CN109297571A - A kind of 800mm water flow standard apparatus - Google Patents
A kind of 800mm water flow standard apparatus Download PDFInfo
- Publication number
- CN109297571A CN109297571A CN201811393293.9A CN201811393293A CN109297571A CN 109297571 A CN109297571 A CN 109297571A CN 201811393293 A CN201811393293 A CN 201811393293A CN 109297571 A CN109297571 A CN 109297571A
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- Prior art keywords
- calibrating
- standard
- pipeline
- water flow
- data acquisition
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000004886 process control Methods 0.000 claims abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 125000004122 cyclic group Chemical group 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 7
- 238000012795 verification Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 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
- G01F25/14—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using a weighing apparatus
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of 800mm water flow standard apparatus, including liquid source system, data acquisition control system, standard, test pipe and flow control system composition, liquid source system is by water pump, tank, pressurizing vessel, gas-removing filter, variable frequency adjustment cabinet equipment composition, the data acquisition control system is by industrial computer, data acquisition and process control station, input-output equipment composition, the test pipe is made of calibrating process pipelines and refluence with pneumatic meter-clamping apparatus equipment, the standard is made of standard electromagnetic flowmeter and high-precision electronic scale, the present invention has filled up the blank in calibrating DN600 or more heavy caliber water ga(u)ge field, different meter proof demands is met using two ways calibrating, cyclic design greatly reduces energy consumption in stopped pipe type, realize automatic calibration, improve work Make efficiency.
Description
Technical field
The present invention relates to a kind of water flow standard apparatus, specially a kind of 800mm water flow standard apparatus.
Background technique
With the development of social economy, various heavy caliber fluid flowmeters are at industrial production, water conservancy projects operation, sewage
The industries such as reason largely use, and whether flowmeter metering is accurately directly related to product quality and raw materials consumption, energy consumption etc.
Problem, thus flowmeter install and use before, require in use and periodically to carry out carrying out measurement verification to measurement instrument.For realization pair
The accurate metering of heavy caliber flowing meter is completed to have developed heavy caliber water using water as the calibration operation of the heavy caliber flowing meter of representative
Flow standard device has the calibrating for solving the problems, such as every profession and trade trade settlement water flow measurement instrument and is very helpful, energy
Complete the calibration operation of various heavy caliber fluid flowmeters.But prior art disadvantage: 1. water flow more than DN600 bore
Calibrating is in blank stage, respectively needs to be sent to metering institute of province or other regional measurement verifications using heavy caliber fluid flowmeter producer
Department carries out using preceding calibrating or periodic calibration, and inspection distance is inconvenient and the calibrating time is very long.2. calibrating installation is using single
Calibrating mode is not able to satisfy calibrating accuracy requirement or examines and determine overlong time as caused by calibrating mode, is unfavorable for large quantities of
The calibration operation of amount.3. taking manual work mode, compared with automatic Verification mode, the calibrating measurement instrument time is long and laborious.
4. calibration method is single, it is unable to satisfy the different metering methods of all types of flowmeters.It is the problems of above-mentioned in order to solve, this
Invention devises a kind of 800mm water flow standard apparatus.
Summary of the invention
Inspection distance is inconvenient and the calibrating time is very long the purpose of the present invention is to solve existing in the prior art, calibrating dress
It sets using single calibrating mode, be not able to satisfy calibrating accuracy requirement or examine and determine overlong time as caused by calibrating mode,
It is unfavorable for large batch of calibration operation, compared with automatic Verification mode, the calibrating measurement instrument time is long and laborious, calibration method list
One, a kind of 800mm water flow standard apparatus for being unable to satisfy the different metering methods of all types of flowmeters, and proposing.
To achieve the above object, the invention provides the following technical scheme: include liquid source system, data acquisition control system,
Standard, test pipe and flow control system composition, liquid source system is by water pump, tank, pressurizing vessel, filtering of cooling down
Device, variable frequency adjustment cabinet equipment composition, the data acquisition control system is by industrial computer, data acquisition and process control
It stands, input-output equipment composition, the test pipe is made of calibrating process pipelines and refluence with pneumatic meter-clamping apparatus equipment, described
Standard is made of standard electromagnetic flowmeter and high-precision electronic scale, and the present invention has been filled up in calibrating DN600 or more heavy caliber water
The blank of field of flow meters meets different meter proof demands using two ways calibrating, and cyclic design is big in stopped pipe type
Energy consumption is reduced greatly, realizes automatic calibration, improves working efficiency.
Preferably, the standard is internally provided on standard scale pipe, and standard scale pipe pipeline DN200 × 16, DN100
× 1.
Preferably, model KQSN600-M19 H32Q3170P355, KQSN600-M19 is respectively adopted in the water pump
The water pump of H32Q3170P355 and KQSN600-M19 H32Q3170P355 type.
Preferably, the pressurizing vessel uses header formula vacuum tank, and capacity is 120 square metres, diameter 2820mm.
Preferably, the quantity of the calibrating process pipelines is 8, is followed successively by calibrating pipeline DN800, detective tube from top to bottom
Line DN600, calibrating pipeline DN500, calibrating pipeline DN450 (DN400), calibrating pipeline DN400 (DN350), calibrating pipeline
DN300, calibrating pipeline DN250 and calibrating pipeline DN200.
Compared with prior art, the beneficial effects of the present invention are: 800mm water flow standard apparatus of the present invention has been filled up and examined
Determine the blank in DN600 or more heavy caliber water ga(u)ge field, a set of measurement criteria divides two methods, and it is small-bore to use mass method,
It is Main Regulator with four electronic scales of high accuracy, class of accuracy is better than 0.1 grade, improves the class of accuracy of device,
Heavy caliber uses method of standard table, and class of accuracy is better than 0.2 grade, is calculated as standard with 3 Electromagnetic Flows of Siemens, solves
Heavy caliber, big flow using mass method, volumetric method investment is big, accounts for the problems such as laboratory area is big, and standard scale can carry out
Self-test, the interior circulation of heavy caliber big flow stopped pipe type, pressure stabilizing exhaust canister add pipe circle pump design, substantially reduce energy consumption, solve
The problem of large pump highly energy-consuming needed for realizing 1000m3/h or more flow, automation control water flow, flow automatic regulation
Point, setting calibrating water consumption have two kinds of calibrating modes of automatic work mode and manual work mode, and calibrating data acquisition has
Pulse collection method and reading flowmeter are worth two methods always, can widely adapt to tested flowmeter.
Detailed description of the invention
Fig. 1 is the microcomputer automatic control method of standard table water flow standard apparatus work of 800mm water flow standard apparatus of the present invention
Skill schematic diagram,
Fig. 2 is the structural schematic diagram of 800mm water flow standard apparatus of the present invention.
In figure: 1- liquid source system, 2- data collection system, 3- standard, 4- test pipe, 5- flow control system, 6-
Water pump, 7- tank, 8- pressurizing vessel, 9- gas-removing filter, 10- variable frequency adjustment cabinet, 11- industrial computer, 12- data are adopted
Collection and process control station, 13- input-output equipment, 14- examine and determine process pipelines, and 15- is flow backwards and pneumatic meter-clamping apparatus, 16- standard scale
Pipeline.
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.
The present invention provides a kind of technical solution referring to FIG. 1-2: including liquid source system 1, data acquisition control system 2, mark
Quasi- device 3, test pipe 4 and flow control system 5 form, liquid source system 1 by water pump 6, tank 7, pressurizing vessel 8, disappear
Air filter 9, variable frequency adjustment cabinet 10 form, and the data acquisition control system 2 is by industrial computer 11, data acquisition and mistake
Process control station 12 and input-output equipment 13 form, and the test pipe 4 is by calibrating process pipelines 14 and flows backwards and pneumatic tong-test ammeter
Device 15 forms, and the standard 3 is made of standard electromagnetic flowmeter and high-precision electronic scale, and the standard 3 is internally provided with
On standard scale pipe 16, and model is respectively adopted in 16 pipeline DN200 × 16 of standard scale pipe, DN100 × 1, the water pump 6
KQSN600-M19 H32Q3170P355, KQSN600-M19 H32Q3170P355 and KQSN600-M19 H32Q3170P355 class
The water pump of type, the pressurizing vessel 8 uses header formula vacuum tank, and capacity is 120 square metres, diameter 2820mm, the inspection
The quantity for determining process pipelines 14 is 8, is followed successively by calibrating pipeline DN800, calibrating pipeline DN600, calibrating pipeline from top to bottom
DN500, calibrating pipeline DN450 (DN400), calibrating pipeline DN400 (DN350), calibrating pipeline DN300, calibrating pipeline DN250 and
Examine and determine pipeline DN200.
The operation principle of the present invention is that: the control system of the present apparatus includes hardware and software two parts composition, in pipeline
Operated pneumatic valve, water pump (including frequency control) carry out automatically controlling, when by manually accredited flowmeter be packed into after, Ge Xiangjian
Surely it can carry out automatically, device can examine and determine data by data base administration, calibrating knot with automatic collection temperature, pressure, flow signal
Fruit can inquire at any time as needed, shows, print.Various initial data and operation result used in system are detected flow
Point, flow value, time, pressure medium and medium temperature and humidity are displayed on the screen to be observed for verification worker, and has automatic printing knot
Fruit, the function of saving calibrating data.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (5)
1. a kind of 800mm water flow standard apparatus, including liquid source system (1), data acquisition control system (2), standard (3),
Test pipe (4) and flow control system (5) composition, it is characterised in that: liquid source system (1) is by water pump (6), tank
(7), pressurizing vessel (8), gas-removing filter (9), variable frequency adjustment cabinet (10) composition, the data acquisition control system (2) is by work
Industry controls microcomputer (11), data acquisition is formed with process control station (12) and input-output equipment (13), the test pipe (4)
Be made of calibrating process pipelines (14) and flowing backwards with pneumatic meter-clamping apparatus (15), the standard (3) by standard electromagnetic flowmeter with
High-precision electronic scale composition.
2. a kind of 800mm water flow standard apparatus according to claim 1, it is characterised in that: the standard (3) is internal
It is provided on standard scale pipe (16), and standard scale pipe (16) pipeline DN200 × 16, DN100 × 1.
3. a kind of 800mm water flow standard apparatus according to claim 1, it is characterised in that: the water pump (6) is adopted respectively
With model KQSN600-M19 H32Q3170P355, KQSN600-M19 H32Q3170P355 and KQSN600-M19
The water pump of H32Q3170P355 type.
4. a kind of 800mm water flow standard apparatus according to claim 1, it is characterised in that: the pressurizing vessel (8) is adopted
Tubular type of using foreign currency vacuum tank, and capacity is 120 square metres, diameter 2820mm.
5. a kind of 800mm water flow standard apparatus according to claim 1, it is characterised in that: the calibrating process pipelines
(14) quantity is 8, is followed successively by calibrating pipeline DN800, calibrating pipeline DN600, calibrating pipeline DN500, calibrating from top to bottom
Pipeline DN450 (DN400), calibrating pipeline DN400 (DN350), calibrating pipeline DN300, calibrating pipeline DN250 and calibrating pipeline
DN200。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811393293.9A CN109297571A (en) | 2018-11-21 | 2018-11-21 | A kind of 800mm water flow standard apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811393293.9A CN109297571A (en) | 2018-11-21 | 2018-11-21 | A kind of 800mm water flow standard apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109297571A true CN109297571A (en) | 2019-02-01 |
Family
ID=65144060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811393293.9A Pending CN109297571A (en) | 2018-11-21 | 2018-11-21 | A kind of 800mm water flow standard apparatus |
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| Country | Link |
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| CN (1) | CN109297571A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001215144A (en) * | 2000-01-31 | 2001-08-10 | Oval Corp | Testing device for liquid flowmeter |
| CN201589673U (en) * | 2009-11-24 | 2010-09-22 | 山东省计量科学研究院 | Calibration device for large-caliber heat meter |
| CN102288331A (en) * | 2010-06-18 | 2011-12-21 | 徐州润物科技发展有限公司 | Heat meter verifying device |
| CN104154972A (en) * | 2014-08-01 | 2014-11-19 | 中国计量学院 | Flow calibration facility for ultrasonic water meters |
| CN206772395U (en) * | 2017-03-13 | 2017-12-19 | 烟台市计量所 | Standard scale self-check type heavy caliber water flow standard apparatus |
| CN207816419U (en) * | 2018-02-28 | 2018-09-04 | 丹东贝特自动化工程仪表有限公司 | A kind of water flow calibrating installation |
| CN209166600U (en) * | 2018-11-21 | 2019-07-26 | 潍坊市计量测试所 | A kind of 800mm water flow standard apparatus |
-
2018
- 2018-11-21 CN CN201811393293.9A patent/CN109297571A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001215144A (en) * | 2000-01-31 | 2001-08-10 | Oval Corp | Testing device for liquid flowmeter |
| CN201589673U (en) * | 2009-11-24 | 2010-09-22 | 山东省计量科学研究院 | Calibration device for large-caliber heat meter |
| CN102288331A (en) * | 2010-06-18 | 2011-12-21 | 徐州润物科技发展有限公司 | Heat meter verifying device |
| CN104154972A (en) * | 2014-08-01 | 2014-11-19 | 中国计量学院 | Flow calibration facility for ultrasonic water meters |
| CN206772395U (en) * | 2017-03-13 | 2017-12-19 | 烟台市计量所 | Standard scale self-check type heavy caliber water flow standard apparatus |
| CN207816419U (en) * | 2018-02-28 | 2018-09-04 | 丹东贝特自动化工程仪表有限公司 | A kind of water flow calibrating installation |
| CN209166600U (en) * | 2018-11-21 | 2019-07-26 | 潍坊市计量测试所 | A kind of 800mm water flow standard apparatus |
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