CN102538001A - Burning control system of fuel oil burner - Google Patents
Burning control system of fuel oil burner Download PDFInfo
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- CN102538001A CN102538001A CN2011103835536A CN201110383553A CN102538001A CN 102538001 A CN102538001 A CN 102538001A CN 2011103835536 A CN2011103835536 A CN 2011103835536A CN 201110383553 A CN201110383553 A CN 201110383553A CN 102538001 A CN102538001 A CN 102538001A
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Abstract
The invention discloses a burning control system of a fuel oil burner, which comprises an oil transportation passage, an atomizing medium passage, an ignition device, a blower device, an air quantity adjusting device and an oil quantity adjusting device. The burning control system of the fuel oil burner additionally comprises a controller. The controller controls the operation of the blower device, an igniter and an atomizer. The air quantity adjusting device comprises a fan and a fan driver. A fan driver feedback device is arranged on the fan driver. An air pressure sensor is arranged in the ignition device. The air pressure sensor outputs an air pressure signal to the controller. The controller controls the operation of the fan driver according to the feedback signal of the fan driver and the air pressure signal. The fan driver changes the output air quantity of the fan by changing the working frequency of the fan. A flame signal sensor is additionally arranged in the ignition device and outputs a flame signal to the controller. The burning control system of the fuel oil burner can automatically adjust the air quantity and the oil quantity according to preset air-to-oil ratio and can overcome the defect of wear or deformation caused by long-term operation of the traditional burner which adopts a mechanical connecting rod.
Description
Technical field
Adjusting that the present invention relates to burn and control technology field, the particularly a kind of combustion control system that can realize the oil burner of energy saving and environment friendly heating.
Background technology
The present conventional burner of control automatically can be divided into the single hop fire, two sections fire, ratios are regulated.They all are mechanical interlocks, by changing the stroke of actuator, move the size of regulating the fire amount through link rod drive air door and fuel regulator valve then.The automatic control burner that for example certain company produces in the prior art; Promptly control the operation of YE (servomotor) through temperature control system; Move the size of regulating fire by link rod drive air door and fuel regulator valve again; Each valve event in the system is all realized control through the program controller that solidifies, and controllability is relatively poor.And this combustion system its mechanical linkages behind long-play can produce wearing and tearing or distortion, so the following defective of ubiquity:
(1) energy consumption is big: mechanical adjustment oil-gas ratio precision is low, and it is insufficient to burn, and pressure fuel pump requires high;
(2) complicated operation: different fuel is because calorific value is different, and the wind oil ratio will be regulated again;
(3) the burner fuel oil is regulated than low: be 1: 2.5.
(4) in addition, also there is complicated in mechanical structure in combustion system of the prior art, and part is short service life, and cost is than problems such as height.
Summary of the invention
The purpose of this invention is to provide the combustion control system that a kind of oil mass and air quantity are regulated separately; Can regulate air quantity and oil mass automatically according to the wind oil ratio that presets; Simple to operate, get rid of conventional burners and adopt the mechanical linkages long-play can produce the drawback of wearing and tearing or distortion.
For realizing above-mentioned purpose, the technical scheme that the present invention takes is:
A kind of combustion control system of oil burner comprises oil transportation channel, atomizing medium passage, igniter, air-blast device, volume adjusting apparatus and oil controller; Be provided with igniter and atomizer in the igniter; The oil-out of oil transportation channel connects atomizer; The outlet of atomizing medium passage connects atomizer; It is characterized in that, also comprise controller; The operation of controller control air-blast device, igniter and atomizer; The oiler of oil transportation channel is provided with oil transfer pump, and oil transfer pump connects the pressure fuel pump adjuster, and the pressure fuel pump adjuster connects controller; Oil controller is the oil-feed valve, and it is located on the oil transportation channel; Be provided with oil pressure sensor between the oil-out of oil-feed valve and oil transportation channel; The operation of controller control pressure fuel pump adjuster, the pressure fuel pump adjuster is controlled starting or stoping of oil transfer pump, and controller also controls the conducting of oil-feed valve or cuts out; Oil pressure sensor exports the fuel injection pressure signal in the oil transportation channel to controller, and controller is regulated the pressure of oil transfer pump according to fuel injection pressure signal control pressure fuel pump adjuster; The atomizing medium passage is provided with medium circulation valve; The conducting of controller control medium circulation valve or close; Volume adjusting apparatus comprises blower fan and fan driver, and fan driver is provided with the fan driver feedback, is provided with wind pressure sensor in the igniter, and wind pressure sensor exports wind pressure signal to controller; Controller is according to the feedback signal and the operation of wind pressure signal control fan driver of fan driver feedback, and fan driver changes the air output of blower fan through the operating frequency that changes blower fan; Also be provided with the flare up fire sensor in the igniter, the flare up fire sensor exports flare up fire to controller, and controller judges according to flare up fire whether igniting is successful.
As a kind of improvement, also be provided with the fuel oil temperature controller on the oil transportation channel; The fuel oil temperature controller comprises heater and temp probe; But controller control heater operation; Temp probe is arranged in oil transportation channel; Temp probe exports temperature signal to controller.Concrete, under the influence of the low perhaps other factors of environment temperature, the efficient of viscosity condition with higher influence igniting can appear in oil product, and the fuel oil temperature control device can heat to reduce viscosity fuel oil according to the detected temperature of temp probe.
As a kind of improvement, the present invention also comprises human-computer interaction interface, and human-computer interaction interface comprises display module, input module, and display module and input module are connected the demonstration signal output part and the command signal input of controller respectively.Display module and input module can select for use matured product of the prior art to realize, utilize data wire to connect with the relevant control port of controller respectively.Controller can adopt integral control circuit chip of the prior art such as single-chip microcomputer or PLC Programmable Logic Controller to realize, relative program can be accomplished according to ripe programming technique of the prior art.
As a kind of improvement; Also be provided with purge passage between oil transportation channel and the atomizing medium passage; One end of purge passage connects the oil transportation channel between oil-feed valve and the oil-out, and the other end connects the atomizing medium passage between medium atomization pneumatic operated valve and the atomizing medium inlet; Purge passage is provided with the purging pneumatic operated valve, and the control end that purges pneumatic operated valve connects controller.Being provided with of purge passage mainly is to be used for oil transportation channel, and the particularly cleaning of oil gun has utilized the air in the atomizing medium passage to purge cleaning.
As a kind of improvement, the present invention also comprises drainback passage, and drainback passage is connected on the oil transportation channel between oil-feed valve and the oiler through triple valve.Drainback passage makes thermogravimetric oil form circulation before being used as igniting, to guarantee the better mobile of oil.
As a kind of improvement, igniter comprises shell, and shell is provided with flame-observing hole, can be used for operating personnel and observes the flame burning situation.
Preferably, the pressure fuel pump adjuster is a motor, and motor speed changes the discharge pressure that can change oil transfer pump.
Preferably, the fan driver in the volume adjusting apparatus is a frequency converter, and frequency converter changes the blower fan frequency, can drive rotation speed of fan and change.
Preferably, oil transfer pump is any one pump in gear pump, the screw pump, and gear pump and screw pump all can be selected matured product of the prior art.
Preferably; Atomizer in the igniter is a matured product of the prior art: internal-mixing Y type oil gun; As a kind of improvement, be provided with the atomizing medium pressure sensor in the atomizing medium passage, be used to keep watch on discharge pressure with timely adjustment atomizing medium source; Guarantee the operate as normal of atomizer, improve ignition success rate.
Oil pressure sensor among the present invention, atomizing medium pressure sensor, wind pressure sensor all can be realized through the pressure sensor product of existing maturation; The flare up fire sensor can adopt existing Fibre Optical Sensor or other image recognition class sensor to realize.
Oil-feed valve among the present invention and medium circulation valve can be selected arbitrary middle controllable valve in magnetic valve or the pneumatic operated valve, and during for pneumatic operated valve, controller comes the conducting of by-pass valve control through the gas circuit of control pneumatic operated valve or cuts out.
Control method of the present invention based on above structure comprises three phases, is respectively ignition phase, temperature automatically controlled stage and stop phase.Each stage is all moved through each assembly in the controller control system, and the adjusting of air quantity and oil mass can be accomplished the control of the different assemblies that set up separately by controller respectively; Sensor signal in the controller while receiving system, and combine the dependency relation curve, as the foundation that computing is judged, automaticity is high.
The present invention compared with prior art has the following advantages:
1, compare with normal burner, system of the present invention has realized the independent adjusting of oil mass and air quantity, and the burner fuel oil is regulated ratio can surpass 1: 6, and mechanical part is less, and easy to maintenance, part also improves service life greatly; The present invention is in control, and the result adopts sensor to detect in real time to control, in time to regulate relevant parameter through hardware controls, perhaps continues next step operation, greatly reduces energy consumption, and the reduction amplitude reaches about 10%;
2, compare with existing program curing control system, the present invention realizes assigning of controller action order through touch-screen or other human-computer interaction interface, and user's operation is very simple; And automaticity is high, and temperature control is accurate, can raise the efficiency, and reduces toxic emission.
3, the present invention can be used for boiler, hot-blast stove or hot-air (the highest 250 ℃) combustion system, and suitable application area is very extensive.
Description of drawings
Shown in Figure 1 is the structural representation of prior art intermediate fuel oil burner;
Shown in Figure 2 is structural representation of the present invention;
Shown in Figure 3 is pump speed of the present invention and oil mass graph of relation;
Shown in Figure 4 is blower fan frequency of the present invention and air quantity graph of relation;
Shown in Figure 5 is wind oil ratio calculated curve figure of the present invention.
The specific embodiment
For making content of the present invention more obviously understandable, further specify below in conjunction with the accompanying drawing and the specific embodiment.
In conjunction with shown in Figure 1 be the oil burner control system of prior art; It passes through the operation of temperature control system 23 control air door drivers 19 (servomotors) when using; Drive air door 20 actions by link rod again; Drive director valve 22 unlatchings simultaneously and regulate the size that fire is measured, the program controller realization of passing through in the system to solidify is controlled the action of oil-feed valve 3, medium circulation valve 5, purging valve 7 and temperature control system 23, and controllability is relatively poor.
In conjunction with shown in Figure 2, the present invention includes oil transportation channel A, atomizing medium passage D, igniter 10, wind pressure sensor 18, fan drive device 19, oil controller 6 and controller 30; Air-blast device is an air blast 9, and its air outlet connects the air inlet of igniter 10; Be provided with igniter 12 and atomizer 11 in the igniter 10; The oil-out of oil transportation channel A connects atomizer 11; The outlet of atomizing medium passage D connects atomizer 11; Atomizer 11 is selected internal-mixing Y type oil gun for use; Oil controller is an oil-feed valve 3, and it is located on the oil transportation channel A; The control end of oil-feed valve 3 connects controller 30; The operation of controller 30 control air blast 9, igniter 12 and atomizers 11;
The oiler of oil transportation channel A is provided with oil transfer pump 1, and oil transfer pump 1 can adopt gear pump or screw pump; The operation of controller 30 control pressure fuel pump adjusters 2, pressure fuel pump adjuster 2 is controlled starting or stoping of oil transfer pumps 1, and controller 30 also controls the conducting of oil-feed valve 3 or cuts out; Oil transfer pump 1 connects pressure fuel pump adjuster 2, and pressure fuel pump adjuster 2 is a motor, and motor speed changes the fuel transfer pressure that can change oil transfer pump 1, and controller 30 is regulated the pressure of oil transfer pump 1 through the operation of control pressure fuel pump adjuster 2.
Drainback passage B is connected between the oil-feed valve 3 and oiler of oil transportation channel A through triple valve 6;
Be provided with oil pressure sensor 21 in the oil transportation channel A of oil-feed valve 3 outlet sides, oil pressure sensor 21 exports fuel injection pressure signal to controller 30;
The atomizing medium passage is provided with medium circulation valve 5, and the control end of medium circulation valve 5 connects controller 30; Be provided with atomizing medium pressure sensor 8 in the atomizing medium passage D of medium circulation valve 5 entrance sides; Atomizing medium pressure sensor 8 exports the atomizing medium pressure signal to controller 30;
Also be provided with purge passage between oil transportation channel A and the atomizing medium passage D, an end of purge passage is connected between the oil-feed valve 3 and oil-out of oil transportation channel, and the other end is connected between the medium circulation valve 5 and atomizing medium inlet of atomizing medium passage; Purge passage is provided with and purges pneumatic operated valve 7, and the control end that purges pneumatic operated valve 7 connects controller 30.
Be provided with flare up fire sensor 13 and wind pressure sensor 18 in the igniter 10; Flare up fire sensor 13 exports flare up fire to controller; Wind pressure sensor 18 exports wind pressure signal to controller 30; Igniter 10 also is provided with shell, and shell is provided with flame-observing hole 14; In addition; Also be provided with secondary wind adjuster 15 in the igniter; It comprises secondary air register and Quality Initiative, control handwheel, and each several part all can adopt the matured product of prior art to realize, the manual adjustments handwheel can change secondary air register opening degree; Be implemented under the constant situation of blower power, regulate the length and the thickness of flame.
Volume adjusting apparatus comprises fan driver 19; Fan driver is provided with the frequency output current signal; Fan driver 19 is a frequency converter, but the motor speed of frequency converter belt driven blower 9 changes; 19 operations of controller 30 control fan drivers; Thereby the motor speed of control air blast 9 changes, to change the air quantity that igniter 10 is received; Fan driver exports blower motor frequency current signal to controller 30; Wind pressure sensor exports wind pressure signal to controller 30.
Also be provided with the fuel oil temperature controller on the oil transportation channel A; The fuel oil temperature controller comprises heater 4 and temp probe, and temp probe is arranged in oil transportation channel A; Temp probe exports temperature signal to controller 30; Heater 4 can be selected medium hot type heater or electric heater for use;
The present invention also comprises human-computer interaction interface, and human-computer interaction interface comprises display module, input module, and display module and input module adopt matured product of the prior art to realize that both connect the demonstration signal output part and the command signal input of controller respectively.
Control method of the present invention based on above structure comprises three phases, is respectively ignition phase, temperature automatically controlled stage and stop phase.Wherein ignition phase may further comprise the steps:
(1), set pre-heating temperature, send the order that starts the fuel oil temperature controller to controller, heater heats oil, and oil temperature sensor exports oil temperature signal to controller simultaneously through human-computer interaction interface;
(2), when oil temperature arrives design temperature, controller starts air-blast device, detects wind pressure signal simultaneously;
(3), controller starts fan driver, the variation of fan driver operation belt driven blower motor speed; Wind pressure sensor detects the blast pressure signal simultaneously;
(4), after fan driver starts, igniter detects the igniting flare up fire through flame sensor, as does not have the ignition flame signal then to stop igniting, repeating step behind the firearm of checkpoint (1)-(4);
(5), controller receives the ignition flame signal, startup oil-feed valve, medium circulation valve open; Whether detect heavy oil through flame sensor is lighted; As do not receive main flare up fire, then controller sends alarm signal, closes oil-feed valve and medium circulation valve simultaneously, stops the operation of other devices such as oil transfer pump; And control purges valve open; After oil gun purged cleaning, shut-down purge valve, repeating step (1)-(5)
(6), to receive main flare up fire be that heavy oil is lighted to controller, then ignition phase finishes.
In the temperature automatically controlled stage; Operating personnel configure the wind oil ratio through human-computer interaction interface; Controller control servomotor actuator is according to moving with the air quantity relevant parameters; The pressure fuel pump adjuster is according to moving the pressure of controlling oil transfer pump with the corresponding pressure parameter of oil mass, and controller is through parameters such as the oil temperature in each sensor receiving system, oil pressure, blast, and through real-time operation the device of the operation in the system controlled adjustment.The relation curve of relation curve, air quantity and the air quantity of relation curve, pump speed and the oil mass of its wind oil ratio of system of the present invention is all controller carries out computing in control procedure foundation.Also guaranteed reliability of system operation.
In the stop phase; Controller control fan driver drives motor and reduces rotating speed to making flame be changed to the rotating speed of little fire; Device in the systems such as the oil-feed of controller control simultaneously valve, oil transfer pump is out of service; Open blow down valve afterwards oil gun is purged cleaning, air-blast device is that air blast can stop after about 120 seconds, and this moment, an operation cycle finished.
System of the present invention is provided with emergency stop switch, under any circumstance, presses emergency stop switch, and all devices in the i.e. control system of controller are out of service.
In conjunction with shown in Figure 3 be pump speed of the present invention and oil mass graph of relation, abscissa is a rotating speed, ordinate is an oil mass; Shown in Figure 4 is rotation speed of fan of the present invention and air quantity graph of relation, and abscissa is represented rotation speed of fan, and ordinate is represented the air quantity ratio that receives; Shown in Figure 5 is wind oil ratio calculated curve figure of the present invention, and abscissa is represented excess air coefficient.Ordinate is represented combustion-supporting air quantity, this graphical representation be per kilogram fuel oil needed air capacity under the excess air coefficient of correspondence.Each relation curve is all the computing foundation of controller of the present invention when operation, when carrying out the controller programming, utilizes in the existing ripe programming technique writing controller program.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (10)
1. the combustion control system of an oil burner comprises oil transportation channel, atomizing medium passage, igniter, air-blast device, volume adjusting apparatus and oil controller; Be provided with igniter and atomizer in the igniter; The oil-out of oil transportation channel connects atomizer; The outlet of atomizing medium passage connects atomizer; It is characterized in that, also comprise controller; The operation of controller control air-blast device, igniter and atomizer;
The oiler of said oil transportation channel is provided with oil transfer pump, and oil transfer pump connects the pressure fuel pump adjuster, and the pressure fuel pump adjuster connects controller; Oil controller is the oil-feed valve, and it is located on the oil transportation channel;
Be provided with oil pressure sensor between the oil-out of oil-feed valve and oil transportation channel; The operation of said controller control pressure fuel pump adjuster, said pressure fuel pump adjuster is controlled starting or stoping of oil transfer pump, and said controller also controls the conducting of oil-feed valve or cuts out;
Oil pressure sensor exports the fuel injection pressure signal in the oil transportation channel to controller, and controller is regulated the pressure of oil transfer pump according to fuel injection pressure signal control pressure fuel pump adjuster;
Said atomizing medium passage is provided with medium circulation valve; The conducting of controller control medium circulation valve or close;
Said volume adjusting apparatus comprises blower fan and fan driver, and said fan driver is provided with the fan driver feedback,
Be provided with wind pressure sensor in the said igniter, said wind pressure sensor exports wind pressure signal to controller; Said controller is according to the feedback signal and the operation of wind pressure signal control fan driver of fan driver feedback, and said fan driver changes the air output of blower fan through the operating frequency that changes blower fan;
Also be provided with the flare up fire sensor in the said igniter, the flare up fire sensor exports flare up fire to controller, and controller judges according to flare up fire whether igniting is successful.
2. the combustion control system of a kind of oil burner according to claim 1, it is characterized in that: also be provided with the fuel oil temperature controller on the said oil transportation channel, the fuel oil temperature controller comprises heater and temp probe; But controller control heater operation; Temp probe is arranged in oil transportation channel; Temp probe exports temperature signal to controller.
3. the combustion control system of a kind of oil burner according to claim 1; It is characterized in that: also comprise human-computer interaction interface; Human-computer interaction interface comprises display module, input module, and display module and input module are connected the demonstration signal output part and the command signal input of controller respectively.
4. the combustion control system of a kind of oil burner according to claim 1; It is characterized in that: also be provided with purge passage between said oil transportation channel and the atomizing medium passage; One end of purge passage is connected between the oil-feed valve and oil-out of oil transportation channel, and the other end is connected between the medium circulation valve and atomizing medium inlet of atomizing medium passage; Purge passage is provided with the purging pneumatic operated valve, and the control end that purges pneumatic operated valve connects controller.
5. the combustion control system of a kind of oil burner according to claim 1, it is characterized in that: also comprise drainback passage, drainback passage is connected between the oil-feed valve and oiler of oil transportation channel through triple valve.
6. according to the combustion control system of each described a kind of oil burner of claim 1 to 5, it is characterized in that: said igniter comprises shell, and shell is provided with flame-observing hole.
7. according to the combustion control system of each described a kind of oil burner of claim 1 to 5, it is characterized in that: said pressure fuel pump adjuster is a motor, and motor speed changes the discharge pressure that can change oil transfer pump.
8. according to the combustion control system of each described a kind of oil burner of claim 1 to 5, it is characterized in that: the fan driver in the said volume adjusting apparatus is a frequency converter, and said frequency converter changes the blower fan frequency.
9. according to the combustion control system of each described a kind of oil burner of claim 1 to 5, it is characterized in that: said oil transfer pump is any one pump in gear pump, the screw pump.
10. according to the combustion control system of each described a kind of oil burner of claim 1 to 5, it is characterized in that: the atomizer in the said igniter is an internal-mixing Y type oil gun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103835536A CN102538001A (en) | 2011-11-26 | 2011-11-26 | Burning control system of fuel oil burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103835536A CN102538001A (en) | 2011-11-26 | 2011-11-26 | Burning control system of fuel oil burner |
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| CN102538001A true CN102538001A (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011103835536A Pending CN102538001A (en) | 2011-11-26 | 2011-11-26 | Burning control system of fuel oil burner |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105485680A (en) * | 2015-12-07 | 2016-04-13 | 湖南三一路面机械有限公司 | Combustor, control method thereof and asphalt mixing plant |
| CN106287692A (en) * | 2015-06-02 | 2017-01-04 | 无锡市万方能源设备有限公司 | A kind of novel integrated burner and operation principle thereof |
| CN107387288A (en) * | 2017-09-04 | 2017-11-24 | 郑州振资汽车配件有限公司 | Parking heater |
| CN109323282A (en) * | 2018-10-16 | 2019-02-12 | 合肥中科威能安全技术有限公司 | A kind of burner controller |
| CN109458628A (en) * | 2017-09-06 | 2019-03-12 | 宝山钢铁股份有限公司 | A kind of combustion control equipment of waste emulsion liquid processing system |
| CN113357906A (en) * | 2021-08-09 | 2021-09-07 | 亿昇(天津)科技有限公司 | Method for linkage production of air blowers for combustor |
| CN114246169A (en) * | 2021-12-21 | 2022-03-29 | 芜湖快螳螂智能设备有限公司 | Steam type sprayer and control method thereof |
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| US20050048425A1 (en) * | 2003-08-29 | 2005-03-03 | Siemens Building Technologies Ag | Method for controlling or regulating a burner |
| CN1320306C (en) * | 2002-12-25 | 2007-06-06 | 李延新 | Burning control method of combustor and automatic control combustor |
| CN2929486Y (en) * | 2006-07-03 | 2007-08-01 | 上海凌云瑞升燃烧设备有限公司 | Supersonic medium atomizing burner |
| CN202350089U (en) * | 2011-11-26 | 2012-07-25 | 江苏欧标有限公司 | Combustion control system for fuel burner |
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| US3847537A (en) * | 1972-08-22 | 1974-11-12 | W Velie | Air-atomizing fuel burner |
| CN1320306C (en) * | 2002-12-25 | 2007-06-06 | 李延新 | Burning control method of combustor and automatic control combustor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287692A (en) * | 2015-06-02 | 2017-01-04 | 无锡市万方能源设备有限公司 | A kind of novel integrated burner and operation principle thereof |
| CN105485680A (en) * | 2015-12-07 | 2016-04-13 | 湖南三一路面机械有限公司 | Combustor, control method thereof and asphalt mixing plant |
| CN107387288A (en) * | 2017-09-04 | 2017-11-24 | 郑州振资汽车配件有限公司 | Parking heater |
| CN109458628A (en) * | 2017-09-06 | 2019-03-12 | 宝山钢铁股份有限公司 | A kind of combustion control equipment of waste emulsion liquid processing system |
| CN109323282A (en) * | 2018-10-16 | 2019-02-12 | 合肥中科威能安全技术有限公司 | A kind of burner controller |
| CN113357906A (en) * | 2021-08-09 | 2021-09-07 | 亿昇(天津)科技有限公司 | Method for linkage production of air blowers for combustor |
| CN113357906B (en) * | 2021-08-09 | 2021-10-19 | 亿昇(天津)科技有限公司 | Method for linkage production of air blowers for combustor |
| CN114246169A (en) * | 2021-12-21 | 2022-03-29 | 芜湖快螳螂智能设备有限公司 | Steam type sprayer and control method thereof |
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Application publication date: 20120704 |