CN220964333U - Power distribution device and system - Google Patents

Abstract

The utility model provides a power distribution device and a system, comprising: the display device comprises a communication unit, a display unit and a control unit, wherein the communication unit is connected with a first input end of the control unit, and the display unit is connected with a second input end of the control unit. The one-key switching of the power distribution parameters can be realized through the communication unit and the display unit, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, the error is not easy to occur.

Description

Power distribution device and system

Technical Field

The utility model relates to the technical field of electric appliance control, in particular to a power distribution device and a system.

Background

The power distribution device is used for receiving and distributing electric energy during normal operation, and rapidly cutting off fault parts through automatic or manual operation when faults occur, so that the normal operation is recovered, namely, the power distribution device is an important device for realizing the electric main wiring function.

At present, in order to flexibly distribute electric energy in the running process of the power distribution device, the thresholds of the electric energy protection parameters are often required to be manually modified one by one according to the use conditions of the electric energy in different time periods, for example, the current threshold is required to be adjusted to be large when the power consumption of the power distribution device is large in the morning and evening peaks, and the current threshold is required to be adjusted to be small when the power consumption of the power distribution device is small at night.

However, since the parameter threshold values are modified one by one each time, the parameter adjustment is inefficient and error-prone.

Disclosure of utility model

In view of the above, the present utility model aims to provide a power distribution device and system, which can adjust power distribution parameters in batches, has high efficiency, and is not prone to error.

In a first aspect, an embodiment of the present utility model provides a power distribution device, a communication unit, a display unit, and a control unit, where the communication unit is connected to a first input end of the control unit, and the display unit is connected to a second input end of the control unit.

In an alternative embodiment, the power distribution device further includes: the input end of the state acquisition circuit is connected with the state wire, and the output end of the state acquisition circuit is connected with the third input end of the control unit.

In an alternative embodiment, the power distribution device further includes: and the output end of the control unit is connected with the control end of the tripping circuit.

In an alternative embodiment, the power distribution device further includes: the power supply unit is connected with the power supply end of the display unit, the power supply end of the communication unit and the power supply end of the control unit respectively.

In an alternative embodiment, the power distribution device further includes: the environment data acquisition unit is connected with the fourth input end of the control unit.

In an alternative embodiment, the power distribution device further includes: the current acquisition unit is connected with the fifth input end of the control unit.

In an alternative embodiment, the power distribution device further includes: the frequency acquisition unit is connected with the sixth input end of the control unit.

In an alternative embodiment, the power distribution device further includes: and the storage unit is connected with the control unit.

In an alternative embodiment, the power distribution device is a circuit breaker.

In a second aspect, an embodiment of the present utility model further provides a power distribution system, including: the power distribution apparatus and host computer of any one of the first aspects.

The utility model provides a power distribution device and a system, wherein the method is applied to a control unit in the power distribution device, and comprises the following steps: acquiring an identification of a target power distribution scene to be subjected to power distribution parameter switching; determining a target distribution parameter set corresponding to the target distribution scene from a plurality of pre-stored distribution parameter sets according to the identification of the target distribution scene; and switching the distribution parameters of the distribution device according to the target distribution parameter set. The power distribution parameters are adjusted in batches, the efficiency is high, and meanwhile errors are not easy to occur.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic flow chart of a switching method of power distribution parameters according to an embodiment of the present utility model;

Fig. 2 is a second flow chart of a switching method of power distribution parameters according to an embodiment of the present utility model;

fig. 3 is a flowchart illustrating a method for switching power distribution parameters according to an embodiment of the present utility model;

fig. 4 is a flow chart diagram of a power distribution parameter switching method according to an embodiment of the present utility model;

Fig. 5 is a flowchart of a switching method of power distribution parameters according to an embodiment of the present utility model;

fig. 6 is a flowchart of a method for switching power distribution parameters according to an embodiment of the present utility model;

Fig. 7 is a flow chart diagram of a power distribution parameter switching method according to an embodiment of the present utility model;

fig. 8 is a schematic flow chart eight of a power distribution parameter switching method according to an embodiment of the present utility model;

Fig. 9 is a schematic diagram of switching a distribution parameter set according to an embodiment of the present utility model;

fig. 10 is a schematic structural diagram of a power distribution device according to an embodiment of the present utility model;

fig. 11 is a schematic structural diagram of a power distribution device according to an embodiment of the present utility model;

fig. 12 is a schematic structural diagram of a power distribution device according to an embodiment of the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and it should be understood that the drawings in the present utility model are for the purpose of illustration and description only and are not intended to limit the scope of the present utility model. In addition, it should be understood that the schematic drawings are not drawn to scale. A flowchart, as used in this disclosure, illustrates operations implemented according to some embodiments of the present utility model. It should be understood that the operations of the flow diagrams may be implemented out of order and that steps without logical context may be performed in reverse order or concurrently. Moreover, one or more other operations may be added to or removed from the flow diagrams by those skilled in the art under the direction of the present disclosure.

It should be noted that the term "comprising" will be used in embodiments of the utility model to indicate the presence of the features stated hereafter, but not to exclude the addition of other features.

In the running process of the power distribution device, the power distribution protection parameters need to be manually adjusted according to the use condition of electric energy, for example, the power consumption of the power distribution device in the morning and evening is high, the current protection threshold needs to be adjusted to be high, the power consumption of the power distribution device in the night is low, for example, the power consumption of the power distribution device in the evening is required to be adjusted to be low, for example, when the wind power is received by the power distribution device and the wind speed is high, the current protection threshold can be adjusted to be high, when the wind power is received by the power distribution device and the wind speed is low, the power consumption of the power distribution device in the daytime is low, for example, the power consumption of the power distribution device in the daytime is high, the current protection threshold can be adjusted to be high, and the power consumption of the power received at night is low, so that the flexible distribution of the power is realized while the power is saved.

However, because the parameter threshold values are modified one by one each time, the parameter adjustment efficiency is low and errors are easy to occur, and based on the parameter adjustment efficiency is low and errors are easy to occur at different moments, the utility model provides a power distribution parameter switching method for realizing one-key switching of parameter sets, realizing batch adjustment of power distribution parameters, and being high in efficiency and not easy to occur.

The following describes a method for switching power distribution parameters according to the present utility model with reference to fig. 1 to 9.

Fig. 1 is a schematic flow chart of a power distribution parameter switching method according to an embodiment of the present utility model, where an execution body of the embodiment may be a control unit in a power distribution device, and the control unit may be a micro control unit (Microcontroller Unit, MCU).

As shown in fig. 1, the method may include:

S101, obtaining the identification of a target power distribution scene to be subjected to power distribution parameter switching.

The target power distribution scene may be a power distribution scene to be subjected to power distribution parameter switching, that is, a power distribution parameter set of the power distribution device is set to be a power distribution parameter set corresponding to the target power distribution scene.

The power distribution scene can be understood as a scene requiring power distribution parameters, such as a scene with larger power consumption in the morning and evening peak, a scene with smaller power consumption at night, a scene with larger wind speed during wind power generation, a scene with smaller wind speed during wind power generation, a scene with more daytime illumination during photovoltaic power generation, and a scene with less daytime illumination during photovoltaic power generation.

Different power distribution scenarios may have different sets of power distribution parameters, which may include, for example, circuit protection parameters and/or system parameters of a power distribution device, wherein the circuit protection parameters include, but are not limited to: current protection parameters, voltage protection parameters, frequency protection parameters, and power protection parameters.

The current protection parameters include: a current threshold value, a current long delay protection parameter, a current short delay protection parameter, a current instantaneous protection parameter, a current long delay pre-alarm parameter and the like.

The current threshold value refers to the switching-off of the power distribution device when the circuit current reaches the current threshold value, the current long-delay protection parameter refers to the switching-off of the power distribution device after the circuit current reaches the first time length of the current threshold value, the current short-delay protection parameter refers to the switching-off of the power distribution device after the circuit current reaches the second time length of the current threshold value, the second time length is smaller than the first time length, the current instantaneous protection parameter refers to the switching-off of the power distribution device immediately after the circuit current reaches the circuit threshold value, the current long-delay pre-alarm parameter comprises a pre-alarm parameter and an alarm parameter after the circuit current reaches the first time length of the current threshold value, the pre-alarm parameter refers to the switching-off of the power distribution device only after the circuit current reaches the first time length of the current threshold value, and the alarm parameter refers to the switching-off of the power distribution device after the circuit current reaches the first time length of the current threshold value, and the alarm is carried out, wherein the purposes of pre-alarm and alarm are to enable staff to check the situation of the power distribution device in time.

The voltage protection parameters include: an overvoltage protection threshold value, an overvoltage long delay protection parameter, an overvoltage short delay protection parameter, an overvoltage instantaneous protection parameter, an undervoltage protection threshold value, an undervoltage delay protection parameter, an undervoltage short delay protection parameter, an undervoltage instantaneous protection parameter and the like.

The overvoltage protection threshold value refers to an overvoltage threshold value of circuit voltage, the overvoltage long delay protection parameter refers to a third time period after the circuit voltage reaches the overvoltage threshold value, the power distribution device is disconnected after the circuit voltage reaches the fourth time period after the overvoltage threshold value, the third time period is longer than the fourth time period, the overvoltage instantaneous protection parameter refers to a power distribution device is disconnected immediately after the circuit voltage reaches the overvoltage threshold value, the undervoltage protection threshold value refers to an undervoltage threshold value of the circuit voltage, the undervoltage short delay protection parameter refers to a power distribution device is disconnected after a fifth time period after the circuit voltage is lower than the undervoltage threshold value, the fifth time period is longer than the sixth time period, and the undervoltage instantaneous protection parameter refers to a power distribution device which is disconnected immediately after the circuit voltage reaches below the threshold value.

The frequency protection parameters include: an over-frequency protection threshold, an over-frequency long delay protection parameter, an over-frequency short delay protection parameter, an over-frequency instantaneous protection parameter, a under-frequency protection threshold, an under-frequency delay protection parameter, an under-frequency short delay protection parameter, an under-frequency instantaneous protection parameter and the like.

The over-frequency protection threshold value refers to an over-frequency threshold value of alternating current, the over-frequency long-delay protection parameter refers to a power distribution device which is disconnected after the alternating current of the power distribution device reaches a seventh time length of the over-frequency threshold value, the over-frequency short-delay protection parameter refers to a circuit which is disconnected after the alternating current of the power distribution device reaches an eighth time length of the over-frequency threshold value, the over-frequency short-delay protection parameter refers to an under-frequency threshold value of the alternating current of the power distribution device which is disconnected immediately after the alternating current of the power distribution device reaches the over-frequency threshold value, the under-frequency delay protection parameter refers to an under-frequency threshold value of the alternating current of the power distribution device which is disconnected after the ninth time length of the alternating current of the under-frequency threshold value is lower than the under-frequency threshold value, and the under-frequency short-delay protection parameter refers to a power distribution device which is disconnected immediately after the alternating current of the power distribution device is lower than the under-frequency threshold value.

The power protection parameters include: an over-power protection threshold, an over-power long-delay protection parameter, an over-power short-delay protection parameter, an over-power instantaneous protection parameter, an under-power protection threshold, an under-power protection long-delay protection parameter, an under-power short-delay protection parameter, an under-power instantaneous protection parameter, an inverse power protection threshold, an inverse power long-delay protection parameter, an inverse power short-delay protection parameter, and an inverse power instantaneous protection parameter, wherein the inverse power protection threshold refers to a power threshold reached when the power generator draws active power from the power distribution device.

The explanation and explanation of the power protection parameters are similar to those of the current protection parameters, the voltage protection parameters, and the frequency protection parameters, and are not repeated here.

Among the system parameters include, but are not limited to: data input and output (DATA IN DATA Out, DIDO) parameters, communication interface parameters, network configuration parameters, contemporaneous configuration parameters, temperature configuration parameters and wireless configuration parameters, wherein the DIDO parameters refer to input interface parameters and output interface parameters of the power distribution device, the input interface parameters comprise, but are not limited to, the number of input interfaces of the power distribution device, each interface state (comprising an on state and an off state) of the power distribution device, the output interface parameters comprise, but are not limited to, information that the output interface of the power distribution device is connected with an external device, and the external device can be an alarm for example.

The communication interface parameters refer to interface parameters of a communication interface of the power distribution device, such as the baud rate of an RSR485 interface, etc., the network configuration parameters refer to configuration parameters of network elements of the power distribution device, including but not limited to internet protocol addresses (Internet Protocol Address, IP), and the contemporaneous configuration parameters refer to contemporaneous module grid-connection parameters of the power distribution device, such as contemporaneous voltage values, contemporaneous frequency values, contemporaneous phase values.

The temperature configuration parameters refer to configuration parameters of a temperature acquisition unit of the power distribution device, including but not limited to a temperature acquisition rate, and the wireless configuration parameters refer to configuration parameters of a wireless unit of the power distribution device, including but not limited to bluetooth parameters, wireless (WIRELESS FIDELITY, WIFI) parameters, and a local area network Address (MAC).

It will be appreciated that the distribution parameter set corresponding to the distribution scenario may be different for different distribution scenarios, for example, for a scenario with a large peak power consumption in the morning and evening, the distribution parameter set corresponding to the scenario may include: current threshold value, current long delay protection parameter, current long delay alarm parameter, overvoltage protection threshold value, overvoltage long delay protection parameter, over-frequency protection threshold value, over-frequency long delay protection parameter, over-power protection threshold value, over-power long delay protection parameter, and to the less scene of night power consumption, the distribution parameter set that this scene corresponds can include: the current threshold, the current short delay protection parameter, the current long delay alarm parameter, the overvoltage protection threshold, the overvoltage short delay protection parameter, the over-frequency protection threshold, the over-frequency short delay protection parameter, the over-power protection threshold and the over-power short delay protection parameter can be flexibly configured according to the requirement of a power distribution scene, and the embodiment is not particularly limited.

S102, determining a target distribution parameter set corresponding to the target distribution scene from a plurality of pre-stored distribution parameter sets according to the identification of the target distribution scene.

The distribution device stores the correspondence between a plurality of distribution scenes and a plurality of distribution parameter sets in advance, wherein the plurality of distribution parameter sets can be generated in advance according to the requirements of the plurality of distribution scenes, for example, a user can input the plurality of distribution parameter sets corresponding to the plurality of distribution scenes through a display unit of the distribution device, or the plurality of distribution parameter sets can also be sent to the distribution device through an upper computer.

In the practical application process, if the switching of the distribution parameters is required, the identification of the target distribution scene can be sent to the distribution device, and the control unit in the distribution device determines a target distribution parameter set corresponding to the target distribution scene from a plurality of pre-stored distribution parameter sets according to the identification of the target distribution scene, wherein the target distribution parameter set is the distribution parameter set corresponding to the target distribution scene.

S103, switching the current distribution parameter set of the distribution device into a target distribution parameter set.

After determining the target distribution parameter set, the control unit may switch the current distribution parameter set of the power distribution device to the target distribution parameter set, i.e., make a batch adjustment to the distribution parameters of the power distribution device.

In the power distribution parameter switching method of the embodiment, by acquiring the identification of the target power distribution scene to be subjected to power distribution parameter switching, determining a target power distribution parameter set corresponding to the target power distribution scene from a plurality of power distribution parameter sets stored in advance according to the identification of the target power distribution scene, and switching the current power distribution parameter set of the power distribution device into the target power distribution parameter set. Through the one-key switching of parameter sets, the power distribution parameters are adjusted in batches, the efficiency is high, and meanwhile errors are not easy to occur.

Fig. 2 is a second flowchart of a power distribution parameter switching method according to an embodiment of the present utility model, as shown in fig. 2, step S101, obtaining an identifier of a target power distribution scene to be subjected to power distribution parameter switching may include:

S201, acquiring control operation for switching the power distribution parameters.

S202, determining the identification of the target power distribution scene according to the control operation.

The control operation is an operation input to the power distribution device and used for indicating switching of power distribution parameters, the control operation is obtained, and the identification of the target power distribution scene can be determined according to the control operation, wherein the power distribution scene aimed by the control operation is used as the target power distribution scene, namely, the identification of the power distribution scene aimed by the control operation is the identification of the target power distribution scene. Therefore, the switching of the power distribution parameters can be passively controlled, the power distribution parameters can be adjusted in batches, the efficiency is high, and the flexibility is high. The control operation may be triggered directly by an operation on the power distribution device, may be a signal transmitted by other external devices, or may be triggered automatically according to some data, parameters, etc., which is not limited herein.

Fig. 3 is a flowchart illustrating a third method for switching power distribution parameters according to an embodiment of the present utility model, as shown in fig. 3, in step S201, the obtaining a control operation for switching power distribution parameters may include:

S301, receiving a power distribution parameter switching operation input through a display device.

Accordingly, step S202, according to the control operation, may include:

s302, determining the identification of the target power distribution scene according to the power distribution parameter switching operation.

The user can input a power distribution parameter switching operation through the display device, the control unit receives the power distribution parameter switching operation input through the display device, and the power distribution scene aimed by the power distribution parameter switching operation serves as a target power distribution scene, namely, the identification of the power distribution scene aimed by the power distribution parameter switching operation serves as the identification of the target power distribution scene, wherein the control operation is the power distribution parameter switching operation.

In an application scenario, a display device displays identifiers of a plurality of power distribution scenarios and switching controls corresponding to the power distribution scenarios, a switching operation of a power distribution parameter input by a user can be a selection operation of the switching control corresponding to one of the power distribution scenarios, and then the power distribution scenario targeted by the selection operation is determined to be a target power distribution scenario.

In the power distribution parameter switching method of the present embodiment, by receiving a power distribution parameter switching operation input through a display device, an identification of a target power distribution scene is determined according to the power distribution parameter switching operation. The one-key switching of the parameter set can be realized through screen setting, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, the error is not easy to occur.

Fig. 4 is a flowchart of a power distribution parameter switching method according to an embodiment of the present utility model, as shown in fig. 4, step S201, obtaining a control operation for switching power distribution parameters may include:

S401, receiving a power distribution parameter switching request sent by an upper computer.

Accordingly, step S202, according to the control operation, may include:

s402, determining the identification of the target power distribution scene according to the power distribution parameter switching request.

The upper computer is connected with a second input end of the control unit, a user can input a power distribution parameter switching request through the upper computer, the upper computer sends the power distribution parameter switching request to the power distribution device, the power distribution parameter switching request is received by the control unit in the power distribution device, and the identification of a target power distribution scene is determined according to the power distribution parameter switching request, wherein the power distribution parameter switching request comprises: and identifying a target power distribution scene, wherein the control operation is to receive a power distribution parameter switching request.

In an application scenario, the upper computer may be provided with a control interface of the power distribution device, where the control interface may include: the user can select the identification of the target power distribution scene and select the switching control, so that the upper computer can send a power distribution parameter switching request to the power distribution device.

In the power distribution parameter switching method of the embodiment, a power distribution parameter switching request sent by an upper computer is received, and the identification of a target power distribution scene is determined according to the power distribution parameter switching request. The one-key switching of the parameter set can be realized by adopting the communication mode, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, the error is not easy to occur.

Fig. 5 is a fifth flowchart of a power distribution parameter switching method according to an embodiment of the present utility model, as shown in fig. 5, in step S201, the obtaining a control operation for switching the power distribution parameter may include:

s501, receiving a connection state signal of a state wire sent by a state acquisition circuit in the power distribution device.

The connection status signal is used to indicate the open or closed status of the status wire.

The power distribution device comprises a state acquisition circuit, the state acquisition circuit can be a DI circuit, the state acquisition circuit is connected with a third input end of the control unit, the input end of the state acquisition circuit is connected with one state wire, the other state wire is connected with the one state wire through the switch unit, when the switch unit is closed, the wires of the two state wires are connected, the state signal indicates that the state wires are closed, the two state wires are disconnected, and the state signal indicates that the state wires are disconnected, wherein the control operation is to receive the connection state signal of the state wires sent by the state acquisition circuit.

Accordingly, step S202, according to the control operation, may include:

S502, determining the identification of the power distribution scene corresponding to the connection state signal according to the corresponding relation between the pre-stored state signal and the power distribution scene.

S503, determining the identification of the power distribution scene corresponding to the connection state signal as the identification of the target power distribution scene.

The state signals and the identifiers of the power distribution scenes have a corresponding relation, the corresponding relation is inquired to obtain the identifiers of the power distribution scenes corresponding to the connection state signals, and the identifiers of the power distribution scenes corresponding to the connection state signals are determined to be the identifiers of the target power distribution scenes.

In some embodiments, the user may input the correspondence between the status signal and the power distribution scene through the display unit of the power distribution device, or may also set the correspondence between the status signal and the power distribution scene through the upper computer, and send the correspondence to the power distribution device for storage.

In the power distribution parameter switching method of the embodiment, by setting different connection state signals to correspond to different power distribution scenes, when the connection state signals are detected, a target power distribution scene to be subjected to power distribution parameter switching can be correspondingly determined. The state acquisition circuit mode is adopted to realize one-key switching of parameter sets, batch adjustment of power distribution parameters is realized, the efficiency is high, and meanwhile, errors are not easy to occur.

Fig. 6 is a sixth flowchart of a power distribution parameter switching method according to an embodiment of the present utility model, as shown in fig. 6, in step S101, obtaining an identifier of a target power distribution scene to be subjected to power distribution parameter switching may include:

S601, acquiring acquisition data for a power distribution device.

S602, determining the identification of the target power distribution scene according to the acquired data.

The collected data is data actively collected for the power distribution device, for example, the collected data can be environment data, the collected data has a corresponding relation with the power distribution scene, and different collected data corresponds to different power distribution scenes, so that the identification of the corresponding target power distribution scene can be determined according to the collected data for the power distribution device. Therefore, the switching of the power distribution parameters can be actively controlled, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and the flexibility is high.

Fig. 7 is a flow chart seven of a power distribution parameter switching method provided by an embodiment of the present utility model, as shown in fig. 7, step S601, acquiring collected data for a power distribution device may include:

S701, acquiring environment data of an environment where the power distribution device is located.

The collecting data of the power distribution device is environmental data of the environment where the power distribution device is located, the power distribution device can be provided with an environmental data collecting unit for collecting the environmental data of the environment where the power distribution device is located, the environmental data collecting unit can comprise a wind speed collecting unit, an illumination collecting unit and a temperature collecting unit, and accordingly, the environmental data can comprise wind speed, illumination and temperature.

Accordingly, step S602, determining, according to the collected data, the identification of the target power distribution scene may include:

S702, if the environmental data reach a preset environmental data threshold, determining the identification of the power distribution scene corresponding to the preset environmental data threshold according to the corresponding relation between the pre-stored environmental data threshold and the power distribution scene.

S703, determining the identification of the power distribution scene corresponding to the preset environment data threshold as the identification of the target power distribution scene.

The environment data threshold values and the power distribution scenes have corresponding relations, and different environment data threshold values can correspond to different power distribution scenes.

Judging whether the environmental data of the power distribution device reaches a preset environmental data threshold value, if so, determining that the power distribution scene corresponding to the preset environmental data threshold value is a target power distribution scene according to the corresponding relation between the pre-stored environmental data threshold value and the power distribution scene, namely, determining that the identification of the power distribution scene corresponding to the preset environmental data threshold value is the identification of the target power distribution scene.

For example, the environmental data includes: wind speed, environmental data thresholds include: the primary wind speed, the secondary wind speed and the tertiary wind speed, wherein the primary wind speed corresponds to the power distribution scene 1, the secondary wind speed corresponds to the power distribution scene 2 and the tertiary wind speed corresponds to the power distribution scene 3, so that the corresponding target power distribution scene can be determined according to the real-time environment data of the power distribution device.

In some embodiments, the user may input the correspondence between the environmental data threshold and the power distribution scene through the display unit of the power distribution device, or may also set the correspondence between the environmental data threshold and the power distribution scene through the upper computer, and send the correspondence to the power distribution device for storage.

In an alternative embodiment, step S701, acquiring environmental data of an environment in which the power distribution device is located may include:

environmental data of an environment in which the power distribution device is located is acquired a plurality of times in succession.

Accordingly, in step S702, if the environmental data reaches the preset environmental data threshold, determining, according to the correspondence between the pre-stored environmental data threshold and the power distribution scene, the identification of the power distribution scene corresponding to the preset environmental data threshold may include:

If the environment data are acquired continuously for many times and reach the preset environment data threshold, determining the identification of the power distribution scene corresponding to the preset environment data threshold according to the corresponding relation between the environment data threshold and the power distribution scene.

In order to avoid the parameter set from being switched by mistake due to one-time judgment, the environment data of the environment where the power distribution device is located can be continuously acquired for multiple times, the acquisition times are determined according to the preset delay time, namely, delay judgment is carried out when the environment data reaches the target environment data threshold value for the first time, the environment data of the environment where the power distribution device is located is continuously acquired within the preset delay time until the delay time reaches, whether the environment data reach the preset environment data threshold value is judged, if the environment data reach the preset environment data threshold value continuously acquired for multiple times, the identification of the power distribution scene corresponding to the preset environment data threshold value is determined according to the corresponding relation between the environment data threshold value and the power distribution scene.

It should be noted that the preset delay time may be, for example, 3s or 4s, which is not particularly limited in this embodiment.

For example, the first time of determining that the environmental data includes a first-stage wind speed, continuously acquiring a plurality of environmental data within 3s of time delay, and if the plurality of environmental data are all the first-stage wind speed, determining that a power distribution scene corresponding to the first-stage wind speed is a target power distribution scene.

In the power distribution parameter switching method of the embodiment, by judging real-time environment data, one-key switching of parameter sets according to environment adaptation can be realized, batch adjustment of power distribution parameters is realized, the efficiency is high, and meanwhile, errors are not easy to occur.

Fig. 8 is a flowchart eighth of a method for switching power distribution parameters according to an embodiment of the present utility model, as shown in fig. 8, in step S601, acquiring collected data for a power distribution device may include:

S801, acquiring current time.

Accordingly, step S602, according to the collected data, may include:

s802, if the current time is the preset parameter adjustment time, acquiring the identification of the power distribution scene corresponding to the current time.

S803, determining the identification of the power distribution scene corresponding to the current time as the identification of the target power distribution scene.

The method comprises the steps that a plurality of parameter adjustment times are preset for the current time of a time zone in which the power distribution device is located aiming at the acquired data of the power distribution device, and each parameter adjustment time corresponds to one power distribution scene, for example, 8 points early to 8 points late, corresponds to power distribution scene 1, 8 points late to 7 points the next day, and corresponds to power distribution scene 2.

If the current time is the preset parameter adjustment time, the identification of the power distribution scene corresponding to the current time is obtained, and the power distribution scene corresponding to the current time is determined to be the target power distribution scene, namely, the identification of the power distribution scene corresponding to the current time is determined to be the identification of the target power distribution scene.

In some embodiments, the user may input the correspondence between the parameter adjustment time and the power distribution scene through the display unit of the power distribution device, or may set the correspondence between the parameter adjustment time and the power distribution scene through the upper computer, and send the correspondence to the power distribution device for storage.

In the power distribution parameter switching method of the embodiment, by judging the time, the self-adaptive one-key switching of the parameter set can be realized, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, the error is not easy to occur.

On the basis of fig. 1 to 8, fig. 9 is a schematic diagram of switching a distribution parameter set, as shown in fig. 9, a plurality of distribution parameter sets may be set through a display device or remote communication, and the plurality of distribution parameter sets are stored in an MCU, and when the MCU receives an identification of a target distribution scene to be subjected to distribution parameter switching, the MCU determines a target distribution parameter set corresponding to the target distribution scene from the plurality of distribution parameter sets, and switches a current distribution parameter set of the distribution device to the target distribution parameter set.

Wherein, the distribution parameter set in fig. 9 includes: the circuit protection parameters comprise current protection parameters, voltage protection parameters, frequency protection parameters and power protection parameters, and the system parameters comprise DIDO parameters, communication interface parameters, network configuration parameters, synchronous configuration parameters, temperature configuration parameters and wireless configuration parameters.

Based on the same conception, the embodiment of the utility model also provides a power distribution device corresponding to the power distribution parameter switching method, and because the principle of solving the problem of the power distribution device in the embodiment of the utility model is similar to that of the power distribution parameter switching method in the embodiment of the utility model, the implementation of the power distribution device can be referred to the implementation of the method, and the repetition is omitted.

The power distribution apparatus provided by the present utility model will be described with reference to fig. 10 to 12.

Fig. 10 is a schematic structural diagram of a power distribution apparatus according to an embodiment of the present utility model, as shown in fig. 10, the power distribution apparatus includes: the communication unit 100, the display unit 200 and the control unit 300, wherein the communication unit 100 is connected with a first input end of the control unit 300, and the display unit 200 is connected with a second input end of the control unit 300.

The control unit 300 is configured to perform the power distribution parameter switching method in the above embodiment.

The communication unit 100 is configured to communicate with an upper computer, receive a parameter adjustment request sent by the upper computer, and the control unit 300 is configured to determine an identifier of a target power distribution scene according to a power distribution parameter switching request.

The display unit 200 is configured to display menu information, and a user may input a power distribution parameter adjustment operation through the display unit 200, where the display unit 200 is connected to the second input end of the control unit 300, so that the control unit 300 obtains the power distribution parameter adjustment operation, and obtains the identification of the target power distribution scene according to the power distribution parameter adjustment operation.

The control unit 300 may query a target distribution parameter set corresponding to a target distribution scene determined from among a plurality of distribution parameter sets stored in advance according to the identification of the target distribution scene, and switch the current distribution parameter set of the power distribution device to the target distribution parameter set according to the target distribution parameter set.

The power distribution parameter sets of the power distribution scenes stored in advance may be preset through the communication unit 100 or the display unit 200, and the power distribution device may be a circuit breaker.

In the power distribution device of the embodiment, the one-key switching of the power distribution parameters can be realized through the communication unit and the display unit, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, errors are not easy to occur.

Fig. 11 is a schematic diagram of a second structure of a power distribution device according to an embodiment of the present utility model, as shown in fig. 11, where the power distribution device further includes: the input end of the state acquisition circuit 400 is connected with a state wire, and the output end of the state acquisition circuit 400 is connected with the third input end of the control unit 300.

The input end of the state acquisition circuit 400 is connected with one state wire, the other state wire is connected with the one state wire through a switch unit, when the switch unit is closed, wires of the two state wires are connected, a state signal indicates that the state wires are closed, the two state wires are opened, and the state signal indicates that the state wires are opened.

After the state acquisition circuit 400 acquires the connection state signal, the connection state signal may be sent to the control unit 300, and the control unit 300 determines the identifier of the target power distribution scene according to the connection state signal.

In an alternative embodiment, the power distribution apparatus further includes: the output terminal of the control unit 300 of the trip circuit 500 is connected with the control terminal of the trip circuit 500.

The trip circuit 500 is configured to disconnect the power distribution device when the circuit protection function is triggered, where a control end of the trip circuit 500 is connected to an output end of the control unit 300, and in an operation process of the power distribution device, the control unit 300 may obtain a real-time current parameter, a real-time voltage parameter, a real-time frequency parameter, and a real-time power parameter of the power distribution device, determine whether the real-time current parameter, the real-time voltage parameter, the real-time frequency parameter, and the real-time power parameter reach corresponding protection thresholds according to a current power distribution parameter set of the power distribution device, and if the current parameter, the real-time voltage parameter, the real-time frequency parameter, and the real-time power parameter reach the corresponding protection thresholds, the trip circuit 500 may be controlled to disconnect the power distribution device.

In an alternative embodiment, the power distribution apparatus further includes: the power supply unit 600, the power supply terminals of the power supply unit 600 and the display unit 200, the power supply terminal of the communication unit 100, and the power supply terminal of the control unit 300 are connected, respectively.

The power supply unit 600 is used for supplying power to the display unit 200, the communication unit 100, the state acquisition circuit 400 and the control unit 300.

In the power distribution device of the embodiment, the one-key switching of the power distribution parameters can be realized through the communication unit, the display unit and the state acquisition circuit, the batch adjustment of the power distribution parameters is realized, the efficiency is high, and meanwhile, the error is not easy to occur.

Fig. 12 is a schematic structural diagram III of a power distribution device according to an embodiment of the present utility model, as shown in fig. 12, where the power distribution device further includes: the environmental data collection unit 700, the environmental data collection unit 700 and the fourth input of the control unit 300 are connected.

In an alternative embodiment, the power distribution apparatus further includes: the current collecting unit 800, the current collecting unit 800 and the fifth input terminal of the control unit 300 are connected.

In an alternative embodiment, the power distribution apparatus further includes: the frequency acquisition unit 900, the frequency acquisition unit 900 is connected to the sixth input of the control unit 300.

The current collection unit 800 is configured to collect current parameters of the power distribution device, send the collected current parameters to the control unit 300, and the control unit 300 may also calculate voltage parameters and power parameters according to the current parameters, and then determine a threshold value.

The frequency acquisition unit 900 is configured to acquire the frequency of the ac power of the power distribution device, and send the acquired frequency of the ac power to the control unit 300, so that the control unit 300 makes a judgment of the threshold value.

In an alternative embodiment, the power distribution apparatus further includes: the storage unit is connected to the control unit 300.

The control unit 300 is configured to receive a correspondence between a power distribution scenario and a power distribution parameter set corresponding to the power distribution scenario set by the display unit 200 or the communication unit 100, and store the correspondence in the storage unit, so that when the control unit 300 performs threshold judgment, the correspondence is queried from the storage unit.

With regard to the implementation process and implementation principle of the power distribution device, reference may be made in particular to the relevant description of the above method embodiments, which are not described in detail here.

The embodiment of the utility model also provides a power distribution system, which comprises: distribution device and host computer.

Embodiments of the present utility model also provide a computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs the above-described method.

It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described system and apparatus may refer to corresponding procedures in the method embodiments, and are not repeated in the present disclosure. In the several embodiments provided by the present utility model, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily appreciate variations or alternatives within the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (8)

1. An electrical distribution device, comprising: the display device comprises a communication unit, a display unit and a control unit, wherein the communication unit is connected with a first input end of the control unit, and the display unit is connected with a second input end of the control unit;

The power distribution apparatus further includes: the input end of the state acquisition circuit is connected with a state wire, and the output end of the state acquisition circuit is connected with the third input end of the control unit;

the power distribution apparatus further includes: and the output end of the control unit is connected with the control end of the tripping circuit.

2. The electrical distribution device of claim 1, further comprising: the power supply unit is connected with the power supply end of the display unit, the power supply end of the communication unit and the power supply end of the control unit respectively.

3. The electrical distribution device of claim 1, further comprising: the environment data acquisition unit is connected with the fourth input end of the control unit.

4. The electrical distribution device of claim 1, further comprising: the current acquisition unit is connected with the fifth input end of the control unit.

5. The electrical distribution device of claim 1, further comprising: the frequency acquisition unit is connected with the sixth input end of the control unit.

6. The electrical distribution device of claim 1, further comprising: and the storage unit is connected with the control unit.

7. The electrical distribution device of any of claims 1-6, wherein the electrical distribution device is a circuit breaker.

8. A power distribution system, comprising: the power distribution unit and host computer of any one of claims 1-7.