CN208984136U - Substation parameters acquisition device and system - Google Patents
Substation parameters acquisition device and system Download PDFInfo
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- CN208984136U CN208984136U CN201821924378.0U CN201821924378U CN208984136U CN 208984136 U CN208984136 U CN 208984136U CN 201821924378 U CN201821924378 U CN 201821924378U CN 208984136 U CN208984136 U CN 208984136U
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Abstract
The utility model provides a kind of Substation parameters acquisition device and system, is related to power accessories technical field.The device includes controller, acquisition module, power supply mould group and switching switch, wherein acquisition module includes the state acquisition unit for acquiring the power supply state of the first power supply line；The input terminal of switching switch is connect with power supply mould group, and the output end for switching switch is connect with the second power supply line of Substation parameters acquisition device, and the first control terminal of the control terminal and controller that switch switch connects.When state acquisition unit collects the power down of the first power supply line, state acquisition unit is for generating the first level signal to controller, controller is used to output control signals to switching according to the first level signal and switchs so that switching switch conduction, so that power supply mould group can be the power supply of Substation parameters acquisition device by the second power supply line by the switching switch after conducting, and then improve the timeliness of power supply.
Description
Technical field
The utility model relates to power accessories technical fields, acquire and fill in particular to a kind of Substation parameters
It sets and system.
Background technique
In substation, the parameter that administrative staff usually require to obtain relevant device in substation to carry out these equipment
Management control, for example, needing to acquire the corresponding current value of original/secondary coil, the voltage value of transformer for transformer, to guarantee
The power supply meet demand of output.First power supply line of the equipment of acquisition parameter usually (for example becomes with primary equipment in substation
Depressor) the first power supply line it is different, if the first power supply line of the equipment of acquisition parameter power off, will be unable to acquire primary equipment
Parameter.In the prior art, usually after a loss of power, generator is laid to scene by operator, utilizes generator powered
Mode is powered the equipment of acquisition parameter, that is, in one end time after a loss of power, the equipment of acquisition parameter is nothing
Method work, so that the poor in timeliness of power supply.
Utility model content
In order to overcome the deficiencies in the prior art described above, the utility model provides a kind of Substation parameters acquisition device and is
System, to solve the above problems.
To achieve the goals above, technical solution provided by the utility model embodiment is as follows:
In a first aspect, the utility model embodiment provides a kind of Substation parameters acquisition device, the Substation parameters are adopted
Acquisition means include:
The controller being connect with the first power supply line, wherein the feeder ear of the controller and first power supply line
Connection；
The acquisition module for the parameters of electric power for acquiring the power equipment in substation being connect with the controller,
In, the acquisition module includes the state acquisition unit for acquiring the power supply state of first power supply line；And
The input terminal of power supply mould group and switching switch, the switching switch is connect with the power supply mould group, and the switching is opened
The output end of pass is connect with the second power supply line of the Substation parameters acquisition device, the control terminal of the switching switch and institute
State the first control terminal connection of controller, wherein collect the power down of first power supply line in the state acquisition unit
When, for generating the first level signal to the controller, the controller is used for according to described the state acquisition unit
One level signal outputs control signals to the switching switch so that the switching switch conduction.
Optionally, above-mentioned acquisition module includes that the electric current for acquiring the input/output current value of the power equipment is mutual
Sensor, the voltage transformer for acquiring the power equipment voltage value, operating temperature for acquiring the power equipment
At least one of temperature sensor.
Optionally, above-mentioned Substation parameters acquisition device further include: what is connect with the controller is used to show the electricity
The display module of force parameter.
Optionally, above-mentioned Substation parameters acquisition device further includes comparator, and the input terminal of the comparator is adopted with described
Collect module connection, the output end of the comparator connect with one end of the controller, wherein the comparator is for from institute
It generates when stating the received parameters of electric power of acquisition module more than corresponding preset threshold and exports second electrical level signal to the control
Device, the controller are also used to generate pre-warning signal according to the second electrical level signal.
Optionally, above-mentioned Substation parameters acquisition device further include: what is connect with the controller is described pre- for receiving
Alert signal and the alarm module that early warning is issued according to the pre-warning signal.
Optionally, above-mentioned alarm module includes warning light for issuing light prompt and/or for making a sound prompt
Loudspeaker.
Optionally, above-mentioned Substation parameters acquisition device further includes the third supply lines for the power equipment to be arranged in
The relay protection of road switchs, wherein and the control terminal of the relay protection switch is connect with the second control terminal of the controller,
The relay protection switch is supplied for disconnecting the third when receiving the pre-warning signal that second control terminal is sent
The power supply of electric line.
Optionally, above-mentioned Substation parameters acquisition device further includes encapsulating housing, the controller, the acquisition module,
In the chamber of the power supply mould group and the switching switch setting and the encapsulating housing.
Optionally, the shielding part for electromagnetic shielding is laid on above-mentioned encapsulating housing.
Second aspect, the utility model embodiment provide a kind of Substation parameters acquisition system, including management terminal and more
A above-mentioned Substation parameters acquisition device, multiple Substation parameters acquisition devices pass through bus communication module and the pipe
Terminal connection is managed, for exporting the parameters of electric power of acquisition to the management terminal.
In terms of existing technologies, Substation parameters acquisition device provided by the utility model and system at least have with
It is lower the utility model has the advantages that the device includes controller, acquisition module, power supply mould group and switching switch, wherein the feeder ear of controller with
The connection of first power supply line；Acquisition module is connect with controller, for acquiring the parameters of electric power of the power equipment in substation, is adopted
Collection module includes the state acquisition unit for acquiring the power supply state of the first power supply line；Switch the input terminal and power supply of switch
The connection of mould group, the output end for switching switch are connect with the second power supply line of Substation parameters acquisition device, switch the control of switch
The connection of first control terminal of end processed and controller.When state acquisition unit collects the power down of the first power supply line, state is adopted
Collect unit for generating the first level signal to controller, controller is cut for outputing control signals to according to the first level signal
It changes and switchs so as to switch switch conduction, so that power supply mould group can be switched by the switching after conducting by the second power supply line
It powers for Substation parameters acquisition device, and then improves the timeliness of power supply.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, the utility model reality is cited below particularly
Example is applied, and cooperates appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described.It should be appreciated that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is one of the block diagram of Substation parameters acquisition device provided by the embodiment of the utility model.
Fig. 2 is the two of the block diagram of Substation parameters acquisition device provided by the embodiment of the utility model.
Fig. 3 is the schematic diagram of the external structure of Substation parameters acquisition device provided by the embodiment of the utility model.
Fig. 4 is the block diagram of Substation parameters acquisition system provided by the embodiment of the utility model.
Icon: 10- Substation parameters acquisition system；100- Substation parameters acquisition device；110- controller；120- first
Power supply line；130- acquisition module；140- power supply mould group；150- switching switch；The second power supply line of 160-；170- comparator；
180- display module；190- alarm module；191- encapsulating housing；200- management terminal.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be matched with a variety of different
It sets to arrange and design.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Reality based on the utility model
Apply example, those skilled in the art's every other embodiment obtained without making creative work belongs to
The range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " in ", "upper", "lower", "horizontal", "inner", "outside"
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings or the utility model product uses
When the orientation or positional relationship usually put, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitations of the present invention.In addition, term " first ", " second " etc. be only used for distinguish description, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is set
Set ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection.It can be mechanical connection, be also possible to be electrically connected.It can be directly connected, the indirect phase of intermediary can also be passed through
Even, it can be the connection inside two elements.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
Fig. 1 is please referred to, Substation parameters acquisition device 100 provided by the embodiment of the utility model can be in substation
The parameters of electric power of power equipment is acquired.Wherein, power equipment can be the primary equipment in substation.Primary equipment is straight
The equipment for power generation and transmission & distribution electric energy is connect, via these equipment, electric energy is transported to each user, primary equipment from power plant
Including but not limited to transformer, generator, breaker, disconnecting switch etc..Substation parameters provided by the embodiment of the utility model
Acquisition device 100 can be used as the secondary device of substation.Understandably, secondary device is supervised to the work of primary equipment
Examine, measure, operating the ancillary equipment of control and protection.In addition, parameters of electric power includes but is not limited to current value, voltage value, temperature
The data such as value, the type of the sensor that can include according to acquisition module 130 acquire corresponding parameters of electric power.
In the present embodiment, Substation parameters acquisition device 100 may include controller 110, acquisition module 130, power supply
Mould group 140 and switching switch 150.
In the present embodiment, the feeder ear of controller 110 is connect with the first power supply line 120, and controller 110 can be by
The power supply of one power supply line 120.Acquisition module 130 is connect with controller 110, for acquiring the electric power of the power equipment in substation
Parameter.Wherein, acquisition module 130 includes the state acquisition unit for acquiring the power supply state of the first power supply line 120.Example
Such as, state acquisition unit can be current transformer or voltage transformer, which can be used for detecting first
Whether power supply line 120 has power supply.For example, if current transformer can export one when detecting 120 power down of the first power supply line
A low level signal is to controller 110.If detecting, the first power supply line 120 has power supply (namely to refer to the first power supply line 120
Power supply it is normal, without power down), current transformer can export a high level signal to controller 110.
The input terminal of switching switch 150 is connect with power supply mould group 140, switches the output end and Substation parameters of switch 150
Second power supply line 160 of acquisition device 100 connects, and the first control terminal of the control terminal and controller 110 that switch switch 150 connects
It connects.Wherein, when state acquisition unit collects the power down of the first power supply line 120, state acquisition unit is for generating first
Level signal to controller 110, controller 110 be used to be output control signals to according to the first level signal switching switch 150 with
Make to switch the conducting of switch 150.
In the present embodiment, switching switch 150 can be relay, that is, the conducting of switch is realized by electromagnetic coil
With the control of disconnection.For example, also can when the control terminal of relay receives the first level signal of the transmission of controller 110
So that electromagnetic coil be powered or power down after so that electromagnetic coil generate magnetic force change, thus drive close the switch or
It disconnects.Wherein, the conducting for switching switch 150 can be configured according to the actual situation with the control disconnected.For example, in relay
Battery coil when not being powered, switch is in an off state, and when relay receives the first level signal, electromagnetic coil is logical
Then electricity makes electromagnetic coil generate magnetic force, closes the switch to drive.Wherein, the first level signal can be high level letter
Number, it is also possible to low level signal, can be configured, be not especially limited here according to the actual situation.
Understandably, when the first power supply line 120 does not have power down, Substation parameters acquisition device 100 is by the first power supply
Route 120 provides electric energy.If 120 power down of the first power supply line, Substation parameters acquisition device 100 is just led to by power supply mould group 140
It crosses the second power supply line 160 and electric energy is provided.Wherein, the first power supply line 120 can access in utility grid, that is, alternating current warp
It is that Substation parameters acquisition device 100 is powered by the first power supply line 120.In addition, power supply mould group 140 can be by one or more
Battery composition.For example, the power supply mould group 140 can be the power supply that multiple lithium ion batteries are formed by modes such as series, parallel.
Certainly, which is also possible to other kinds of battery composition, for example, lead storage battery, graphene battery etc..
Need to illustrate when, be additionally provided with storage capacitor in Substation parameters acquisition device 100, which can be with
Controller 110 and switching switch 150 connect, and can continue as Substation parameters in the moment of 120 power down of the first power supply line and adopt
Controller 110 and switching switch 150 in acquisition means 100 provide temporary electric energy, so that controller 110 and switching switch
First power supply line 120 can be switched to the second power supply line 160 by 150, be avoided because of whole transformer station parameter acquisition devices 100
Power down and be unable to complete handover operation.
Based on above-mentioned design, Substation parameters acquisition device 100 can be after 120 power down of the first power supply line, and vertical cut enters
Then second power supply line 160 acquires Substation parameters by the power supply mould group 140 connecting with the second power supply line 160 and fills
Each module for setting 100 provides electric energy, so that the energy after 120 power down of the first power supply line of Substation parameters acquisition device 100
It is enough to be powered in time by the second power supply line 160, the timeliness of the power supply of Substation parameters acquisition device 100 is improved, is improved
In the prior art because when failure occurs just by operator to execute-in-place to be again that device joins substation due to power supply
The problem of number acquisition device 100 cannot obtain power supply in time.
In the present embodiment, acquisition module 130 includes that the electric current for acquiring the input/output current value of power equipment is mutual
Sensor, the voltage transformer for acquiring power equipment voltage value, the operating temperature for acquiring power equipment temperature sensing
At least one of device.Certainly, which can also include other sensors, for example, for acquiring output transformer
The power sensor of output power, the sensor for including to acquisition module 130 here are not especially limited.In addition, all kinds of sensings
The model of device can be chosen according to the actual situation, for example, the chip model of temperature sensor can be but not limited to
TMP35, TMP36 etc..
Controller 110 can be IC chip, the processing capacity with signal.The controller 110 can be general
Processor.For example, the processor can be central processing unit (Central Processing Unit, CPU), graphics processor
(Graphics Processing Unit, GPU), digital signal processor (DSP), specific integrated circuit (ASIC), scene can
Gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components is programmed,
It such as can be STM32 series monolithic.
It, can also be with it should be noted that controller 110 can also obtain current waveform figure by the current value acquired in real time
The voltage oscillogram of voltage value is obtained by real-time collection voltages value.
Referring to figure 2., optionally, Substation parameters acquisition device 100 further includes display module 180.Display module 180 with
Controller 110 connects, for showing parameters of electric power.Display module 180 may be, but not limited to, liquid crystal display, touch-control is shown
Screen, charactron.
Optionally, Substation parameters acquisition device 100 further includes comparator 170, the input terminal and acquisition mould of comparator 170
Block 130 connects, and the output end of comparator 170 connect with one end of controller 110, wherein comparator 170 is for from acquiring mould
The received parameters of electric power of block 130 generates when being more than corresponding preset threshold and exports second electrical level signal to controller 110, control
Device 110 is also used to generate pre-warning signal according to second electrical level signal.Wherein, second electrical level signal can be high level signal or low
Level signal can be configured according to the actual situation, and preset threshold can also be configured according to the actual situation.Wherein, than
Include, but are not limited to voltage comparator, current comparator compared with device 170.For example, voltage comparator can be LM339, LM393 etc.
Chip can be used for relatively or by voltage to be compared with the size of reference voltage being compared for two voltage swings, reference
Voltage is preset threshold, can be configured according to the actual situation, and voltage to be compared is usually that acquisition module 130 is collected
Voltage.The working principle of current comparator and the working principle of voltage comparator are similar, are not repeating here.
Optionally, Substation parameters acquisition device 100 further includes alarm module 190.Alarm module 190 and controller 110
Connection, for receiving pre-warning signal and issuing early warning according to pre-warning signal.
Wherein, alarm module 190 includes the warning light for issuing light prompt or the loudspeaker for making a sound prompt,
Or alarm module 190 can include warning light and loudspeaker simultaneously, that is, alarm module 190 can both be mentioned by issuing light
Show, can also realize early warning by making a sound prompt.That is, the alarm module 190 of setting facilitates administrative staff timely
It was found that the failure of power equipment can issue early warning by alarm module 190 if power equipment breaks down, so as to
Failure is checked in time in administrative staff, to avoid causing unnecessary loss because failure cannot handle in time.
For example, alarm module 190 issues the high temperature for being used for indication transformer when the temperature of transformer is higher than preset threshold
Early warning, administrative staff can in time cool down to transformer, be burned to avoid transformer because temperature is excessively high.
Optionally, Substation parameters acquisition device 100 further includes relay protection switch.Relay protection switch is for being arranged
In the third power supply line of power equipment, the control terminal of relay protection switch is connect with the second control terminal of controller 110, after
Electric protective circuit breaker is used to disconnect the power supply of third power supply line when receiving the pre-warning signal of the second control terminal transmission, thus right
Power equipment plays a protective role.For example, when the input current of power equipment is excessive, that is, the power supply of third power supply line
Electric current is excessive, and controller 110 just generates pre-warning signal, and relay protection switch just disconnects third power supply line according to the pre-warning signal
Power supply, so that power equipment be avoided to be damaged because of high current.
Referring to figure 3., in embodiment, Substation parameters acquisition device 100 further includes encapsulating housing 191.Controller
110, in the chamber of acquisition module 130, power supply mould group 140 and the setting of switching switch 150 and encapsulating housing 191.
Optionally, the shielding part for electromagnetic shielding is laid on encapsulating housing 191.The shielding part can be sheet metal,
It is able to carry out electrostatic screen, can play the role of preventing outside electromagnetic interference, in addition, also contributing to radiating efficiency.
Specifically, the inner wall in encapsulating housing 191 can be set in shielding part, which can be covered with the interior of encapsulating shell
Wall can be copper sheet, iron plate, aluminium flake etc..
Referring to figure 4., a kind of Substation parameters acquisition system 10 is also provided in utility model embodiment.Substation parameters are adopted
Collecting system 10 includes management terminal 200 and multiple such as above-mentioned Substation parameters acquisition devices 100, Duo Gebian as described in the examples
Power station parameter acquisition devices 100 are connect by bus communication module with management terminal 200, the parameters of electric power output for that will acquire
To management terminal 200, administrative staff can be monitored management to multiple power equipments by management terminal 200.
Optionally, management terminal 200 can also to Substation parameters acquisition device 100 acquire all kinds of Substation parameters into
Row data processing.For example, big data processing technique can be based on, carrying out GOOSE to the parameter of acquisition, (GOOSE is English
The abbreviation of Generic Object Oriented Substation Event, refers to the transformer substation case towards general object) figure
Shape emulation, whole station MMS emulation, SCD are graphically analyzed.Realization MMS client, protocol monitor, GOOSE are issued, SCL compares,
MMS pattern checking realizes the support of intelligent substation fast debugging, substantially reduces the debug time period, improves working efficiency.
Optionally, Substation parameters acquisition device 100 can be according to protective device (for example, protective switch, fuse etc.)
Tripping/combined floodgate message and point of interface with intelligent switch realize tripping/closing circuit diagnostic function.For example, can be based on adopting
The electric current when protective device of collection trips/closes a floodgate, to judge whether current action is malfunction, that is to say, that can be by sentencing
Whether current value when disconnected movement is to malfunction corresponding current threshold range, can be diagnosed to tripping/closing circuit,
It avoids causing power equipment to break down because of malfunction.
Optionally, administrator can use the power equipment for needing to be monitored in 200 monitoring substation of management terminal
Parameters of electric power can position the failure of power equipment hardware anomalies.For example, different Substation parameters acquisition devices
100 can be set corresponding unique identity (can be number or character string, can be configured according to the actual situation), to
Also mapping relations be can establish between the power equipment and acquisition module 130 of monitoring, that is, can be in the parameters of electric power of acquisition
The identity of middle setting acquisition module 130 and the identity of power equipment, if parameter appearance exception (for example electric current is more than threshold
Value), also location of fault can be determined by these identity.
Optionally, administrative staff can also realize the graphical reproduction of failure using management terminal 200.For example, management is eventually
Hold 200 failure wave-recording files (such as current waveform figure, voltage oscillogram), the intermediate node file (mould of the power equipment of emulation
Type file, such as two dimensional model map file, threedimensional model map file), failure bulletin carry out comprehensive crash analysis, failure can be reproduced
The action logic and sequencing of each defencive function element in the process, can be to the operation condition of protection element each in failure process
(control word, soft pressing plate, burn out detection), protection enabling signal, GOOSE export signal, alarm signal and its moment etc., carry out figure
The reproduction of shape in order to which administrative staff analyze failure cause, and then is resolved the measure of failure.
Wherein, management terminal 200 can be but not limited to, smart phone, PC (personal computer,
PC), tablet computer, personal digital assistant (personal digital assistant, PDA), mobile internet surfing equipment (mobile
Internet device, MID) etc..
In conclusion the utility model provides a kind of Substation parameters acquisition device and system.The device include controller,
Acquisition module, power supply mould group and switching switch, wherein the feeder ear of controller is connect with the first power supply line；Acquisition module with
Controller connection, for acquiring the parameters of electric power of the power equipment in substation, acquisition module includes for acquiring the first power supply
The state acquisition unit of the power supply state of route；The input terminal of switching switch is connect with power supply mould group, switches the output end of switch
It is connect with the second power supply line of Substation parameters acquisition device, the first control terminal of the control terminal and controller that switch switch connects
It connects.When state acquisition unit collects the power down of the first power supply line, state acquisition unit is for generating the first level signal
To controller, controller be used for according to the first level signal output control signals to switching switch so that switching switch conduction, from
And it is the power supply of Substation parameters acquisition device that power supply mould group, which is switched by the switching after conducting by the second power supply line,
And then improve the timeliness of power supply.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of Substation parameters acquisition device, which is characterized in that the Substation parameters acquisition device includes:
The controller being connect with the first power supply line, wherein the feeder ear of the controller is connect with first power supply line；
The acquisition module for the parameters of electric power for acquiring the power equipment in substation being connect with the controller, wherein institute
Stating acquisition module includes the state acquisition unit for acquiring the power supply state of first power supply line；And
The input terminal of power supply mould group and switching switch, the switching switch is connect with the power supply mould group, the switching switch
Output end is connect with the second power supply line of the Substation parameters acquisition device, the control terminal and the control of the switching switch
First control terminal of device processed connects, wherein when the state acquisition unit collects the power down of first power supply line, institute
State state acquisition unit for generate the first level signal to the controller, the controller is for according to first level
Signal outputs control signals to the switching switch so that the switching switch conduction.
2. Substation parameters acquisition device according to claim 1, which is characterized in that the acquisition module includes for adopting
Current transformer, the voltage for acquiring the power equipment voltage value for collecting the input/output current value of the power equipment
At least one of mutual inductor, temperature sensor of operating temperature for acquiring the power equipment.
3. Substation parameters acquisition device according to claim 1, which is characterized in that the Substation parameters acquisition device
Further include: what is connect with the controller is used to show the display module of the parameters of electric power.
4. Substation parameters acquisition device according to claim 1, which is characterized in that the Substation parameters acquisition device
It further include comparator, the input terminal of the comparator is connect with the acquisition module, the output end of the comparator and the control
One end of device processed connects, wherein the comparator is used to be more than corresponding pre- from the received parameters of electric power of the acquisition module
If generating when threshold value and exporting second electrical level signal to the controller, the controller is also used to be believed according to the second electrical level
Number generate pre-warning signal.
5. Substation parameters acquisition device according to claim 4, which is characterized in that the Substation parameters acquisition device
Further include: what is connect with the controller is used to receive the pre-warning signal and issues early warning according to the pre-warning signal
Alarm module.
6. Substation parameters acquisition device according to claim 5, which is characterized in that the alarm module includes for sending out
The warning light of light prompt and/or the loudspeaker for making a sound prompt out.
7. Substation parameters acquisition device according to claim 4, which is characterized in that the Substation parameters acquisition device
It further include the relay protection switch for being arranged in the third power supply line of the power equipment, wherein the relay protection
The control terminal of switch is connect with the second control terminal of the controller, and the relay protection switch is for receiving described second
The power supply of the third power supply line is disconnected when the pre-warning signal that control terminal is sent.
8. Substation parameters acquisition device according to claim 1, which is characterized in that the Substation parameters acquisition device
It further include encapsulating housing, the controller, the acquisition module, the power supply mould group and the setting of switching switch and the envelope
In the chamber for filling shell.
9. Substation parameters acquisition device according to claim 8, which is characterized in that laid on the encapsulating housing useful
In the shielding part of electromagnetic shielding.
10. a kind of Substation parameters acquisition system, which is characterized in that including appointing in management terminal and multiple such as claim 1-9
Substation parameters acquisition device described in meaning one, multiple Substation parameters acquisition devices pass through bus communication module and institute
Management terminal connection is stated, for exporting the parameters of electric power of acquisition to the management terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821924378.0U CN208984136U (en) | 2018-11-21 | 2018-11-21 | Substation parameters acquisition device and system |
Applications Claiming Priority (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112762979A (en) * | 2019-10-21 | 2021-05-07 | Vega格里沙贝两合公司 | Dual sensor |
| CN113852086A (en) * | 2021-09-28 | 2021-12-28 | 广东电网有限责任公司 | Voltage sag monitoring control system |
| CN114362354A (en) * | 2021-11-29 | 2022-04-15 | 合肥中南光电有限公司 | Intelligent safety early warning system for photovoltaic power station |
| CN116754936A (en) * | 2023-06-28 | 2023-09-15 | 山东卓海能源科技有限公司 | Contactless switch operation monitoring analysis system |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762979A (en) * | 2019-10-21 | 2021-05-07 | Vega格里沙贝两合公司 | Dual sensor |
| CN112762979B (en) * | 2019-10-21 | 2024-03-15 | Vega格里沙贝两合公司 | Dual sensor |
| CN113852086A (en) * | 2021-09-28 | 2021-12-28 | 广东电网有限责任公司 | Voltage sag monitoring control system |
| CN114362354A (en) * | 2021-11-29 | 2022-04-15 | 合肥中南光电有限公司 | Intelligent safety early warning system for photovoltaic power station |
| CN114362354B (en) * | 2021-11-29 | 2023-11-17 | 合肥中南光电有限公司 | Intelligent safety early warning system for photovoltaic power station |
| CN116754936A (en) * | 2023-06-28 | 2023-09-15 | 山东卓海能源科技有限公司 | Contactless switch operation monitoring analysis system |
| CN116754936B (en) * | 2023-06-28 | 2023-12-22 | 山东卓海能源科技有限公司 | Contactless switch operation monitoring analysis system |
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