CN110132449A - A kind of temperature monitoring method at equipment position - Google Patents
A kind of temperature monitoring method at equipment position Download PDFInfo
- Publication number
- CN110132449A CN110132449A CN201910413997.6A CN201910413997A CN110132449A CN 110132449 A CN110132449 A CN 110132449A CN 201910413997 A CN201910413997 A CN 201910413997A CN 110132449 A CN110132449 A CN 110132449A
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- Prior art keywords
- temperature
- signal
- equipment
- monitoring method
- temperature sensor
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K2219/00—Thermometers with dedicated analog to digital converters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing And Monitoring For Control Systems (AREA)
Abstract
The invention discloses a kind of temperature monitoring methods at equipment position, comprising the following steps: a, the mounting temperature sensor in equipment;B, temperature sensor detection device needs to monitor the temperature value at position;C, temperature transmitter module is amplified and is calculated to electric signal;D, multi channel testing controller is acquired and handles to analog signals;E, the digital quantity signal that driving device exports multi channel testing controller is converted or is amplified;F, digital quantity signal is transferred to control system by driving device.By the operating condition for monitoring blower or each position of motor in time; it can guarantee the failure in first time discovering device; and alarm signal is issued before problem worse; it reminds and needs the position overhauled or the position needed replacing; it will cause the equipment of heavy losses and its important especially for shutting down in operation, avoid valuable part rejection.
Description
Technical field
The invention belongs to the monitoring of equipment position and informationization technology fields, and in particular to a kind of temperature monitoring at equipment position
Method.
Background technique
It is a big modeling with whole heating system as the autoclave of aviation composite product main production equipments
Pressure is the structure of container, nose modeling hot pressing bacterium, and since autoclave is a pressure vessel, its common structure is an end seal
It closes, the cylindrical body that the other end opens the door provides necessary heat and pressure for the compacting and solidification of advanced composite material moral part.
But autoclave production task is very heavy, the part of processing value is very high, at present its critical component 110kW blower or
For motor every three months to 1 year, blower motor always will appear exception, if there is part just blower during processing in the tank
Failure will lead to the part rejection for being up to millions of values.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of temperature monitoring method at equipment position, can monitor in time
The operating condition at blower or each position of motor, can guarantee the failure in first time discovering device, and before problem worse
Issue alarm signal.
The present invention is achieved by the following technical solutions.
A kind of temperature monitoring method at equipment position, it is characterised in that: the following steps are included:
A, the mounting temperature sensor in equipment;
B, temperature sensor detection device needs to monitor the temperature value at position, and temperature value is converted to electric signal;
C, temperature transmitter module is amplified and is calculated to electric signal, and the general analog quantity of electric signal conversion electrical system is believed
Number;
D, multi channel testing controller is acquired and handles to analog signals, after reaching preset value, exports corresponding number
Amount signal feeds back to control system and host computer;
E, the digital quantity signal that driving device exports multi channel testing controller is converted or is amplified;
F, digital quantity signal is transferred to control system by driving device.
The general analog signals of the electrical system are 4-20mA.
The general analog signals of the electrical system are 0.1-10V.
The temperature value at multiple positions of the temperature sensor detection device.
The signal that temperature sensor is passed to is handled and is converted by the temperature transmitter module, by temperature sensor
Signal is converted into analog signals, and temperature transmitter module is integrated in multi channel testing controller.
The multi channel testing controller acquires upper machine information by industrial communication interface.
The host computer is electric current relay, intelligent circuit board, PLC or industrial PC.
The equipment is blower or motor.
Bring beneficial effect of the present invention has.
1, it is detected by temperature of the temperature sensor to equipment, acquires and analyze data-signal, when blower or motor
Automatic alarm after operation is broken down, timely the exception and potential faults of discovering device, facilitate plant maintenance personnel to adopt in time
Measure is taken, is removed a hidden danger, avoids that accident occurs, can monitor the operating condition of blower or each position of motor in time, it can
Guarantee the failure in first time discovering device, and issue alarm signal before problem worse, reminds the position for needing to overhaul
Or the position needed replacing, it will cause the equipment of heavy losses and its important especially for shutting down in operation, avoid valuable
Part rejection.
2, implement simple: the equipment acquired for needs, electric control system are not required to do big change: major loop is without doing
Any change;Control loop only needs to do simple change to control route or control software, that is, is able to achieve alarm, cutting function
Energy.
3, temperature acquisition system at low cost, relative to one alarm table of tradition for an alarm temperature, such method
It only needs an inspection controller can be realized and monitoring is acquired to multiple temperature signals, and patch can be used in temperature sensor
Resistance, domestic precision ± 0.5% of meter selection and its above road inspection controller can be met the requirements.
4, significant effect: can simultaneously monitoring device multiple points, can first time discovering device exception and
Potential faults facilitate plant maintenance personnel to take timely measure, remove a hidden danger, and avoid that accident occurs, and seem outstanding using this method
It is important.
5, by control system and host computer carry out data real-time data record, audible alarm, light alarm, text prompt,
It can carry out network remote and send information.
Detailed description of the invention
Fig. 1 is flow diagram of the invention.
Fig. 2 is connection schematic diagram of the invention.
Appended drawing reference: 1, temperature sensor, 2, temperature transmitter module, 3, multi channel testing controller, 4, driving device, 5,
Equipment, 6, control system, 7, host computer.
Specific embodiment
Embodiment 1
As shown in Fig. 1 to 2, a kind of temperature monitoring method at equipment position, it is characterised in that: the following steps are included:
A, the mounting temperature sensor 1 in equipment 5;
B, 1 detection device 5 of temperature sensor needs to monitor the temperature value at position, and temperature value is converted to electric signal;
C, temperature transmitter module 2 is amplified and is calculated to electric signal, by the analog quantity that electric signal conversion electrical system is general
Signal;
D, multi channel testing controller 3 is acquired and handles to analog signals, after reaching preset value, exports corresponding number
Amount signal feeds back to control system 6 and host computer 7;
E, the digital quantity signal that driving device 4 exports multi channel testing controller 3 is converted or is amplified;
F, digital quantity signal is transferred to control system 6 by driving device 4.
Reload temperature sensor 1 is responsible for the temperature that detection device needs to monitor position on equipment key position or Primary Component
Angle value, and by temperature value, it is converted to the identifiable electric signal of temperature transmitter module 2, is transferred to temperature transmitter module 2, temperature
Degree transmitter module (is responsible for that the signal of temperature sensor input 1 is amplified and calculated, is 4-20mA or 0- by signal switch
The electrical systems master die analog quantity signal such as 10V, multi channel testing controller 3 are acquired and handle to temperature simulation amount signal, and
Repeating query is carried out to temperature to show, after reaching preset value (minimum or peak), is issued corresponding digital quantity signal and is sent to
Driving device 4, driving device 4 by being converted or being amplified to digital quantity signal to drive warning device, cut off the power,
According to the difference of measurement point position, 1 to 16 monitoring temperature point can choose.It can choose one or more temperature sensors
1, it needs to select corresponding temperature transmitter module 2 according to the temperature sensor of selection, or select integrated temperature transmitter mould
The analog output line of temperature transmitter module is accessed multi channel testing by the multi channel testing controller 3 of block, temperature transmitter module 2
On the channel of controller 3, setting multi channel testing controller 3 is that repeating query display pattern or single channel are shown, and its alarm is arranged
Parameter is detected by temperature of the temperature sensor 1 to equipment 5, acquires and analyze data-signal, when blower or motor operation
Automatic alarm after failure, timely the exception and potential faults of discovering device, facilitate plant maintenance personnel to take in time and arrange
It applies, removes a hidden danger, avoid that accident occurs, can monitor the operating condition of blower or each position of motor in time, can guarantee
In the failure of first time discovering device, and alarm signal is issued before problem worse, remind the position for needing to overhaul or need
The position to be replaced will cause the equipment of heavy losses and its important especially for shutting down in operation, avoid valuable zero
Part is scrapped.
Embodiment 2
As shown in Fig. 1 to 2, a kind of temperature monitoring method at equipment position, it is characterised in that: the following steps are included:
A, the mounting temperature sensor 1 in equipment 5;
B, 1 detection device 5 of temperature sensor needs to monitor the temperature value at position, and temperature value is converted to electric signal;
C, temperature transmitter module 2 is amplified and is calculated to electric signal, by the analog quantity that electric signal conversion electrical system is general
Signal;
D, multi channel testing controller 3 is acquired and handles to analog signals, after reaching preset value, exports corresponding number
Amount signal feeds back to control system 6 and host computer 7;
E, the digital quantity signal that driving device 4 exports multi channel testing controller 3 is converted or is amplified;
F, digital quantity signal is transferred to control system 6 by driving device 4.
The general analog signals of the electrical system are 4-20mA.
The general analog signals of the electrical system are 0.1-10V.
The temperature value at multiple positions of 1 detection device 5 of temperature sensor.
The signal that temperature sensor 1 is passed to is handled and is converted by the temperature transmitter module 2, by temperature sensor
1 signal is converted into analog signals, and temperature transmitter module 2 is integrated in multi channel testing controller 3.
The multi channel testing controller 3 acquires 7 information of host computer by industrial communication interface.
The host computer 7 is electric current relay, intelligent circuit board, PLC or industrial PC.
The equipment 5 is blower or motor.
Reload temperature sensor 1 is responsible for the temperature that detection device needs to monitor position on equipment key position or Primary Component
Angle value, temperature sensor output signal, and by temperature value, it is converted to the identifiable electric signal of temperature transmitter module 2, transmission
To temperature transmitter module 2, temperature transmitter module 2(is responsible for that the signal of temperature sensor input 1 is amplified and calculated,
It is the electrical systems master die analog quantity signals such as 4-20mA or 0-10V by signal switch, multi channel testing controller 3 is to temperature simulation amount
Signal is acquired and handles, and carries out repeating query to temperature and show, after reaching preset value (minimum or peak), issues phase
The alarm switch signal answered sends driving device 4 to, at the same multi channel testing controller 3 acquired by industrial communication interface it is upper
7 information of machine is transmission actual temperature value in industrial communication, and driving device 4 to digital quantity signal by being converted or being amplified use
To drive warning device, cut off the power, the incoming control signal of driving device 4 is to control system 6, not according to measurement point position
Together, it can choose 1 to 16 monitoring temperature point.It can choose one or more temperature sensors 1, need according to selection
Temperature sensor selects corresponding temperature transmitter module 2, or selects the multi channel testing control of integrated temperature transmitter module
Instrument 3, temperature transmitter module 2 access the analog output line of temperature transmitter module on the channel of multi channel testing controller 3,
Setting multi channel testing controller 3 is that repeating query display pattern or single channel are shown, and its alarm parameters is arranged, and passes through temperature sensing
Device 1 detects the temperature of equipment 5, acquires and analyze data-signal, reports automatically after blower or motor operation failure
Alert, timely the exception and potential faults of discovering device, facilitate plant maintenance personnel to take timely measure, remove a hidden danger, avoid
Generation accident can monitor the operating condition of blower or each position of motor in time, can guarantee that discovery is set in first time
Standby failure, and alarm signal is issued before problem worse, it reminds and needs the position overhauled or the position needed replacing, especially
It is that will cause the equipment of heavy losses and its important for shutting down in operation, avoids valuable part rejection.
Implement simple: the equipment acquired for needs, electric control system are not required to do big change: major loop is without appointing
What is changed;Control loop only needs to do simple change to control route or control software, that is, is able to achieve alarm, cutting function.
At low cost, relative to a traditional alarm table for the temperature acquisition system of an alarm temperature, such method is only
It needs an inspection controller can be realized and monitoring is acquired to multiple temperature signals, and patch electricity can be used in temperature sensor
Resistance, domestic precision ± 0.5% of meter selection and its above road inspection controller can be met the requirements.
Significant effect: can simultaneously monitoring device multiple points, can first time discovering device exception and therefore
Hinder hidden danger, facilitates plant maintenance personnel to take timely measure, remove a hidden danger, avoid that accident occurs, seemed especially using this method
It is important.
By control system 6 and upper 7 machine carry out data real-time data record, audible alarm, light alarm, text prompt,
It can carry out network remote and send information.
The patch type temperature sensing of other brands also can be used in the model ZW/K-201SF4 of the temperature sensor 1
Device, it is desirable that temperature sensor 1, which belongs to thermoelectricity occasionally thermal resistance type power supply and signal wire for patch type, need to match site environment temperature.
The model OHR-213 of the temperature transmitter module 2, input K type thermocouple signal, export 4-20mA or its
His temperature transmitter module, can receive the input signal of thermoelectricity occasionally thermal resistance;4-20mA can be converted by input signal
Analog signals.
The model SWP-LCD-MD81480-12-W-S of the multi channel testing controller 3, can be used other brand functions
Similar multiplex inspector, basic function need to include multi-pass channel receiving signal, with 6 or more channels;Each channel reception
Universal Die analog quantity signal: 4-20mA, 0-10V;With RS485 communication interface, the data that all channels acquire can be spread out of;Tool
There is warning output point;Low price, low precision.
Model JZX-22F (D) -36VAC ~ 3Z6+CZY11A of the driving device 4, or use other electrical first devices
Part, it is desirable that: signal extension or amplification.
The control system 6 can use it using TL-702LI/r31 alarm lamp and ND16-22BS/4 AC220V indicator light
Its onsite alarming and indicator light replace, it is desirable that: indicative function is eye-catching;Alarm lamp needs band buzzer or other auditory tone cues.
The model IPC-820/CF of the host computer 7 can be replaced with other brand industrial personal computers, as equipment carries host computer
An auxiliary function can directly be added.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (8)
1. a kind of temperature monitoring method at equipment position, it is characterised in that: the following steps are included:
A, the mounting temperature sensor (1) on equipment (5);
B, temperature sensor (1) detection device (5) needs to monitor the temperature value at position, and temperature value is converted to electric signal;
C, temperature transmitter module (2) is amplified and is calculated to electric signal, by the simulation that electric signal conversion electrical system is general
Measure signal;
D, multi channel testing controller (3) is acquired and handles to analog signals, after reaching preset value, exports corresponding number
Word amount signal feeds back to control system (6) and host computer (7);
E, the digital quantity signal that driving device (4) exports multi channel testing controller (3) is converted or is amplified;
F, digital quantity signal is transferred to control system (6) by driving device (4).
2. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the electrical system is general
Analog signals be 4-20mA.
3. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the electrical system is general
Analog signals be 0.1-10V.
4. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the temperature sensor
(1) temperature value at multiple positions of detection device (5).
5. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the temperature transmitter mould
The signal that temperature sensor (1) is passed to is handled and is converted by block (2), and the signal of temperature sensor (1) is converted into simulating
Signal is measured, temperature transmitter module (2) is integrated in multi channel testing controller (3).
6. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the multi channel testing control
Instrument (3) acquires host computer (7) information by industrial communication interface.
7. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the host computer (7) is
Electric current relay, intelligent circuit board, PLC or industrial PC.
8. a kind of temperature monitoring method at equipment position as described in claim 1, it is characterised in that: the equipment (5) is wind
Machine or motor.
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CN201910413997.6A CN110132449A (en) | 2019-05-17 | 2019-05-17 | A kind of temperature monitoring method at equipment position |
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CN201910413997.6A CN110132449A (en) | 2019-05-17 | 2019-05-17 | A kind of temperature monitoring method at equipment position |
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Cited By (3)
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CN110631722A (en) * | 2019-09-27 | 2019-12-31 | 共享智能铸造产业创新中心有限公司 | Multi-temperature measurement gun single transmitter system and working method thereof |
CN110967121A (en) * | 2019-12-12 | 2020-04-07 | 大连大学 | Matrix type three-dimensional temperature test monitoring system |
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Application publication date: 20190816 |