery reaches predetermined current scope, stopping
Only electric discharge of the super capacitor to the startup electric motor loop.
The present embodiment has beneficial effect corresponding with above-described embodiment.
It is accordingly, shown in Figure 3 the embodiment of the invention also discloses a kind of starter of diesel locomotive engine,
Including super capacitor 11, battery 12 and processor 13, wherein, the processor 13 is used for：
Start the super capacitor 11 and carry out high power discharge to starting electric motor loop, to pass through the startup electric motor loop
Drive engine；
Start the battery 12 to discharge to the startup electric motor loop, wherein the discharge current of the battery is pressed
Predetermined speed raises；
When the discharge current for detecting the battery 12 reaches predetermined current scope, it is right to stop the super capacitor 13
The electric discharge for starting electric motor loop.
In addition, the starter can also include：
The state sensor of the super capacitor；
The state sensor of the battery.
It is understood that above-mentioned state sensor can obtain the information such as the Current Voltage of detection object.
The present embodiment has beneficial effect corresponding with above-described embodiment.
Finally, it is to be noted that, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, article or equipment including a series of elements not only include that
A little key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except other identical element in the process including the key element, method, article or equipment being also present.
A kind of startup method, system and device of diesel locomotive engine provided by the present invention have been carried out in detail above
Introduce, specific case used herein is set forth to the principle and embodiment of the present invention, the explanation of above example
It is only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art, according to this
The thought of invention, there will be changes in specific embodiments and applications, in summary, this specification content should
It is interpreted as limitation of the present invention.
Claims (10)
- A kind of 1. startup method of diesel locomotive engine, it is characterised in that including：Start super capacitor and carry out high power discharge to starting electric motor loop, started with being driven by the startup electric motor loop Machine；Starting storage battery discharges the startup electric motor loop, wherein the discharge current of the battery presses predetermined speed liter It is high；When the discharge current for detecting the battery reaches predetermined current scope, stop the super capacitor to the startup The electric discharge of electric motor loop.
- 2. start method according to claim 1, it is characterised in that the starting storage battery enters to the startup electric motor loop The process of row electric discharge includes：Preset time period is waited after the super capacitor is started, starts the battery and the startup electric motor loop is put Electricity.
- 3. start method according to claim 1, it is characterised in that the starting storage battery enters to the startup electric motor loop The process of row electric discharge includes：When the electric current of the super capacitor meets predetermined current trend, start the battery and the startup electric motor loop is carried out Electric discharge.
- 4. start method according to claim 1, it is characterised in that also include：In diesel locomotive running, the electric energy of energy recovering circuit feedback is received by the super capacitor.
- 5. start method according to claim 4, it is characterised in that also include：In the diesel locomotive running, the voltage of the super capacitor and the battery is detected；Charged by the higher side of voltage in the super capacitor and a battery side relatively low to voltage.
- 6. start method according to claim 5, it is characterised in that also include：When the voltage of the super capacitor and the voltage of the battery are below predetermined voltage range, start electricity by described The super capacitor and the battery are charged in machine loop.
- 7. according to any one of claim 1 to the 6 startup method, it is characterised in that also include：Record the status information of the super capacitor and the battery.
- A kind of 8. activation system of diesel locomotive engine, it is characterised in that including：First discharge module, high power discharge is carried out to starting electric motor loop for starting super capacitor, to pass through the startup Electric motor loop drives engine；Second discharge module, the startup electric motor loop is discharged for starting storage battery, wherein the battery is put Electric current is raised by predetermined speed；Discharge management module, for when the discharge current for detecting the battery reaches predetermined current scope, described in stopping Electric discharge of the super capacitor to the startup electric motor loop.
- A kind of 9. starter of diesel locomotive engine, it is characterised in that including super capacitor, battery and processor, its In, the processor is used for：Start the super capacitor and carry out high power discharge to starting electric motor loop, to drive hair by the startup electric motor loop Motivation；Start the battery to discharge to the startup electric motor loop, wherein the discharge current of the battery presses pre- constant speed Degree rise；When the discharge current for detecting the battery reaches predetermined current scope, stop the super capacitor to the startup The electric discharge of electric motor loop.
- 10. starter according to claim 9, it is characterised in that also include：The state sensor of the super capacitor；The state sensor of the battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194717.4A CN107893725A (en) | 2017-11-24 | 2017-11-24 | A kind of startup method, system and device of diesel locomotive engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711194717.4A CN107893725A (en) | 2017-11-24 | 2017-11-24 | A kind of startup method, system and device of diesel locomotive engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107893725A true CN107893725A (en) | 2018-04-10 |
Family
ID=61805831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711194717.4A Pending CN107893725A (en) | 2017-11-24 | 2017-11-24 | A kind of startup method, system and device of diesel locomotive engine |
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| Country | Link |
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| CN (1) | CN107893725A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705128A (en) * | 2012-06-25 | 2012-10-03 | 苏州大学 | Engine starting system |
| CN202628356U (en) * | 2012-06-08 | 2012-12-26 | 汤如法 | Auxiliary starting device of automobile engine |
| CN103475055A (en) * | 2013-09-09 | 2013-12-25 | 武汉威科奇新动力能源科技有限公司 | Composite start power supply and circuit control method thereof |
| US20160138550A1 (en) * | 2013-06-13 | 2016-05-19 | Unison Industries, Llc | Method to decouple battery from high level cranking currents of diesel engines |
| CN105863921A (en) * | 2016-05-26 | 2016-08-17 | 北京合众汇能科技有限公司 | Maintenance-free portable super-capacitor starter and control method |
| US20160327007A1 (en) * | 2015-05-05 | 2016-11-10 | Ariel-University Research And Development Company Ltd. | Ultracapacitor-based power source |
-
2017
- 2017-11-24 CN CN201711194717.4A patent/CN107893725A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202628356U (en) * | 2012-06-08 | 2012-12-26 | 汤如法 | Auxiliary starting device of automobile engine |
| CN102705128A (en) * | 2012-06-25 | 2012-10-03 | 苏州大学 | Engine starting system |
| US20160138550A1 (en) * | 2013-06-13 | 2016-05-19 | Unison Industries, Llc | Method to decouple battery from high level cranking currents of diesel engines |
| CN103475055A (en) * | 2013-09-09 | 2013-12-25 | 武汉威科奇新动力能源科技有限公司 | Composite start power supply and circuit control method thereof |
| US20160327007A1 (en) * | 2015-05-05 | 2016-11-10 | Ariel-University Research And Development Company Ltd. | Ultracapacitor-based power source |
| CN105863921A (en) * | 2016-05-26 | 2016-08-17 | 北京合众汇能科技有限公司 | Maintenance-free portable super-capacitor starter and control method |
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Application publication date: 20180410 |