CN108762119A - A kind of flame ignition device and control method for analytical instrument - Google Patents
A kind of flame ignition device and control method for analytical instrument Download PDFInfo
- Publication number
- CN108762119A CN108762119A CN201810512582.XA CN201810512582A CN108762119A CN 108762119 A CN108762119 A CN 108762119A CN 201810512582 A CN201810512582 A CN 201810512582A CN 108762119 A CN108762119 A CN 108762119A
- Authority
- CN
- China
- Prior art keywords
- flame
- sensor
- glow plug
- ignition
- temperature sensor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The present invention relates to a kind of flame ignition devices and control method for analytical instrument, wherein the device includes the power-supply system being made of Switching Power Supply；The ignition system being made of solid-state relay and glow plug；The sensing system being made of current sensor, glow plug temperature sensor, flame sensor, environment temperature sensor, atmosphere pressure sensor；And the control system being electrically connected respectively with the Switching Power Supply, solid-state relay, current sensor, glow plug temperature sensor, flame sensor, environment temperature sensor and atmosphere pressure sensor.The present invention controls mean power, the duration of ignition and the Ignition Logic of glow plug by control system, carries out intelligent ignition compensation in combination with the data of sensor feedback, has igniting reliability high, long lifespan, without the interference of electrical and ultraviolet spectra, advantages of simple structure and simple.
Description
Technical field
The invention belongs to technical field of analytical instruments more particularly to a kind of for the flame ignition device of analytical instrument and control
Method processed.
Background technology
In the relevant detection technique field of analytical instrument, flame is widely used as atomization, ionization or thermal excitation
Means.For example, gas-chromatography uses hydrogen flame as component ionization means to be measured, for flame ionization detector provide from
Component；Meanwhile hydrogen flame is also the excitaton source of gas chromatographic flame photometric detector；Atomic absorption uses acetylene torch, atom
Fluorescence uses the flame that argon-hydrogen flame or other gas fuel burnings are formed as atomization means.
Flame becomes the emphasis paid close attention at present as chromatography and the essential key technology of spectral class analytical instrument.Such as
What ensures the success rate and reliability of flame ignition, becomes the emphasis of research.
Flame ignition system in the prior art includes mainly electrion igniting, Resistant heating igniting and ignition electrode
Igniting etc..
Electrion igniting have many advantages, such as it is simple in structure, it is at low cost, but that there are safeties is poor, electrical Interference is serious,
The problems such as ultra-violet (UV) band spectra1 interfer-.Resistant heating ignition structure is simple, at low cost, but resistance wire is easy aging, corrosion-resistant
Poor performance needs the frequency safeguarded and replaced relatively high.Ignition electrode igniting have many advantages, such as it is simple in structure, it is small, but by
Small in actual power, needing to invade flame inside can just light, exist simultaneously influence flame and atomizer temperature stability,
The disadvantages such as controllability is poor, extreme environmental conditions down-firing success rate is low.
Invention content
The object of the present invention is to provide a kind of flame ignition devices and control method for analytical instrument, to solve tradition
The problems such as firing technique reliability is low, and environmental suitability is weak and intelligent Collaborative Control is poor.
The present invention provides a kind of flame ignition devices for analytical instrument, including：
The power-supply system being made of Switching Power Supply；
The ignition system being made of solid-state relay and glow plug；
By current sensor, glow plug temperature sensor, flame sensor, environment temperature sensor, atmosphere pressure sensor
The sensing system of composition；And
Respectively with Switching Power Supply, solid-state relay, current sensor, glow plug temperature sensor, flame sensor, environment
The control system of temperature sensor and atmosphere pressure sensor electrical connection；
Glow plug is tiltedly mounted on atomizer, and the top and atomizer top of glow plug heating zone are contour；Electric heating
Plug temperature sensor is installed on the top of glow plug heating zone；
The anode of glow plug is connected with the anode of current sensor, the output end of solid-state relay, Switching Power Supply successively；Electricity
The cathode of heat plug is connected with the cathode of Switching Power Supply；
The fuel gas inlet of atomizer is connected with gas source；The shielding gas entrance and shielding gas air source phase of atomizer
Even；
Flame sensor is installed on the obliquely downward of flame central position；
Working condition of the current sensor for monitoring glow plug in real time, glow plug temperature sensor is for monitoring glow plug
Surface temperature, flame sensor is for monitoring whether flame is ignited, and atmosphere pressure sensor is for acquiring atmospheric pressure data, ring
Border temperature sensor is for acquiring ambient temperature data；
Control system is used to control average initial firing current, the duration of ignition and the Ignition Logic of glow plug, and according to sensor
The signal of system feedback, the effective time being powered by controlling solid-state relay are realized in conjunction with net cycle time to igniting
The intelligentized control method of system work-based logic and mean power.
Further, the maximum current of solid-state relay is 40A.
Further, the adding thermal resistance of glow plug is 0.2-5 Ω, operating voltage 10-20V, and maximum instantaneous power is
300W。
Further, the distance between glow plug heating zone and atomizer shielding gas channel outside are 0.5-10mm.
Further, the measurement range of glow plug temperature sensor is -1500 DEG C of room temperature, the detection wave band of flame sensor
Ranging from 185-260nm, the measurement range of atmosphere pressure sensor are 30-110KPa, the measurement range of environment temperature sensor is-
40-125℃。
Further, Switching Power Supply is DC power supply.
Further, the mean power of ignition system is the 10%-100%, working time 1-30s of maximum power.
The present invention also provides the control methods of the above-mentioned flame ignition device for analytical instrument, including：
It controls combustion gas and shields gas and entered with shielding gas entrance by the fuel gas inlet on atomizer according to both constant flows
Atomizer；
Control system obtains the data of atmosphere pressure sensor and environment temperature sensor, and by the data of atmosphere pressure sensor
Be converted to altitude data；
Control system selects preset ignition procedure and parameter according to height above sea level and ambient temperature data；
Control system controls solid-state relay work according to the ignition procedure of selection, keeps the heating zone of glow plug front end logical
Electrical heating can extremely light the temperature of flame.
Further, which further includes：
When flame sensor detects fray-out of flame, control system repeats the ignition procedure of selection automatically, will be fiery
Flame is lighted again.
According to the above aspect of the present invention, by flame ignition device and control method for analytical instrument, using glow plug as point
Firearm part accurately controls average initial firing current, the duration of ignition and the Ignition Logic of glow plug by control system, in combination with biography
The data of sensor feedback carry out intelligent ignition compensation, and it is low to solve traditional firing technique reliability, and environmental suitability is weak and intelligence
The problems such as Collaborative Control is poor can be changed, have igniting reliability high, long lifespan is simple in structure etc. without the interference of electrical and ultraviolet spectra
Advantage.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of flame ignition device for analytical instrument of the invention.
Figure label：
1- DC power supplies；2- solid-state relays；3- current sensors；4- glow plugs；41- glow plug anodes；42- glow plugs
Cathode；43- glow plugs heating zone；5- glow plug temperature sensors；6- flames；7- flame sensors；8- atomizers；81- fires
Gas entrance；82- shields gas entrance；83- atomizers top；84- is shielded on the outside of gas channel；9- control systems；10- environment temperatures
Sensor；11- atmosphere pressure sensors.
Specific implementation mode
With reference to the accompanying drawings and examples, the specific implementation mode of the present invention is described in further detail.Implement below
Example is not limited to the scope of the present invention for illustrating the present invention.
Join shown in Fig. 1, present embodiments provides a kind of flame ignition device for analytical instrument, including：
The power-supply system being made of Switching Power Supply (DC power supply 1)；
The ignition system being made of solid-state relay 2 and glow plug 4；
It is passed by current sensor 3, glow plug temperature sensor 5, flame sensor 7, environment temperature sensor 10, atmospheric pressure
The sensing system that sensor 11 forms；
Glow plug 4 is tiltedly mounted on atomizer 8, top and atomizer top 83 of glow plug heating zone 43 etc.
It is high；Glow plug temperature sensor 5 is installed on the top of glow plug heating zone 43；
The positive phase with current sensor 3, the output end of solid-state relay 2, DC power supply 1 successively of glow plug anode 41
Even；Glow plug cathode 42 is connected with the cathode of DC power supply 1；
The fuel gas inlet 81 of atomizer 8 is connected with gas source；The shielding gas entrance 82 and shielding gas gas of atomizer 8
Source is connected；
Flame sensor 7 is installed on the obliquely downward of 6 center of flame；
Control system 9 by Switching Power Supply (DC power supply 1) power, respectively with solid-state relay 2, current sensor 3, electric heating
Temperature sensor 5, flame sensor 7, environment temperature sensor 10 and atmosphere pressure sensor 11 is filled in be electrically connected.
Working condition of the current sensor 3 for monitoring glow plug in real time, glow plug temperature sensor 5 is for monitoring electric heating
The surface temperature of plug, flame sensor 7 is for monitoring whether flame is ignited, and atmosphere pressure sensor 11 is for acquiring atmospheric pressure number
According to environment temperature sensor 10 is for acquiring ambient temperature data.
Control system 9 is used to control average initial firing current, the duration of ignition and the Ignition Logic of glow plug, and according to sensor
The signal of system feedback, the effective time being powered by controlling solid-state relay 2 are realized in conjunction with net cycle time to point
The intelligentized control method of fiery system work-based logic and mean power.
Flame ignition device provided in this embodiment for analytical instrument passes through control using glow plug as ignition device
System processed accurately controls average initial firing current, the duration of ignition and the Ignition Logic of glow plug, in combination with the number of sensor feedback
According to intelligent ignition compensation is carried out, it is low to solve traditional firing technique reliability, and environmental suitability is weak and intelligent Collaborative Control
The problems such as poor, has igniting reliability high, long lifespan, without the interference of electrical and ultraviolet spectra, advantages of simple structure and simple.
In the present embodiment, the maximum current of solid-state relay 2 is 40A.
In the present embodiment, the adding thermal resistance that electric heating 4 is filled in is 0.2-5 Ω, operating voltage 10-20V, and maximum instantaneous power is
300W。
In the present embodiment, glow plug heating zone 43 is 0.5- on the outside of atomizer shielding gas channel the distance between 84
10mm。
In the present embodiment, the measurement range of glow plug temperature sensor 5 is -1500 DEG C of room temperature.
In the present embodiment, the detection wavelength band of flame sensor 7 is 185-260nm.
In the present embodiment, the measurement range of atmosphere pressure sensor 11 is 30-110KPa.
In the present embodiment, the measurement range of environment temperature sensor 10 is -40-125 DEG C.
In the present embodiment, the mean power of ignition system is the 10%-100%, working time 1-30s of maximum power.
The control method for being used for the flame ignition device of analytical instrument is as follows：
(1) it opens combustion gas and shields the air source of gas, the air-channel system of controller unit allows combustion gas and shielding gas according to both constant currents
Amount enters atomizer by the fuel gas inlet on atomizer with shielding gas entrance.
(2) data of control system acquisition atmosphere pressure sensor and environment temperature sensor.The data of atmosphere pressure sensor
Altitude data is converted to by control system.
(3) control system selects ignition procedure as shown in Table 1 and parameter according to height above sea level and environment temperature.
1 ignition procedure of table
(4) control system is according to the ignition procedure of selection, and control solid-state relay work, the heating zone of glow plug front end leads to
The temperature of flame can be lighted by being heated to after electricity.
(5) working condition of the current sensor for monitoring glow plug in real time, glow plug temperature sensor is for monitoring electricity
The surface temperature of heat plug, flame sensor is for monitoring whether flame is ignited.
(6) when flame sensor detects fray-out of flame, control system repeats the ignition procedure of selection automatically, will
Flame is lighted again.
The present invention uses glow plug as ignition device, by the accuracy level control of glow plug power, the intelligence of sensor
Feedback is combined with accurate match of ignition procedure, realizes while light a fire to analytical instrument flame high reliability, solves
Traditional firing technique is electrically and the problems such as ultraviolet spectra serious interference, poor reliability, low environmental resistance, with intelligence degree
The advantages that height, igniting long lifespan, there is preferable promotion and use value.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is several improvement and
Modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of flame ignition device for analytical instrument, which is characterized in that including：
The power-supply system being made of Switching Power Supply；
The ignition system being made of solid-state relay and glow plug；
It is made of current sensor, glow plug temperature sensor, flame sensor, environment temperature sensor, atmosphere pressure sensor
Sensing system；And
Respectively with the Switching Power Supply, solid-state relay, current sensor, glow plug temperature sensor, flame sensor, environment
The control system of temperature sensor and atmosphere pressure sensor electrical connection；
The glow plug is tiltedly mounted on atomizer, and the top and atomizer top of glow plug heating zone are contour；Electric heating
Plug temperature sensor is installed on the top of glow plug heating zone；
The positive positive phase with the current sensor, the output end of solid-state relay, Switching Power Supply successively of the glow plug
Even；The cathode of the glow plug is connected with the cathode of the Switching Power Supply；
The fuel gas inlet of the atomizer is connected with gas source；The shielding gas entrance and shielding gas air source of the atomizer
It is connected；
The flame sensor is installed on the obliquely downward of flame central position；
Working condition of the current sensor for monitoring glow plug in real time, the glow plug temperature sensor is for monitoring electricity
The surface temperature of heat plug, the flame sensor is for monitoring whether flame is ignited, and the atmosphere pressure sensor is for acquiring
Atmospheric pressure data, the environment temperature sensor is for acquiring ambient temperature data；
The control system is used to control average initial firing current, the duration of ignition and the Ignition Logic of glow plug, and according to sensor
The signal of system feedback, the effective time being powered by controlling solid-state relay are realized in conjunction with net cycle time to igniting
The intelligentized control method of system work-based logic and mean power.
2. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the solid-state after
The maximum current of electric appliance is 40A.
3. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the glow plug
Adding thermal resistance be 0.2-5 Ω, operating voltage 10-20V, maximum instantaneous power 300W.
4. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the glow plug
The distance between heating zone and atomizer shielding gas channel outside are 0.5-10mm.
5. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the glow plug
The measurement range of temperature sensor is -1500 DEG C of room temperature, and the detection wavelength band of the flame sensor is 185-260nm, institute
The measurement range for stating atmosphere pressure sensor is 30-110KPa, and the measurement range of the environment temperature sensor is -40-125 DEG C.
6. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the switch electricity
Source is DC power supply.
7. a kind of flame ignition device for analytical instrument according to claim 1, which is characterized in that the igniting system
The mean power of system is the 10%-100%, working time 1-30s of maximum power.
8. a kind of control method of the flame ignition device described in claim 1 for analytical instrument, which is characterized in that packet
It includes：
Control combustion gas and shielding gas enter atom by the fuel gas inlet on atomizer according to both constant flows with shielding gas entrance
Change device；
Control system obtains the data of atmosphere pressure sensor and environment temperature sensor, and by the data conversion of atmosphere pressure sensor
For altitude data；
Control system selects preset ignition procedure and parameter according to height above sea level and ambient temperature data；
Control system controls solid-state relay work according to the ignition procedure of selection, so that the heating zone of glow plug front end is powered and adds
Heat can extremely light the temperature of flame.
9. control method according to claim 8, which is characterized in that further include：
When flame sensor detects fray-out of flame, control system repeats the ignition procedure of selection automatically, again by flame
It is secondary to light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810512582.XA CN108762119B (en) | 2018-05-25 | 2018-05-25 | Flame ignition device for analytical instrument and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810512582.XA CN108762119B (en) | 2018-05-25 | 2018-05-25 | Flame ignition device for analytical instrument and control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108762119A true CN108762119A (en) | 2018-11-06 |
| CN108762119B CN108762119B (en) | 2023-04-25 |
Family
ID=64006293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810512582.XA Active CN108762119B (en) | 2018-05-25 | 2018-05-25 | Flame ignition device for analytical instrument and control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108762119B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081607A (en) * | 2019-03-28 | 2019-08-02 | 青岛经济技术开发区海尔热水器有限公司 | A kind of gas heater control method, control system and gas heater |
| CN111141504A (en) * | 2019-12-25 | 2020-05-12 | Oppo（重庆）智能科技有限公司 | Fire-break detection method and device and computer readable storage medium |
| CN111237804A (en) * | 2020-01-09 | 2020-06-05 | 合肥科晶材料技术有限公司 | Full-automatic combustible gas on-line monitoring tail gas ignition device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5617721A (en) * | 1995-08-14 | 1997-04-08 | General Motors Corporation | Exhaust catalyst preheater with flame igniter and sensor element |
| JPH1089228A (en) * | 1996-09-18 | 1998-04-07 | Denso Corp | Glow plug |
| CN201382929Y (en) * | 2009-03-27 | 2010-01-13 | 克拉玛依广陆有限责任公司 | Ignition and flame detection device used for hydrogen flame ionization detector |
| CN103630516A (en) * | 2012-08-24 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Heating device for atomic fluorescence low-temperature ignition atomizer |
| CN104061592A (en) * | 2014-07-12 | 2014-09-24 | 高忠青 | Hydrogen flame low-temperature ignition device of quartz tube atomic fluorescence spectrometer |
| CN104179619A (en) * | 2013-05-27 | 2014-12-03 | 北汽福田汽车股份有限公司 | Preheat control system and method for glow plug |
| CN104502406A (en) * | 2014-12-17 | 2015-04-08 | 苏州泰思泰克检测仪器科技有限公司 | Flame alarming and testing process monitoring system for combustion tester |
| CN107389630A (en) * | 2017-06-23 | 2017-11-24 | 北京海光仪器有限公司 | The adjustable pulse firing formula atomizer of temperature and its heating means |
| CN107387288A (en) * | 2017-09-04 | 2017-11-24 | 郑州振资汽车配件有限公司 | Parking heater |
-
2018
- 2018-05-25 CN CN201810512582.XA patent/CN108762119B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5617721A (en) * | 1995-08-14 | 1997-04-08 | General Motors Corporation | Exhaust catalyst preheater with flame igniter and sensor element |
| JPH1089228A (en) * | 1996-09-18 | 1998-04-07 | Denso Corp | Glow plug |
| CN201382929Y (en) * | 2009-03-27 | 2010-01-13 | 克拉玛依广陆有限责任公司 | Ignition and flame detection device used for hydrogen flame ionization detector |
| CN103630516A (en) * | 2012-08-24 | 2014-03-12 | 北京瑞利分析仪器有限公司 | Heating device for atomic fluorescence low-temperature ignition atomizer |
| CN104179619A (en) * | 2013-05-27 | 2014-12-03 | 北汽福田汽车股份有限公司 | Preheat control system and method for glow plug |
| CN104061592A (en) * | 2014-07-12 | 2014-09-24 | 高忠青 | Hydrogen flame low-temperature ignition device of quartz tube atomic fluorescence spectrometer |
| CN104502406A (en) * | 2014-12-17 | 2015-04-08 | 苏州泰思泰克检测仪器科技有限公司 | Flame alarming and testing process monitoring system for combustion tester |
| CN107389630A (en) * | 2017-06-23 | 2017-11-24 | 北京海光仪器有限公司 | The adjustable pulse firing formula atomizer of temperature and its heating means |
| CN107387288A (en) * | 2017-09-04 | 2017-11-24 | 郑州振资汽车配件有限公司 | Parking heater |
Non-Patent Citations (2)
| Title |
|---|
| 宋婷玉等: "火焰光度计点火控制电路设计" * |
| 范博强等: "多点协同温控系统电路设计" * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081607A (en) * | 2019-03-28 | 2019-08-02 | 青岛经济技术开发区海尔热水器有限公司 | A kind of gas heater control method, control system and gas heater |
| CN111141504A (en) * | 2019-12-25 | 2020-05-12 | Oppo（重庆）智能科技有限公司 | Fire-break detection method and device and computer readable storage medium |
| CN111237804A (en) * | 2020-01-09 | 2020-06-05 | 合肥科晶材料技术有限公司 | Full-automatic combustible gas on-line monitoring tail gas ignition device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108762119B (en) | 2023-04-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP4000429B1 (en) | Heater and low-temperature heating smoking set | |
| CN108762119A (en) | A kind of flame ignition device and control method for analytical instrument | |
| CN201382929Y (en) | Ignition and flame detection device used for hydrogen flame ionization detector | |
| CN105590816B (en) | A kind of cold cathode great-power electronic beam rifle | |
| CN108802268A (en) | A kind of visualized experiment fuel droplet ignition temperature measuring device | |
| CN203534972U (en) | Atomic emission spectrum analysis device based on electric heating evaporation-dielectric barrier discharge | |
| US8920610B2 (en) | Method and apparatus for detecting ionisable gases in particular organic molecules, preferably hydrocarbons | |
| Sagás et al. | Effects of non-steady state discharge plasma on natural gas combustion: Flammability limits, flame behavior and hydrogen production | |
| CN102252344B (en) | Novel ignition temperature measuring device for experiment | |
| CN208188604U (en) | A kind of flame ignition device for analysis instrument | |
| CN107389630A (en) | The adjustable pulse firing formula atomizer of temperature and its heating means | |
| CN202393694U (en) | Atomizer for atomic fluorescence spectrometer | |
| CN103776816A (en) | Mini-sized quartz furnace atomizing device | |
| CN104061592A (en) | Hydrogen flame low-temperature ignition device of quartz tube atomic fluorescence spectrometer | |
| CN106645073B (en) | Atomizer and ignition device thereof | |
| CN202118945U (en) | Novel experimental ignition temperature measuring device | |
| CN202886270U (en) | Atomic absorption spectrophotometer of atomizer | |
| CN206648076U (en) | The igniter of gas-chromatography flame type detector | |
| CN107366927A (en) | A kind of portable plasma igniter | |
| CN106645525A (en) | Ignition control device and method for flame ionization detector | |
| CN207233698U (en) | A kind of graphite furnace Electrothermal vaporization feeding device ion gun and its plasma mass spectrograph | |
| CN107121488B (en) | Gas phase alkali metal on-line measurement device in a kind of coal-fired flue-gas | |
| CN206146890U (en) | A ignition control device for hydrogen flame ionization detector | |
| CN106091007B (en) | A kind of Laser Igniter and application method | |
| CN110594781A (en) | Rechargeable electric arc cigar lighter of fingerprint identification |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |