CN208872663U - A kind of power plant stack gas on-line monitoring system - Google Patents
A kind of power plant stack gas on-line monitoring system Download PDFInfo
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- CN208872663U CN208872663U CN201821429826.XU CN201821429826U CN208872663U CN 208872663 U CN208872663 U CN 208872663U CN 201821429826 U CN201821429826 U CN 201821429826U CN 208872663 U CN208872663 U CN 208872663U
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- flue gas
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Abstract
A kind of power plant stack gas on-line monitoring system, including video monitoring system, mis system, DCS system and the blow device being arranged in chimney, flue gas monitoring system and video monitor, it is characterized by: the blow device is arranged on the axis of chimney, flue gas monitoring system is arranged above blow device, video monitor is equipped with above flue gas monitoring system, video monitor connects the video monitoring system of full factory, video monitoring system is connected to monitoring display module, monitoring display module is for showing flue gas monitoring result data information and video monitoring information, the output port of flue gas monitoring system is respectively connected to mis system and DCS system, mis system connection monitoring display module, DCS system connection operation platform.Flue gas monitoring system is attached by the utility model with mis system and DCS system, while guiding device being connect with DCS system, realizes unattended, and by flue gas monitoring system and guiding device, is precisely detected to flue gas and quick drain flue gas.
Description
Technical field
The utility model relates to flue gas monitoring systems technology field, specifically a kind of power plant stack gas on-line monitoring system.
Background technique
It is required that flue gas automatic continuous monitoring system is arranged on every chimney according to " thermal power plant's environmental monitoring technology specification ", by
It being installed on chimney in smoke on-line monitoring system, ambient environmental conditions are severe, and it is more demanding to line service, to improve
Flue gas on-line detecting system security reliability and accuracy rate, and reduce line service amount, it is accordingly required in particular to a kind of and power plant
Full factory's mis system (management at factory level information system), DCS system (scattered control system) interconnection integrated supervisory systems,
Realize unattended, realization on-line monitoring.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of power plant stack gas on-line monitoring system, has online
Monitoring and flue gas monitoring without the independent chimney on duty of someone.
The technical solution of the utility model are as follows: a kind of power plant stack gas on-line monitoring system, including video monitoring system,
Mis system, DCS system and the blow device being arranged in chimney, flue gas monitoring system and video monitor, it is characterised in that:
The blow device is arranged on the axis of chimney by supporting linkage, and flue gas monitoring system is arranged above blow device,
Video monitor is equipped with above flue gas monitoring system, video monitor is used to assist the equipment operation feelings of monitoring flue gas monitoring system
Situation is discharged in flue gas in condition and chimney, and video monitor connects the video monitoring system of full factory, and video monitoring system is connected to
Display module is monitored, monitoring display module is for showing flue gas monitoring result data information and video monitoring information, flue gas monitoring
The output port of system is respectively connected to mis system and DCS system, mis system connection monitoring display module, DCS system connection
Station；
The flue gas monitoring system includes gas analysis arrangement, refrigerating plant, filter device, flue gas sampling device and water conservancy diversion
Device, guiding device are arranged below flue gas sampling device, and flue gas sampling device is arranged below filter device and fills with filtering
Connection is set, filter device is connect with the refrigerating plant being disposed over, and refrigerating plant is used for the filtered gas of filter device
Freeze, and obtain dry gas sample, refrigerating plant is connect with the gas analysis arrangement being disposed over, and gas analysis is set
Back-up is not connect with mis system and DCS system.
Further, the guiding device includes stepper motor, worm screw, gear, guide vane and position sensor, stepping
The output shaft of motor is connect with worm screw, and gear is provided on worm screw, and gear is connected with transmission shaft, and transmission shaft and guide vane connect
It connects.
Further, position sensor is installed on the gear, the position sensor and stepper motor with DCS system
System connection.
Further, the gas analysis arrangement is infrared ray gas analyzer.
Further, the flue gas sampling device is gas samping pump.
The utility model has the following beneficial effects: the utility model carries out flue gas monitoring system and mis system and DCS system
Connection, while guiding device being connect with DCS system, realize that an administrative staff can carry out on-line monitoring pipe to chimney
Reason, without arranging special messenger on duty to the flue gas monitoring of chimney, realization is unattended, and is filled by flue gas monitoring system and water conservancy diversion
It sets, flue gas can precisely be detected and quick drain flue gas.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the flue gas monitoring system of the utility model.
Fig. 3 is the structural schematic diagram of the guiding device of the utility model.
In figure, 1- video monitor, 2- video monitoring system, 3- monitor display module, 4- station, 5-DCS system, 6-
Mis system, 7- blow device, 8- flue gas monitoring system, 81- gas analysis arrangement, 82- refrigerating plant, 83- filter device, 84-
Flue gas sampling device, 85- guiding device, 9- worm screw, 10- gear, 11- guide vane, 12- position sensor, 13- stepping electricity
Machine.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
It is as shown in Figures 1 to 3: a kind of power plant stack gas on-line monitoring system, including video monitoring system 2, mis system 6,
DCS system 5 and the blow device 7 being arranged in chimney, flue gas monitoring system 8 and video monitor 1, it is characterised in that: described
Blow device 7 is arranged on the axis of chimney by supporting linkage, and flue gas monitoring system 8 is arranged above blow device 7, cigarette
Gas monitors and is equipped with video monitor 1 above system 8, and video monitor 1 is used to assist the equipment operation of monitoring flue gas monitoring system 8
Situation is discharged in flue gas in situation and chimney, and video monitor 1 connects the video monitoring system 2 of full factory, and video monitoring system 2 connects
It is connected to monitoring display module 3, monitoring display module 3 is for showing flue gas monitoring result data information and video monitoring information, cigarette
The output port of gas monitoring system 8 is respectively connected to mis system 6 and DCS system 5, and the connection of mis system 6 monitors display module 3,
5 connection operation platform 4 of DCS system；
The flue gas monitoring system 8 includes gas analysis arrangement 81, refrigerating plant 82, filter device 83, smoke sampling dress
84 and guiding device 85 are set, guiding device 85 is arranged below flue gas sampling device 84, and the setting of flue gas sampling device 84 is being filtered
83 lower section of device is simultaneously connect with filter device, and filter device 83 is connect with the refrigerating plant 82 being disposed over, refrigerating plant 82
For the filtered gas of filter device 83 to freeze, and dry gas sample is obtained, refrigerating plant 82 and setting are upper
The gas analysis arrangement 81 of side connects, and gas analysis arrangement 81 is connect with mis system and DCS system respectively.
Further, the guiding device 85 includes that stepper motor 13, worm screw 9, gear 10, guide vane 11 and position pass
The output shaft of sensor 12, stepper motor 13 is connect with worm screw 9, and gear 10 is provided on worm screw 9, and gear 10 is connected with transmission shaft
It connects, transmission shaft is connect with guide vane 11.
Further, position sensor 12, the position sensor 12 and stepper motor 13 are installed on the gear 10
It is connect with DCS system 5.
Further, the gas analysis arrangement 81 is infrared ray gas analyzer.
Further, the flue gas sampling device 84 is gas samping pump.
In the specific implementation process, after video monitor is linked into mis system by video monitoring system, administrative staff
The substantially situation of current smoke stack emission flue gas can be checked by monitoring display module；Guiding device in chimney says fume centralized
It is guided in flue gas monitoring system, so that flue gas monitoring is more quasi-, while but also flue gas is faster discharged to from chimney, flue gas monitoring
System detects the flue gas in chimney and exports result to mis system and DCS system, by mis system, in central station of floating dock
Administrative staff can check current smoke condition online, not need that full-time duty personnel is arranged to look into the flue gas of chimney
It sees on duty, the data of DCS system is uploaded to by flue gas monitoring system, the administrative staff of station can carry out according to data cases
Adjust control guiding device stepper motor operating power and guide vane rotation angle, improve flue gas Detection accuracy and
The discharge of flue gas.
Blow device can carry out that flue gas is carried out to purging discharge out of chimney on a large scale, and flue gas can both have been assisted to supervise
It surveys, the purging of flue gas can also can be rapidly completed when maintenance shut-downs are without characteristics situations such as flue gas monitorings.
The description of the embodiments and the specification only illustrate the principle of the present utility model and most preferred embodiment, is not taking off
Under the premise of from the spirit and scope of the utility model, the utility model also has various changes and improvements, these changes and improvements
It falls within the scope of the claimed invention.
Claims (5)
1. a kind of power plant stack gas on-line monitoring system, including video monitoring system, mis system, DCS system and setting are in chimney
Interior blow device, flue gas monitoring system and video monitor, it is characterised in that: the blow device is set by supporting linkage
It sets on the axis of chimney, flue gas monitoring system is arranged above blow device, and video monitoring is equipped with above flue gas monitoring system
Device, video monitor are used to assist the flue gas discharge situation in the equipment operation condition and chimney of monitoring flue gas monitoring system, depending on
Frequency monitor connects the video monitoring system of full factory, and video monitoring system is connected to monitoring display module, and monitoring display module is used
MIS is respectively connected in display flue gas monitoring result data information and video monitoring information, the output port of flue gas monitoring system
System and DCS system, mis system connection monitoring display module, DCS system connection operation platform；The flue gas monitoring system includes
Gas analysis arrangement, refrigerating plant, filter device, flue gas sampling device and guiding device, guiding device are arranged in smoke sampling
Below device, flue gas sampling device is arranged below filter device and connect with filter device, filter device be disposed over
Refrigerating plant connection, refrigerating plant for the filtered gas of filter device to be freezed and obtains dry gas sample,
Refrigerating plant is connect with the gas analysis arrangement being disposed over, and gas analysis arrangement connects with mis system and DCS system respectively
It connects.
2. power plant stack gas on-line monitoring system according to claim 1, it is characterised in that: the guiding device includes step
Into motor, worm screw, gear and guide vane, the output shaft of stepper motor is connect with worm screw, is provided with gear on worm screw, gear with
Transmission shaft is connected, and transmission shaft is connect with guide vane.
3. power plant stack gas on-line monitoring system according to claim 2, it is characterised in that: be equipped with position on the gear
Sensor is set, the position sensor and stepper motor are connect with DCS system.
4. power plant stack gas on-line monitoring system according to claim 1, it is characterised in that: the gas analysis arrangement is
Infrared ray gas analyzer.
5. power plant stack gas on-line monitoring system according to claim 1, it is characterised in that: the flue gas sampling device is
Gas samping pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821429826.XU CN208872663U (en) | 2018-09-03 | 2018-09-03 | A kind of power plant stack gas on-line monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821429826.XU CN208872663U (en) | 2018-09-03 | 2018-09-03 | A kind of power plant stack gas on-line monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208872663U true CN208872663U (en) | 2019-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821429826.XU Active CN208872663U (en) | 2018-09-03 | 2018-09-03 | A kind of power plant stack gas on-line monitoring system |
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| CN (1) | CN208872663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632256A (en) * | 2019-09-19 | 2019-12-31 | 河南新野纺织股份有限公司 | Coal-fired generating set fume emission on-line monitoring system |
-
2018
- 2018-09-03 CN CN201821429826.XU patent/CN208872663U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110632256A (en) * | 2019-09-19 | 2019-12-31 | 河南新野纺织股份有限公司 | Coal-fired generating set fume emission on-line monitoring system |
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