CN105355000A - Power transformer state monitoring alarm device - Google Patents
Power transformer state monitoring alarm device Download PDFInfo
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- CN105355000A CN105355000A CN201510929909.XA CN201510929909A CN105355000A CN 105355000 A CN105355000 A CN 105355000A CN 201510929909 A CN201510929909 A CN 201510929909A CN 105355000 A CN105355000 A CN 105355000A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/185—Electrical failure alarms
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- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a power transformer state monitoring alarm device. According to the invention, an advanced GSM module technical is utilized, operation state information is sent out in the operation process of a power transformer, and the operation state information is transmitted far away through a GSM network; alarm message signals can be sent out in cases that the current or voltage of the power transformer deviate from rated values or open-phase and power-off accidents occurs, the alarm message signals are transmitted far away through the GSM network; and especially when the power transformer vibrates due to natural mechanical damages, manual mechanical damages or stolen accidents, the alarm message signals can be sent out and transmitted far away through the GSM network.
Description
Technical field
The present invention relates to power system device protection field, more specifically, relate to a kind of Power Transformer Condition monitoring alarm.
Background technology
Power transformer utilizes the principle of electromagnetic induction to change the device of voltage and current.Power transformer is the visual plant in power transmission line, and its safe and stable operation is directly connected to national economy and enterprise safety operation.Power transformer has housing, cored in housing, iron core is wound with primary coil and secondary coil, has cooling insulating oil in addition in housing.
Mostly most power transformers is to be placed on outdoor transformer platform, and particularly providing the low-voltage power transformer of civil power to user, is be placed on outdoor unattended transformer platform, and consumption is large, and distribution is wide.Under normal condition, power transformer runs under the state being ratings at electric current, voltage, when running status is abnormal for some reason for power transformer, electric current, the change of voltage deviation ratings or the accident such as phase shortage, power-off can be there is, when there is above-mentioned change or accident, the normal operation of power transformer can be affected, power transformer actuator temperature also can be caused simultaneously to raise, cause power transformer interruption of service.Power transformer due to the overwhelming majority is placed in unmanned on outdoor transformer platform, and nature physical damage, artificial physical damage, even stolen accident also can occur power transformer sometimes.
In order to protect power transformer when there is above-mentioned change or accident at power transformer, in prior art, power transformer has protective device.Protective device, when above-mentioned change or accident occur power transformer, allows switch trip in power transformer, stops power transformer running.
The protective device of this power transformer operationally; running state information can not be sent; when change or the accident such as phase shortage, power-off of power transformer generation electric current, voltage deviation ratings; can only trip and stop power transformer running; the alerting signal of teletransmission can not be sent; particularly when power transformer, because of natural physical damage, artificial physical damage and generation robbery accident, vibration occurs, the alerting signal of teletransmission can not be sent.
Summary of the invention
The invention provides a kind of Power Transformer Condition monitoring alarm, this device can send the Operation Condition of Power Transformers alarm of the alerting signal of teletransmission because of natural physical damage, artificial physical damage with when robbery accident occurring and vibration occurs at power transformer.
In order to reach above-mentioned technique effect, technical scheme of the present invention is as follows:
A kind of Power Transformer Condition monitoring alarm, this device comprises a circuit board, circuit board comprises running status warning circuit, running status warning circuit has five connected road trigger circuit and gsm module circuit, five road trigger circuit have electric current, voltage and temperature data circuit, power failure trigger circuit, phase shortage trigger circuit, vibration trigger circuit and voltage comparator trigger circuit, electric current, voltage and temperature data circuit have three current transformers, three voltage transformer (VT), temperature sensor and with three current transformers, three voltage transformer (VT), the A/D converter of the gsm module that temperature sensor is connected, three current transformers, three voltage transformer (VT), the output terminal of temperature sensor is connected with the input end of the A/D converter of gsm module, the output terminal of the A/D converter of gsm module is connected with the serial ports of gsm module, power failure trigger circuit have OR circuit, or door has three input ends output terminal or door, or three of door input ends are connected with three output terminals of three voltage transformer (VT) respectively, or the output terminal of door is connected with an input end of gsm module, phase shortage trigger circuit have the first connected NAND gate circuit, delay circuit and the second NAND gate circuit, first Sheffer stroke gate and the second Sheffer stroke gate are the Sheffer stroke gates having three input ends output terminal, three input ends of the first Sheffer stroke gate are connected with three output terminals of three voltage transformer (VT) respectively, the output terminal of the first Sheffer stroke gate is connected with the input end of delay circuit, the output terminal of delay circuit is connected with two input ends of the second Sheffer stroke gate, above-mentioned or the output terminal of door is connected with another input end of the second Sheffer stroke gate, the output terminal of the second Sheffer stroke gate is connected with another input end of gsm module, vibration trigger circuit have vibration transducer, the output terminal of vibration transducer is connected with another input end of gsm module, voltage comparator trigger circuit have voltage comparator, the input end of voltage comparator is connected with the feed circuit of circuit, the output terminal of voltage comparator is connected with another input end of gsm module.
Preferably, the A/D converter output terminal of described gsm module is connected with display, and the output terminal of gsm module is connected with alarm and exits button.
The present invention mainly powers with the electricity of electrical network, and also having reserve battery, is power with reserve battery after grid power blackout, when the electric power deficiency voltage drop of reserve battery, the change edge of voltage comparator output level, the change of level, along triggering gsm module, sends the note of cell contents.
The present invention uses advanced gsm module technology, when power transformer runs, running state information can be sent, the teletransmission of GSM net is utilized to go out, alarming short message signal can be sent when change or the accident such as phase shortage, power-off of power transformer generation electric current, voltage deviation ratings, utilize the teletransmission of GSM net to go out, particularly when power transformer, because of natural physical damage, artificial physical damage and generation robbery accident, vibration occurs, alarming short message signal can be sent, utilize the teletransmission of GSM net to go out.
Compared with prior art, the beneficial effect of technical solution of the present invention is:
The present invention uses advanced gsm module technology, when power transformer runs, running state information can be sent, the teletransmission of GSM net is utilized to go out, alarming short message signal can be sent when change or the accident such as phase shortage, power-off of power transformer generation electric current, voltage deviation ratings, utilize the teletransmission of GSM net to go out, particularly when power transformer, because of natural physical damage, artificial physical damage and generation robbery accident, vibration occurs, alarming short message signal can be sent, utilize the teletransmission of GSM net to go out.
Accompanying drawing explanation
Fig. 1 is that the master of apparatus of the present invention cuts open schematic diagram depending on office;
Fig. 2 is the electronic schematic diagram of the running status warning circuit of apparatus of the present invention.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product;
To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
Embodiment 1
As shown in Figure 1-2, a kind of Power Transformer Condition monitoring alarm has power transformer 1, power transformer is connected with running status alarm 2, running status alarm has housing 3, circuit board B is had in housing, circuit board there is Operation Condition of Power Transformers warning circuit DL, Operation Condition of Power Transformers warning circuit has five connected road trigger circuit CF and model to be the gsm module circuit MK of JB35G, five road trigger circuit have electric current, voltage and temperature data circuit XX, power failure trigger circuit TD, phase shortage trigger circuit QX, vibration trigger circuit ZD and voltage comparator trigger circuit DY, electric current, voltage and temperature data circuit have three current transformer IC of 5A/5V, three voltage transformer (VT) VC of 220V/5V, model be 18B20 temperature sensor TC and with above-mentioned three current transformers, three voltage transformer (VT), the A/D converter ZH of the gsm module that temperature sensor is connected, above-mentioned three current transformers, three voltage transformer (VT), the output terminal of temperature sensor is connected with the input end of the A/D converter of gsm module, the output terminal of the A/D converter of gsm module and the TTL serial ports X4 of gsm module, X6 pin is connected, power failure trigger circuit have model to be the OR circuit H1 of CD4075, or three of door input ends are connected with three output terminals of three voltage transformer (VT) respectively, or the output terminal of door is connected with input end 14 pin of gsm module, phase shortage trigger circuit have model to be three NAND gate circuit and the RC delay circuit YS of CD4023, three Sheffer stroke gates have the first Sheffer stroke gate YF1 and the second Sheffer stroke gate YF2, three input ends of the first Sheffer stroke gate are connected with three output terminals of three voltage transformer (VT) respectively, the output terminal of the first Sheffer stroke gate is connected with the input end of delay circuit, the output terminal of delay circuit is connected with two input ends of the second Sheffer stroke gate, above-mentioned or the output terminal of door is connected with another input end of the second Sheffer stroke gate, the output terminal of the second Sheffer stroke gate is connected with another input end 17 pin of gsm module, vibration trigger circuit have model to be the vibration transducer ZC of MLV-9A-010101, the output terminal of vibration transducer is connected with another input end 11 pin of gsm module, voltage comparator trigger circuit have model to be the voltage comparator DB of LM339, the input end of voltage comparator is connected with the feed circuit of circuit, the output terminal of voltage comparator is connected with another input end 19 pin of gsm module.
In order to Operation Condition of Power Transformers can be known at the scene of power transformer, the output terminal of the A/D converter of gsm module can be connected with display and alarm, in order to exit alarm condition at the scene of power transformer, the output terminal of the A/D converter of gsm module can be connected with and exit button.
10 pin that the A/D converter output terminal of the gsm module of Operation Condition of Power Transformers alarm is connected with display led and gsm module are connected with alarm BJ, and 3 pin of gsm module and 20 pin are connected with and exit button K.
The corresponding same or analogous parts of same or analogous label;
Describe in accompanying drawing position relationship for only for exemplary illustration, the restriction to this patent can not be interpreted as;
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (2)
1. a Power Transformer Condition monitoring alarm, this device comprises a circuit board, it is characterized in that, circuit board comprises running status warning circuit, running status warning circuit has five connected road trigger circuit and gsm module circuit, five road trigger circuit have electric current, voltage and temperature data circuit, power failure trigger circuit, phase shortage trigger circuit, vibration trigger circuit and voltage comparator trigger circuit, electric current, voltage and temperature data circuit have three current transformers, three voltage transformer (VT), temperature sensor and with three current transformers, three voltage transformer (VT), the A/D converter of the gsm module that temperature sensor is connected, three current transformers, three voltage transformer (VT), the output terminal of temperature sensor is connected with the input end of the A/D converter of gsm module, the output terminal of the A/D converter of gsm module is connected with the serial ports of gsm module, power failure trigger circuit have OR circuit, or door has three input ends output terminal or door, or three of door input ends are connected with three output terminals of three voltage transformer (VT) respectively, or the output terminal of door is connected with an input end of gsm module, phase shortage trigger circuit have the first connected NAND gate circuit, delay circuit and the second NAND gate circuit, first Sheffer stroke gate and the second Sheffer stroke gate are the Sheffer stroke gates having three input ends output terminal, three input ends of the first Sheffer stroke gate are connected with three output terminals of three voltage transformer (VT) respectively, the output terminal of the first Sheffer stroke gate is connected with the input end of delay circuit, the output terminal of delay circuit is connected with two input ends of the second Sheffer stroke gate, above-mentioned or the output terminal of door is connected with another input end of the second Sheffer stroke gate, the output terminal of the second Sheffer stroke gate is connected with another input end of gsm module, vibration trigger circuit have vibration transducer, the output terminal of vibration transducer is connected with another input end of gsm module, voltage comparator trigger circuit have voltage comparator, the input end of voltage comparator is connected with the feed circuit of circuit, the output terminal of voltage comparator is connected with another input end of gsm module.
2. Power Transformer Condition monitoring alarm according to claim 1, is characterized in that, the A/D converter output terminal of described gsm module is connected with display, and the output terminal of gsm module is connected with alarm and exits button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929909.XA CN105355000A (en) | 2015-12-11 | 2015-12-11 | Power transformer state monitoring alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929909.XA CN105355000A (en) | 2015-12-11 | 2015-12-11 | Power transformer state monitoring alarm device |
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| CN105355000A true CN105355000A (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510929909.XA Pending CN105355000A (en) | 2015-12-11 | 2015-12-11 | Power transformer state monitoring alarm device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107016817A (en) * | 2017-06-01 | 2017-08-04 | 四川亚润科技有限公司 | A kind of warning device applied to rural irrigation transformer |
| CN107146365A (en) * | 2017-06-01 | 2017-09-08 | 四川亚润科技有限公司 | A kind of safety-type 10KV distribution networks transformer |
| CN108089432A (en) * | 2016-11-21 | 2018-05-29 | 皮尔茨有限及两合公司 | Emergence control and the safety equipment with emergence control |
| CN112435448A (en) * | 2020-11-11 | 2021-03-02 | 广东电网有限责任公司广州供电局 | Low-voltage transformer area maintenance method and system, electronic equipment and storage medium |
| CN114613108A (en) * | 2020-12-09 | 2022-06-10 | 贵州振华群英电器有限公司（国营第八九一厂） | Low-voltage direct-current power supply power-off alarm |
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| TW200905618A (en) * | 2007-07-30 | 2009-02-01 | Chunghwa Telecom Co Ltd | Telephone utility room environment monitoring device |
| CN202815125U (en) * | 2012-10-16 | 2013-03-20 | 南京因泰莱配电自动化设备有限公司 | State monitoring device for power transformer |
| CN103810813A (en) * | 2014-03-11 | 2014-05-21 | 辽宁兴达电力设备有限公司 | Running state alarm for power transformer |
| CN103824415A (en) * | 2014-03-11 | 2014-05-28 | 辽宁兴达电力设备有限公司 | Power transformer with running state alarm |
| CN203746200U (en) * | 2014-03-11 | 2014-07-30 | 辽宁兴达电力设备有限公司 | Power transformer operation state alarm |
| CN203799465U (en) * | 2014-03-11 | 2014-08-27 | 辽宁兴达电力设备有限公司 | Power transformer with operating state alarm |
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2015
- 2015-12-11 CN CN201510929909.XA patent/CN105355000A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| TW200905618A (en) * | 2007-07-30 | 2009-02-01 | Chunghwa Telecom Co Ltd | Telephone utility room environment monitoring device |
| CN202815125U (en) * | 2012-10-16 | 2013-03-20 | 南京因泰莱配电自动化设备有限公司 | State monitoring device for power transformer |
| CN103810813A (en) * | 2014-03-11 | 2014-05-21 | 辽宁兴达电力设备有限公司 | Running state alarm for power transformer |
| CN103824415A (en) * | 2014-03-11 | 2014-05-28 | 辽宁兴达电力设备有限公司 | Power transformer with running state alarm |
| CN203746200U (en) * | 2014-03-11 | 2014-07-30 | 辽宁兴达电力设备有限公司 | Power transformer operation state alarm |
| CN203799465U (en) * | 2014-03-11 | 2014-08-27 | 辽宁兴达电力设备有限公司 | Power transformer with operating state alarm |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108089432A (en) * | 2016-11-21 | 2018-05-29 | 皮尔茨有限及两合公司 | Emergence control and the safety equipment with emergence control |
| CN108089432B (en) * | 2016-11-21 | 2022-08-02 | 皮尔茨有限及两合公司 | Emergency control device and safety device with an emergency control device |
| CN107016817A (en) * | 2017-06-01 | 2017-08-04 | 四川亚润科技有限公司 | A kind of warning device applied to rural irrigation transformer |
| CN107146365A (en) * | 2017-06-01 | 2017-09-08 | 四川亚润科技有限公司 | A kind of safety-type 10KV distribution networks transformer |
| CN112435448A (en) * | 2020-11-11 | 2021-03-02 | 广东电网有限责任公司广州供电局 | Low-voltage transformer area maintenance method and system, electronic equipment and storage medium |
| CN114613108A (en) * | 2020-12-09 | 2022-06-10 | 贵州振华群英电器有限公司（国营第八九一厂） | Low-voltage direct-current power supply power-off alarm |
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Application publication date: 20160224 |
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