CN207232127U

CN207232127U - A kind of CEMS systems of secondary correction

Info

Publication number: CN207232127U
Application number: CN201720998123.8U
Authority: CN
Inventors: 秦汉林; 翟湘毅; 吴为江; 徐猛
Original assignee: ANHUI BISHUI ELECTRONIC TECHNOLOGY Co Ltd
Current assignee: ANHUI BISHUI ELECTRONIC TECHNOLOGY Co Ltd
Priority date: 2017-08-10
Filing date: 2017-08-10
Publication date: 2018-04-13
Anticipated expiration: 2027-08-10

Abstract

The utility model provides a kind of CEMS systems of secondary correction, including sampled part, pretreatment system, acquisition controller and the analytic unit being electrically connected successively；The analytic unit is electrically connected with outer gas circuit correction system, and the outer gas circuit correction system is electrically connected the pretreatment system；The outer gas circuit correction system includes collection port, collection gas circuit, some collection points position and sampled part, and the collection port, the collection gas circuit, some collection point positions and the sampled part are electrically connected successively.The utility model has the advantages that detection efficiency is high, it is high to make up the data deviation for testing gas melt water, flexibility ratio.

Description

A kind of CEMS systems of secondary correction

Technical field

The utility model belongs to flue gas inspection field, and in particular to a kind of CEMS systems of secondary correction.

Background technology

CEMS respectively by gaseous pollutant monitoring subsystem, particle monitoring subsystem, Gas Parameters monitoring subsystem and Data acquisition process is formed with communication subsystem.Gaseous pollutant monitoring subsystem be mainly used for monitoring gaseous pollutant SO2, The concentration and total emission volumn of NOx etc.；Particle monitoring subsystem is mainly used to monitor the concentration and total emission volumn of flue dust；Flue gas is joined Number monitoring subsystem is mainly used to measure flue gas flow rate, flue-gas temperature, flue gas pressures, flue gas oxygen content, smoke moisture etc., is used for The integrating of total emission volumn and the conversion of related concentrations；Data acquisition process is with communication subsystem by data collector and department of computer science System is formed, and gathers parameters in real time, generates each concentration value corresponding butt, wet basis and conversion concentration, generation day, the moon, year Discharge capacity is accumulated, completes to lose the compensation of data and report is real-time transmitted to authorities.Tobacco damping-off is by impermeable across flue Lightness dust gauge, beta-ray dust measuring instrument develop into plug-in type, and scattered infrared light or laser dust gauge and preceding scattering, side dissipate backward Penetrate, electricity dust gauge etc..Different according to sampling mode, CEMS can be divided mainly into directly measurement, extraction-type measurement and remote sensing survey 3 Kind technology.In existing CEMS systems, the calibration of analytic unit is without pretreatment unit, can not also imitate normal sample When original flue gas as after high temperature to cryogenic condensation measure factor concentration depletion caused by molten water, there are precision it is low the problem of, it is necessary to Make improvement.

Therefore it is badly in need of wanting high secondary of a kind of acquisition precision is high, can make up test gas melt water data deviation, flexibility ratio Correct CEMS systems.

Utility model content

The purpose of this utility model is to provide a kind of secondary correction CEMS systems, and to solve, prior art precision is low, data The problem of inaccurate.

The utility model provides following technical solution：

A kind of CEMS systems of secondary correction, including be electrically connected successively sampled part, pretreatment system, acquisition control Device and analytic unit；The analytic unit is electrically connected with outer gas circuit correction system, and the outer gas circuit correction system is electrically connected The pretreatment system；The outer gas circuit correction system includes collection port, collection gas circuit, some collection points position and sampling portion Part, the collection port, the collection gas circuit, some collection point positions and the sampled part are electrically connected successively.

Preferably, the outer gas circuit correction system is reversely sent into the pretreatment system for gathering calibrating gas.

Preferably, the analytic unit includes the calibration of the acquisition controller and the collection port is electrically connected Comparing unit, the calibration comparing unit are used for the index for calibrating and comparing collection gas.

Preferably, the acquisition controller is also electrically connected with particulate matter detection module and Gas Parameters measurement module.

Preferably, the analytic unit is also electrically connected with print module, monitoring system and client, the client with The analytic unit wireless connection.

Preferably, the print module is also electrically connected with display module, and the display module is electrically connected the analysis Unit.

The beneficial effects of the utility model are：

1st, using outer gas circuit calibration system, data deviation is detected as caused by melt water easy to make up, overall precision is high；

2nd, coordinate outer gas circuit calibration system using calibration comparing unit in analytic unit, realize secondary calibration, further carry Rise the parametric reliability of test；

3rd, the utility model total system flexibility ratio is high, can be adapted to multiple gases sampling system, precision is high, and cost can Control, it is easy to spread.

Brief description of the drawings

Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality New embodiment is used to explain the present invention together, does not form the limitation to the utility model.In the accompanying drawings：

Fig. 1 is Tthe utility model system structure diagram；

Fig. 2 is analytic unit composition schematic diagram；

In figure：1. pretreatment system, 2. Gas Parameters measurement modules, 3. particulate matter detection modules, 4. acquisition controllers, 5. Analytic unit, 51. calibration comparing units, 6. display modules, 7. print modules, 8. monitoring systems, 9. clients, 10. collection terminals Mouthful, 11. sampling gas circuits, 12. samples, 13. sampled parts, 14. outer gas circuit correction systems.

Embodiment

As shown in Figure 1 to Figure 2, the CEMS systems of a kind of secondary correction, including the sampled part 13, pre- being electrically connected successively Processing system 1, acquisition controller 4 and analytic unit 5；Analytic unit 5 is electrically connected with outer gas circuit correction system 14, outer gas circuit school Positive system 14 is electrically connected pretreatment system 1；Outer gas circuit correction system 14 includes collection port 10, collection gas circuit 11, some adopts Collection point position 12 and sampled part 13, collection port 10, collection gas circuit 11, some collection points position 12 and sampled part 13 are electrical successively Connection.Outer gas circuit correction system 14 is reversely sent into pretreatment system 1 for gathering calibrating gas.Analytic unit 5 includes electricity respectively Property connection acquisition controller 4 and gather the calibration comparing unit 51 of port 10, calibration comparing unit 51 is used to calibrate and comparison is adopted Collect the index of gas.Acquisition controller 4 is also electrically connected with particulate matter detection module 3 and Gas Parameters measurement module 2.Analysis is single Member 5 is also electrically connected with print module 7, monitoring system 8 and client 9, client 9 and 5 wireless connection of analytic unit.Impression block Block 7 is also electrically connected with display module 6, and display module 6 is electrically connected analytic unit 5.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, although ginseng The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with Modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.It is all Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on, should be included in this practicality Within new protection domain.

Claims

A kind of 1. CEMS systems of secondary correction, it is characterised in that including be electrically connected successively sampled part, pretreatment system System, acquisition controller and analytic unit；The analytic unit is electrically connected with outer gas circuit correction system, the outer gas circuit correction system System is electrically connected the pretreatment system；The outer gas circuit correction system includes collection port, collection gas circuit, some collection points position And sampled part, the collection port, the collection gas circuit, some collection point positions and the sampled part electrically connect successively Connect.
A kind of 2. CEMS systems of secondary correction according to claim 1, it is characterised in that the outer gas circuit correction system The pretreatment system is reversely sent into for gathering calibrating gas.
3. the CEMS systems of a kind of secondary correction according to claim 1, it is characterised in that the analytic unit includes dividing The acquisition controller and the calibration comparing unit of the collection port are not electrically connected, and the calibration comparing unit is used to calibrate With the index for comparing collection gas.
4. the CEMS systems of a kind of secondary correction according to claim 1, it is characterised in that the acquisition controller is also electric Property is connected with particulate matter detection module and Gas Parameters measurement module.
5. the CEMS systems of a kind of secondary correction according to claim 1, it is characterised in that the analytic unit is also electrical It is connected with print module, monitoring system and client, the client and the analytic unit wireless connection.
6. the CEMS systems of a kind of secondary correction according to claim 5, it is characterised in that the print module is also electrical Display module is connected with, the display module is electrically connected the analytic unit.