CN204595110U - Distribution transforming intelligent online monitoring device - Google Patents
Distribution transforming intelligent online monitoring device Download PDFInfo
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- CN204595110U CN204595110U CN201520140227.6U CN201520140227U CN204595110U CN 204595110 U CN204595110 U CN 204595110U CN 201520140227 U CN201520140227 U CN 201520140227U CN 204595110 U CN204595110 U CN 204595110U
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Abstract
Distribution transforming intelligent online monitoring device, this device comprises the collecting sensor signal system that is connected with multiple sensors, described sensor at least comprises the vibration transducer, the temperature sensor that are arranged on distribution transforming outer container, be positioned over the pressure transducer of distribution transforming fuel tank, be placed in the sound transducer near distribution transforming; The master controller that described collecting sensor signal system is made up of microprocessor and peripheral circuit form, and this master controller becomes transmission data by the various signals collecting each sensor collection; Described collecting sensor signal system selects STM32F103 microprocessor as master controller, and this master controller is connected to the A8 host computer that various transmission data upload can be received by serial connection mouth; Described A8 host computer, by parallel data grabbing card connecting fluid crystal display, respectively connected GPRS module and RF module by dual serial mouth, and sends note to corresponding with SIM card terminating machine by described at least one GPRS module.
Description
Technical field
The utility model relates to a kind of intelligent online monitoring device for substation transformer, belong to the safety monitoring technology field of controller switching equipment.
Background technology
The safe operation of distribution line is the basis ensureing all trades and professions safety utilization of electric power, and the safe operation of distribution line depends on the normal work of controller switching equipment, due to controller switching equipment, overload operation as long-term in transformer, once break down, the safe operation of distribution line certainly will be affected, for this reason, online monitoring is carried out to controller switching equipment, especially distribution transforming, be conducive to the operation working condition that power department understands distribution transforming in time, for reduction accident rate, minimizing accident maintenance time provide reliable guarantee.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provides a kind of structure to form rationally, easy to use and reliable, safety, can Real-Time Monitoring and sensitive monitoring, realizes the distribution transforming intelligent online monitoring device of distribution line safe operation.
The purpose of this utility model has been come by following technical solution, a kind of distribution transforming intelligent online monitoring device, this device comprises the collecting sensor signal system that is connected with multiple sensors, described sensor at least comprises the vibration transducer, the temperature sensor that are arranged on distribution transforming outer container, be positioned over the pressure transducer of distribution transforming fuel tank, be placed in the sound transducer near distribution transforming; The master controller that described collecting sensor signal system is made up of microprocessor and peripheral circuit form, and this master controller becomes transmission data by the various signals collecting each sensor collection, upload the A8 host computer in supplying monitoring in real time.
The vibration signal of vibration transducer described in the utility model to be one can be by range 0-10mm/s directly changes the CZ891 vibration transducer of 4-20mA output current signal into, and the current signal of vibration is become the transmission data of vibration by described collecting sensor signal system by AD sampling;
Described temperature sensor is at least the temperature signal of collection directly can be become digital signal by road DS18B20 digital temperature sensor through AD conversion, and described collecting sensor signal system directly reads the digital signal of temperature by an I/O interface and become the transmission data of temperature;
Described pressure transducer is can be the 20B-10MPIG pressure transducer that the pressure signal of 0-10Mpa directly changes 4-20mA output current signal into by range, and the current signal of pressure is become the transmission data of pressure by described collecting sensor signal system by AD sampling;
Described sound transducer is a WST60M noise transducer that voice signal can be directly changed into noisy digit signal by AD, and described collecting sensor signal system to be connected with the communication of described WST60M noise transducer by a serial connection mouth and to read the digital signal of noise and become the transmission data of noise;
Described collecting sensor signal system selects STM32F103 microprocessor as master controller, and this master controller is connected to the A8 host computer that various transmission data upload can be received by serial connection mouth.
Collecting sensor signal system described in the utility model be also connected with at least one be arranged near distribution transforming, the heat that toy moves to control low and high level change can be responded to release infrared sensor, described collecting sensor signal system acquisition heat releases the low and high level signal that infrared sensor produces, and monitors by the change formation toy of this low and high level signal the A8 host computer transmitting data upload and receive;
Described temperature sensor has two-way, and wherein the setting of distribution transforming outer container is close to by a temperature sensor, to gather the temperature of distribution transforming outer container; Another road is arranged on the wall bushing of distribution transforming, to gather the temperature of terminal box.
What A8 host computer described in the utility model was selected is a kind of AM335X microprocessor based on ARMcortex-A8, with the SD card being greater than 2G, it connects the liquid crystal display that can show various data in real time by parallel data grabbing card, respectively connected GPRS module and RF module by dual serial mouth, and send note to corresponding with SIM card terminating machine by described at least one GPRS module; Described A8 host computer and collecting sensor signal system are all installed in a monitoring box body, and the front of described monitoring box body is provided with described liquid crystal display.
The utility model is mainly for the deficiency of traditional transformer fault diagnosis aspect, particularly to the problem of non-hot stall and the unconspicuous thermal fault detection difficulty of early stage heating, the vibration signal analyzing transformer body itself is adopted to judge whether transformer exists incipient fault; Sensor can be organized by installing on oil tank of transformer more, realize sampling to the vibration acceleration signal of transformer oil box top, bottom, front, side, ambient noise signal, monitor the voltage harmonic content that the temperature of transformer and transformer export simultaneously, realize deformation of transformer winding, loosen, the real time on-line monitoring of the internal fault such as core slackness.
The utility model installs simple, sensitive monitoring, once transformer occurs abnormal, namely GPRS module in device sends the information such as transformer alarm status, fault type and fault-time in time to the background system (or mobile phone) of setting, so that maintainer's Timeliness coverage, eliminating transformer fault hidden danger, improve the power supply quality of electrical network.
The utility model has structure composition rationally, easy to use and reliable, safety, can Real-Time Monitoring and sensitive monitoring, realizes the features such as distribution line safe operation.
Accompanying drawing explanation
Fig. 1 is structure described in the utility model composition schematic diagram.
Fig. 2 is collecting sensor signal system principle diagram described in the utility model.
Fig. 3 is the theory diagram of A8 host computer described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail: shown in Fig. 1, a kind of distribution transforming intelligent online monitoring device described in the utility model, this device comprises the collecting sensor signal system 1 that is connected with multiple sensors, described sensor at least comprises at least one vibration transducer 3 be arranged in distribution transforming 2, at least one temperature sensor 4, be positioned over the pressure transducer 5 of distribution transforming 2 fuel tank, be placed in the sound transducer 6 near distribution transforming 2; The master controller that described collecting sensor signal system 1 is made up of microprocessor and peripheral circuit form, and this master controller becomes transmission data by the various signals collecting each sensor collection, upload the A8 host computer 7 in supplying monitoring in real time.
Shown in composition graphs 2, the vibration signal of described vibration transducer 3 to be one can be by range 0-10mm/s directly changes the CZ891 vibration transducer of 4-20mA output current signal into, and the current signal of vibration is become the transmission data of vibration by described collecting sensor signal system 1 by AD sampling;
Described temperature sensor 4 is at least the temperature signal of collection directly can be become digital signal by road DS18B20 digital temperature sensor through AD conversion, and described collecting sensor signal system directly reads the digital signal of temperature by an I/O interface and become the transmission data of temperature;
Described pressure transducer 5 is can be the 20B-10MPIG pressure transducer that the pressure signal of 0-10Mpa directly changes 4-20mA output current signal into by range, and the current signal of pressure is become the transmission data of pressure by described collecting sensor signal system 1 by AD sampling;
Described sound transducer 6 is a WST60M noise transducer that voice signal can be directly changed into noisy digit signal by AD, and described collecting sensor signal system 1 to be connected with the communication of described WST60M noise transducer by a serial connection mouth and to read the digital signal of noise and become the transmission data of noise;
Described collecting sensor signal system 1 selects STM32F103 microprocessor as master controller, and this master controller is connected to the A8 host computer 7 that various transmission data upload can be received by serial connection mouth.
Shown in figure, described collecting sensor signal system 1 be also connected with at least one be arranged near distribution transforming 2, the heat that toy moves to control low and high level change can be responded to release infrared sensor 8, described collecting sensor signal system 1 gathers the low and high level signal that heat releases infrared sensor 8 generation, and forms toy monitoring transmission data upload in the A8 host computer 7 of reception by the change of this low and high level signal;
An enforcement of the present utility model is: described temperature sensor 4 has two-way, and wherein the setting of distribution transforming outer container is close to by a temperature sensor, to gather the temperature of distribution transforming outer container; Another road is arranged on the wall bushing of distribution transforming, to gather the temperature of terminal box.
Shown in Fig. 3, what A8 host computer described in the utility model was selected is a kind of AM335X microprocessor based on ARMcortex-A8, with the SD card being greater than 2G, it connects the liquid crystal display that can show various data in real time by parallel data grabbing card, respectively connected GPRS module and RF module by dual serial mouth, and send note to corresponding with SIM card terminating machine by described at least one GPRS module; Described A8 host computer and collecting sensor signal system are all installed in a monitoring box body 9, and the front of described monitoring box body 9 is provided with described liquid crystal display 10.
Embodiment: shown in Fig. 1-3, collecting sensor signal system described in the utility model mainly with STM32F103 microprocessor for core, its dominant frequency up to 72MHZ, the data of Real-time Collection vibration, pressure, infrared, temperature, noise transducer, and be uploaded to A8 master system.The performance that STM32 is superior and abundant system resource, ensure that expansion and the Real-Time Monitoring of rapidly and efficiently operation and the several functions of whole system.
Major function:
1. a road mechanical vibration monitoring (adopting vibration transducer to be arranged on the outer container of main transformer).The vibration signal being 0-10mm/s by range by CZ891 vibration transducer directly changes the current signal that 4-20mA exports into, and collecting sensor signal system STM32F103 is come in data acquisition by AD sampling, is uploaded to A8 system and realizes Real-Time Monitoring.
2. a road outer container temperature monitoring (0-100 degree adopts temperature sensor).By DS18B20 digital temperature sensor, temperature signal is directly transformed into digital signal by AD conversion, collecting sensor signal system STM32F103 only need read outer container temperature information by 1 I/O mouth, is uploaded to A8 system and realizes Real-Time Monitoring.
3. a road terminal box temperature monitoring (0-100 degree adopts temperature sensor).By DS18B20 digital temperature sensor, temperature signal is directly transformed into digital signal by AD conversion, collecting sensor signal system STM32F103 only need read chest temperature information by 1 I/O mouth, is uploaded to A8 system and realizes Real-Time Monitoring.
4. a road wall bushing temperature detection (0-100 degree, conductor overheating expands and causes insulation course to damage).By DS18B20 digital temperature sensor, temperature signal is directly transformed into digital signal by AD conversion, collecting sensor signal system STM32F103 only need read wall bushing temperature information by 1 I/O mouth, is uploaded to A8 system and realizes Real-Time Monitoring.
5. a road noise monitoring (employing sound transducer).By WST60M noise transducer, noise signal is become digital signal by AD conversion.Collecting sensor signal system STM32F103, by 1 serial ports and the communication of WST60M noise transducer, reads noise data, is uploaded to A8 system and realizes Real-Time Monitoring.
6. a road binders case pressure monitoring (needing transformer manufacturer to provide the installation site of pressure transducer).The pressure signal being 0-10MPa by range by 20B-10MPIG pressure transducer directly changes the current signal that 4-20mA exports into, and collecting sensor signal system STM32F103 is come in data acquisition by AD sampling, is uploaded to A8 system and realizes Real-Time Monitoring.
7. toy monitoring near a road main transformer (adopting heat to release infrared sensor monitoring).Respond to toy by infrared sensor BK-P02C and move the change controlling low and high level, collecting sensor signal system STM32F103 determines whether toy by the change gathering this low and high level, and information is uploaded to A8 system.
Sensor acquisition system has also reserved 3 road temperature monitorings and 3 road infrared monitoring functions in addition.
A8 systemic-function:
1, during above-mentioned monitoring abnormal (exceeding setting value), send short messages to Utilities Electric Co. (employing SIM card) by GPRS;
2, above-mentioned Monitoring Data can leave in SD card, and staff can pull up SD card, analyzes in data importing to computer;
3, FIRD patrols and examines bidirectional recognition.
Claims (4)
1. distribution transforming intelligent online monitoring device, this device comprises the collecting sensor signal system that is connected with multiple sensors, it is characterized in that: described sensor at least comprises the vibration transducer, the temperature sensor that are arranged on distribution transforming outer container, be positioned over the pressure transducer of distribution transforming fuel tank, be placed in the sound transducer near distribution transforming; The master controller that described collecting sensor signal system is made up of microprocessor and peripheral circuit form, and this master controller becomes transmission data by the various signals collecting each sensor collection, upload the A8 host computer in supplying monitoring in real time.
2. distribution transforming intelligent online monitoring device according to claim 1, is characterized in that:
The vibration signal of described vibration transducer to be one can be by range 0-10mm/s directly changes the CZ891 vibration transducer of 4-20mA output current signal into, and the current signal of vibration is become the transmission data of vibration by described collecting sensor signal system by AD sampling;
Described temperature sensor is at least the temperature signal of collection directly can be become digital signal by road DS18B20 digital temperature sensor through AD conversion, and described collecting sensor signal system directly reads the digital signal of temperature by an I/O interface and become the transmission data of temperature;
Described pressure transducer is can be the 20B-10MPIG pressure transducer that the pressure signal of 0-10Mpa directly changes 4-20mA output current signal into by range, and the current signal of pressure is become the transmission data of pressure by described collecting sensor signal system by AD sampling;
Described sound transducer is a WST60M noise transducer that voice signal can be directly changed into noisy digit signal by AD, and described collecting sensor signal system to be connected with the communication of described WST60M noise transducer by a serial connection mouth and to read the digital signal of noise and become the transmission data of noise;
Described collecting sensor signal system selects STM32F103 microprocessor as master controller, and this master controller is connected to the A8 host computer that various transmission data upload can be received by serial connection mouth.
3. distribution transforming intelligent online monitoring device according to claim 2, it is characterized in that: described collecting sensor signal system be also connected with at least one be arranged near distribution transforming, the heat that toy moves to control low and high level change can be responded to release infrared sensor, described collecting sensor signal system acquisition heat releases the low and high level signal that infrared sensor produces, and monitors by the change formation toy of this low and high level signal the A8 host computer transmitting data upload and receive;
Described temperature sensor has two-way, and wherein the setting of distribution transforming outer container is close to by a temperature sensor, to gather the temperature of distribution transforming outer container; Another road is arranged on the wall bushing of distribution transforming, to gather the temperature of terminal box.
4. the distribution transforming intelligent online monitoring device according to claim 1 or 2,3, it is characterized in that: what described A8 host computer was selected is a kind of AM335X microprocessor based on ARMcortex-A8, with the SD card being greater than 2G, it connects the liquid crystal display that can show various data in real time by parallel data grabbing card, respectively connected GPRS module and RF module by dual serial mouth, and send note to corresponding with SIM card terminating machine by described at least one GPRS module; Described A8 host computer and collecting sensor signal system are all installed in a monitoring box body, and the front of described monitoring box body is provided with described liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140227.6U CN204595110U (en) | 2015-03-12 | 2015-03-12 | Distribution transforming intelligent online monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520140227.6U CN204595110U (en) | 2015-03-12 | 2015-03-12 | Distribution transforming intelligent online monitoring device |
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| CN204595110U true CN204595110U (en) | 2015-08-26 |
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| CN201520140227.6U Expired - Fee Related CN204595110U (en) | 2015-03-12 | 2015-03-12 | Distribution transforming intelligent online monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793070A (en) * | 2015-03-12 | 2015-07-22 | 国网浙江海盐县供电公司 | Intelligent distribution transformer online monitoring system |
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2015
- 2015-03-12 CN CN201520140227.6U patent/CN204595110U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793070A (en) * | 2015-03-12 | 2015-07-22 | 国网浙江海盐县供电公司 | Intelligent distribution transformer online monitoring system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20200312 |