CN102290787A - Protective monitoring device with temperature measurement of microcomputer electromotor - Google Patents
Protective monitoring device with temperature measurement of microcomputer electromotor Download PDFInfo
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- CN102290787A CN102290787A CN2010102036230A CN201010203623A CN102290787A CN 102290787 A CN102290787 A CN 102290787A CN 2010102036230 A CN2010102036230 A CN 2010102036230A CN 201010203623 A CN201010203623 A CN 201010203623A CN 102290787 A CN102290787 A CN 102290787A
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Abstract
The invention discloses a protective monitoring device with temperature measurement of a microcomputer electromotor. The protective monitoring device is characterized in that a temperature sensor module, a power supply module, an output alarm module, a communication module, other input and output modules and a display module are all connected with a main control unit module, wherein the temperature sensor module is used for realizing the conversion of the temperature of connecting parts (such as a switch cabinet, an enclosed busbar, a disconnecting switch, a cable head and the like) of power equipment; the main control unit module is used for realizing functions such as detection, protection, recording and the like according to an input signal; the output alarm module is used for providing an alarm tripping outlet; by setting different parameters, different delays from 0.1s to 60.0 s can be realized, the temperature protection for different temperatures ranging from 1 DEG C to 120 DEG C and at most 12 temperature detecting points is realized, thereby achieving the purpose of preventing major accidents from happening by detecting the temperatures of the connecting parts of the power equipment.
Description
Technical field
The thermometric microcomputer motor protective monitoring device of band of the present invention relates to a kind of motor protection monitoring technique field, particularly measures protection, monitoring, the control technology field of the microcomputer type low-tension motor of power equipment connecting portion temperature.
Background technology
Along with modernization, the fast development of automated production, demand to electric power also constantly increases, safe operation to electric power seems particularly important, temperature is an important parameter of the normal operation of textual criticism primary equipment, the power equipment connecting portion, because temperature Change, environmental pollution, serious overload operation, reasons such as contact oxidation cause the contact contact portion to change, finally cause contact resistance to increase, when electric current passed through, temperature raise, thereby cause ageing equipment, insulation descends, and serious can also trigger arc short circuit, burns out equipment, enlarge the device damage scope, reduce service life of equipment, even cause primary equipment blast on fire easily, especially movable disconnecting link moving, the fixed contact part is more serious, the failure rate height, these all at every moment threaten the safe operation of power equipment.
Summary of the invention
To the objective of the invention is the deficiency that causes event of failure because of the overheated damage equipment of power equipment connecting portion in order overcoming, to design a kind of thermometric microcomputer motor protective monitoring device of being with that has measurement, monitors power equipment connecting portion temperature.Its technical scheme that adopts is: comprise the main control unit module, temperature sensor module, power module, the output alarm module, communication module, other input/output modules and display module are in interior structure, it is characterized in that: temperature sensor module, power module, the output alarm module, communication module, other input/output modules and display module all are connected with the main control unit module, temperature sensor module realizes that the power equipment connecting portion is (as switch cubicle, enclosed busbar, isolating switch, cable is first-class) conversion of temperature, the main control unit module realizes detecting according to input signal, protection, functions such as record, output alarm module provide the tripping operation outlet of reporting to the police; Display module is realized human-computer dialogue, and communication module provides standard Modbus or Profibus industrial bus, can realize the temperature protection of 0.1s to the different delayed time of 60.0s, 1 ℃ to 120 ℃ different temperatures scope, maximum 12 points for measuring temperature by setting different parameters.The positive effect of implementing after this technology is: device can be realized the temperature detection to the power equipment connecting portion of multiple spot, in time send warning in case find the temperature anomaly situation, avoid causing serious failure accident, thereby reach the purpose that the temperature that detects the power equipment connecting portion avoids major accident to take place.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Wherein: 1-main control unit module, 2-communication module, 3-display module, 4-power module, 5-alarm output module, 6-temperature sensor module, other input/output modules of 7-;
Embodiment
Below in conjunction with accompanying drawing the present invention is further described:
See accompanying drawing 1; power module 4; alarm output module 5; temperature sensor module 6; communication module 2; other input/output modules 7 and display module 3 all are connected with main control unit module 1; power module 4 provides the power supply that needs for each module; main control unit module 1 is the core of device; input signal to temperature sensor module 6 carries out computing; logic analysis; to alarm output module 5; communication module 2 and display module 3 send temperature alarming and other various alarm and protection actions; produce data record; display module 3 provides the man-machine interface of optimization; can inquire about all measurement data; record data; and can inquire about and adjust various protection definite values and device parameter; communication module 2 provides different fieldbus modes; satisfy the different system requirement; the temperature sensor module 6 inner DS1B20 one line temperature sensors that adopt; measuring range-55 is ℃ to 125 ℃; precision ± 0.5 ℃ in-10 ℃ to 85 ℃ scopes; 3 DS18B20 adopt bus mode to connect; DS18B20 temperature sensor and primary system do not have and are electrically connected; by high heat conduction; insulating material is given the DS18B20 temperature sensor temperature conduction of a power equipment connecting portion; convert digital signal to and send to main control unit module 1 by bus; main control unit module 1 can be connected with 4 temperature sensor module 6; 3 points for measuring temperature in 4 tunnel each loop monitoring temperature of totally 12 points for measuring temperature is provided; other input/output modules 7 can realize the various measurements of motor; monitoring and defencive function, power module 4 can insert friendship; direct current 220V power supply.
See accompanying drawing 1, temperature sensor module 6 is issued main control unit module 1 to the temperature signal of each tie point of gathering, carry out operational analysis by main control unit module 1, if exceed the allowable temperature scope of setting, send instruction or information and give alarm output module 5 output of reporting to the police, finish to the supervision of power equipment connecting portion temperature with to user's caution, improve the fail safe and the reliability of whole electric power system electricity consumption.
Claims (4)
1. be with thermometric microcomputer motor protective monitoring device; comprise the main control unit module; temperature sensor module; power module; the output alarm module; communication module; other input/output modules and display module are in interior structure; it is characterized in that: temperature sensor module; power module; the output alarm module; communication module; other input/output modules and display module all are connected with the main control unit module; temperature sensor module realizes the conversion of power equipment connecting portion temperature; the main control unit module realizes detecting according to input signal; protection; functions such as record; the output alarm module provides the tripping operation outlet of reporting to the police, and other input/output modules 7 can realize the various measurements of motor; monitoring and defencive function.
2. according to claim 1ly be with thermometric microcomputer motor protective monitoring device; it is characterized in that: the inner DS18B20 of employing of temperature sensor module one line temperature sensor; 3 DS18B20 adopt bus mode to connect; DS18B20 temperature sensor and primary system do not have and are electrically connected; give the DS18B20 temperature sensor temperature conduction of a power equipment connecting portion by high heat conduction, insulating material, convert digital signal to and send to the main control unit module by bus.
3. according to claim 1ly be with thermometric microcomputer motor protective monitoring device, it is characterized in that: the main control unit module can be connected with 4 temperature sensor module, and 3 points for measuring temperature in 4 tunnel each loop monitoring temperature of totally 12 points for measuring temperature is provided.
4. according to claim 1ly be with thermometric microcomputer motor protective monitoring device, it is characterized in that: can realize the temperature protection of 0.1s to the different delayed time of 60.0s, 1 ℃ to 120 ℃ different temperatures scope, maximum 12 points for measuring temperature by setting different parameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102036230A CN102290787A (en) | 2010-06-18 | 2010-06-18 | Protective monitoring device with temperature measurement of microcomputer electromotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102036230A CN102290787A (en) | 2010-06-18 | 2010-06-18 | Protective monitoring device with temperature measurement of microcomputer electromotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102290787A true CN102290787A (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102036230A Pending CN102290787A (en) | 2010-06-18 | 2010-06-18 | Protective monitoring device with temperature measurement of microcomputer electromotor |
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| Country | Link |
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| CN (1) | CN102290787A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2597971Y (en) * | 2003-01-30 | 2004-01-07 | 费万民 | On line detector for high-voltage switch bus temp. |
| US20070097566A1 (en) * | 2005-10-12 | 2007-05-03 | Woods Samuel G | Control and protection methodologies for a motor control module |
| CN101055209A (en) * | 2007-05-31 | 2007-10-17 | 淄博惠工仪器有限公司 | Switch cabinet contact temperature monitoring and alarming system |
| CN201413200Y (en) * | 2009-05-26 | 2010-02-24 | 鞍钢集团矿业公司 | High-voltage switch contact temperature wireless monitoring device |
| CN101710003A (en) * | 2009-12-01 | 2010-05-19 | 山西大学 | On-line temperature monitoring system of high-voltage power switch |
| CN201805214U (en) * | 2010-06-18 | 2011-04-20 | 上海华建电力设备股份有限公司 | Microcomputer electric motor protective monitoring device with temperature measuring function |
-
2010
- 2010-06-18 CN CN2010102036230A patent/CN102290787A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2597971Y (en) * | 2003-01-30 | 2004-01-07 | 费万民 | On line detector for high-voltage switch bus temp. |
| US20070097566A1 (en) * | 2005-10-12 | 2007-05-03 | Woods Samuel G | Control and protection methodologies for a motor control module |
| CN101055209A (en) * | 2007-05-31 | 2007-10-17 | 淄博惠工仪器有限公司 | Switch cabinet contact temperature monitoring and alarming system |
| CN201413200Y (en) * | 2009-05-26 | 2010-02-24 | 鞍钢集团矿业公司 | High-voltage switch contact temperature wireless monitoring device |
| CN101710003A (en) * | 2009-12-01 | 2010-05-19 | 山西大学 | On-line temperature monitoring system of high-voltage power switch |
| CN201805214U (en) * | 2010-06-18 | 2011-04-20 | 上海华建电力设备股份有限公司 | Microcomputer electric motor protective monitoring device with temperature measuring function |
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Application publication date: 20111221 |