CN208270510U - A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method - Google Patents
A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method Download PDFInfo
- Publication number
- CN208270510U CN208270510U CN201820983887.4U CN201820983887U CN208270510U CN 208270510 U CN208270510 U CN 208270510U CN 201820983887 U CN201820983887 U CN 201820983887U CN 208270510 U CN208270510 U CN 208270510U
- Authority
- CN
- China
- Prior art keywords
- sample
- infrared absorption
- dust
- unburned carbon
- sampling
- 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.)
- Active
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model provides a kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method, including spiral sampler, driving device, detection device and control module, control module is connect with the spiral sampler, driving device, detection device respectively, and spiral sampler includes spiral sampler structure, sampling mechanism, dust collection mechanism；Driving device is connected with the example boat for holding flying dust sample；Detection device includes Weighing module, incinerator, infrared absorption detection module.The system is sampled at ash bucket using spiral sampler, is taken quantitative flying dust sample by sampling pipe every time, is improved the reliability and consistency of sampling；It carries out calcination process middle infrared absorption detection module to sample only to detect carbon dioxide, avoid error brought by other impurity, measurement accuracy during calcination is not influenced by coal type change；The flexibility of system and stability are high, can provide real-time, accurate guidance for the optimization firing optimization of coal-burning boiler.
Description
Technical field
The utility model relates to unburned carbon in flue dust field of measuring technique more particularly to a kind of flying dusts based on infrared absorption method
Phosphorus content on-line measurement system.
Background technique
Flying dust refers to the residue generated after coal burns in the boiler, and the chemical component of flying dust mainly has Si, Fe, Al,
The oxide of Ca, Mg and S etc. and a small amount of metal oxide.Unburned carbon refers to that coal particles undergo high temperature not fire completely in burner hearth
It burns, the graphitic carbon particles formed is converted by amorphous carbon.Unburned carbon in flue dust refers to that the unburned carbon particle in flying dust accounts for the weight of flying dust
Measure score.
Coal-fired power station boiler unburned carbon in flue dust is the key index for reacting boiler combustion efficiency, real-time detection unburned carbon in flue dust
It is beneficial to the running coal-air ratio of accurate instruction, improves boiler combustion controlled level；Unburned carbon in flue dust is rationally controlled simultaneously
Index advantageously reduces cost of electricity-generating, improves the economy of unit operation, increases the income from sales of flyash.With China's electricity
Power generator group constantly develops to large capacity, high parameter direction, on-line checking is realized to the phosphorus content in boiler fly ash, with control
Seem important with optimizing boiler combustion, reduction coal consumption for power generation, improving ability of surfing the Net at a competitive price and total utilization of PCA ability
With it is urgent.
The conventional method of unburned carbon in flue dust is chemical burns weight-loss method, it is a kind of offline laboratory analysis methodologies, this
Kind method is flying dust (clinker) sample for weighing certain mass, according to the heating journey of regulation under conditions of sufficient oxygen supply
Sequence, time carry out calcination to it, after deducting moisture content and carbonate carbon dioxide content according to its calcination amount, as combustible
Content.
The online boiler flyash carbon content detector that power plant comes into operation at present is mainly microwave absorption method, so-called microwave absorption method
It is to absorb principle that is microwave induced and generating vortex according to the carbon granules in flying dust to carry out, the non-carbon granules part in flying dust then will not
Vortex is generated, the vortex of generation rises carbon containing sample temperature, and with phosphorus content at direct relation, different coals and ash content
It should be demarcated in advance, such approach application is commonplace at this stage, and has arrived the commercialized stage.
The stability of traditional chemical calcination method is relatively high, but is influenced by factors such as ash sample acquisition, analysis time lag,
Cause measurement result real-time poor, cannot provide for boiler operatiopn and timely and effectively instruct.In addition, sample weight loss when calcination
Other than unburned carbon, there are also weight loss caused by the compounds such as sulphur, can not be the weight of this part using calcination weight method
Amount costing bio disturbance comes out, so as to cause measurement error.
Microwave absorption method measuring speed is fast, but coal adaptability is poor, especially big in the coal type change of China's boiler combustion,
And usually mixed coal, so to be demarcated to different types of coal in practical operation substantially unrealistic.In addition, in microwave pipe-line
Stifled grey situation is frequently encountered, causes measurement inaccurate, although many manufacturers take electric and magnetic oscillation, automatic cleaning, negative pressure and take out
The measures such as suction or positive pressure purging, but still be difficult to tackle the problem at its root.
Utility model content
Place, the utility model provide a kind of flying dust based on infrared absorption method in view of the deficiency of the prior art
Phosphorus content on-line measurement system, to solve the problems, such as that measurement result is not real-time in the prior art, measuring result error is big.
The utility model provides a kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method, including spiral takes
Sampling device, driving device, detection device and control module, the control module are filled with the spiral sampler, driving respectively
It sets, detection device connection, the spiral sampler includes spiral sampler structure, sampling mechanism, dust collection mechanism, wherein institute
Stating spiral sampler structure includes motor, helical blade, screw outer cylinder, and the helical blade is set in the screw outer cylinder, institute
The output axis connection of helical blade Yu the motor is stated, the sampling mechanism includes falling sample pipe, sampling pipe, pushing away sample axis, driving machine
Structure, the sample pipe upper end that falls are connected to the bottom of the screw outer cylinder, and the sampling pipe falls sample pipe, and the sampling through described
Pipe is located at the top for falling sample pipe inner part and offers Ji Yangkou, and the described sample axis one end that pushes away is connect with the driving mechanism, institute
It states in the other end insertion sampling pipe for pushing away sample axis, the dust collection mechanism is set to outside the sampling mechanism；The drive
Dynamic device is connected with the example boat for holding flying dust sample；The detection device includes Weighing module, incinerator, infrared absorption
Detection module, the incinerator are connect by pipeline with the infrared absorption detection module.
The driving device includes stepper motor, screw rod, cylinder, the silk as a further improvement of the utility model,
Bar is connect with the stepper motor, and the cylinder is connected on the screw rod, and the piston rod of the example boat and the cylinder connects
It connects.
The cylinder both ends are respectively arranged with the first air inlet and the second air inlet as a further improvement of the utility model,
Mouthful, the piston rod for controlling the cylinder moves back and forth.
It as a further improvement of the utility model, further include ash discharge blow device, the blow device is connected to ash bucket.
As a further improvement of the utility model, in screw outer cylinder one end insertion ash bucket, and its embedded part
Top is provided with sample tap, and the front end of one end in the screw outer cylinder insertion ash bucket offers ash discharging hole.
The end end bottom of one end that the screw outer cylinder is connect with the motor as a further improvement of the utility model,
It offers and falls sample mouth, the sample mouth that falls is connected to the sample pipe that falls, and the sample pipe that falls is vertically arranged.
The sampling mechanism further includes the Ji Yangkou for being set to the sampling pipe as a further improvement of the utility model,
The purge hole of position, for being purged after ventilating to extra flying dust sample remaining in sampling pipe.
The driving mechanism is that motor driven or cylinder drive as a further improvement of the utility model,.
The dust collection mechanism includes hopper and dust-recycling duct as a further improvement of the utility model, described
Dust-recycling duct is connected to the feed hopper bottom, and the dust-recycling duct other end is connected to ash bucket.
As a further improvement of the utility model, the control module respectively with the Weighing module, incinerator, infrared
The connection of absorption detecting module, the Weighing module are balance.
A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method provided by the utility model, is mounted on ash bucket
Place is sampled using spiral sampler, is then transferred to example boat, is put into incinerator after weighing using driving executive device
Calcination is carried out, calcination process middle infrared absorption detection module only detects carbon dioxide gas, relative to common weighing
Method avoids error brought by other impurity during calcination, improves the accuracy of measurement；The system takes ash can simultaneously
It leans on, quantitative flying dust sample is taken by sampling pipe every time, improves the reliability and consistency of sampling；Using cylinder and stepper motor
As driving executing agency, the flexibility and stability of system are improved.The system have measurement accuracy is high, measurement accuracy not by
Coal type change influences the advantages that small with maintenance workload in use process, can really provide for the optimization firing optimization of coal-burning boiler
In real time, accurately foundation and guidance.
Detailed description of the invention
Fig. 1 is the unburned carbon in flue dust on-line measurement system structural representation provided by the utility model based on infrared absorption method
Figure；
Fig. 2 is spiral sampler structural schematic diagram provided by the utility model.
Specific embodiment
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
As shown in Figure 1 and Figure 2, the unburned carbon in flue dust on-line measurement based on infrared absorption method that the utility model discloses a kind of
System, including spiral sampler 1, driving device, detection device and control module 16, the control module 16 respectively with it is described
Spiral sampler 1, driving device, detection device connection, the spiral sampler 1 include spiral sampler structure, Sampling Machine
Structure, dust collection mechanism, wherein the spiral sampler structure includes motor 101, helical blade 103, screw outer cylinder 102, it is described
Helical blade 103 is set in the screw outer cylinder 102, the output axis connection of the helical blade 103 and the motor 101,
The sampling mechanism include fall sample pipe 111, sampling pipe 112, push away sample axis 114, driving mechanism 113, it is described fall 111 upper end of sample pipe with
The bottom of the screw outer cylinder 102 is connected to, and the sampling pipe 112 falls sample pipe 111 through described, and the sampling pipe 112 is located at
The top for falling 111 inner part of sample pipe offers Ji Yangkou, and described 114 one end of sample axis that pushes away is connect with the driving mechanism 113,
The other end for pushing away sample axis 114 is inserted into the sampling pipe 112, and the dust collection mechanism is set to the sampling mechanism
Outside；The driving device is connected with the example boat 11 for holding flying dust sample；The detection device includes Weighing module 2, burns
Furnace 4, infrared absorption detection module 3 are burnt, the incinerator 4 is connect by pipeline with the infrared absorption detection module 3.
Flying dust sample is acquired from ash bucket using spiral sampler structure, spiral sampler structure is mounted at ash bucket, utilizes electricity
Machine 101 drives the rotation of helical blade 103 to take out the flying dust in ash bucket 13.Flying dust dry, flowable herein is good, so sample
Product will not occur significantly to condense in sampling process, larger to the thrust of flying dust sample when rotating also with helical blade 103
And ash sample will not be compressed, therefore can thoroughly solve the problems, such as stifled ash.In addition, spiral sampler structure is to coarse granule and fine grain receipts
It is identical to collect efficiency, it is ensured that the flying dust sample of acquisition has good representativeness.Sampling mechanism realizes the fine of flying dust sample
Taken amount takes dosing section from the ash sample that spiral sampler structure acquires using sampling pipe 112.After obtaining flying dust sample, after weighing
It is put into incinerator 4 using driving executive device and carries out calcination, calcination process middle infrared absorption detection module 3 utilizes carbon dioxide
Gas only detects the absorption characteristic of infrared ray to carbon dioxide gas, and then calculates unburned carbon in flue dust, relative to common
Weighing method, avoid error brought by other impurity during calcination, improve the accuracy of measurement.
The driving device includes stepper motor 18, screw rod 15, cylinder 14, and the screw rod 15 connects with the stepper motor 18
It connects, the cylinder 14 is connected on the screw rod 15, and the example boat 11 is connect with the piston rod of the cylinder 14.The cylinder
14 both ends are respectively arranged with the first air inlet 9 and the second air inlet 10, and the piston rod for controlling the cylinder 14 carries out reciprocal
Movement.Stepper motor 18 is used to control the movement of vertical direction, and cylinder 14 is used for the movement in controlled level direction, using cylinder 14
With stepper motor 18 as driving executing agency, the flexibility and stability of system are improved.
It further include ash discharge blow device 12, the blow device 12 is connected to ash bucket 13, for utilizing after measurement
Flying dust sample in example boat 11 is drawn into ash bucket 13 by the negative pressure in ash bucket 13.
In 102 one end of screw outer cylinder insertion ash bucket 13, and the top of its embedded part is provided with sample tap 104, flies
Grey sample enters in screw outer cylinder 102 from sample tap 104, and the front end of one end that the screw outer cylinder 102 is embedded in ash bucket is opened
Equipped with ash discharging hole 105, after the completion of sampling, extra flying dust sample is drained into ash bucket 13 from ash discharging hole 105.
The end end bottom of one end that the screw outer cylinder 102 is connect with the motor 101, which offers, falls sample mouth 106, described
It falls sample mouth 106 to be connected to the sample pipe 111 that falls, and the sample pipe 111 that falls is vertically arranged.Sample mouth 106 will be fallen and be set to end bottom
Portion can avoid flying dust residual to the junction of screw outer cylinder 102 and motor 101, influence later period sampling and measuring result.
The sampling mechanism further includes the purge hole 115 for being set to the collection sample mouth position of the sampling pipe 112, for ventilating
Extra flying dust sample remaining in sampling pipe 112 is purged afterwards, dust collection mechanism is collected.
In actual use, motor driven or cylinder driving may be selected in the driving mechanism 113.
The dust collection mechanism includes hopper 121 and dust-recycling duct 122, the dust-recycling duct 122 and the material
Struggle against the connection of 121 bottoms, and 122 other end of dust-recycling duct is connected to ash bucket 13, using the negative pressure in ash bucket 13 by hopper 121
The extra flying dust sample collected is drawn into ash bucket 13.
The control module 16 is connect with the Weighing module 2, incinerator 4, infrared absorption detection module 3 respectively, described
Weighing module 2 is balance.
The specific work process of the system is as follows:
Control module 16 drives stepper motor 18 that example boat 11 is made to move to the weighing positions 6 of screw rod 15, passes through cylinder 14
Cooperate with stepper motor 18, weighs 11 weight of example boat, claimed for weight information to be sent to control module 16.Then stepper motor 18
Mobile example boat 11 arrives sample position 7, and cylinder 14 ventilates, just example boat is moved to and takes grey mouth 17 (i.e. before sampling pipe 112
End opening)；Spiral sampler 1 is started to work simultaneously, the flying dust sample in ash bucket 13 is taken out, from taking grey mouth 17 to fall, just
Example boat 11 is fallen into well；
Sampling finishes, and 18 mobile example boat 11 of stepper motor reaches weighing positions 6, passes through cylinder 14 and stepper motor 18
Cooperation, balance 2 completes weighing task, and weight information is sent to control module 16；Weighing finishes, the mobile sample of stepper motor 18
Product boat 11 reaches calcination and detects position 5, and cylinder 14 is ventilated, and example boat 11 is protruded into incinerator 4, incinerator 4 is always held at 815
DEG C ± 10 DEG C, oxidizing fire, the carbon dioxide gas of generation enter infrared absorption along pipeline to the unburned carbon in ash sample at high temperature
Detection module 3 carries out quantitative measurment can be with after absorption data and the standard curve comparison of the carbon dioxide gas measured
Obtain flying dust sample calcination generation carbon dioxide quality, in conjunction with sample the available ash sample of weight information in flying marking
Amount.Measurement finishes, and 18 mobile example boat 11 of stepper motor arrives ash discharge position 8, and cylinder 14 stretches out, and example boat 11 is moved to ash discharge
Flying dust sample in example boat 11 is aspirated back in ash bucket 13, is so far completed using the negative pressure in ash bucket 13 by blow device 12
One-time detection process.System repeats above-mentioned movement and persistently carries out real-time online detection to unburned carbon in flue dust in flue.
Wherein the sampling process of spiral sampler 1 is as follows: when having flying dust to fall in ash bucket 13, screw outer cylinder 102 exists
Part in ash bucket 13 starts to collect flying dust sample by sample tap 104, while driving motor 101 is controlling helical blade 103 just
It is to rotation, the flying dust sample collected in screw outer cylinder 102 is mobile toward sample mouth 106 is fallen, it finally falls into and falls sample pipe 111, sampling pipe
There is a Ji Yangkou on 112, it can be winged when being filled in sampling pipe 112 with quantitative collection from falling the flying dust sample fallen in sample pipe 111
When grey sample, the drive of driving mechanism 113 pushes away the movement of sample axis 114, and the flying dust sample collected in sampling pipe 112 is transferred to example boat
In 11, then purge hole 115 is ventilated, the remaining flying dust sample of cleaning sampling pipe 112, from fall fallen in sample pipe 111 it is extra
Flying dust sample is fallen into hopper 121, is sucked in ash bucket 13 by dust-recycling duct 122；Sampling finishes, and driving motor 101 controls spiral shell
Vane piece 103 rotates backward, and flying dust sample remaining in screw outer cylinder 102 will be mobile toward ash discharging hole 105 at this time, then from ash discharge
Mouth 105 is fallen into ash bucket 13, and so far one step completed sampling process is completed, and can continue next sub-sampling.
A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method provided by the utility model, is mounted on ash bucket
It is sampled at 13 using spiral sampler 1, is then transferred to example boat 11, be put into calcination using driving executive device after weighing
Calcination is carried out in furnace 4, calcination process middle infrared absorption detection module 3 only detects carbon dioxide gas, relative to common
Weighing method, avoid error brought by other impurity during calcination, improve the accuracy of measurement；The system takes simultaneously
It is grey reliable, quantitative flying dust sample is taken by sampling pipe 112 every time, improves the reliability and consistency of sampling；Using cylinder 14
With stepper motor 18 as driving executing agency, the flexibility and stability of system are improved.The system have measurement accuracy it is high,
Measurement accuracy not by coal type change influenced with maintenance workload is small in use process the advantages that, can really be coal-burning boiler optimization
Firing optimization provides real-time, accurate foundation and guidance.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the protection scope of the utility model.
Claims (10)
1. a kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method, it is characterised in that: including spiral sampler,
Driving device, detection device and control module, the control module respectively with the spiral sampler, driving device, detection
Device connection, the spiral sampler includes spiral sampler structure, sampling mechanism, dust collection mechanism, wherein the spiral
Sampling mechanism includes motor, helical blade, screw outer cylinder, and the helical blade is set in the screw outer cylinder, the spiral
The output axis connection of blade and the motor, the sampling mechanism includes falling sample pipe, sampling pipe, pushing away sample axis, driving mechanism, described
It falls sample pipe upper end to be connected to the bottom of the screw outer cylinder, the sampling pipe falls sample pipe through described, and the sampling pipe is located at
The top for falling sample pipe inner part offers Ji Yangkou, and the described sample axis one end that pushes away is connect with the driving mechanism, described to push away sample
The other end of axis is inserted into the sampling pipe, and the dust collection mechanism is set to outside the sampling mechanism；The driving device
It is connected with the example boat for holding flying dust sample；The detection device includes Weighing module, incinerator, infrared absorption detection mould
Block, the incinerator are connect by pipeline with the infrared absorption detection module.
2. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
Stating driving device includes stepper motor, screw rod, cylinder, and the screw rod is connect with the stepper motor, and the cylinder is connected to institute
It states on screw rod, the example boat is connect with the piston rod of the cylinder.
3. the unburned carbon in flue dust on-line measurement system according to claim 2 based on infrared absorption method, it is characterised in that: institute
It states cylinder both ends and is respectively arranged with the first air inlet and the second air inlet, the piston rod for controlling the cylinder is back and forth transported
It is dynamic.
4. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: also
Including ash discharge blow device, the blow device is connected to ash bucket.
5. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
It states in screw outer cylinder one end insertion ash bucket, and the top of its embedded part is provided with sample tap, the screw outer cylinder is embedded in ash bucket
The front end of interior one end offers ash discharging hole.
6. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
The end end bottom for stating one end that screw outer cylinder is connect with the motor, which offers, falls sample mouth, described to fall sample mouth and described fall sample Guan Lian
It is logical, and the sample pipe that falls is vertically arranged.
7. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
Stating sampling mechanism further includes the purge hole for being set to the collection sample mouth position of the sampling pipe, for after ventilating to being remained in sampling pipe
Extra flying dust sample purged.
8. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
Stating driving mechanism is that motor driven or cylinder drive.
9. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that: institute
Stating dust collection mechanism includes hopper and dust-recycling duct, and the dust-recycling duct is connected to the feed hopper bottom, the dust
The recovery tube other end is connected to ash bucket.
10. the unburned carbon in flue dust on-line measurement system according to claim 1 based on infrared absorption method, it is characterised in that:
The control module is connect with the Weighing module, incinerator, infrared absorption detection module respectively, and the Weighing module is day
It is flat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820983887.4U CN208270510U (en) | 2018-06-25 | 2018-06-25 | A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820983887.4U CN208270510U (en) | 2018-06-25 | 2018-06-25 | A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270510U true CN208270510U (en) | 2018-12-21 |
Family
ID=64690133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820983887.4U Active CN208270510U (en) | 2018-06-25 | 2018-06-25 | A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270510U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556925A (en) * | 2018-12-31 | 2019-04-02 | 光力科技股份有限公司 | Dry collector fly ash sampling device and sampling system |
| CN111025150A (en) * | 2019-12-23 | 2020-04-17 | 北京理工大学 | Wide-temperature-range linear generator performance testing method and device |
| CN114947739A (en) * | 2022-04-18 | 2022-08-30 | 重庆邮电大学 | Dual-frequency microwave induced thermoacoustic imaging system and method |
-
2018
- 2018-06-25 CN CN201820983887.4U patent/CN208270510U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556925A (en) * | 2018-12-31 | 2019-04-02 | 光力科技股份有限公司 | Dry collector fly ash sampling device and sampling system |
| CN111025150A (en) * | 2019-12-23 | 2020-04-17 | 北京理工大学 | Wide-temperature-range linear generator performance testing method and device |
| CN114947739A (en) * | 2022-04-18 | 2022-08-30 | 重庆邮电大学 | Dual-frequency microwave induced thermoacoustic imaging system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100543445C (en) | On-line testing device of carbon content in flying ashes in boiler flue for coal power station | |
| CN101413892B (en) | Flyash ingredient on-line detection device based on laser induce plasma analysis technology | |
| CN208270510U (en) | A kind of unburned carbon in flue dust on-line measurement system based on infrared absorption method | |
| CN100575919C (en) | Boiler flyash carbon content on-line testing apparatus | |
| CN104502284A (en) | Online detection device for carbon content in flue dust of coal fired power plant | |
| CN205538534U (en) | Unburned carbon in flue dust on -line measuring system based on gaseous firing method of CO2 | |
| CN201764529U (en) | Online real-time powder flow monitoring system | |
| CN210740365U (en) | Coal-fired power plant boiler monitoring system | |
| CN108613896B (en) | Coal-fired electric generation furnace flying marking quantity measuring method | |
| CN205958413U (en) | Gas -solid two -phase flow simulating measurement setup | |
| CN204789213U (en) | Unburned carbon in flue dust on line measurement device | |
| CN209102478U (en) | A kind of array type dustproof flue gas sampling device | |
| CN108593853A (en) | Coal-fired electric generation furnace flying marking amount detecting device | |
| CN109540612A (en) | A kind of multichannel constant speed flue gas sampler | |
| CN210427271U (en) | Flue integration online measuring device | |
| CN201302548Y (en) | Fly-ash component on-line detecting device based on laser induced plasma analytic technique | |
| CN208270273U (en) | A kind of ash bucket is in line fly ash sampling device | |
| CN206192716U (en) | Flying dust constant speed sampling ration receive ash from dynamic testing carbon device | |
| CN106501031A (en) | A kind of fly ash constant speed sampling is quantitative to receive grey automatic carbon testing device | |
| CN200950111Y (en) | Device for online detecting flue flyash carbon content of coal-fired station boiler | |
| CN104280275B (en) | A kind of device and method of boiler fly ash microsampling | |
| CN107505428A (en) | A kind of experimental rig of the anti-slagging properties of test material | |
| CN209513367U (en) | The full component collection of incinerator smoke and test device | |
| CN2738239Y (en) | Apparatus for on-line metering materiality of matter utilizing heating weightlessness | |
| CN207263708U (en) | A kind of experimental rig of the anti-slagging properties of test material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |