CN104112349A - High-voltage cable connector wireless temperature measuring apparatus - Google Patents
High-voltage cable connector wireless temperature measuring apparatus Download PDFInfo
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- CN104112349A CN104112349A CN201410249936.8A CN201410249936A CN104112349A CN 104112349 A CN104112349 A CN 104112349A CN 201410249936 A CN201410249936 A CN 201410249936A CN 104112349 A CN104112349 A CN 104112349A
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- temperature measuring
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- voltage cable
- chip microcomputer
- radio
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Measuring Temperature Or Quantity Of Heat (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to a high-voltage cable connector wireless temperature measuring apparatus. The wireless temperature measuring apparatus comprises a temperature measuring device, a receiving device and a monitoring computer terminal. The wireless temperature measuring apparatus is characterized in that: the temperature measuring device comprises a power supply management part, a temperature collection part, and a radio-frequency emission part which are connected to a data processing part through interfaces; the receiving device comprises a power supply management device, a radio-frequency receiving part and a data communication part which are connected to a data processing part through interfaces; the monitoring computer terminal comprises a data communication part and a monitoring computer which are connected; the temperature measuring device and the receiving device emit and receive data through radio-frequency emission; and the receiving device and the monitoring computer terminal transfer data through a plurality of manners comprising Ethernet communication, RS485 communication and GPRS communication. Compared with the prior art, the beneficial effects of the wireless temperature measuring apparatus are: 1) powerful functions, simple operation, safety and reliability; 2) capability of providing energy by itself and being free of maintenance; 3) measurement accuracy and no insulation problem; 4) capability of adopting the plurality of communication manners and being prone to system expansion; and 5) a wide application scope.
Description
Technical field
The present invention relates to automatic monitoring control technology field, relate in particular to a kind of high-voltage cable joint wireless temperature measuring device.
Background technology
Cable is important transmission of electricity carrier, along with improving constantly of the high speed development of electrical network and power equipment, technology, cable reliability of operation has been had to higher requirement.In the Monitoring Data of primary equipment, temperature is to weigh an important parameter of primary equipment ruuning situation, and cable splice in high-tension switch cabinet inside cable joint, cable duct etc. are because product quality is not good enough, crimping is tight, long-time running causes material ageing, contact resistance to increase, in the time that load increases, occur that joint is overheated, even burn.And the quality of joint quality, the discovery that can only be in operation, and more longly more easily there is the overheated accident of burning working time.Because heat generating spot is in sealed cabinet or in cable duct, in service forbidding opens, and operator on duty cannot find heating problem by normal supervision means.
Temperature of cable junction exceeds standard, directly affect the safe and stable operation of equipment, and, problems of excessive heat is the process of a development, if do not controlled, degree of superheat is aggravation constantly, and performance and equipment life to insulating part has a huge impact, cause device damage even to threaten personal safety, therefore must carry out real-time follow-up monitoring to cable splice place.
Summary of the invention
The invention provides a kind of high-voltage cable joint wireless temperature measuring device, it is got from cable can, and the temperature signal of the on-the-spot each cable splice of Real-time Collection, with wireless radio frequency mode, by data upload, data convert ethernet communication mode, RS485 communication mode or GPRS communication mode and Control Room background communication to after single-chip microcomputer is processed.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of high-voltage cable joint wireless temperature measuring device, comprises temperature measuring equipment, receiving trap and monitoring computer terminal, and described temperature measuring equipment is made up of the power management part being connected by interface with data processing section, temperature acquisition part and radio-frequency transmissions part; Receiving trap is grouped into by the power management part being connected by interface with data processing section, radio frequency reception part and data communication section; Monitoring computer terminal is made up of the data communication part and the monitoring computer that are connected; Described temperature measuring equipment and receiving trap be by radio frequency transmit and receive data, adopts ethernet communication, RS485 to communicate by letter and the GPRS various ways transmission data of communicating by letter between receiving trap and monitoring computer terminal.
The temperature acquisition part of described temperature measuring equipment adopts digital temperature sensor, and data processing section adopts MSP430 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
The data processing section of described receiving trap adopts STM32F407ZGT6 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
Described temperature measuring equipment adopts distributing to be connected with testee on the spot, is got and can be powered to temperature measuring equipment through electric power management circuit by magnet ring.
Described RS485 communication adopts MAX485, and GPRS adopts SIM900 tetra-frequency modules, and ethernet PHY adopts DP83620.
Described digital temperature sensor adopts I2C interface to be connected with P1.2, the P1.3 of MSP430 single-chip microcomputer, and MSP430 single-chip microcomputer P1.0, P1.1, P2.3, P2.4, P2.5 adopt serial line interface to be connected with radio-frequency transmissions part.
PE2, the PE3 of described STM32F407ZGT6 single-chip microcomputer, PE4, PE5, PE6 adopt serial line interface to be connected with radio frequency reception part
PB10, the PB11 of described STM32F407ZGT6 single-chip microcomputer is connected with RS485 chip MAX485, PC6, the PC7 serial line interface of GPRS module and single-chip microcomputer are connected, and ethernet PHY chip adopts RMII interface to be connected with single-chip microcomputer.
Compared with prior art, the invention has the beneficial effects as follows:
1) there is the feature of multifunction, intellectuality, networking, microminiaturization, wireless penetration, in conjunction with advanced computer technology, mechanics of communication and microelectric technique, taking embedded system as core, use high-precision digital temperature sensor, by reliable radio-frequency communication means, powerful, easy and simple to handle, safe and reliable, the Real-Time Monitoring of high performance-price ratio of realization, warning system.
2) magnet ring is got and can be processed rear powering load, and unnecessary electric energy, to the charging of lithium electricity, reaches non-maintaining.Solving heat generating spot safeguards inconvenient in sealed cabinet or in cable duct.
3) temperature measuring equipment directly contacts with testee, and the temperature of measurement more accurately and reliably; Equipotential design solves the Insulation Problems with testee; All-metal shielding design improves antijamming capability.Temperature measuring equipment and receiving trap be without contacting directly, naked problem.
4) adopt the multiple communication modes such as wireless, RS485 bus, GPRS packet radio, Ethernet to combine, be easy to the expansion of system.The application of wireless device simultaneously makes to install very convenient, and system change is also very convenient.
5) the present invention can be widely used in the national large and medium-sized enterprise such as electric power, metallurgy, petrochemical industry, high-voltage cable joint to these enterprises and high-tension switch cabinet nipple are monitored in real time, intellectual analysis giving warning in advance while producing in accident potential, effectively avoid the generation of accident, to ensure the safety of production run.
Brief description of the drawings
Fig. 1 is temperature measuring equipment annexation schematic diagram of the present invention.
Fig. 2 is receiving trap annexation schematic diagram of the present invention.
Fig. 3 is the pinouts of MSP430 single-chip microcomputer.
Fig. 4 is the pinouts of STM32F407ZGT6 single-chip microcomputer.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
A kind of high-voltage cable joint wireless temperature measuring device of the present invention, comprise temperature measuring equipment, receiving trap and monitoring computer terminal, described temperature measuring equipment is made up of the power management part being connected by interface with data processing section, temperature acquisition part and radio-frequency transmissions part; Receiving trap is grouped into by the power management part being connected by interface with data processing section, radio frequency reception part and data communication section; Monitoring computer terminal is made up of the data communication part and the monitoring computer that are connected; Described temperature measuring equipment and receiving trap be by radio frequency transmit and receive data, adopts ethernet communication, RS485 to communicate by letter and the GPRS various ways transmission data of communicating by letter between receiving trap and monitoring computer terminal.
Seeing Fig. 1, is the annexation schematic diagram of the temperature measuring equipment in a kind of high-voltage cable joint wireless temperature measuring device of the present invention.The temperature acquisition part of described temperature measuring equipment adopts high-precision digital temperature sensor, and data processing section adopts low-power consumption MSP430 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
Seeing Fig. 3, is the pinouts of MSP430 single-chip microcomputer.Described high-precision digital temperature sensor adopts I2C interface to be connected with P1.2, the P1.3 of low-power consumption MSP430 single-chip microcomputer, and low-power consumption MSP430 single-chip microcomputer P1.0, P1.1, P2.3, P2.4, P2.5 adopt serial line interface to be connected with radio-frequency transmissions part.
Seeing Fig. 2, is the receiving trap annexation schematic diagram in a kind of high-voltage cable joint wireless temperature measuring device of the present invention.The data processing section of described receiving trap adopts STM32F407ZGT6 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
Seeing Fig. 4, is the pinouts of STM32F407ZGT6 single-chip microcomputer.PE2, the PE3 of described STM32F407ZGT6 single-chip microcomputer, PE4, PE5, PE6 and radio frequency reception part adopt serial line interface to be connected, and PB10, the PB11 of described STM32F407ZGT6 single-chip microcomputer is connected with RS485 chip MAX485, PC6, the PC7 serial line interface of GPRS module and single-chip microcomputer are connected, and ethernet PHY chip is connected with single-chip microcomputer employing RMII interface.
Described temperature measuring equipment adopts distributing to be connected with testee on the spot, is got and can be powered to temperature measuring equipment through electric power management circuit by magnet ring.
Described receiving trap is communicated by letter with monitoring computer terminal data and is adopted ethernet communication, RS485 to communicate by letter and the GPRS various ways of communicating by letter.Described RS485 communication adopts MAX485, and GPRS adopts SIM900 tetra-frequency modules, and ethernet PHY adopts DP83620.
Described temperature measuring equipment is provided with LED state pilot lamp.
Described receiving trap is provided with input keyboard and LCDs.
Principle of work of the present invention is: temperature measuring equipment is launched through radio-frequency transmissions part gathering after the temperature data coming is processed, the radio frequency reception part of receiving trap receives temperature data and is distributed to data communication section through data processing division and divides, and the data communication part of monitoring computer terminal realizes real-time data analysis, demonstration and storage after receiving data on monitoring computer.
Claims (8)
1. a high-voltage cable joint wireless temperature measuring device, comprise temperature measuring equipment, receiving trap and monitoring computer terminal, it is characterized in that, described temperature measuring equipment is made up of the power management part being connected by interface with data processing section, temperature acquisition part and radio-frequency transmissions part; Receiving trap is grouped into by the power management part being connected by interface with data processing section, radio frequency reception part and data communication section; Monitoring computer terminal is made up of the data communication part and the monitoring computer that are connected; Described temperature measuring equipment and receiving trap be by radio frequency transmit and receive data, adopts ethernet communication, RS485 to communicate by letter and the GPRS various ways transmission data of communicating by letter between receiving trap and monitoring computer terminal.
2. a kind of high-voltage cable joint wireless temperature measuring device according to claim 1, it is characterized in that, the temperature acquisition part of described temperature measuring equipment adopts digital temperature sensor, and data processing section adopts MSP430 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
3. a kind of high-voltage cable joint wireless temperature measuring device according to claim 1, is characterized in that, the data processing section of described receiving trap adopts STM32F407ZGT6 single-chip microcomputer, and radio-frequency transmissions part adopts the SI4432 of Silicon Labs company.
4. a kind of high-voltage cable joint wireless temperature measuring device according to claim 1, is characterized in that, described temperature measuring equipment adopts distributing to be connected with testee on the spot, is got and can be powered to temperature measuring equipment through electric power management circuit by magnet ring.
5. a kind of high-voltage cable joint wireless temperature measuring device according to claim 1, is characterized in that, described RS485 communication adopts MAX485, and GPRS adopts SIM900 tetra-frequency modules, and ethernet PHY adopts DP83620.
6. a kind of high-voltage cable joint wireless temperature measuring device according to claim 2, it is characterized in that, described digital temperature sensor adopts I2C interface to be connected with P1.2, the P1.3 of MSP430 single-chip microcomputer, and MSP430 single-chip microcomputer P1.0, P1.1, P2.3, P2.4, P2.5 adopt serial line interface to be connected with radio-frequency transmissions part.
7. a kind of high-voltage cable joint wireless temperature measuring device according to claim 3, is characterized in that, PE2, the PE3 of described STM32F407ZGT6 single-chip microcomputer, PE4, PE5, PE6 adopt serial line interface to be connected with radio frequency reception part
8. a kind of high-voltage cable joint wireless temperature measuring device according to claim 5, it is characterized in that, PB10, the PB11 of described STM32F407ZGT6 single-chip microcomputer is connected with RS485 chip MAX485, PC6, the PC7 serial line interface of GPRS module and single-chip microcomputer are connected, and ethernet PHY chip adopts RMII interface to be connected with single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249936.8A CN104112349A (en) | 2014-06-06 | 2014-06-06 | High-voltage cable connector wireless temperature measuring apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410249936.8A CN104112349A (en) | 2014-06-06 | 2014-06-06 | High-voltage cable connector wireless temperature measuring apparatus |
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| CN104112349A true CN104112349A (en) | 2014-10-22 |
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| CN201410249936.8A Pending CN104112349A (en) | 2014-06-06 | 2014-06-06 | High-voltage cable connector wireless temperature measuring apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483032A (en) * | 2014-12-30 | 2015-04-01 | 国家电网公司 | Ring main unit cable head temperature on-line monitoring device and temperature measuring method |
| CN105181160A (en) * | 2015-11-03 | 2015-12-23 | 国家电网公司 | Wireless temperature measurement system |
| CN108444614A (en) * | 2018-06-25 | 2018-08-24 | 国网冀北电力有限公司唐山供电公司 | A kind of GIS cable terminals temperature wireless monitoring system |
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| CN203910004U (en) * | 2014-06-06 | 2014-10-29 | 辽宁立德电力电子股份有限公司 | Wireless temperature measuring device for high-pressure cable joint |
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Patent Citations (6)
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104483032A (en) * | 2014-12-30 | 2015-04-01 | 国家电网公司 | Ring main unit cable head temperature on-line monitoring device and temperature measuring method |
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Application publication date: 20141022 |