CN110220576A - A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously - Google Patents
A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously Download PDFInfo
- Publication number
- CN110220576A CN110220576A CN201910675576.0A CN201910675576A CN110220576A CN 110220576 A CN110220576 A CN 110220576A CN 201910675576 A CN201910675576 A CN 201910675576A CN 110220576 A CN110220576 A CN 110220576A
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- flowmeter
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- platform
- flowmeters
- standard device
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- 238000005183 dynamical system Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000012795 verification Methods 0.000 claims description 4
- 230000030279 gene silencing Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000004886 process control Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000003319 supportive effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 238000011105 stabilization Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
- G01F25/15—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters specially adapted for gas meters
Abstract
The present invention relates to gas flow Calibration Technology fields, specially a kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously, including detecting platform component, standard device assembly, dynamical system, signal acquisition and controlling system and calibrating software systems, more flowmeters can be examined and determine simultaneously, effectively improve efficiency；Apparatus structure is compact, and occupied space is few；The design of multiple stagnation containers, is mounted in parallel, the fast and stable after realizing device miniaturization and switching flow；Honeycomb rectifier is installed between flowmeter, medium is eliminated and passes through the interference such as the pulse generated when flowmeter, vortex, ensure that the stabilization of medium fluidised form between flowmeter；Every tested flowmeter configures independent pressure transmitter and pulse duration counter channel, eliminates signal cross-talk between flowmeter, ensure that the true and reliable of data；Apparatus moduleization setting, brings convenience to maintenance, breakdown judge and maintenance.
Description
Technical field
The present invention relates to gas flow Calibration Technology field, specially a kind of efficient air that can examine and determine more flowmeters simultaneously
Body flow standard device.
Background technique
With the rapid growth of natural gas volume of production and marketing and user, the quantity of gas metering utensil sharply increases.Natural gas
Flow measurement utensil has to carry out pressure periodic verification, therefore, has to advanced meter proof standard set-up very strong existing
Real demand.
Existing gas flow standard device can only once examine and determine a flowmeter, and since standard device assembly uses
" multi-standard device list stagnation container " structure (standard of i.e. all different flows is mounted on the same stagnation container), so stagnant
Only for container in order to meet the characteristic requirements of device, volume is larger, this sampling device needs when not only volume is larger but also switching flow
The very long stabilization time, efficiency and manufacturing schedule are influenced, for this purpose, it is proposed that a kind of can examine and determine the efficient of more flowmeters simultaneously
Gas flow standard device.
Summary of the invention
The purpose of the present invention is to provide one kind can examine and determine the efficient gas flow standard device of more flowmeters simultaneously, with
Solve the problems mentioned above in the background art.
To achieve the above object, the invention provides the following technical scheme:
A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously, including detecting platform component, standard group
Part, dynamical system, signal acquisition and controlling system and calibrating software systems；
The detecting platform component is whole by the preceding straight pipe with silencing means, tested flowmeter group, electric elevator group, honeycomb
Flow device group and rear straight pipe composition；
The standard device assembly be by stagnation container group, critical flow venturi nozzle group, critical flow venturi nozzle switch valve group,
Gas collection header, transmitter assembly interface and electric control cabinet composition；
The dynamical system is by vacuum buffer container, water circulation vavuum pump group, aqueous vapor separation vessel and water circulation vavuum pump
Water tank composition；
The signal acquisition and controlling system be by humiture transducer, multiplex pulse time counter, multiple temperature transmitters,
Multiple pressure transmitters and signal input/output module composition, the every flowmeter and stagnation container being detected in flowmeter group assemble
Independent temperature transmitter and pressure transmitter are set, temperature transmitter and pressure transmitter pass through transmitter assembly interface and stagnation
The connection of container group, realizes the accurate acquisition of analog signal, and multiplex pulse time counter is that every flowmeter distributes independent letter
Number channel, realizes the accurate acquisition of traffic pulse, and signal output module realizes the control to each valve；
The calibrating software systems are realized to verification process control, detection and data processing, and calibrating operation is automatically performed；
The stagnation container group is connected to by connecting pipeline section with rear straight pipe, and the switching of stagnation container is equipped on the connection pipeline section
Valve.
Preferably, the detecting platform component further includes the platform to play a supportive role, for playing support to rear straight pipe
Straight pipe support frame, straight pipe support frame are mounted on platform, are communicated with bee between multiple flowmeters in tested flowmeter group
Nest rectifier, the lower end of each flowmeter are connected with flowmeter erecting bed, and flowmeter erecting bed is movably arranged on platform,
Multiple honeycomb rectifiers form honeycomb rectifier group, and the lower end of each honeycomb rectifier is mounted on honeycomb rectifier positioning branch
Frame, honeycomb rectifier locating support are mounted on platform, and the lower end of each flowmeter erecting bed, which is provided with, is mounted on platform
The electric elevator of lower end, multiple electric elevators form electric elevator group, and double push cylinder are equipped on the preceding straight pipe,
The lower end of double push cylinder is connected with the cylinder locating support being mounted on platform, and the front side wall of the platform is connected with for opening and closing
The air cylinder air source of double push cylinder switchs, and the front side wall of the platform is connected with the electricity of the electric elevator for opening and closing electric elevator
Source switch.
Preferably, the electric control cabinet is cabinet type structure, installs partition additional inside electric control cabinet and is divided into two independent chambers
Room is respectively used to installation control system module and transmitter assembly.
Preferably, the flowmeter erecting bed is V-type parallels structure.
Compared with prior art, the beneficial effects of the present invention are:
1, more flowmeters can be examined and determine simultaneously, effectively improve efficiency；
2, apparatus structure is compact, and occupied space is few；
3, the design of multiple stagnation containers, is mounted in parallel, the fast and stable after realizing device miniaturization and switching flow；
4, honeycomb rectifier is installed between flowmeter, medium is eliminated and passes through the interference such as the pulse generated when flowmeter, vortex, guarantee
The stabilization of medium fluidised form between flowmeter；
5, the flowmeter erecting bed of electric elevator and V-type parallels structure realizes more flowmeters and quickly installs with one heart；
6, every tested flowmeter configures independent pressure transmitter and pulse duration counter channel, eliminates and believes between flowmeter
Number crosstalk, ensure that the true and reliable of data；
7, apparatus moduleization is arranged, and brings convenience to maintenance, breakdown judge and maintenance.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is detecting platform structural schematic diagram of the present invention；
Fig. 3 is standard component structure diagram of the present invention.
In figure: preceding straight pipe 1, tested flowmeter group 2, honeycomb rectifier group 3, rear straight pipe 4, connection pipeline section 5, stagnation are held
Device switching valve 6, stagnation container group 7, critical flow venturi nozzle group 8, critical flow venturi nozzle switch valve group 9, gas collection header
10, transmitter assembly interface 11, electric control cabinet 12, vacuum buffer container 13, water circulation vavuum pump group 14, aqueous vapor separation vessel
15, water circulation vavuum pump water tank 16, double push cylinder 17, cylinder locating support 18, platform 19, air cylinder air source switch 20, electricity
Dynamic lifting appliance mains switch 21, honeycomb rectifier locating support 22, flowmeter erecting bed 23, straight pipe support frame 24, electronic liter
Device 25 drops.
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 described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution:
A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously, including detecting platform component, standard group
Part, dynamical system, signal acquisition and controlling system and calibrating software systems；
Detecting platform component is by the preceding straight pipe 1 with silencing means, tested flowmeter group 2, electric elevator group, honeycomb rectification
Device group 3 and rear straight pipe 4 form；
Standard device assembly be by stagnation container group 7, critical flow venturi nozzle group 8, critical flow venturi nozzle switch valve group 9,
Gas collection header 10, transmitter assembly interface 11 and electric control cabinet 12 form, and electric control cabinet 12 is cabinet type structure, electric appliance control
It installs partition inside cabinet 12 processed additional and is divided into two independent warehouses, be respectively used to installation control system module and transmitter assembly, and electricity
The upper surface of device control cabinet 12 is used for stagnation container group 7, critical flow venturi nozzle group 8, critical flow venturi nozzle switch valve
The installation of group 9 and gas collection header 10；
Dynamical system is by vacuum buffer container 13, water circulation vavuum pump group 14, aqueous vapor separation vessel 15 and water circulating vacuum
Water supplying pump water tank 16 forms；
Signal acquisition and controlling system is by humiture transducer, multiplex pulse time counter, multiple temperature transmitters, multiple
Pressure transmitter and signal input/output module composition, every flowmeter being detected in flowmeter group 2 and stagnation container group 7 configure
Independent temperature transmitter and pressure transmitter, temperature transmitter and pressure transmitter pass through transmitter assembly interface 11 and stagnation
Container group 7 connects, and realizes the accurate acquisition of analog signal, and multiplex pulse time counter is that every flowmeter distributes independent letter
Number channel, realizes the accurate acquisition of traffic pulse, and signal output module realizes the control to each valve；
It examines and determine software systems to realize to verification process control, detection and data processing, is automatically performed calibrating operation；
Stagnation container group 7 is connected to by connecting pipeline section 5 with rear straight pipe 4, is connected and is equipped with stagnation container switching valve 6 on pipeline section 5.
Detecting platform component further includes the platform 19 to play a supportive role, for playing the straight pipe branch of support to rear straight pipe 4
Support 24, straight pipe support frame 24 are mounted on platform 19, are communicated with honeycomb between multiple flowmeters in tested flowmeter group 2
Rectifier, the lower end of each flowmeter are connected with flowmeter erecting bed 23, and flowmeter erecting bed 23 is movably arranged on platform
On 19, multiple honeycomb rectifiers form honeycomb rectifier group 3, and it is fixed that the lower end of each honeycomb rectifier is mounted on honeycomb rectifier
Position bracket 22, honeycomb rectifier locating support 22 are mounted on platform 19, and the lower end of each flowmeter erecting bed 23 is provided with peace
Electric elevator 25 mounted in 19 lower end of platform, multiple electric elevators 25 form electric elevator group, flowmeter erecting bed 23
For V-type parallels structure, double push cylinder 17 are installed, the lower end of double push cylinder 17, which is connected with, is mounted on platform 19 on preceding straight pipe 1
On cylinder locating support 18, the front side wall of platform 19 is connected with the air cylinder air source switch 20 for opening and closing double push cylinder 17, flat
The front side wall of platform 19 is connected with the electric up-down appliance mains switch 21 for opening and closing electric elevator 25.
When work, detection medium enters from preceding straight pipe 1, through being detected flowmeter group 2, honeycomb rectifier group 3, after straight tube
Section 4, connection pipeline section 5 and stagnation container switching valve 6 by critical flow venturi nozzle group 8, are faced subsequently into stagnation container group 7
Venturi nozzle switch valve group 9 is flowed on boundary and gas collection header 10 enters in vacuum buffer container 13, most afterwards through water circulation vavuum pump
Group 14 and aqueous vapor separation vessel 15 are discharged into atmosphere after carrying out aqueous vapor separation.
More flowmeters can be examined and determine simultaneously, effectively improve efficiency；Apparatus structure is compact, and occupied space is few；Multiple stagnation
The design of container, is mounted in parallel, the fast and stable after realizing device miniaturization and switching flow；Honeycomb is installed whole between flowmeter
Device is flowed, medium is eliminated and passes through the interference such as the pulse generated when flowmeter, vortex, ensure that the steady of medium fluidised form between flowmeter
It is fixed；The flowmeter erecting bed 23 of electric elevator 25 and V-type parallels structure realizes more flowmeters and quickly installs with one heart；Often
Platform is detected flowmeter and configures independent pressure transmitter and pulse duration counter channel, eliminates signal cross-talk between flowmeter,
It ensure that the true and reliable of data；Apparatus moduleization setting, brings convenience to maintenance, breakdown judge and maintenance.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. one kind can examine and determine the efficient gas flow standard device of more flowmeters, including detecting platform component, standard simultaneously
Component, dynamical system, signal acquisition and controlling system and calibrating software systems, it is characterised in that:
The detecting platform component be by the preceding straight pipe (1) with silencing means, tested flowmeter group (2), electric elevator group,
Honeycomb rectifier group (3) and rear straight pipe (4) composition；
The standard device assembly is opened by stagnation container group (7), critical flow venturi nozzle group (8), critical flow venturi nozzle
Close valve group (9), gas collection header (10), transmitter assembly interface (11) and electric control cabinet (12) composition；
The dynamical system be by vacuum buffer container (13), water circulation vavuum pump group (14), aqueous vapor separation vessel (15) and
Water circulation vavuum pump water tank (16) composition；
The signal acquisition and controlling system be by humiture transducer, multiplex pulse time counter, multiple temperature transmitters,
Multiple pressure transmitters and signal input/output module composition, the every flowmeter and stagnation container being detected on flowmeter group (2)
Group (7) configures independent temperature transmitter and pressure transmitter, temperature transmitter and pressure transmitter are connect by transmitter assembly
Mouth (11) is connect with stagnation container group (7), realizes the accurate acquisition of analog signal, and multiplex pulse time counter is every flow
Independent signal path is matched in score, realizes the accurate acquisition of traffic pulse, and signal output module realizes the control to each valve
System；
The calibrating software systems are realized to verification process control, detection and data processing, and calibrating operation is automatically performed；
The stagnation container group (7) is connected to by connecting pipeline section (5) with rear straight pipe (4), is equipped on the connection pipeline section (5)
Stagnation container switching valve (6).
2. one kind according to claim 1 can examine and determine the efficient gas flow standard device of more flowmeters simultaneously, special
Sign is: the detecting platform component further includes the platform (19) to play a supportive role, for playing the straight of support to rear straight pipe (4)
Pipeline section support frame (24), straight pipe support frame (24) are mounted on platform (19), the multiple flowmeters being detected on flowmeter group (2)
Between be communicated with honeycomb rectifier, the lower end of each flowmeter is connected with flowmeter erecting bed (23), flowmeter erecting bed (23)
It is movably arranged on platform (19), multiple honeycomb rectifiers form honeycomb rectifier group (3), under each honeycomb rectifier
End is mounted on honeycomb rectifier locating support (22), and honeycomb rectifier locating support (22) is mounted on platform (19), each
The lower end of the flowmeter erecting bed (23) is provided with the electric elevator (25) for being mounted on platform (19) lower end, multiple electronic liters
It drops device (25) and forms electric elevator group, double push cylinder (17) are installed on the preceding straight pipe (1), under double push cylinder (17)
End is connected with the cylinder locating support (18) being mounted on platform (19), and the front side wall of the platform (19) is connected with for opening and closing
The air cylinder air source of double push cylinder (17) switchs (20), and the front side wall of the platform (19) is connected with for opening and closing electric elevator
(25) electric up-down appliance mains switch (21).
3. one kind according to claim 1 can examine and determine the efficient gas flow standard device of more flowmeters simultaneously, special
Sign is: the electric control cabinet (12) is cabinet type structure, installs partition additional inside electric control cabinet (12) and is divided into two independent chambers
Room is respectively used to installation control system module and transmitter assembly.
4. one kind according to claim 2 can examine and determine the efficient gas flow standard device of more flowmeters simultaneously, special
Sign is: the flowmeter erecting bed (23) is V-type parallels structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675576.0A CN110220576A (en) | 2019-07-25 | 2019-07-25 | A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910675576.0A CN110220576A (en) | 2019-07-25 | 2019-07-25 | A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously |
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| Publication Number | Publication Date |
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| CN110220576A true CN110220576A (en) | 2019-09-10 |
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| CN201910675576.0A Pending CN110220576A (en) | 2019-07-25 | 2019-07-25 | A kind of efficient gas flow standard device that can examine and determine more flowmeters simultaneously |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113049067A (en) * | 2021-03-10 | 2021-06-29 | 重庆市计量质量检测研究院 | Liquid flowmeter detection device |
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2019
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Patent Citations (6)
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|---|---|---|---|---|
| CN107677342A (en) * | 2016-08-01 | 2018-02-09 | 中国石油化工股份有限公司 | Natural gas flowmeter verification system |
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| CN113049067A (en) * | 2021-03-10 | 2021-06-29 | 重庆市计量质量检测研究院 | Liquid flowmeter detection device |
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