CN106130184A - A kind of multi-function Automation Device for Small Hydropower Stations based on CAN - Google Patents
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN Download PDFInfo
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- CN106130184A CN106130184A CN201610535996.5A CN201610535996A CN106130184A CN 106130184 A CN106130184 A CN 106130184A CN 201610535996 A CN201610535996 A CN 201610535996A CN 106130184 A CN106130184 A CN 106130184A
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- small hydropower
- stations based
- hydropower stations
- function automation
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- 238000011084 recovery Methods 0.000 claims abstract description 12
- 238000003745 diagnosis Methods 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims 1
- 230000003993 interaction Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 230000036039 immunity Effects 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 description 10
- 230000005284 excitation Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 241001672018 Cercomela melanura Species 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
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- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
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- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004092 self-diagnosis Methods 0.000 description 1
Classifications
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- H02J13/0062—
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- 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
Abstract
nullThe invention discloses a kind of multi-function Automation Device for Small Hydropower Stations based on CAN，Including casing，The inside of described casing is provided with CAN controller，And CAN controller includes supervising device and protection device，Described supervising device and protection device are joined directly together and are connected into integral structure，Connect at the top of protection device and have data acquisition unit，And data acquisition unit includes electric parameters harvester，Connect in the side of electric parameters harvester and have collector of switching value，The side of supervising device is provided with speed regulator，Opposite side at supervising device connects magnetizing exciter，And the surface of magnetizing exciter is provided with auxiliary control device，The bottom of described supervising device connects diagnosis and recovery device automatically，And diagnosis and recovery device include chopper and disconnecting switch automatically，By using OO layered distribution type structure，Data interaction fast and reliable between each module、Strong interference immunity，Improve the automatization level in power station，Design is simple，With low cost，Use can be widely popularized.
Description
Technical field
The present invention relates to electric field, a kind of multi-function Automation Device for Small Hydropower Stations based on CAN.
Background technology
Small power station's power supply is as a kind of important clean energy resource, although with big water power electricity on technical equipment and the quality of power supply
Source is the most comparable, but has the advantage that big water power power supply is short of, as small investment, take up an area less, the construction period short etc., further, since
Its distributed power attributes possesses power grid"black-start" effect, and small power station has objective necessity of existence in power system, society
How the economic demand also having development to it, improve the economic benefit of distributed small power station power supply, improves power supply reliability, to little
The research of Automation of Hydropower Station also will rise to new level, at present, towards the integrated automation device land of small hydropower station
The continuous control device replacing traditional analog formula, small hydropower station integrated automation device, will monitor, protect, speed governing, excitation and auxiliary
As the composite control apparatus of small hydropower station after the device height such as control are integrated, in recent years, field bus technique is led in Industry Control
Being used widely in territory, controller area network (CAN) is exactly one of fieldbus of relatively early appearance, many new owing to which employs
Technology and unique design, compared with general communication bus, CAN communication has higher reliability, real-time and motility,
Therefore, more domestic producers of automatization develop small hydropower station integrated automation device based on CAN technology the most successively for taking
In generation, is based on early the integrated automation device of RS-485 serial communication.
But, the multi-function Automation Device for Small Hydropower Stations based on CAN of current China, automatization level falls behind, machine
Electricity equipment is outmoded aging, and security incident is frequent, and the operation of automatic control system needs many people on duty, carries out the maintenance of equipment
And accident treatment, have a strong impact on the economic benefit of small power station.
Summary of the invention
For problem above, the invention provides a kind of multi-function Automation Device for Small Hydropower Stations based on CAN, pass through
Use OO layered distribution type structure, the data interaction fast and reliable between each module, strong interference immunity, it is achieved
The few people on duty of small hydropower station, unwatched requirement, improve the automatization level in power station, and design is simple, cost
Cheap, use can be widely popularized, can effectively solve the problem in background technology.
For achieving the above object, the present invention provides following technical scheme: a kind of small power station based on CAN is multi-functional certainly
Dynamic gasifying device, including casing, the inside of described casing is provided with CAN controller, and CAN controller includes supervising device and protection
Device, described supervising device and protection device are joined directly together and are connected into integral structure, and connecting at the top of protection device has data
Harvester, and data acquisition unit includes electric parameters harvester, connecting in the side of electric parameters harvester has switch acquisition
Device, the side of described supervising device is provided with speed regulator, and the opposite side at supervising device connects magnetizing exciter, and the surface of magnetizing exciter
Being provided with auxiliary control device, the bottom of described supervising device connects diagnosis and recovery device automatically, and automatically diagnoses and recover dress
Putting and include that chopper and disconnecting switch, described chopper are joined directly together with disconnecting switch and connect, connecting in the bottom of chopper has number
According to communication device.
As a kind of preferably technical scheme of the present invention, described automatic diagnosis is provided with electromotor with the bottom of recovery device
Group, is provided with transformator and compressor in the inside of generating set.
As a kind of preferably technical scheme of the present invention, described transformator is joined directly together with compressor and connects.
As a kind of preferably technical scheme of the present invention, the side of described compressor connects forced oil device, fills in force feed
The surface put is provided with switching device.
As a kind of preferably technical scheme of the present invention, the side of described generating set is provided with data processing equipment, described
The outside of casing is provided with data communication apparatus.
As a kind of preferably technical scheme of the present invention, the bottom of described data communication apparatus connects shared device,
The bottom of shared device connects grounding switch.
As a kind of preferably technical scheme of the present invention, described supervising device includes I/O signal picker and tachometric survey
Device.
As a kind of preferably technical scheme of the present invention, described I/O signal picker is joined directly together with tachometric survey device and connects.
As a kind of preferably technical scheme of the present invention, the top of described tachometric survey device connects temperature meter.
As a kind of preferably technical scheme of the present invention, the side of described temperature meter connects of ac harvester,
Opposite side at temperature meter connects automatic sub-synchronous device.
Compared with prior art, the invention has the beneficial effects as follows: should small power station based on CAN multifunction automatic dress
Putting, by using OO layered distribution type structure, each CPU module uses CAN bus to be connected, each module
Between data interaction fast and reliable, strong interference immunity, these functional modules are all in a cabinet in appearance, and structure is tight
Gather, it is simple to install and use, it is achieved that the few people on duty of small hydropower station, unwatched requirement, improve power station from
Dynamicization level, collect electromotor monitoring and protection, adjustment of field excitation, synchronization paralleling, sequence, telecommunication, man-machine interaction etc. multi-functional in
Integrally, in actual application, both can independent operating and operation at the scene, again can be when multi-computer system cooperation according to need
Host computer to be configured, constitutes Monitoring and Control System for Hydropower Station, has application prospect widely, and design is simple, with low cost, can
It is widely popularized use.
Accompanying drawing explanation
Fig. 1 is present configuration schematic diagram；
Fig. 2 is supervising device structural representation of the present invention.
In figure: 1-casing；2-CAN controller；3-supervising device；4-protection device；5-data acquisition unit；6-is electric
Amount harvester；7-collector of switching value；8-speed regulator；9-magnetizing exciter；10-auxiliary control device；11-diagnoses and recovery device automatically；
12-chopper；13-disconnecting switch；14-run indicator；15-group of motors；16-transformator；17-compressor；18-force feed fills
Put；19-switching device；20-data processing equipment；21-data communication apparatus；22-shared device；23-grounding switch；24- I/
O signal picker；25-tachometric survey device；26-temperature meter；27-of ac harvester；28-automatic sub-synchronous device.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment:
Referring to Fig. 1 and Fig. 2, the present invention provides a kind of technical scheme: a kind of small power station based on CAN multifunction automatic
Device, including casing 1, the inside of casing 1 is provided with CAN controller 2, and CAN controller 2 includes supervising device 3 and protection dress
Putting 4, supervising device 3 mainly realizes, to generating set 15, shared device 22 and the supervision of switching device 19 and control, mainly including
The functions such as I/O signal acquisition and controlling, tachometric survey, temperature survey, of ac collection and automatic presynchronization, protection device 4 is main
Realize the electic protection function to equipment such as generating set 15, transformators 16, supervising device 3 is joined directly together with protection device 4
Being connected into integral structure, connecting at the top of protection device 4 has data acquisition unit 5, and data acquisition unit 5 includes electric parameters
Harvester 6, electric parameters harvester 6 gathers transformator 16 and the active power of circuit and reactive power, three-phase current etc., electrically
The side of amount harvester 6 connects has collector of switching value 7, collector of switching value 7 to gather chopper 12, disconnecting switch 13 and ground connection
The state of disconnecting link 23, protection act signal, excitation system and speed regulator 8 duty and alarm signal etc., supervising device 3
Side is provided with speed regulator 8, and speed regulator 8 mainly realizes rotational speed regulation function, and the opposite side at supervising device 3 connects magnetizing exciter 9,
Magnetizing exciter 9 mainly realizes the excitation con-trol function to generating set 15, and the surface of magnetizing exciter 9 is provided with auxiliary control device 10, auxiliary
Control device 10 mainly realize the control function to small hydropower station shared device 22, as speed regulator 8 and forced oil device 18 control, seepage
And drainage for overhaul controls, compressor 17 controls and technical water supply control etc., the bottom of supervising device 3 connect have diagnosis automatically with
Recovery device 11, automatically diagnosis and recovery device 11 can be with module energy self-inspections each in field control unit, it is achieved interface fault, logical
Letter fault and the self diagnosis of the outlet faults such as malfunction, and report to the police, when system occur power supply fault or some other
During power failure, after Failure elimination, each module can start voluntarily, and each module has self-recovering function, when software deadlock occur
Time, after carrying out thermal starting on the premise of retaining historical data, module can be the most properly functioning, and diagnosis and recovery dress automatically
Put 11 and include chopper 12 and disconnecting switch 13, chopper 12 is joined directly together with disconnecting switch 13 and connects, in the bottom of chopper 12
Connect and have run indicator 14, diagnosis is provided with generating set 15, in generating set 15 with the bottom of recovery device 11 automatically
Portion is provided with transformator 16 and compressor 17, transformator 16 is joined directly together with compressor 17 and connects, the side of compressor 17 connects to be had
Forced oil device 18, is provided with switching device 19 on the surface of forced oil device 18, the side of generating set 15 is provided with data and processes dress
Putting 20, the data gathered are analyzed, process and calculate by data processing equipment 20, form the various monitoring of master control layer and management merit
Data needed for energy, carry out limit value inspection to analog quantity, can carry out when exceeding prescribed limits reporting to the police and producing phase as required
Various interrupting inputs are carried out logical process and write down markers immediately by the control answered, and after determining on inspection, are stored in local control unit number
It is according to storehouse, the most incoming to background monitoring system and report to the police, the outside of casing 1 is provided with data communication apparatus 21, and data are led to
News device 21 passes through network and transmits the operation information of power station equipment to background monitoring system, including analog quantity, digital quantity and switch
The real time data information such as quantity of state, accept various monitor commands or the setting of background monitoring system, including the behaviour to power station equipment
Order, regulating command and the setting to definite value, transmit field control unit monitoring various to main website life to background monitoring system
Order or the execution information set, control procedural information, LCU for generator set status information including power station equipment, data communication apparatus 21
Bottom connects shared device 22, and connecting in the bottom of shared device 22 has grounding switch 23, supervising device 3 includes I/O signal
Harvester 24 and tachometric survey device 25, I/O signal picker 24 is joined directly together with tachometric survey device 25 and connects, tachometric survey device 25
Top connect and have temperature meter 26, the side of temperature meter 26 connects has of ac harvester 27, at temperature meter
The opposite side of 26 connects automatic sub-synchronous device 28；By using OO layered distribution type structure, each CPU
Module use CAN bus be connected, the data interaction fast and reliable between each module, strong interference immunity, in appearance these
Functional module all in a cabinet, compact conformation, it is simple to install and use, it is achieved that the few people on duty of small hydropower station, nothing
The requirement that people is on duty, improves the automatization level in power station, collection electromotor monitoring and protection, adjustment of field excitation, synchronization paralleling, suitable
Control, telecommunication, man-machine interaction etc. are multi-functional in one, actual application, both can independent operating and operation at the scene, again
Host computer can be configured when multi-computer system cooperation as required, constitute Monitoring and Control System for Hydropower Station, have widely
Application prospect, design is simple, with low cost, can be widely popularized use.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (10)
1. a multi-function Automation Device for Small Hydropower Stations based on CAN, including casing (1), the inside of described casing (1) sets
Have a CAN controller (2), and CAN controller (2) include supervising device (3) and protection device (4), described supervising device (3) with
Protection device (4) is joined directly together and is connected into integral structure, and connecting at the top of protection device (4) has data acquisition unit (5), and
Data acquisition unit (5) includes electric parameters harvester (6), and connecting in the side of electric parameters harvester (6) has collector of switching value
(7), it is characterised in that the side of described supervising device (3) is provided with speed regulator (8), the opposite side at supervising device (3) connects has
Magnetizing exciter (9), and the surface of magnetizing exciter (9) is provided with auxiliary control device (10), the bottom of described supervising device (3) connects to be had automatically
Diagnosis and recovery device (11), and diagnosis and recovery device (11) include chopper (12) and disconnecting switch (13) automatically, described
Chopper (12) is joined directly together with disconnecting switch (13) and connects, and connecting in the bottom of chopper (12) has run indicator (14).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
Described automatic diagnosis is provided with generating set (15) with the bottom of recovery device (11), is provided with transformation in the inside of generating set (15)
Device (16) and compressor (17).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
Described transformator (16) is joined directly together with compressor (17) and connects.
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
The side of described generating set (15) is provided with data processing equipment (20).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
The outside of described casing (1) is provided with data communication apparatus (21).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
The bottom of described data communication apparatus (21) connects shared device (22), and connecting in the bottom of shared device (22) has earthing
Lock (23).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
Described supervising device (3) includes I/O signal picker (24) and tachometric survey device (25).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
Described I/O signal picker (24) is joined directly together with tachometric survey device (25) and connects.
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
The top of described tachometric survey device (25) connects temperature meter (26).
A kind of multi-function Automation Device for Small Hydropower Stations based on CAN the most according to claim 1, it is characterised in that:
The side of described temperature meter (26) connects of ac harvester (27), and the opposite side at temperature meter (26) connects to be had
Automatic sub-synchronous device (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535996.5A CN106130184A (en) | 2016-07-10 | 2016-07-10 | A kind of multi-function Automation Device for Small Hydropower Stations based on CAN |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610535996.5A CN106130184A (en) | 2016-07-10 | 2016-07-10 | A kind of multi-function Automation Device for Small Hydropower Stations based on CAN |
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| Publication Number | Publication Date |
|---|---|
| CN106130184A true CN106130184A (en) | 2016-11-16 |
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| CN201610535996.5A Pending CN106130184A (en) | 2016-07-10 | 2016-07-10 | A kind of multi-function Automation Device for Small Hydropower Stations based on CAN |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707680A (en) * | 2012-05-22 | 2012-10-03 | 李朝晖 | Omnibearing integrated coordination online monitoring system for hydro-power generating unit |
| CN202795031U (en) * | 2012-10-08 | 2013-03-13 | 华自科技股份有限公司 | Integrated monitoring device of low-voltage generating set of hydropower station |
| CN204615373U (en) * | 2014-12-24 | 2015-09-02 | 国家电网公司 | A kind of small hydropower station comprehensive control and protective device |
| CN204667152U (en) * | 2015-05-15 | 2015-09-23 | 鲍雪晶 | A kind of network Computer Supervisory System of Small Hydropower Station |
-
2016
- 2016-07-10 CN CN201610535996.5A patent/CN106130184A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102707680A (en) * | 2012-05-22 | 2012-10-03 | 李朝晖 | Omnibearing integrated coordination online monitoring system for hydro-power generating unit |
| CN202795031U (en) * | 2012-10-08 | 2013-03-13 | 华自科技股份有限公司 | Integrated monitoring device of low-voltage generating set of hydropower station |
| CN204615373U (en) * | 2014-12-24 | 2015-09-02 | 国家电网公司 | A kind of small hydropower station comprehensive control and protective device |
| CN204667152U (en) * | 2015-05-15 | 2015-09-23 | 鲍雪晶 | A kind of network Computer Supervisory System of Small Hydropower Station |
Non-Patent Citations (2)
| Title |
|---|
| 曾敏等: ""基于CAN总线的小水电多功能自动化装置的研发"", 《微计算机信息》 * |
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Application publication date: 20161116 |