CN202991244U - Control system of air cooling generator set - Google Patents
Control system of air cooling generator set Download PDFInfo
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- CN202991244U CN202991244U CN 201320012045 CN201320012045U CN202991244U CN 202991244 U CN202991244 U CN 202991244U CN 201320012045 CN201320012045 CN 201320012045 CN 201320012045 U CN201320012045 U CN 201320012045U CN 202991244 U CN202991244 U CN 202991244U
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- generator set
- storage battery
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- microcontroller
- voltage
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Abstract
The utility model relates to a control system of an air cooling generator set. The system is characterized by comprising a micro controller, a reference source and a storage battery for supplying power to the system, wherein the micro controller is connected with an A/D (analog/digital) converter, a parameter configuration storage unit, a watchdog reset circuit, a relay control unit, a digital quantity input unit, an ISP, a communication interface and a human-machine interaction module; the power generation voltage of the generator set is connected with the A/D converter through a first single operational amplifier; the power generation current of the generator set is converted into voltage to be connected with the A/D converter through a second single operational amplifier; and the output of the first single operational amplifier is also converted into a square wave by an in-phase hysteresis comparator to be collected to the micro controller by an ICP input capturing circuit. The system provided by the utility model has the advantages of simple circuit structure and high stability, and has the functions of low-oil pressure detection and protection, high and low storage battery protection and the like.
Description
Technical field
The utility model relates to a kind of air-cooled generator set control system.
Background technique
The air-cooled generator group need not to arrange water cooling system, has saved a series of facilities such as cooling water Automatic Provisioning System, also can not leak, the problem of burn into cavitation erosion and the aspect such as antifreeze.Its good economy performance, reliability is high, the life-span is long, safeguard the characteristics such as easy to use, is widely used in the occasions such as first people Microwave Station on duty, Satellite Receiving Station of high mountain, wilderness, desert region, anhydrous extremely frigid zones.Yet the air-cooled generator group in use exists following problem: 1, generator overvoltage or undervoltage; 2, diesel engine oil pressure is low; 3, diesel engine speed is too high; 4, diesel engine speed is too low; 5, the cylinder of diesel engine temperature is high; 6, generator overload; 7, not fault demonstration intuitively and warning etc.Therefore provide a kind of reliable control system to be very important.
The model utility content
The purpose of this utility model is to provide a kind of air-cooled generator set control system, can realize the control to the air-cooled generator group, improves the reliability of air-cooled generator group.
The utility model adopts following scheme to realize: a kind of air-cooled generator set control system, it is characterized in that, and this system comprises that a microcontroller, an a reference source and one are the storage battery of system power supply; Described microcontroller is connected with an analog-digital converter, parameter configuration storage unit, watchdog reset circuit, relay control unit, digital quantity input unit, ISP and communication interface and human-computer interaction module; The generating voltage of described generator set is connected with described analog-digital converter through one first single amplifier; The generation current of described generator set transfers voltage to and is connected with described analog-digital converter by one second single amplifier; The output of described first single amplifier also collects described microcontroller by ICP input capture circuit after a homophase hysteresis comparator is converted into square wave; Described microcontroller also gathers the output voltage of described storage battery through described analog-digital converter; Described digital quantity input unit is in order to receive the digital data of this generator set oil pressure sensor output; Described a reference source is raised in order to the negative half period of Ac that generator set is sent and is provided a reference potential for microcontroller and first and second single amplifier.
In the utility model one embodiment, described storage battery is provided with height storage battery protective circuit, is system power supply in order to stop this storage battery after dropping to a predetermined value in described battery voltage.
In the utility model one embodiment, described human-computer interaction module comprises digital display circuit, LED light and key scanning circuit.
In the utility model one embodiment, described storage battery is system power supply through a DC-DC circuit.
The utility model possesses following advantage:
1, by the ICP input capture, can save zero cross detection circuit and a timer resource.
2. relay control unit can replace oil pressure warning unit, saves cost.
3. TRUE-RMS real effective algorithm improves the effective value testing precision. can adapt to random waveform.
4. increase current working time of Presentation Function.
5. low oil pressure detects and protective function.
6. hang down the storage battery protective function, the high voltage cut-off effectively improves the storage battery life-span.
7. microprocessor adopts Harvard's framework, and a machine cycle can be carried out an instruction.
8. exceed the speed limit, low speed automatic shutdown function, overvoltage, low pressure automatic shutdown function.
9. automatic taking turn function, can check generator set voltage, electric current, frequency and active power in turn.
Description of drawings
Fig. 1 is the utility model embodiment's circuit system theory diagram.
Fig. 2 is another embodiment's of the utility model circuit system theory diagram.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described further.
As shown in Figure 1, the present embodiment provides a kind of air-cooled generator set control system, it is characterized in that, this system comprises that a microcontroller, an a reference source and one are the storage battery of system power supply; Described microcontroller is connected with an analog-digital converter, parameter configuration storage unit, watchdog reset circuit, relay control unit, digital quantity input unit, ISP and communication interface and human-computer interaction module; The generating voltage of described generator set is connected with described analog-digital converter through one first single amplifier; The generation current of described generator set transfers voltage to and is connected with described analog-digital converter by one second single amplifier; The output of described first single amplifier also collects described microcontroller by ICP input capture circuit after a homophase hysteresis comparator is converted into square wave; Described microcontroller also gathers the output voltage of described storage battery through described analog-digital converter; Described digital quantity input unit is in order to receive the digital data of this generator set oil pressure sensor output; Described a reference source is raised in order to the negative half period of Ac that generator set is sent and is provided a reference potential for microcontroller and first and second single amplifier.
Please continue with reference to Fig. 2, the storage battery described in figure also is provided with height storage battery protective circuit, is system power supply in order to stop this storage battery after dropping to a predetermined value in described battery voltage.Described human-computer interaction module comprises digital display circuit, LED light and controls key circuit; It has the indication warning: low oil pressure warning and low battery voltages warning; Parameter display comprises: generator voltage V, dynamo current A, generator frequency Hz, generator power kW and generator operation time/current working time H etc.Described storage battery is system power supply through a DC-DC circuit.The present embodiment is converted into square wave by the homophase hysteresis comparator after generating voltage is dwindled by single amplifier and is gathered by ICP input capture circuit take microprocessor as control centre; Generation current passes through I
Be input to by analog-digital converter ADC after dwindling by single amplifier again after the V conversion and carry out data capture in microcontroller; Cell voltage is input to by transducer ADC and carries out data capture in microcontroller; Can show generator set voltage, electric current, frequency, active power, working time by nixie tube; It is voltage that microprocessor control LED lamp can point out present nixie tube to show in turn, electric current, active power or frequency; Control unit and digital input amount unit can be controlled generator; House dog can be realized automatically reseting to single-chip microcomputer; The height storage battery is protecting power supply effectively; The parameter configuration storage unit can be stored system history data.
The above is only preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (4)
1. an air-cooled generator set control system, is characterized in that, this system comprises that a microcontroller, an a reference source and one are the storage battery of system power supply; Described microcontroller is connected with an analog-digital converter, parameter configuration storage unit, watchdog reset circuit, relay control unit, digital quantity input unit, ISP and communication interface and human-computer interaction module; The generating voltage of described generator set is connected with described analog-digital converter through one first single amplifier; The generation current of described generator set transfers voltage to and is connected with described analog-digital converter by one second single amplifier; The output of described first single amplifier also collects described microcontroller by ICP input capture circuit after a homophase hysteresis comparator is converted into square wave; Described microcontroller also gathers the output voltage of described storage battery through described analog-digital converter; Described digital quantity input unit is in order to receive the digital data of this generator set oil pressure sensor output; Described a reference source is raised in order to the negative half period of Ac that generator set is sent and is provided a reference potential for microcontroller and first and second single amplifier.
2. air-cooled generator set control system according to claim 1 is characterized in that: described storage battery is provided with height storage battery protective circuit, is system power supply in order to stop this storage battery after dropping to a predetermined value in described battery voltage.
3. air-cooled generator set control system according to claim 1, it is characterized in that: described human-computer interaction module comprises digital display circuit, LED light and key scanning circuit.
4. air-cooled generator set control system according to claim 1, it is characterized in that: described storage battery is system power supply through a DC-DC circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012045 CN202991244U (en) | 2013-01-10 | 2013-01-10 | Control system of air cooling generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320012045 CN202991244U (en) | 2013-01-10 | 2013-01-10 | Control system of air cooling generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991244U true CN202991244U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320012045 Expired - Fee Related CN202991244U (en) | 2013-01-10 | 2013-01-10 | Control system of air cooling generator set |
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| CN (1) | CN202991244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104503326A (en) * | 2014-12-19 | 2015-04-08 | 重庆川仪自动化股份有限公司 | Actuator control system |
-
2013
- 2013-01-10 CN CN 201320012045 patent/CN202991244U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104503326A (en) * | 2014-12-19 | 2015-04-08 | 重庆川仪自动化股份有限公司 | Actuator control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FUZHOU JIAZI INFORMATION TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: FUZHOU INSOFT INFORMATION TECHNOLOGY CO., LTD. Effective date: 20130822 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 350003 FUZHOU, FUJIAN PROVINCE TO: 350001 FUZHOU, FUJIAN PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130822 Address after: Yangqiao Road Gulou District of Fuzhou city in Fujian province 350001 No. 99 Sanyou ten storey building in North A Patentee after: FUZHOU JIAZI INFORMATION TECHNOLOGY CO., LTD. Address before: 102, room 15, building 350003, C zone, Fuzhou Software Park, 89 software Avenue, Gulou District, Fujian, Fuzhou Patentee before: Fuzhou Yingsuo Information Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: FUJIAN JIAZI INFORMATION TECHNOLOGY CO., LTD. Free format text: FORMER NAME: FUZHOU JIAZI INFORMATION TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Yangqiao Road Gulou District of Fuzhou city in Fujian province 350001 No. 99 Sanyou ten storey building in North A Patentee after: Fujian Jiazi Information Technology Co. Ltd. Address before: Yangqiao Road Gulou District of Fuzhou city in Fujian province 350001 No. 99 Sanyou ten storey building in North A Patentee before: FUZHOU JIAZI INFORMATION TECHNOLOGY CO., LTD. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Yangqiao Road Gulou District of Fuzhou city in Fujian province 350001 No. 99 Sanyou ten storey building in North A Patentee after: Fujian Jiazi information technology Limited by Share Ltd Address before: Yangqiao Road Gulou District of Fuzhou city in Fujian province 350001 No. 99 Sanyou ten storey building in North A Patentee before: Fujian Jiazi Information Technology Co. Ltd. |
|
| 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: 20130612 Termination date: 20190110 |