CN202811085U - Micro calibration device of electronic speed regulator of diesel engine - Google Patents
Micro calibration device of electronic speed regulator of diesel engine Download PDFInfo
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- CN202811085U CN202811085U CN 201220509273 CN201220509273U CN202811085U CN 202811085 U CN202811085 U CN 202811085U CN 201220509273 CN201220509273 CN 201220509273 CN 201220509273 U CN201220509273 U CN 201220509273U CN 202811085 U CN202811085 U CN 202811085U
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Abstract
The utility model belongs to the field of electronic control, and particularly relates to a micro calibration device of an electronic speed regulator of a diesel engine. The micro calibration device comprises an input module, a display module and a storage module. The micro calibration device is characterized in that the input module, the display module and the storage module are mounted in the digital electronic speed regulator in an embedded mode, the input module is connected with the digital electronic speed regulator through an input/output (I/O) interface, and switching value is input through buttons; the display module is connected with the digital electronic speed regulator through a bus and used for displaying state parameters and control parameters of a selected diesel engine; and the storage module is connected with the digital electronic speed regulator through a bus and used for storing the control parameters of the diesel engine. The micro calibration device has the advantages that a parameter alter mode of the digital electronic speed regulator is changed, size is reduced, and manufacturing cost is reduced; and the micro calibration device is mounted in the digital electronic speed regulator in the embedded mode, and therefore the micro calibration device can be adjusted any time.
Description
Technical field
The utility model belongs to field of electric control, is specifically related to a kind of miniature calibrating device of Digital Governor for Diesel Engine.
Background technique
The diesel engines at present speed regulator is developed into based on the electronically controlled Digital electronic speed control device of single-chip microcomputer by traditional mechanical speed governor.Traditional mechanical speed governor is adjusted means and is also changed the functional parameter of adjusting the Digital electronic speed control device into.The parameter adjustment means that the Digital electronic speed control device is commonly used are regulated for adopting exterior terminal to carry out parameter.This mode has following shortcoming: exterior terminal adopts the commissioning device of notebook computer or particular design more, and its cost is higher, and volume is larger, carries inconvenience; Diesel engine is because long-play may cause the variation of its performance, therefore need speed regulator to change parameter and adapt to this variation, if use exterior terminal then be not easy at random (diesel engine) of parameter and regulate at any time, and operation complexity comparatively, manufacturing efficiency reduced; What speed regulator was communicated by letter employing with exterior terminal is serial data transmission mode, and this transmission means can not guarantee the transmitting of data, can cause the mistuning joint of parameter.Therefore cause it can not carry out online Dynamic parameter adjustment simple and reliablely.Can consult paper " diesel engine digital electronic governor on-line proving system " " ship maritime works journey " the 4th phase P46～47 in 2006 that the people such as Hu Dabin deliver.
Summary of the invention
The utility model purpose provides that a kind of size is less, cost is lower, can carry out the miniature calibrating device of Digital Governor for Diesel Engine of internal adjustment.
The utility model comprises load module (1), display modular (2) and memory module (3), it is characterized in that: three Module-embedding formulas are installed on Digital electronic speed control device (4) inside, load module is connected with the Digital electronic speed control device by the I/O interface, by the key-press input switching value; Display modular is connected with the Digital electronic speed control device by bus (6), is used for showing status parameter and the control parameter of selected diesel engine; Storage module by bus is connected with the Digital electronic speed control device, is used for storing the control parameter of diesel engine.
The working circuit of load module is comprised of four resistance and four switches, and an end of each resistance connects power supply (VCC), and the other end is connecting valve and button respectively, and the other end of switch connects ground wire (GND); The first resistance (R1) connection mode button; The second resistance (R2) connects the rise button; The 3rd resistance (R3) connects the downward modulation button; The 4th resistance (R4) connects the replacement button; Wherein four switches are in normally open.
The working circuit of display modular is comprised of digital display screen (IC3) and two electric capacity, and the first electric capacity (C1) and the second electric capacity (C2) are connected in parallel between power supply and the ground wire; The power end of digital display screen connects power supply, ground terminal connects ground wire, and data input pin is connected with the datawire of bus, and address input end is connected with the address wire of bus, and sheet choosing end is connected with the chip select line of bus.
The working circuit of memory module is comprised of storage (IC2) and an electric capacity (C5), and the electric capacity two ends are connected with ground terminal with the power end of storage respectively, storage ground terminal ground connection, power supply termination power; The data input pin of storage is connected with the datawire of bus, address input end is connected with the address wire of bus, sheet choosing end (CS) is connected with the chip select line of bus, read control signal end (OE) is connected with the reading signal lines (RD) of bus, and write signal line (WE) is connected with the write signal line of bus.
The beneficial effects of the utility model are:
The utility model has the advantage of the parameter modification mode that has changed the Digital electronic speed control device, reduced size and lowered manufacture cost; Because the embedded Digital electronic speed control device inside that is installed on is so that can regulate at any time; Load module and a display modular that four switch buttons of simple to operate need form just can be to all parameter Field adjustment of digital electronic speed regulator; And Digital electronic speed control device and this model utility adopt the data exchange ways of parallel bus, have guaranteed the transmitting of data.Because working procedure is stored in memory module inside, so this device can be made and becomes the generic encapsulation structure.
Description of drawings
The miniature calibrating device structure of Fig. 1 Digital Governor for Diesel Engine forms schematic block diagram;
The miniature calibrating device load module electrical schematic diagram of Fig. 2 Digital Governor for Diesel Engine;
The miniature calibrating device display modular electrical schematic diagram of Fig. 3 Digital Governor for Diesel Engine;
The miniature calibrating device memory module electrical schematic diagram of Fig. 4 Digital Governor for Diesel Engine;
The miniature calibrating device embodiment schematic representation of Fig. 5 Digital Governor for Diesel Engine;
The miniature calibrating device embodiment of Fig. 6 Digital Governor for Diesel Engine operates picture frame.
Embodiment
Be divided into power circuit and working circuit with reference to Fig. 2 load module (1).Power circuit provides power supply input VCC and ground wire input GND.Working circuit is by resistance R 1, R2, R3, R4, and K switch 1, K2, K3, K4 form.Resistance R 1 is connected in power supply input VCC and K switch 1, and K switch 1 the other end connects ground wire input GND; Resistance R 2 is connected in power supply input VCC and K switch 2, and K switch 2 the other ends connect ground wire input GND; Resistance R 3 is connected in power supply input VCC and K switch 3, and K switch 3 the other ends connect ground wire input GND; Resistance R 4 is connected in power supply input VCC and K switch 4, and K switch 4 the other ends connect ground wire input GND; Wherein K switch 1, K2, K3, K4 are in normally open.
Be divided into power circuit and working circuit with reference to Fig. 3 display modular (2).Power circuit provides power supply input VCC and ground wire input GND.Working circuit is comprised of digital display screen IC3 and capacitor C 1, C2.Capacitor C 1 and C2 are connected in parallel and power supply is inputted between VCC and the ground wire input GND, and power supply input VCC and ground wire input GND power to IC3.Data input pin Q0～Q6 of IC3 is connected with the datawire AD0～AD6 of bus (6); Address input end A0～A1 of IC3 is connected with the address wire A0 of bus～A1; The chip selection cs end of IC3 is connected with the chip select line CS of bus (6).Bus (6) provides for the Digital electronic speed control device that is connected with the utility model device.IC3 is one 4 digital imaging chip.Exporting 4 bit digital or character during work shows.
Be divided into power circuit and working circuit with reference to Fig. 4 memory module (3).Power circuit provides power supply input VCC and ground wire input GND.Working circuit is comprised of IC2 and capacitor C 5, and capacitor C 5 connects and power supply is inputted between VCC and the ground wire input GND, and IC2 is a storage.Data input pin Q0～Q6 of IC2 is connected with the datawire D0～D7 of bus (6); Address input end A0～A15 of IC2 is connected with the address wire A0 of bus (6)～A15; The chip selection cs end of IC2 is connected with the chip select line CS of bus (6); The read control signal end OE end of IC2 is connected with the reading signal lines RD of bus (6), and write signal line WE is connected with the write signal line WE of bus (6).Bus (6) provides for the Digital electronic speed control device that is connected with the utility model device.
Working principle of the present utility model is for keying in switching value by load module (1), and this switching value is gathered by the Digital electronic speed control device (4) that is connected with the utility model device; The switching value that gathers is used for changing the parametric variable of display modular (2) demonstration and the numerical value of parametric variable; The parameter values that changes respectively correspondence deposits in each parametric variable register of memory module (3); The Digital electronic speed control device (4) that is connected with the utility model device is by changing the running parameter of Digital electronic speed control device (4) to the detection of these registers, and Digital electronic speed control device (4) deposits its Diesel Engine Parameters that detects in memory module (3) and shows for display modular (2).
Embodiment
Fig. 5 is that present embodiment is applied to the digital Digital Governor for Diesel Engine based on the Intel80C196KC single-chip microcomputer.
Present embodiment comprises: load module (1), display modular (2), memory module (3), IC1 Intel80C196KC, capacitor C 2, C3, C4, crystal oscillator XAL1, AND NOT gate IC4A, 2-4 decoder IC5A.Wherein load module (1) comprises resistance R 1, R2, R3, R4, K switch 1, K2, K3, K4; Display modular (2) comprises digital display screen IC3 and capacitor C 1, C2; Memory module (3) is comprised of IC2 and C5.
Display modular (2), memory module (3) are connected with IC1 Intel80C196KC by bus (6); Load module (1) is connected in IC1 Intel80C196KC by I/O interface (5); The frequency of okperation of IC1 Intel80C196KC is provided by crystal oscillator XAL1, inputs to 66,67 pins of IC1 Intel80C196KC, and the crystal oscillator both sides respectively connect capacitor C 3 and C4 leeway simultaneously; The address A15 of IC1Intel80C196KC is connected in AND NOT gate IC4A, and A14, A13 and AND NOT gate IC4A output are connected in 2-4 decoder IC5A input; 2-4 decoder IC5A decoding output CE_IC2 and CE_IC3 are used for Selective storage module (3) and display modular (2).
Operate picture frame with reference to Fig. 6 embodiment of the present utility model, wherein ↑ represent load module (1) UP, ↓ represent load module (1) DOWN, each initial parameter value when RESET represents each parameter value of load module (1) and is reset to this and powers on.
1, failure code mode of operation
After speed regulator powered up, this mode of operation began automatically.Reporting to the police as current, then showing in order.Warning current and blanking can be by its prefix difference.The A representative is current, and S represents storage.Press the MODE key and enter next mode of operation this moment.
2, signalling channel mode of operation
Selected channel number is shown.But selected passage UP key and down key change.For ease of the identification mode of operation, 2 bit digital have a C prefix before measuring channel number, and press the MODE key and enter next mode of operation this moment.
3, signal value mode of operation
This mode of operation shows the parameter value in the selected signalling channel.Press the MODE key and enter next mode of operation this moment.
4, parameter mode of operation
This pattern be used for to show and changes selected parameter number, and the pattern prefix is alphabetical P, and this parameter value can change with UP key or DWON key.Revise effective immediately.Press the MODE key and enter next mode of operation this moment.
5, mode of operation is selected in test
This pattern has two test procedures, but can only use when engine shutdown.
6, experimental test mode of operation
Under the engine shutdown state, after powering up under this pattern, previously selected test is carried out immediately.This test will run to till the mode of operation change always.If there is not optional test program (test procedure number be set as 0), then 2 kinds of tests can not start.Press the MODE key and return the failure code mode of operation this moment.
The utility model is mainly used in the occasion that the New Digital Electronic Speed Governor for Diesel Engine exterior terminal is difficult to carry out, and can replace Digital electronic speed control device exterior terminal.Because diesel engine is had relatively high expectations, its parameter variation can cause propulsion characteristic variation or generating quality to change, and therefore requiring at random, (diesel engine) adjustment parameter guarantees reliable operation.The miniature calibrating device of the Digital Governor for Diesel Engine by being installed on Digital electronic speed control device inside can be adjusted parameter according to the diesel engine situation at any time, thereby being conducive to ensure in time adjust when Diesel Engine Parameters changes guarantees the high efficiency requirement of diesel engine.
Specified otherwise to the RESET key
Because after each factors vary such as the long-time running of diesel engine and environment, some running parameter may need in good time adjustment could guarantee better the normal reliable work of diesel oil, can be in calibrating parameters, be not to make one's wish fulfilled, sometimes run counter to desire, so key is exactly each initial parameters when turning back to this and powering on, to make things convenient for again initial raw parameter value of debugging person, again carry out parameter calibration, until best.
Claims (4)
1. the miniature calibrating device of a Digital Governor for Diesel Engine, comprise load module (1), display modular (2) and memory module (3), it is characterized in that: three Module-embedding formulas are installed on Digital electronic speed control device (4) inside, load module is connected with the Digital electronic speed control device by the I/O interface, by the key-press input switching value, be used for the parameter selection and change the parameter amount, and reset function; Display modular is connected with the Digital electronic speed control device by bus (6), is used for showing status parameter and the control parameter of selected diesel engine; Storage module by bus is connected with the Digital electronic speed control device, is used for storing the control parameter of diesel engine.
2. the miniature calibrating device of a kind of Digital Governor for Diesel Engine according to claim 1, it is characterized in that: the working circuit of described load module is comprised of four resistance and four switches, one end of each resistance connects power supply (VCC), the other end is connecting valve and button respectively, and the other end of switch connects ground wire (GND); The first resistance (R1) connection mode button; The second resistance (R2) connects the rise button; The 3rd resistance (R3) connects the downward modulation button; The 4th resistance (R4) connects the replacement button; Wherein four switches are in normally open.
3. the miniature calibrating device of a kind of Digital Governor for Diesel Engine according to claim 1 and 2, it is characterized in that: the working circuit of described display modular is comprised of digital display screen (IC3) and two electric capacity, and the first electric capacity (C1) and the second electric capacity (C2) are connected in parallel between power supply and the ground wire; The power end of digital display screen connects power supply, ground terminal connects ground wire, and data input pin is connected with the datawire of bus, and address input end is connected with the address wire of bus, and sheet choosing end is connected with the chip select line of bus.
4. the miniature calibrating device of a kind of Digital Governor for Diesel Engine according to claim 3, it is characterized in that: the working circuit of described memory module is comprised of storage (IC2) and an electric capacity (C5), the electric capacity two ends are connected with ground terminal with the power end of storage respectively, storage ground terminal ground connection, the power supply termination power; The data input pin of storage is connected with the datawire of bus, address input end is connected with the address wire of bus, sheet choosing end (CS) is connected with the chip select line of bus, read control signal end (OE) is connected with the reading signal lines (RD) of bus, and write signal line (WE) is connected with the write signal line of bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220509273 CN202811085U (en) | 2012-09-27 | 2012-09-27 | Micro calibration device of electronic speed regulator of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220509273 CN202811085U (en) | 2012-09-27 | 2012-09-27 | Micro calibration device of electronic speed regulator of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202811085U true CN202811085U (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220509273 Expired - Fee Related CN202811085U (en) | 2012-09-27 | 2012-09-27 | Micro calibration device of electronic speed regulator of diesel engine |
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| Country | Link |
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| CN (1) | CN202811085U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900543A (en) * | 2012-09-27 | 2013-01-30 | 哈尔滨工程大学 | Micro calibrating device for electron speed regulator of diesel engine |
| CN104632417B (en) * | 2014-12-11 | 2016-11-16 | 中国北方发动机研究所(天津) | A kind of adjustable speed governing calibrating and positioning device |
-
2012
- 2012-09-27 CN CN 201220509273 patent/CN202811085U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102900543A (en) * | 2012-09-27 | 2013-01-30 | 哈尔滨工程大学 | Micro calibrating device for electron speed regulator of diesel engine |
| CN102900543B (en) * | 2012-09-27 | 2016-05-04 | 哈尔滨工程大学 | A kind of miniature caliberating device of Digital Governor for Diesel Engine |
| CN104632417B (en) * | 2014-12-11 | 2016-11-16 | 中国北方发动机研究所(天津) | A kind of adjustable speed governing calibrating and positioning device |
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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 |
Granted publication date: 20130320 Termination date: 20180927 |
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| CF01 | Termination of patent right due to non-payment of annual fee |