CN105470930B - A kind of radar intelligent distribution system - Google Patents
A kind of radar intelligent distribution system Download PDFInfo
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- CN105470930B CN105470930B CN201510987507.5A CN201510987507A CN105470930B CN 105470930 B CN105470930 B CN 105470930B CN 201510987507 A CN201510987507 A CN 201510987507A CN 105470930 B CN105470930 B CN 105470930B
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- 238000000819 phase cycle Methods 0.000 claims abstract description 17
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 230000005611 electricity Effects 0.000 claims description 2
- 230000003760 hair shine Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 3
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000011217 control strategy Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008521 reorganization Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
- H02H7/226—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for wires or cables, e.g. heating wires
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- H02J13/0075—
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present invention relates to a kind of radar intelligent distribution systems,Including lightning protection unit,Phase sequence unit,Electric energy measurement unit,Three-phase distribution unit,Single phase distribution unit,State feedback unit and output control unit,The lightning protection unit,Phase sequence unit,Electric energy measurement unit,The input terminal of three-phase distribution unit and single phase distribution unit is connected with the three-phase and four-line of power grid,Lightning protection unit,Phase sequence unit,Electric energy measurement unit,The output terminal of three-phase distribution unit and single phase distribution unit is connected with the input terminal of state feedback unit,The output terminal of state feedback unit is connected with the input terminal of output control unit,The control terminal of the output control unit is connected the diversification of distribution system control modes of the present invention with the input terminal of three-phase distribution unit and single phase distribution unit respectively,Real time monitoring property is stronger,It is and safe and reliable.Using modularized design, each unit functions of modules is clear and definite, and breakdown maintenance and replacement component are more convenient.
Description
Technical field
The present invention relates to a kind of intelligent distribution systems, and in particular to a kind of radar intelligent distribution system.
Background technology
At present, radar distribution system carries out the short circuit of distribution line using fuse or air-break and overload is protected
Shield, using contactor, relay realize load it is long-range switch on and off control.This distribution system, which exists to be difficult to export, respectively matches
The shortcomings of electric branch real time information, equipment volume is big, integrated level is low, and reorganization dress is difficult, in intelligent, information-based, volume weight
Etc. have been unable to meet modern radar requirement.In order to which radar distribution system is capable of the work of safety and stability, need by long-range
It realizes to on-line monitorings management such as distribution, electrical energy parameter and the output state feedbacks of radar system.
Invention content
The purpose of the present invention is to provide a kind of radar intelligent distribution system, which not only has lightning protection and phase sequence
Protection, the electrical energy parameter measurement of distribution network, the three-phase of load equipment and single phase distribution, the output control of controller switching equipment and state
The advantages that feedback, and level of integrated system is high, it is easy to maintain.
To achieve the above object, present invention employs following technical schemes：Including lightning protection unit, phase sequence list
Member, electric energy measurement unit, three-phase distribution unit, single phase distribution unit, state feedback unit and output control unit, the lightning protection
Protection location, phase sequence unit, electric energy measurement unit, the input terminal of three-phase distribution unit and single phase distribution unit and power grid
Three-phase and four-line is connected, lightning protection unit, phase sequence unit, electric energy measurement unit, three-phase distribution unit and single phase distribution list
The output terminal of member is connected with the input terminal of state feedback unit, the output terminal of the state feedback unit and output control unit
Input terminal is connected, the control terminal of the output control unit input terminal phase with three-phase distribution unit and single phase distribution unit respectively
Even.
Further, the three-phase distribution unit includes three-phase alternating current circuit breaker Q F1, three-phase ac contactor KM1, electromagnetism
Relay KA1, KA2, normal open switch S1, normally closed switch S2, diode V1, current-limiting resistance R1 and Light-Emitting Diode V2；It is described disconnected
The input of road device QF1 connects three-phase voltage, and output terminal is connected with the input terminal of three-phase ac contactor KM1, three-phase alternating current contact
The A phase output terminals of device KM1 connect the anode of diode V1, sun of the cathode through current-limiting resistance R1 Yu Light-Emitting Diode V2 of diode V1
Extremely it is connected, the cathode of Light-Emitting Diode V2 is connected with the N lines of three phase mains；The auxiliary switch of the three-phase alternating current circuit breaker Q F1
The a port of output terminal and state feedback unit connects, and the auxiliary contact output terminal and state of three-phase ac contactor KM1 is anti-
Present another port connection of unit；One end of the A.C. contactor KM1 coils and the A phase voltage output line phases of three-phase and four-line
Even, the other ends of A.C. contactor KM1 coils respectively with one group normally opened contact, one end of normal open switch S1 and electromagnetism relay
The normally opened contact of device KA1 is connected, the normally-closed contact of A.C. contactor KM1, normal open switch S1 and electromagnetic relay KA1 it is normally closed
Normally-closed contact of the other end of contact successively through normally closed switch S2, electromagnetic relay KA2 is connected to the N lines of three-phase and four-line.
Further, the three-phase distribution unit further includes fuse F1, and the DC24V+ of the three-phase distribution unit passes through
Auxiliary contact of the fuse F1 respectively with the auxiliary switch of three-phase alternating current circuit breaker Q F1, three-phase ac contactor KM1 are connected.
Further, the single phase distribution unit include AC circuit breaker QF2, relay KA5, electromagnetic relay KA3,
KA4, normal open switch S3, normally closed switch S4, diode V5, current-limiting resistance R2 and Light-Emitting Diode V6；The circuit breaker Q F2's is defeated
Enter to connect alternating current 220V voltage, output terminal is connected with the input terminal of relay KA5, the output terminal of KA5 and the anode of diode V5
It is connected, the cathode of diode V5 is connected through current-limiting resistance R2 with the anode of Light-Emitting Diode V6, Light-Emitting Diode V6 cathodes and three
The N lines of four line of phase are connected；The auxiliary switch output terminal of the AC circuit breaker QF2 and a port of state feedback unit connect
It connects, the auxiliary contact output terminal of the relay KA5 and another port of state feedback unit connect, relay KA5 coils
Other end one end phase with its second normally opened contact, the normally opened contact of electromagnetic relay KA3 and normal open switch S3 respectively
Connection, second normally opened contact of relay KA5 coils, the normally opened contact of electromagnetic relay KA3 and normal open switch S3 it is another
One end is connected with one end of normally closed switch S4, and normally-closed contact of the other end of normally closed switch S4 through electromagnetic relay KA4 is connected
It is connected to the DC24V- ends of three-phase distribution unit.
Further, the single phase distribution unit further includes fuse F2, and the DC24V+ of the three-phase distribution unit passes through
Fuse F2 is connected respectively with the auxiliary switch of AC circuit breaker QF2, the auxiliary contact of relay KA5 and coil.
As shown from the above technical solution,（1）The present invention by lightning protection unit, phase sequence unit, electric energy measurement unit,
Single phase distribution unit, three-phase distribution unit, output control unit and state feedback unit are mounted on a distribution box.Utilize list
Phase power distribution unit and three-phase distribution unit realize this control function of distribution system；Power distribution system is realized using output control unit
The distant control function of system, this control is preferential, is remotely controlled the control strategy to take second place and so that distribution system control is more diversified, and distribution list
Each state Real-time Feedback of member can effectively, intuitively react the operation conditions of distribution system, simultaneously to state feedback unit
The system makes full use of distribution box space, electrical connection specification, it is rational in infrastructure, safe and reliable to operation, easy to maintain the advantages that.
（2）The present invention compared at low cost, has a small, mobility strong than similar other products, and assembling cycle is short, cost-effective etc. excellent
Point.
Description of the drawings
Fig. 1 is the circuit block diagram of the present invention；
Fig. 2 is the three-phase distribution unit schematic diagram of the present invention；
Fig. 3 is the single phase distribution unit schematic diagram of the present invention.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1, the radar intelligent distribution system of the present embodiment, including lightning protection unit 1, phase sequence unit 2,
Electric energy measurement unit 3, three-phase distribution unit 4, single phase distribution unit 5, state feedback unit 6 and output control unit 7, lightning protection are protected
Protect the input terminal and electricity of unit 1, phase sequence unit 2, electric energy measurement unit 3, three-phase distribution unit 4 and single phase distribution unit 5
The three-phase and four-line of net is connected, lightning protection unit 1, phase sequence unit 2, electric energy measurement unit 3, three-phase distribution unit 4 and list
The output terminal of phase power distribution unit 5 is connected with the input terminal of state feedback unit 6, and output terminal and the output of state feedback unit 6 are controlled
The input terminal of unit 7 processed is connected, the control terminal of output control unit 7 respectively with three-phase distribution unit 4 and single phase distribution unit 5
Input terminal is connected.
As shown in Fig. 2, three-phase distribution unit 4 includes three-phase alternating current circuit breaker Q F1, three-phase ac contactor KM1, electromagnetism after
Electric appliance KA1, KA2, normal open switch S1, normally closed switch S2, diode V1, fuse F1, current-limiting resistance R1 and Light-Emitting Diode V2；
The input of circuit breaker Q F1 connects three-phase voltage, and output terminal is connected with the input terminal of three-phase ac contactor KM1, and three-phase alternating current connects
The A phase output terminals of tentaculum KM1 connect the anode of diode V1, and the cathode of diode V1 is through current-limiting resistance R1's and Light-Emitting Diode V2
Anode is connected, and the cathode of Light-Emitting Diode V2 is connected with the N lines of three phase mains；The auxiliary switch of three-phase alternating current circuit breaker Q F1 is defeated
Outlet is connect with a port of state feedback unit 6, the auxiliary contact output terminal and feedback of status of three-phase ac contactor KM1
Another port connection of unit 6；One end of A.C. contactor KM1 coils is connected with the A phase voltage output lines of three-phase and four-line, hands over
Flow contactor KM1 coils the other end respectively with one group normally opened contact, one end of normal open switch S1 and electromagnetic relay KA1
Normally opened contact be connected, the normally-closed contact of the normally-closed contact of A.C. contactor KM1, normal open switch S1 and electromagnetic relay KA1
Normally-closed contact of the other end successively through normally closed switch S2, electromagnetic relay KA2 be connected to the N lines of three-phase and four-line.Three-phase distribution
The DC24V+ of unit by fuse F1 respectively with the auxiliary switch of three-phase alternating current circuit breaker Q F1, three-phase ac contactor KM1
Auxiliary contact are connected.
As shown in figure 3, single phase distribution unit 5 includes AC circuit breaker QF2, relay KA5, electromagnetic relay KA3, KA4,
Normal open switch S3, normally closed switch S4, fuse F2, diode V5, current-limiting resistance R2 and Light-Emitting Diode V6；Circuit breaker Q F2's
Input connects alternating current 220V voltage, and output terminal is connected with the input terminal of relay KA5, the output terminal of KA5 and the sun of diode V5
Extremely be connected, the cathode of diode V5 is connected through current-limiting resistance R2 with the anode of Light-Emitting Diode V6, Light-Emitting Diode V6 cathodes and
The N lines of three-phase and four-line are connected；The auxiliary switch output terminal of AC circuit breaker QF2 is connect with a port of state feedback unit 6,
The auxiliary contact output terminal of relay KA5 is connect with another port of state feedback unit 6, relay KA5 coils it is another
One end respectively with its second normally opened contact, the normally opened contact of electromagnetic relay KA3 and normal open switch S3 is held to be connected, after
The other end of second normally opened contact of electric appliance KA5 coils, the normally opened contact of electromagnetic relay KA3 and normal open switch S3 with often
One end that S4 is closed in make and break is connected, and normally-closed contact of the other end of normally closed switch S4 through electromagnetic relay KA4 is connected to three-phase
The DC24V- ends of power distribution unit 4.The DC24V+ of three-phase distribution unit 4 is auxiliary with AC circuit breaker QF2 respectively by fuse F2
The auxiliary contact of switch, relay KA5 is helped to be connected with coil.
Operation principle：When radar distribution system works normally, electric network source is coupled with lightning protection by three-phase four-wire system
Protection location 1, phase sequence unit 2, electric energy measurement unit 3, three-phase distribution unit 4 and single phase distribution unit 5, wherein lightning protection are protected
Shield unit 1 realizes the anti-lightning strike protection to distribution system, and phase sequence unit 2 realizes the judging phase order to electric network source, electric energy
Measuring unit 3 measures the parameters such as voltage, electric current, frequency, power factor and the output power of electric network source, three-phase distribution unit 4
Output control is carried out to three phase supply equipment, single phase distribution unit 5 carries out output control to single phase power supply equipment.Feedback of status list
Quantity of states of the member 6 whether detection lightning protection unit 1, phase sequence unit 2 and electric energy measurement unit 3 work normally in real time and
The quantity of state and parameter value are transmitted to output control unit 7 by parameter value by RS-485 buses, and output control unit 7 passes through
Remote control opens, be remotely controlled close output pulse signal control 4 A.C. contactor KM1 of three-phase distribution unit and 5 electromagnetism of single phase distribution unit after
The break-make of electric appliance KA5 can be realized to the control of the turn-on and turn-off of power supply unit, and by the action state amount of KM1, KA5
State feedback unit 6 is fed back to by feedback interface, then these quantity of states are transmitted to output with the closed state amount of QF1, QF2
Control unit 7 realizes the long-range closed-loop remote control control to power supply unit.It simultaneously can be to live normal open switch S1, S3 and normally closed
Switch S2, S4 carry out this control operation, realize the turn-on and turn-off control to power supply unit, the light on and off table of light emitting diode V2 and V6
Show the working condition of power distribution unit.The control strategy that this control and remote control are combined so that distribution system control mode diversification,
Real time monitoring property is stronger and safe and reliable.Using modularized design, each unit functions of modules is clear and definite, breakdown maintenance and replacement
Component is more convenient.
Embodiment described above is only that the preferred embodiment of the present invention is described, not to the model of the present invention
It encloses and is defined, under the premise of design spirit of the present invention is not departed from, those of ordinary skill in the art are to the technical side of the present invention
The various modifications and improvement that case is made should all be fallen into the protection domain that claims of the present invention determines.
Claims (4)
1. a kind of radar intelligent distribution system, it is characterised in that：Including lightning protection unit（1）, phase sequence unit（2）, electricity
It can measuring unit（3）, three-phase distribution unit（4）, single phase distribution unit（5）, state feedback unit（6）And output control unit
（7）, the lightning protection unit（1）, phase sequence unit（2）, electric energy measurement unit（3）, three-phase distribution unit（4）With it is single-phase
Power distribution unit（5）Input terminal be connected with the three-phase and four-line of power grid, lightning protection unit（1）, phase sequence unit（2）, electric energy
Measuring unit（3）, three-phase distribution unit（4）With single phase distribution unit（5）Output terminal and state feedback unit（6）Input terminal
It is connected, the state feedback unit（6）Output terminal and output control unit（7）Input terminal be connected, the output control is single
Member（7）Control terminal respectively with three-phase distribution unit（4）With single phase distribution unit（5）Input terminal be connected；
The three-phase distribution unit（4）Including three-phase alternating current circuit breaker Q F1, three-phase ac contactor KM1, electromagnetic relay KA1,
KA2, normal open switch S1, normally closed switch S2, diode V1, current-limiting resistance R1 and Light-Emitting Diode V2；The circuit breaker Q F1's is defeated
Enter and connect three-phase voltage, output terminal is connected with the input terminal of three-phase ac contactor KM1, and the A phases of three-phase ac contactor KM1 are defeated
Go out the anode of terminating diode V1, the cathode of diode V1 is connected through current-limiting resistance R1 with the anode of Light-Emitting Diode V2, shines
The cathode of diode V2 is connected with the N lines of three phase mains；The auxiliary switch output terminal and state of the three-phase alternating current circuit breaker Q F1
Feedback unit（6）A port connection, the auxiliary contact output terminal and state feedback unit of three-phase ac contactor KM1（6）
Another port connection；One end of the A.C. contactor KM1 coils is connected with the A phase voltage output lines of three-phase and four-line, hands over
Flow contactor KM1 coils the other end respectively with one group normally opened contact, one end of normal open switch S1 and electromagnetic relay KA1
Normally opened contact be connected, the normally-closed contact of the normally-closed contact of A.C. contactor KM1, normal open switch S1 and electromagnetic relay KA1
Normally-closed contact of the other end successively through normally closed switch S2, electromagnetic relay KA2 be connected to the N lines of three-phase and four-line.
2. radar intelligent distribution system according to claim 1, it is characterised in that：The three-phase distribution unit（4）Also wrap
Include fuse F1, the DC24V+ of the three-phase distribution unit passes through the fuse F1 auxiliary with three-phase alternating current circuit breaker Q F1 respectively
It switchs, the auxiliary contact of three-phase ac contactor KM1 are connected.
3. radar intelligent distribution system according to claim 1, it is characterised in that：The single phase distribution unit（5）Including
AC circuit breaker QF2, relay KA5, electromagnetic relay KA3, KA4, normal open switch S3, normally closed switch S4, diode V5, current limliting
Resistance R2 and Light-Emitting Diode V6；The input of the circuit breaker Q F2 connects alternating current 220V voltage, and output terminal is with relay KA5's
Input terminal is connected, and the output terminal of KA5 is connected with the anode of diode V5, and the cathode of diode V5 is through current-limiting resistance R2 and luminous two
The anode of grade pipe V6 is connected, and Light-Emitting Diode V6 cathodes are connected with the N lines of three-phase and four-line；The auxiliary of the AC circuit breaker QF2
Output switching terminal and state feedback unit（6）A port connection, the auxiliary contact output terminal and state of the relay KA5
Feedback unit（6）The connection of another port, the other ends of relay KA5 coils respectively with its second normally opened contact, electromagnetism
The normally opened contact of relay KA3 and one end of normal open switch S3 are connected, second normally opened contact of relay KA5 coils,
The normally opened contact of electromagnetic relay KA3 and the other end of normal open switch S3 are connected with one end of normally closed switch S4, normally closed to open
It closes normally-closed contact of the other end of S4 through electromagnetic relay KA4 and is connected to three-phase distribution unit（4）DC24V- ends.
4. radar intelligent distribution system according to claim 3, it is characterised in that：The single phase distribution unit（5）Also wrap
Include fuse F2, the three-phase distribution unit（4）DC24V+ opened by auxiliary of the fuse F2 respectively with AC circuit breaker QF2
It closes, the auxiliary contact of relay KA5 are connected with coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510987507.5A CN105470930B (en) | 2015-12-27 | 2015-12-27 | A kind of radar intelligent distribution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510987507.5A CN105470930B (en) | 2015-12-27 | 2015-12-27 | A kind of radar intelligent distribution system |
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| Publication Number | Publication Date |
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| CN105470930A CN105470930A (en) | 2016-04-06 |
| CN105470930B true CN105470930B (en) | 2018-07-10 |
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| CN201510987507.5A Active CN105470930B (en) | 2015-12-27 | 2015-12-27 | A kind of radar intelligent distribution system |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329328A (en) * | 2016-10-26 | 2017-01-11 | 安徽四创电子股份有限公司 | Radar distribution extension system |
| CN106374346A (en) * | 2016-10-26 | 2017-02-01 | 安徽四创电子股份有限公司 | Combined power distribution extension machine of radar |
| US10524377B2 (en) | 2018-01-31 | 2019-12-31 | Eaton Intelligent Power Limited | Power distribution unit with interior busbars |
| CN111857006A (en) * | 2020-07-28 | 2020-10-30 | 中国联合网络通信集团有限公司 | Circuit remote control method and device |
| CN113644556B (en) * | 2021-07-12 | 2023-08-22 | 中国船舶重工集团公司第七二三研究所 | But remote control takes auxiliary power supply's block terminal |
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| CN101951022A (en) * | 2010-07-22 | 2011-01-19 | 深圳市海德森科技有限公司 | Intelligent power distribution method and system |
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|---|---|
| CN105470930A (en) | 2016-04-06 |
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