CN106961134B - Charging and conversion electric facility safety utilization of electric power control method and system - Google Patents
Charging and conversion electric facility safety utilization of electric power control method and system Download PDFInfo
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Abstract
The invention belongs to charging technique fields, and in particular to a kind of charging and conversion electric facility safety utilization of electric power control method.Present invention seek to address that how to realize the problem of electricity consumption situation of charging and conversion electric facility and the electricity consumption situation real-time matching of other equipments are coordinated.For this purpose, the method for the present invention includes the following steps: obtaining the real-time total current Iin in platform area, and be sent to master control system；Master control system calculates the real-time utilization r for putting into effect area's capacitance according to real-time total current Iin and platform area maximum allowed current Imax；Platform area capacitance is divided into multiple electricity consumption areas according to the real-time utilization of platform area capacitance using state；Master control system is communicated with charging and conversion electric facility control system according to specific electricity consumption area；Charging and conversion electric facility control system reads the parameter current of master control system, regulates and controls the electricity consumption strategy of charging and conversion electric facility.Technical solution of the present invention can electricity consumption variation in real-time response route, make full use of route for electricity consumption while, accomplish safety utilization of electric power, coordinate electricity consumption.
Description
Technical field
The invention belongs to Charge Management technical fields, and in particular to a kind of charging and conversion electric facility safety utilization of electric power control method and be
System.
Background technique
With pushing open on a large scale for charging and conversion electric facility, more and more charging and conversion electric facilities (including but not limited to charging pile, change
Power station, charging vehicle, charging interface etc.) have to equip (hereinafter referred to as " other equipments ") with other electrically-charging equipments or electricity consumption altogether
With being connected under a transformer or one in electric line, and share capacity after the same table, i.e., all facilities it is total
Electricity consumption is limited by route active volume.The problem generated therewith is how to close to the charging and conversion electric facility setting controlled
The maximum electricity consumption threshold value of reason.Due to the randomness and dispersibility of other equipment electricity consumptions, if the maximum electricity consumption equipped with other
For the maximum electricity consumption threshold value according to setting charging and conversion electric facility, it is bound to cause during other equipment free time or low power consumption, fills and change
Electric facility can not be obviously less than normal with the available power that this calculates charging and conversion electric facility using the electricity capacity vacated.If according to
According to region, other equip the numerical value of maximum electricity consumption the maximum electricity consumption threshold value of charging and conversion electric facility is arranged, and it cannot be guaranteed that change filling
When electric facility high position electricity operation, other equipment non unexpected increases of electricity consumption, to cause the total electricity consumption to be more than
Route definite value and act protective device, and then influence the normal electricity consumption of charging and conversion electric facility and whole route.
Therefore, this field needs a kind of safety utilization of electric power control method, realizes the electricity consumption situation and other dresses of charging and conversion electric facility
The real-time matching of standby electricity consumption situation is coordinated.That is, equipping the low power consumption phase at other, charging and conversion electric facility can be made to utilize it in time
He equips the idle capacity conceded；During other equip electricity consumption rapid increase, charging and conversion electric facility can be made to adjust use in time
Electric strategy, forces down electricity consumption, guarantee the total electricity consumption in route will not trigger protection device action and influence charging and conversion electric facility with
And the normal electricity consumption of whole route.
Summary of the invention
In order to solve the above problem in the prior art, in order to solve how to realize the electricity consumption situation of charging and conversion electric facility with
The problem of electricity consumption situation real-time matching of other equipments is coordinated, the present invention provides a kind of charging and conversion electric facility safety utilization of electric power controlling parties
Method.The method includes the following steps:
The real-time total current Iin in platform area is obtained, and is sent to master control system；
Master control system calculates according to the real-time total current Iin and maximum allowed current Imax in platform area and puts into effect area's capacitance
Real-time utilization r；
Platform area capacitance is divided into multiple electricity consumption areas according to the real-time utilization r of platform area capacitance using state；
Master control system is communicated with charging and conversion electric facility control system according to the electricity consumption area being presently in；And
Charging and conversion electric facility control system reads the parameter current of master control system and is filled according to parameter current regulation and changed
The electricity consumption strategy of electric facility.
Above-mentioned charging and conversion electric facility safety utilization of electric power control method further comprises: master control system is according to the reality of platform area capacitance
When utilization rate r calculate platform area real-time available power.
In above-mentioned charging and conversion electric facility safety utilization of electric power control method, the multiple electricity consumption area include comfort zone, vigilant area and
Danger area.
Further, the comfort zone is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；It is described vigilant
Area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；The danger area is set as red, indicates
The utilization rate of platform area capacitance is higher than 80%.
In above-mentioned charging and conversion electric facility safety utilization of electric power control method, the multiple electricity consumption area includes comfort zone, vigilant area, danger
Danger zone and urgent area.
Further, the comfort zone is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates the utilization rate of platform area capacitance between 80%~95%；
The urgent area is set as black, indicates that the utilization rate of platform area capacitance is higher than 95%.
Further, master control system is according to the real-time utilization r of platform area capacitance, by the real-time electricity consumption of platform area capacitance
Status indication is one of the green, yellow, red and black.
Further, master control system is with electricity condition setting and charging and conversion electric facility control according to the real-time of platform area capacitance
The communication frequency of system.
Above-mentioned charging and conversion electric facility safety utilization of electric power control method further comprises:
When platform area capacitance real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility are controlled
System is communicated；
When platform area capacitance it is real-time constant with the color keep of electricity condition when, master control system according to work as foreground partition capacitor
The variation of the real-time utilization r of amount is set according to setting with the communication time interval of charging and conversion electric facility control system with electric charging
Apply the frequency of control system communication；
In above-mentioned charging and conversion electric facility safety utilization of electric power control method, real-time when platform area capacitance is held with the color of electricity condition
It is continuous in green when, the every variation 10% of the real-time utilization of platform area capacitance or master control system and charging and conversion electric facility control
Often more than 1 minute, master control system is once communicated the communication time interval of system with charging and conversion electric facility control system；Work as platform
When area's capacitance real-time is continuously in yellow with the color of electricity condition, when the every variation 5% of the real-time utilization of platform area capacitance,
Or the communication time interval of master control system and charging and conversion electric facility control system is often more than 30 seconds, master control system and electric charging
Facility control system is once communicated；When platform area capacitance real-time is continuously in red with the color of electricity condition, work as platform
Between the every variation 1% of the real-time utilization of area's capacitance or master control system and the call duration time of charging and conversion electric facility control system
Every often, more than 10 seconds, master control system was once communicated with charging and conversion electric facility control system；When the real-time use of platform area capacitance
When the color of electricity condition is continuously in black, master control system and charging and conversion electric facility control system carry out instant messaging or each
Second is once communicated.
Further, charging and conversion electric facility control system reads the current of master control system by communicating with master control system
Parameter, the parameter current include that the real-time of platform area capacitance uses electricity condition and real-time active volume.
Further, charging and conversion electric facility control system regulates and controls electricity consumption strategy according to parameter current:
When platform area capacitance is green comfort zone with electricity condition, electricity consumption can be increased, can also disposably be put into more
Platform electricity consumption equipment；
When platform area capacitance is that yellow is vigilant area with electricity condition, electricity consumption level is kept, if new electricity consumption equipment need to be put into,
It then needs to synchronize to force down and be equipped in the electricity consumption or excision equipped with electricity consumption with electricity consumption；
When platform area capacitance is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment,
It forces down and is equipped in the electricity consumption equipped with electricity consumption or gradually cut off with electricity consumption simultaneously；
When platform area capacitance is the urgent area of black with electricity condition, immediately successively or complete resection equips with electricity consumption.
Above-mentioned charging and conversion electric facility safety utilization of electric power control method further comprises the acquisition modes of the real-time total current Iin
It include: the numerical value that real-time total current Iin is obtained from the existing current measurement module of step down side；Or it is low in transformer
It presses side that current measurement module is installed, measures the numerical value of real-time total current Iin；Or place is equipped from charging and conversion electric facility with other
The real-time current I and its phase angle theta of each route are obtained on each route in existing current measurement module, and then according to the reality
When electric current I and its phase angle theta calculate real-time total current Iin；Or where the charging and conversion electric facility and other described equipments
Current measurement module is installed on each route, measures the real-time current I and its phase angle theta of each route, and then according to described real-time
Electric current I and its phase angle theta calculate real-time total current Iin.
Above-mentioned charging and conversion electric facility safety utilization of electric power control method further comprises: the real-time utilization of described area's capacitance
Calculation formula are as follows: r=Iin/Imax,
Wherein, r is the real-time utilization of platform area capacitance, and Iin is the real-time total current in platform area, and Imax is the maximum in platform area
Allow electric current.
Above-mentioned charging and conversion electric facility safety utilization of electric power control method further comprises: the maximum allowed current depends on platform area most
Big electricity capacity, the calculation formula of platform area maximum electricity capacity are as follows: kVAmax=k1*kVArated；
Wherein, kVAmax is the maximum electricity capacity in platform area, and k1 is overload factor, and kVArated is specified electricity consumption
The real-time available power calculation formula are as follows:
KVAavail=α * (1-r) * kVAmax；
Wherein, kVAavail is the real-time available power in platform area, and α is safety coefficient, and r is the real-time utilization of platform area capacitance
Rate, kVAmax are platform area maximum electricity capacity.
Further, master control system and electric charging control system are communicated by optical fiber, cable or wirelessly；Or it is main
Control system is communicated with electric charging control system by bus or connection；Or master control system and electric charging control are
System is integrated on a machine or one piece of board, by the way that mode communicates in machine or in plate.
Further, it is provided with protective device on the route in platform area, when the electric current in route is more than pre-set current value, institute
Protective device is stated to cut off the equipment of the electricity consumption in circuit.
Further, the protective device is relay, fuse and/or breaker.
On the other hand, the charging and conversion electric facility safety utilization of electric power that the present invention also provides a kind of for executing the above method controls system
System, which includes the master control system and the charging and conversion electric facility control system.
In conclusion in the inventive solutions, by the electric current for flowing through platform area protective device measure come
The real-time total current in platform area is obtained, and then calculates the real-time utilization for putting into effect area's capacitance and real-time available power, according to platform area
The electricity consumption state demarcation in platform area is multiple electricity consumption areas by the real-time utilization of electric current, then master control system and charging and conversion electric facility control
System processed is communicated according to the electricity consumption area being presently in, and changes the real-time electricity consumption shape that electric facility control system reads platform area capacitance
State and real-time available power are correspondingly arranged the maximum electricity consumption of itself, accomplish to maximally utilize within the scope of available power.
Can also be according to itself electricity consumption strategy be adjusted in time with electricity condition in real time, the electricity consumption variation in real-time response route guarantees
Total electricity consumption in route will not trigger protection device action, can make full use of route for electricity consumption while, do
To safety utilization of electric power, coordinate electricity consumption.
Scheme 1, a kind of charging and conversion electric facility safety utilization of electric power control method, which is characterized in that the method includes the following steps:
The real-time total current (Iin) in platform area is obtained, and is sent to master control system；
Master control system calculates according to the maximum allowed current (Imax) of real-time total current (Iin) He Taiqu and puts into effect area's capacitor
The real-time utilization (r) of amount；
Platform area capacitance is divided into multiple electricity consumption areas according to the real-time utilization (r) of platform area capacitance using state；
Master control system is communicated with charging and conversion electric facility control system according to the electricity consumption area being presently in；And
Charging and conversion electric facility control system reads the parameter current of master control system and is filled according to parameter current regulation and changed
The electricity consumption strategy of electric facility.
Scheme 2, charging and conversion electric facility safety utilization of electric power control method according to scheme 1, it is characterised in that further comprise:
Master control system calculates the real-time available power of platform area capacitance according to the real-time utilization (r) of platform area capacitance.
Scheme 3, the charging and conversion electric facility safety utilization of electric power control method according to scheme 2, which is characterized in that the multiple use
Electric area includes comfort zone, vigilant area and danger area.
Scheme 4, the charging and conversion electric facility safety utilization of electric power control method according to scheme 2, which is characterized in that the multiple use
Electric area further includes comfort zone, vigilant area, danger area and urgent area.
Scheme 5, charging and conversion electric facility safety utilization of electric power control method according to scheme 3, which is characterized in that the comfort zone
It is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates that the utilization rate of platform area capacitance is higher than 80%.
Scheme 6, charging and conversion electric facility safety utilization of electric power control method according to scheme 4, which is characterized in that the comfort zone
It is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates the utilization rate of platform area capacitance between 80%~95%；
The urgent area is set as black, indicates that the utilization rate of platform area capacitance is higher than 95%.
Scheme 7, the charging and conversion electric facility safety utilization of electric power control method according to scheme 5 or 6, which is characterized in that main control
The real-time electricity consumption status indication of platform area capacitance is the green, Huang according to the real-time utilization (r) of platform area capacitance by system
One of color, red and black.
Scheme 8, charging and conversion electric facility safety utilization of electric power control method according to scheme 7, which is characterized in that master control system
According to the real-time communication frequency with electricity condition setting and charging and conversion electric facility control system of platform area capacitance.
Scheme 9, the charging and conversion electric facility safety utilization of electric power control method according to scheme 8, it is characterised in that:
When platform area capacitance real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility are controlled
System is communicated；
When platform area capacitance it is real-time constant with the color keep of electricity condition when, master control system according to work as foreground partition capacitor
The variation of the real-time utilization (r) of amount or according to the setting of the communication time interval of charging and conversion electric facility control system and electric charging
The frequency of facility control system communication.
Scheme 10, charging and conversion electric facility safety utilization of electric power control method according to scheme 9, it is characterised in that:
When platform area capacitance real-time is continuously in green with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 10% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 1 minute, main control
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in yellow with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 5% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 30 seconds, main control system
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in red with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 1% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 10 seconds, main control system
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in black with the color of electricity condition, master control system and charging and conversion electric facility
Control system carries out instant messaging or is once communicated for each second.
Scheme 11, the charging and conversion electric facility safety utilization of electric power control method according to scheme 8, which is characterized in that electric charging is set
It applies control system and reads the parameter current of master control system by communicating with master control system, the parameter current includes platform area
The real-time of capacitance uses electricity condition and real-time active volume.
Scheme 12, the charging and conversion electric facility safety utilization of electric power control method according to scheme 11, which is characterized in that electric charging is set
It applies control system and electricity consumption strategy is regulated and controled according to the parameter current:
When platform area capacitance is green comfort zone with electricity condition, electricity consumption can be increased, can also disposably be put into more
Platform electricity consumption equipment；
When platform area capacitance is that yellow is vigilant area with electricity condition, electricity consumption level is kept, if new electricity consumption equipment need to be put into,
It then needs to synchronize to force down and be equipped in the electricity consumption or excision equipped with electricity consumption with electricity consumption；
When platform area capacitance is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment,
It forces down and is equipped in the electricity consumption equipped with electricity consumption or gradually cut off with electricity consumption simultaneously；
When platform area capacitance is the urgent area of black with electricity condition, immediately successively or complete resection equips with electricity consumption.
Scheme 13, the charging and conversion electric facility safety utilization of electric power control method according to any one of scheme 2 to 12, feature exist
In the acquisition modes of the real-time total current (Iin) include:
The numerical value of real-time total current (Iin) is obtained from the existing current measurement module of step down side；Or
Current measurement module is installed in step down side, measures the numerical value of real-time total current (Iin)；Or
Each line is obtained from charging and conversion electric facility and existing current measurement module on each route where other equipments
The real-time current (I) and its phase angle (θ) on road, and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)；Or
Current measurement module is installed on each route where the charging and conversion electric facility and other described equipments, measurement is each
The real-time current (I) and its phase angle (θ) of route, and then calculated according to the real-time current (I) and its phase angle (θ) total in real time
Electric current (Iin).
Scheme 14, charging and conversion electric facility safety utilization of electric power control method according to scheme 13, which is characterized in that described area
The calculation formula of the real-time utilization of capacitance are as follows: r=Iin/Imax,
Wherein, r is the real-time utilization of platform area capacitance, and Iin is the real-time total current in platform area, and Imax is the maximum in platform area
Allow electric current.
Scheme 15, the charging and conversion electric facility safety utilization of electric power control method according to scheme 14, which is characterized in that the maximum
Electric current is allowed to depend on platform area maximum electricity capacity, the calculation formula of platform area maximum electricity capacity are as follows:
KVAmax=k1*kVArated；
Wherein, kVAmax is platform area maximum electricity capacity, and k1 is overload factor, and kVArated is specified electricity consumption.
Scheme 16, charging and conversion electric facility safety utilization of electric power control method according to scheme 15, which is characterized in that described real-time
The calculation formula of available power are as follows:
KVAavail=α * (1-r) * kVAmax；
Wherein, kVAavail is the real-time available power in platform area, and α is safety coefficient, and r is the real-time utilization of platform area capacitance
Rate, kVAmax are platform area maximum electricity capacity.
Scheme 17, charging and conversion electric facility safety utilization of electric power control method according to scheme 16, which is characterized in that main control system
System passes through optical fiber, cable with electric charging control system or is wirelessly communicated；Or
Master control system is communicated with electric charging control system by bus or connection；Or
Master control system and electric charging control system integration pass through side in machine or in plate on a machine or one piece of board
Formula communication.
Scheme 18, the charging and conversion electric facility safety utilization of electric power control method according to scheme 17, which is characterized in that the line in platform area
Road is provided with protective device, and when the electric current in route is more than pre-set current value, the protective device is to cut off in circuit
Electricity consumption equipment.
Scheme 19, the charging and conversion electric facility safety utilization of electric power control method according to scheme 18, which is characterized in that the protection
Device is relay, fuse and/or breaker.
Scheme 20, a kind of charging and conversion electric facility safety utilization of electric power control system, which is characterized in that the system comprises main control systems
System and charging and conversion electric facility control system, the master control system are configured to: obtaining the real-time total current (Iin) in platform area；According to platform
The real-time total current (Iin) and maximum allowed current (Imax) in area calculate the real-time utilization (r) of platform area capacitance；By platform area electricity
Capacity is divided into multiple electricity consumption areas according to the real-time utilization (r) of platform area capacitance using state；
The charging and conversion electric facility control system is configured to: being carried out according to the electricity consumption area and the master control system that are presently in
Communication；It reads the parameter current of the master control system and regulates and controls the electricity consumption strategy of charging and conversion electric facility according to the parameter current.
Scheme 21, the charging and conversion electric facility safety utilization of electric power control system according to scheme 20, which is characterized in that the master control
System processed is configured to calculate the real-time available power of platform area capacitance according to the real-time utilization (r) of platform area capacitance.
Scheme 22, the charging and conversion electric facility safety utilization of electric power control system according to scheme 21, which is characterized in that the multiple
Electricity consumption area includes comfort zone, vigilant area and danger area.
Scheme 23, the charging and conversion electric facility safety utilization of electric power control system according to scheme 21, which is characterized in that the multiple
Electricity consumption area includes comfort zone, vigilant area, danger area and urgent area.
Scheme 24, the charging and conversion electric facility safety utilization of electric power control system according to scheme 22, which is characterized in that described comfortable
Area is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates that the utilization rate of platform area capacitance is higher than 80%.
Scheme 25, the charging and conversion electric facility safety utilization of electric power control system according to scheme 23, which is characterized in that described comfortable
Area is set as green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates the utilization rate of platform area capacitance between 80%~95%；
The urgent area is set as black, indicates that the utilization rate of platform area capacitance is higher than 95%.
Scheme 26, the charging and conversion electric facility safety utilization of electric power control system according to scheme 24 or 25, which is characterized in that described
Master control system is configured to
One of the green, yellow, red and black.
Scheme 27, the charging and conversion electric facility safety utilization of electric power control system according to scheme 26, which is characterized in that the master control
System configuration processed is at the real-time communication frequency with electricity condition setting and the charging and conversion electric facility control system according to platform area capacitance
Rate.
Scheme 28, the charging and conversion electric facility safety utilization of electric power control system according to scheme 27, it is characterised in that:
When platform area capacitance real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility are controlled
System is communicated；
When platform area capacitance it is real-time constant with the color keep of electricity condition when, master control system according to work as foreground partition capacitor
The variation of the real-time utilization (r) of amount or according to the setting of the communication time interval of charging and conversion electric facility control system and electric charging
The frequency of facility control system communication.
Scheme 29, the charging and conversion electric facility safety utilization of electric power control system according to scheme 28, it is characterised in that:
When platform area capacitance real-time is continuously in green with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 10% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 1 minute, main control
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in yellow with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 5% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 30 seconds, main control system
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in red with the color of electricity condition, the real-time utilization of platform area capacitance
Every variation 1% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 10 seconds, main control system
System is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in black with the color of electricity condition, master control system and charging and conversion electric facility
Control system carries out instant messaging or is once communicated for each second.
Scheme 30, the charging and conversion electric facility safety utilization of electric power control system according to scheme 29, which is characterized in that described fill is changed
Electric facility control system is configured to read the parameter current of the master control system, institute by communicating with the master control system
Stating parameter current includes that the real-time of platform area capacitance uses electricity condition and real-time active volume.
Scheme 31, the charging and conversion electric facility safety utilization of electric power control system according to scheme 30, which is characterized in that described fill is changed
Electric facility control system regulates and controls electricity consumption strategy according to the parameter current:
When platform area capacitance is green comfort zone with electricity condition, electricity consumption can be increased, can also disposably be put into more
Platform electricity consumption equipment；
When platform area capacitance is that yellow is vigilant area with electricity condition, electricity consumption level is kept, if new electricity consumption equipment need to be put into,
It then needs to synchronize to force down and be equipped in the electricity consumption or excision equipped with electricity consumption with electricity consumption；
When platform area capacitance is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment,
It forces down and is equipped in the electricity consumption equipped with electricity consumption or gradually cut off with electricity consumption simultaneously；
When platform area capacitance is the urgent area of black with electricity condition, immediately successively or complete resection equips with electricity consumption.
Scheme 32, the charging and conversion electric facility safety utilization of electric power control system according to any one of scheme 21 to 31, feature
It is, the acquisition modes of the real-time total current (Iin) include:
The numerical value of real-time total current (Iin) is obtained from the existing current measurement module of step down side；Or
Current measurement module is installed in step down side, measures the numerical value of real-time total current (Iin)；Or
Each line is obtained from charging and conversion electric facility and existing current measurement module on each route where other equipments
The real-time current (I) and its phase angle (θ) on road, and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)；Or
Current measurement module is installed on each route where the charging and conversion electric facility and other described equipments, measurement is each
The real-time current (I) and its phase angle (θ) of route, and then calculated according to the real-time current (I) and its phase angle (θ) total in real time
Electric current (Iin).
Scheme 33, the charging and conversion electric facility safety utilization of electric power control system according to scheme 32, which is characterized in that described area
The calculation formula of the real-time utilization of capacitance are as follows: r=Iin/Imax,
Wherein, r is the real-time utilization of platform area capacitance, and Iin is the real-time total current in platform area, and Imax is the maximum in platform area
Allow electric current.
Scheme 34, the charging and conversion electric facility safety utilization of electric power control system according to scheme 33, which is characterized in that the maximum
Electric current is allowed to depend on platform area maximum electricity capacity, the calculation formula of platform area maximum electricity capacity are as follows:
KVAmax=k1*kVArated；
Wherein, kVAmax is platform area maximum electricity capacity, and k1 is overload factor, and kVArated is specified electricity consumption.
Scheme 35, the charging and conversion electric facility safety utilization of electric power control system according to scheme 34, which is characterized in that described real-time
The calculation formula of available power are as follows:
KVAavail=α * (1-r) * kVAmax；
Wherein, kVAavail is the real-time available power in platform area, and α is safety coefficient, and r is the real-time utilization of platform area capacitance
Rate, kVAmax are platform area maximum electricity capacity.
Scheme 36, the charging and conversion electric facility safety utilization of electric power control system according to scheme 35, which is characterized in that the master control
System processed and the electric charging control system are by optical fiber, cable or are wirelessly communicated；Or
The master control system is communicated with the electric charging control system by bus or connection；Or
The master control system and the electric charging control system integration are on a machine or one piece of board, by machine
Or mode communicates in plate.
Detailed description of the invention
Fig. 1 is a kind of plot structure schematic diagram using charging and conversion electric facility safety utilization of electric power control method of the invention；
Fig. 2 is another platform plot structure schematic diagram using charging and conversion electric facility safety utilization of electric power control method of the invention；
Fig. 3 is the electricity consumption Division schematic diagram of charging and conversion electric facility safety utilization of electric power control method of the invention.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining technical principle of the invention, it is not intended that limit the scope of the invention.
Currently, charging and conversion electric facility (including but not limited to charging pile, electrical changing station, charging vehicle, charging interface etc.) and other
Electrically-charging equipment or electricity consumption equipment (hereinafter referred to as " other equipment ") are commonly connected under a transformer or one with electric line
In, and share capacity after the same table, that is, the total electricity consumption of all facilities is limited by route active volume.Therefore, of the invention
A kind of method for being intended to provide electricity utilization rate that can be improved in route, and guarantee that the total electricity consumption in route will not trigger
Protective device acts and cuts off electrical equipment.It should be pointed out that the term " platform area " in the application means to be commonly connected to one
The region constituted under a transformer or at one with all electrical equipments in electric line, the region is either actual area
Domain is also possible to Virtual space, these electrical equipments can be physically neighbouring, can also be located far away from one another.
Referring to Figures 1 and 2, Fig. 1 is tied using a kind of area of charging and conversion electric facility safety utilization of electric power control method of the invention
Structure schematic diagram；Fig. 2 is another platform plot structure schematic diagram using charging and conversion electric facility safety utilization of electric power control method of the invention.Such as
Shown in Fig. 1 and Fig. 2, the electrical equipment in platform area includes charging and conversion electric facility and other equipment (common connections other than charging and conversion electric facility
Electrical equipment under the same transformer), charging and conversion electric facility and other equipments are in same bus (as shown in Figure 1) or feedback
On line (as shown in Figure 2), upstream is provided with protective device, and the protective device is for limiting and protecting charging and conversion electric facility and other
The total electricity consumption of equipment.Specifically, protective device can be relay, fuse or breaker, the high voltage of power grid conveying
Electric energy is converted to the electric energy of 400V voltage by transformer, and then electric energy is distributed to each electrical equipment by the protective device.
The protective device of each branch is also equipped on each road of charging and conversion electric facility and other equipments simultaneously.This area is also set up
There are master control system, other equipment control system and charging and conversion electric facility control system, wherein master control system is used for control and monitor console area
The use of interior electricity consumption situation, other equipment control system and charging and conversion electric facility control system for each electrical equipment in control and monitor console area
Electric situation.Also, master control system can be communicated with other equipment control system and charging and conversion electric facility control system.Specifically
Ground, when master control system is in remote position with other equipment control system and charging and conversion electric facility control system, Ke Yitong
The modes such as optical fiber, cable, wireless are crossed to communicate；When master control system and other equipment control system and charging and conversion electric facility control system
When in same position, it can be communicated by modes such as bus or connections；In addition, master control system and other equipment control are
System and charging and conversion electric facility control system can also be integrated on a machine or one piece of board, then pass through mode in machine or in plate
Communication.
It is ripe about master control system, other equipment control system and charging and conversion electric facility control system, those skilled in the art
Know there is no difference substantially in practical application between them, the difference is that only control object, they can be used
Any form appropriate, can also be with either multiple functional modules of discrete setting either hardware is also possible to software
The multiple functional units being integrated on a hardware.Each as simplest form, in three kinds of control systems
It can be controller, such as combinational logic control device, microprogram control unit etc., as long as can be realized the phase to monitored target
Close the monitoring and adjusting of parameter.Certainly, master control system, other equipment control system and charging and conversion electric facility control system
It can be used as different modules to be integrated on a physical equipment, these are all without departing from basic principle of the invention and protection model
It encloses.
Charging and conversion electric facility safety utilization of electric power control method of the invention includes the following steps: the total current Iin for obtaining platform area, and
It is sent to master control system；Master control system is calculated according to the total current Iin and maximum allowed current Imax in platform area puts into effect area's electricity
The real-time utilization r of capacity；Platform area capacitance is divided into according to the real-time utilization r of platform area capacitance using state multiple
Electricity consumption area；Master control system is communicated with charging and conversion electric facility control system according to the electricity consumption area being presently in；Charging and conversion electric facility
Control system reads the parameter current of master control system, regulates and controls the electricity consumption strategy of charging and conversion electric facility.Further, master control system root
The real-time available power for putting into effect area is calculated according to the real-time utilization r of platform area capacitance.Specifically, Fig. 3 is this hair referring to Fig. 3
The electricity consumption Division schematic diagram of bright charging and conversion electric facility safety utilization of electric power control method.As shown in figure 3, platform area capacitance utilizes shape
State is divided into four electricity consumption areas according to the utilization rate of platform area capacitance, and respectively green comfort zone, yellow are vigilant area, red danger
Area and the urgent area of black.As an example, green comfort zone indicates that the utilization rate of platform area capacitance is lower than 60%；Yellow is vigilant area's table
The utilization rate of the area Shi Tai capacitance is between 60%~80%；Red danger area indicate the utilization rate of platform area capacitance 80%~
Between 95%；The urgent area of black indicates that the utilization rate of platform area capacitance is higher than 95%.
The real-time total current Iin in platform area can flow through the electric current acquisition of protective device by measuring.Due to the setting of platform area
Protective device is used to limit and protect the total electricity consumption of charging and conversion electric facility and other equipments, therefore, flows through upstream guarantor as long as measuring
The electric current of protection unit is the total current Iin of this area at this time, or measures the electricity for flowing through the protective device of other each branch roads
Stream obtains the total current Iin of platform area at this time by calculating.Obtaining platform area total current Iin includes following manner: (1) transformer low voltage
When there is current measurement module in side (i.e. the high-voltage electricity of power grid conveying is converted to the side of 400V voltage through transformer), directly from the electricity
The real time value of Iin is obtained in flow measurement module, and inputs master control system；(2) step down side does not have current measurement mould
When block, current measurement module is installed in step down side, measurement obtains the real time value of total current Iin, and inputs main control
System；(3) each line is obtained from charging and conversion electric facility and existing current measurement module on each route where other equipments
The real-time current I and its phase angle theta on road；Or current measurement is installed on each route where charging and conversion electric facility and other equipments
Module measures the real-time current I and its phase angle theta of each route.The real-time current I and its phase angle theta of measurement are input to main control
System sums to all real-time current I vectors by main control system, obtains the numerical value of the real-time total current Iin in platform area.
Master control system calculates according to the real-time total current Iin and maximum allowed current Imax in platform area and puts into effect area's capacitance
Real-time utilization r.Due to being provided with protective device in platform area, the maximum in platform area flows through electric current by the guarantor of protective device
It protects definite value to determine, either relay, fuse or breaker, the setting electric current to overload protection is the maximum in platform area
Allow electric current Imax.At this point, corresponding area's maximum electricity consumption are as follows: kVAmax=k1*kVArated, k1 are overload factor
(generally between 1.1~1.3), kVArated are specified electric quantity.When calculating the real-time utilization r of platform area capacitance, it can recognize
Directly proportional to electric current for electricity, therefore, the electricity real-time utilization in platform area may be calculated: r=Iin/Imax.In turn, platform area
Real-time available power can calculate are as follows: kVAavail=α * (1-r) * kVAmax；Wherein, kVAavail is the real-time available of platform area
Electricity, α are safety coefficient, and r is the real-time utilization of platform area capacitance, and kVAmax is platform area maximum electricity capacity.Main control system
System is according to the real-time utilization r of platform area capacitance, which electricity consumption area the real-time of platform area capacitance belongs to electricity condition at this time for judgement,
Then be the color in corresponding electricity consumption area by the real-time electricity consumption status indication of platform area capacitance, i.e., labeled as green, yellow, red or
Person's black.
Charging and conversion electric facility control system reads the current ginseng of master control system by being communicated with master control system
Number, parameter current include that the real-time of platform area uses electricity condition and real-time active volume kVAavail, then regulate and control charging and conversion electric facility
Electricity consumption strategy.Specifically, electric charging control system is according to the real-time active volume kVAavail when foreground partition and when foreground partition
The electricity consumption of charging and conversion electric facility is adjusted with electricity condition in real time.More specifically, when platform area is green comfort zone with electricity condition,
Electricity consumption can be increased, can also disposably put into more electricity consumption equipments；When platform area is that yellow is vigilant area with electricity condition, keep
Electricity consumption level is needed to synchronize and be forced down in the electricity consumption or excision equipped with electricity consumption with Denso if new electricity consumption equipment need to be put into
It is standby；When platform area is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment, while forcing down
It is equipped with the electricity consumption or gradually cut off that electricity consumption is equipped with electricity consumption；When platform area is the urgent area of black with electricity condition, immediately
Successively or complete resection is equipped with electricity consumption.It should be noted that main control, which ties up to, to be set when being in black region with electricity condition
If not detecting real-time electricity consumption decline in fixing time, emergency safety countermeasure will be started, control the route of charging and conversion electric facility
Or the protective device or switch motion of branch road, cut off charging and conversion electric facility.
Master control system and the communication frequency of charging and conversion electric facility control system can be set according to the actual situation.Example
Such as, master control system different can be communicated according to real-time be arranged with electricity condition in platform area with charging and conversion electric facility control system
Frequency.Specifically, when platform area real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility control
System processed is communicated；When platform area it is real-time constant with the color keep of electricity condition when, master control system according to when foreground partition electricity
The variation of the real-time utilization r of capacity is to set the frequency communicated with charging and conversion electric facility control system or set according to electric charging
The communication time interval of control system is applied to set the frequency communicated with charging and conversion electric facility control system.Specifically, if platform area
It is real-time can set real-time utilization every variation 10% of platform area capacitance when being continuously in green with the color of electricity condition,
Master control system is once communicated with charging and conversion electric facility control system or master control system and charging and conversion electric facility control system
Communication time interval often more than 1 minute, master control system is once communicated with charging and conversion electric facility control system；If platform area
It is real-time can set real-time utilization every variation 5% of platform area capacitance when being continuously in yellow with the color of electricity condition, it is main
Control system is once communicated with charging and conversion electric facility control system or master control system and charging and conversion electric facility control system
Often more than 30 seconds, master control system is once communicated communication time interval with charging and conversion electric facility control system；If platform area
When being continuously in red with the color of electricity condition in real time, the every variation 1% of real-time utilization of platform area capacitance, master control can be set
System processed once communicated with charging and conversion electric facility control system or master control system and charging and conversion electric facility control system it is logical
Time interval is believed often more than 10 seconds, and master control system is once communicated with charging and conversion electric facility control system；If the reality in platform area
When being continuously in black with the color of electricity condition, can set master control system and charging and conversion electric facility control system carry out it is instant
Communication is once communicated for each second.It should be noted that the communication of above-mentioned master control system and electric charging station control system
Frequency is only to illustrate, and specific setting value must consider to be arranged according to the actual situation.
Master control system and the communication mode of electric charging control system are not limited.The two can be respectively in Liang Chu, at this time can be with
It is communicated by optical fiber, cable or wirelessly.The two can also be in the same place, can be led at this time by bus or connection
Letter.Master control system and electric charging control system can also be integrated on a machine or one piece of board, by machine or in plate
Mode communicates.
So far, it has been combined preferred embodiment shown in the drawings and describes technical solution of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make equivalent change or replacement to the relevant technologies feature, these
Technical solution after change or replacement will fall within the scope of protection of the present invention.
Claims (36)
1. a kind of charging and conversion electric facility safety utilization of electric power control method, which is characterized in that the method includes the following steps:
The real-time total current (Iin) in platform area is obtained, and is sent to master control system；
Master control system calculates according to the maximum allowed current (Imax) of real-time total current (Iin) He Taiqu and puts into effect area's capacitance
Real-time utilization (r)；
Platform area capacitance is divided into multiple electricity consumption areas according to the real-time utilization (r) of platform area capacitance using state；
Master control system is communicated with charging and conversion electric facility control system according to the electricity consumption area being presently in；And
Charging and conversion electric facility control system reads the parameter current of master control system and regulates and controls electric charging according to the parameter current and sets
The electricity consumption strategy applied.
2. charging and conversion electric facility safety utilization of electric power control method according to claim 1, it is characterised in that further comprise: master control
System processed calculates the real-time available power of platform area capacitance according to the real-time utilization (r) of platform area capacitance.
3. charging and conversion electric facility safety utilization of electric power control method according to claim 2, which is characterized in that the multiple electricity consumption area
Including comfort zone, vigilant area and danger area.
4. charging and conversion electric facility safety utilization of electric power control method according to claim 2, which is characterized in that the multiple electricity consumption area
It further include comfort zone, vigilant area, danger area and urgent area.
5. charging and conversion electric facility safety utilization of electric power control method according to claim 3, which is characterized in that the comfort zone setting
For green, indicate that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates that the utilization rate of platform area capacitance is higher than 80%.
6. charging and conversion electric facility safety utilization of electric power control method according to claim 4, which is characterized in that the comfort zone setting
For green, indicate that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates the utilization rate of platform area capacitance between 80%~95%；
The urgent area is set as black, indicates that the utilization rate of platform area capacitance is higher than 95%.
7. charging and conversion electric facility safety utilization of electric power control method according to claim 5 or 6, which is characterized in that master control system
According to the real-time utilization (r) of platform area capacitance, by the real-time electricity consumption status indication of platform area capacitance be the green, yellow,
One of red and black.
8. charging and conversion electric facility safety utilization of electric power control method according to claim 7, which is characterized in that master control system according to
The real-time communication frequency with electricity condition setting and charging and conversion electric facility control system of platform area capacitance.
9. charging and conversion electric facility safety utilization of electric power control method according to claim 8, it is characterised in that:
When platform area capacitance real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility control system
It is communicated；
When platform area capacitance it is real-time constant with the color keep of electricity condition when, master control system is according to when foreground partition capacitance
The variation of real-time utilization (r) or according to the setting of the communication time interval of charging and conversion electric facility control system and charging and conversion electric facility
The frequency of control system communication.
10. charging and conversion electric facility safety utilization of electric power control method according to claim 9, it is characterised in that:
When platform area capacitance real-time is continuously in green with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 10% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 1 minute, master control system
It is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in yellow with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 5% or master control system and charging and conversion electric facility control system communication time interval often more than 30 seconds, master control system with
Charging and conversion electric facility control system is once communicated；
When platform area capacitance real-time is continuously in red with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 1% or master control system and charging and conversion electric facility control system communication time interval often more than 10 seconds, master control system with
Charging and conversion electric facility control system is once communicated；
When platform area capacitance real-time is continuously in black with the color of electricity condition, master control system and charging and conversion electric facility are controlled
System carries out instant messaging or is once communicated for each second.
11. charging and conversion electric facility safety utilization of electric power control method according to claim 8, which is characterized in that charging and conversion electric facility control
System processed reads the parameter current of master control system by communicating with master control system, and the parameter current includes platform area capacitor
The real-time of amount uses electricity condition and real-time active volume.
12. charging and conversion electric facility safety utilization of electric power control method according to claim 11, which is characterized in that charging and conversion electric facility control
System processed regulates and controls electricity consumption strategy according to the parameter current:
When platform area capacitance is green comfort zone with electricity condition, electricity consumption can be increased, can also disposably put into more with
Denso is standby；
When platform area capacitance is that yellow is vigilant area with electricity condition, electricity consumption level is kept, if new electricity consumption equipment need to be put into, is needed
It synchronizes to force down and be equipped in the electricity consumption or excision equipped with electricity consumption with electricity consumption；
When platform area capacitance is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment, simultaneously
It forces down and is equipped in the electricity consumption equipped with electricity consumption or gradually cut off with electricity consumption；
When platform area capacitance is the urgent area of black with electricity condition, immediately successively or complete resection equips with electricity consumption.
13. the charging and conversion electric facility safety utilization of electric power control method according to any one of claim 2 to 6, which is characterized in that institute
The acquisition modes for stating real-time total current (Iin) include:
The numerical value of real-time total current (Iin) is obtained from the existing current measurement module of step down side；Or
Current measurement module is installed in step down side, measures the numerical value of real-time total current (Iin)；Or
Each route is obtained from charging and conversion electric facility and existing current measurement module on each route where other equipments
Real-time current (I) and its phase angle (θ), and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)；Or
Current measurement module is installed on each route where the charging and conversion electric facility and other described equipments, measures each line
The real-time current (I) and its phase angle (θ) on road, and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)。
14. charging and conversion electric facility safety utilization of electric power control method according to claim 13, which is characterized in that described area's capacitor
The calculation formula of the real-time utilization of amount are as follows: r=Iin/Imax,
Wherein, r is the real-time utilization of platform area capacitance, and Iin is the real-time total current in platform area, and Imax is the maximum allowable of platform area
Electric current.
15. charging and conversion electric facility safety utilization of electric power control method according to claim 14, which is characterized in that described maximum allowable
Electric current depends on platform area maximum electricity capacity, the calculation formula of platform area maximum electricity capacity are as follows:
KVAmax=k1*kVArated；
Wherein, kVAmax is platform area maximum electricity capacity, and k1 is overload factor, and kVArated is specified electricity consumption.
16. charging and conversion electric facility safety utilization of electric power control method according to claim 15, which is characterized in that described available in real time
The calculation formula of electricity are as follows:
KVAavail=α * (1-r) * kVAmax；
Wherein, kVAavail is the real-time available power in platform area, and α is safety coefficient, and r is the real-time utilization of platform area capacitance,
KVAmax is platform area maximum electricity capacity.
17. charging and conversion electric facility safety utilization of electric power control method according to claim 16, which is characterized in that master control system with
Electric charging control system is by optical fiber, cable or is wirelessly communicated；Or
Master control system is communicated with electric charging control system by bus or connection；Or
Master control system and electric charging control system integration are on a machine or one piece of board, by the way that mode is logical in machine or in plate
Letter.
18. charging and conversion electric facility safety utilization of electric power control method according to claim 17, which is characterized in that on the route in platform area
It is provided with protective device, when the electric current in route is more than pre-set current value, the protective device is to cut off the use in circuit
Denso is standby.
19. charging and conversion electric facility safety utilization of electric power control method according to claim 18, which is characterized in that the protective device
For relay, fuse and/or breaker.
20. a kind of charging and conversion electric facility safety utilization of electric power control system, which is characterized in that changed the system comprises master control system and filling
Electric facility control system, the master control system are configured to: obtaining the real-time total current (Iin) in platform area；According to the real-time of platform area
Total current (Iin) and maximum allowed current (Imax) calculate the real-time utilization (r) of platform area capacitance；By the benefit of platform area capacitance
Multiple electricity consumption areas are divided into according to the real-time utilization (r) of platform area capacitance with state；
The charging and conversion electric facility control system is configured to: being led to according to the electricity consumption area and the master control system that are presently in
Letter；It reads the parameter current of the master control system and regulates and controls the electricity consumption strategy of charging and conversion electric facility according to the parameter current.
21. charging and conversion electric facility safety utilization of electric power control system according to claim 20, which is characterized in that the main control system
System is configured to calculate the real-time available power of platform area capacitance according to the real-time utilization (r) of platform area capacitance.
22. charging and conversion electric facility safety utilization of electric power control system according to claim 21, which is characterized in that the multiple electricity consumption
Area includes comfort zone, vigilant area and danger area.
23. charging and conversion electric facility safety utilization of electric power control system according to claim 21, which is characterized in that the multiple electricity consumption
Area includes comfort zone, vigilant area, danger area and urgent area.
24. charging and conversion electric facility safety utilization of electric power control system according to claim 22, which is characterized in that the comfort zone is set
It is set to green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates that the utilization rate of platform area capacitance is higher than 80%.
25. charging and conversion electric facility safety utilization of electric power control system according to claim 23, which is characterized in that the comfort zone is set
It is set to green, indicates that the utilization rate of platform area capacitance is lower than 60%；
The vigilant area is set as yellow, indicates the utilization rate of platform area capacitance between 60%~80%；
The danger area is set as red, indicates the utilization rate of platform area capacitance between 80%~95%；
The urgent area is set as black, indicates that the utilization rate of platform area capacitance is higher than 95%.
26. the charging and conversion electric facility safety utilization of electric power control system according to claim 24 or 25, which is characterized in that the master control
The real-time electricity consumption status indication of platform area capacitance is described at the real-time utilization (r) according to platform area capacitance by system configuration processed
One of green, yellow, red and black.
27. charging and conversion electric facility safety utilization of electric power control system according to claim 26, which is characterized in that the main control system
The real-time communication frequency with electricity condition setting and the charging and conversion electric facility control system under unified central planning being set to according to platform area capacitance.
28. charging and conversion electric facility safety utilization of electric power control system according to claim 27, it is characterised in that:
When platform area capacitance real-time is changed with the color of electricity condition, master control system and charging and conversion electric facility control system
It is communicated；
When platform area capacitance it is real-time constant with the color keep of electricity condition when, master control system is according to when foreground partition capacitance
The variation of real-time utilization (r) or according to the setting of the communication time interval of charging and conversion electric facility control system and charging and conversion electric facility
The frequency of control system communication.
29. charging and conversion electric facility safety utilization of electric power control system according to claim 28, it is characterised in that:
When platform area capacitance real-time is continuously in green with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 10% or master control system and the communication time interval of charging and conversion electric facility control system are often more than 1 minute, master control system
It is once communicated with charging and conversion electric facility control system；
When platform area capacitance real-time is continuously in yellow with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 5% or master control system and charging and conversion electric facility control system communication time interval often more than 30 seconds, master control system with
Charging and conversion electric facility control system is once communicated；
When platform area capacitance real-time is continuously in red with the color of electricity condition, the every change of real-time utilization of platform area capacitance
Change 1% or master control system and charging and conversion electric facility control system communication time interval often more than 10 seconds, master control system with
Charging and conversion electric facility control system is once communicated；
When platform area capacitance real-time is continuously in black with the color of electricity condition, master control system and charging and conversion electric facility are controlled
System carries out instant messaging or is once communicated for each second.
30. charging and conversion electric facility safety utilization of electric power control system according to claim 29, which is characterized in that the electric charging is set
Control system is applied to be configured to read the parameter current of the master control system by communicating with the master control system, it is described to work as
Preceding parameter includes that the real-time of platform area capacitance uses electricity condition and real-time active volume.
31. charging and conversion electric facility safety utilization of electric power control system according to claim 30, which is characterized in that the electric charging is set
It applies control system and electricity consumption strategy is regulated and controled according to the parameter current:
When platform area capacitance is green comfort zone with electricity condition, electricity consumption can be increased, can also disposably put into more with
Denso is standby；
When platform area capacitance is that yellow is vigilant area with electricity condition, electricity consumption level is kept, if new electricity consumption equipment need to be put into, is needed
It synchronizes to force down and be equipped in the electricity consumption or excision equipped with electricity consumption with electricity consumption；
When platform area capacitance is red danger area with electricity condition, electricity consumption level is reduced, no longer puts into new electricity consumption equipment, simultaneously
It forces down and is equipped in the electricity consumption equipped with electricity consumption or gradually cut off with electricity consumption；
When platform area capacitance is the urgent area of black with electricity condition, immediately successively or complete resection equips with electricity consumption.
32. the charging and conversion electric facility safety utilization of electric power control system according to any one of claim 21 to 25, which is characterized in that
The acquisition modes of the real-time total current (Iin) include:
The numerical value of real-time total current (Iin) is obtained from the existing current measurement module of step down side；Or
Current measurement module is installed in step down side, measures the numerical value of real-time total current (Iin)；Or
Each route is obtained from charging and conversion electric facility and existing current measurement module on each route where other equipments
Real-time current (I) and its phase angle (θ), and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)；Or
Current measurement module is installed on each route where the charging and conversion electric facility and other described equipments, measures each line
The real-time current (I) and its phase angle (θ) on road, and then real-time total current is calculated according to the real-time current (I) and its phase angle (θ)
(Iin)。
33. charging and conversion electric facility safety utilization of electric power control system according to claim 32, which is characterized in that described area's capacitor
The calculation formula of the real-time utilization of amount are as follows: r=Iin/Imax,
Wherein, r is the real-time utilization of platform area capacitance, and Iin is the real-time total current in platform area, and Imax is the maximum allowable of platform area
Electric current.
34. charging and conversion electric facility safety utilization of electric power control system according to claim 33, which is characterized in that described maximum allowable
Electric current depends on platform area maximum electricity capacity, the calculation formula of platform area maximum electricity capacity are as follows:
KVAmax=k1*kVArated；
Wherein, kVAmax is platform area maximum electricity capacity, and k1 is overload factor, and kVArated is specified electricity consumption.
35. charging and conversion electric facility safety utilization of electric power control system according to claim 34, which is characterized in that described available in real time
The calculation formula of electricity are as follows:
KVAavail=α * (1-r) * kVAmax；
Wherein, kVAavail is the real-time available power in platform area, and α is safety coefficient, and r is the real-time utilization of platform area capacitance,
KVAmax is platform area maximum electricity capacity.
36. charging and conversion electric facility safety utilization of electric power control system according to claim 35, which is characterized in that the main control system
System passes through optical fiber, cable with the electric charging control system or is wirelessly communicated；Or
The master control system is communicated with the electric charging control system by bus or connection；Or
The master control system and the electric charging control system integration are on a machine or one piece of board, by machine or plate
Interior mode communicates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610829565.XA CN106961134B (en) | 2016-09-18 | 2016-09-18 | Charging and conversion electric facility safety utilization of electric power control method and system |
Applications Claiming Priority (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102055215A (en) * | 2010-10-15 | 2011-05-11 | 国家电网公司 | Control method and operation monitoring system of charging and exchanging station of electric vehicle |
| CN102290852A (en) * | 2011-06-16 | 2011-12-21 | 丁凯 | Charging control method and system |
| CN103241130A (en) * | 2013-04-10 | 2013-08-14 | 华中科技大学 | Energy management method and system for electric bus charging and swap station |
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| US9718371B2 (en) * | 2011-06-30 | 2017-08-01 | International Business Machines Corporation | Recharging of battery electric vehicles on a smart electrical grid system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102055215A (en) * | 2010-10-15 | 2011-05-11 | 国家电网公司 | Control method and operation monitoring system of charging and exchanging station of electric vehicle |
| CN102290852A (en) * | 2011-06-16 | 2011-12-21 | 丁凯 | Charging control method and system |
| CN103241130A (en) * | 2013-04-10 | 2013-08-14 | 华中科技大学 | Energy management method and system for electric bus charging and swap station |
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