CN214626390U - Heterogeneous generator grid-connected operation control cabinet - Google Patents

Heterogeneous generator grid-connected operation control cabinet Download PDF

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Publication number
CN214626390U
CN214626390U CN202121287099.XU CN202121287099U CN214626390U CN 214626390 U CN214626390 U CN 214626390U CN 202121287099 U CN202121287099 U CN 202121287099U CN 214626390 U CN214626390 U CN 214626390U
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China
Prior art keywords
generator
control
management controller
system management
generator system
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Active
Application number
CN202121287099.XU
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Chinese (zh)
Inventor
任靖宾
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Sichuan Ruiyun Water Investment Management Co ltd
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Sichuan Ruiyun Water Investment Management Co ltd
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Abstract

The utility model discloses a heterogeneous generator control cabinet that is incorporated into power networks and operates, control system comprises generator system management controller, self-control speed regulator, pressure regulating plate and relay, main circuit breaker connects between busbar and generating set, generator system management controller passes through the multiunit terminal and connects between busbar and outside direct current circuit, self-control speed regulator and pressure regulating plate are connected with generator system management controller respectively and are matchd, generator system management controller is connected with sharing power control line and sharing reactive power control line through the relay; the utility model discloses can carry out the automatically regulated function to independent generating set's rotational speed and voltage, realize automatic grid-connected control to the generating set of different models or different capacity to realize proportion automatic distribution regulation control to active load and reactive load according to each operation generating set capacity size, greatly improved engineering application efficiency, system security, greatly reduced the cost.

Description

Heterogeneous generator grid-connected operation control cabinet
Technical Field
The utility model relates to a generator is incorporated into the power networks, splitting automatic control technical field especially relates to a heterogeneous generator is incorporated into power networks the switch board of operation.
Background
When specific applications such as automatic switching grid connection, frequency and phase synchronization, dynamic power distribution, reactive dynamic compensation, intelligent disconnection and the like of a plurality of generators are processed in engineering practice, a control system consisting of a relay logic control circuit or plc + electric quantity parameter monitoring equipment is mainly adopted;
receive a great deal of restriction when current mode is used, require that the generator operating mode is the same basically, can only the generator of same parameter is incorporated into the power networks operation, can only export or reduce load according to the same proportion, frequency synchronization time is long, it is big to the electric wire netting impact when generator network entry, splitting, control function is more complicated, system reliability is just worse, it is the condition that the generator of different power, different manufacturers, different models, different operating modes need to be incorporated into the power networks the operation often to meet in the actual engineering application, consequently, the utility model provides a heterogeneous generator is incorporated into the power networks the switch board of operation in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, an object of the utility model is to provide a heterogeneous generator is incorporated into power networks the switch board of operation, this heterogeneous generator is incorporated into power networks the switch board of operation and can carry out the automatically regulated function to independent generating set's rotational speed and voltage, can realize the reverse power, the overfrequency, the underfrequency, the excessive pressure, the undervoltage, various protect function such as overcurrent, the action value can conveniently carry out the digital settlement, realize automatic grid-connected control to the generating set of different models or different capacity, needn't be waited by the manual work and incorporated into power networks the operation, and realize proportion automatic allocation regulation control according to each operation generating set capacity size to active load and reactive load, engineering application efficiency has greatly been improved, system security, greatly reduced the cost.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: the utility model provides a heterogeneous generator is incorporated into power networks switch board of operation, includes control system, busbar, generating set and main circuit breaker, control system comprises generator system management controller, self-control speed regulator, pressure regulating plate and relay, main circuit breaker is connected between busbar and generating set, generator system management controller passes through the multiunit terminal and connects between busbar and outside direct current circuit, self-control speed regulator and pressure regulating plate are connected with generator system management controller respectively and are matchd, generator system management controller is connected with sharing power control line and sharing reactive power control line through the relay.
The further improvement lies in that: the generator system management controller is connected with the main circuit breaker through the sub circuit breakers and is connected with other line devices in parallel through a shared power control line and a shared reactive control line.
The further improvement lies in that: the self-control speed regulator and the pressure regulating plate are connected with the generator set, and the generator system management controller controls the generator set by controlling the self-control speed regulator and the pressure regulating plate.
The further improvement lies in that: the generator system management controller is connected with an external direct current circuit in three ways, namely, the direct connection of contacts, the connection with the external direct current circuit through a synchronous control switch and the connection with the external direct current circuit through a DE load switch.
The further improvement lies in that: the generator set is provided with an engine for driving the generator set to generate electricity.
The utility model has the advantages that: the utility model discloses can carry out the automatically regulated function to independent generating set's rotational speed and voltage, can realize various protect function such as reverse power, the overfrequency, the underfrequency, excessive pressure, under-voltage, overcurrent, the action value can conveniently carry out the digital settlement, realize automatic grid-connected control to the generating set of different models or different capacity, needn't be waited to the operation of being incorporated into the power networks by the manual work, and realize proportion automatic allocation regulation control according to each operation generating set capacity size to active load and reactive load, engineering application efficiency has greatly been improved, system security, greatly reduced the cost.
Drawings
Fig. 1 is a diagram of the circuit connection structure of the present invention.
Wherein: 1. a bus bar; 2. a generator set; 3. a main circuit breaker; 4. a generator system management controller; 5. self-manufacturing a speed regulator; 6. a pressure regulating plate; 7. an external direct current line; 8. a common power control line; 9. sharing a reactive control line; 10. a sub-breaker; 11. a synchronous control switch; 12. a DE load switch; 13. an engine.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
According to the figure 1, the embodiment provides a control cabinet for grid-connected operation of heterogeneous generators, which comprises a control system, a bus bar 1, a generator set 2 and a main circuit breaker 3, wherein the control system is composed of a generator system management controller 4, a self-control speed regulator 5, a pressure regulating plate 6 and a relay, the main circuit breaker 3 is connected between the bus bar 1 and the generator set 2, the generator system management controller 4 is connected between the bus bar 1 and an external direct current circuit 7 through a plurality of groups of terminals, the self-control speed regulator 5 and the pressure regulating plate 6 are respectively connected and matched with the generator system management controller 4, and the generator system management controller 4 is connected with a common power control line 8 and a common reactive control line 9 through the relay.
The generator system management controller 4 is connected with the main circuit breaker 3 through a sub circuit breaker 10 in a line mode, and the generator system management controller 4 is connected with other line equipment in parallel through a shared power control line 8 and a shared reactive power control line 9.
The self-control speed regulator 5 and the pressure regulating plate 6 are connected with the generator set 2, and the generator system management controller 4 controls the generator set 2 by controlling the self-control speed regulator 5 and the pressure regulating plate 6.
The generator system management controller 4 is connected with the external direct current circuit 7 in three ways, namely, directly connecting contacts, connecting the contacts with the external direct current circuit 7 through a synchronous control switch 11 and connecting the contacts with the external direct current circuit 7 through a DE load switch 12.
And the generator set 2 is provided with an engine 13 for driving the generator set 2 to generate power.
When the control cabinet for the grid-connected operation of the heterogeneous generator is used, the automatic adjustment function can be performed on the rotating speed and the voltage of an independent generator set, various protection functions such as reverse power, over-frequency, under-frequency, overvoltage, under-voltage and overcurrent can be realized, the action value can be conveniently set digitally, automatic grid-connected control can be realized on generator sets of different models or different capacities, manual waiting for grid-connected operation is not needed, automatic proportional distribution and adjustment control can be realized on active load and reactive load according to the capacity of each operating generator set, the engineering application efficiency and the system safety are greatly improved, and the cost is greatly reduced.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a heterogeneous generator is incorporated into power networks switch board of operation which characterized in that: including control system, busbar (1), generating set (2) and main circuit breaker (3), control system comprises generator system management controller (4), self-control speed regulator (5), pressure regulating plate (6) and relay, main circuit breaker (3) are connected between busbar (1) and generating set (2), generator system management controller (4) are connected between busbar (1) and outside direct current circuit (7) through the multiunit terminal, self-control speed regulator (5) and pressure regulating plate (6) are connected the matching with generator system management controller (4) respectively, generator system management controller (4) are connected with sharing power control line (8) and sharing reactive power control line (9) through the relay.
2. The control cabinet for grid-connected operation of the heterogeneous power generator according to claim 1, is characterized in that: the generator system management controller (4) is connected with the main circuit breaker (3) through the sub circuit breaker (10) in a line mode, and the generator system management controller (4) is connected with other line devices in parallel through a shared power control line (8) and a shared reactive power control line (9).
3. The control cabinet for grid-connected operation of the heterogeneous power generator according to claim 1, is characterized in that: the self-control speed regulator (5) and the pressure regulating plate (6) are connected with the generator set (2), and the generator system management controller (4) controls the generator set (2) by controlling the self-control speed regulator (5) and the pressure regulating plate (6).
4. The control cabinet for grid-connected operation of the heterogeneous power generator according to claim 1, is characterized in that: the generator system management controller (4) is connected with the external direct current circuit (7) in three modes, namely, the direct connection of contacts, the connection with the external direct current circuit (7) through a synchronous control switch (11) and the connection with the external direct current circuit (7) through a DE load switch (12).
5. The control cabinet for grid-connected operation of the heterogeneous power generator according to claim 1, is characterized in that: and an engine (13) is arranged on the generator set (2) and is used for driving the generator set (2) to generate electricity.
CN202121287099.XU 2021-06-09 2021-06-09 Heterogeneous generator grid-connected operation control cabinet Active CN214626390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121287099.XU CN214626390U (en) 2021-06-09 2021-06-09 Heterogeneous generator grid-connected operation control cabinet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121287099.XU CN214626390U (en) 2021-06-09 2021-06-09 Heterogeneous generator grid-connected operation control cabinet

Publications (1)

Publication Number Publication Date
CN214626390U true CN214626390U (en) 2021-11-05

Family

ID=78411309

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121287099.XU Active CN214626390U (en) 2021-06-09 2021-06-09 Heterogeneous generator grid-connected operation control cabinet

Country Status (1)

Country Link
CN (1) CN214626390U (en)

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