CN109708140A - A kind of high efficiency fuel burner control system - Google Patents
A kind of high efficiency fuel burner control system Download PDFInfo
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- CN109708140A CN109708140A CN201910014135.6A CN201910014135A CN109708140A CN 109708140 A CN109708140 A CN 109708140A CN 201910014135 A CN201910014135 A CN 201910014135A CN 109708140 A CN109708140 A CN 109708140A
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- 239000000446 fuel Substances 0.000 title claims abstract description 34
- 230000007613 environmental effect Effects 0.000 claims abstract description 15
- 238000002485 combustion reaction Methods 0.000 claims abstract description 14
- 238000012545 processing Methods 0.000 claims abstract description 13
- 230000003993 interaction Effects 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 14
- 238000011084 recovery Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 6
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- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
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- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 35
- 230000008901 benefit Effects 0.000 abstract description 7
- 239000012075 bio-oil Substances 0.000 abstract description 5
- 239000002283 diesel fuel Substances 0.000 abstract description 5
- 230000002401 inhibitory effect Effects 0.000 abstract description 4
- 229910052799 carbon Inorganic materials 0.000 abstract description 3
- 230000004069 differentiation Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 5
- 230000010354 integration Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 208000032170 Congenital Abnormalities Diseases 0.000 description 1
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- 230000008859 change Effects 0.000 description 1
- 238000013501 data transformation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
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- 230000007774 longterm Effects 0.000 description 1
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- 230000001052 transient effect Effects 0.000 description 1
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- Regulation And Control Of Combustion (AREA)
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Abstract
The present invention provides a kind of high efficiency fuel combustion control system, pass through the parameters such as acquisition height above sea level, environment temperature, rotation speed of fan, oil temperature, oil level, operation of oil pump state, flame sensor, differentiation processing is carried out to it according to control processing strategie, greatly enhance efficiency of combustion, with display interface and human-computer interaction function, manual operation, program reservation, remotely three kinds of operating modes of control are supported.A kind of high efficiency fuel combustion control system solves the control problem in Different Altitude Regions burner by detecting automatically, automatic control mode；This system can support the different fuels such as diesel oil, bio oil, can greatly improve efficiency of combustion, for environmental protection and energy-saving and emission-reduction important in inhibiting, and realize the essential system in high efficiency smart kitchen；This system is once great economic and social benefit can be generated by promoting, while convenient and the raising people living standards, for the causes important in inhibiting such as energy-saving and emission-reduction and low-carbon environment-friendly.
Description
Technical field
The present invention relates to burner and plateau logistics support equipment fields, and especially one kind, which has, can be realized efficient control
The fuel such as diesel oil, bio oil, and there is continuous regulation and data-transformation facility, it realizes under Different Altitude, control burner is high
The control system of effect heat exchange and long-term stable operation.
Background technique
There are many oil burner producer on the market at present, but horizontal irregular, domestic due to the birth defect in design
Burner due to control problem, in generally existing burning the problem of detonation and due to burn it is insufficient caused by carbon distribution problem,
Efficiency of combustion is largely limited, the stability of work is reduced；Although import brand has very on job stability
It is big to improve, but due to control mode, cause burner on firepower control, not can be carried out continuous control, and adopt
It is arranged with preset parameter, is unable to satisfy under Different Altitude, play maximum efficiency of combustion, there are efficiencies of combustion, and low, environment is fitted
The disadvantages of answering property is poor, firepower can not continuously adjust, job insecurity；The control system of existing burner is designed not due to congenital
Foot, if it find that falling into subsequent use, the general part using building block system filling makes up method and is made up, and causes structure cloth
Office is unreasonable, volume is big, at high cost, the degree of automation is low；The control system of conventional burners does not have due to the restriction of design concept
It is provided with man-machine interface, important parameter can only solidify in a program, but in use, different if wanting to realize optimum Working
Application scenarios must have different parameter settings, and existing control system can not this meet demand；Conventional burners
The data such as control system monitoring data, burning time, working condition can not acquire and summarize, and without provide communication interface and
Display interface, working condition can not show that the informationization integration and safe operation to equipment bring many problems.
Summary of the invention
To solve the above problems, provide a kind of high efficiency fuel burner control system, by acquisition rotation speed of fan, oil temperature,
The parameters such as oil level, operation of oil pump state, environmental sensor, flame sensor carry out at differentiation it according to control processing strategie
Reason, after these data are arranged, shows in the display interface；This control system can be directed to different application scenarios, lead to
It crosses man-machine interface and corresponding parameter is set, can satisfy and work under Different Altitude, support the fuel such as diesel oil, bio oil, there is combustion
It burns high-efficient, good environmental adaptability, firepower and can continuously adjust, steady operation and other merits；The data and state of this system, can be with
By communication interface, it is read out for external system；This system has high degree of automation, small in size, at low cost, modularization etc.
Advantage, holding equipment informationization integration function.
To achieve the above object, the invention adopts the following technical scheme:
A kind of high efficiency fuel burner control system, including oil temperature sensor, fuel level sensor, ignition system, blower motor control
Make output, combusting firepower adjusting, flame sensor, air velocity transducer, RS485 communication interface, main control unit, display screen, oil pump
Control, environmental sensor, storage circuit, power circuit composition；The environmental sensor is used for detection device location height above sea level
And temperature, to call different operating mode and parameter setting；The blower motor control output is for controlling blower motor
Revolving speed；The air velocity transducer is used to detect the revolving speed of blower motor；The oil temperature sensor, fuel level sensor, flame pass
Sensor is for monitoring working condition in burning；The oil pump control controls defeated for controlling fuel delivery size in conjunction with blower motor
Out, best combustion efficiency is realized；The main control unit is the core cell of whole system, by plug-in and control flow,
Realize the normal operation of whole system；The display screen is shown for man-machine interface and interaction；The combusting firepower is adjusted can be with
The stepless regulated of firepower is realized by way of knob, in conjunction with the human-computer interaction of display screen, realizes the control to system；It is described to deposit
Storage road is for the customer parameter of storage system, environment configurations parameter, use and fault message record etc.；The power circuit makes
It is realized and is powered to whole system after internal circuit conversion with 24V direct current output；The RS485 communication interface is used for and outside
System is communicated.
Preferably, the fuel level sensor and oil temperature sensor output are an analog signals (0-5V or 4-20mA),
Signal is sent after processing to the AD pin of main control unit, by its internal analog-digital converter, obtains corresponding digital signal.
Preferably, the motor control output, refers to that the DA analog signal from main control unit after level conversion, is sent
Input pin is controlled to blower motor, for controlling blower motor revolving speed.
Preferably, the environmental sensor includes baroceptor and temperature sensor, and two sensors are the same cores
Piece goes out corresponding height above sea level by formula scales, by detecting temperature value, carries out two to air pressure by detecting atmospheric pressure
Secondary reduced temperature compensation, guarantees the high-precision of measurement.
Preferably, the display screen uses the touch display screen of 5V power supply, is connect by UART interface with main control unit, shows
Display screen has low temperature active heating function, guarantees that display screen can also work normally under extremely low temperature, supports to be used for customer parameter
Input and variable storage can realize the functions such as manual operation and timer reservation by operating to display screen；It is external simultaneously to support
Physical button input and LED light, it is ensured that when display screen failure, this control system can also be worked normally.
Preferably, the air velocity transducer detection blower motor tach signal obtains one after a low-pass filtering
Analog signals are sent to the AD pin of main control unit, by its internal analog-digital converter, obtain corresponding digital signal.
Preferably, the oil pump control is the pwm signal generated by main control unit, after signal drive amplification, is generated
The pwm signal of one group of 12V level, for accurately being controlled oil pump.
Preferably, the flame sensor includes unipolarity fire defector probe, processing circuit, detection signal pass through than
Compared with an on-off model is become after device, send to the I/O pin of main control unit, main control unit detects I/O pin by timing, to sentence
Disconnected flame status.
Preferably, the main control unit is communicated by RS485 communication interface with external system, using power supply be every
From+5V realize communication isolation, improve the anti-interference degree of communication system.
Preferably, the power circuit uses 24V direct current supply, and input has anti-reverse and short-circuit protection, short-circuit protection
Using self-recovery fuse, anti-reverse protection uses heavy-duty diode, and 24V input is wherein all the way after self-recovery fuse
It powers, powers all the way through self-recovery fuse to internal switch power circuit, another way is insured by self- recoverage to ignition system
Silk is powered to blower motor；Internal Switching Power Supply generates the power supply of 12V/5A, and wherein mono- tunnel 12V is supplied for oil supply pump circuit
Electricity, another way generate 5V power supply through the step-down switching circuit of 5V；5V power supply is therein to be given by linear voltage decreasing generation+3.3V all the way
Control circuit power supply, another way are powered by+the 5V that 5V power module generates isolation to RS485 communicating circuit.
The invention has the benefit that a kind of high efficiency fuel burner control system is provided, by acquiring height above sea level, environment temperature
The parameters such as degree, rotation speed of fan, oil temperature, oil level, operation of oil pump state, flame sensor carry out it according to control processing strategie
Differentiation processing, greatly enhances efficiency of combustion, has display interface and human-computer interaction function, supports manual operation, journey
Sequence reservation, remotely three kinds of operating modes of control；The data and state of this system, can by communication interface, for external system into
Row is read, and has many advantages, such as high degree of automation, small in size, at low cost, modularization；This system holding equipment informationization integration function
Can, it can satisfy the requirement of Different Altitude Regions properties of product, solve the problems, such as in burning detonation and the problem of carbon distribution, it can be right
Firepower carries out continuous control, and the burner of control is made to have the function of that high combustion efficiency, the adaptation of product are good, stable, complete
The advantages that；This system can also realize the functions such as reservation, control, alarm, to realize full-automation by connecting central control system
Control；The application of this system solves the control in Different Altitude Regions burner by detecting automatically, automatic control mode
Problem；This system can support the different fuels such as diesel oil, bio oil, can greatly improve efficiency of combustion, for environmental protection and
Energy-saving and emission-reduction important in inhibiting, and realize the essential system in high efficiency smart kitchen；This system is once promoted and can be produced
Raw great economic and social benefit, while convenient and the raising people living standards, for energy-saving and emission-reduction and low-carbon ring
The causes important in inhibiting such as guarantor.
Detailed description of the invention
Fig. 1 is the complete machine functional block diagram of present system；
Fig. 2 is the power circuit principle block diagram of present system；
Fig. 3 is the oil pump controlling circuit schematic diagram of present system；
Fig. 4 is the RS485 communication interface circuit schematic diagram of present system；
Fig. 5 is the system program flow chart of present system；
Fig. 6 is the application layout block diagram of present system；
Fig. 7 is the expansion application block diagram of present system.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with drawings and examples pair
The present invention is further described.
Embodiment 1
As shown in Figure 1, a kind of high efficiency fuel burner control system, including oil temperature sensor, fuel level sensor, ignition system,
Blower motor controls output, combusting firepower adjusting, flame sensor, air velocity transducer, RS485 communication interface, main control unit, shows
Display screen, oil pump control, environmental sensor, storage circuit, power circuit composition；The environmental sensor is for where detection device
Regional height above sea level and temperature, to call different operating mode and parameter setting；The blower motor control output is for controlling
The revolving speed of blower motor；The air velocity transducer is used to detect the revolving speed of blower motor；The oil temperature sensor, oil level sensing
Device, flame sensor are for monitoring working condition in burning；The oil pump control is for controlling fuel delivery size, combining drum wind-powered electricity generation
Machine control output, realizes best combustion efficiency；The main control unit is the core cell of whole system, passes through plug-in and control
Process processed realizes the normal operation of whole system；The display screen is shown for man-machine interface and interaction；The combusting firepower tune
Section can realize the stepless regulated of firepower by way of knob, in conjunction with the human-computer interaction of display screen, realize the control to system；
The storage circuit is for the customer parameter of storage system, environment configurations parameter, use and fault message record etc.；The power supply
Circuit uses 24V direct current output, after internal circuit conversion, realizes and powers to whole system；The RS485 communication interface is used for
It is communicated with external system.
As shown in Fig. 2, the power circuit principle block diagram of present system, external 24V direct current input, wherein all the way by certainly
It powers after restoring fuse F1 to ignition system, all the way through self-recovery fuse F3, counnter attack diode D1, gives internal switch power supply
Circuit, another way are powered by self-recovery fuse F2 to blower motor；The Switching Power Supply that 24V turns 12V generates the electricity of 12V/5A
Source, wherein mono- tunnel 12V powers by self-recovery fuse F4 for oil supply pump circuit, and another way turns the Switching Power Supply of 5V through 12V
Generate 5V power supply；The 5V power supply linear power supply generation+3.3V therein for turning 3.3V by 5V all the way powers to control circuit, another
Road turns the isolated power supply module of 5V by 5V, and+the 5V for generating isolation powers to RS485 communicating circuit；Wherein F1, F2, F3, F4 rise
To the effect of short-circuit protection, diode D1 plays the role of reverse connecting protection, and when input 24V is reversed, D1 clamps its both end voltage
In -0.6V or so, both ends electric current is steeply risen for position, causes self-recovery fuse F3 to act, to protect entire internal circuit.
As shown in figure 3, the oil pump controlling circuit schematic diagram of present system, the pwm control signal from main control unit
OIL_CTR_PB0 is sent to 2 feet of driving chip U4, and 3,4 feet of U4 are grounded, and 2 feet and ground of resistance R37 connection U4,6 feet of U4 connect
7 feet of+12V, U4 control oil pump by resistance R9, metal-oxide-semiconductor Q1, sustained diode 6, and+12V insures by self- recoverage
Silk F5 meets the anode 3XS-1 of oil pump, and the pole D of metal-oxide-semiconductor Q1 meets the negative terminal 3XS-2 of oil pump, since oil pump is an inductive load, adopts
With PWM control mode, diode D6 plays the role of an afterflow, and self-recovery fuse F5 plays short-circuit protection, electricity
Holding C60, C61 is+12V filter capacitor, and the accurate output control to oil pump has been achieved.
As shown in figure 4, the RS485 interface circuit schematic diagram of present system, MC_UART1_RX from main control unit,
485_RE/DE, MC_UART1_TX signal to 4 feet of optocoupler U12,1 foot of U13, U14 1 foot ,+3.3V by resistance R6,
4 feet of R8, R10 to optocoupler U12,1 foot of U13, U14 1 foot, RS485_5V pass through resistance R7 to optocoupler U12 1 foot,
RS485_5V connects 4 feet of optocoupler U13, and 2 feet of U12 connect 1 foot of chip U10, and 3 feet of U13 are grounded (GND_ through resistance R9 all the way
485), another way connects 2 feet and 3 feet of chip U10, and RS485_5V connects 4 feet of U14, U10,3 feet of U14 by resistance R11 respectively
It is grounded (GND_485), RS485_5V connects 8 feet of chip U10, and GND_485 connects 4 feet of chip U10, and 7 feet, 6 feet of U10 pass through electricity
R24, R25, R26, R28, R29, transient suppressor D6, D9, D10 to terminal J11 are hindered, wherein D6, D9, D10 play RS485 node
It is acted on to a surge protection, exports RS485A and RS485B signal, constitute a RS485 electricity with isolation communication in this way
Road.
As shown in figure 5, the system program flow chart of present system, elaborates the principle process of system program work.
Embodiment 2
As shown in fig. 6, being the application layout block diagram of present system, visited by burner, fuel tank, oil level oil temperature sensor, flame
Needle, fire rod, flame probe, burner with high efficiency control system, environmental sensor, blower motor, central control system composition, the oil
Fuel can be diesel oil, bio oil or other oils in case；Efficient burning control system shows and receives customer parameter setting, root
Fuel type and environmental parameter are used according to user, automatically selects control formula and control mode, solves a variety of class A fuel As, different seas
Rise sheer from level ground area efficient burning control the problem of；Central control system communicates burner with high efficiency control system by RS485, to it
Operating parameter, environmental data are read out；The working condition of central control system real-time monitoring burner, by the inside of central control system
Processing routine realizes the functions such as long-range control, reservation.
Embodiment 3
As shown in fig. 7, the expansion application block diagram of present system, by sensor, burner with high efficiency control system, data processing,
Control processing, man-machine interface, cloud server composition, by carrying out status monitoring, long-range control to burner with high efficiency control system
The work such as system, data processing, data interaction, realize terminal data from node to cloud internet+function, be realize intelligence control
The essential system of kitchen system processed.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of high efficiency fuel burner control system, including oil temperature sensor, fuel level sensor, ignition system, blower motor
Control output, combusting firepower adjusting, flame sensor, air velocity transducer, RS485 communication interface, main control unit, display screen, oil
Pump control, environmental sensor, storage circuit, power circuit composition；The environmental sensor is for detection device location sea
It pulls out and temperature, to call different operating mode and parameter setting；The blower motor control output is for controlling air blast electricity
The revolving speed of machine；The air velocity transducer is used to detect the revolving speed of blower motor；The oil temperature sensor, fuel level sensor, flame
Sensor is for monitoring working condition in burning；The oil pump control is controlled for controlling fuel delivery size in conjunction with blower motor
Best combustion efficiency is realized in output；The main control unit is the core cell of whole system, is flowed by plug-in and control
Journey realizes the normal operation of whole system；The display screen is shown for man-machine interface and interaction；The combusting firepower adjusting can
The stepless regulated of firepower is realized in a manner of through knob, in conjunction with the human-computer interaction of display screen, realizes the control to system；It is described
Storage circuit is for the customer parameter of storage system, environment configurations parameter, use and fault message record etc.；The power circuit
Using 24V direct current output, after internal circuit conversion, realizes and power to whole system；The RS485 communication interface is used for and outer
Portion's system is communicated.
2. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the fuel level sensor and
Oil temperature sensor output is an analog signals (0-5V or 4-20mA), and signal send the AD to main control unit to draw after processing
Foot obtains corresponding digital signal by its internal analog-digital converter.
3. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the motor control is defeated
Out, refer to the DA analog signal from main control unit after level conversion, send to blower motor and control input pin, for controlling
Blower motor revolving speed.
4. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the environmental sensor packet
Baroceptor and temperature sensor are included, two sensors are the same chips, by detecting atmospheric pressure, by formula scales
Corresponding height above sea level out carries out second Conversion temperature-compensating to air pressure, guarantees the high-precision of measurement by detecting temperature value.
5. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the display screen uses 5V
The touch display screen of power supply is connect by UART interface with main control unit, and display screen has low temperature active heating function, is guaranteed
Display screen can also work normally under extremely low temperature, support for customer parameter input and variable storage, can be by display screen
The functions such as manual operation and timer reservation are realized in operation；It is external simultaneously to support physics key-press input and LED light, it is ensured that display
When shielding failure, this control system can also be worked normally.
6. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the air velocity transducer inspection
It surveys blower motor tach signal and obtains an analog signals after a low-pass filtering, the AD to main control unit is sent to draw
Foot obtains corresponding digital signal by its internal analog-digital converter.
7. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the oil pump control be by
The pwm signal that main control unit generates generates the pwm signal of one group of 12V level after signal drive amplification, for oil pump
Accurately controlled.
8. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the flame sensor packet
Unipolarity ionic formula fire defector probe, processing circuit are included, detection signal becomes an on-off model after comparator,
It send to the I/O pin of main control unit, main control unit detects I/O pin by timing, to judge flame status.
9. a kind of high efficiency fuel burner control system as described in claim 1, which is characterized in that the power circuit uses
24V direct current supply, input have anti-reverse and short-circuit protection, and short-circuit protection uses self-recovery fuse, and anti-reverse protection uses
Heavy-duty diode, 24V input is wherein powered to ignition system after self-recovery fuse respectively all the way, all the way through self- recoverage
Fuse gives internal switch power circuit, and another way is powered by self-recovery fuse to blower motor；Internal Switching Power Supply
The power supply of 12V/5A is generated, wherein mono- tunnel 12V powers for oil supply pump circuit, and another way generates 5V through the step-down switching circuit of 5V
Power supply；5V power supply is therein to power by linear voltage decreasing generation+3.3V to control circuit all the way, and another way passes through 5V power module
+ the 5V for generating isolation powers to RS485 communicating circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014135.6A CN109708140A (en) | 2019-01-08 | 2019-01-08 | A kind of high efficiency fuel burner control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014135.6A CN109708140A (en) | 2019-01-08 | 2019-01-08 | A kind of high efficiency fuel burner control system |
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| Publication Number | Publication Date |
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| CN109708140A true CN109708140A (en) | 2019-05-03 |
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ID=66260867
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910014135.6A Withdrawn CN109708140A (en) | 2019-01-08 | 2019-01-08 | A kind of high efficiency fuel burner control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536553A (en) * | 2020-05-20 | 2020-08-14 | 武汉飞恩微电子有限公司 | Combustion control system of fuel oil burner |
| CN112696706A (en) * | 2020-12-25 | 2021-04-23 | 中国航天空气动力技术研究院 | Control system and control method based on multiple groups of parallel heat accumulating type combustion heaters |
-
2019
- 2019-01-08 CN CN201910014135.6A patent/CN109708140A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536553A (en) * | 2020-05-20 | 2020-08-14 | 武汉飞恩微电子有限公司 | Combustion control system of fuel oil burner |
| CN112696706A (en) * | 2020-12-25 | 2021-04-23 | 中国航天空气动力技术研究院 | Control system and control method based on multiple groups of parallel heat accumulating type combustion heaters |
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Application publication date: 20190503 |