CN201321898Y - Local control device of marine diesel - Google Patents
Local control device of marine diesel Download PDFInfo
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- CN201321898Y CN201321898Y CNU2008201572455U CN200820157245U CN201321898Y CN 201321898 Y CN201321898 Y CN 201321898Y CN U2008201572455 U CNU2008201572455 U CN U2008201572455U CN 200820157245 U CN200820157245 U CN 200820157245U CN 201321898 Y CN201321898 Y CN 201321898Y
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Abstract
The utility model provides a local control device of a marine diesel, which mainly comprises the following components: a start-stop control module, a gas supply control module, a pressure sampling module, a temperature sampling module, a CPU module and a communication module, wherein the start-stop control module is used for carrying out relative operation of the diesel in a starting or stopping process; the gas supply control module is used for controlling suction of a gas supply electromagnetic valve of an enhancer in response to a load suddenly applied signal and for raising air content in an air cylinder; the pressure sampling module is used for collecting data of diesel pressure signals; the temperature sampling module is used for sampling temperature signal data on the diesel; the CPU module is used for collecting signal data and for controlling the diesel based on the collected signal data; and the communication module is used for connecting the CPU module to a CAN bus, an RS232 bus and an RS485 bus. The device improves a prior diesel control mode, and combines the monitoring and control of the diesel and the control of auxiliary equipment of a machine set together, thereby reducing the number of equipment and installation space, simplifying system configuration and improving safety and reliability of the system.
Description
Technical field
The utility model relates to automation field, relates in particular to a kind of marine diesel engine machine on-site control apparatus.
Background technique
Along with the maturation of control technique, the development of the raising of emission request and diesel engine design, intelligent diesel engine share on marine diesel engine market is increasing, and its maintainability is good, and exhaust emission is little, intelligent degree height, efficient height.Under this background, traditional Diesel Engine Control pattern is the intelligentized trend of incompatibility diesel engine more and more, has produced the demand of improving traditional mode thus.
The model utility content
Technical problem to be solved in the utility model provides a kind of Fieldbus Based marine diesel engine machine on-site control apparatus, it changes traditional Diesel Engine Control pattern, monitoring and control with diesel engine, and the control of unit auxiliaries combines, reduced number of devices, reduce installing space, simplified system's formation, improved the safety reliability of system.
The utility model is that to solve the problems of the technologies described above the technological scheme that adopts be a kind of marine diesel engine machine on-site control apparatus, comprises following composition:
Start the parking control module, be used to finish the associative operation of diesel engine starting or docking process;
The tonifying Qi control module is controlled the tonifying Qi solenoid valve adhesive of a booster in order to respond a load impact signal, improve the air content of cylinder;
The force samples module is in order to gather diesel engine pressure signal data;
The temperature sampling module is in order to the temperature signal data on the sampling diesel engine;
The CPU module connects described starting parking control module, tonifying Qi control module, force samples module and temperature sampling module respectively, in order to gather signal data, according to the signal data of gathering, diesel engine is controlled; And
Communication module is in order to connect described CPU module to CAN bus and RS232 and RS485 bus.
In an embodiment of the present utility model, above-mentioned marine diesel engine machine on-site control apparatus also can comprise: the diesel engine speed sampling module, in order to sampling by engine speed and supercharger speed, and be transferred to that the CPU module is sampled and with a preset rotation speed relatively; And starting fuel limit module, connect described CPU module, in order to comparative result, the fuel injection amount is controlled by a fuel limit valve according to CPU.
In an embodiment of the present utility model, above-mentioned marine diesel engine machine on-site control apparatus also can comprise: in order to carry out the warning of lubricating oil liquid level height and the liquid level warning module that the warning of fuel leakage is sampled, described liquid level warning module connects described CPU module.
In an embodiment of the present utility model, above-mentioned communication module comprises a RS422 and RS485 control circuit, a CAN bus control circuit, wherein the CAN bus control circuit links to each other with display module through the CAN bus, and RS422 and RS485 control circuit are through RS232 and RS485 bus and central station of floating dock communication.
In an embodiment of the present utility model; above-mentioned marine diesel engine machine on-site control apparatus also can comprise: the safety protection control module; connect this CPU module; be used for when emergency appears in diesel engine diesel engine being carried out the operation of stopping in emergency, wherein said emergency comprises that diesel engine speed surpasses setting value, the fresh water temperature is lower than arbitrary situation in the setting value above setting value, lubricating oil pressure.
The utility model is owing to adopt above technological scheme, make it to compare with traditional marine diesel engine machine on-site control apparatus, monitoring and control with diesel engine, and the control of unit auxiliaries combines, reduced number of devices, reduce installing space, simplified system's formation, improved the safety reliability of system.
Description of drawings
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, wherein:
Fig. 1 is the marine diesel engine machine on-site control apparatus structured flowchart according to the utility model one embodiment.
Fig. 2 A-2D is a CPU module electrical schematic diagram of the present utility model.
Fig. 3 is a starting parking control module electrical schematic diagram of the present utility model.
Fig. 4 is a safety protection control module electrical schematic diagram of the present utility model.
Fig. 5 is a tonifying Qi control module electrical schematic diagram of the present utility model.
Fig. 6 is a force samples module electrical schematic diagram of the present utility model.
Fig. 7 is a temperature sampling module electrical schematic diagram of the present utility model.
Fig. 8 is a starting fuel limit module electrical schematic diagram of the present utility model.
Fig. 9 is a rotating speed sampling module electrical schematic diagram of the present utility model.
Figure 10 is a communication module electrical schematic diagram of the present utility model.
Figure 11 is a liquid level warning module electrical schematic diagram of the present utility model.
Embodiment
With reference to shown in Figure 1, machine on-site control apparatus 10 provided by the utility model mainly is made of CPU module 100, starting parking control module 110, safety protection control module 120, tonifying Qi control module 130, force samples module 140, temperature sampling module 150, starting fuel limit module 160, rotating speed sampling module 170, communication module 180 and liquid level warning module 190.The embodiment of each module is described respectively below with reference to concrete circuit diagram.
Shown in Fig. 2 A-2D, wherein Fig. 2 A is the electrical schematic diagram of processor module, and Fig. 2 B is the electrical schematic diagram of reset circuit module, and Fig. 2 C is the electrical schematic diagram of address decoding module, and Fig. 2 D is the electrical schematic diagram of power module.CPU module 101 further comprises processor module 101, address decoding module 102, power module 103, reset circuit module 104, and the pin of same numeral can interconnect in these circuit.
ADuC832 controller chip integration has become high performance 12 self calibration ADC, two 12 DAC, and 8 micro-control units able to programme.Provide non-volatile interior flash/electricity of 62k byte to wipe program storage in the sheet, non-volatile interior flash of 4KB/electric obliterated data storage, the expansion RAM of 256 byte RAM and 2K byte.ADuC832 also provides other extra analog functuions, as 2 12 DAC so that extra analog functuion to be provided.Digital peripheral devices comprises 2 16 ∑s-Δ DAC in the sheet.
Decoding module 102 is used for the high address decoding to address bus, and with gated data storage, CAN1 controller etc., decoding module 102 is that two/four decoders of 74HC139, an electric capacity are formed by a slice model.
Reset circuit module 103 be used to produce one by high step-down and one by the low level signal that uprises, respectively the SJA1000CAN controller on above-mentioned microprocessor ADuC832 monolithic microprocessor and the CAN Interface Module (see figure 10) is carried out initial electrification reset, it is that 74HC 14, some resistance, some electric capacity form by a slice model.
With reference to shown in Figure 3, starting parking control module 110 is used to finish the associative operation of diesel engine starting or docking process.Starting parking control module 110 comprises that one is equipped with car tutorial light, starting control knob, stop control button and support circuit thereof, one group of jiggering position limit switch and support circuit thereof, and a lubricating oil pressure sample circuit 111.In one embodiment, start parking control module 110 by two relays, a slice 74HC574, a slice ULN2802, a slice PS2801, a slice 74HC541, compositions such as a slice LM124 and some electric capacity, resistance, LED lamp.Diesel engine disconnects at turning engine, and lubricating oil pressure satisfies under the situation of start request, and it is bright that diesel engine is equipped with the car tutorial light.If the user presses " starting " switch, play moving electromagnetic valve with closure, drive diesel engine by gas circuit and rotate, when diesel engine speed is able to rely under the situation of detonation running, disconnected moving electromagnetic valve, at this moment diesel engine reaches predefined rotating speed automatically.Under the situation of pressing " Stop " button, the adhesive of diesel engine parking solenoid valve is that solenoid valve will continue to disconnect after adhesive a period of time under zero the situation when diesel engine speed, thereby guarantees that diesel engine speed regulator gets back to initial position.The logic judgement of this process is all carried out in the CPU module.
With reference to shown in Figure 4, safety protection control module 120 is used for when emergency appears in diesel engine diesel engine being carried out the operation of stopping in emergency, and reaches the purpose of protection diesel engine.Reset circuit 124 and the solenoid valve 125 that stops in emergency that safety protection control module 120 is made up of an engine speed sample circuit 121, lubricating oil pressure sample circuit 122, fresh water temperature sampling circuit 123, reset button and support circuit thereof are formed.In one embodiment, these circuit are made of two LM124, a slice 74HC541, a slice ULN2802, a slice PS2801, a slice 74HC574 and some resistance capacitances.In when, diesel engine speed taking place surpassing setting value, fresh water temperature and surpasses setting value, lubricating oil pressure and be lower than in the setting value arbitrary situation when, the solenoid valve that stops in emergency action, diesel engine throttle is got back to zero-bit at once, and diesel engine stops operating immediately.If fault disappears, and reset by the user, the diesel engine solenoid valve disconnection that resets of stopping in emergency, diesel engine can start once more.The logic of this process is judged and data processing is all carried out in the CPU module.
With reference to shown in Figure 5, tonifying Qi control module 130 is when the diesel load impact, opens the tonifying Qi solenoid valve in order to allow diesel oil fully burn, and provides diesel combustion required enough air, reaches the purpose that improves the diesel emission standard.Tonifying Qi control module 130 comprises a tonifying Qi control electromagnetic valve 131 and the load impact sample circuit 132 that photoelectricity is isolated.These circuit are made of a slice 74HC541, a slice ULN2802, a slice 74HC574, a slice PS2801 and some resistance capacitances again.When the diesel load impact, it is big that diesel engine throttle can become, the diesel oil that enters in the cylinder increases, because pressurized machine can not provide abundant air fully to burn for all diesel oil at short notice, load impact sensor can be exported a load impact signal, device collects the load impact, 131 adhesives of starting tonifying Qi solenoid valve, device is given the pressurized machine tonifying Qi, and the air content in the cylinder improves like this, diesel oil burns more abundant in cylinder, thereby improves the emission standard of diesel engine.The logic of this process is judged and data processing is all carried out in CPU module 100.
With reference to shown in Figure 6, force samples module 140 is used to gather the pressure of each pipeline of diesel engine, for relevant control provides data.Force samples module 140 comprises a follower circuit 141, multidiameter option switch 142, a multidiameter option switch control circuit 143.These circuit are made of a slice LM124, a slice CD4051, a slice 74HC574 and some resistance capacitances again.This module is used to adopt the pressure of each pipeline of diesel engine, as lubricating oil pressure, and fuel pressure, starting air pressure, cooling water pressure etc.The data-signal of this module all is to pass to CPU module 100, and is handled by CPU module 100.
With reference to shown in Figure 7, the temperature sampling module 150 every temperature value on the diesel engine that is used to sample.Temperature sampling module 150 comprises a follower circuit 151, multidiameter option switch 152 (be labeled as 152 chip be same multidiameter option switch), multidiameter option switch control circuit 153 (be labeled as 153 chip be same multidiameter option switch control circuit), plurality of resistive electric bridge 154, one at plate temperature compensating circuit 155 and an amplification circuit 156.These circuit are made of a slice ADT7031, two LM124, a slice CD4051, a slice 74HC574 and some resistance capacitances.This module temperature on the diesel engine that is used to sample, as fuel oil temperature, oil temperature, the delivery temperature of each cylinder, the delivery temperature of exhaust manifold etc.The data-signal of this module all is to pass to the CPU module, and is handled by the CPU module.
With reference to shown in Figure 8, fuel oil limit value valve is opened or closed to starting fuel limit module 160 according to the rotational speed limit stages different in Starting Process of Diesel Engine, and the fuel injection amount is controlled, and improves the emission standard of diesel engine.Starting fuel limit module 160 comprises that a fuel limit solenoid valve 161, a pulse change the circuit 162 of voltage.Starting fuel limit module 160 links to each other with rotating speed sampling module 170.In one embodiment, starting fuel limit module 160 specifically is made up of a slice LM124, a slice 74HC541 and some capacitance resistances.When diesel engine moved, rotating speed sampling module 170 can be converted into the level that CPU module 100 can be sampled with tach signal, by the sampling and the comparison of CPU module 100.When diesel engine is lower than a certain preset rotation speed, open fuel limit solenoid valve 161, the fuel injection amount is limited.When diesel engine was in the slow-speed of revolution, the emitted dose of restriction fuel oil helped abundant burning, thereby further improves the emission standard in the Starting Process of Diesel Engine.The logic of this process is judged and data processing is all carried out in the CPU module.
With reference to shown in Figure 9, rotating speed sampling module 170 is used to gather diesel engine engine speed and supercharger speed.Rotating speed sampling module 170 is made up of supercharger speed sample circuit 171 and engine speed sample circuit 172.These circuit are made up of a slice LM124, a slice TLP521-2 and some resistance capacitances again.Engine speed sample circuit 172 sampling+24V pulse signals are identical with the engine speed sample circuit of aforesaid safety protection control module 120; The rotating speed of supercharger speed sample circuit 171 main sampling magnetoelectricity signals.The data-signal of this module all is to pass to CPU module 100, and is handled by the CPU module.
With reference to shown in Figure 11, liquid level warning module 190 is gathered the lubricating oil liquid level and is just reported to the police and fuel oil leakage warning.Liquid level warning module 190 comprises some switching value sample circuits, comprises the warning to lubricating oil liquid level height, at the sump oil groove to the warning sampling of fuel leakage etc.This modular circuit is made of a slice PS2801-4, a slice 74HC541 and some resistance capacitances.The logic of this process is judged and data processing is all carried out in the CPU module.
In sum, embodiment of the present utility model compares with traditional marine diesel engine machine on-site control apparatus, monitoring and control with diesel engine, and the control of unit auxiliaries combines, reduced number of devices, reduce installing space, simplified system's formation, improved the safety reliability of system.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (5)
1. marine diesel engine machine on-site control apparatus is characterized in that comprising:
Start the parking control module, be used to finish the associative operation of diesel engine starting or docking process;
The tonifying Qi control module is controlled the tonifying Qi solenoid valve adhesive of a booster in order to respond a load impact signal, improve the air content of cylinder;
The force samples module is in order to gather diesel engine pressure signal data;
The temperature sampling module is in order to the temperature signal data on the sampling diesel engine;
The CPU module connects described starting parking control module, tonifying Qi control module, force samples module and temperature sampling module respectively, in order to gather signal data, according to the signal data of gathering, diesel engine is controlled; And
Communication module is in order to connect described CPU module to CAN bus and RS232 and RS485 bus.
2. marine diesel engine machine on-site control apparatus as claimed in claim 1 is characterized in that, also comprises:
The diesel engine speed sampling module, in order to sampling by engine speed and supercharger speed, and be transferred to that the CPU module is sampled and with a preset rotation speed relatively;
Starting fuel limit module connects described CPU module, in order to the comparative result according to CPU, by a fuel limit valve fuel injection amount is controlled.
3. marine diesel engine machine on-site control apparatus as claimed in claim 1 is characterized in that, comprises that also described liquid level warning module connects described CPU module in order to carry out the warning of lubricating oil liquid level height and the liquid level warning module that the warning of fuel leakage is sampled.
4. marine diesel engine machine on-site control apparatus as claimed in claim 1, it is characterized in that, this communication module comprises a RS422 and RS485 control circuit, a CAN bus control circuit, wherein the CAN bus control circuit links to each other with display module through the CAN bus, and RS422 and RS485 control circuit are through RS232 and RS485 bus and central station of floating dock communication.
5. marine diesel engine machine on-site control apparatus as claimed in claim 2 is characterized in that, also comprises:
The safety protection control module; connect this CPU module; be used for when emergency appears in diesel engine diesel engine being carried out the operation of stopping in emergency, wherein said emergency comprises that diesel engine speed surpasses setting value, the fresh water temperature is lower than arbitrary situation in the setting value above setting value, lubricating oil pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201572455U CN201321898Y (en) | 2008-12-17 | 2008-12-17 | Local control device of marine diesel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201572455U CN201321898Y (en) | 2008-12-17 | 2008-12-17 | Local control device of marine diesel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201321898Y true CN201321898Y (en) | 2009-10-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201572455U Expired - Fee Related CN201321898Y (en) | 2008-12-17 | 2008-12-17 | Local control device of marine diesel |
Country Status (1)
| Country | Link |
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| CN (1) | CN201321898Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089472A (en) * | 2012-11-01 | 2013-05-08 | 上海丽岛船舶科技有限公司 | Control box beside diesel engine |
| CN109736950A (en) * | 2018-12-27 | 2019-05-10 | 国营第六一六厂 | A kind of UT396 extended pattern on-site control case suitable for 396 serial diesel engines |
| CN111561403A (en) * | 2020-05-06 | 2020-08-21 | 河南柴油机重工有限责任公司 | Marine diesel engine main propulsion unit monitoring device based on PLC |
-
2008
- 2008-12-17 CN CNU2008201572455U patent/CN201321898Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103089472A (en) * | 2012-11-01 | 2013-05-08 | 上海丽岛船舶科技有限公司 | Control box beside diesel engine |
| CN103089472B (en) * | 2012-11-01 | 2016-04-20 | 上海丽岛船舶科技有限公司 | A kind of control box beside diesel engine |
| CN109736950A (en) * | 2018-12-27 | 2019-05-10 | 国营第六一六厂 | A kind of UT396 extended pattern on-site control case suitable for 396 serial diesel engines |
| CN111561403A (en) * | 2020-05-06 | 2020-08-21 | 河南柴油机重工有限责任公司 | Marine diesel engine main propulsion unit monitoring device based on PLC |
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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: 20091007 Termination date: 20141217 |
|
| EXPY | Termination of patent right or utility model |