CN108680856A - A kind of power distribution network generating set fault detection system - Google Patents
A kind of power distribution network generating set fault detection system Download PDFInfo
- Publication number
- CN108680856A CN108680856A CN201810504624.5A CN201810504624A CN108680856A CN 108680856 A CN108680856 A CN 108680856A CN 201810504624 A CN201810504624 A CN 201810504624A CN 108680856 A CN108680856 A CN 108680856A
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- signal
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- microcontroller
- generating set
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention is a kind of power distribution network generating set fault detection system, including voltage sensor, vibrating sensor, current sensor, microcontroller, alarm and display；The voltage sensor, the vibrating sensor, the current sensor are unidirectionally connected to microcontroller respectively, and the microcontroller is unidirectionally connected respectively to alarm and display.A kind of power distribution network generating set fault detection system of the present invention can effectively reduce the failure of generating set, to fundamentally reduce the failure of power distribution network by detecting voltage, electric current and vibration frequency with early warning generating set in time.
Description
Technical field
The present invention relates to generating set field of fault detection more particularly to a kind of power distribution network generating set fault detect systems
System.
Background technology
This section of system of user terminal will be exported in electric system from step-down distribution substation (High Voltage Distribution Substations)
Referred to as distribution system.Voltage of transformation that distribution system is made of a variety of controller switching equipments (or element) and distribution facility and directly
An electric power network system of electric energy is distributed to terminal user.
Power distribution network is by controller switching equipments such as overhead transmission line, shaft tower, cable, distribution transformer, switchgear, reactive compensation capacitors
And affiliated facility composition, its main function in power network are distribution electric energy.From the point of view of power distribution network property angle, power distribution network is set
Standby further includes the power distribution equipment of substation.
The common failure of power distribution network be as caused by generating set failure, generating set failure commonly by voltage not
Surely, caused by electric current is unstable, vibration is excessive etc.；It needs to detect voltage, electric current and the vibration with early warning generating set in time thus
Frequency can effectively reduce the failure of generating set, to fundamentally reduce the failure of power distribution network.
For this purpose, designing a kind of power distribution network generating set fault detection system, problem above is solved.
Invention content
The present invention is to overcome the above deficiency, provides a kind of power distribution network generating set fault detection system, including voltage sensor
Device, vibrating sensor, current sensor, microcontroller, alarm and display；
The voltage sensor, the vibrating sensor, the current sensor are unidirectionally connected to microcontroller respectively, described
Microcontroller is unidirectionally connected respectively to alarm and display；
The voltage sensor is detecting generating set voltage；The current sensor is electric to detect generating set
Stream, the vibrating sensor is detecting the vibration of generating set；The voltage sensor detects the voltage letter of generating set
Microcontroller number is passed to, the current sensor detects that the current signal of generating set passes to microcontroller, and the vibration passes
Sensor detects that the vibration signal of generating set passes to microcontroller；The microcontroller is previously stored with safe voltage signal, peace
The range of full current signal, safe vibration frequency, after the microcontroller receives voltage signal, current signal and vibration signal,
Send instructions to display, the display real-time display voltage, electric current and vibration frequency data in real time；The microcontroller receives
To after voltage signal, current signal and vibration signal, by the voltage signal received, current signal and vibration signal respectively and peace
Full voltage signal, safe current signal, safe vibration frequency are compared, when the microcontroller receives voltage signal, electric current
Signal and vibration signal beyond safe voltage signal, safe current signal, safe vibration frequency range when, the microcontroller hair
The number of delivering letters arrives alarm, and the subsequent alarm sends out alarm.
Further, the microcontroller is 89C52 type microcontrollers.
Particularly, the alarm is audible-visual annunciator.
The beneficial effects of the invention are as follows：
A kind of power distribution network generating set fault detection system of the present invention, can be by detecting and early warning generator in time
Voltage, electric current and the vibration frequency of group, effectively reduce the failure of generating set, to fundamentally reduce the failure of power distribution network,
Generating set is prevented by way of early warning scraps probability, to save cost, has saved the repair time.
Description of the drawings
Fig. 1 is a kind of system block diagram of power distribution network generating set fault detection system of the present invention.
Specific implementation mode
It is described in detail with reference to attached drawing below with reference to the embodiment of the present invention.
A kind of power distribution network generating set fault detection system, including voltage sensor, vibrating sensor, current sensor,
Microcontroller, alarm and display；
The voltage sensor, the vibrating sensor, the current sensor are unidirectionally connected to microcontroller respectively, described
Microcontroller is unidirectionally connected respectively to alarm and display；
The voltage sensor is detecting generating set voltage；The current sensor is electric to detect generating set
Stream, the vibrating sensor is detecting the vibration of generating set；The voltage sensor detects the voltage letter of generating set
Microcontroller number is passed to, the current sensor detects that the current signal of generating set passes to microcontroller, and the vibration passes
Sensor detects that the vibration signal of generating set passes to microcontroller；The microcontroller is previously stored with safe voltage signal, peace
The range of full current signal, safe vibration frequency, after the microcontroller receives voltage signal, current signal and vibration signal,
Send instructions to display, the display real-time display voltage, electric current and vibration frequency data in real time；The microcontroller receives
To after voltage signal, current signal and vibration signal, by the voltage signal received, current signal and vibration signal respectively and peace
Full voltage signal, safe current signal, safe vibration frequency are compared, when the microcontroller receives voltage signal, electric current
Signal and vibration signal beyond safe voltage signal, safe current signal, safe vibration frequency range when, the microcontroller hair
The number of delivering letters arrives alarm, and the subsequent alarm sends out alarm.
Further, the microcontroller is 89C52 type microcontrollers.
Particularly, the alarm is audible-visual annunciator.
Application method：
The voltage sensor is detecting generating set voltage；The current sensor is electric to detect generating set
Stream, the vibrating sensor is detecting the vibration of generating set；The voltage sensor detects the voltage letter of generating set
Microcontroller number is passed to, the current sensor detects that the current signal of generating set passes to microcontroller, and the vibration passes
Sensor detects that the vibration signal of generating set passes to microcontroller；The microcontroller is previously stored with safe voltage signal, peace
The range of full current signal, safe vibration frequency, after the microcontroller receives voltage signal, current signal and vibration signal,
Send instructions to display, the display real-time display voltage, electric current and vibration frequency data in real time；The microcontroller receives
To after voltage signal, current signal and vibration signal, by the voltage signal received, current signal and vibration signal respectively and peace
Full voltage signal, safe current signal, safe vibration frequency are compared, when the microcontroller receives voltage signal, electric current
Signal and vibration signal beyond safe voltage signal, safe current signal, safe vibration frequency range when, the microcontroller hair
The number of delivering letters arrives alarm, and the subsequent alarm sends out alarm.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair
The limitation of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, in coordinate
" X ", " Y ", " Z " refer to its mutual alignment or position relation in space, only for the purposes of to the present invention movement or
The description of position relationship, and it is not to be construed as the restriction made to it.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.The above is only a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications should also regard
For protection scope of the present invention.
Claims (3)
1. a kind of power distribution network generating set fault detection system, which is characterized in that including voltage sensor, vibrating sensor, electricity
Flow sensor, microcontroller, alarm and display；
The voltage sensor, the vibrating sensor, the current sensor are unidirectionally connected to microcontroller, the monolithic respectively
Machine is unidirectionally connected respectively to alarm and display；
The voltage sensor is detecting generating set voltage；The current sensor is detecting generating set electric current, institute
Vibrating sensor is stated to detect the vibration of generating set；The voltage sensor detects that the voltage signal of generating set transmits
To microcontroller, the current sensor detects that the current signal of generating set passes to microcontroller, the vibrating sensor inspection
The vibration signal for measuring generating set passes to microcontroller；The microcontroller is previously stored with safe voltage signal, safe current
The range of signal, safe vibration frequency after the microcontroller receives voltage signal, current signal and vibration signal, is sent out in real time
Instruction is sent to arrive display, the display real-time display voltage, electric current and vibration frequency data；The microcontroller receives voltage
After signal, current signal and vibration signal, respectively and safe voltage by the voltage signal received, current signal and vibration signal
Signal, safe current signal, safe vibration frequency are compared, when the microcontroller receive voltage signal, current signal and
Vibration signal beyond safe voltage signal, safe current signal, safe vibration frequency range when, the microcontroller sends signal
To alarm, the subsequent alarm sends out alarm.
2. a kind of power distribution network generating set fault detection system according to claim 1, which is characterized in that the microcontroller
For 89C52 type microcontrollers.
3. a kind of power distribution network generating set fault detection system according to claim 1 or 2, which is characterized in that the report
Alert device is audible-visual annunciator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810504624.5A CN108680856A (en) | 2018-05-24 | 2018-05-24 | A kind of power distribution network generating set fault detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810504624.5A CN108680856A (en) | 2018-05-24 | 2018-05-24 | A kind of power distribution network generating set fault detection system |
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| Publication Number | Publication Date |
|---|---|
| CN108680856A true CN108680856A (en) | 2018-10-19 |
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| CN201810504624.5A Pending CN108680856A (en) | 2018-05-24 | 2018-05-24 | A kind of power distribution network generating set fault detection system |
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| CN103575535A (en) * | 2013-11-26 | 2014-02-12 | 南车株洲电力机车研究所有限公司 | Method and device for judging fault of wind electricity doubly-fed generator rolling bearing |
| CN103575326A (en) * | 2012-08-02 | 2014-02-12 | 中船重工（武汉）凌久电气有限公司 | Compact-type wind turbine generator set signal detection device and method |
| CN103850274A (en) * | 2014-03-12 | 2014-06-11 | 北京金风科创风电设备有限公司 | Quality detecting method and device for base of wind generating set |
| CN103852723A (en) * | 2014-03-28 | 2014-06-11 | 西安热工研究院有限公司 | Wind driven generator state monitoring device and method |
| CN203759214U (en) * | 2014-03-28 | 2014-08-06 | 西安热工研究院有限公司 | Wind generator state monitoring device |
| CN205156949U (en) * | 2015-12-02 | 2016-04-13 | 新疆大学 | Aerogenerator fault detection device |
| CN206539460U (en) * | 2017-03-02 | 2017-10-03 | 南京工程学院 | A kind of fault monitoring device of wind power generating set for coastal area |
-
2018
- 2018-05-24 CN CN201810504624.5A patent/CN108680856A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101705908A (en) * | 2009-12-09 | 2010-05-12 | 三一电气有限责任公司 | Wind power generator set as well as state monitoring system thereof and method |
| CN102235941A (en) * | 2010-04-29 | 2011-11-09 | 上海瑞视仪表电子有限公司 | State monitoring and failure diagnosing system for wind power generation units |
| CN103575326A (en) * | 2012-08-02 | 2014-02-12 | 中船重工（武汉）凌久电气有限公司 | Compact-type wind turbine generator set signal detection device and method |
| CN103575535A (en) * | 2013-11-26 | 2014-02-12 | 南车株洲电力机车研究所有限公司 | Method and device for judging fault of wind electricity doubly-fed generator rolling bearing |
| CN103850274A (en) * | 2014-03-12 | 2014-06-11 | 北京金风科创风电设备有限公司 | Quality detecting method and device for base of wind generating set |
| CN103852723A (en) * | 2014-03-28 | 2014-06-11 | 西安热工研究院有限公司 | Wind driven generator state monitoring device and method |
| CN203759214U (en) * | 2014-03-28 | 2014-08-06 | 西安热工研究院有限公司 | Wind generator state monitoring device |
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| CN206539460U (en) * | 2017-03-02 | 2017-10-03 | 南京工程学院 | A kind of fault monitoring device of wind power generating set for coastal area |
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Application publication date: 20181019 |