CN204164669U - Intelligent gas adds smelly system - Google Patents
Intelligent gas adds smelly system Download PDFInfo
- Publication number
- CN204164669U CN204164669U CN201420529034.5U CN201420529034U CN204164669U CN 204164669 U CN204164669 U CN 204164669U CN 201420529034 U CN201420529034 U CN 201420529034U CN 204164669 U CN204164669 U CN 204164669U
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- smelly
- adds smelly
- pump
- gas
- adds
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- 239000003205 fragrance Substances 0.000 claims abstract description 27
- 238000003860 storage Methods 0.000 claims abstract description 21
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 20
- 239000010935 stainless steel Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 46
- 239000000567 combustion gas Substances 0.000 claims description 11
- 238000013461 design Methods 0.000 claims description 6
- 239000006200 vaporizer Substances 0.000 claims description 6
- 238000004880 explosion Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 2
- 239000011435 rock Substances 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000009965 odorless effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
A set of intelligent gas adds smelly system, mainly comprises a set of intelligence and adds smelly apparatus and a set of intelligence adds smelly control gear.Intelligence adds smelly apparatus and comprises: breathing equipment (2), stainless steel storage tank (3), pressure transmitter (4), filter (5), pump early gate group (6), motor driven metering pump (7), pump late gate group (8), pressure gauge (9), detecting switch (10), backflow non-return valve (11), odorant injection end (12); Intelligence adds smelly control gear and comprises: PLC intelligence adds smelly controller (13).Intelligent gas adds smelly system and mainly automatically adds smelly technique for the gas transmission and distribution system of high pressure, large discharge scope and develop.
Description
(1) technical field
The utility model relate to a kind of novel, adapt to pipeline pressure high, that gas flow scope is large intelligent gas and add smelly system.
(2) technical background
Along with the develop rapidly of gas industry, combustion gas comes into huge numbers of families as a kind of new clean energy resource, because combustion gas is a kind of colorless and odorless, dangerously explosive inflammable gas, how to ensure a great problem that user's use gas person that becomes operated gas safely must solve.According to GB GB50028 " Code for design of city gas engineering " 3.2.3 article regulation: city gas should have the stink that can discover, in combustion gas, the minimum flow of odorant should meet the following requirements: (1) nontoxic gas leakage is in air, when reaching explode and roll off the production line 20%, should be able to discover; (2) poisonous gas leakage is in air, when reaching the adverse concentration to human body permission, should be able to discover.
According to the pertinent regulations of the additional smelly concentration of afore mentioned rules and state of GB GB50028 " Code for design of city gas engineering ", the city gas odorizing agent concentration standard of China's setting is 16 ~ 25mg/Nm
3.Because of city gas month by month, day by day, by time with gas uneven, make gas consumption always in real-time change, this also makes odorizing amount must change along with the change of gas consumption.This just needs a set of intelligent gas and adds smelly system, accurately can control odorant injection amount in real time according to the change of gas flow.
The pipeline pressure adapted to because of existing apparatus for making gas ordorous is lower, gas flow scope is less, cannot realize automatically adding smelly to the gas transmission and distribution system of high pressure, low discharge and high flow capacity, and odorant injection end configures without vaporizer, make odorant inject gas burning system mainly with liquid form, cause certain influence to gas facility.This model utility carries out upgrading and improving in original technical foundation, more intelligently reliably meets making gas ordorous technical requirements.
(3) summary of the invention
The purpose of this utility model is just to improve the existing deficiency adding smelly technology, provides a kind of new intelligent gas to add smelly system, more advanced intelligent to adapt to add smelly technology in present gas transmission and distribution system under complex working condition.
The intelligent gas that the utility model provides adds smelly system, primarily of stainless steel equipment casing (1), breathing equipment (2), stainless steel storage tank (3), pressure transmitter (4), filter (5), pump early gate group (6), motor driven metering pump (7), pump late gate group (8), pressure gauge (9), detecting switch (10), backflow non-return valve (11), odorant injection end (12), PLC intelligence adds smelly controller (13) and forms, it is characterized in that: PLC intelligence adds smelly controller and gathers rock gas instantaneous flow rate signal, according to combustion gas instantaneous flow and default add smelly calculation of parameter odorizing amount, the frequency of okperation of pump is calculated in conjunction with motor driven metering pump single-stroke gauge, metering pump is driven to be extracted out from stainless steel storage tank by odorant by output frequency, and pump into gas pipeline and add the realization of smelly point and add smelly.
The utility model solves the technological scheme that its technical problem adopts: on-the-spot a whole set of device for adding odor is integrated in one, and be included in a stainless casing, device for adding odor comprises stainless steel storage tank, motor driven metering pump, pipeline and valve.PLC intelligence adds smelly controller and is arranged in control room, and control room is non-anti-explosion area, can provide 220V single phase alternating current power supply, is connected by cable with field apparatus.Motor driven metering pump arranges 2, for different flow scope switchover operation, be adapted to range of flow change greatly, high pressure is on-the-spot.Odorant injection end installs safety check, prevents combustion gas from pouring in down a chimney into device for adding odor, odorant can be made to volatilize to greatest extent, mix fully with combustion gas, can not occur drop in gas pipeline to the vaporizer of its unique design.
Described stainless steel storage tank adopts vertical installation, and liquid level interface configuration level meter, is equipped with breathing equipment above storage tank, keeps the atmospheric pressure state of storage tank, reduces odorant diffusion of vapor, reduces the pollution to working environment; Storage tank lower end arranges pressure transmitter, detects the potentiometer signal in storage tank, and Signal transmissions is added smelly controller to PLC intelligence.
Described PLC intelligence adds smelly controller primarily of controller box and distribution components and parts composition, inside PLC high reliability kernel control module, control algorithm after improvement solves small flow scope and automatically adds smelly problem, the variation of gas flow acquisition mode, can gather analog amount, digital signal, and by explosion-proof electric apparatus assembly, field apparatus is controlled automatically, the low liquid level acousto-optic alarm control signal of configuration, can to tank level remote monitoring, the detecting switch control signal of configuration, can to the working state remote monitoring of metering pump.
Described motor driven metering pump arranges 2, is driven by motor, can provide sufficient power, to adapt to high pressure scene; Two pumps automatically switches for different flow scope and runs, and a pump is opened when low discharge scope, and a pump is opened when high flow capacity scope, and the switching of two pumps adds smelly controller by PLC intelligence and automatically controls.
Described odorant injection end arranges vaporizer, makes full use of the effumability of odorant, increases the area of contact of odorant and combustion gas tube wall, odorant is volatilized to greatest extent, fully mixes with combustion gas.
The utility model has the advantages that:
1, adapt to that pressure is high, field working conditions condition that changes in flow rate scope is large, can meet and automatically add smelly technological requirement under gas transmission and distribution system complex working condition;
2, on-the-spot whole device for adding odor is integrated in a stainless casing, and floor space is little, be easy to administer and maintain, and can not damage by external force by proterctive equipment all parts;
3, PLC intelligence adds smelly controller inside PLC and automatically adds smelly control program, for the exploitation of large discharge scope specialized designs, automatically adds smelly to realize large discharge scope;
4, two motor driven metering pump add smelly apparatus control system changeover program by PLC, automatically switch and run, and continuously, evenly, accurately add smelly according to the intelligent frequency of okperation adding the calculating of smelly controller of PLC;
5, the carburettor design of odorant injection end uniqueness can make odorant volatilize to greatest extent, can not occur drop in gas pipeline, reduces the adverse effect to gas facility.
(4) accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model main structure.
Stainless steel equipment casing 1 in Fig. 1, breathing equipment 2 (comprises fluid-tight breather tank 1, inhalation valve 1), stainless steel storage tank 3 (comprises feeding valve 1, blowdown valve 1, level meter 1, level meter overhead-valve 1, level meter bottom valve 1), pressure transmitter 4 (comprises front 1, the valve of table, pressure transmitter 1), filter 5, pump early gate group 6 (comprises needle stop valve 3, 2, one-way valve), motor driven metering pump 7 (comprising motor driven metering pump 2), pump late gate group 8 (comprises 2, one-way valve, needle stop valve 2), pressure gauge 9 (comprises front 1, the valve of table, 1, pressure gauge), detecting switch 10 (comprises needle stop valve 2, detecting switch 1), backflow non-return valve 11, odorant injection end 12 (comprises 1, safety check, Flange Ball Valves 1, 1, vaporizer), PLC intelligence adds smelly controller 13.
(5) embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in Figure 1, the utility model provides a kind of intelligent gas to add smelly system, comprises stainless steel equipment casing 1, breathing equipment 2, stainless steel storage tank 3, pressure transmitter 4, filter 5, pump early gate group 6, motor driven metering pump 7, pump late gate group 8, pressure gauge 9, detecting switch 10, backflow non-return valve 11, odorant injection end 12, PLC intelligence adds smelly controller 13.
Described stainless steel equipment casing 1, arranges a stainless equipment box, and a whole set of for scene intelligence is added smelly apparatus and is integrated in one, the scene of being arranged on adds smelly process island.
Described breathing equipment 2, arrange fluid-tight breather tank 1, inhalation valve 1, a whole set of breathing equipment 2 is arranged at the top of stainless steel storage tank 3, for regulating tank inner pressure, keeping the atmospheric pressure state of storage tank, reducing odorant diffusion of vapor, reducing the pollution to working environment.
Described stainless steel storage tank 3, top arranges feeding valve 1, below arranges blowdown valve 1, front arranges level meter 1, level meter overhead-valve 1, level meter bottom valve 1, install smelly liquid additional by feeding valve, carry out medium by blowdown valve and release and blowdown, by level meter overhead-valve and bottom valve switch level meter, when it is all opened, the amount of odorant in storage tank can be reflected from level meter, when it is all closed, can overhaul when this device normally works, change level meter.
Described pressure transmitter 4, is arranged on the bottom of stainless steel storage tank 3, for detecting the potentiometer signal in storage tank, and Signal transmissions to PLC intelligence is added smelly controller 13.
Described filter 5, connects pump early gate group 6 by pipeline, filters impurity in odorant, ensure the normal work of metering pump.
Described pump early gate group 6, arranges needle stop valve 3,2, one-way valve, controls liquid transport pipeline before metering pump.
Described motor driven metering pump 7, arranges motor driven metering pump 2, automatically switches run according to different flow scope, connects PLC intelligence add smelly controller 13 by explosion-proof electric apparatus assembly.
Described pump late gate group 8, arranges 2, one-way valve, needle stop valve 2, controls liquid transport pipeline after metering pump.
Described pressure gauge 9, after being arranged on pump late gate group 8, for showing the pressure after metering pump in liquid transport pipeline.
Described detecting switch 10, is arranged on the main pipe rail after metering pump, for the working state of testing pump, and testing signal is transferred to PLC intelligence and adds smelly controller 13.
Described backflow non-return valve 11, is arranged on return line, is connected with stainless steel storage tank 3 by return line, can make system Inner eycle when debugging and maintenance.
Described odorant injection end 12, arranges 1, safety check, Flange Ball Valves 1,1, vaporizer, is evenly joined in gas pipeline by odorant, complete and add smelly work.
Described PLC intelligence adds smelly controller 13, be arranged on (non-anti-explosion area) in control room, be connected with field apparatus by explosion-proof electric apparatus assembly, the potentiometer signal of pressure transmitter and the testing signal of detecting switch are identified and reacted, and switching signal and the frequency signal of metering pump is exported according to the size of gas flow signal, realize the intelligent control adding smelly work.
Claims (5)
1. intelligent gas adds smelly system, primarily of stainless steel equipment casing (1), breathing equipment (2), stainless steel storage tank (3), pressure transmitter (4), filter (5), pump early gate group (6), motor driven metering pump (7), pump late gate group (8), pressure gauge (9), detecting switch (10), backflow non-return valve (11), odorant injection end (12), PLC intelligence adds smelly controller (13) and forms, it is characterized in that: PLC intelligence adds smelly controller and gathers rock gas instantaneous flow rate signal, according to combustion gas instantaneous flow and default add smelly calculation of parameter odorizing amount, the frequency of okperation of pump is calculated in conjunction with motor driven metering pump single-stroke gauge, metering pump is driven to be extracted out from stainless steel storage tank by odorant by output frequency, and pump into gas pipeline and add the realization of smelly point and add smelly.
2. intelligent gas according to claim 1 adds smelly system, it is characterized in that: on-the-spot a whole set of device for adding odor is integrated in one, and be included in stainless steel equipment casing, described device for adding odor comprises stainless steel storage tank, motor driven metering pump, pipeline and valve.
3. intelligent gas according to claim 1 adds smelly system, it is characterized in that: PLC intelligence adds smelly controller and is arranged in control room, described control room is non-anti-explosion area, 220V single phase alternating current power supply can be provided, be connected with field apparatus by cable, inside PLC adds smelly control program automatically, for the exploitation of large discharge scope specialized designs, automatically adds smelly to realize large discharge scope.
4. intelligent gas according to claim 1 adds smelly system, it is characterized in that: motor driven metering pump arranges 2, for different flow scope switchover operation, be adapted to range of flow change greatly, high pressure is on-the-spot.
5. intelligent gas according to claim 1 adds smelly system, it is characterized in that: odorant injection end arranges safety check, prevent combustion gas from pouring in down a chimney into device for adding odor, the vaporizer of setting can make odorant volatilize to greatest extent, fully mix with combustion gas, drop can not be occurred in gas pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529034.5U CN204164669U (en) | 2014-09-16 | 2014-09-16 | Intelligent gas adds smelly system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529034.5U CN204164669U (en) | 2014-09-16 | 2014-09-16 | Intelligent gas adds smelly system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204164669U true CN204164669U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420529034.5U Expired - Lifetime CN204164669U (en) | 2014-09-16 | 2014-09-16 | Intelligent gas adds smelly system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204164669U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964165A (en) * | 2015-07-30 | 2015-10-07 | 北京市煤气热力工程设计院有限公司 | Small odorizing device applied to skid-mounted LNG gasification device and method |
| CN110017428A (en) * | 2019-05-13 | 2019-07-16 | 广州香安化工有限公司 | A kind of monitoring system for combustion gas stink agent |
| CN112344217A (en) * | 2020-10-23 | 2021-02-09 | 四川九门科技股份有限公司 | Intelligent differential pressure type gas odorizing device |
| CN114483516A (en) * | 2021-12-27 | 2022-05-13 | 欧尚元(天津)有限公司 | Diaphragm type metering pump auxiliary system |
-
2014
- 2014-09-16 CN CN201420529034.5U patent/CN204164669U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104964165A (en) * | 2015-07-30 | 2015-10-07 | 北京市煤气热力工程设计院有限公司 | Small odorizing device applied to skid-mounted LNG gasification device and method |
| CN110017428A (en) * | 2019-05-13 | 2019-07-16 | 广州香安化工有限公司 | A kind of monitoring system for combustion gas stink agent |
| CN112344217A (en) * | 2020-10-23 | 2021-02-09 | 四川九门科技股份有限公司 | Intelligent differential pressure type gas odorizing device |
| CN114483516A (en) * | 2021-12-27 | 2022-05-13 | 欧尚元(天津)有限公司 | Diaphragm type metering pump auxiliary system |
| CN114483516B (en) * | 2021-12-27 | 2024-02-20 | 欧尚元智能装备有限公司 | Diaphragm type metering pump auxiliary system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150218 |