CN105302049A - Transformer station environment monitoring device - Google Patents
Transformer station environment monitoring device Download PDFInfo
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- CN105302049A CN105302049A CN201510884967.5A CN201510884967A CN105302049A CN 105302049 A CN105302049 A CN 105302049A CN 201510884967 A CN201510884967 A CN 201510884967A CN 105302049 A CN105302049 A CN 105302049A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
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- Automation & Control Theory (AREA)
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Abstract
The invention relates to a transformer station environment monitoring device, comprising sensors arranged in transformer substations, and used for monitoring the environment data of the transformer substations; slave controllers connected to the sensors, and used for obtaining and sending the environment data of the sensors; and a main controller connected to the slave controllers, used for receiving the environment data of the slave controllers, and respectively comparing the environment data with corresponding preset thresholds, and giving an alarm in a preset mode when the environment data exceeds a corresponding preset threshold. The transformer station environment monitoring device allows staff to timely obtain the environmental changes of the transformer substations, and to timely take measures for eliminating defects when the staff receive an alarm, thereby avoiding remedying equipment only after the equipment breaks down in a traditional case, and taking precautions against calamity.
Description
Technical field
The present invention relates to substation equipment field, particularly relate to a kind of substation monitoring device.
Background technology
The normal operation of transformer station to electrical network plays an important role, for ensureing the normal use of power transformation station equipment, need to monitor the environment in transformer station, to prevent the situation such as ageing equipment, damage and insulation reduction in the too high or too low transformer station caused of substation.
Existing monitoring substation adopts tradition pointer-type or electronic type Hygrothermograph, no signal transfer function mostly, needs to send staff scene to carry out monitoring and checking specially, at substantial human resources.And the environmental change of transformer station cannot be known timely due to staff and easily cause the temperature too high situation causing device damage when staff checks, therefore existing mode poor effect of monitoring substation, can not obtain the environmental change situation of transformer station in time.
Summary of the invention
Based on this, be necessary to provide a kind of substation measurement mechanism that can obtain the environmental change situation of transformer station in time.
A kind of substation monitoring device, comprising:
Sensor, is arranged in transformer station, for the environmental data of monitoring substation,
Be connected with sensor from controller, for obtaining the environmental data of sensor, and send environmental data;
The master controller be connected with from controller, for receiving the environmental data from controller, and compares with corresponding predetermined threshold value respectively by environmental data, and when environmental data exceeds corresponding predetermined threshold value, master controller adopts predetermined manner to give the alarm.
Wherein in a kind of embodiment, sensor comprises temperature sensor and/or humidity sensor, sensor setting in transformer station, for temperature and/or the humidity of monitoring substation.
Wherein in a kind of embodiment, substation monitoring device also comprises the first wireless communication module, and master controller is also for prestoring the contact method of the contact person corresponding with transformer station; Predetermined manner comprises transmission note or calls, and alarm adopts predetermined manner to send to corresponding contact person by the first wireless communication module by master controller.
Wherein in a kind of embodiment, master controller also for receiving the modify instruction from contact person's mobile phone, and revises the predetermined threshold value of corresponding transformer station according to modify instruction.
Wherein in a kind of embodiment, the environmental data of corresponding transformer station also for receiving the query statement from contact person's mobile phone, and is sent to contact person according to query statement by master controller.
Wherein in a kind of embodiment, temperature sensor is NTC temperature sensor.
Wherein in a kind of embodiment, also comprise the second wireless communication module, by the second wireless communication module, environmental data is sent to master controller from controller.
Wherein in a kind of embodiment, the second wireless communication module is 433M wireless module.
Wherein in a kind of embodiment, the first wireless communication module is GPRS/GSM mixed-media network modules mixed-media.
Wherein in a kind of embodiment, be programmable logic controller (PLC) from controller.
This substation monitoring device, monitors the environmental data of multiple transformer station by master controller, and the threshold value corresponding according to the setting of equipment situation to each transformer station.When monitoring environmental data and exceeding corresponding predetermined threshold value, master controller adopts predetermined manner to give the alarm, to notify that relevant staff overhauls, staff is enable to obtain the environmental change situation of transformer station timely, staff is made to take measures in time to eliminate defect after receiving warning, after equipment generation problem, only just carry out the drawback remedied under avoiding conventional situation, accomplish to prevent trouble before it happens.Further, monitored by the environmental data of master controller to multiple transformer station, without the need to staff, each transformer station is maked an inspection tour, the workload reduced a staff.
Accompanying drawing explanation
Fig. 1 is a kind of high-level schematic functional block diagram of substation monitoring device of embodiment;
Fig. 2 is the high-level schematic functional block diagram of the substation monitoring device of another kind of embodiment;
Fig. 3 is the resistance v. temperature change curve schematic diagram of NTC temperature sensor.
Embodiment
As shown in Figure 1, substation monitoring device comprises: sensor 10, from controller 20 and master controller 30.
Sensor 10, is arranged in transformer station, for the environmental data of monitoring substation.Environmental data comprises but do not limit is temperature and humidity.
Be connected with sensor 10 from controller 20, for obtaining the environmental data of sensor, and send environmental data.
Master controller 30, is connected with from controller 20, for receiving the environmental data from controller, and is compared with corresponding predetermined threshold value respectively by environmental data, and when environmental data exceeds corresponding predetermined threshold value, master controller adopts predetermined manner to give the alarm.
This substation monitoring device, monitors the environmental data of multiple transformer station by master controller, and the threshold value corresponding according to the setting of equipment situation to each transformer station.When monitoring environmental data and exceeding corresponding predetermined threshold value, master controller adopts predetermined manner to give the alarm, to notify that relevant staff overhauls, staff is enable to obtain the environmental change situation of transformer station timely, staff is made to take measures in time to eliminate defect after receiving warning, after equipment generation problem, only just carry out the drawback remedied under avoiding conventional situation, accomplish to prevent trouble before it happens.Further, monitored by the environmental data of master controller to multiple transformer station, without the need to staff, each transformer station is maked an inspection tour, the workload reduced a staff.
In another embodiment, as shown in Figure 2, sensor comprises temperature sensor 11 and/or humidity sensor 12, sensor setting in transformer station, for temperature and/or the humidity of monitoring substation.
Temperature and/or exceeding standard of humidity are easy to cause ageing equipment, damage and insulation reduction etc., when the temperature and/or humidity that monitor transformer station exceed threshold value, master controller sends warning by predetermined manner, thus the impact that prevent from exceeding standard temperature and/or humidity cause substation equipment.
In another embodiment, as shown in Figure 2, substation monitoring device also comprises the first wireless communication module, and master controller is also for prestoring the contact method of the contact person corresponding with transformer station; Predetermined manner comprises transmission note or calls, and alarm adopts predetermined manner to send to corresponding contact person by the first wireless communication module by master controller.
Concrete, first wireless communication module is GPRS/GSM mixed-media network modules mixed-media, when master controller monitors temperature or humidity exceedes predetermined threshold value, transformer station determined by sensor according to obtaining temperature or humidity data, search the contact method of the contact person corresponding with this transformer station, send note or the relevant contact person of the hairdo notice called by GPRS/GSM mixed-media network modules mixed-media, carry out relevant treatment to point out contact person.
In another embodiment, master controller also for receiving the modify instruction from contact person's mobile phone, and revises the predetermined threshold value of corresponding transformer station according to modify instruction.
Contact person adopts the form of setting, by the mode sending note, modify instruction is sent to master controller, master controller reads and identifies modify instruction, search the transformer station corresponding with contact person, or need in extraction modify instruction to revise the transformer station of threshold value and amended threshold value, the predetermined threshold value of this transformer station is modified according to modify instruction and preserves.
In another embodiment, the environmental data of corresponding transformer station also for receiving the query statement from contact person's mobile phone, and is sent to contact person according to query statement by master controller
Contact person adopts the form of setting, by the mode sending note, query statement is sent to master controller, master controller reads and identifies query statement, search the transformer station corresponding with contact person, or in extraction query statement, need the transformer station of revising inquiry, the environmental data of this transformer station is sent to corresponding contact person by the first wireless communication module, thus make contact person can implement inquire about and obtain environmental data, the environmental data of transformer station is monitored in real time, not by the restriction of Time and place.
In another embodiment, temperature sensor adopts NTC temperature sensor.The core devices of NTC temperature sensor adopts the NTC thermistor of negative temperature coefficient, and as shown in Figure 3, it is under certain measurement power, and resistance value rises along with temperature and declines rapidly.Utilize this characteristic, NTC thermistor can be determined corresponding temperature by measuring its resistance value, thus reach the object of detected temperatures.
In another embodiment, substation monitoring device also comprises the second wireless communication module, by the second wireless communication module, environmental data is sent to master controller from controller, and the second wireless communication module is 433M wireless module.
The frequency of operation of wireless 433M data transmission module is 315M, employing sound table resonator SAW frequency stabilization, and frequency stability is high, when environment temperature changes between-25 ~+85 degree, frequently wafts and is only 3ppm/ degree.
In another embodiment, from controller be programmable logic controller (PLC).
The measurement result of temperature sensor and humidity sensor is linked into from controller by secondary cable as analog input amount.This is the small-sized programmable controller based on PLC from controller, has 8 road universal inputs, can be configured to numeral input, or analog input (4 ~ 20mA/0 ~ 10V/ thermometric input).
Master controller receives multiple temperature from controller transmission and/or humidity data by wireless 433M standard agreement on the one hand, passes through GPRS/GSM network and multiple communication of mobile terminal on the other hand, thus realize the remote monitoring of humiture by SIM card.For key temperatures point, timing temperature and/or temperature note can be reported to relevant operator on duty.
This substation monitoring device, not only can realize carrying out Real-Time Monitoring to the environment of each transformer station, can also exceed predetermined threshold value heading staff carry out alarm at the environmental data of transformer station.By this substation monitoring device, staff, by the mode of note, can inquire about the environmental data of transformer station, and staff can also by the mode of note, the predetermined threshold value of the environmental data of amendment transformer station.This substation monitoring device, enable staff obtain the environmental data of each transformer station in time, the workload reduced a staff, increases work efficiency.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this instructions is recorded.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be construed as limiting the scope of the patent.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a substation monitoring device, is characterized in that, comprising:
Sensor, is arranged in transformer station, for monitoring the environmental data of described transformer station,
Be connected with described sensor from controller, for obtaining the environmental data of described sensor, and send described environmental data;
With the described master controller be connected from controller, for receiving the described environmental data from controller, and described environmental data is compared with corresponding predetermined threshold value respectively, when described environmental data exceeds corresponding predetermined threshold value, described master controller adopts predetermined manner to give the alarm.
2. substation monitoring device according to claim 1, is characterized in that, described sensor comprises temperature sensor and/or humidity sensor, described sensor setting in described transformer station, for monitoring temperature and/or the humidity of described transformer station.
3. substation monitoring device according to claim 1, is characterized in that, described substation monitoring device also comprises the first wireless communication module, and described master controller is also for prestoring the contact method of the contact person corresponding with described transformer station; Described predetermined manner comprises transmission note or calls, and described alarm adopts predetermined manner to send to corresponding contact person by described first wireless communication module by described master controller.
4. substation monitoring device according to claim 3, is characterized in that, described master controller also for receiving the modify instruction from described contact person's mobile phone, and revises the described predetermined threshold value of corresponding transformer station according to described modify instruction.
5. substation monitoring device according to claim 3, it is characterized in that, the described environmental data of corresponding transformer station also for receiving the query statement from described contact person's mobile phone, and is sent to described contact person according to described query statement by described master controller.
6. substation monitoring device according to claim 2, is characterized in that, described temperature sensor is NTC temperature sensor.
7. substation monitoring device according to claim 1, is characterized in that, also comprises the second wireless communication module, describedly by described second wireless communication module, described environmental data is sent to described master controller from controller.
8. substation monitoring device according to claim 7, is characterized in that, described second wireless communication module is 433M wireless module.
9. substation monitoring device according to claim 3, is characterized in that, described first wireless communication module is GPRS/GSM mixed-media network modules mixed-media.
10. substation monitoring device according to claim 1, is characterized in that, described from controller be programmable logic controller (PLC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510884967.5A CN105302049A (en) | 2015-12-03 | 2015-12-03 | Transformer station environment monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510884967.5A CN105302049A (en) | 2015-12-03 | 2015-12-03 | Transformer station environment monitoring device |
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| CN105302049A true CN105302049A (en) | 2016-02-03 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896732A (en) * | 2016-04-12 | 2016-08-24 | 南彦勃 | Remote real-time monitoring method and system for power transformer |
| CN108674848A (en) * | 2018-05-07 | 2018-10-19 | 深圳市粤能环保科技有限公司 | Material overflow status monitoring method, system and dustbin |
| CN111007715A (en) * | 2019-12-18 | 2020-04-14 | 汉腾汽车有限公司 | Autonomous lane changing method and system based on vehicle position and course |
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| CN104242459A (en) * | 2014-09-26 | 2014-12-24 | 广东电网有限责任公司佛山供电局 | Real-time monitoring and analyzing system and real-time monitoring and analyzing method for substation |
| CN104950769A (en) * | 2015-06-24 | 2015-09-30 | 江阴市利得电气有限公司 | Intelligent electrical equipment environment monitoring system based on cloud computing and big data analysis |
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| CN201181513Y (en) * | 2007-11-25 | 2009-01-14 | 乐清市荣科电气有限公司 | Remote integrated warning system of power transformer |
| EP2250716A1 (en) * | 2008-02-29 | 2010-11-17 | Rittal GmbH & Co. KG | Monitoring unit for the operation of control cabinet devices |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105896732A (en) * | 2016-04-12 | 2016-08-24 | 南彦勃 | Remote real-time monitoring method and system for power transformer |
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| CN108674848A (en) * | 2018-05-07 | 2018-10-19 | 深圳市粤能环保科技有限公司 | Material overflow status monitoring method, system and dustbin |
| CN111007715A (en) * | 2019-12-18 | 2020-04-14 | 汉腾汽车有限公司 | Autonomous lane changing method and system based on vehicle position and course |
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Application publication date: 20160203 |