CN113776578A - Multi-channel multifunctional flow metering system - Google Patents
Multi-channel multifunctional flow metering system Download PDFInfo
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- CN113776578A CN113776578A CN202010434739.9A CN202010434739A CN113776578A CN 113776578 A CN113776578 A CN 113776578A CN 202010434739 A CN202010434739 A CN 202010434739A CN 113776578 A CN113776578 A CN 113776578A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L11/00—Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group G01L7/00 or G01L9/00
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Abstract
The invention discloses a multi-channel multifunctional flow metering system, which belongs to the field of fluid detection and metering and comprises two or more flow detection units, a multi-channel display unit, a summation calculation display unit and a proportion calculation display unit. The flow detection unit is arranged on a pipeline needing to detect flow; the multi-channel display unit displays parameters such as temperature, pressure, flow and the like detected by each flow inspection unit; the summation calculation display unit sums and displays the flow detected by each flow detection unit; the proportion calculation display unit calculates and displays the ratio of the flow of each flow detection unit to the sum of the flow. The invention realizes the simultaneous detection and measurement of the pressure, the temperature, the flow rate and the like of the multi-path fluid, calculates the sum of the multi-path flow rate and the proportion of each path flow rate in the multi-path total amount, and displays and records the data.
Description
Technical Field
The invention is used for simultaneously detecting the pressure and the temperature of a plurality of paths of fluids and measuring the flow, calculating the flow sum of the plurality of paths of fluids and the proportion of the flow of each path of fluids in the flow sum, and displaying and recording the data. The device has the advantages of monitoring, metering and data comparison of multiple paths of fluids at the same time, understanding the state and the overall condition of each path of fluid, providing effective data for production management and equipment and energy management, and belonging to the field of fluid detection and metering. The application of the system is beneficial to improving the production efficiency, saving energy, reducing consumption and effectively managing equipment, and the system is a multi-channel and multi-functional flow metering system.
Background
In industrial production, various fluids such as tap water, demineralized water, boiler hot water, steam, and heating oil are often used. Due to the requirements of trade settlement of supply and demand parties and energy cost assessment, product cost calculation and energy-saving and environment-friendly requirements, the detection and measurement of the fluid of a main pipeline and the detection and measurement of the fluid of each branch are required, so that the total consumption of each energy source and the energy consumption of each energy consumption unit or equipment of an enterprise are obtained. Furthermore, the total amount obtained by adding the flow data of each branch is often compared with the flow meter data of the main pipeline to evaluate the measurement deviation of the sum of the total meter value and the sub-meter measurement value, and the deviation proportion is used as the basis for carrying out energy cost gap allocation on each energy consumption unit. However, at present, the addition of the sub-metering data is completed by personnel regularly, which increases the personnel cost and the error rate of the data. In addition, the ratio of the flow of each branch to the total flow is crucial to the effective energy management and the equipment management, but the current metering system cannot provide the ratio, can only be completed by manual treatment, and has low efficiency and accuracy. In addition, in some occasions, the proportion of the flow of the fluid in a certain pipeline to the total flow of a system consisting of the pipeline and other pipelines needs to be known, the problem can only be manually counted and calculated at present, the work is complicated, and the error rate is high.
The multi-channel multi-functional flow metering system effectively solves the problems, can detect and display parameters such as pressure, temperature and flow of multi-channel fluid at the same time, can automatically calculate and display the sum of multi-channel flow values, and can calculate and display the proportion of each channel of flow in the total flow. The efficiency and the degree of accuracy of energy measurement and management have been improved, the energy saving and consumption reduction of helping the enterprise and reduction in production cost have also alleviateed personnel's work load and have reduced the cost of employment of enterprise.
Disclosure of Invention
The invention aims to detect and measure multiple paths of fluids simultaneously, display parameters such as pressure, temperature and flow of each path, automatically calculate and display the flow sum of the multiple paths of fluids and the ratio of each path of flow to the total flow, and improve the energy metering and management efficiency of enterprises. The multi-channel multifunctional flow metering system is provided.
The invention is realized by the following technical scheme: a multi-channel, multi-function flow metering system comprising: the flow detection device comprises a flow detection unit 1, a flow detection unit 2, a multi-channel display unit 3, a summation calculation display unit 4 and a proportion calculation display unit 5. The flow detection unit 1 and the flow detection unit 2 are respectively arranged on the two paths of fluid branch pipelines and are used for detecting the temperature, the pressure, the flow and the like of the two paths of fluids; the multi-channel display unit 3 receives signals from the two flow detection units and displays parameters such as temperature, pressure and flow of the two paths of fluids; the summation calculation display unit 4 receives the two paths of flow signals of the multi-channel display unit 3, sums the two paths of flow signals and displays a total flow value obtained by summing the two paths of flow signals; the proportion calculation display unit 5 receives the total flow value output by the summation calculation display unit 4, receives respective flow values provided by the flow detection unit 1 and the flow detection unit 2, calculates the ratio of the flow values of the flow detection unit 1 and the flow detection unit 2 to the total flow value output by the summation calculation display unit 4, and displays the two ratios.
As an extension of the invention, more flow detection units are added on the basis of the flow detection units 1 and 2, so that more paths of fluid can be detected and metered simultaneously.
The invention has the beneficial effects that: 1. the parameters of the multi-path fluid are displayed simultaneously, so that the metering and monitoring efficiency and convenience are improved; 2. the sum of the flow rates of the multiple paths of fluids is automatically calculated and displayed, and the workload of personnel is greatly reduced; 3. the ratio of the flow of each branch to the total flow is automatically calculated and displayed, the energy consumption weight of each branch is accurately displayed, and enterprises are helped to find out focus in time; 4. for some processes, timely and accurately providing the proportion of some branches to the total flow rate is beneficial to improving enterprises and improving production efficiency; 5. the accuracy of energy data statistics and calculation is improved, and accurate data are provided for energy efficiency management in time; 6. and the enterprise is helped to make equipment and production line management.
Drawings
FIG. 1 is a multi-channel, multi-functional flow metering system.
In the figure: the system comprises a flow detection unit 1, a flow detection unit 2, a multi-channel display unit 3, a summation calculation display unit 4 and a proportion calculation display unit 5.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
The invention relates to a multi-channel multifunctional flow metering system, which comprises: the flow detection device comprises a flow detection unit 1, a flow detection unit 2, a multi-channel display unit 3, a summation calculation display unit 4 and a proportion calculation display unit 5. The flow detection unit 1 and the flow detection unit 2 are respectively arranged on two paths of fluid branch pipelines, detect the pressure, the temperature, the flow and the like of each path of fluid and transmit the signals to the multi-channel display unit 3; and the multi-channel display unit 3 receives the signal from the flow detection unit and displays parameters such as temperature, pressure, flow and the like of two paths of fluids corresponding to the input signal. Meanwhile, the multi-channel display unit 3 also transmits the flow signals of the flow detection unit 1 and the flow detection unit 2 to the summation calculation display unit 4; the summation calculation display unit 4 receives the two paths of flow signals transmitted by the multi-channel display unit 3, then carries out summation operation on the two paths of flow signals, displays the summation operation value and outputs the summation operation value to the proportion calculation display unit 5; the proportion calculation display unit 5 receives the total flow signal output by the summation calculation display unit 4, receives respective flow signals provided by the flow detection unit 1 and the flow detection unit 2, calculates the ratio of the flow values of the flow detection unit 1 and the flow detection unit 2 to the total flow value of the summation calculation display unit 4, and displays the two ratios.
As an extended embodiment of the invention, a larger number of flow detection units are added on the basis of the flow detection units 1 and 2, so that more paths of fluid can be detected and metered simultaneously.
Example 1:
and testing the flow of steam and condensed water in the steam pipeline, and calculating and displaying the proportion of the mass of the condensed water to the mass of the total fluid in the pipeline.
The flow detection unit 1 is arranged on a branch pipeline for separating condensed water from a steam pipeline, detects the pressure, the temperature and the flow of the condensed water, and transmits signals to the multi-channel display unit 3 and the proportion calculation display unit 5; the flow detection unit 2 is arranged on the steam pipeline from which the condensed water is separated, is positioned on the steam pipeline behind the branch pipe on which the flow detection unit 1 is arranged, detects the pressure, the temperature and the steam flow in the steam pipeline from which the condensed water is separated, and transmits the signals to the multi-channel display unit 3 and the proportion calculation display unit 5; the multi-channel display unit 3 displays the pressure, temperature and flow of the condensed water and the steam pressure, temperature and flow after the condensed water is removed, and transmits the flow of the condensed water and a steam flow signal after the condensed water is removed to the summation calculation display unit 4; the summation calculation display unit 4 calculates two flow signals from the multi-channel display unit 3, calculates the total value of the flow of condensed water and the steam flow after the condensed water is removed, displays the total value of the flow and transmits the total value of the flow signal to the proportion calculation display unit 5; the proportion calculation display unit 5 calculates the ratio of two independent flow rates to the total flow rate value according to the received flow rate values of the flow rate detection unit 1 and the flow rate detection unit 2 and the total flow rate value from the summation calculation display unit 4, so as to obtain the ratio of condensed water contained in the steam-water mixture in the steam pipeline before the condensed water is separated and the ratio of steam, wherein the latter is the steam dryness generally speaking. Steam quality has a significant impact on the efficiency of steam systems in industrial processes.
Example 2:
and calculating and displaying the metering of the multi-channel water supply pipe and the water volume ratio of each channel.
The flow detection unit 1, the flow detection units 2 and … … and the flow detection unit N are respectively arranged on N water supply pipelines, flow of each path is measured, the pressure, the temperature and the like of each path of water are detected as required, and the signals are transmitted to the multi-channel display unit 3 and the proportion calculation display unit 5; the multi-channel display unit 3 displays the flow, pressure, temperature and the like of each path of water, and transmits each path of flow signal to the summation calculation display unit 4; the summation calculation display unit 4 calculates N paths of flow signals from the multi-channel display unit 3, calculates the total flow value of N paths of pipelines, displays the total flow value and transmits the signal to the proportion calculation display unit 5; the proportion calculation display unit 5 calculates and finds the ratio of each path of flow to the total value of the N paths of flow according to the received flow signals of the flow detection unit 1, the flow detection units 2, … … and the flow detection unit N and the total value signal of the N paths of flow from the summation calculation display unit 4.
This ratio can help enterprises compare water consumption and water consumption ratios of production units such as workshops, production lines, etc., in connection with production capacity/productivity, and can compare energy consumption conditions of the production units.
Example 3:
and calculating and displaying the steam metering and the flow ratio of each path of the multi-path steam pipeline. The implementation is similar to example 2.
The above description is only for the purpose of illustrating a particular embodiment of the present invention and is not intended to limit the present invention, which may be subject to various modifications and variations by those skilled in the art. All such modifications, equivalents and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. A multi-channel multifunctional flow metering system is characterized in that: comprises a flow detection unit (1) and a flow detection unit (2).
2. A multi-channel, multi-functional flow metering system as recited in claim 1, wherein: the flow detection unit (1) and the flow detection unit (2) output signals to the multi-channel display unit (3).
3. A multi-channel, multi-functional flow metering system as recited in claim 2, wherein: the multi-channel display unit (3) outputs signals to the summation calculation display unit (4).
4. A multi-channel, multi-function flow metering system as recited in claim 3 wherein: comprises a proportion calculation display unit (5).
5. A multi-channel multi-function flow metering system as claimed in any one of claims 1 to 4, wherein: the number of the flow detection units is increased on the basis of the flow detection units (1) and the flow detection units (2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010434739.9A CN113776578A (en) | 2020-05-21 | 2020-05-21 | Multi-channel multifunctional flow metering system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010434739.9A CN113776578A (en) | 2020-05-21 | 2020-05-21 | Multi-channel multifunctional flow metering system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101382236A (en) * | 2008-09-28 | 2009-03-11 | 张永华 | Fluid multi-pipeline collecting transmission and distribution control system and control method |
| CN104422482A (en) * | 2013-09-06 | 2015-03-18 | 罗芳 | Multi-channel intelligent metering system of urban gas network |
| CN105300460A (en) * | 2015-11-19 | 2016-02-03 | 卓度计量技术（深圳）有限公司 | Gas flow meter and gas flow display method |
| CN107167266A (en) * | 2017-06-12 | 2017-09-15 | 北京众力德邦科技股份有限公司 | A kind of heat sharing method, apparatus and system |
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2020
- 2020-05-21 CN CN202010434739.9A patent/CN113776578A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101382236A (en) * | 2008-09-28 | 2009-03-11 | 张永华 | Fluid multi-pipeline collecting transmission and distribution control system and control method |
| CN104422482A (en) * | 2013-09-06 | 2015-03-18 | 罗芳 | Multi-channel intelligent metering system of urban gas network |
| CN105300460A (en) * | 2015-11-19 | 2016-02-03 | 卓度计量技术（深圳）有限公司 | Gas flow meter and gas flow display method |
| CN107167266A (en) * | 2017-06-12 | 2017-09-15 | 北京众力德邦科技股份有限公司 | A kind of heat sharing method, apparatus and system |
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