CN206772656U - A kind of coal steam-electric plant smoke sampling analysis system - Google Patents
A kind of coal steam-electric plant smoke sampling analysis system Download PDFInfo
- Publication number
- CN206772656U CN206772656U CN201720570990.1U CN201720570990U CN206772656U CN 206772656 U CN206772656 U CN 206772656U CN 201720570990 U CN201720570990 U CN 201720570990U CN 206772656 U CN206772656 U CN 206772656U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- sampling
- filter
- gas
- analyzer
- 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
Abstract
The utility model discloses a kind of coal steam-electric plant smoke sampling analysis system, including flue gas sampling pretreatment system and two group analysis gas circuits；Flue gas sampling pretreatment system is connected with two group analysis gas circuits respectively；Include one-way valve, flowmeter, filter and flue gas analyzer per group analysis gas circuit；Per the one-way valve in group analysis gas circuit passes sequentially through flowmeter, filter is connected with flue gas analyzer.The utility model is passed through pretreated flue gas is sampled in flue gas analyzer by double gas circuits of parallel connection, can be according to the demand of different experimental fields, operating mode and requirement of experiment, select flue gas analyzer, compare and the situation of an analyzer is directly connected to after existing single gas circuit flue gas pretreatment system, the operating efficiency and accuracy of in-site measurement can be effectively improved.
Description
Technical field
It the utility model is related to the sampling analysis to coal steam-electric plant smoke, and in particular to a kind of sampling using double gas path analysis
Analysis system.
Background technology
Thermal power plant is that its basic process of production is by the use of coal, oil, natural gas as the factory of fuel production electric energy:
Combustion heating water makes into steam to fuel in the boiler, and the chemical energy of fuel is transformed into heat energy, the rotation of steam pressure pushing turbine
Turn, heat energy is converted into mechanical energy, and then steam turbine drives generator rotation, and mechanical energy is transformed into electric energy.Thermal power generation is existing
For the main force of social electric power development, under the overall background for proposing to build a Harmonious Society, developing a circular economy, we are improving fire
Influence of the electric power to environment, the influence to non-renewable energy resources, although existing in China are considered on the direction of power technology emphatically
Part nuclear power generating sets, but thermoelectricity still captures most of market of electric power, the hysteresis economic development of electric power development in recent years, on the whole nation
Many thermal power plants, but thermoelectricity technology must improve constantly development, just adapt to the requirement of harmonious society.
And contain substantial amounts of sulfur dioxide, nitrogen oxides and flue dust in power plant emission flue gas, flue dust, sulfur dioxide, nitrogen
The thermal power plant such as oxide atmosphere pollution is the important pollution sources of haze, and its discharge capacity directly affects air quality.Therefore need
Power plant emission flue gas is monitored.Prior art uses sampling gun, after one-level or double-filtration, pass through single gas more
Road is directly entered in analyzer and analyzed.When carrying out multicomponent concentration mensuration, the response speed of analyzer has a strong impact on point
Efficiency is analysed, and each flue gas composition also likely to be present potential interference phenomenon.And if when carrying out analyzer contrast, due to only having
There is single gas circuit, it is impossible to ensure the uniformity for the sample gas that the analysis meter contrasted is passed through, comparing result inaccuracy.
The content of the invention
The purpose of this utility model is to solve defect present in prior art, there is provided one kind meets that different tests show
The demand of field, operating mode and test requirements document, improve the flue gas sampling analytical equipment of in-site measurement operating efficiency and accuracy.
In order to achieve the above object, the utility model provides a kind of coal steam-electric plant smoke sampling analysis system, including flue gas
Sampling and two group analysis gas circuits；Flue gas sampling pretreatment system is connected with two group analysis gas circuits respectively；Per component
Gassing road includes one-way valve, flowmeter, filter and flue gas analyzer；Passed sequentially through per the one-way valve in group analysis gas circuit
Flowmeter, filter are connected with flue gas analyzer.
Or using a flue gas analyzer with " double gas circuit parallel runnings " function, the coal steam-electric plant smoke sampling analysis system
System specifically includes：Flue gas sampling pretreatment system, two group analysis gas circuits and flue gas analyzer；Flue gas sampling pretreatment system is distinguished
It is connected with two group analysis gas circuits；Include one-way valve, flowmeter, filter per group analysis gas circuit；Per in group analysis gas circuit
One-way valve is connected by flowmeter with filter；Flue gas analyzer is using the flue gas analyzer of double gas circuit parallel runnings, difference
It is connected with the filter of two group analysis gas circuits.
Above-mentioned coal steam-electric plant smoke sampling analysis system also includes five-way valve；The common port of five-way valve connects two component gassings
Road, four additional port are respectively communicated with flue gas sampling pretreatment system, zero gas, No. 1 gas and No. 2 gases；Five-way valve it is public
End is connected with analyzing two one-way valves of gas circuit respectively.
The utility model flue gas sampling pretreatment system also includes fore filter, sampling gun, heat tracing pipe, flue gas condenser
And sampling pump；Fore filter passes sequentially through sampling gun, heat tracing pipe, flue gas condenser and is connected with sampling pump.
Flue dust grade one filter is additionally provided between sampling gun and heat tracing pipe.
Contaminant filter is provided with the discharge outlet of flue gas condenser.
2 micron filters are provided between flue gas condenser and sampling pump.
0.1 micron filter and aerosol fillter are provided with per between the one-way valve in group analysis gas circuit and flowmeter；Often
Filter in group analysis gas circuit uses accurate filter before analyzer；It is molten that one-way valve passes sequentially through 0.1 micron filter, gas
Glue filter, flowmeter are connected with accurate filter before analyzer.
Sampling pump floss hole leads to air；Bypass emptying flowmeter is provided with sampling pump floss hole.
Sampling pump uses big flow sampling pump, maximum stream flow 17L/min；Flue gas condenser uses German M＆C ECM-2G
The high-power flue gas condenser of double-stage compressor（Condensation number is 300L/h, condensation power 144kJ/h）；Fore filter uses moral
State's M＆C SP2000/V20 heat tracing rifle fore filters；Flue dust grade one filter uses German M＆C S-2K ceramic filters；2 is micro-
Rice filter uses German 2 μm of primary filters of M＆C FP-2T；0.1 micron filter uses German 0.1 μm of M＆C FP-0.1GF
Fine filtering；Aerosol filtration core uses German M＆C CLF-5/W aerosol fillters；Contaminant filter uses German M＆C
PF-2（High-power condenser trap drainage is used）；Accurate filter is using German SUN-Control-Anaiytik's before analyzer
water trap。
The utility model has advantages below：
1st, the utility model is passed through pretreated flue gas is sampled in flue gas analyzer by double gas circuits of parallel connection, can root
According to the demand of different experimental fields, operating mode and requirement of experiment, flue gas analyzer is selected, the existing single gas circuit flue gas that compares is located in advance
The situation of an analyzer is directly connected to after reason system, the operating efficiency and accuracy of in-site measurement can be effectively improved.Such as：
Real time contrast can be carried out to two identical flue gas analyzers of analysis component；Or can carry out simultaneously two analysis components it is complete
The measurement of different flue gas analyzers, the mode of measurement simultaneously in parallel, can shorten the response time, improve operating efficiency, together
When also selective avoid the phenomenon that each flue gas composition there may be or potentially interfere during analysis.
2nd, two amounts journey gas, zero gas and sample gas are carried out intensive Integration Design by gas by the utility model, pass through " five
Logical hand-operated valve ", which is realized, to be switched fast, and the workflow for preparing calibrating gas manually is eliminated, during substantially reducing in-site measurement
The nominal time of analytical instrument, improve operating efficiency.
3 while the entrance of gas, zero gas is arranged on essence before primary accurate filter, aerosol fillter and analyzer
Before close filter, interference and damage to flue gas analyzer caused by gas cause for quality are avoided, extends analyzer
Service life.
The 4th, secondary filter is set before sampling pump, while add condenser contaminant filter, substantially prolongs sampling
The service life of pump, while the impurity of pretreatment system and particulate matter supplementary set efficiency are improved 90%, also further increase cigarette
The service life of qi leel analyzer.Sampling gun fore filter, flue dust grade one filter and condenser contaminant filter are adopted simultaneously
With reusable type, reduce the replacement frequency of follow-up subsequent filter consumptive material, so reduce the dimension of flue gas pretreatment system
Protect number and expense.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model coal steam-electric plant smoke sampling analysis system；
Fig. 2, Fig. 3 are the connection diagram of two groups of cross gas circuits and flue gas analyzer in the lower Fig. 1 of different tests requirement.
In figure, 1- fore filters, 2- sampling guns, 3- walling of flues, 4- flue dust grade one filters, 5- whole process heat tracing probe tubes
Line, 6- flue gas condensers, 7- condenser contaminant filters, 8-2 micron filters, 81- humidity alarm devices, 9- sampling pumps, 91-
Bypass emptying flowmeter, 10- five lead to hand-operated valve, 11-1 cross gas circuits, 12-2 cross gas circuits, 101- single-pass hand-operated valves,
102-0.1 micron filters, 103- aerosol fillters, 104- flowmeters, accurate filter before 105- analyzers.
Embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
As shown in figure 1, the utility model coal steam-electric plant smoke sampling analysis system, including flue gas sampling pretreatment system, five
Logical hand-operated valve 10 and two groups of cross gas circuits 11,12.It is fore filter 1 that flue gas sampling pretreatment system includes being sequentially connected, complete
Journey heat tracing sampling gun 2, flue dust grade one filter 4, whole heat tracing sampling line 5, flue gas condenser 6, secondary filter 8 and sampling
Pump 9.Fore filter 1 uses German M＆C SP2000/V20 heat tracings rifle fore filter, and filtering enters larger of sampling gun 2
Grain impurity, and filtration core can be changed, reduce cost.Flue dust grade one filter 2 uses German M＆C S-2K ceramic filters,
Repeatable to utilize, sampling flue gas after fore filter 1, whole heat tracing sampling gun 2 by entering in flue dust grade one filter 4 to cigarette
Dirt further filters.Flue gas after filtering is by whole heat tracing sampling line 5, into flue gas condenser 6.Flue gas condenser 6
Using high-power flue gas condenser, such as German high-power flue gas condenser of M＆C ECM-2G double-stage compressors（Condensation number is 300L/
H, condensation power is 144kJ/h）, contaminant filter 7 is provided with the discharge outlet of flue gas condenser 6, such as German M＆C PF-2（Big work(
Rate condenser trap drainage is used）, to impurity therein and the further supplementary set of particulate matter.Condensed flue gas passes through 2 Mm filters
Device 8 enters in sampling pump 9.2 micron filters 8 use German 2 μm of primary filters of M＆C FP-2T, can limit the particle of filtration
Thing particle diameter is less than 2 μm.Humidity alarm device 81 is provided with 2 micron filters 8（Using German M＆C LA1.4 type humidity sensors,
Control is acquired according to humidity data）, humidity is avoided to dividing the interference of sampling pump and analyzer.Sampling pump 9 uses big flow
Sampling pump, maximum stream flow 17L/min.Big flow sampling pump 9 bypasses evacuation port and is provided with bypass emptying flowmeter 91.Five is logical manual
The common port of valve connects two groups of cross gas circuits 11,12, and four additional port is respectively communicated with sampling pump 9, zero gas, No. 1 gas and No. 2
Gas.Being switched fast for gas, zero gas and sample gas is realized by five logical hand-operated valves 10, eliminates the work for preparing calibrating gas manually
Make flow, substantially reduce the nominal time of in-site measurement period analysis instrument, improve operating efficiency.Every group of cross gas circuit 11,
12 include essence before single-pass hand-operated valve 101, primary accurate filter 102, aerosol fillter 103, flowmeter 104, analyzer
Close filter 105.The single-pass hand-operated valve 101 of every group of cross gas circuit 11,12 can individually control open and close and the gas circuit of each cross gas circuit
Flow, parallel running, it does not interfere with each other.It is two-way by the sample qi leel of sampling pump 9, respectively enters in two groups of cross gas circuits 11,12,
Sample gas in every group of cross gas circuit is filtered, 0.1 micron filter 102 by single-pass hand-operated valve 101 through 0.1 micron filter 102
Using German 0.1 μm of fine filtering of M＆C FP-0.1GF, the particle size that can limit filtration is less than 0.1 μm, the sample of filtration
Gas after the filtering of aerosol fillter 103, flows through flowmeter 104, each gas circuit flow is shown by flowmeter 104 again, feeds back
Single-pass hand-operated valve 101 is adjusted manually afterwards to required flow.Enter flue gas analysis finally by accurate filter before analyzer 105
Instrument.Accurate filter uses German SUN-Control-Anaiytik water trap before analyzer, to entering in analyzer
Sample gas further filtered, prevent from interfering flue gas analyzer and damaging.Zero is passed through when leading to hand-operated valves 10 by five
When gas or gas are demarcated to analyzer, gas circuit flows to the gas circuit flow direction with above-mentioned sample gas.
Two groups of cross gas circuit tail ends connect flue gas analyzer, according to the need of different experimental fields, operating mode and requirement of experiment
Ask, select flue gas analyzer.
As shown in Fig. 2 selection with " double gas circuit parallel runnings " function flue gas analyzer, by two groups of cross gas circuits 11,
12 are connected on the same flue gas analyzer.
Or when needing to carry out flue gas analyzer contrast simultaneously, two analysis components and instrument performance ginseng can be carried out simultaneously
The measurement of the identical flue gas analyzer of number.It can so realize that development is complete to two analysis components under gas source condition of the same race
The real-time comparison work of exactly the same instrument, shown in Fig. 3.Two instrument can be identical brand instrument（Two flue gas analyses
Brand, model, the analytical parameters characteristic of instrument are identical）Can also differ brand instrument（The type of two flue gas analyzers
Number, analytical parameters characteristic it is identical, but brand is different）.
Or for measuring multigroup fraction（Such as 5 components or more）Flue gas concentration is, it is necessary to the flue gas of two different flue gas compositions
When analyzer measures, the parallel connection of two analysis entirely different flue gas analyzers of component can be carried out using two groups of cross gas circuits
Measuring simultaneously, the response time of this sampling instrument can shorten 50%, improve efficiency, meanwhile, also avoiding for selectivity is being analyzed
The phenomenon that each flue gas composition there may be or potentially interfere during the flue gas concentration analysis of instrument.Two instrument can be with
It is identical brand instrument（The brand of two flue gas analyzers is identical, but model, analytical parameters characteristic differ）Can also
It is to differ brand instrument（Brand, model, the analytical parameters characteristic of two flue gas analyzers are entirely different）.
Claims (10)
- A kind of 1. coal steam-electric plant smoke sampling analysis system, it is characterised in that：Including flue gas sampling pretreatment system and two group analysis Gas circuit；The flue gas sampling pretreatment system is connected with two group analysis gas circuits respectively；Include one-way valve, stream per group analysis gas circuit Gauge, filter and flue gas analyzer；It is described per group analysis gas circuit in one-way valve pass sequentially through flowmeter, filter with Flue gas analyzer is connected.
- A kind of 2. coal steam-electric plant smoke sampling analysis system, it is characterised in that：Including flue gas sampling pretreatment system, two component gassings Road and flue gas analyzer；The flue gas sampling pretreatment system is connected with two group analysis gas circuits respectively；Wrapped per group analysis gas circuit Include one-way valve, flowmeter, filter；One-way valve in the gas circuit per group analysis is connected by flowmeter with filter； The flue gas analyzer using double gas circuit parallel runnings flue gas analyzer, respectively with the filter phase of two group analysis gas circuits Even.
- 3. coal steam-electric plant smoke sampling analysis system according to claim 1 or 2, it is characterised in that：The coal steam-electric plant smoke Sampling analysis system also includes five-way valve；The common port of the five-way valve connects the two group analysis gas circuit, four additional port It is respectively communicated with the flue gas sampling pretreatment system, zero gas, No. 1 gas and No. 2 gases；The common port of the five-way valve respectively with Two one-way valves of analysis gas circuit are connected.
- 4. coal steam-electric plant smoke sampling analysis system according to claim 3, it is characterised in that：The flue gas sampling pretreatment System also includes fore filter, sampling gun, heat tracing pipe, flue gas condenser and sampling pump；The fore filter passes sequentially through Sampling gun, heat tracing pipe, flue gas condenser are connected with sampling pump.
- 5. coal steam-electric plant smoke sampling analysis system according to claim 4, it is characterised in that：The sampling gun and heat tracing pipe Between be additionally provided with flue dust grade one filter.
- 6. coal steam-electric plant smoke sampling analysis system according to claim 5, it is characterised in that：The row of the flue gas condenser Contaminant filter is provided with the mouth of a river.
- 7. coal steam-electric plant smoke sampling analysis system according to claim 6, it is characterised in that：The flue gas condenser and adopt 2 micron filters are provided between sample pump.
- 8. coal steam-electric plant smoke sampling analysis system according to claim 7, it is characterised in that：In the gas circuit per group analysis One-way valve and flowmeter between be provided with 0.1 micron filter and aerosol fillter；Filtering in the gas circuit per group analysis Device uses accurate filter before analyzer；The one-way valve passes sequentially through 0.1 micron filter, aerosol fillter, flow Meter is connected with accurate filter before analyzer.
- 9. coal steam-electric plant smoke sampling analysis system according to claim 8, it is characterised in that：The sampling pump floss hole leads to Air；Bypass emptying flowmeter is provided with the sampling pump floss hole.
- 10. coal steam-electric plant smoke sampling analysis system according to claim 9, it is characterised in that：The sampling pump is using big Traffic sampling pump, maximum stream flow 17L/min；The flue gas condenser uses the ECM-2G double-stage compressors of German M＆C Corp. High-power flue gas condenser；The fore filter uses German M＆C SP2000/V20 heat tracings rifle fore filter；The cigarette Dirt grade one filter uses the S-2K ceramic filters of German M＆C Corp.；2 micron filter is using German M＆C Corp. 2 μm of primary filters of FP-2T；0.1 micron filter uses 0.1 μm of fine filtering of FP-0.1GF of German M＆C Corp. Device；The aerosol fillter uses the CLF-5/W aerosol fillters of German M＆C Corp.；The contaminant filter uses moral The PF-2 of M＆C Corp. of state；Accurate filter uses German SUN-Control-Anaiytik water before the analyzer trap。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570990.1U CN206772656U (en) | 2017-05-22 | 2017-05-22 | A kind of coal steam-electric plant smoke sampling analysis system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720570990.1U CN206772656U (en) | 2017-05-22 | 2017-05-22 | A kind of coal steam-electric plant smoke sampling analysis system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206772656U true CN206772656U (en) | 2017-12-19 |
Family
ID=60640747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720570990.1U Active CN206772656U (en) | 2017-05-22 | 2017-05-22 | A kind of coal steam-electric plant smoke sampling analysis system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206772656U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957405A (en) * | 2018-01-11 | 2018-04-24 | 太原海纳辰科仪器仪表有限公司 | A kind of portable infrared flue gas analyzer |
| CN114323888A (en) * | 2021-12-07 | 2022-04-12 | 中国船舶重工集团公司第七一一研究所 | Flue gas pretreatment device |
| CN114926963A (en) * | 2022-05-17 | 2022-08-19 | 西安赢润环保科技集团有限公司 | Point type carbon monoxide detection device and detection method |
| CN116296620A (en) * | 2023-02-09 | 2023-06-23 | 轻准(杭州)科技有限公司 | Gas path acquisition system, device and method of flue gas analyzer |
-
2017
- 2017-05-22 CN CN201720570990.1U patent/CN206772656U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957405A (en) * | 2018-01-11 | 2018-04-24 | 太原海纳辰科仪器仪表有限公司 | A kind of portable infrared flue gas analyzer |
| CN114323888A (en) * | 2021-12-07 | 2022-04-12 | 中国船舶重工集团公司第七一一研究所 | Flue gas pretreatment device |
| CN114926963A (en) * | 2022-05-17 | 2022-08-19 | 西安赢润环保科技集团有限公司 | Point type carbon monoxide detection device and detection method |
| CN116296620A (en) * | 2023-02-09 | 2023-06-23 | 轻准(杭州)科技有限公司 | Gas path acquisition system, device and method of flue gas analyzer |
| CN116296620B (en) * | 2023-02-09 | 2023-11-21 | 轻准(杭州)科技有限公司 | Gas path acquisition system, device and method of flue gas analyzer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206772656U (en) | A kind of coal steam-electric plant smoke sampling analysis system | |
| CN201207023Y (en) | On-line measurement system for boiler discharging flue gas field | |
| CN108181432B (en) | Method for testing full-component emission of motor vehicle exhaust pollutants | |
| CN102426160A (en) | Online gas-solid two-phase detection method for coal characteristics based on laser induction, and apparatus thereof | |
| CN101113947A (en) | Devices and methods for measuring granular material discharged by vehicle | |
| CN205749206U (en) | A kind of gasoline automobile exhaust emissions detection system of particles | |
| CN203053947U (en) | Multi-channel multi-component fixed source sampling analysis device | |
| CN108007699A (en) | A kind of modular pollutant of vehicle exhaust on-board emission test platform | |
| CN106525520A (en) | Stationary combustion source flue gas mixing channel dilution multistage sampling device | |
| CN101949788B (en) | Gas circuit system for measuring tail gas smoke intensity of diesel vehicle | |
| CN103308649A (en) | Multi-channel multi-component stationary source sampling and analysis system | |
| CN101806679B (en) | Flue gas sampling device | |
| CN109765084A (en) | A kind of flue gas cascade sampling system and its method of sampling | |
| CN102735799A (en) | Engine exhaust monitoring system | |
| CN205067454U (en) | Element sulphur morphological analysis monitoring devices | |
| CN207007705U (en) | A kind of flue gas inspection device for ship tail gas desulfurizer | |
| CN108801718A (en) | A kind of tail gas on-line monitoring system peculiar to vessel | |
| CN210514221U (en) | Be applied to thermal power plant's carbon dioxide measuring equipment and device | |
| CN103471876A (en) | Dilution sampling probe | |
| JP6027616B2 (en) | Method and apparatus for the detection of the concentration of aerosols in hot gases, in particular exhaust gases of internal combustion engines | |
| CN201795990U (en) | Air channel system for measuring smoke intensity of tail gas of diesel vehicle | |
| CN201653765U (en) | Sampling device of flue gas | |
| CN108398281A (en) | A kind of on-line performance for domestic stove tests system | |
| CN201344867Y (en) | Rear composite flue dust sampling gun of collecting device | |
| CN207730503U (en) | A kind of mercury emissions sampling monitoring device being suitable under high grey flue gas condition |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210033 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee after: Guodian Nanjing electric power test & Research Co., Ltd. Address before: 210033 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee before: Nanjing Power Equipment Quality & Performance Test Center |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210033 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee after: Guoneng Nanjing Electric Power Test Research Co.,Ltd. Address before: 210033 fairyland Road, Qixia District, Nanjing, Jiangsu Province, No. 10 Patentee before: GUODIAN NANJING ELECTRIC POWER TEST RESEARCH Co.,Ltd. |