CN211576413U - Online intelligent double-sensor temperature monitoring device with traceable value - Google Patents
Online intelligent double-sensor temperature monitoring device with traceable value Download PDFInfo
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- CN211576413U CN211576413U CN201921550401.9U CN201921550401U CN211576413U CN 211576413 U CN211576413 U CN 211576413U CN 201921550401 U CN201921550401 U CN 201921550401U CN 211576413 U CN211576413 U CN 211576413U
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Abstract
The utility model relates to a but online intelligence double sensor temperature monitoring devices of value traceability, including installing the clamp on the target pipeline that needs reliable temperature measurement additional, install two temperature sensor on the clamp, two temperature sensor's tip is close to the outer wall of pipeline, and two temperature sensor pass through the line connection double-circuit controller. The device adopts a double-sensor redundancy design, realizes the diagnosis of sensor faults through a monitoring system in a digital sensor, a double-circuit controller collects the measured values of the sensors, and judges the sensor drift possibly occurring in the device by calculating the difference value of the measured values of the two sensors.
Description
Technical Field
The utility model relates to a but quantity value monitoring system that traces to source, especially a but online intelligent double sensor temperature monitoring device that quantity value traced to source.
Background
In the industrial field, many pipelines need to be monitored for temperature, on one hand, reliability of work is needed, and on the other hand, the measured temperature needs to be traced to a source. Such as a milk pasteurization system. A temperature sensor is generally arranged on a target pipeline needing temperature monitoring for temperature monitoring, at present, the temperature monitoring of the pipeline has two problems, one problem is that if a single electrode system is adopted in the monitoring process, an electrode fails, drifts and fails, and the failure of the electrode or the change of a monitored sample cannot be identified, so that the difficulty of maintenance is increased; another problem is that the problem of magnitude tracing is that the magnitude tracing is difficult, and in some strict situations, the temperature sensor must be certified, so if the magnitude tracing can be implemented, it is very helpful to ensure the reliability and improve the confidence of the measured data of the plant. This patent carries out institutional advancement to the temperature monitoring device on pipeline based on above two technical problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a but online intelligent double sensor temperature monitoring device of value traceability in order to solve the defect that prior art exists.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a but online intelligence dual sensor temperature monitoring device of value traceability, is including installing the clamp on the target pipeline that needs the temperature measurement additional, installs two temperature sensor on the clamp, and two temperature sensor's tip is close to the outer wall of pipeline, and two temperature sensor pass through the circuit and connect the double-circuit controller.
Further, the clamp includes the sensor heat-conducting layer of cladding in the pipeline outside and the sensor heat preservation of cladding in the sensor heat-conducting layer outside.
Furthermore, two temperature sensor on the clamp are digital temperature sensor, integrate CPU, AD, memory, communication module in traditional temperature sensor, pass through data bus upload digital signal's intelligent sensor.
Furthermore, a temperature sensor equipped in the original system is also arranged on the pipeline.
Furthermore, the two-way controller can collect and store data uploaded by the digital temperature sensor, perform comprehensive analysis and diagnosis, form a mathematical model which is in line with the current field conditions and can reflect the equipment state according to a preset model and logic, and realize the functions of self-learning, self-diagnosis, self-adaption and life cycle management of the digital temperature sensor.
The utility model has the advantages that: the device adopts a double-sensor redundancy design, realizes the diagnosis of sensor faults through a monitoring system in a digital sensor, a double-circuit controller collects the measured values of the sensors, judges the sensor drift possibly occurring in the equipment by calculating the difference value of the measured values of the two sensors, ensures that the monitoring device can not interrupt the detection temperature by the double-sensor redundancy design, realizes the continuity, accuracy and reliability of temperature monitoring data, and can also realize the online quantity value tracing function of the monitoring device. The large-capacity data storage can realize later data analysis. The device can realize the online monitoring of the temperature of the pasteurization system, the tracing of the temperature value, the fault diagnosis and the drift diagnosis of the sensor and the management of the life cycle of the instrument; and predictive maintenance, monitoring process datamation and documentation are realized, continuous presentation and data analysis are carried out on the site, and an optimal maintenance plan is generated.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a control schematic diagram of the present invention.
Detailed Description
As shown in fig. 1 and 2, the on-line intelligent dual-sensor temperature monitoring device capable of tracing the source by the quantity value is characterized by comprising a clamp 5 additionally arranged on a target pipeline 1 needing to monitor the temperature, wherein two temperature sensors 2 are arranged on the clamp 5, the end parts of the two temperature sensors 2 are close to the outer wall of the pipeline 1, and the two temperature sensors 2 are connected with a dual-channel controller 4 through a circuit 3.
The clamp 5 includes a sensor heat conduction layer 51 covering the outside of the pipe 1 and a sensor heat insulation layer 52 covering the outside of the sensor heat conduction layer 51. The two temperature sensors 2 on the hoop 5 are digital temperature sensors, and are intelligent sensors which integrate a CPU, an AD, a memory and a communication module in the traditional sensor and upload digital signals through a data bus.
Further, a temperature sensor 6 provided on the target pipeline is also installed on the pipeline 1. The model of the two-way controller 4 may be HK-1305-TEM-2, but is not limited to this model. The two-way controller 4 can collect and store data uploaded by the digital temperature sensor, perform comprehensive analysis and diagnosis, form a mathematical model which is in line with the current field conditions and can reflect the equipment state according to a preset model and logic, and realize the functions of self-learning, self-diagnosis, self-adaptation and life cycle management of the digital temperature sensor.
During processing, the temperature of the pipeline 1 can be rapidly transmitted through the sensor heat conduction layer 51 which is tightly attached to the surface of the pipeline 1, after heat balance, the temperature can be consistent with the temperature of a substance (generally liquid, such as milk) in the pipeline, and the measured value of the digital temperature sensor 2 can be sent to the dual-channel controller 4 through a bus. The two-way controller 4 analyzes the temperature monitoring device by analyzing the measurement difference of the two digital temperature sensors 2. If the two measurements are consistent or less than the expected error, then we can assume that the system is working properly. If the difference between the two measurements exceeds the expected range, then we consider that the temperature measurement system is at least potentially problematic and requires human intervention for maintenance.
The device adopts a double-sensor redundancy design, realizes the diagnosis of sensor faults through a monitoring system in a digital sensor, the double-circuit controller 4 collects the measured values of the sensors, judges the sensor drift possibly occurring in the device by calculating the difference value of the measured values of the two digital temperature sensors 2, and ensures that the monitoring device can not interrupt the detection of temperature, realize the continuity, accuracy and reliability of temperature monitoring data and realize the online value tracing function of the monitoring device. The large-capacity data storage can realize later data analysis. The device can realize the online monitoring of the temperature of the pasteurization system, the tracing of the temperature value, the fault diagnosis and the drift diagnosis of the sensor and the management of the life cycle of the instrument; and predictive maintenance, monitoring process datamation and documentation are realized, continuous presentation and data analysis are carried out on the site, and an optimal maintenance plan is generated.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a but online intelligence dual sensor temperature monitoring device of value traceability, its characterized in that, is including installing the clamp on the target pipeline that needs the temperature measurement additional, installs two temperature sensor on the clamp, and two temperature sensor's tip is close to the outer wall of pipeline, and two temperature sensor pass through circuit connection double-circuit controller.
2. The intelligent online temperature monitoring device with double sensors and a traceable value according to claim 1, wherein the clamp comprises a heat conduction layer covering the outside of the pipeline and a heat insulation layer covering the outside of the heat conduction layer.
3. The on-line intelligent double-sensor temperature monitoring device with traceable values as claimed in claim 1 or 2, wherein the two temperature sensors on the hoop are digital temperature sensors, and the sensors are intelligent sensors integrating a CPU, an AD, a memory and a communication module and uploading digital signals through a data bus.
4. The intelligent online dual-sensor temperature monitoring device with traceability of measurement values as claimed in claim 2, wherein the pipeline is further provided with a temperature sensor equipped with a pasteurization system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921550401.9U CN211576413U (en) | 2019-09-18 | 2019-09-18 | Online intelligent double-sensor temperature monitoring device with traceable value |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921550401.9U CN211576413U (en) | 2019-09-18 | 2019-09-18 | Online intelligent double-sensor temperature monitoring device with traceable value |
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| CN211576413U true CN211576413U (en) | 2020-09-25 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834063A (en) * | 2020-12-31 | 2021-05-25 | 中国电力科学研究院有限公司 | Power transformer temperature measuring device and measuring system capable of being checked on line |
| CN114485774A (en) * | 2021-12-11 | 2022-05-13 | 国家能源集团山西电力有限公司 | Device and method for measuring primary branch air-powder full parameters |
-
2019
- 2019-09-18 CN CN201921550401.9U patent/CN211576413U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834063A (en) * | 2020-12-31 | 2021-05-25 | 中国电力科学研究院有限公司 | Power transformer temperature measuring device and measuring system capable of being checked on line |
| CN114485774A (en) * | 2021-12-11 | 2022-05-13 | 国家能源集团山西电力有限公司 | Device and method for measuring primary branch air-powder full parameters |
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