CN213985315U - Data acquisition system - Google Patents
Data acquisition system Download PDFInfo
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- CN213985315U CN213985315U CN202023252353.0U CN202023252353U CN213985315U CN 213985315 U CN213985315 U CN 213985315U CN 202023252353 U CN202023252353 U CN 202023252353U CN 213985315 U CN213985315 U CN 213985315U
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Abstract
The utility model is suitable for a gas flow detects technical field, provides a data acquisition system, is applied to gas flow meter standard device and the device of waiting to examine, and data acquisition system includes data acquisition center, the temperature acquisition module and the pressure sensor module of being connected with data acquisition center, and gas flow meter standard device includes first image collector, second image collector, waist wheel flowmeter, first wet-type gas flowmeter and second wet-type gas flowmeter; the data acquisition center controls the gas flow meter standard device to acquire the image data of the device to be detected by using the first image collector or the second image collector according to the temperature data, and controls the gas flow meter standard device to acquire the flow data of the device to be detected by using the waist wheel flowmeter, the first wet gas flowmeter or the second wet gas flowmeter according to the pressure data. Through the utility model discloses can improve the detection of gas flow meter standard device and the degree of accuracy of calibration.
Description
Technical Field
The utility model relates to a gas flow detects technical field, especially relates to a data acquisition system.
Background
Flow measurement is an important parameter in energy measurement, and has a huge connection with national economic development and people's life. The gas meter and the heat meter used for metering and charging in the resident family are not related to flow metering from crude oil and natural gas trade settlement at domestic import and export.
For example, natural gas has the characteristics of long-distance pipeline transportation and storage, so that a large number of gas flow meters are required for metering, and the gas flow meters are required to be detected and calibrated by using a gas flow meter standard device.
However, the accuracy of the gas flow meter calibration apparatus for detecting and calibrating a gas flow meter is affected by environmental factors, and therefore, an auxiliary apparatus for overcoming the above problems is needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a data acquisition system to solve among the prior art gas flow meter standard device to the gas flowmeter's the detection and the problem that the degree of accuracy of calibration receives environmental factor to influence.
In order to achieve the above object, an embodiment of the present invention provides a data acquisition system, which is applied to a gas flow meter standard device and a device to be detected, wherein the gas flow meter standard device detects the device to be detected;
the data acquisition system comprises a data acquisition center, a temperature acquisition module and a pressure sensor module, wherein the temperature acquisition module and the pressure sensor module are connected with the data acquisition center;
the gas flow meter standard device comprises a first image collector, a second image collector, a waist wheel flowmeter, a first wet gas flowmeter and a second wet gas flowmeter;
the data acquisition center is according to temperature data control gas flow meter standard device uses first image collector or use the second image collector gathers examine the image data of examining the device, according to pressure data control gas flow meter standard device uses roots of the waist wheel flowmeter, or first wet-type gas flowmeter, or second wet-type gas flowmeter gathers examine the flow data of examining the device.
Optionally, the gas flowmeter standard device further comprises a first fan and a second fan;
and the data acquisition center switches the first fan and the second fan according to the temperature data and the pressure data.
Optionally, the device to be detected comprises a box body, and a standard table and a table to be detected which are arranged in the box body.
Optionally, the temperature acquisition module includes a first temperature acquisition unit, a second temperature acquisition unit, and a third temperature acquisition unit;
the first temperature acquisition unit acquires the internal and external temperatures and the indoor temperature of the device to be detected;
the second temperature acquisition unit acquires the temperature of the meter to be detected;
and the third temperature acquisition unit acquires the temperature of the standard meter.
Optionally, the pressure sensor module collects pressures of the waist wheel flow meter, the first wet gas flow meter and the second wet gas flow meter; the second pressure sensor unit collects the pressure of the meter to be detected; the third pressure sensor unit acquires the pressure loss of the meter to be detected; and atmospheric pressure.
Optionally, the first image collector is used when the temperature data is within a first preset range, and the second image collector is used when the temperature data is within a second preset range.
Optionally, the waist wheel flow meter is used when the pressure data is within a third preset range, the first wet gas flow meter is used when the pressure data is within a fourth preset range, and the second wet gas flow meter is used when the pressure data is within a fifth preset range.
The embodiment of the utility model provides a data acquisition system, which comprises a data acquisition center, a temperature acquisition module and a pressure sensor module, wherein the data acquisition center controls a gas flow meter standard device according to temperature data and acquires image data of a device to be detected by using a first image acquisition device or a second image acquisition device, controlling a gas flow meter standard device according to pressure data, collecting flow data of a device to be detected by using a waist wheel flowmeter, a first wet gas flowmeter or a second wet gas flowmeter, therefore, the data acquisition system provided by the embodiment of the utility model controls the detection process of the device to be detected of the gas flow meter standard device, the gas flow meter standard device is used for detecting the device to be detected by adopting different equipment under different environments, so that the influence of environmental factors on the accuracy of detection and calibration of the gas flow meter standard device is reduced.
Drawings
Fig. 1 is a schematic diagram of a composition structure of a data acquisition system provided by the present invention;
fig. 2 is that the utility model provides a data acquisition system uses the gas flow meter standard device and waits to examine the structural schematic diagram of examining the device.
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Suffixes such as "module", "part", or "unit" used to denote elements herein are used only for the convenience of description of the present invention, and have no specific meaning in themselves. Thus, "module" and "component" may be used in a mixture.
In the following description, the serial numbers of the embodiments of the present invention are for description only, and do not represent the merits of the embodiments.
As shown in fig. 1, an embodiment of the present invention provides a data acquisition system 100, which includes a data acquisition center 101, and a temperature acquisition module 102 and a pressure sensor module 103 connected to the data acquisition center 101.
As shown in FIG. 2, the embodiment of the utility model provides a still show data acquisition system 100's application scene, in FIG. 2, data acquisition system 100 is applied to gas flow meter standard device 200 and waits to examine device 300, and gas flow meter standard device 200 is used for examining device 300 and detecting, and data acquisition system 100 is used for to describe gas flow meter standard device 200 detects the testing process who waits to examine device 300 and control to make gas flow meter standard device 200 adopt different equipment to examine device 300 and detect under the environment of difference.
The gas flow meter standard device 200 includes a first image collector 201, a second image collector 202, a waist wheel flowmeter 203, a first wet gas flowmeter 204 and a second wet gas flowmeter 205.
In the embodiment of the present invention, the temperature acquisition module 102 acquires the temperature data of the device 300 to be tested, and the pressure sensor module 103 acquires the pressure data of the device 300 to be tested and the standard device 200 of the gas flow meter;
in the actual detection process of the gas flow meter calibration device 200, the data collection center 100 controls the gas flow meter calibration device 200 to collect image data of the device to be detected by using the first image collector 201 or the second image collector 202 according to the temperature data, and controls the gas flow meter calibration device 200 to collect flow data of the device to be detected 300 by using the waist wheel flowmeter 203, the first wet gas flowmeter 204 or the second wet gas flowmeter 205 according to the pressure data.
It should be noted that, the data acquisition system 100 is used for implementing control of the detection process of the device 300 to be detected by the gas flow meter standard device 200, a PCI board card may be set up between the data acquisition center 101 and the gas flow meter standard device 200 for connection, each output of the PCI board card represents a functional device that can be controlled in the gas flow meter standard device 200, that is, the first image collector 201, the second image collector 202, the pinwheel flowmeter 203, the first wet gas flowmeter 204, the second wet gas flowmeter 205, and the like, and in the actual detection process of the gas flow meter standard device 200, the PCI board card receives temperature data and pressure data of the data acquisition center 101, and sends a control instruction to the gas flow meter standard device 200 according to the data for detection.
Wherein the first image collector 201 and the second image collector 202 are used in different preset ranges, and the waist wheel flow meter 203, the first wet gas flow meter 204 and the second wet gas flow meter 205 are also used in different preset ranges, for example, in one embodiment, the first image collector 201 is used when the temperature data is-30 ℃ to 50 ℃, and the second image collector 202 is used when the temperature data is lower than-30 ℃ or higher than 50 ℃.
It can be seen that the first image collector 201 and the second image collector 202 are suitable for detection environments at different temperatures, and preferably, the first image collector 201 is suitable for detection at normal temperature, and the second image collector 202 is suitable for detection at low temperature or high temperature. The waist wheel flowmeter 203, the first wet gas flowmeter 204 and the second wet gas flowmeter 205 are suitable for detection environments under different pressures, and influence of environmental factors on detection and calibration accuracy of the gas flowmeter standard device 200 is reduced.
In one embodiment, the gas flow meter calibration device further comprises a first fan and a second fan;
and the data acquisition center switches the first fan and the second fan according to the temperature data and the pressure data.
It should be noted that, in this embodiment, the first fan and the second fan are controlled by the ABB frequency converter, and the switching between the first fan and the second fan in the data acquisition center may be realized by switching an interface between the ABB frequency converter and the fan.
In order to accurately judge the environmental factors, in fig. 2, a detailed structure of the data acquisition system is exemplarily shown, which is set according to a detailed structure of the device to be inspected, and first, the device to be inspected includes a box, a standard table and a table to be inspected, which are disposed in the box.
In this embodiment, the temperature acquisition module may include a first temperature acquisition unit, a second temperature acquisition unit, and a third temperature acquisition unit; the first temperature acquisition unit acquires the internal and external temperatures and the indoor temperature of the device to be detected; the second temperature acquisition unit acquires the temperature of the meter to be checked; the third temperature acquisition unit acquires the temperature of the standard meter.
Correspondingly, the pressure sensor module can acquire the pressure of the waist wheel flowmeter, the first wet gas flowmeter and the second wet gas flowmeter; the second pressure sensor unit acquires the pressure of the meter to be detected; the third pressure sensor unit acquires the pressure loss of the meter to be detected; and atmospheric pressure.
The above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the foregoing embodiments illustrate the present invention in detail, those skilled in the art will appreciate that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (7)
1. A data acquisition system is characterized by being applied to a gas flow meter standard device and a device to be detected, wherein the gas flow meter standard device is used for detecting the device to be detected;
the data acquisition system comprises a data acquisition center, a temperature acquisition module and a pressure sensor module, wherein the temperature acquisition module and the pressure sensor module are connected with the data acquisition center;
the gas flow meter standard device comprises a first image collector, a second image collector, a waist wheel flowmeter, a first wet gas flowmeter and a second wet gas flowmeter;
the data acquisition center is according to temperature data control gas flow meter standard device uses first image collector or use the second image collector gathers examine the image data of examining the device, according to pressure data control gas flow meter standard device uses roots of the waist wheel flowmeter, or first wet-type gas flowmeter, or second wet-type gas flowmeter gathers examine the flow data of examining the device.
2. The data acquisition system of claim 1 wherein the gas flow meter calibration device further comprises a first fan and a second fan;
and the data acquisition center switches the first fan and the second fan according to the temperature data and the pressure data.
3. The data acquisition system according to claim 1 or 2, wherein the apparatus to be inspected comprises a case, and a standard table and a table to be inspected disposed in the case.
4. The data acquisition system of claim 3, wherein the temperature acquisition module comprises a first temperature acquisition unit, a second temperature acquisition unit, a third temperature acquisition unit;
the first temperature acquisition unit acquires the internal and external temperatures and the indoor temperature of the device to be detected;
the second temperature acquisition unit acquires the temperature of the meter to be detected;
and the third temperature acquisition unit acquires the temperature of the standard meter.
5. The data acquisition system of claim 3, wherein the pressure sensor module acquires the pressure of the waist wheel flow meter, the first wet gas flow meter, and the second wet gas flow meter; and the pressure of the meter to be checked; and the pressure loss of the meter to be detected; and atmospheric pressure.
6. The data acquisition system of claim 1 wherein the first image collector is used when the temperature data is within a first predetermined range and the second image collector is used when the temperature data is within a second predetermined range.
7. The data acquisition system of claim 1 wherein the waist wheel flow meter is used with pressure data within a third predetermined range, the first wet gas flow meter is used with pressure data within a fourth predetermined range, and the second wet gas flow meter is used with pressure data within a fifth predetermined range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023252353.0U CN213985315U (en) | 2020-12-29 | 2020-12-29 | Data acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023252353.0U CN213985315U (en) | 2020-12-29 | 2020-12-29 | Data acquisition system |
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|---|---|
| CN213985315U true CN213985315U (en) | 2021-08-17 |
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| CN202023252353.0U Active CN213985315U (en) | 2020-12-29 | 2020-12-29 | Data acquisition system |
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| CN (1) | CN213985315U (en) |
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