CN204024834U - A kind of engine idle on off control device - Google Patents
A kind of engine idle on off control device Download PDFInfo
- Publication number
- CN204024834U CN204024834U CN201420394715.5U CN201420394715U CN204024834U CN 204024834 U CN204024834 U CN 204024834U CN 201420394715 U CN201420394715 U CN 201420394715U CN 204024834 U CN204024834 U CN 204024834U
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- engine
- switch
- control device
- speed sensor
- idle
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Abstract
The utility model discloses a kind of engine idle on off control device, controller receives the signal from battery charge sensor, driving switch, engine rotation speed sensor, vehicle speed sensor, clutch switch, door contact interrupter, brake pedal switch, engine hatch cover switch and air-conditioning switch, and the signal sending engine misses or restart.It is low that the utility model has reforming cost, cost performance and reliability is high, the construction cycle is short and the advantage of energy-saving and emission-reduction.
Description
Technical field
The present invention relates to a kind of engine idle on off control device, belong to manual gear automotive field.
Background technique
The cry of current world wide energy-saving environmental protection is day by day strong, and various countries' motor vehicle emission and fuel economy regulation are also all more and more stricter.Europe is own through implementing Europe V Abgasgesetz, and the U.S., Japan and other countries also all implement new Abgasgesetz and energy-saving and emission-reduction requirement.2012, China's automobile pollution reached 1.14 hundred million, and metropolitan traffic congestion and atmospheric pollution are more and more serious, and in the city blocked up, engine idling operation, automobile low speed are gone slowly and will be consumed great amount of fuel oil, and atmospheric pollution aggravates.Auto idle speed on off control method can address these problems preferably, and this system when meeting certain condition, kills engine lower than certain value automatically in the speed of a motor vehicle, when driver have start intention time, start automobile fast.Idling on off control method on current automobile uses more in hybrid electric vehicle, and need heavy-duty motor and high capacity cell, buy and maintenance cost all higher, for diesel engine car load, owing to considering oil-saving effect and cost, lessly realize idling start and stop.
Summary of the invention
Goal of the invention: the present invention proposes one and is applicable to manual gear motor car engine idling on off control device and method, reduces oil consumption when Motor Vehicle idling is stopped.
Technological scheme: the technical solution used in the present invention is a kind of engine idle on off control method, it is characterized in that, comprises the following steps:
When vehicle idling stops, judge whether following condition is true:
1) brake petal is operated;
2) manual transmission hangs neutral;
3) speed of a motor vehicle is lower than setting value, and the span of this setting value is 0 ~ 10km/h;
4) battery electric quantity engine start enough next time;
5) air-conditioning is closed;
6) driver opens Motor Vehicle start and stop function;
7) clutch pedal is not operated, and clutch is in jointing state;
After meeting above all conditions, engine misses stop operating; When needs again ato unit time, judge whether following condition is true:
1) manual gear automobile driver steps on clutch;
2) car door of driver side and engine compartment cover are all closed;
3) once shut down before motor as described idle stop;
After meeting above three conditions, motor restarts at once.
Preferably, also comprise engine coolant temperature higher than setting value in the condition that described engine idle is shut down, this setting value span is 40 ~ 50 DEG C.
Preferably, also comprise engine speed in the condition that described engine idle is shut down and be less than setting value, this setting value span is 750 ~ 1100r/m.
Preferably, when motor vehicle braking system internal pressure is lower than safety value, or there is " slip car " in vehicle, then motor restarts immediately.
A kind of engine idle on off control device, comprise controller, and the battery charge sensor, driving switch, engine rotation speed sensor, vehicle speed sensor, clutch switch, door contact interrupter, brake pedal switch, engine hatch cover switch, the air-conditioning switch that are connected with controller.
Preferably, described controller is Freescale MC9S12XEP100.Described engine rotation speed sensor is inductance type speed probe.
Beneficial effect: the present invention compared with prior art tool has the following advantages:
(1) cost is low: the present invention only need install clutch switch, on off controller, start and stop main switch, start and stop tutorial light, door contact interrupter, battery charge sensor etc. additional.
(2) reliability is high: shutting down startup due to this idling on off control method control motor is all at N shelves, and the speed of a motor vehicle is low, meets normal start and stop logic, does not need the ECU software and hardware changing former car and motor.
(3) energy-saving and emission-reduction: user by above-mentioned good stop be accustomed to the prerequisite that operates under, can fuel saving about 10% in the operating mode of city, oil-saving effect obviously and reduce idling mode discharge and noise.
(4) development time is short.Because native system is simple, independent, functional realiey is easy, and therefore the system development time is few, cost is low, can push to market fast, reaches the object of energy-saving and emission-reduction.
(5) cost performance is high: this idling on off control method realizes the highest fuel-economizing with least cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of engine idle on off control device in the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, illustrate the present invention further, these embodiments should be understood only be not used in for illustration of the present invention and limit the scope of the invention, after having read the present invention, the amendment of those skilled in the art to various equivalents of the present invention has all fallen within the application's claims limited range.
When vehicle needs idling to stop on the way (such as running into red light), need to judge whether following condition is true:
1) brake petal is operated;
2) manual transmission hangs neutral;
3) speed of a motor vehicle is lower than setting value, and the span of this setting value is 0 ~ 10km/h;
4) battery electric quantity engine start enough next time;
5) air-conditioning is closed;
6) driver opens Motor Vehicle start and stop function;
7) clutch pedal is not operated, and clutch is in jointing state.
After meeting above all conditions, engine misses stop operating.And when needing ato unit at the end of idling is stopped, need to judge whether following condition is true:
1) manual gear automobile driver steps on clutch;
2) car door of driver side and engine compartment cover are all closed;
3) once shut down as described idle stop before motor.
After meeting above three conditions, motor starts at once, and engage a gear rear vehicle gets final product open out.
As shown in Figure 1, engine idle on off control device comprises a controller, and this controller can be Freescale MC9S12XEP100.Controller receives the signal from battery charge sensor, driving switch (neutral position switch), engine rotation speed sensor, vehicle speed sensor, clutch switch, door contact interrupter, brake pedal switch, engine hatch cover switch and air-conditioning switch.
When vehicle needs idling to stop in travelling, controller obtains the signal of the sensor, to be confirmed whether to meet following condition:
1) brake petal is operated;
2) gearbox is in neutral gear position;
3) engine coolant temperature is higher than setting value, and range of set value is 40 to 50 DEG C;
4) speed of a motor vehicle is less than setting value, and range of set value is 0 to 10km/h;
5) the enough engine starts of battery electric quantity;
6) air-conditioning is closed;
7) driver opens this device;
8) clutch pedal is not operated, and clutch is in jointing state;
9) engine speed is less than setting value, and range of set value is 750 to 1100r/m.
After meeting above all conditions, controller sends idle stop signal makes engine idle shut down.Also after meeting above-mentioned engine idle halt condition, idle stop again in 5 seconds can be postponed.During for parked state, retard time can relax to 15 seconds.
After idling is stopped and terminated, after meeting following all conditions, controller will send and restart signal and make engine restart:
1) clutch pedal is operated;
2) driver side car door and engine compartment cover are all closed;
3) front once parking is that described idling is stopped.
Be orderly closedown (such as key operation controls flame-out or start & shutdown through one key is flame-out) but not idle stop if once shut down before motor, even if then meet above-mentioned 3 conditions restarted, also can not ato unit.
In order to prevent some vehicle troubles, after engine idle is shut down, if there is braking system internal pressure to drop to critical value, or when " slip car " appears in vehicle, motor also can restart.
Claims (3)
1. an engine idle on off control device, it is characterized in that, comprise controller, and the battery charge sensor, driving switch, engine rotation speed sensor, vehicle speed sensor, clutch switch, door contact interrupter, brake pedal switch, engine hatch cover switch, the air-conditioning switch that are connected with controller.
2. engine idle on off control device according to claim 1, is characterized in that, described controller is Freescale MC9S12XEP100.
3. engine idle on off control device according to claim 1, is characterized in that, described engine rotation speed sensor is inductance type speed probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394715.5U CN204024834U (en) | 2014-07-17 | 2014-07-17 | A kind of engine idle on off control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420394715.5U CN204024834U (en) | 2014-07-17 | 2014-07-17 | A kind of engine idle on off control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204024834U true CN204024834U (en) | 2014-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420394715.5U Expired - Fee Related CN204024834U (en) | 2014-07-17 | 2014-07-17 | A kind of engine idle on off control device |
Country Status (1)
| Country | Link |
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| CN (1) | CN204024834U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131905A (en) * | 2014-07-17 | 2014-11-05 | 江苏农林职业技术学院 | Device and method for controlling idling start and stop of engine |
| CN106640393A (en) * | 2016-12-29 | 2017-05-10 | 浙江三装备有限公司 | Idling-stop system, method and device for crane |
-
2014
- 2014-07-17 CN CN201420394715.5U patent/CN204024834U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104131905A (en) * | 2014-07-17 | 2014-11-05 | 江苏农林职业技术学院 | Device and method for controlling idling start and stop of engine |
| CN106640393A (en) * | 2016-12-29 | 2017-05-10 | 浙江三装备有限公司 | Idling-stop system, method and device for crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20190717 |