CN106444623A - Circulating detection system for combustion heater of Programmable Logic Controller - Google Patents
Circulating detection system for combustion heater of Programmable Logic Controller Download PDFInfo
- Publication number
- CN106444623A CN106444623A CN201611214065.1A CN201611214065A CN106444623A CN 106444623 A CN106444623 A CN 106444623A CN 201611214065 A CN201611214065 A CN 201611214065A CN 106444623 A CN106444623 A CN 106444623A
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- unit
- plc
- burning heater
- heater
- burning
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/16—Plc to applications
- G05B2219/163—Domotique, domestic, home control, automation, smart, intelligent house
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Regulation And Control Of Combustion (AREA)
Abstract
The invention discloses a circulating detection system for a combustion heater of a Programmable Logic Controller, which comprises a PLC controller and a combustion heater starting unit. The PLC controller comprises an input unit, a DTU unit, a driving unit and an output unit. The input unit, the DTU unit, the driving unit and the output unit are connected in series. The combustion heater starting unit comprises a fault detection unit and a feedback unit. The starting and ignition of the glow plug, feedback, Ignition execution and failure status of the invention are based on analysis of the PLC controller. Through the invention, the working state of the combustion heater can be mastered in real time, and the working condition of each part can be known. According to the new PLC controller, the current ignition steps can be determined; the specific cause of the malfunction of the first action can be cleared.And the new PLC controller provides accurate fault reasons for maintenance personnel, making the maintenance more convenient andensuring the normal operation of targeted combustion heater.
Description
Technical field
The present invention relates to a kind of circulating-heating detecting system technical field, the burning heater of especially PLC follows
Ring detecting system.
Background technology
Combustion heating be equipment using light diesel fuel as fuel its there is efficient discharge, therefore combustion heating is extensive
With sub- automobile, steamer, movable plank house, bus, haulage vehicle, caravan and special vehicle etc..Conventional combustion heating refers to oil
Gas burns, and is that Oil/gas Fuels and air are caught fire and efficiently in time by the proportional speed of regulation and hybrid mode burner hearth of making a gift to someone
Clean combustion equipment.
For ensureing combustion heating energy normal work, the state of user necessary implementing monitoring heating, understand in combustion heating
The stablizing of the working condition of each several part, particularly combustion system.When misfiring condition in combustor, controller can be by sensing
The situation that device feeds back signal makes row and breakdown judge, and takes appropriate measures to avoid the generation of major accident.
Domestic at present conventional burning heater is imported product mostly, its control system all not external disclosures, therefore makes
User cannot understand the state of heater at all in time；When burning is broken down, need machine maintenance electrical instrumentation and technique
The professional scene of the every profession and trades such as personnel is progressively arranged, maintenance time very long labor intensive physical resources and financial resources, and often
Cannot accurately bright failure cause, impact production and use.
Content of the invention
It is an object of the invention to provide a kind of burning heater cycle detection system of PLC, above-mentioned to solve
Proposing domestic at present conventional burning heater in background technology is imported product mostly, its control system all not external disclosures,
Therefore user cannot understand the state of heater at all in time；When burning is broken down, need machine maintenance electrical instrumentation
And the professional scene of the every profession and trade such as technologist progressively arranged, maintenance time very long labor intensive physical resources and financial resources, and
And often cannot accurate bright failure cause, the problem that impact produces and uses.
For achieving the above object, the present invention provides following technical scheme：
A kind of burning heater cycle detection system of PLC, starts single including PLC and burning heater
Unit, described PLC includes input block, DTU unit, driver element and output unit, and described input block, DTU are mono-
Unit, driver element and output unit connect successively by described burning heater start unit includes fault detection unit and feedback
Unit, the outfan of described fault detection unit is connected with the input of feedback unit.
The outfan of described PLC is connected with the input of burning heater start unit, and PLC is used for controlling
Burning heater start unit processed, signal is fed back to PLC by feedback unit by described burning heater start unit,
Three outfans of described PLC switch with ignition coil activate switch, pump start respectively and section thermoelectricity magnet valve opens
The control end of dynamic switch connects.
Preferably, described fault detection unit includes aerator supervision unit, oil pump detector unit, temperature detecting unit, institute
State aerator supervision unit, oil pump detector unit, temperature detecting unit are arranged on after burning heater starts, section fire glow plug opens
Before dynamic.
Preferably, the input of described PLC is also electrically connected with the outfan of voltage transformer.
A kind of burning heater activation system of PLC, comprises the following steps：
Whether E1, PLC control unit detection burning heater possess entry condition.
If E2 testing result is all eligible, burning heater starts；If testing result is ineligible,
Burning heater does not start.
E3, PLC control unit drive the oil pump detector unit in burning heater start unit, and whether detection oil pump is former
Barrier.
If it is normal that E4 testing result is oil pump, PLC controls ignition coil startup, pump start, section thermoelectricity magnetic
Valve starts；If testing result is oil pump fault, burning heater disorderly closedown, then PLC is anti-by feedback unit reception
Feedforward information, and drive oil pump and section thermoelectricity magnet valve to close immediately.
E5, in order to ensure that safe blower fan postpones to stop, by remaining flammable gas blow-out in the right thorax burning room, in next time
So burn and detonation will not be produced due to flammable fuel gas remaining in burner hearth when heater starting igniting, PLC controls single
Unit drives the aerator supervision unit in burning heater start unit, detection blower fan whether fault.
If it is normal that E6 testing result is blower fan, blower fan starts, and remaining flammable gas in the thorax of right burning room is blown
Go out；If testing result is fan trouble, burning heater does not start.
E7, PLC control unit above-mentioned E1-E6 step under normal circumstances, by temperature detecting unit temperature sensor, feel
Uniform temperature should be arrived be considered as entering normal work program；Sensing is considered as not startup separator less than certain temperature, is considered as burning not
Start.
E8, by voltage transformer detect PLC input voltage.
If E9 testing result be PLC input voltage under normal range, PLC can normal work；If
Testing result be PLC input voltage not within normal range, then stop PLC normal work.
Preferably, in E1, start and so burn by the way of heater adopts for the startup of button display screen or manually boot.
Compared with prior art, the invention has the beneficial effects as follows：The present invention includes the startup situation of igniting glow plug, feedback
Situation, igniting performance and failure condition are all based on PLC to be analyzed to above-mentioned, can be real by the present invention
When grasp burning heater working condition, understand the working condition of each several part, newly current igniting step can be sentenced according to PLC
Suddenly, draw the concrete failure cause of action at first, provide accurate failure cause for maintainer, convenient maintenance shoots the arrow at the target really
Protect burning heater to run well, be prevented effectively from major accident and occur.
Brief description
Fig. 1 is present system principle schematic.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, the present invention provides a kind of technical scheme：A kind of burning heater cycle detection system of PLC
System, including PLC and burning heater start unit, PLC includes input block, DTU unit, driver element
And output unit, input block, DTU unit, driver element and output unit connect successively by burning heater start unit
Including fault detection unit and feedback unit, the outfan of fault detection unit is connected with the input of feedback unit.
The outfan of PLC is connected with the input of burning heater start unit, and PLC is used for controlling combustion
Burn heater starting unit, signal is fed back to PLC by feedback unit by burning heater start unit, PLC controls
The control with ignition coil activate switch, pump start switch and section thermoelectricity magnet valve activate switch respectively of three outfans of device
End connects.
In the present invention：Fault detection unit includes aerator supervision unit, oil pump detector unit, temperature detecting unit, blower fan
After detector unit, oil pump detector unit, temperature detecting unit are arranged on burning heater startup, section fire glow plug starts it
Before.
In the present invention：The input of PLC is also electrically connected with the outfan of voltage transformer.
A kind of burning heater activation system of PLC, comprises the following steps：
Whether E1, PLC control unit detection burning heater possess entry condition.
If E2 testing result is all eligible, burning heater starts；If testing result is ineligible,
Burning heater does not start.
E3, PLC control unit drive the oil pump detector unit in burning heater start unit, and whether detection oil pump is former
Barrier.
If it is normal that E4 testing result is oil pump, PLC controls ignition coil startup, pump start, section thermoelectricity magnetic
Valve starts；If testing result is oil pump fault, burning heater disorderly closedown, then PLC is anti-by feedback unit reception
Feedforward information, and drive oil pump and section thermoelectricity magnet valve to close immediately.
E5, in order to ensure that safe blower fan postpones to stop, by remaining flammable gas blow-out in the right thorax burning room, in next time
So burn and detonation will not be produced due to flammable fuel gas remaining in burner hearth when heater starting igniting, PLC controls single
Unit drives the aerator supervision unit in burning heater start unit, detection blower fan whether fault.
If it is normal that E6 testing result is blower fan, blower fan starts, and remaining flammable gas in the thorax of right burning room is blown
Go out；If testing result is fan trouble, burning heater does not start.
E7, PLC control unit above-mentioned E1-E6 step under normal circumstances, by temperature detecting unit temperature sensor, feel
Uniform temperature should be arrived be considered as entering normal work program；Sensing is considered as not startup separator less than certain temperature, is considered as burning not
Start.
E8, by voltage transformer detect PLC input voltage.
If E9 testing result be PLC input voltage under normal range, PLC can normal work；If
Testing result be PLC input voltage not within normal range, then stop PLC normal work.
In the present invention：In E1, start and so burn by the way of heater adopts for the startup of button display screen or manually boot.
In sum：The present invention includes startup situation, feedback, igniting performance and the fault feelings of glow plug of lighting a fire
Condition is all based on PLC to be analyzed to above-mentioned, can grasp burning heater working condition in real time by the present invention,
Understand the working condition of each several part, newly current lighting up procedure can be sentenced according to PLC, draw the concrete fault of action at first
Reason, provides accurate failure cause for maintainer, and convenient maintenance guarantees that burning heater runs well, effectively with a definite target in view
Major accident is avoided to occur.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or deposit between operating
In any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant are intended to
Comprising of nonexcludability, wants so that including a series of process of key elements, method, article or equipment and not only including those
Element, but also include other key elements being not expressly set out, or also include for this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " include one ... the key element that limits it is not excluded that
Also there is other identical element in process, method, article or the equipment including described key element ".
The correlation module being related in the system is hardware system module or is prior art Computer Software journey
The functional module that sequence or agreement are combined with hardware, the computer software programs involved by this functional module or agreement itself
The technology being well known to those skilled in the art, it is not the improvements of the system；Being improved between each module of the system
Interaction relationship or annexation, as the construction of the entirety of system is improved, will be solved with solving the system
Relevant art problem.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand and can carry out multiple changes, modification, replacement to these embodiments without departing from the principles and spirit of the present invention
And modification, the scope of the present invention be defined by the appended.
Claims (5)
1. the burning heater cycle detection system of a kind of PLC, starts single including PLC and burning heater
Unit it is characterised in that：Described PLC includes input block, DTU unit, driver element and output unit, described input
Unit, DTU unit, driver element and output unit connect successively by described burning heater start unit includes fault detect
Unit and feedback unit, the outfan of described fault detection unit is connected with the input of feedback unit；
The outfan of described PLC is connected with the input of burning heater start unit, and PLC is used for controlling combustion
Burn heater starting unit, signal is fed back to PLC by feedback unit by described burning heater start unit, described
Three outfans of PLC switch with ignition coil activate switch, pump start respectively and the startup of section thermoelectricity magnet valve is opened
The control end closed connects.
2. a kind of PLC according to claim 1 burning heater cycle detection system it is characterised in that：Institute
State fault detection unit and include aerator supervision unit, oil pump detector unit, temperature detecting unit, described aerator supervision unit, oil
After pump detector unit, temperature detecting unit are arranged on burning heater startup, before section fire glow plug starts.
3. a kind of PLC according to claim 1 burning heater cycle detection system it is characterised in that：Institute
The input stating PLC is also electrically connected with the outfan of voltage transformer.
4. a kind of burning heater activation system of PLC is it is characterised in that comprise the following steps：
Whether E1, PLC control unit detection burning heater possess entry condition；
If E2 testing result is all eligible, burning heater starts；If testing result is ineligible, burn
Heater does not start；
E3, PLC control unit drive the oil pump detector unit in burning heater start unit, detection oil pump whether fault；
If it is normal that E4 testing result is oil pump, PLC controls ignition coil startup, pump start, section thermoelectricity magnet valve to open
Dynamic；If testing result is oil pump fault, burning heater disorderly closedown, then PLC receives feedback letter by feedback unit
Breath, and drive oil pump and section thermoelectricity magnet valve to close immediately；
E5, in order to ensure that safe blower fan postpones to stop, remaining flammable gas blow-out in the right thorax burning room so burnt in next time
Detonation will not be produced due to flammable fuel gas remaining in burner hearth when heater starting igniting, PLC control unit is driven
Aerator supervision unit in dynamic burning heater start unit, detection blower fan whether fault；
If it is normal that E6 testing result is blower fan, blower fan starts, by remaining flammable gas blow-out in the thorax of right burning room；If
Testing result is fan trouble, then burning heater does not start；
E7, PLC control unit above-mentioned E1-E6 step under normal circumstances, by temperature detecting unit temperature sensor, sense
Uniform temperature is considered as entering normal work program；Sensing is considered as not startup separator less than certain temperature, is considered as burning and does not start；
E8, by voltage transformer detect PLC input voltage；
If E9 testing result be PLC input voltage under normal range, PLC can normal work；If detection
Result be PLC input voltage not within normal range, then stop PLC normal work.
5. a kind of PLC according to claim 4 burning heater activation system it is characterised in that：In E1,
Start and so burn by the way of heater adopts for the startup of button display screen or manually boot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214065.1A CN106444623A (en) | 2016-12-26 | 2016-12-26 | Circulating detection system for combustion heater of Programmable Logic Controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611214065.1A CN106444623A (en) | 2016-12-26 | 2016-12-26 | Circulating detection system for combustion heater of Programmable Logic Controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106444623A true CN106444623A (en) | 2017-02-22 |
Family
ID=58215341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611214065.1A Pending CN106444623A (en) | 2016-12-26 | 2016-12-26 | Circulating detection system for combustion heater of Programmable Logic Controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106444623A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110989488A (en) * | 2019-12-30 | 2020-04-10 | 江苏欧联智能科技有限公司 | Programmable logic controller detection system and method |
| CN111811855A (en) * | 2020-07-09 | 2020-10-23 | 京威汽车设备有限公司 | Comprehensive performance detection equipment and method for fuel heater |
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| CN1869420A (en) * | 2006-06-14 | 2006-11-29 | 东北大学 | Combustion controller and controll method of miniature gas turbine |
| CN103423037A (en) * | 2013-08-23 | 2013-12-04 | 常州大学 | Automobile fuel heater system and working method |
| KR20150041869A (en) * | 2013-10-10 | 2015-04-20 | 엘에스산전 주식회사 | Relay output module |
| CN205319966U (en) * | 2015-12-15 | 2016-06-15 | 日立永济电气设备（西安）有限公司 | Vehicle auxiliary electrical power source power supply system |
| CN106090994A (en) * | 2016-06-28 | 2016-11-09 | 王振涛 | A kind of combustor cycle detection system based on PLC control unit |
| CN106152171A (en) * | 2016-08-16 | 2016-11-23 | 南京英达公路养护车制造有限公司 | Burner operation control system |
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2016
- 2016-12-26 CN CN201611214065.1A patent/CN106444623A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1869420A (en) * | 2006-06-14 | 2006-11-29 | 东北大学 | Combustion controller and controll method of miniature gas turbine |
| CN103423037A (en) * | 2013-08-23 | 2013-12-04 | 常州大学 | Automobile fuel heater system and working method |
| KR20150041869A (en) * | 2013-10-10 | 2015-04-20 | 엘에스산전 주식회사 | Relay output module |
| CN205319966U (en) * | 2015-12-15 | 2016-06-15 | 日立永济电气设备（西安）有限公司 | Vehicle auxiliary electrical power source power supply system |
| CN106090994A (en) * | 2016-06-28 | 2016-11-09 | 王振涛 | A kind of combustor cycle detection system based on PLC control unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110989488A (en) * | 2019-12-30 | 2020-04-10 | 江苏欧联智能科技有限公司 | Programmable logic controller detection system and method |
| CN111811855A (en) * | 2020-07-09 | 2020-10-23 | 京威汽车设备有限公司 | Comprehensive performance detection equipment and method for fuel heater |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20170222 |