CN103683296A - Method and device for controlling 10KV line voltage - Google Patents
Method and device for controlling 10KV line voltage Download PDFInfo
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- CN103683296A CN103683296A CN201310722932.2A CN201310722932A CN103683296A CN 103683296 A CN103683296 A CN 103683296A CN 201310722932 A CN201310722932 A CN 201310722932A CN 103683296 A CN103683296 A CN 103683296A
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Abstract
An embodiment of the invention provides a method and a device for controlling 10KV line voltage. The method includes the steps: respectively acquiring voltage values of small hydropower stations corresponding to circuit breakers by the aid of the circuit breakers when tidal current flows to substation bus bars from the small hydropower stations; determining the first small hydropower station with the voltage value higher than a first preset voltage value; controlling a voltage regulator corresponding to the first small hydropower station to regulate voltage of the first small-hydropower station to be not higher than the first preset voltage value; respectively acquiring the voltage values of the small hydropower stations corresponding to the circuit breakers by the aid of the circuit breakers when the tidal current flows to the small hydropower stations from the substation bus bars; determining the second small hydropower station with the voltage value lower than a second preset voltage value; controlling a voltage regulator corresponding to the second small hydropower station to regulate voltage of the second small hydropower station to be not lower than the second preset voltage value. By the aid of the method and the device, the voltage on a 10KV line cannot be too high or too low.
Description
Technical field
The present invention relates to voltage control field, in particular, relate to control method and the device of 10KV line voltage distribution.
Background technology
The area that is many mountain areas in landform, the layout of small hydropower station (hereinafter referred to as small power station) is comparatively intensive, and the small hydropower station quantity of utilizing same 10KV circuit to surf the Net is more, and what have even reaches 37.
When the wet season, direction of tide Wei You small power station flows to substation busbars, and each small power station, for generating at full capacity, must raise its online voltage.Each small power station is interrelated, if arbitrary small power station raises online voltage, all can cause other small power station cannot normal power generation, so each small power station is in order to meet the economic interests of oneself, raise separately its inner system voltage, result causes overtension on 10KV circuit.
When dry season, direction of tide is for to flow to small power station and other terminal temperature difference by substation busbars, and each small power station is load user.Because the distribution line of this more small power station access must be mountain route, radius of electricity supply is longer, and result causes on 10KV line end voltage lower.
To sum up, in prior art, need badly each small power station's voltage on 10KV circuit is monitored, to avoid on 10KV circuit voltage too high or too low.
Summary of the invention
In view of this, the invention provides a kind of method and device of the 10KV of control line voltage distribution, to overcome in prior art, need badly each small power station's voltage on 10KV circuit is monitored, to avoid the too high or too low problem of voltage on 10KV circuit.
For achieving the above object, the invention provides following technical scheme:
A kind of method of controlling 10KV line voltage distribution, in the online circuit of each small power station that described 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the method for described control 10KV line voltage distribution comprises:
Judgement is when direction of tide information, and described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars;
When described direction of tide is described while flowing to substation busbars directional information by small power station, by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it;
Determine the first small power station that magnitude of voltage is greater than the first predeterminated voltage value;
Control voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value;
When described direction of tide is described while flowing to small power station's directional information by described substation busbars, by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it;
Determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value;
Control voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
Wherein, after voltage regulator corresponding to described the first small power station of described control carries out pressure regulation to described the first small power station, also comprise:
When the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, control the circuit breaker corresponding with described the first small power station and disconnect.
Wherein, described by circuit breaker described in each, obtain the magnitude of voltage of the small power station corresponding with it respectively after, when described direction of tide, be described while flowing to small power station's directional information by described substation busbars, also comprising before obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively:
By circuit breaker described in each, obtain respectively the current value of the small power station corresponding with it;
Determine that current value is greater than the San small power station of the first predetermined current value;
Control voltage regulator corresponding to described San small power station described San small power station is regulated, so that the electric current of described San small power station is not higher than described the first predetermined current value.
Wherein, described by circuit breaker described in each, obtain the current value of the small power station corresponding with it respectively after, also comprise:
Determine the Wu small power station that current value is greater than the second predetermined current value;
Controlling circuit breaker corresponding to described Wu small power station disconnects.
Wherein, described when described direction of tide be described while flowing to small power station's directional information by described substation busbars, after obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively, also comprise:
By circuit breaker described in each, obtain respectively the current value of the small power station corresponding with it;
Determine that current value is lower than the Si small power station of the 3rd predetermined current value;
Control voltage regulator corresponding to described Si small power station described Si small power station is regulated, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
A kind of device of controlling 10KV line voltage distribution, in the online circuit of each small power station that described 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the device of described control 10KV line voltage distribution comprises:
Judge module, for judgement, when direction of tide information, described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars;
The first acquisition module, for being described while flowing to substation busbars directional information by small power station when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each;
The first determination module, is greater than the first small power station of the first predeterminated voltage value for determining magnitude of voltage;
The first control module, carries out pressure regulation for controlling voltage regulator corresponding to described the first small power station to described the first small power station, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value;
The second acquisition module, for being described while flowing to small power station's directional information by described substation busbars when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each;
The second determination module, for determining magnitude of voltage lower than the second small power station of the second predeterminated voltage value;
The second control module, carries out pressure regulation for controlling voltage regulator corresponding to described the second small power station to described the second small power station, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
Wherein, also comprise:
The 3rd control module, for when the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, controls the circuit breaker corresponding with described the first small power station and disconnects.
Wherein, also comprise:
The 3rd acquisition module, for obtaining respectively the current value of the small power station corresponding with it by circuit breaker described in each;
The 3rd determination module, for determining that current value is greater than the San small power station of the first predetermined current value;
The 4th control module, regulates described San small power station for controlling voltage regulator corresponding to described San small power station, so that the electric current of described San small power station is not higher than described the first predetermined current value.
Wherein, also comprise:
The 5th determination module, is greater than the Wu small power station of the second predetermined current value for determining current value;
The 6th control module, disconnects for controlling circuit breaker corresponding to described Wu small power station.
Wherein, also comprise:
The 4th acquisition module, for obtaining respectively the current value of the small power station corresponding with it by circuit breaker described in each;
The 4th determination module, for determining that current value is lower than the Si small power station of the 3rd predetermined current value;
The 5th control module, regulates described Si small power station for controlling voltage regulator corresponding to described Si small power station, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
Known via above-mentioned technical scheme, compared with prior art, in the method for a kind of 10KV of control line voltage distribution that the embodiment of the present invention provides, when direction of tide Wei You small power station flows to substation busbars directional information, show in the wet season, now each small power station can improve its system voltage separately, at this moment can by each circuit breaker, obtain respectively the magnitude of voltage of the small power station corresponding with it, determine the first small power station that magnitude of voltage is greater than the first predeterminated voltage value, control voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value, because the voltage of each small power station is all not more than, so on the first predeterminated voltage value 10KV circuit, voltage can be not too high.When direction of tide is served as reasons described substation busbars while flowing to small power station's directional information, show in dry season, now the voltage of each small power station may be lower than preset value, now by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it, determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value, control voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.Thereby make the voltage of line end on 10KV circuit can be not too low.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skills, do not paying under the prerequisite of creative work, other accompanying drawing can also be provided according to the accompanying drawing providing.
The schematic flow sheet of the method for a kind of 10KV of control line voltage distribution that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the device of a kind of 10KV of control line voltage distribution that Fig. 2 provides for the embodiment of the present invention;
The circuit diagram of the circuit that comprises the device of controlling 10KV line voltage distribution that Fig. 3 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Refer to accompanying drawing 1, the schematic flow sheet of the method for a kind of 10KV of control line voltage distribution providing for the embodiment of the present invention, in the online circuit of each small power station that described 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the method for controlling 10KV line voltage distribution comprises:
Step S101: judgement is when direction of tide information, described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars.
Step S102: when described direction of tide Wei You small power station flows to substation busbars directional information, obtain respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each.
Step S103: determine the first small power station that magnitude of voltage is greater than the first predeterminated voltage value.
Step S104: control voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value.
Step S105: when described direction of tide is described while flowing to small power station's directional information by described substation busbars, obtain respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each.
Step S106: determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value.
Step S107: control voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
The first predeterminated voltage value and the second predeterminated voltage value can be stored in memory.
In the method for a kind of 10KV of control line voltage distribution that the embodiment of the present invention provides, when direction of tide Wei You small power station flows to substation busbars directional information, show in the wet season, now each small power station can improve its system voltage separately, at this moment can by each circuit breaker, obtain respectively the magnitude of voltage of the small power station corresponding with it, determine the first small power station that magnitude of voltage is greater than the first predeterminated voltage value, control voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value, because the voltage of each small power station is all not more than, so on the first predeterminated voltage value 10KV circuit, voltage can be not too high.When direction of tide is served as reasons described substation busbars while flowing to small power station's directional information, show in dry season, now the voltage of each small power station may be too low, now by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it, determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value, control voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.Thereby make the voltage of line end on 10KV circuit can be not too low.
Be understandable that, the voltage of some small power stations may be very high suddenly, at this moment need immediately 10KV circuit Yu Gai small power station to be disconnected, just can avoid small power station's overtension to cause the unexpected too high situation of voltage on 10KV circuit, sometimes voltage regulator may damage, after voltage regulator damages, just can not regulate the voltage of the small power station corresponding with it, now can regulate after complete small power station at adjuster, again detect the voltage of this small power station, when voltage is still very high, can judge voltage regulator may damage, now directly circuit breaker corresponding to Jiang Gai small power station disconnects, so after step S104, also comprise: when the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, controlling the circuit breaker corresponding with described the first small power station disconnects.
Be understandable that, described by circuit breaker described in each, obtain the magnitude of voltage of the small power station corresponding with it respectively after, when described direction of tide, be described while flowing to small power station's directional information by described substation busbars, also comprising before obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively: the current value that obtains respectively the small power station corresponding with it by circuit breaker described in each; Determine that current value is greater than the San small power station of the first predetermined current value; Control voltage regulator corresponding to described San small power station described San small power station is regulated, so that the electric current of described San small power station is not higher than described the first predetermined current value.
Be understandable that, the embodiment of the method for above-mentioned control 10KV line voltage distribution described by circuit breaker described in each, obtain the current value of the small power station corresponding with it respectively after, also comprise: determine the Wu small power station that current value is greater than the second predetermined current value; Controlling circuit breaker corresponding to described Wu small power station disconnects.
Be understandable that, described when described direction of tide be described while flowing to small power station's directional information by described substation busbars, after obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively, also comprise: the current value that obtains respectively the small power station corresponding with it by circuit breaker described in each; Determine that current value is lower than the Si small power station of the 3rd predetermined current value; Control voltage regulator corresponding to described Si small power station described Si small power station is regulated, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
In the disclosed embodiment of the invention described above, describe method in detail, for method of the present invention, can adopt the device of various ways to realize, therefore the invention also discloses a kind of device, provide specific embodiment below and be elaborated.
Refer to Fig. 2, the structural representation of the device of a kind of 10KV of control line voltage distribution providing for the embodiment of the present invention, in the online circuit of each small power station that 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the device of controlling 10KV line voltage distribution comprises: judge module 201, the first acquisition module 202, the first determination module 203, the first control module 204, the second acquisition module 205, the second determination module 206 and the second control module 207, wherein:
Judge module 201, for judgement, when direction of tide information, described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars.
The first acquisition module 202, for being described while flowing to substation busbars directional information by small power station when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each.
The first determination module 203, is greater than the first small power station of the first predeterminated voltage value for determining magnitude of voltage.
The first control module 204, carries out pressure regulation for controlling voltage regulator corresponding to described the first small power station to described the first small power station, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value.
The second acquisition module 205, for being described while flowing to small power station's directional information by described substation busbars when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each.
The second determination module 206, for determining magnitude of voltage lower than the second small power station of the second predeterminated voltage value.
The second control module 207, carries out pressure regulation for controlling voltage regulator corresponding to described the second small power station to described the second small power station, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
In the device of a kind of 10KV of control line voltage distribution that the embodiment of the present invention provides, when judge module 201 is judged direction of tide Wei You small power station and is flowed to substation busbars directional information, show in the wet season, now each small power station can improve its system voltage separately, at this moment the first acquisition module 202 obtains respectively the magnitude of voltage of the small power station corresponding with it by each circuit breaker, the first determination module 203 is determined the first small power station that magnitude of voltage is greater than the first predeterminated voltage value, the first control module 204 is controlled voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value, because the voltage of each small power station is all not more than, so on the first predeterminated voltage value 10KV circuit, voltage can be not too high.Judge module 201 is judged direction of tide and is served as reasons described substation busbars while flowing to small power station's directional information, show in dry season, now the voltage of each small power station may be too low, now the second acquisition module 205 obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each, the second determination module 206 is determined magnitude of voltage lower than the second small power station of the second predeterminated voltage value, the second control module 207 is controlled voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.Thereby make the voltage of line end on 10KV circuit can be not too low.
The device of above-mentioned control 10KV line voltage distribution can also comprise the 3rd control module, for when the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, controls the circuit breaker corresponding with described the first small power station and disconnects.
The device of above-mentioned control 10KV line voltage distribution can also comprise the 3rd acquisition module, for obtain respectively the current value of the small power station corresponding with it by circuit breaker described in each; The 3rd determination module, for determining that current value is greater than the San small power station of the first predetermined current value; The 4th control module, regulates described San small power station for controlling voltage regulator corresponding to described San small power station, so that the electric current of described San small power station is not higher than described the first predetermined current value.
The device of above-mentioned control 10KV line voltage distribution can also comprise the 5th determination module, is greater than the Wu small power station of the second predetermined current value for determining current value; The 6th control module, disconnects for controlling circuit breaker corresponding to described Wu small power station.
The device of above-mentioned control 10KV line voltage distribution can also comprise the 4th acquisition module, for obtain respectively the current value of the small power station corresponding with it by circuit breaker described in each; The 4th determination module, for determining that current value is lower than the Si small power station of the 3rd predetermined current value; The 5th control module, regulates described Si small power station for controlling voltage regulator corresponding to described Si small power station, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
For those skilled in the art understand the device of the control 10KV line voltage distribution that the embodiment of the present invention provides more, enumerate a kind of application drawing of 10KV circuit below.Refer to Fig. 3, the circuit diagram of the circuit that comprises the device of controlling 10KV line voltage distribution providing for the embodiment of the present invention.
The circuit that comprises the device of controlling 10KV line voltage distribution: control device 301,10KV circuit 302, the first small power station 303, the second small power station 304, voltage regulator 305, voltage regulator 306, circuit breaker 307 and the circuit breaker 308 of 10KV line voltage distribution, wherein:
Control device 301 judgements of 10KV line voltage distribution when direction of tide information.It is described while flowing to substation busbars directional information by small power station that the device 301 of controlling 10KV line voltage distribution is judged described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker 307 and circuit breaker 308.Control the device 301 of 10KV line voltage distribution and determine the first small power station 303 that magnitude of voltage is greater than the first predeterminated voltage value, 305 pairs of described the first small power stations 303 of voltage regulator that control described first small power station's 303 correspondences carry out pressure regulation, so that the voltage of described the first small power station 303 is not more than described the first predeterminated voltage value.It is described while flowing to small power station's directional information by described substation busbars that the device 301 of controlling 10KV line voltage distribution is judged described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker 307 and circuit breaker 308.Control the device 301 of 10KV line voltage distribution and determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value.306 pairs of the second small power stations of voltage regulator that control described second small power station's 304 correspondences of device 301 control of 10KV line voltage distribution carry out pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
In Fig. 3, only show the situation that comprises a 10KV circuit, the device of controlling in actual applications 10KV line voltage distribution can be controlled the voltage of each small power station in one or more 10KV circuits simultaneously.
10KV circuit in Fig. 3 comprises Liang Ge small power station, can be a plurality of small power stations in actual applications, and the embodiment of the present invention is not done concrete restriction to this.
It should be noted that, each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For device or system class embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.
The software module that the method for describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to carry out, or the combination of the two is implemented.Software module can be placed in the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a method of controlling 10KV line voltage distribution, it is characterized in that, in the online circuit of each small power station that described 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the method for described control 10KV line voltage distribution comprises:
Judgement is when direction of tide information, and described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars;
When described direction of tide is described while flowing to substation busbars directional information by small power station, by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it;
Determine the first small power station that magnitude of voltage is greater than the first predeterminated voltage value;
Control voltage regulator corresponding to described the first small power station described the first small power station is carried out to pressure regulation, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value;
When described direction of tide is described while flowing to small power station's directional information by described substation busbars, by circuit breaker described in each, obtain respectively the magnitude of voltage of the small power station corresponding with it;
Determine magnitude of voltage lower than the second small power station of the second predeterminated voltage value;
Control voltage regulator corresponding to described the second small power station described the second small power station is carried out to pressure regulation, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
2. control according to claim 1 the method for 10KV line voltage distribution, it is characterized in that, after voltage regulator corresponding to described the first small power station of described control carries out pressure regulation to described the first small power station, also comprise:
When the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, control the circuit breaker corresponding with described the first small power station and disconnect.
3. control according to claim 1 the method for 10KV line voltage distribution, it is characterized in that, described by circuit breaker described in each, obtain the magnitude of voltage of the small power station corresponding with it respectively after, when described direction of tide, be described while flowing to small power station's directional information by described substation busbars, also comprising before obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively:
By circuit breaker described in each, obtain respectively the current value of the small power station corresponding with it;
Determine that current value is greater than the San small power station of the first predetermined current value;
Control voltage regulator corresponding to described San small power station described San small power station is regulated, so that the electric current of described San small power station is not higher than described the first predetermined current value.
4. control according to claim 3 the method for 10KV line voltage distribution, it is characterized in that, described by circuit breaker described in each, obtain the current value of the small power station corresponding with it respectively after, also comprise:
Determine the Wu small power station that current value is greater than the second predetermined current value;
Controlling circuit breaker corresponding to described Wu small power station disconnects.
5. control according to claim 1 the method for 10KV line voltage distribution, it is characterized in that, described when described direction of tide be described while flowing to small power station's directional information by described substation busbars, after obtaining the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each respectively, also comprise:
By circuit breaker described in each, obtain respectively the current value of the small power station corresponding with it;
Determine that current value is lower than the Si small power station of the 3rd predetermined current value;
Control voltage regulator corresponding to described Si small power station described Si small power station is regulated, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
6. a device of controlling 10KV line voltage distribution, it is characterized in that, in the online circuit of each small power station that described 10KV circuit is corresponding, be all in series with circuit breaker, in described 10KV circuit, be provided with corresponding with described circuit breaker respectively voltage regulator, the voltage regulator series connection that each circuit breaker is corresponding with it, the device of described control 10KV line voltage distribution comprises:
Judge module, for judgement, when direction of tide information, described direction of tide information comprises by small power station and flows to substation busbars directional information and flow to small power station's directional information by described substation busbars;
The first acquisition module, for being described while flowing to substation busbars directional information by small power station when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each;
The first determination module, is greater than the first small power station of the first predeterminated voltage value for determining magnitude of voltage;
The first control module, carries out pressure regulation for controlling voltage regulator corresponding to described the first small power station to described the first small power station, so that the voltage of described the first small power station is not more than described the first predeterminated voltage value;
The second acquisition module, for being described while flowing to small power station's directional information by described substation busbars when described direction of tide, obtains respectively the magnitude of voltage of the small power station corresponding with it by circuit breaker described in each;
The second determination module, for determining magnitude of voltage lower than the second small power station of the second predeterminated voltage value;
The second control module, carries out pressure regulation for controlling voltage regulator corresponding to described the second small power station to described the second small power station, so that the voltage of described the second small power station is not less than described the second predeterminated voltage value.
7. control according to claim 5 the device of 10KV line voltage distribution, it is characterized in that, also comprise:
The 3rd control module, for when the voltage of described the first small power station being detected and be greater than described the first predeterminated voltage value, controls the circuit breaker corresponding with described the first small power station and disconnects.
8. control according to claim 5 the device of 10KV line voltage distribution, it is characterized in that, also comprise:
The 3rd acquisition module, for obtaining respectively the current value of the small power station corresponding with it by circuit breaker described in each;
The 3rd determination module, for determining that current value is greater than the San small power station of the first predetermined current value;
The 4th control module, regulates described San small power station for controlling voltage regulator corresponding to described San small power station, so that the electric current of described San small power station is not higher than described the first predetermined current value.
9. control according to claim 8 the device of 10KV line voltage distribution, it is characterized in that, also comprise:
The 5th determination module, is greater than the Wu small power station of the second predetermined current value for determining current value;
The 6th control module, disconnects for controlling circuit breaker corresponding to described Wu small power station.
10. control according to claim 5 the device of 10KV line voltage distribution, it is characterized in that, also comprise:
The 4th acquisition module, for obtaining respectively the current value of the small power station corresponding with it by circuit breaker described in each;
The 4th determination module, for determining that current value is lower than the Si small power station of the 3rd predetermined current value;
The 5th control module, regulates described Si small power station for controlling voltage regulator corresponding to described Si small power station, so that the electric current of described Si small power station is not less than described the 3rd predetermined current value.
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| CN104967144A (en) * | 2015-06-23 | 2015-10-07 | 广东电网有限责任公司电力科学研究院 | Small hydropower station voltage regulation control method |
| CN105846435A (en) * | 2016-04-12 | 2016-08-10 | 林新欣 | Electric power grid line controlling apparatus |
| CN105846436A (en) * | 2016-04-12 | 2016-08-10 | 林新欣 | Electric power grid line controlling apparatus |
| CN106026173A (en) * | 2016-08-01 | 2016-10-12 | 芜湖诚通自动化设备有限公司 | Power grid power voltage equalization control apparatus and control method thereof |
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| CN105846435A (en) * | 2016-04-12 | 2016-08-10 | 林新欣 | Electric power grid line controlling apparatus |
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| CN106026173A (en) * | 2016-08-01 | 2016-10-12 | 芜湖诚通自动化设备有限公司 | Power grid power voltage equalization control apparatus and control method thereof |
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