CN203098118U - Electric control oil injection simulation experimental system for engine - Google Patents
Electric control oil injection simulation experimental system for engine Download PDFInfo
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- CN203098118U CN203098118U CN 201220655113 CN201220655113U CN203098118U CN 203098118 U CN203098118 U CN 203098118U CN 201220655113 CN201220655113 CN 201220655113 CN 201220655113 U CN201220655113 U CN 201220655113U CN 203098118 U CN203098118 U CN 203098118U
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Abstract
The utility model relates to a multifunctional electric control oil injection simulation experimental system for an engine. The multifunctional electric control oil injection simulation experimental system is characterized in that a power supply provides electric energy to a speed-adjustable motor; the rotating speed of the speed-adjustable motor is controlled by a speed controller; the speed-adjustable motor provides a signal for a rotating speed sensor of the engine; the signal is transmitted to an ECU (Electronic Control Unit) through a signal line; a Hall sensor makes judgment by recognizing a simulation camshaft assembly and transmits a signal to the ECU through a data line; an air flowmeter can be used for simulating and sensing the change of air flow and transmitting a signal to the ECU; an air inlet temperature sensor can be used for simulating the change of air inlet temperature and transmitting a signal to the ECU; a throttle position sensor is used for acquiring a signal according to the opening change of a mechanical throttle and transmitting the signal to the ECU; a detonation sensor is used for acquiring a signal according to the change of a detonation simulation device and transmitting the signal to the ECU; an oxygen sensor is used for directly transmitting a signal to the ECU; and the ECU collects signals from various sensors, analyzes and compares the signals and controls the oil injection and ignition.
Description
Technical field
The utility model relates to a kind of measuring technology, and is particularly a kind of based on engine electric-controlled oil spout emulation experiment TT﹠C system.
Background technique
Along with science and technology development, environmental pollution increases the weight of day by day, and in order to satisfy emission control standard and fuel consumption standard, the automaker has used various new technology, and adopting electron controls technology is one of important directions of current development of automobile.Adopt after the electron controls technology, motor can both so not only can improve the power character and the fuel economy of motor according to the state work of the best under various operating modes, and various emission of harmful substances can be reduced to a minimum.Along with the quickening of China's electronic engine management system exploitation paces, must face the Motronic control maps control technique, just because of this, high performance Motronic control maps control development of Experimental System is very important.
The model utility content
The utility model relates to a kind of Vehicle Electronic Control injection system experimental system, proposed the automatically controlled experiment method of a kind of novel engine and with the experimental technique of its coupling.This experimental system not only can be imported multi-parameter and the output result is carried out dynamic test electronic engine management system, can also utilize the sensor signal analog machine that a certain input parameter of electronic engine management system is changed separately the output result is carried out dynamic measurement, the liquid crystal display that measurement result is adorned in the system by experiment shows in real time with the form of data.
In addition, can also transfer the electrical control system for engine data information, read breakdown in the motor code and data stream, thereby failure diagnosis information etc. is provided by the fault tag reader.The electronic control sensor of this paper research and oil sprayer lecture experiment system are based on the AJR engine experimental table, collection fuel injection system and engine experimental table and one, be a kind of comprehensive experiment device, can fuel injection demonstrate, can carry out qualitative, quantitative measurment duty parameter.
The technical solution of the utility model is: a kind of Vehicle Electronic Control injection system, it is characterized in that, the variable-speed motor provides electric energy by power supply, and by speed regulator control rotating speed, motor connects timing gear, the signal of cycle variation is provided for the speed probe of motor, the signal of speed probe is passed to ECU by signaling line, Hall transducer is made judgement by identification simulation cam assembly, reach described ECU by datawire, Air flow meter can be simulated the variation of perception air mass flow by adjustable fan, and signal is passed to described ECU, intake air temperature sensor can be by the temperature variation variation of simulating intake temperature of identification microheater, signal is passed to described ECU, the aperture of throttle position sensor by the mechanical type closure changes gathers signal, and send it to ECU, knock sensor is gathered signal by the variation of detonation simulator, it is passed to ECU, lambda sensor directly transmits ECU with signal, ECU is analyzed after collecting the signal of each sensor relatively, and oil spout and igniting are controlled; By signaling line control oil sprayer, described oil sprayer carries out sequential injection process by instruction initiation command oil nozzle, during, obtain the simulation fuel oil by oil transfer pump from fuel tank, and can described simulation fuel oil be return by oil returning tube, so that the simulation fuel oil recycles; In oil spout, ECU control ignition controller is realized igniting.
A kind of test method based on the Vehicle Electronic Control injection system, this experimental system not only can be imported multi-parameter and the output result is carried out dynamic test electronic engine management system, can also utilize sensor signal analog machine (potentiometer) that a certain input parameter of electronic engine management system is changed separately the output result is carried out dynamic measurement, the liquid crystal display that measurement result is adorned in the system by experiment shows in real time with the form of data.
Model utility effect and effect
The present invention is based on the Vehicle Electronic Control injection system, the multiple parameters of test engine is still obtained the result of equivalence, and can be finished simulation test by devices such as potentiometers under the situation that replaces motor with electric motor simultaneously.The fast testing precision height of acquisition speed, good reproducibility can be saved a large amount of time and manpower, has improved testing efficiency greatly, and the reliability height.
Description of drawings
Fig. 1 is that the utility model is based on Vehicle Electronic Control injection system structural representation;
Fig. 2 is that the utility model is based on Vehicle Electronic Control injection system software configuration and functional block diagram;
Embodiment
Based on the overall structure block diagram of Vehicle Electronic Control injection system as shown in Figure 1, comprise adjustable motor 1, timing gear 2, speed probe 3, simulation cam assembly 4, Hall transducer 5, adjustable fan 6, Air flow meter 7, microheater 8, intake air temperature sensor 9, mechanical type closure 10, throttle position sensor 11, detonation simulator 12, knock sensor 13, lambda sensor 14, ECU15, oil returning tube 16, fuel tank 17, oil transfer pump 18, oil nozzle 19, oil sprayer 20, four igniters 21, ignition controler 22, power supply 23, speed regulator 24, signaling line 25.And 7 groups of potentiometers 26,27,28,29,30,31,32.
Variable-speed motor (1) connects power supply (23), and by speed regulator (24) control rotating speed.Motor connects timing gear (2), and links to each other with the signal that provides the cycle to change with engine rotation speed sensor (3).The signal of speed probe (3) is connected to ECU(15 by signaling line (25)), Hall transducer (5) identification simulation cam assembly (4), Air flow meter (7) connects adjustable fan (6) and signal is passed to ECU, intake air temperature sensor (9) connects microheater (8), signal is passed to ECU, the aperture of throttle position sensor (11) by mechanical type closure (10) changes gathers signal, and send it to ECU, knock sensor (13) connects detonation simulator (12), signal is passed to ECU, lambda sensor (14) directly transmits ECU with signal, ECU connects oil sprayer (20) by signaling line, oil sprayer control oil nozzle (19), oil transfer pump (18) obtains the simulation fuel oil from fuel tank (17), and can will simulate fuel oil by oil returning tube (16) and return, ECU is control ignition controller (22) simultaneously, control four igniters (21) by it and realize igniting, an adjustable potentiometer in parallel on the line of each sensor and ECU, promptly (26,27,28,29,30,31,32).
Based on Vehicle Electronic Control injection system software architecture diagram as shown in Figure 2, mainly be divided into sensor assembly, control unit module and Executive Module.ECU is core parts, judges the driving cycle of automobile by the signal input of sensor, and obtaining result of calculation, to be used to operate actuator be the flow process that oil spout and igniting realize control.
Claims (1)
1. engine electric-controlled oil spout simulating experimental system, it is characterized in that, the variable-speed motor provides electric energy by power supply, and by speed regulator control rotating speed, described motor connects timing gear, the signal of cycle variation is provided for the speed probe of motor, the signal of described speed probe is passed to ECU by signaling line, Hall transducer is made judgement by identification simulation cam assembly, reach described ECU by datawire, Air flow meter can be simulated the variation of perception air mass flow by adjustable fan, and signal is passed to described ECU, intake air temperature sensor can be by the temperature variation variation of simulating intake temperature of identification microheater, signal is passed to described ECU, the aperture of throttle position sensor by the mechanical type closure changes gathers signal, and send it to described ECU, knock sensor is gathered signal by the variation of detonation simulator, it is passed to described ECU, lambda sensor directly transmits signal described ECU, described ECU is analyzed after collecting the signal of each sensor relatively, and oil spout and igniting are controlled; By signaling line control oil sprayer, described oil sprayer carries out sequential injection process by instruction initiation command oil nozzle, during, obtain the simulation fuel oil by oil transfer pump from fuel tank, and can described simulation fuel oil be return by oil returning tube, so that described simulation fuel oil recycles; In oil spout, described ECU control ignition controller is realized igniting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220655113 CN203098118U (en) | 2012-12-02 | 2012-12-02 | Electric control oil injection simulation experimental system for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220655113 CN203098118U (en) | 2012-12-02 | 2012-12-02 | Electric control oil injection simulation experimental system for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203098118U true CN203098118U (en) | 2013-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220655113 Expired - Fee Related CN203098118U (en) | 2012-12-02 | 2012-12-02 | Electric control oil injection simulation experimental system for engine |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361818A (en) * | 2014-11-13 | 2015-02-18 | 南京富士通南大软件技术有限公司 | Diesel engine electric control teaching experimental system and simulation method thereof |
| CN106228894A (en) * | 2016-09-29 | 2016-12-14 | 上海景格信息科技有限公司 | A kind of teaching intake air temperature sensor |
| CN106527183A (en) * | 2016-12-26 | 2017-03-22 | 中国航空工业集团公司西安飞机设计研究所 | Synchronization method for simulation design of electromechanical control system |
| CN106762176A (en) * | 2016-12-13 | 2017-05-31 | 安徽航瑞航空动力装备有限公司 | A kind of stroke admission calculation of pressure method of two cylinder machine four |
| CN110580835A (en) * | 2019-07-10 | 2019-12-17 | 中国人民解放军陆军工程大学 | Engine electric control oil injection experiment teaching demonstration platform of armored vehicle diesel engine |
-
2012
- 2012-12-02 CN CN 201220655113 patent/CN203098118U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104361818A (en) * | 2014-11-13 | 2015-02-18 | 南京富士通南大软件技术有限公司 | Diesel engine electric control teaching experimental system and simulation method thereof |
| CN106228894A (en) * | 2016-09-29 | 2016-12-14 | 上海景格信息科技有限公司 | A kind of teaching intake air temperature sensor |
| CN106762176A (en) * | 2016-12-13 | 2017-05-31 | 安徽航瑞航空动力装备有限公司 | A kind of stroke admission calculation of pressure method of two cylinder machine four |
| CN106527183A (en) * | 2016-12-26 | 2017-03-22 | 中国航空工业集团公司西安飞机设计研究所 | Synchronization method for simulation design of electromechanical control system |
| CN110580835A (en) * | 2019-07-10 | 2019-12-17 | 中国人民解放军陆军工程大学 | Engine electric control oil injection experiment teaching demonstration platform of armored vehicle diesel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20131202 |