CN107565525A - A kind of energy switching equipment monitoring and protection system - Google Patents
A kind of energy switching equipment monitoring and protection system Download PDFInfo
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- CN107565525A CN107565525A CN201710801083.8A CN201710801083A CN107565525A CN 107565525 A CN107565525 A CN 107565525A CN 201710801083 A CN201710801083 A CN 201710801083A CN 107565525 A CN107565525 A CN 107565525A
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Abstract
The embodiment of the invention discloses a kind of monitoring of energy switching equipment and protection system, including：Information acquisition module, transformation function protection module and Power quality management module.The present invention gathers the every electric quantity information and non-electric quantity information of energy switching equipment by information acquisition module, transformation function protection module and Power quality management module are delivered to afterwards, whether transformer and ac-dc conversion equipment in transformation function protection module analyzes energy switching equipment break down, breaker corresponding to being disconnected when breaking down is protected to energy switching equipment, simultaneously in the Power quality management module analysis quality of power supply, transmission regulating command correspondingly adjusts idle and active, ensure the quality of power supply of energy switching equipment, solves the technical problem that prior art can not be monitored and protect to energy switching equipment.
Description
Technical field
The present invention relates to detection and control field, more particularly to a kind of monitoring of energy switching equipment and protection system.
Background technology
With the demand of various countries' energy-consuming upgrading in recent years, energy internet is promoted in global energy field and come.Energy
The crucial constitution equipment of source internet is energy source router and energy switching equipment, and each energy subnet typically configures an energy
Source switching equipment, the energy switching equipment of different energy sources subnet are connected with Regional Energy router, and by can source router with
Main power network interacts energy.
The effect of energy switching equipment mainly has the plug and play of the various forms energy, the in-situ protection of energy subnet and control
Energy distribution and on-site elimination, local fault detect, user interaction service and the quality of power supply inside system, energy subnet are controlled
Reason.Accordingly, it is capable to source switching equipment has critical role, the safety and stability pair of energy switching equipment in energy internet
In maintaining, stablizing for whole energy network is most important, and because energy switching equipment is the things that just occurs in recent years, tradition
The power network of detection and salvo in to(for) visual plant are unable to directly transplanting and use, thus result in prior art can not be right
The technical problem that energy switching equipment is monitored and protected.
The content of the invention
The invention provides a kind of monitoring of energy switching equipment and protection system, solving prior art can not hand over the energy
The technical problem that exchange device is monitored and protected.
A kind of energy switching equipment monitoring provided by the invention and protection system, it is characterised in that including：Information gathering mould
Block, transformation function protection module and Power quality management module；
The output end of described information the acquisition module input with the transformation function protection module and the electric energy respectively
The input communication connection of quality management module, described information acquisition module are used for the electric quantity information for gathering energy switching equipment
With non-electric quantity information；
The transformation function protection module, for the electric quantity information according to described information acquisition module transmission and institute
State non-electric quantity information and judge whether transformer and ac-dc conversion equipment break down, when the transformer and the alternating current-direct current
When conversion equipment breaks down, the transformer or the ac-dc conversion equipment to break down to be broken down described in control is corresponding
Breaker disconnect；
The Power quality management module, for the electric quantity information according to described information acquisition module transmission and institute
The non-electric quantity information analysis quality of power supply is stated, and adjusts and refers to according to corresponding to being sent different requirements of the different load to the quality of power supply
Order.
Preferably, in addition to：A/D modular converters, load management module, plant-grid connection management module and the first bus；
The output end of the A/D modular converters, the transformation function protection module, the Power quality management module, institute
State load management module and the plant-grid connection management module is connected with first bus communication；
The input of the A/D modular converters communicates to connect with the output end of described information acquisition module, the A/D conversions
Module is used to the electric quantity information and the non-electric quantity information being converted to digital quantity form from analog quantity form；
The output end of described information acquisition module by the A/D modular converters and first bus respectively with the change
Press the input of function and protecting module and the input communication connection of the Power quality management module；
The load management module, is counted for the consumption habit to different load and load, and is lacking nothing
In the case of work(according to the regulating command of the Power quality management module according to load important level from elementary load
Start to send excision instruction successively；
The plant-grid connection management module, for the load control of the different load counted according to the load management module
The output of the power supply of system access energy switching equipment is horizontal.
Preferably, in addition to：Intermittent management module and gas turbine management module；
The intermittent management module and the gas turbine management module are connected with first bus communication respectively；
The intermittent management module, for predicting the wind energy generating plant and solar power generation of access energy switching equipment
The output of equipment is horizontal, and prediction result is delivered into the plant-grid connection management module by first bus；
The gas turbine management module, fired for being adjusted according to the first control instruction of the plant-grid connection management module
The output of gas-turbine is horizontal.
Preferably, in addition to：Heating power management module；
The heating power management module is connected with first bus communication, and the heating power management module is used to control thermoelectricity to join
The heat energy flow direction of production.
Preferably, in addition to：Storage energy operation adjusting module；
The storage energy operation adjusting module is connected with first bus communication, and the storage energy operation adjusting module is used for root
The charge and discharge mode of energy storage device is controlled according to the second control instruction of the plant-grid connection management module.
Preferably, in addition to：Control outlet module, event logging module and the second bus；
The load management module, the plant-grid connection management module, the intermittent management module, the gas turbine
The output end of management module, the heating power management module and the storage energy operation adjusting module respectively with second bus communication
Connection；
The input of the control outlet module and the event logging module is connected with second bus communication；
The control outlet module, for export the load management module, the plant-grid connection management module, it is described between
The control of having a rest property management module, the gas turbine management module, the heating power management module and the storage energy operation adjusting module
System instruction；
The event logging module, for recording the monitoring of energy switching equipment and protecting phylogenetic all events.
Preferably, in addition to：3rd bus and time synchronized module；
The output end of the output end of described information acquisition module, the input of A/D modular converters and the time synchronized with
The 3rd bus communication connection；
The output end of described information acquisition module is communicated by the 3rd bus with the input of the A/D modular converters
Connection；
The time synchronized module, for the electric quantity information gathered for described information acquisition module and the non-electrical
Tolerance information carries out timestamp label.
Preferably, described information acquisition module specifically includes：Voltage sensor, current sensor, switching value detector, temperature
Spend sensor, gas sensor and flow sensor.
Preferably, the A/D modular converters are VFC converters.
Preferably, first bus, second bus and the 3rd bus are respectively SOA service bus, CAN total
Any one in line and IEC61850 real-time bus.
As can be seen from the above technical solutions, the present invention has advantages below：
The present invention provides a kind of energy switching equipment monitoring and protection system, including：Information acquisition module, transformation function are protected
Protect module and Power quality management module；The output end of described information acquisition module respectively with the transformation function protection module
Input and the communication connection of the input of the Power quality management module, described information acquisition module are used to gather energy exchange
The electric quantity information and non-electric quantity information of equipment；The transformation function protection module, for according to described information acquisition module
The electric quantity information and the non-electric quantity information transmitted judge whether transformer and ac-dc conversion equipment break down,
The transformer to be broken down when the transformer and the ac-dc conversion device fails described in control or the generation
Breaker corresponding to the ac-dc conversion equipment of failure disconnects；The Power quality management module, for being adopted according to described information
Collect the electric quantity information of module transmission and the non-electric quantity information analysis quality of power supply, and according to different load to electric energy
The different of quality require regulating command corresponding to transmission.
The present invention gathers the every electric quantity information and non-electric quantity information of energy switching equipment by information acquisition module,
Transformation function protection module and Power quality management module are delivered to afterwards, are exchanged and are set in the transformation function protection module analysis energy
Whether transformer and ac-dc conversion equipment in standby are broken down, and breaker is exchanged the energy corresponding to disconnection when breaking down
Equipment is protected, while correspondingly adjusts idle and have in the Power quality management module analysis quality of power supply, transmission regulating command
Work(, the quality of power supply of energy switching equipment is ensured, solving prior art can not be monitored and protect to energy switching equipment
Technical problem.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is a kind of energy switching equipment monitoring and the annexation signal of protection system provided in an embodiment of the present invention
Figure；
Wherein, reference is as follows：
1st, information acquisition module；2nd, A/D modular converters；3rd, transformation function protection module；4th, Power quality management module；5、
Load management module；6th, plant-grid connection management module；7th, intermittent management module；8th, gas turbine management module；9th, thermal pipe
Manage module；10th, storage energy operation adjusting module；11st, outlet module is controlled；12nd, event logging module；13rd, time synchronized module；
14th, the 3rd bus；15th, the first bus；16th, the second bus.
Embodiment
The embodiments of the invention provide a kind of monitoring of energy switching equipment and protection system, solving prior art can not be right
The technical problem that energy switching equipment is monitored and protected.
To enable goal of the invention, feature, the advantage of the present invention more obvious and understandable, below in conjunction with the present invention
Accompanying drawing in embodiment, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that disclosed below
Embodiment be only part of the embodiment of the present invention, and not all embodiment.Based on the embodiment in the present invention, this area
All other embodiment that those of ordinary skill is obtained under the premise of creative work is not made, belongs to protection of the present invention
Scope.
Referring to Fig. 1, the invention provides a kind of monitoring of energy switching equipment and one embodiment of protection system, bag
Include：Information acquisition module 1, transformation function protection module 3 and Power quality management module 4；
The output end of information acquisition module 1 input and Power quality management mould with transformation function protection module 3 respectively
The input communication connection of block 4, information acquisition module 1 are used for the electric quantity information for gathering energy switching equipment and non-electric quantity letter
Breath；
Transformation function protection module 3, for the electric quantity information of digital quantity form transmitted according to information acquisition module 1 and
Non-electric quantity information judges whether transformer and ac-dc conversion equipment break down, when transformer and ac-dc conversion equipment are sent out
During raw failure, control the transformer to break down or the ac-dc conversion equipment that breaks down corresponding to breaker disconnect；
Power quality management module 4, for the electric quantity information of digital quantity form transmitted according to information acquisition module 1 and
The non-electric quantity information analysis quality of power supply, and adjust and refer to according to corresponding to being sent different requirements of the different load to the quality of power supply
Order.
It should be noted that the effect of information acquisition module 1 is that the energy is exchanged by sensor and switching value detector
The information of other non-electric quantities of the electrical quantity and energy switching equipment of electric loop where equipment is acquired；
For transformation function protection module 3 and Power quality management module 4, the sample frequency of electrical quantity is different, right
For transformation function protection module 3, sample frequency 4000Hz, for Power quality management module 4, sample frequency is
12800Hz；
Power quality management module 4 is ensures that different user requires to be adjusted to the different of the quality of power supply, because voltage
Horizontal mainly and idle relevant, frequency is mainly and active relevant, thus Power quality management module 4 mainly with other modules or
Person's device is coordinated to active and idle be adjusted；
Transformation function protection module 3 mainly for energy switching equipment energy variation function, i.e., voltage class conversion and
Ac-dc conversion function provides protection, and concrete principle can refer to existing related relay protection function in power system and realize original
Reason.
Above is one embodiment of a kind of energy switching equipment monitoring provided by the invention and protection system, is this below
A kind of monitoring of energy switching equipment and another embodiment of protection system that invention provides.
Referring to Fig. 1, the invention provides a kind of monitoring of energy switching equipment and one embodiment of protection system, bag
Include：Information acquisition module 1, transformation function protection module 3 and Power quality management module 4；
The output end of information acquisition module 1 input and Power quality management mould with transformation function protection module 3 respectively
The input communication connection of block 4, information acquisition module 1 are used for the electric quantity information for gathering energy switching equipment and non-electric quantity letter
Breath；
Transformation function protection module 3, for the electric quantity information of digital quantity form transmitted according to information acquisition module 1 and
Non-electric quantity information judges whether transformer and ac-dc conversion equipment break down, when transformer and ac-dc conversion equipment are sent out
During raw failure, control the transformer to break down or the ac-dc conversion equipment that breaks down corresponding to breaker disconnect；
Power quality management module 4, for the electric quantity information of digital quantity form transmitted according to information acquisition module 1 and
The non-electric quantity information analysis quality of power supply, and adjust and refer to according to corresponding to being sent different requirements of the different load to the quality of power supply
Order.
Further, in addition to：A/D modular converters 2, load management module 5, plant-grid connection management module 6 and first are total
Line 15；
Output end, transformation function protection module 3, Power quality management module 4, the load management module of A/D modular converters 2
5 and plant-grid connection management module 6 communicated to connect with the first bus 15；
The input of A/D modular converters 2 communicates to connect with the output end of information acquisition module 1, and A/D modular converters 2 are used for
Electric quantity information and non-electric quantity information are converted into digital quantity form from analog quantity form；
The output end of information acquisition module 1 protects mould with transformation function respectively by the bus 15 of A/D modular converters 2 and first
The input of block 3 and the input communication connection of Power quality management module 4；
Load management module 5, counted for the consumption habit to different load and load, and it is idle lacking
In the case of according to the regulating command of Power quality management module 4 according to load important level since elementary load successively
Send excision instruction；
Plant-grid connection management module 6, the load of the different load for being counted according to load management module 5 control access
The output of the power supply of energy switching equipment is horizontal.
It should be noted that for non-electric quantity information, non-electric quantity information is converted into number by analog quantity form
Word amount form will be easy to handle non-electric quantity information；
Load management module 5 is communicated acquisition for different load electricity consumption data by the intelligent electric meter with load；
The real-time output of each power supply of the control access energy switching equipment of plant-grid connection management module 6, to ensure that electric energy is put down
Weighing apparatus.
Further, in addition to：Intermittent management module 7 and gas turbine management module 8；
Intermittent management module 7 and gas turbine management module 8 communicate to connect with the first bus 15 respectively；
Intermittent management module 7, wind energy generating plant and solar power generation for predicting access energy switching equipment are set
Standby output is horizontal, and prediction result is delivered into plant-grid connection management module 6 by the first bus 15；
Gas turbine management module 8, for the first control instruction regulating gas turbine according to plant-grid connection management module 6
Output it is horizontal.
It should be noted that it is that response is fast because the peak modulation capacity of gas turbine is strong that gas turbine, which is individually managed,
Can be as the main supplement of intermittent energy, gas turbine is responsible for communicating with intermittent management module 7 and plant-grid connection module,
To realize the control contributed.
Further, in addition to：Heating power management module 9；
Heating power management module 9 communicates to connect with the first bus 15, and heating power management module 9 is used for the heat energy for controlling cogeneration of heat and power
Flow direction.
It should be noted that the function particular content of heating power management module 9 is the distribution and scheduling of hot water and cold air.
Further, in addition to：Storage energy operation adjusting module 10；
Storage energy operation adjusting module 10 communicates to connect with the first bus 15, and storage energy operation adjusting module 10 is used for according to power supply
Second control instruction of Access Management 6 is controlled to the charge and discharge mode of energy storage device.
Further, in addition to：Control outlet module 11, the bus 16 of event logging module 12 and second；
Load management module 5, plant-grid connection management module 6, intermittent management module 7, gas turbine management module 8, heat
Power management module 9 and the output end of storage energy operation adjusting module 10 communicate to connect with the second bus 16；
The input of control outlet module 11 and event logging module 12 communicates to connect with the second bus 16；
Outlet module 11 is controlled, for output load management module 5, plant-grid connection management module 6, intermittent management module
7th, the control instruction of gas turbine management module 8, heating power management module 9 and storage energy operation adjusting module 10；
Event logging module 12, for recording the monitoring of energy switching equipment and protecting phylogenetic all events.
Further, in addition to：3rd bus 14 and time synchronized module 13；
Output end, the input of A/D modular converters 2 and the output end of time synchronized of information acquisition module 1 and the 3rd total
Line 14 communicates to connect；
The output end of information acquisition module 1 is communicated to connect by the 3rd bus 14 and the input of A/D modular converters 2；
Time synchronized module 13, electric quantity information and non-electric quantity information for being gathered for information acquisition module 1 are carried out
Timestamp label.
Further, information acquisition module 1 specifically includes：Voltage sensor, current sensor, switching value detector, temperature
Spend sensor, gas sensor and flow sensor.
Further, A/D modular converters 2 are VFC converters.
Further, the first bus 15, the second bus 16 and the 3rd bus 14 be respectively SOA service bus, CAN and
Any one in IEC61850 real-time bus.
It should be noted that each module of the present embodiment is communicatively coupled with bus, can exchange information, while also may be used
For subsequently increased application module provides data platform as desired.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and module, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed system can be by others side
Formula is realized.For example, system embodiment described above is only schematical, for example, the division of module, only one kind are patrolled
The division of volume function, can there is an other dividing mode when actually realizing, such as multiple module or components can combine or can be with
Another system is integrated into, or some features can be ignored, or do not perform.It is another, it is shown or discussed mutual
Coupling or direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of device or module, can
To be electrical, mechanical or other forms.
The module illustrated as separating component can be or may not be physically separate, be shown as module
Part can be or may not be physical module, you can with positioned at a place, or can also be distributed to multiple networks
In module.Some or all of module therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional module in each embodiment of the present invention can be integrated in a processing module, can also
That modules are individually physically present, can also two or more modules be integrated in a module.Above-mentioned integrated mould
Block can both be realized in the form of hardware, can also be realized in the form of software function module.
If integrated module is realized in the form of software function module and is used as independent production marketing or in use, can
To be stored in a computer read/write memory medium.Based on such understanding, technical scheme substantially or
Saying all or part of the part to be contributed to prior art or the technical scheme can be embodied in the form of software product
Out, the computer software product is stored in a storage medium, including some instructions are causing a computer equipment
(can be personal computer, server, or network equipment etc.) performs all or part of each embodiment method of the present invention
Step.And foregoing storage medium includes：It is USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), random
Access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with Jie of store program codes
Matter.
More than, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to foregoing reality
Example is applied the present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these are changed
Or replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a kind of energy switching equipment monitoring and protection system, it is characterised in that including：Information acquisition module, transformation function are protected
Protect module and Power quality management module；
The output end of described information the acquisition module input with the transformation function protection module and the quality of power supply respectively
The input communication connection of management module, described information acquisition module are used to gathering the electric quantity information of energy switching equipment and non-
Electric quantity information；
The transformation function protection module, for the electric quantity information according to described information acquisition module transmission and described non-
Electric quantity information judges whether transformer and ac-dc conversion equipment break down, when the transformer and the ac-dc conversion
Break corresponding to the transformer to be broken down during device fails described in control or the ac-dc conversion equipment to break down
Road device disconnects；
The Power quality management module, for the electric quantity information according to described information acquisition module transmission and described non-
Electric quantity information analyzes the quality of power supply, and the regulating command according to corresponding to being sent different requirements of the different load to the quality of power supply.
2. a kind of energy switching equipment monitoring according to claim 1 and protection system, it is characterised in that also include：A/D
Modular converter, load management module, plant-grid connection management module and the first bus；
It is the output end of the A/D modular converters, the transformation function protection module, the Power quality management module, described negative
Lotus management module and the plant-grid connection management module are connected with first bus communication；
The input of the A/D modular converters communicates to connect with the output end of described information acquisition module, the A/D modular converters
For the electric quantity information and the non-electric quantity information to be converted into digital quantity form from analog quantity form；
The output end of described information acquisition module by the A/D modular converters and first bus respectively with the transformation work(
Can the input of protection module and the input communication connection of the Power quality management module；
The load management module, is counted for the consumption habit to different load and load, and idle lacking
In the case of according to the regulating command of the Power quality management module according to load important level since elementary load
Excision instruction is sent successively；
The plant-grid connection management module, the load control of the different load for being counted according to the load management module connect
The output for entering the power supply of energy switching equipment is horizontal.
3. a kind of energy switching equipment monitoring according to claim 2 and protection system, it is characterised in that also include：Between
Having a rest property management module and gas turbine management module；
The intermittent management module and the gas turbine management module are connected with first bus communication respectively；
The intermittent management module, for predicting the wind energy generating plant and solar power plant of access energy switching equipment
Output it is horizontal, and prediction result is delivered to the plant-grid connection management module by first bus；
The gas turbine management module, for the first control instruction regulating gas wheel according to the plant-grid connection management module
The output of machine is horizontal.
4. a kind of energy switching equipment monitoring according to claim 2 and protection system, it is characterised in that also include：Heat
Power management module；
The heating power management module is connected with first bus communication, and the heating power management module is used to control cogeneration of heat and power
Heat energy flows to.
5. a kind of energy switching equipment monitoring according to claim 2 and protection system, it is characterised in that also include：Storage
Can combustion adjustment module；
The storage energy operation adjusting module is connected with first bus communication, and the storage energy operation adjusting module is used for according to institute
The second control instruction for stating plant-grid connection management module is controlled to the charge and discharge mode of energy storage device.
6. the monitoring of any one energy switching equipment and protection system according to claim 2 to 5, it is characterised in that also
Including：Control outlet module, event logging module and the second bus；
The load management module, the plant-grid connection management module, the intermittent management module, the gas turbine management
The output end of module, the heating power management module and the storage energy operation adjusting module connects with second bus communication respectively
Connect；
The input of the control outlet module and the event logging module is connected with second bus communication；
The control outlet module, for exporting the load management module, the plant-grid connection management module, the intermittence
The control of management module, the gas turbine management module, the heating power management module and the storage energy operation adjusting module refers to
Order；
The event logging module, for recording the monitoring of energy switching equipment and protecting phylogenetic all events.
7. a kind of energy switching equipment monitoring according to claim 6 and protection system, it is characterised in that also include：The
Three buses and time synchronized module；
The output end of the output end of described information acquisition module, the input of the A/D modular converters and the time synchronized with
The 3rd bus communication connection；
The output end of described information acquisition module passes through the 3rd bus and the input communication link of the A/D modular converters
Connect；
The time synchronized module, for the electric quantity information gathered for described information acquisition module and the non-electric quantity
Information carries out timestamp label.
8. a kind of energy switching equipment monitoring according to claim 1 and protection system, it is characterised in that described information is adopted
Collection module specifically includes：Voltage sensor, current sensor, switching value detector, temperature sensor, gas sensor and flow
Sensor.
9. a kind of energy switching equipment monitoring according to claim 1 and protection system, it is characterised in that the A/D turns
Mold changing block is VFC converters.
10. a kind of energy switching equipment monitoring and protection system according to claim 7, it is characterised in that described first is total
Line, second bus and the 3rd bus are respectively to appoint in SOA service bus, CAN and IEC61850 real-time bus
Meaning is a kind of.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112467879A (en) * | 2020-11-18 | 2021-03-09 | 广东电网有限责任公司电力科学研究院 | Intelligent monitoring system, method and equipment for park energy |
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| CN103595138A (en) * | 2013-11-21 | 2014-02-19 | 国网上海市电力公司 | Smart micro-grid system |
| CN205901441U (en) * | 2016-07-22 | 2017-01-18 | 北京木联能软件股份有限公司 | Management and control system is concentrated in new forms of energy power station |
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