CN203519119U - Mobile natural gas flow metering standard device - Google Patents
Mobile natural gas flow metering standard device Download PDFInfo
- Publication number
- CN203519119U CN203519119U CN201320714859.XU CN201320714859U CN203519119U CN 203519119 U CN203519119 U CN 203519119U CN 201320714859 U CN201320714859 U CN 201320714859U CN 203519119 U CN203519119 U CN 203519119U
- Authority
- CN
- China
- Prior art keywords
- natural gas
- housed
- ultrasonic flowmeter
- outlet pipe
- working stamndard
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000003345 natural gas Substances 0.000 title claims abstract description 25
- 239000007789 gas Substances 0.000 claims abstract description 11
- 238000004880 explosion Methods 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- 238000007689 inspection Methods 0.000 claims description 7
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000012795 verification Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model relates to an in the natural gas metering station to trade handing-over natural gas flowmeter examination used portable natural gas flow measurement standard device of calibration. The device is an independent metering skid box structure and comprises two standard flowmeters, a check flowmeter, a block valve, a regulating valve, a gas collecting pipe, a pipeline, an explosion-proof control system and the like, wherein the working standard adopts a parallel combination mode of a turbine flowmeter and an ultrasonic flowmeter, the control system is arranged in an explosion-proof control cabinet and exchanges and controls data with a notebook computer in a safe area without natural gas in a network line mode; the two sides of the box body are opened, so that ventilation and equipment disassembly and assembly and maintenance are facilitated. Due to the reduction of the whole size and weight, the safety and the field adaptability are improved, and the device can be used for on-site real-time verification and calibration of the natural gas flowmeter.
Description
Technical field
The utility model relates to on-site proving calibration and metering arbitration device, specifically a kind of mobile natural gas flow metering standard set-up of rock gas trade transaction flowmeter used in gas metering station.
Background technology
Conventional mobile natural gas flow metering standard set-up is mostly external imported product at present, in device, adopt the turbo flow meter of two different bores as standard scale, the sledge seat of device is directly installed or is arranged on special-purpose trailer on the chassis special of truck, and be contained in casing, only at casing rear portion, open clamshell doors, difficulty and plant maintenance inconvenience make to ventilate; Due to the overall dimensions super large of truck and trailer, turnover gas metering station difficulty, does not meet China's road transport standard, the difficulty of registering the license after import yet; In addition, the pulpit in device arranges onboard, does not meet the regulation of natural gas station operating provision and fire-proof and explosion-proof safety standard, to production safety, brings adverse effect.
Summary of the invention
In order to address the above problem, the utility model provides a kind of mobile natural gas flow metering standard set-up.The assembled scheme that the working stamndard of this measuring apparatus adopts turbo flow meter and ultrasonic flowmeter, has dwindled overall dimensions and weight, has improved security and on-the-spot adaptability.
The technical solution of the utility model is: a kind of mobile natural gas flow metering standard set-up, comprise by flange and be connected to side by side admission line and the outlet pipe converging on tracheae, working stamndard ultrasonic flowmeter is housed on described admission line, on front straight length between institute's working stamndard ultrasonic flowmeter and air intake opening, inflated with nitrogen mouth, sample tap and rectifier are housed, on working stamndard ultrasonic flowmeter and the rear straight length that converges between tracheae, temperature transmitter are housed, temperature is taken into account tensimeter; Described outlet pipe is comprised of with outlet pipe two outlet pipe one that shares a gas outlet, on described outlet pipe one, inspection ultrasonic flowmeter is housed, on rear straight length between described inspection ultrasonic flowmeter and outlet, same temperature transmitter, tensimeter, temperature are housed and take into account rectifier, between rectifier and outlet, electrical ball valve, electric control valve and drain are housed, on the front straight length between described inspection ultrasonic flowmeter and remittance tracheae, rectifier are housed; On above-mentioned outlet pipe two, working stamndard turbo flow meter is housed, between working stamndard turbo flow meter and outlet, temperature transmitter, tensimeter, temperature are also housed and take into account electric control valve, the other end of working stamndard turbo flow meter is connected with remittance tracheae through same rectifier and electrical ball valve, the two ends pressure equilibrium pipeline in parallel of this electrical ball valve; In addition, on the housing of working stamndard ultrasonic flowmeter, on the housing of working stamndard turbo flow meter and verify on the housing of ultrasonic flowmeter pressure unit is all housed.
The above-mentioned interconnective ball valve of equalizing pipe route and throttling valve form.
This device also comprises the skid-mounted casing with cabinet base, and above-mentioned remittance tracheae, admission line and outlet pipe are all fixed in casing by the support on cabinet base, and the facade in casing both sides is respectively equipped with some opening the door.
In addition, said apparatus also comprises the explosion proof control case being fixed in casing, on above-mentioned admission line and outlet pipe, the signal cable of each instrumentation member is connected with explosion proof control case with control cables, and carries out exchanges data and operation control by grid line mode and notebook computer.
The beneficial effects of the utility model are: in technique scheme, adopt ultrasonic flowmeter and turbo flow meter array mode as working stamndard flowmeter, guaranteed the flow measurement range of mobile standard set-up, reduced size and the weight of metering sledge casing; With grid line, notebook computer is connected with explosion proof control case, in the safety zone beyond natural gas station, by the mode of network communication, the control system in explosion proof control case is controlled in operation, has realized the safe reliability of calibrating operation; Also the function that has realized heavy caliber ultrasonic flowmeter is switched, and can be used as working stamndard flowmeter, also can be used as the function switching of verifying flowmeter effect; In addition, this device adopts and independently measures sledge body structure, in metering sledge casing both sides, opens the door and is convenient to ventilate and equipment dismounting and maintenance, has improved security and on-the-spot adaptability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that each member is at the scheme of installation of importing and exporting on pipeline.
1-casing, 2-base, 3-air inlet pipeline, 4-outlet pipe one, 5-outlet pipe two, 6-clamshell doors, 7-explosion proof control case, 8-converges tracheae, 9-inflated with nitrogen mouth, 10-sample tap, 11-rectifier, 12-working stamndard flowmeter, 13-temperature transmitter, 14-thermometer, 15-tensimeter, 16-checks ultrasonic flowmeter, 17-electrical ball valve, 18-electric control valve, 19-drain, 20-ball valve, 21-throttling valve, 22-working stamndard turbo flow meter, 23-pressure unit.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further:
Shown in Fig. 1 and Fig. 2, this mobile natural gas flow metering standard set-up, comprise by flange and be connected to side by side admission line and the outlet pipe converging on tracheae 8, working stamndard ultrasonic flowmeter 12 is housed on described admission line, inflated with nitrogen mouth 9, sample tap 10 and rectifier 11 are housed on the front straight length between described working stamndard ultrasonic flowmeter 12 and air intake opening, on the rear straight length that working stamndard ultrasonic flowmeter 12 and remittance tracheae are 8, temperature transmitter 13, thermometer 14 and tensimeter 15 are housed; Above-mentioned working stamndard ultrasonic flowmeter 12 also can be switched and be become verification ultrasonic flowmeter by control system; Described outlet pipe is comprised of with outlet pipe 25 outlet pipe 1 that shares a gas outlet, on described outlet pipe 1, be equipped with and check ultrasonic flowmeter 16, on rear straight length between described inspection ultrasonic flowmeter 16 and outlet, be equipped with and above-mentioned same temperature transmitter 13, tensimeter 15, thermometer 14 and rectifier 11, between rectifier 11 and outlet, electrical ball valve 17, electric control valve 18 and drain 19 are housed, on the front straight length between described inspection ultrasonic flowmeter 16 and remittance tracheae 8, rectifier same as described above 11 are housed; On above-mentioned outlet pipe 25, working stamndard turbo flow meter 22 is housed, between working stamndard turbo flow meter 22 and outlet, temperature transmitter 13, tensimeter 14, thermometer 14 and electric control valve 18 are also housed, the other end of working stamndard turbo flow meter 22 is connected with remittance tracheae 8 through same rectifier 11 and electrical ball valve 17, the two ends pressure equilibrium pipeline in parallel of this electrical ball valve 17.The interconnective ball valve 20 of above-mentioned equalizing pipe route and throttling valve 21 form; In addition, on the housing of working stamndard ultrasonic flowmeter 12, on the housing of working stamndard turbo flow meter 22, verify on the housing of ultrasonic flowmeter 16 pressure unit 23 be all housed.
The bore of above-mentioned admission line and outlet pipe one is 300mm, and the bore of outlet pipe two is 100mm; When large flow rock gas by the entrance of admission line verification ultrasonic flowmeter, rectifier, electrical ball valve and the variable valve on working stamndard ultrasonic flowmeter, outlet pipe two to outlet; During low discharge, rock gas is taken into account variable valve to outlet by the entrance of admission line through intercepting valve, rectifier, the standard turbo flow of verifying on ultrasonic flowmeter, outlet pipe two; Described large flow is 600m
3/ h～8000m
3/ h, described low discharge is 45m
3/ h～650m
3/ h.Working stamndard ultrasonic flowmeter on above-mentioned admission line uses as proving flowmeter when large flow, during low discharge, as verifying flowmeter, uses.
This device also comprises the skid-mounted casing 1 with cabinet base 2, and above-mentioned remittance tracheae 8, admission line and outlet pipe are all fixed in casing 1 by the support on cabinet base, is convenient to move, and better meets the requirement of the real stream calibrating of natural gas on-site; The rear portion of casing 1 is provided with clamshell doors 6, and the both sides of casing 1 are provided with a plurality of gates, is convenient to ventilate and equipment dismounting and maintenance, has improved security and on-the-spot adaptability.
In addition, said apparatus also comprises the explosion proof control case 7 being fixed in casing 1, on above-mentioned admission line and outlet pipe, the signal cable of each instrumentation member is connected with explosion proof control case 7 with control cables, and carry out exchanges data and operation control by the notebook computer in the safety zone beyond grid line mode and natural gas station, realize the miniaturization of package unit, be convenient to pass in and out natural gas station, meet the regulation of natural gas station operating provision and fire-proof and explosion-proof safety standard, better meet the requirement of the real stream calibrating of natural gas on-site.
When this mobile natural gas flow metering standard set-up is used, this device is arranged on after the metering system calibrating interface at gas metering station, natural gas flow, after field erected exporting flow meter, this metrological standard unit, just can be realized online to the assay calibration of this exporting flow meter or metering arbitration.In addition, this metrological standard unit is used in the real stream calibrating in field, gas metering station or calibrating flow meter.
Claims (4)
1. a mobile natural gas flow metering standard set-up, comprise by flange and be connected to side by side admission line and the outlet pipe converging on tracheae (8), it is characterized in that: working stamndard ultrasonic flowmeter (12) is housed on described admission line, inflated with nitrogen mouth (9) is housed on the front straight length between described working stamndard ultrasonic flowmeter (12) and air intake opening, sample tap (10) and rectifier (11), on rear straight length between working stamndard ultrasonic flowmeter (12) and remittance tracheae (8), temperature transmitter (13) is housed, thermometer (14) and tensimeter (15), described outlet pipe is comprised of with outlet pipe two (5) the outlet pipe one (4) that shares a gas outlet, on described outlet pipe one (4), be equipped with and check ultrasonic flowmeter (16), on rear straight length between described inspection ultrasonic flowmeter (16) and outlet, same temperature transmitter (13) is housed, tensimeter (15), thermometer (14) and rectifier (11), between rectifier (11) and outlet, electrical ball valve (17) is housed, electric control valve (18) and drain (19), on front straight length between described inspection ultrasonic flowmeter (16) and remittance tracheae (8), rectifier (11) is housed, on above-mentioned outlet pipe two (5), working stamndard turbo flow meter (22) is housed, between working stamndard turbo flow meter (22) and outlet, temperature transmitter (13), tensimeter (15), thermometer (14) and electric control valve (18) are also housed, the other end of working stamndard turbo flow meter (22) is connected with remittance tracheae (8) through same rectifier (11) and electrical ball valve (17), the two ends pressure equilibrium pipeline in parallel of this electrical ball valve (17), in addition, on the housing of working stamndard ultrasonic flowmeter (12), on the housing of working stamndard turbo flow meter (22) and verify on the housing of ultrasonic flowmeter (16) pressure unit (23) is all housed.
2. mobile natural gas flow metering standard set-up according to claim 1, is characterized in that: the above-mentioned interconnective ball valve of equalizing pipe route (20) and throttling valve (21) form.
3. mobile natural gas flow metering standard set-up according to claim 1, it is characterized in that: this device also comprises the skid-mounted casing (1) with cabinet base (2), and above-mentioned remittance tracheae (8), admission line and outlet pipe are all fixed in casing (1) by the support on cabinet base, and be respectively equipped with some opening the door at the facade of casing (1) both sides.
4. mobile natural gas flow metering standard set-up according to claim 1, it is characterized in that: said apparatus also comprises the explosion proof control case (7) being fixed in casing (1), on above-mentioned admission line and outlet pipe, the signal cable of each instrumentation member is connected with explosion proof control case (7) with control cables, and carries out exchanges data and operation control by grid line mode and notebook computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320714859.XU CN203519119U (en) | 2013-11-14 | 2013-11-14 | Mobile natural gas flow metering standard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320714859.XU CN203519119U (en) | 2013-11-14 | 2013-11-14 | Mobile natural gas flow metering standard device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203519119U true CN203519119U (en) | 2014-04-02 |
Family
ID=50378037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320714859.XU Expired - Fee Related CN203519119U (en) | 2013-11-14 | 2013-11-14 | Mobile natural gas flow metering standard device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203519119U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104596620A (en) * | 2015-02-02 | 2015-05-06 | 姜跃炜 | Ultrasonic water meter flow calibration standard device |
| CN105403290A (en) * | 2015-11-09 | 2016-03-16 | 浙江省计量科学研究院 | Natural gas circular flow standard test system |
| US9404782B2 (en) | 2014-10-21 | 2016-08-02 | Honeywell International, Inc. | Use of transducers with a piezo ceramic array to improve the accuracy of ultra sonic meters |
| CN106595953A (en) * | 2016-12-21 | 2017-04-26 | 杭州依技设备成套工程有限公司 | Medical oxygen metering instrument metering standard device |
| WO2017137275A1 (en) * | 2016-02-09 | 2017-08-17 | Maracchi Giorgio | Regulating and metering station for supplying gas |
| CN107894267A (en) * | 2017-12-27 | 2018-04-10 | 西安安森智能仪器股份有限公司 | A kind of micro moving flow calibrating device |
| CN111578145A (en) * | 2020-04-17 | 2020-08-25 | 重庆科技学院 | Branching metering control device and system capable of reducing natural gas metering transmission difference |
-
2013
- 2013-11-14 CN CN201320714859.XU patent/CN203519119U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9404782B2 (en) | 2014-10-21 | 2016-08-02 | Honeywell International, Inc. | Use of transducers with a piezo ceramic array to improve the accuracy of ultra sonic meters |
| CN104596620A (en) * | 2015-02-02 | 2015-05-06 | 姜跃炜 | Ultrasonic water meter flow calibration standard device |
| CN104596620B (en) * | 2015-02-02 | 2018-08-31 | 姜跃炜 | Ultrasonic water meter flow verification standard set-up |
| CN105403290A (en) * | 2015-11-09 | 2016-03-16 | 浙江省计量科学研究院 | Natural gas circular flow standard test system |
| WO2017137275A1 (en) * | 2016-02-09 | 2017-08-17 | Maracchi Giorgio | Regulating and metering station for supplying gas |
| CN106595953A (en) * | 2016-12-21 | 2017-04-26 | 杭州依技设备成套工程有限公司 | Medical oxygen metering instrument metering standard device |
| CN106595953B (en) * | 2016-12-21 | 2019-01-29 | 杭州依技设备成套工程有限公司 | Medical oxygen class measurement instrument metrological standard unit |
| CN107894267A (en) * | 2017-12-27 | 2018-04-10 | 西安安森智能仪器股份有限公司 | A kind of micro moving flow calibrating device |
| CN111578145A (en) * | 2020-04-17 | 2020-08-25 | 重庆科技学院 | Branching metering control device and system capable of reducing natural gas metering transmission difference |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140402 Termination date: 20211114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |