CN110500504A - A kind of two-way fuel gas feed system and its application - Google Patents
A kind of two-way fuel gas feed system and its application Download PDFInfo
- Publication number
- CN110500504A CN110500504A CN201910850051.6A CN201910850051A CN110500504A CN 110500504 A CN110500504 A CN 110500504A CN 201910850051 A CN201910850051 A CN 201910850051A CN 110500504 A CN110500504 A CN 110500504A
- Authority
- CN
- China
- Prior art keywords
- fuel gas
- way
- feed system
- detection device
- gas feed
- 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.)
- Pending
Links
- 239000002737 fuel gas Substances 0.000 title claims abstract description 167
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims abstract description 42
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 11
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 11
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 239000012855 volatile organic compound Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 101100190618 Arabidopsis thaliana PLC3 gene Proteins 0.000 description 9
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 3
- 238000004817 gas chromatography Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000004064 dysfunction Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
Abstract
The invention discloses a kind of two-way fuel gas feed systems, the fuel gas supply technical field being related in detection process, two-way fuel gas feed system including detection device and access detection device in parallel, it is detection device gas supply that wherein fuel gas air supply system, which passes through fuel gas generator, all the way, and another way fuel gas feed system is detection device gas supply by two fuel gas bottles gas supply；The invention also discloses the applications of the two-way fuel gas feed system.The beneficial effects of the invention are as follows, novel in structural design is reasonable, two-way fuel gas feed system in parallel is used to supply fuel gas for detection device, guarantee fuel gas supply duration and stability, PLC controls the timely automated switching for realizing fuel gas supply mode, the degree of automation is improved, maintenance is reduced, reduces production cost, stationary source VOCs on-line monitoring system, the operation that total hydrocarbon concentration analyzer is uninterrupted, reliable and stable has been ensured, has ensured the normal operation of production indirectly.
Description
Technical field
The present invention relates to the fuel gas in detection process to supply technical field more particularly to a kind of two-way fuel gas supply system
System and its application.
Background technique
Stationary source VOCs on-line monitoring system based on gas chromatography and the total hydrocarbon concentration analysis based on FID principle
Instrument in normal work, is required to externally supply stable fuel gas.In general, can make if the flow of fuel gas supply is lower
It is low that sensitivity occurs in detection device, even results in detection device and stops working, causes detection process that can not carry out；If fuel gas
The flow of supply is higher, and detection process moderate heat noise can be made big, and stability also can phase strain differential.
Currently, mostly using fuel gas gas cylinder or fuel gas generator greatly in existing fuel gas feed system, selecting one is
Detection device is supplied separately to fuel gas.Fuel gas bottle supply mode, gas supply the degree of automation is low, and maintenance is big, and needs regular
Inspection and adjusting cylinder outlet pressure, heavy workload；Although fuel gas generator supply mode high degree of automation, buying and
Maintenance cost is high, is also not suitable for redundant configuration.In addition, the mode of two kinds of supply fuel gas lacks the constantly flow inspection of fuel gas
Survey, pressure detecting and regulatory function, it is difficult to ensure that stationary source VOCs on-line monitoring system, total hydrocarbon concentration analyzer it is long when
Between stable operation.
Summary of the invention
Technical problem unstable, that the degree of automation is low is supplied to solve above-mentioned fuel gas, the invention discloses a kind of double
Road fuel gas feed system and its application.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of two-way fuel gas feed system, the two-way fuel gas supply including detection device and access detection device in parallel
System, wherein it is detection device gas supply, another way fuel gas supply system that fuel gas air supply system, which passes through fuel gas generator, all the way
System is that detection device supplies by two fuel gas bottle gas supply.
As present invention further optimization, the fuel of the gas pipeline access detection device of the fuel gas generator exports
Gas entrance sets gradually first filter, the first fuel gas stream meter, first pressure meter and the first electromagnetism on the gas pipeline
Valve.
As present invention further optimization, the fuel gas generator selects hydrogen generator.
As present invention further optimization, two fuel gas bottles are connected the first fuel gas bottle and second in parallel
The fuel gas of the gas pipeline access detection device of fuel gas bottle, the first fuel gas bottle and the second fuel gas cylinder outlet
Entrance sets gradually the second filter, the second fuel gas stream meter, second pressure meter and second solenoid valve on gas pipeline.
As present invention further optimization, PLC, the first fuel gas flow are additionally provided in fuel gas feed system
Meter, first pressure meter, the first solenoid valve, the second fuel gas stream meter, second pressure meter and second solenoid valve respectively with PLC phase
Even.
Another object of the present invention is to it is online in stationary source VOCs to disclose a kind of two-way fuel gas feed system
Application in monitoring.
Another object of the present invention is to disclose a kind of two-way fuel gas feed system in total hydrocarbon concentration analyzer
Using.
The invention has the advantages that novel in structural design is reasonable, use two-way fuel gas feed system in parallel for inspection
Unit feeding fuel gas is surveyed, two-way fuel gas feed system can directly be believed according to fuel gas flow, pressure in fuel gas gas pipeline
Number, and automatically controlled by PLC, the on-off for reasonably selecting fuel gas supply passageway is carried out, ensure that fuel gas supplies duration
And stability, it realizes the timely automated switching of fuel gas supply mode, it is dense to improve stationary source VOCs on-line monitoring, total hydrocarbon
Spend the degree of automation of analyzer.
To sum up, the present invention improves the degree of automation, reduces maintenance, reduces production cost, has ensured stationary source
VOCs on-line monitoring system, the operation that total hydrocarbon concentration analyzer is uninterrupted, reliable and stable have ensured the normal fortune of production indirectly
Row.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Wherein, 1- detection device；2- fuel gas generator；3-PLC；4- first filter；5- the first fuel gas stream meter；
6- first pressure meter；The first solenoid valve of 7-；8- the first fuel gas bottle；9- the second fuel gas bottle；The second filter of 10-；11-
Second fuel gas stream meter；12- second pressure meter；13- second solenoid valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
Embodiment 1
The invention discloses a kind of application of two-way fuel gas feed system in stationary source VOCs on-line monitoring, In
Line monitoring is based on gas chromatography.
The two-way fuel gas feed system of use, as shown in Figure 1, including detection device 1 and access detection device 1 in parallel
Two-way fuel gas feed system, detection device 1 uses VOCs on-line monitoring equipment commonly used in the prior art, wherein all the way
Fuel gas air supply system is the gas supply of detection device 1 by fuel gas generator 2, and another way fuel gas feed system passes through two combustions
Expect that gas bottle gas supply is that detection device 1 supplies, abnormal, road combustion occurs in fuel gas air supply system all the way when currently in use wherein
Expect that gas gas supply is closed, another way fuel gas gas supply is opened.
Particularly, the fuel gas entrance for the gas pipeline access detection device 1 that above-mentioned fuel gas generator 2 exports, in the gas
First filter 4, the first fuel gas stream meter 5, first pressure meter 6 and the first solenoid valve 7, the first filtering are set gradually on pipeline
The fuel gas that device 4 is used to generate fuel gas generator 2 is filtered, and filtering can be realized using filter in the prior art
Fuel airway dysfunction, the first fuel gas stream meter 5, first pressure meter 6 are respectively used to the flow and pressure of fuel gas in detection gas pipeline
Power, the first solenoid valve 7 are used to control opening or closing for road fuel gas supply.
Particularly, fuel gas generator 2 selects hydrogen generator, and certainly, fuel gas generator can be according to actually detected dress
The demand set carries out reasonable disposition.
Particularly, two fuel gas bottles are connected the first fuel gas bottle 8 and the second fuel gas bottle 9 in parallel, on
The fuel gas entrance for stating the gas pipeline access detection device 1 of the first fuel gas bottle 8 and the outlet of the second fuel gas bottle 9, in gas
Set gradually the second filter 10, the second fuel gas stream meter 11, second pressure meter 12 and second solenoid valve 13 on pipeline, second
The fuel gas that filter 10 is used to generate fuel gas generator 2 is filtered, the second fuel gas stream meter 11, second pressure meter
12 are respectively used to the flow and pressure of fuel gas in detection gas pipeline, and second solenoid valve 13 is used to control road fuel gas supply
It opens or closes.
Particularly, PLC3, above-mentioned first fuel gas stream meter 5, first pressure meter are additionally provided in fuel gas feed system
6, the first solenoid valve 7, the second fuel gas stream meter 11, second pressure meter 12 and second solenoid valve 13 are connected with PLC3 respectively,
PLC3 can detect pressure in two-way fuel gas access, flow value automatically simultaneously, as wherein all the way in fuel gas feed system
Pressure or data on flows appearance exception, i.e. controllable first solenoid valve 7 of PLC3 or second solenoid valve 13 open or close, thus
It realizes the automatic switchover of two-way fuel gas air supply system, guarantees that the stationary source VOCs based on gas chromatography is online with this
Uninterrupted, the reliable and stable operation of monitoring process energy.
Embodiment 2
The invention discloses a kind of application of two-way fuel gas feed system in total hydrocarbon concentration analyzer, total hydrocarbon concentrations point
Analysis is based on FID principle.
The two-way fuel gas feed system of use, as shown in Figure 1, including detection device 1 and access detection device 1 in parallel
Two-way fuel gas feed system, detection device 1 use total hydrocarbon analyzer commonly used in the prior art, wherein fuel gas supplies all the way
System is the gas supply of detection device 1 by fuel gas generator 2, and another way fuel gas feed system is supplied by two fuel gas bottles
Gas is the gas supply of detection device 1.
Particularly, the fuel gas entrance for the gas pipeline access detection device 1 that above-mentioned fuel gas generator 2 exports, in the gas
First filter 4, the first fuel gas stream meter 5, first pressure meter 6 and the first solenoid valve 7, the first filtering are set gradually on pipeline
The fuel gas that device 4 is used to generate fuel gas generator 2 is filtered, and the first fuel gas stream meter 5, first pressure meter 6 are distinguished
For detecting the flow and pressure of fuel gas in gas pipeline, the first solenoid valve 7 be used to control road fuel gas supply unlatching or
It closes.
Particularly, fuel gas generator 2 selects hydrogen generator, and certainly, fuel gas generator can be according to actually detected dress
The demand set carries out reasonable disposition.
Particularly, two fuel gas bottles are connected the first fuel gas bottle 8 and the second fuel gas bottle 9 in parallel,
The fuel gas entrance of above-mentioned first fuel gas bottle 8 and the gas pipeline access detection device 1 of the second fuel gas bottle 9 outlet, In
The second filter 10, the second fuel gas stream meter 11, second pressure meter 12 and second solenoid valve 13 are set gradually on gas pipeline, the
The fuel gas that tow filtrator 10 is used to generate fuel gas generator 2 is filtered, using filter in the prior art
Realize that filtering fuel airway dysfunction, the second fuel gas stream meter 11, second pressure meter 12 are respectively used to fuel gas in detection gas pipeline
Flow and pressure, second solenoid valve 13 be used for control the road fuel gas supply open or close.
Particularly, PLC3, above-mentioned first fuel gas stream meter 5, first pressure meter are additionally provided in fuel gas feed system
6, the first solenoid valve 7, the second fuel gas stream meter 11, second pressure meter 12 and second solenoid valve 13 are connected with PLC3 respectively,
PLC3 can detect pressure in two-way fuel gas access, flow value automatically simultaneously, as wherein all the way in fuel gas feed system
Pressure or data on flows appearance exception, i.e. controllable first solenoid valve 7 of PLC3 or second solenoid valve 13 open or close, thus
Realize two-way fuel gas air supply system automatic switchover, with this come guarantee the total hydrocarbon concentration analyzer based on FID principle can not between
Disconnected, reliable and stable operation.
The course of work of the invention are as follows:
In two-way fuel gas feed system, can by PLC3 it is automatic accurate detection two-way fuel gas access in pressure,
Data on flows controls the road road fuel gas access when wherein the pressure of fuel gas access or flow value occur abnormal all the way
First solenoid valve 7 or second solenoid valve 13 can be automatically closed, while control the second electromagnetism of another way fuel gas channel selector
Valve 13 or the first solenoid valve 7 can automatically open, and fuel gas supply can automatically switch to the supply of another way fuel gas.Meanwhile the combustion
Material gas feed system prompts abnormal conditions, and abnormal fuel gas supply passageway can be made to obtain maintenance promptly and accurately.
Certainly, the above description is not a limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made within the essential scope of the present invention also should belong to of the invention
Protection scope.
Claims (7)
1. a kind of two-way fuel gas feed system, which is characterized in that the two-way including detection device and access detection device in parallel
Fuel gas feed system, wherein it is detection device gas supply, another way combustion that fuel gas air supply system, which passes through fuel gas generator, all the way
Expect that gas feed system is supplied by two fuel gas bottle gas supply for detection device.
2. a kind of two-way fuel gas feed system as described in claim 1, which is characterized in that the fuel gas generator exports
Gas pipeline access detection device fuel gas entrance, first filter, the first fuel gas stream are set gradually on the gas pipeline
Meter, first pressure meter and the first solenoid valve.
3. a kind of two-way fuel gas feed system as described in claim 1, which is characterized in that the fuel gas generator is selected
Hydrogen generator.
4. a kind of two-way fuel gas feed system as described in claim 1, which is characterized in that two fuel gas bottles are parallel connection
Connected the first fuel gas bottle and the second fuel gas bottle, the first fuel gas bottle and the second fuel gas cylinder outlet
Gas pipeline access detection device fuel gas entrance, set gradually on gas pipeline the second filter, the second fuel gas stream meter,
Second pressure meter and second solenoid valve.
5. a kind of two-way fuel gas feed system as described in claim 1, which is characterized in that also set in fuel gas feed system
It is equipped with PLC, the first fuel gas stream meter, first pressure meter, the first solenoid valve, the second fuel gas stream meter, second pressure
Meter and second solenoid valve are connected with PLC respectively.
6. a kind of two-way fuel gas feed system a method as claimed in any one of claims 1 to 5 is in stationary source VOCs on-line monitoring
Application.
7. a kind of application of the two-way fuel gas feed system a method as claimed in any one of claims 1 to 5 in total hydrocarbon concentration analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910850051.6A CN110500504A (en) | 2019-09-10 | 2019-09-10 | A kind of two-way fuel gas feed system and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910850051.6A CN110500504A (en) | 2019-09-10 | 2019-09-10 | A kind of two-way fuel gas feed system and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110500504A true CN110500504A (en) | 2019-11-26 |
Family
ID=68591656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910850051.6A Pending CN110500504A (en) | 2019-09-10 | 2019-09-10 | A kind of two-way fuel gas feed system and its application |
Country Status (1)
| Country | Link |
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| CN (1) | CN110500504A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111495046A (en) * | 2020-04-24 | 2020-08-07 | 安徽晋煤中能化工股份有限公司 | Online cleaning device of low pressure fuel gas filter |
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| JP2006078434A (en) * | 2004-09-13 | 2006-03-23 | Riken Keiki Co Ltd | Sample gas supply device and inflammable gas detection system |
| US20110308298A1 (en) * | 2009-01-21 | 2011-12-22 | Thermo Fisher Scientific S.P.A. | Detecting a low pressure gas feeding condition in an analysis instrument |
| CN103308634A (en) * | 2013-05-30 | 2013-09-18 | 汪双清 | Device and method for measuring gas content |
| JP2014152219A (en) * | 2013-02-07 | 2014-08-25 | National Institute Of Advanced Industrial & Technology | Fuel synthesis system and operation method thereof |
| CN204389395U (en) * | 2014-10-22 | 2015-06-10 | 廊坊开元高技术开发公司 | Hydrogen Controlling Device is supplied for the outer of hydrogen NITRATE BY FLAME ATOMIC fluorescence spectrophotometer |
| CN204497321U (en) * | 2015-04-29 | 2015-07-22 | 上海博暄能源科技有限公司 | With the stability fuel cell hydrogen-feeding system of hydrogen source for subsequent use |
| CN109342605A (en) * | 2018-11-30 | 2019-02-15 | 山东润通科技有限公司 | Volatile organic matter (VOCs) on-line monitoring system |
| CN210831429U (en) * | 2019-09-10 | 2020-06-23 | 青岛诺诚化学品安全科技有限公司 | Double-circuit fuel gas supply system |
-
2019
- 2019-09-10 CN CN201910850051.6A patent/CN110500504A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006078434A (en) * | 2004-09-13 | 2006-03-23 | Riken Keiki Co Ltd | Sample gas supply device and inflammable gas detection system |
| US20110308298A1 (en) * | 2009-01-21 | 2011-12-22 | Thermo Fisher Scientific S.P.A. | Detecting a low pressure gas feeding condition in an analysis instrument |
| JP2014152219A (en) * | 2013-02-07 | 2014-08-25 | National Institute Of Advanced Industrial & Technology | Fuel synthesis system and operation method thereof |
| CN103308634A (en) * | 2013-05-30 | 2013-09-18 | 汪双清 | Device and method for measuring gas content |
| CN204389395U (en) * | 2014-10-22 | 2015-06-10 | 廊坊开元高技术开发公司 | Hydrogen Controlling Device is supplied for the outer of hydrogen NITRATE BY FLAME ATOMIC fluorescence spectrophotometer |
| CN204497321U (en) * | 2015-04-29 | 2015-07-22 | 上海博暄能源科技有限公司 | With the stability fuel cell hydrogen-feeding system of hydrogen source for subsequent use |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111495046A (en) * | 2020-04-24 | 2020-08-07 | 安徽晋煤中能化工股份有限公司 | Online cleaning device of low pressure fuel gas filter |
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