CN103279153B - The monitoring system and method for Medium-voltage motor temperature in hydraulic forging press - Google Patents
The monitoring system and method for Medium-voltage motor temperature in hydraulic forging press Download PDFInfo
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- CN103279153B CN103279153B CN201310184946.3A CN201310184946A CN103279153B CN 103279153 B CN103279153 B CN 103279153B CN 201310184946 A CN201310184946 A CN 201310184946A CN 103279153 B CN103279153 B CN 103279153B
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Abstract
The invention discloses the monitoring system and method for Medium-voltage motor temperature in a kind of hydraulic forging press, belong to hydraulic forging press equipment technical field；Including: it is arranged at the temperature sensor module of medium pressure motor internal；The information acquisition module electrically connected with described temperature sensor module；The application of logic circuit module electrically connected with described information acquisition module；The message processing module electrically connected with described application of logic circuit module；And the alarm module electrically connected with described message processing module；Wherein: described information acquisition module also electrically connects with described message processing module.By using technique scheme, present invention achieves the real-time monitoring to Medium-voltage motor internal temperature, utilize Programmable Logic Controller that Medium-voltage motor internal temperature information is analyzed simultaneously, the duty of Medium-voltage motor can be estimated, there is the advantage prevented trouble before it happens；Meanwhile, realize the monitoring to multiple temperature sensor module by an information acquisition module, there is the advantage that work efficiency is high.
Description
Technical field
The invention belongs to hydraulic forging press equipment technical field, particularly relate to Medium-voltage motor temperature in a kind of hydraulic forging press
Monitoring system and method.
Background technology
At present, along with the fast development of forging industry, the usage amount of high-power hydraulic forging press is more and more higher, at present,
High power hydraulic machine many employings Medium-voltage motor mates pump, it is well known, however, that the control of Medium-voltage motor is more complicated,
Meanwhile, along with hydraulic forging press uses being continuously increased of time, the heat that Medium-voltage motor produces is increased dramatically, the most often
Cause Medium-voltage motor to be burned, so, design a kind of system that can in real time Medium-voltage motor internal temperature be monitored and
Method is particularly important.
Summary of the invention
The goal of the invention of the present invention is to overcome the deficiencies in the prior art, proposes a kind of forging compound with real time temperature control function
The monitoring system and method for Medium-voltage motor temperature in press.
The present invention solves that technical problem is adopted the technical scheme that present in known technology:
The monitoring system and method for Medium-voltage motor temperature in a kind of hydraulic forging press, including:
It is arranged at the temperature sensor module of medium pressure motor internal；
The information acquisition module electrically connected with described temperature sensor module；
The application of logic circuit module electrically connected with described information acquisition module；
The message processing module electrically connected with described application of logic circuit module；
And the alarm module electrically connected with described message processing module；
Wherein: described information acquisition module also electrically connects with described message processing module.
As preferably, the present invention additionally uses following technical scheme:
Described temperature sensor module is PT100 thermal resistance, and described information acquisition module is temperature polling instrument, described logic
Circuit module is comparator, and described message processing module is Programmable Logic Controller, described temperature polling instrument and PLC technology
Connected by modbus bus between device.
In a kind of hydraulic forging press, the monitoring method of Medium-voltage motor temperature, comprises the steps:
Step one, temperature sensor module is set at medium pressure motor internal；
Step 2, information acquisition module is utilized to derive and be sent to logic circuit mould by the information of described temperature sensor module
Block and message processing module；
Step 3, the temperature information utilizing application of logic circuit module to collect described information acquisition module compare；
Comparative result is sent to message processing module by step 4, described application of logic circuit module；Described message processing module is first
After being first analyzed the information received judging, then on the one hand it is made whether to start the instruction of alarm module, the opposing party
The information that information acquisition module is derived is shown by face in real time.
Described temperature sensor module is PT100 thermal resistance, and described information acquisition module is temperature polling instrument, described logic
Circuit module is comparator, and described message processing module is Programmable Logic Controller, described temperature polling instrument and PLC technology
Connected by modbus bus between device.
The present invention has the advantage that with good effect:
One, by using technique scheme, present invention achieves the real-time monitoring to Medium-voltage motor internal temperature, with
Medium-voltage motor internal temperature information is analyzed by Shi Liyong Programmable Logic Controller, can enter the duty of Medium-voltage motor
Row assessment, has the advantage prevented trouble before it happens；
Two, using temperature polling instrument as information acquisition module due to the present invention, therefore an information acquisition module is permissible
Realizing the collection to multiple temperature sensor module information, i.e. one information acquisition module can realize multiple stage Medium-voltage motor
The monitoring of internal temperature, therefore has the advantage that work efficiency is high.
Accompanying drawing explanation
Fig. 1 is the first specific embodiment structural representation of the present invention；
Fig. 2 is the second specific embodiment structural representation of the present invention；
Fig. 3 is the flow chart of the present invention.
Wherein: 1, temperature sensor module；2, information acquisition module；3, application of logic circuit module；4, information processing mould
Block；5, alarm module；6, PT100 thermal resistance；7, temperature polling instrument；8, comparator；9, Programmable Logic Controller.
Detailed description of the invention
For the summary of the invention of the present invention, feature and effect can be further appreciated that, hereby enumerate following example, and coordinate accompanying drawing
Describe in detail as follows:
Refer to Fig. 1, the monitoring system of Medium-voltage motor temperature in a kind of hydraulic forging press, including: temperature sensor module 1,
Information acquisition module 2, application of logic circuit module 3, message processing module 4 and alarm module 5；Wherein: be used for monitoring
The temperature sensor module 1 of Medium-voltage motor temperature is arranged at medium pressure motor internal；For collecting temperature sensor assembly 1
The information acquisition module 2 of monitoring signal electrically connects with temperature sensor module 1；Information acquisition module 2 is electric with logic respectively
Road module 3, message processing module 4 electrically connect, and message processing module 4 electrically connects with alarm module 5.
Refer to Fig. 2, the monitoring system of Medium-voltage motor temperature in a kind of hydraulic forging press, including: PT100 thermal resistance 6,
Temperature polling instrument 7, comparator 8, Programmable Logic Controller 9 and alarm module 5；Wherein: two PT100 thermal resistances 6
Electrically connect with temperature polling instrument 7 after parallel connection, temperature polling instrument 7, comparator 8, Programmable Logic Controller 9 and warning mould
Block 5 is sequentially connected electrically, and meanwhile, temperature polling instrument 7 is connected by modbus bus with Programmable Logic Controller 9.
Referring to Fig. 3, in a kind of hydraulic forging press, the monitoring method of Medium-voltage motor temperature, comprises the steps:
Step 101, temperature sensor module 1 is set inside Medium-voltage motor；
Step 102, information acquisition module 2 is utilized to derive and be sent to logic circuit mould by the information of temperature sensor module 1
Block 3 and message processing module 4；
Step 103, the temperature information utilizing application of logic circuit module 3 to collect above-mentioned information acquisition module 2 compare；
Comparative result is sent to message processing module 4 by step 104, application of logic circuit module 3；Message processing module 4 is first
After being analyzed the information received judging, then on the one hand it is made whether to start the instruction of alarm module 5, the opposing party
The information that information acquisition module 2 is derived is shown by face in real time.
The operation principle of the present invention is: temperature sensor module 1 senses the temperature value within Medium-voltage motor, changing temperature
Variables transformations is the variable quantity of resistance value, and information acquisition module 2 imports in temperature sensor module 1 to constant current signal, enters
And the variable quantity of resistance value is embodied by the knots modification of magnitude of voltage, the voltage letter that information acquisition module 2 will collect
Number one side is sent to message processing module 4 by application of logic circuit module 3, is on the other hand transmitted directly to message processing module
4 show；First voltage signal is compared by application of logic circuit module 3, in the range of voltage signal is in secure threshold
Time, then application of logic circuit module 3 sends safety command to message processing module 4, does not the most start alarm module 5, works as voltage
When signal is in outside secure threshold scope, then application of logic circuit module 3 sends dangerous command to message processing module 4, now
Announcement information processing module 4 starts alarm module 5.
Above a kind of embodiment of the present invention is described in detail, but described content has been only presently preferred embodiments of the present invention,
It is not to be regarded as the practical range for limiting the present invention.All impartial changes made according to the present patent application scope and improvement,
The such as restriction etc. to PT100 thermal resistance quantity, within all should still belonging to the patent covering scope of the present invention.
Claims (2)
1. the monitoring system of Medium-voltage motor temperature in a hydraulic forging press, it is characterised in that: including:
It is arranged at the temperature sensor module of medium pressure motor internal；
The information acquisition module electrically connected with described temperature sensor module；
The application of logic circuit module electrically connected with described information acquisition module；
The message processing module electrically connected with described application of logic circuit module；
And the alarm module electrically connected with described message processing module；
Wherein: described information acquisition module also electrically connects with described message processing module；
Wherein: described temperature sensor module is PT100 thermal resistance, described information acquisition module is temperature polling instrument, institute
Stating application of logic circuit module is comparator, and described message processing module is Programmable Logic Controller, described temperature polling instrument and can compiling
Connected by modbus bus between range controller；
Said temperature sensor assembly sensing temperature value within Medium-voltage motor, is converted into resistance value by the knots modification of temperature
Variable quantity, constant current signal is imported in temperature sensor module by information acquisition module, and then is passed through by the variable quantity of resistance value
The knots modification of magnitude of voltage embodies, and on the one hand the voltage signal collected is passed through application of logic circuit module by information acquisition module
It is sent to message processing module, is on the other hand transmitted directly to message processing module and shows；Application of logic circuit module is first
Comparing voltage signal, when voltage signal is in the range of secure threshold, then application of logic circuit module is to information processing
Module sends safety command, does not the most start alarm module, when outside voltage signal is in secure threshold scope, then and logic
Circuit module sends dangerous command to message processing module, and now announcement information processing module starts alarm module.
2. the monitoring method of Medium-voltage motor temperature in a hydraulic forging press, it is characterised in that: comprise the steps:
Step one, temperature sensor module is set at medium pressure motor internal；Described temperature sensor module is PT100
Thermal resistance；Said temperature sensor assembly sensing temperature value within Medium-voltage motor, is converted into resistance by the knots modification of temperature
The variable quantity of value, constant current signal is imported in temperature sensor module by information acquisition module, and then by the variable quantity of resistance value
Embodied by the knots modification of magnitude of voltage；
Step 2, information acquisition module is utilized to derive and be sent to logic circuit mould by the information of described temperature sensor module
Block and message processing module；Described information acquisition module is temperature polling instrument；Described application of logic circuit module is comparator；Letter
On the one hand the voltage signal collected is sent to message processing module, the opposing party by application of logic circuit module by breath acquisition module
Face is transmitted directly to message processing module and shows；
Step 3, the temperature information utilizing application of logic circuit module to collect described information acquisition module compare；Logic
First voltage signal is compared by circuit module, when voltage signal is in the range of secure threshold, then and logic circuit mould
Block sends safety command to message processing module, does not the most start alarm module, when voltage signal is in secure threshold scope
Time outer, then application of logic circuit module sends dangerous command to message processing module；
Comparative result is sent to message processing module by step 4, described application of logic circuit module；Described message processing module is first
After being first analyzed the information received judging, then on the one hand it is made whether to start the instruction of alarm module, the opposing party
The information that information acquisition module is derived is shown by face in real time；Described message processing module is Programmable Logic Controller；Described
Connected by modbus bus between temperature polling instrument and Programmable Logic Controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310184946.3A CN103279153B (en) | 2013-05-17 | 2013-05-17 | The monitoring system and method for Medium-voltage motor temperature in hydraulic forging press |
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| CN201310184946.3A CN103279153B (en) | 2013-05-17 | 2013-05-17 | The monitoring system and method for Medium-voltage motor temperature in hydraulic forging press |
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| CN103279153A CN103279153A (en) | 2013-09-04 |
| CN103279153B true CN103279153B (en) | 2016-12-28 |
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| CN201310184946.3A Active CN103279153B (en) | 2013-05-17 | 2013-05-17 | The monitoring system and method for Medium-voltage motor temperature in hydraulic forging press |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522094B (en) * | 2014-09-29 | 2018-07-31 | 天津市天锻压力机有限公司 | The constant-power control method of proportioning pump is driven based on Medium-voltage motor |
| CN104539878A (en) * | 2014-11-13 | 2015-04-22 | 天津市天锻压力机有限公司 | Dynamic visual monitoring system for aluminum alloy hub forging automatic production line |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11327660A (en) * | 1998-05-08 | 1999-11-26 | Matsushita Electric Ind Co Ltd | Temperature controller |
| CN201821221U (en) * | 2010-10-18 | 2011-05-04 | 天津市天锻压力机有限公司 | Protecting structure of medium-voltage motor used in hydraulic press system |
| CN102023663A (en) * | 2010-12-01 | 2011-04-20 | 刘忠玉 | Temperature control system of touch screen drying oven |
| CN202206122U (en) * | 2011-08-05 | 2012-04-25 | 深圳市神飞电子科技有限公司 | Thermal protection module for electrical machine of security check equipment |
| CN103034261A (en) * | 2012-12-07 | 2013-04-10 | 无锡风电设计研究院有限公司 | Permanent magnet generator temperature control system |
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