CN203201671U - Electrical control system of dual-fuel engine - Google Patents
Electrical control system of dual-fuel engine Download PDFInfo
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- CN203201671U CN203201671U CN2013201174073U CN201320117407U CN203201671U CN 203201671 U CN203201671 U CN 203201671U CN 2013201174073 U CN2013201174073 U CN 2013201174073U CN 201320117407 U CN201320117407 U CN 201320117407U CN 203201671 U CN203201671 U CN 203201671U
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- fuel
- controller
- electric control
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- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an electrical control system of an engine, particularly relates to an electrical control system of a dual-fuel engine, and belongs to the technical field of control systems of engines. The electrical control system of the dual-fuel engine comprises a rotary speed signal module and a boost pressure signal module which are arranged on the engine, and further comprises a PLC module, a fuel controller, a fuel actuator, a gas controller and a gas actuator. The fuel controller is connected with the gas controller, the PLC module, the fuel actuator and the rotary speed signal module. The fuel controller is further connected with the PLC module, the gas actuator, the rotary speed signal module and the boost pressure signal module. According to the electrical control system of the dual-fuel engine, information feedback between the fuel controller and the gas controller is timely, the gas substitution rate is effectively improved, and the electrical control system has the advantages of being convenient to program and high in automation degree.
Description
Technical field
The utility model relates to a kind of engine electrically control system, and particularly a kind of duel fuel engine electric control system belongs to the engine control system technical field.
Background technique
In recent years, day by day serious along with the rise of fuel price and fuel oil exhaust pollution, duel fuel engine is widely used, electrical control is as the important component part of duel fuel engine, fuel oil substitution rate and combustion efficiency are had great importance, but the defectives such as present duel fuel engine electric control system information feedback between performance exists such as fuel controller and Gas controller is untimely, and the substitution rate of combustion gas is low, and the control system programming is inconvenient.
Summary of the invention
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, a kind of electric control system of duel fuel engine is provided, improve the feedback capability of information between fuel controller and the Gas controller, and energy Effective Raise combustion gas substitution rate, the inconvenient problem of programming solved.
The technical solution adopted in the utility model is as follows:
A kind of duel fuel engine electric control system comprises the tach signal module and the plenum pressure signal module that are arranged on the motor, also comprises PLC module, fuel controller, fuel actuator, Gas controller and combustion gas final controlling element; Described fuel controller is connected with Gas controller, PLC module, fuel actuator and tach signal module, and described Gas controller also is connected with PLC module, combustion gas final controlling element, tach signal module and plenum pressure signal module.
Owing to having adopted technique scheme, Gas controller receives tach signal and the plenum pressure signal of motor, fuel controller receives engine rotational speed signal, while fuel controller and Gas controller carry out communication throttle position signal are transferred to Gas controller, fuel controller is connected with Gas controller to be connected with the PLC module and is carried out data transfer, engine operating status is transferred to the PLC module, after the operation and processing of PLC module, give fuel controller and Gas controller control signal, fuel controller and Gas controller are controlled and are regulated fuel actuator and combustion gas final controlling element after accepting control signal, also are provided with the water temperature testing module on the motor simultaneously, oil pressure testing module and row's temperature detector are surveyed the necessary engine operating parameter testing modules such as module; The technical solution of the utility model can be fed back the information between fuel controller and Gas controller and adjust timely, has improved the combustion gas substitution rate, and simultaneously, the PLC module is convenient programmes to control system, conveniently is optimized according to engine characteristics.
Duel fuel engine electric control system of the present utility model also comprises human-computer interface module, and described human-computer interface module is connected with the PLC module.
Owing to having adopted technique scheme, described human-computer interface module is connected with the PLC module, can realize by human-computer interface module the demonstration of engine running parameter, and can carry out by human-computer interface module setting and the change of control system operating parameters, human-computer interface module can for traditional keyboard and display device combination, also can be selected touch display.
Described human-computer interface module is provided with data storage module.
Connect the data of obtaining from the PLC module owing to having adopted technique scheme, described data storage module can store human-computer interface module, be convenient to inquiry and the supervision of engine operation condition.
Further, described PLC module also is connected with the gaseous-pressure transmitter.
Owing to having adopted technique scheme, described gaseous-pressure transmitter is arranged on the fuel gas pipeline of motor, gaseous-pressure can be converted into electric signal transmission to described PLC module, the PLC module can judge whether gaseous-pressure satisfies the replacement pressure of setting, the PLC module can also be calculated and fuel controller and Gas controller are regulated according to the gaseous-pressure signal, with gaseous-pressure signal leading control system, improved the degree of accuracy of the gas replacement of control.
Described gaseous-pressure transmitter front end is provided with solenoid valve, and described solenoid valve is connected with the PLC module.
Owing to having adopted technique scheme, solenoid valve is positioned on the fuel gas pipeline of gaseous-pressure transmitter front end, switching by PLC module controls solenoid valve, after the engine system operating condition satisfies dual fuel mode, PLC module transmit button signal is to solenoid valve and opens solenoid valve, and combustion gas enters to dual fuel mode.
Further, described PLC module is connected with the water temperature testing module of motor.
Owing to having adopted technique scheme, the water temperature testing module transfers to the PLC module with the water temperature of engine running, for engine operating status provides the judgement data, water temperature signal transfers to the man-machine interface module water temperature by the PLC module simultaneously, checks with convenient on-the-spot human-computer interface module.
Described PLC module is connected with the oil pressure testing module of motor.
Owing to having adopted technique scheme, the oil pressure testing module transfers to the PLC module with the oil pressure of engine running, for engine operating status provides the judgement data, fuel injection pressure signal transfers to the man-machine interface module oil pressure by the PLC module simultaneously, checks with convenient on-the-spot human-computer interface module.
Described PLC module is surveyed module with row's temperature detector of motor and is connected.
Owing to having adopted technique scheme, row's temperature detector is surveyed module engine exhaust temperature is transferred to the PLC module, for engine operating status provides the judgement data, arrange simultaneously warm signal and transfer to man-machine interface module row temperature by the PLC module again, check with convenient on-the-spot human-computer interface module, described row's temperature refers to engine exhaust temperature.
Simultaneously, the PLC module is connected with the tach signal module, and the tach signal that receives motor provides the judgement data for engine operating status, and transfers to the man-machine interface module engine speed by the PLC module.
Further, also comprise alarm module, described alarm module is connected with the PLC module.
Owing to having adopted technique scheme, alarm module is connected with the PLC module, the PLC module is judged the various parameter signals in the engine operation process, when operating parameters exceeds setting range, the PLC module is sent alarm signal and signal is transferred to alarm module and reports to the police, described alarm module is common acoustooptic alarm module, and alarm signal can also transfer to human-computer interface module in the man-machine interface display alarm information, and the convenient operation person can process the motor operation exception timely.
Duel fuel engine electric control system of the present utility model also comprises master system, and described master system is connected with the PLC module.
Owing to having adopted technique scheme, described PLC module also has the master system communication interface to be connected to upper-position unit, can realize various monitoring functions at long-range upper-position unit, the monitoring, alarm indication and state of alarm releasing, setting and modifying operating parameters and the operating parameters storing function that comprise motor are to make things convenient for remote monitoring and operation.
In sum, owing to having adopted technique scheme, the beneficial effects of the utility model are: the electric control system of duel fuel engine of the present utility model, the information feedback in time between fuel controller and the Gas controller, energy Effective Raise combustion gas substitution rate has advantages of that simultaneously programming is convenient, automaticity is high.
Description of drawings
Fig. 1 is electric control system structure of the present utility model and signal relation schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Duel fuel engine electric control system of the present utility model, each parts connection diagram as shown in Figure 1, comprise PLC module, fuel controller, fuel actuator, Gas controller and combustion gas final controlling element, motor comprises that tach signal module, plenum pressure signal module, water temperature testing module, oil pressure detect mould and row's temperature detector and survey the running testing signal module of the necessity such as module and fuel oil, gas supply pipeline system (all not illustrating) in Fig. 1; Described PLC module is connected with Gas controller with fuel controller, and the PLC module is responsible for safety protection, parameter acquisition, the data of motor and is processed and data upload; Described fuel controller is connected with the fuel actuator that is connected oil feed line with the tach signal module of motor, and fuel controller gathers the tach signal of motor and controls fuel actuator; Described Gas controller is connected the combustion gas final controlling element and is connected with tach signal module, plenum pressure signal module and the engine gas pipeline of motor, Gas controller gathers tach signal and the plenum pressure signal of motor, and control combustion gas final controlling element; Described fuel controller also is connected with Gas controller, and fuel controller transfers to Gas controller with throttle position signal.
Further, this duel fuel engine electric control system also is provided with the human-computer interface module that adopts the touch screen input mode, Operational Limits with the simultaneous display motor also can be carried out operational administrative and programming by human-computer interface module, described human-computer interface module adopts the mode of RS-232 communication to be connected with the PLC module, human-computer interface module also is provided with data storage module, in order to the necessary data that gathers in record and the storage engine running; The tach signal module of motor, water temperature testing module, oil pressure testing module and be connected temperature detector and survey module and also is connected with the PLC module respectively are to the signal of PLC module transmission engine operating status; The PLC module also is connected with alarm module simultaneously, and the PLC module is accepted the operating parameters signal of motor and judged, PLC module transmission alarm signal to alarm module is reported to the police when exceeding the setting index.
Be provided with the gaseous-pressure transmitter on this duel fuel engine electric control system fuel gas pipeline, described PLC module connects with the gaseous-pressure transmitter to accept the gaseous-pressure signal, gaseous-pressure transmitter front end is provided with the solenoid valve that is connected with the PLC module, by the switch of PLC module controls solenoid valve, also comprise the manually-operated gate and the pressure regulator valve that are arranged at the solenoid valve front end on the fuel gas pipeline.
The PLC module of this duel fuel engine electric control system also is connected to master system by the mode of RS-485 communication, realizes that engine operating status is in the long-range demonstration of master system.
Duel fuel engine electric control system of the present utility model adopts the mode of communication to connect between diesel oil controller and the Gas controller, information feedback between the two is timely and accurate; The timely feedback of the throttle position signal by the diesel oil controller makes the substitution rate of combustion gas accomplish maximization with the best aperture of control gas valve; Managerial operation and program can be concentrated at touch screen and realize having programming conveniently, the advantage that automaticity is high.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. a duel fuel engine electric control system comprises the tach signal module and the plenum pressure signal module that are arranged on the motor, it is characterized in that: also comprise PLC module, fuel controller, fuel actuator, Gas controller and combustion gas final controlling element; Described fuel controller is connected with Gas controller, PLC module, fuel actuator and tach signal module, and described Gas controller also is connected with PLC module, combustion gas final controlling element, tach signal module and plenum pressure signal module.
2. duel fuel engine electric control system as claimed in claim 1, it is characterized in that: also comprise human-computer interface module, described human-computer interface module is connected with the PLC module.
3. duel fuel engine electric control system as claimed in claim 2, it is characterized in that: described human-computer interface module is provided with data storage module.
4. duel fuel engine electric control system as claimed in claim 1, it is characterized in that: described PLC module also is connected with the gaseous-pressure transmitter.
5. duel fuel engine electric control system as claimed in claim 4, it is characterized in that: described gaseous-pressure transmitter front end is provided with solenoid valve, and described solenoid valve is connected with the PLC module.
6. duel fuel engine electric control system as claimed in claim 1, it is characterized in that: described PLC module is connected with the water temperature testing module of motor.
7. duel fuel engine electric control system as claimed in claim 1, it is characterized in that: described PLC module is connected with the oil pressure testing module of motor.
8. duel fuel engine electric control system as claimed in claim 1 is characterized in that: described PLC module is surveyed module with row's temperature detector of motor and is connected.
9. such as each described duel fuel engine electric control system of claim 1 to 8, it is characterized in that: also comprise alarm module, described alarm module is connected with the PLC module.
10. duel fuel engine electric control system as claimed in claim 9, it is characterized in that: also comprise master system, described master system is connected with the PLC module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201174073U CN203201671U (en) | 2013-03-15 | 2013-03-15 | Electrical control system of dual-fuel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201174073U CN203201671U (en) | 2013-03-15 | 2013-03-15 | Electrical control system of dual-fuel engine |
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| Publication Number | Publication Date |
|---|---|
| CN203201671U true CN203201671U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201174073U Expired - Lifetime CN203201671U (en) | 2013-03-15 | 2013-03-15 | Electrical control system of dual-fuel engine |
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| Country | Link |
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| CN (1) | CN203201671U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121103A (en) * | 2014-07-28 | 2014-10-29 | 安庆中船柴油机有限公司 | Intelligent control system for intermediate-speed dual-fuel engine |
| CN105128871A (en) * | 2015-07-10 | 2015-12-09 | 张晓军 | Electrical control system for four-wheel-drive railroad hauling car |
-
2013
- 2013-03-15 CN CN2013201174073U patent/CN203201671U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104121103A (en) * | 2014-07-28 | 2014-10-29 | 安庆中船柴油机有限公司 | Intelligent control system for intermediate-speed dual-fuel engine |
| CN105128871A (en) * | 2015-07-10 | 2015-12-09 | 张晓军 | Electrical control system for four-wheel-drive railroad hauling car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 641301 Ziyang City, Sichuan province Yanjiang District No. 77 City Road four Patentee after: SICHUAN YCRRC ENGINE CO.,LTD. Address before: 641301 Ziyang City, Sichuan province Yanjiang District No. 77 City Road four Patentee before: YCSR Sichuan Engine Co.,Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |