CN205091251U - High integrated CEMS normal position analysis appearance system - Google Patents
High integrated CEMS normal position analysis appearance system Download PDFInfo
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- CN205091251U CN205091251U CN201520833585.5U CN201520833585U CN205091251U CN 205091251 U CN205091251 U CN 205091251U CN 201520833585 U CN201520833585 U CN 201520833585U CN 205091251 U CN205091251 U CN 205091251U
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Abstract
The utility model discloses a high integrated CEMS normal position analysis appearance system, including flue gas sampling, system's heating constant temperature, second grade filtration, gas smoking control way, velocity of flow detection, humidity detection, the detection of oxygen volume, ultraviolet difference absorption spectrum analytical method concentration detection, clean blowback function. The utility model discloses a design of M type air chamber is applied, has improved system monitoring sensitivity, adds to establish gas accuse device, has effectively improved system monitoring data reality, and sample gas transportation process and thief rod inside lining PTFE manage and sampling air hose adoption metal extends around the pipe preheats length because of having shortened, has improved the non -corrosibility of system, has improved the life of system, and system technical content improves, in the time of the performance improvement, and greatly reduced cost of manufacture and installation maintenance cost.
Description
technical field:
The utility model patent relates to CEMS flue gas discharge continuous monitoring system field, is specifically related to a kind of high integrated CEMS in-situ study instrument system.
background technology:
CEMS flue gas discharge continuous monitoring system is used for the fields such as electric power, Industrial Boiler, metallurgy, chemical industry, cement, industry incineration and carries out pollutant emission monitoring, the multinomial correlation parameters such as monitoring SO2, NOX, O2, dust concentration, flue-gas temperature, pressure, flow velocity, humidity, and add up emission index, total emission volumn etc., thus pollutant emission is control effectively.Traditional CEMS system, first be use be arranged on flue up-sampling probe fume extraction sampling is carried out to flue gas, for preventing flue gas crystallisation by cooling, base cabinet in the omnidistance fluid flow with heat tracing to the analysis room that spy builds of flue gas palpus, analysis air chamber is entered after series of preprocessing, gas analyzer is used to carry out spectral analysis to gas, combine the flue gas flow rate of the current meter measurement be arranged on flue, the smoke moisture of hygronom measurement again, real-time derivation, calculate harmful gas and dust concentration, carry out effective exhausting control.
utility model content:
The utility model object is the defect in order to make up prior art, provides a kind of novel height integrated CEMS in-situ study instrument system be directly installed on flue integrating flue gas sampling, the pre-service of sample gas, flow rate detection, Humidity Detection, the spectral analysis of sample gas, cleaning.
The technical scheme that the utility model technical solution problem adopts is:
A kind of high integrated CEMS in-situ study instrument system, include outer cover, it is characterized in that: also include prime filtration core, thief rod and the sampling pump be located in outer cover, air-control device, connect main body, main filtrator, orifice plate, M type air chamber, sampling pump is connected with air one end around pipe by joint, air stretches out outside outer cover around the other end of pipe, sampling pump is screwed into aerobic quantity sensor, the flue gas that sampling pump extracts imports prime filtration core by air around pipe, prime filtration core is connected with thief rod, the other end of thief rod is fixed on outer cover by flange, connecting main body is fixed on the flange of thief rod, connect main body respectively by Pneumatic valve and anti-blowpipe, main filtrator, gas pipe connects, each Pneumatic valve is connected with air-control device, orifice plate is placed in the respective aperture of connection main body, the end, one end of M type air chamber is pressed on orifice plate, xenon lamp assembly is provided with outside M type air chamber, connect in main body and also tightened up Moisture Meter, M type air chamber is connected with micro spectrometer by optical fiber, M type air chamber front end is provided with micro flowmeter, oxygen amount sensor is connected with oxygen amount conversion electron plate assembly, when after system energization blowing air, sampling pump work extraction flue gas, sample gas is after prime is filtered, M type air chamber is entered after thief rod, connection main body, main filtrator, orifice plate, by transmission and the reception of Optical Fiber Transmission ultraviolet light, analyze absorption light intensity through micro spectrometer, sample air humidity angle value, oxygen amount sensor that the flow value detected in conjunction with micro flowmeter, Moisture Meter detect detect and the oxygen amount value calculated, and calculate, derive the concentration value of monitored medium in real time, when carrying out air blowback, Pneumatic valve cuts off sense channel, and blowback air purges main filtrator, connects main body, thief rod, prime filtration core, cleaning flue gases sample streams smoke uptake, so move in circles, achieve the monitoring of noxious gas emission rate.
Described height integrated CEMS in-situ study instrument system, it is characterized in that: be provided with liner PTFE tube in described thief rod, liner PTFE tube is wrapped with heating tape.
Described height integrated CEMS in-situ study instrument system, is characterized in that: described connection main body is the metal processing piece each function system being in the layout of the whole body, includes inner chamber, containing sampling flue, flow velocity flue, clean blowback flue, control flue in inner chamber.
Described height integrated CEMS in-situ study instrument system, is characterized in that: what described oxygen amount sensor adopted is zirconia sensor.
Described height integrated CEMS in-situ study instrument system, it is characterized in that: described air on heating rod, heating rod is connected with temperature switch around pipe box, and is provided with temperature sensor in outer cover, temperature sensor, temperature switch are connected with temperature controller respectively.
Described height integrated CEMS in-situ study instrument system, is characterized in that: described temperature sensor adopts PT100 platinum resistance.
Described height integrated CEMS in-situ study instrument system, is characterized in that: be also provided with connecting terminal block in described outer cover.
Described height integrated CEMS in-situ study instrument system, it is characterized in that: described M type air chamber is made up of collimation lens, level crossing, optical fiber, lens mount, plane microscope base, fiber bench, plenum shelves, air chamber cylindrical shell, collimation lens and level crossing are placed on the certain angled posi-tion in air chamber two ends, utilize collimated and flat mirror reflects principle, in same cylindrical shell, light path is formed like M type, and under achieving single cylinders with small diameter, light path equals 4 times of barrel lenght.
Compared with the prior art, the innovation beneficial effect is embodied in:
The utility model is by integrated for traditional CEMS system height, on the basis realizing original function, because of the application of M type air chamber, improve system monitoring sensitivity, metal is adopted to lengthen preheating length around pipe because shortening sample gas course of conveying and thief rod liner PTFE tube and sampled air pipe, all decrease crystallisation by cooling point, improve anti-corrosive properties, the air-control device increased, effective purge gas that intercepted enters analyser air chamber, make analysis data more accurate, because eliminating analyser cabin, master control cabinet system, trace pipe, current meter, hygronom, greatly reduce manufacturing cost and installation and maintenance cost.
accompanying drawing illustrates:
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Fig. 2 is assembling schematic diagram in system of the present utility model.
Fig. 3 is assembling three-dimensional plot in system of the present utility model.
Fig. 4 is that system of the present utility model tears outer cover three-dimensional plot open.
Fig. 5 is system gas circuit principle schematic of the present utility model.
The three-dimensional profile figure of Fig. 6 position connection main body of the present utility model.
Wherein, number in the figure: 1. oxygen amount sensor, 2, sampling pump, 3, joint, 4, air is around pipe, 5, heating rod, 6. Moisture Meter, 7, outer cover, 8, thief rod, 9, liner PTFE tube, 10, heating tape, 11, connect main body, 12, air-control device, 13, anti-blowpipe, 14, main filtrator, 15, M type air chamber, 16. oxygen amount conversion electron plate assemblies, 17, xenon lamp assembly, 18, micro spectrometer, 19, temperature controller, 20, optical fiber, 21, connecting terminal block, 22, temperature sensor, 23, temperature switch, 24, micro flowmeter, 25, gas pipe, 26, orifice plate, 27, prime filtration core, 28, insulation inner cover.
embodiment:
As Figure 1-5, a kind of high integrated CEMS in-situ study instrument system, include outer cover 7, also include prime filtration core 27, thief rod 8 and the sampling pump 2 be located in outer cover 7, air-control device 12, connect main body 11, main filtrator 14, orifice plate 26, M type air chamber 15, sampling pump 2 is connected with air one end around pipe 4 by joint 3, air stretches out outside outer cover 7 around the other end of pipe 4, sampling pump 2 is screwed into aerobic quantity sensor 1, the flue gas that sampling pump 2 extracts imports prime filtration core 27 by air around pipe 4, prime filtration core 27 is connected with thief rod 8, the other end of thief rod 8 is fixed on outer cover 7 by flange, connecting main body 11 is fixed on the flange of thief rod 8, connect main body 11 respectively by Pneumatic valve and anti-blowpipe 13, main filtrator 14, gas pipe 25 connects, each Pneumatic valve is connected with air-control device 12, orifice plate 26 is placed in the respective aperture of connection main body 11, the end, one end of M type air chamber 15 is pressed on orifice plate 26, xenon lamp assembly 17 is provided with outside M type air chamber 15, connect in main body 11 and also tightened up Moisture Meter 6, M type air chamber 15 is connected with micro spectrometer 18 by optical fiber 20, M type air chamber 15 front end is provided with micro flowmeter 24, oxygen amount sensor 1 is connected with oxygen amount conversion electron plate assembly 16, when after system energization blowing air, sampling pump 2 work extraction flue gas, sample gas is after prime is filtered, M type air chamber 15 is entered after thief rod 8, connection main body 11, main filtrator 14, orifice plate 26, transmission and the reception of ultraviolet light is transmitted by optical fiber 20, absorption light intensity is analyzed through micro spectrometer 18, sample air humidity angle value, oxygen amount sensor 1 that the flow value detected in conjunction with micro flowmeter 24, Moisture Meter 6 detect detect and the oxygen amount value calculated, and calculate, derive the concentration value of monitored medium in real time, when carrying out air blowback, Pneumatic valve cuts off sense channel, and blowback air purges main filtrator 14, connects main body 11, thief rod 8, prime filtration core 27, cleaning flue gases sample streams smoke uptake, so move in circles, achieve the monitoring of noxious gas emission rate.
Be provided with liner PTFE tube 9 in thief rod 8, liner PTFE tube 9 is wrapped with heating tape 10.
What oxygen amount sensor 1 adopted is zirconia sensor.
Air is enclosed within heating rod 5 around pipe 4, heating rod 5 is connected with temperature switch 23, and is provided with temperature sensor 22 in outer cover 7, and temperature sensor 22, temperature switch 23 are connected with temperature controller 19 respectively.
Temperature sensor 22 adopts PT100 platinum resistance.
Connecting terminal block 21 is also provided with in outer cover 7.
M type air chamber 15 is made up of collimation lens, level crossing, optical fiber, lens mount, plane microscope base, fiber bench, plenum shelves, air chamber cylindrical shell, collimation lens and level crossing are placed on the certain angled posi-tion in air chamber two ends, utilize collimated and flat mirror reflects principle, in same cylindrical shell, light path is formed like M type, under achieving single cylinders with small diameter, light path equals 4 times of barrel lenght.
As shown in Figure 6, connecting main body 11 is the metal processing pieces each function system being in the layout of the whole body, include inner chamber, containing sampling flue, flow velocity flue, clean blowback flue, control flue in inner chamber, in contour structures, include thief rod flange and outer cover installed surface 6.1, Moisture Meter installed surface 6.2, orifice plate and M type air chamber installed surface 6.3, air-control device installed surface 6.4, main filtrator installed surface 6.5.
Embodiment
1, assembling and setting is carried out
1) first assembling and setting is good: thief rod assembly (thief rod 8, liner PTFE tube 9, heating tape 10), sampling pump 2, main filtrator 14, M type air chamber 15, micro spectrometer 18, xenon lamp assembly 17, patch panel assemblies (temperature controller 19, optical fiber 20, connecting terminal block 21), air-control device 12, again oxygen amount sensor 1 is screwed on sampling pump 2, then this subassembly contraposition is added O-ring seals, M4 screws tighten on M type air chamber 15.
2) connection main body 11 adopted M5 screw to be fixed on after on thief rod assembly (thief rod 8, liner PTFE tube 9, heating tape 10) flange, this subassembly is fixed on outer cover 7; Orifice plate 26 and seal are placed in and connect in main body 11 respective aperture, above-mentioned M type air chamber subassembly end is pressed on orifice plate 26 and seal, and M4 screws tighten is in connection main body 11; Air is enclosed within heating rod 5 around pipe 4, air-control device 12, main filtrator 14, heating rod 5 are together fixed tightly on outer cover 7, then Moisture Meter 6 contraposition is fixed tightly in connection main body 11, then load each position joint successively.
3) after air tightness test, install insulation inner cover 28 in high-temperature region additional, more successively xenon lamp assembly 17, micro spectrometer 18, temperature controller 19, optical fiber 20, connecting terminal block 21, temperature sensor 22, temperature switch 23, micro flowmeter 24, gas pipe 25 are packed on shown position.
Performance test is carried out by HJ/T76-2007 fixed pollution source smoke discharge continuous monitor system technical requirement and detection method.
2. onsite application
The height integrated CEMS in-situ study instrument system be arranged on flue has been manipulated the function of sampling and clean blowback automatically by the system controller be arranged on flue simultaneously, after high integrated CEMS in-situ analyzer system energization blowing air, sampling pump work extraction flue gas, sample gas is after prime is filtered, through thief rod, connect main body, main filtrator, M type air chamber is entered after orifice plate, by transmission and the reception of the Optical Fiber Transmission ultraviolet light at air chamber two ends, absorption light intensity is analyzed through micro spectrometer, in conjunction with the flow that flowmeter detects, the sample air humidity angle value that humidity sensor detects, oxygen amount sensor detects oxygen amount value as calculated, real-time calculating, derive the concentration value of monitored medium.When carrying out air blowback, gas control spool cuts off sense channel, and blowback air purges main filtrator, connection main body, thief rod, prime filtration, effectively cleaning of flue gas sampling circulation flue; So move in circles, achieve the monitoring of noxious gas emission rate.
Claims (8)
1. one kind high integrated CEMS in-situ study instrument system, include outer cover, it is characterized in that: also include prime filtration core, thief rod and the sampling pump be located in outer cover, air-control device, connect main body, main filtrator, orifice plate, M type air chamber, sampling pump is connected with air one end around pipe by joint, air stretches out outside outer cover around the other end of pipe, sampling pump is screwed into aerobic quantity sensor, the flue gas that sampling pump extracts imports prime filtration core by air around pipe, prime filtration core is connected with thief rod, the other end of thief rod is fixed on outer cover by flange, connecting main body is fixed on the flange of thief rod, connect main body respectively by Pneumatic valve and anti-blowpipe, main filtrator, gas pipe connects, each Pneumatic valve is connected with air-control device, orifice plate is placed in the respective aperture of connection main body, the end, one end of M type air chamber is pressed on orifice plate, xenon lamp assembly is provided with outside M type air chamber, connect in main body and also tightened up Moisture Meter, M type air chamber is connected with micro spectrometer by optical fiber, M type air chamber front end is provided with micro flowmeter, oxygen amount sensor is connected with oxygen amount conversion electron plate assembly, when after system energization blowing air, sampling pump work extraction flue gas, sample gas is after prime is filtered, M type air chamber is entered after thief rod, connection main body, main filtrator, orifice plate, by transmission and the reception of Optical Fiber Transmission ultraviolet light, analyze absorption light intensity through micro spectrometer, sample air humidity angle value, oxygen amount sensor that the flow value detected in conjunction with micro flowmeter, Moisture Meter detect detect and the oxygen amount value calculated, and calculate, derive the concentration value of monitored medium in real time, when carrying out air blowback, Pneumatic valve cuts off sense channel, and blowback air purges main filtrator, connects main body, thief rod, prime filtration core, cleaning flue gases sample streams smoke uptake, so move in circles, achieve the monitoring of noxious gas emission rate.
2. height according to claim 1 integrated CEMS in-situ study instrument system, it is characterized in that: be provided with liner PTFE tube in described thief rod, liner PTFE tube is wrapped with heating tape.
3. height according to claim 1 integrated CEMS in-situ study instrument system, it is characterized in that: described connection main body is the metal processing piece each function system being in the layout of the whole body, include inner chamber, containing sampling flue, flow velocity flue, clean blowback flue, control flue in inner chamber.
4. height according to claim 1 integrated CEMS in-situ study instrument system, is characterized in that: what described oxygen amount sensor adopted is zirconia sensor.
5. height according to claim 1 integrated CEMS in-situ study instrument system, it is characterized in that: described air around pipe box on heating rod, heating rod is connected with temperature switch, and is provided with temperature sensor in outer cover, temperature sensor, temperature switch are connected with temperature controller respectively.
6. height according to claim 5 integrated CEMS in-situ study instrument system, is characterized in that: described temperature sensor adopts PT100 platinum resistance.
7. height according to claim 1 integrated CEMS in-situ study instrument system, is characterized in that: be also provided with connecting terminal block in described outer cover.
8. height according to claim 1 integrated CEMS in-situ study instrument system, it is characterized in that: described M type air chamber is made up of collimation lens, level crossing, optical fiber, lens mount, plane microscope base, fiber bench, plenum shelves, air chamber cylindrical shell, collimation lens and level crossing are placed on the certain angled posi-tion in air chamber two ends, utilize collimated and flat mirror reflects principle, in same cylindrical shell, light path is formed like M type, and under achieving single cylinders with small diameter, light path equals 4 times of barrel lenght.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520833585.5U CN205091251U (en) | 2015-10-23 | 2015-10-23 | High integrated CEMS normal position analysis appearance system |
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| CN201520833585.5U CN205091251U (en) | 2015-10-23 | 2015-10-23 | High integrated CEMS normal position analysis appearance system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226259A (en) * | 2016-08-31 | 2016-12-14 | 上海舵杰汽车检测仪器有限公司 | A kind of constant type laser exhaust gas connection Internet of Things detector |
| CN114324234A (en) * | 2021-11-23 | 2022-04-12 | 合肥固泰自动化有限公司 | In-situ extraction type laser ammonia escape analysis system |
-
2015
- 2015-10-23 CN CN201520833585.5U patent/CN205091251U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106226259A (en) * | 2016-08-31 | 2016-12-14 | 上海舵杰汽车检测仪器有限公司 | A kind of constant type laser exhaust gas connection Internet of Things detector |
| CN114324234A (en) * | 2021-11-23 | 2022-04-12 | 合肥固泰自动化有限公司 | In-situ extraction type laser ammonia escape analysis system |
| CN114324234B (en) * | 2021-11-23 | 2024-01-26 | 合肥固泰自动化有限公司 | In-situ extraction type laser ammonia escape analysis system |
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Address after: High tech Zone Wenqu 230088 Hefei Road, Anhui province No. 8 Patentee after: ANHUI WANYI SCIENCE & TECHNOLOGY Co.,Ltd. Address before: Tianda high tech Zone 230088 Hefei Road, Anhui province No. 71 Huayi Science Park building B building Anhui instrument Patentee before: ANHUI WANYI SCIENCE & TECHNOLOGY Co.,Ltd. |
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