CN106218549A - A kind of intelligent power distribution controller - Google Patents
A kind of intelligent power distribution controller Download PDFInfo
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- CN106218549A CN106218549A CN201610595464.0A CN201610595464A CN106218549A CN 106218549 A CN106218549 A CN 106218549A CN 201610595464 A CN201610595464 A CN 201610595464A CN 106218549 A CN106218549 A CN 106218549A
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- signal
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- distribution controller
- power distribution
- intelligent power
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- 238000001514 detection method Methods 0.000 claims description 13
- 239000004973 liquid crystal related substance Substances 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 14
- 230000006870 function Effects 0.000 description 8
- 230000005611 electricity Effects 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000012544 monitoring process Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910052692 Dysprosium Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 101150118744 UPS1 gene Proteins 0.000 description 1
- 101150054754 UPS2 gene Proteins 0.000 description 1
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- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
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- 230000007246 mechanism Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0238—Electrical distribution centers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
A kind of intelligent power distribution controller of disclosure of the invention, including: electrically major loop, PLC control module, main control module；Described electric major loop includes at least one contactor group in order to the input that switches on power, and PLC control module carries out priority selection to power supply；Main control module connects PLC control module, and main control module includes cpu chip.This intelligent power distribution controller uses modularity to constitute scheme, simple and convenient, and uses PLC to control electric loop, makes control more reliable and more stable；And easily extend.
Description
Technical field
The present invention relates to distribution technique field, the most vehicle-mounted distribution technique.
Background technology
Along with the development of informationization technology, the vehicle-mounted power distribution controller of motor-driven command car system equipment is proposed newly
Higher requirement.
Motor-driven command car system configured in one piece is complicated, includes computer network system, modern office system, day normal open
News system, SW and USW Communication system, audio frequency and video exchange system and Synthesis Support System etc., system equipment general power
Greatly, electricity consumption requires complexity, it is therefore desirable to possess different power output interfaces to meet the demand of various electricity equipment.In order to adapt to
The application of different occasions, motor-driven command car system needs to be equipped with different types of power input interface, including 380V civil power, 220V
Civil power and diesel-driven generator etc..As can be seen here, vehicle-mounted power distribution controller whole system properly functioning in play act foot light
The effect of weight, the quality of vehicle-mounted power distribution controller directly determines the work quality of Full Vehicle System.
In addition to stability during possessing routine use of one Intelligent vehicle-mounted power distribution controller and reliability, also should
Possess the real-time monitoring to supply voltage, electricity consumption electric current, power consumption and leakage current, there is the identification to different input powers the most certainly
The dynamic handover operation realizing power supply, has the human-computer interaction interface of close friend, has the protection merit such as overvoltage, under-voltage, mistake stream, electric leakage
Can, and there is the function of remotely monitoring etc..
Existing scheme:
Distribution controller is for different running environment and electrical equipment, and its configuration and functional requirement are different.For
For vehicle-mounted power distribution controller, its scope relative narrowness.For current extraordinary command car, concern is primarily with distribution control
System reliability of operation and stability, lack intelligentized consideration.
The distribution controller that traditional special vehicle is equipped in terms of control mainly with air switch, leakage switch and machine
Tool permutator realizes, and the display mode using voltmeter head, ammeter first-class in terms of man-machine interaction is main, in information side
Face defines an independent obturator, is not easy to extraneous exchange.
Therefore, need a kind of new technical scheme to solve the problems referred to above.
Summary of the invention
It is an object of the invention to propose the intelligent power distribution controller of a kind of simple in construction and favorable expandability.
For reaching above-mentioned purpose, the present invention can adopt the following technical scheme that
A kind of intelligent power distribution controller, including: electrically major loop, PLC control module, main control module；Described electric master returns
Road includes at least one contactor group in order to the input that switches on power, and is provided with at least one electric current and connects in contactor group
Tentaculum；PLC control module carries out priority selection to power supply；Main control module connects PLC control module, and main control module includes CPU
Chip, this cpu chip carries ADC transducer, and arranges E2PROM memory space use in the FLASH space of cpu chip self
Storage in data.
Compared with prior art, the invention have the benefit that
1) modularity is used to constitute scheme, simple and convenient.
2) present invention uses PLC to control electric loop, makes control more reliable and more stable.
3) product oneself power consumption of the present invention is extremely low, can carry large current load, can extend multiple-channel output interface, convenient
Output port cascades.
4) cpu chip opens up E2PROM memory space, saves E2PROM chip, saves hardware cost.
5) according to civil power priority principle, it is achieved input power priority selects.
Preferably, also including signal protection module, signal detection module is in order to voltage detecting, and detection mode is the fire of civil power
Line and zero line are respectively connecting to Alternative Voltage Converter, and it is defeated that outside civil power is converted into 0-5VDC voltage by Alternative Voltage Converter
Going out, output voltage signal is adjusted to required voltage signal through 20K adjustable resistor, then through protection and filter network output
To ADC transducer.
Preferably, signal detection module is in order to current detecting, and detection mode is that outside civil power live wire or zero line are through handing over
Current transformer, the electric current detected is converted into the exchange output of 0-5mA small-signal by transformer, and small-signal AC signal is through too small letter
Number rectifying and wave-filtering network becomes direct current signal, is then converted into the d. c. voltage signal of needs through voltage transformation network, by letter
Number protection and filter network export to ADC transducer.
Preferably, signal detection module is in order to leakage current test, and detection mode is that live wire passes together with zero line electric leakage
The coil of current transformer, exports 0-20mA DC current signal after transformer, and current signal is converted into through voltage transformation network
Required voltage signal, then exports to ADC transducer through signal protection and filter network.
Preferably, described contactor group is three, and connects 380V civil power, 220V civil power and diesel generation respectively
Machine.
Preferably, each A.C. contactor described connects an output keyset to extend more output interface.
Preferably, also including key-press module and LCD MODULE, LCD MODULE passes through enlightening literary composition serial ports screen
DMT640480T056 connects main control module.Such effect is, whole system uses the mould of CPU+PLC+ liquid crystal display screen serial communication
Massing scheme, makes system application simpler, reliable and stable.
Preferably, described main control module is communicated with other PC by MAX232 serial ports.
Accompanying drawing explanation
Fig. 1 is distribution controller control principle block diagram.
Fig. 2 electric major loop theory diagram.
Fig. 3 PLC control module theory diagram.
Fig. 4 voltage detecting theory diagram.
Fig. 5 current detecting theory diagram.
Fig. 6 leakage current test theory diagram.
Fig. 7 main control module theory diagram.
Detailed description of the invention
The technical term comprised in the present invention has:
PLC:Programmable Logic Controller, programmable logic controller (PLC)
CPU:Central Processing Unit, central processing unit
ADC:Analog-to-Digital Converter, analog-digital converter
E2PROM:Electrically Erasable Programmable Read-Only Memory, electric erasable and programmable
Journey read only memory.
Elaborate below in conjunction with embodiments of the present invention comprehensively.
The distribution controller of the present invention is applied to motor-driven command car system.
The control principle block diagram of distribution controller of the present invention is as shown in Figure 1.Distribution controller master includes electrically leading back
Road, PLC control module, signal detection module, main control module, liquid crystal display screen display module, key-press module and keyset etc..Distribution control
Device processed has three kinds of power supply inputs, is followed successively by 380V civil power, 220V civil power and diesel-driven generator, and enters according to the principle that civil power is preferential
Row input priority selects.The output of distribution controller is by using power averaging to be divided into three tunnels, and a road switching output is connected to No. 1 sky
Adjust device, line load, dysprosium lamp 1 and dysprosium lamp 2；Two tunnel switching outputs are connected to No. 2 air-conditioners, UPS1；Three tunnel switching outputs are connected to No. 3
Air-conditioner, UPS2, room light and air defense illumination.Distribution controller functions is described below respectively:
Electrically major loop theory diagram is as shown in Figure 2.Electrically major loop is that distribution controller provides power for external world's load
The main carriers of output, uses Siemens Alternating catalyst 3TF33 and 3TF34 composition.As in figure 2 it is shown, 380V civil power, 220V city
Electricity and diesel-driven generator enter respectively through A.C. contactor group, and connect the input power that priority is high under PLC control, so
After be divided into three tunnels and export respectively to A.C. contactor 1, A.C. contactor 2 and A.C. contactor 3, each A.C. contactor
Connect an output keyset to extend more output interface.
PLC control module theory diagram is as shown in Figure 3.PLC control module major function is to control electric major loop
System, carries out priority selection to input power, and responds the instruction of main control module, cuts off when abnormal conditions occur and electrically leads back
Road.
PLC control module uses 1 Siemens LOGO！12/24RCO main controller and 1 supporting expansion module composition, one
Form 12 road input interfaces and 8 road output interfaces altogether, be the control core of electric major loop；Civil power priority selects to take 5 tunnels
Input interface (wherein 380V civil power takies 3 tunnels), 3 road output interfaces, warning signal takies 1 road input interface, and other interfaces are used
Logical judgment and control in other signals.
The realization mechanism of PLC control module: outside civil power is converted into 24VDC through AC-DC DC Module, with AC relay
Normally opened contact is connected, and outside civil power live wire is added on AC relay coil respectively with zero line, and when the outside civil power of connection, exchange continues
Electrical equipment action, 24VDC is also exported to PLC by normally opened contact Guan Bi；PLC, according to input condition, carries out priority selection, priority
Selecting sequence is 380V civil power > 220V civil power > diesel-driven generator；PLC by output priority relatively Gao mono-tunnel to A.C. contactor
Group performs.In whole PLC logic control, warning signal has the highest priority, when warning signal is arrived, and PLC closes institute
Some output.
Signal detection module includes voltage detecting, current detecting and leakage current test.
Voltage detecting theory diagram is as shown in Figure 4.Live wire (L) and the zero line (N) of civil power are respectively connecting to alternating current buckling
Sending device, outside civil power is converted into the output of 0-5VDC voltage by Alternative Voltage Converter, and output voltage signal is through 20K adjustable resistance
Device is adjusted to required voltage signal, then exports to ADC through protection and filter network.
Current detecting theory diagram is as shown in Figure 5.Outside civil power live wire or zero line are through D.C mutual-inductor, and transformer will
The electric current detected is converted into the exchange output of 0-5mA small-signal, and small-signal AC signal becomes through small-signal rectifying and wave-filtering network
Become direct current signal, be then converted into the d. c. voltage signal of needs through voltage transformation network, by signal protection and filter network
Export to ADC.
Leakage current test theory diagram is as shown in Figure 6.Leakage current test is the residual current on live wire and part, needs
By live wire coil through leakage current transformer together with zero line, after transformer, export 0-20mA DC current signal, electric current
Signal is converted into required voltage signal through voltage transformation network, then exports to ADC through signal protection and filter network.
Main control module theory diagram is as shown in Figure 7.Cpu chip uses the STM32F103RET6 chip of 64 pins, CPU core
Sheet carries 12 ADC transducers, it is possible to open up E2PROM memory space depositing for data in the FLASH space of self
Storage；LCD MODULE uses enlightening literary composition serial ports screen DMT640480T056 to realize.
Main control module is the control core of distribution controller, and the major function that it realizes includes: the information that ADC gathers entered
Row processing, is sent to Liquid Crystal Module and shows；A memory space is opened up for depositing overvoltage threshold, owing in cpu chip
Press threshold value, cross stream threshold value, electric leakage threshold value, and the information of Real-time Collection is compared with the threshold value deposited, extraneous defeated to judge
Enter whether within the scope of set；Detecting various input/output state information, output to Liquid Crystal Module shows；Main control module
Communication is carried out, it would be desirable to the information of display is sent to Liquid Crystal Module by serial mode by MAX232 serial ports and Liquid Crystal Module；
Main control module is communicated with other PC by MAX232 serial ports, it is achieved at the long-range monitoring function of PC；Key-press module with
Main control module coordinates the threshold parameter being mainly used to set storage, and realizes the function of cleared alarm signal.
Vehicle-mounted power distribution controller described herein is on the basis of stability and reliability, it is achieved that input supply voltage,
The real-time detection of electricity consumption electric current, power consumption and leakage current, it is achieved that to the identification of different input powers and be automatically obtained power supply
Handover operation, possesses the human-computer interaction interface of close friend, possesses the defencive function such as overvoltage, under-voltage, mistake stream, electric leakage, and has remotely
The function of monitoring.Can be widely applied to, in the distribution control of the integrated of special vehicle and association area, can effectively ensure use
The reliability service of electricity equipment and the safety operation of personnel.
Claims (8)
1. an intelligent power distribution controller, it is characterised in that including:
Electrically major loop, PLC control module, main control module；Described electric major loop includes that at least one is defeated in order to switch on power
The contactor group entered, is provided with at least one contactor in contactor group；Power supply is carried out excellent by PLC control module
First level selects；
Main control module connects PLC control module, and main control module includes cpu chip, and this cpu chip carries ADC transducer, and
The FLASH space of cpu chip self arranges the storage for data of the E2PROM memory space.
Intelligent power distribution controller the most according to claim 1, it is characterised in that also include signal protection module, signal is examined
Surveying module in order to voltage detecting, detection mode is the live wire of civil power and zero line is respectively connecting to Alternative Voltage Converter, alternating current
Outside civil power is converted into the output of 0-5VDC voltage by pressure transmitter, and output voltage signal is adjusted to need through 20K adjustable resistor
The voltage signal wanted, then exports to ADC transducer through protection and filter network.
Intelligent power distribution controller the most according to claim 2, it is characterised in that signal detection module in order to current detecting,
Detection mode be outside civil power live wire or zero line through D.C mutual-inductor, the electric current detected is converted into 0-5mA by transformer
Small-signal exchange output, small-signal AC signal becomes direct current signal through small-signal rectifying and wave-filtering network, then becomes through voltage
Switching network is converted into the d. c. voltage signal of needs, exports to ADC transducer by signal protection and filter network.
Intelligent power distribution controller the most according to claim 3, it is characterised in that signal detection module is examined in order to leakage current
Surveying, detection mode is by live wire coil through leakage current transformer together with zero line, exports 0-20mA direct current after transformer
Current signal, current signal is converted into required voltage signal through voltage transformation network, then through signal protection and filter network
Output is to ADC transducer.
Intelligent power distribution controller the most according to any one of claim 1 to 4, it is characterised in that described contactor
Group is three, and connects 380V civil power, 220V civil power and diesel-driven generator respectively.
Intelligent power distribution controller the most according to claim 5, it is characterised in that each A.C. contactor described connects one
Individual output keyset is to extend more output interface.
Intelligent power distribution controller the most according to claim 1, it is characterised in that also include key-press module and liquid crystal display mode
Block, LCD MODULE connects main control module by enlightening literary composition serial ports screen DMT640480T056.
Intelligent power distribution controller the most according to claim 1, it is characterised in that described main control module passes through MAX232 serial ports
Communicate with other PC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610595464.0A CN106218549A (en) | 2016-07-26 | 2016-07-26 | A kind of intelligent power distribution controller |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610595464.0A CN106218549A (en) | 2016-07-26 | 2016-07-26 | A kind of intelligent power distribution controller |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418309A (en) * | 2018-05-09 | 2018-08-17 | 河北神舟卫星通信股份有限公司 | A Vehicle Power Distribution Monitoring System Based on CAN Bus |
| CN111490478A (en) * | 2020-02-12 | 2020-08-04 | 贵州振华群英电器有限公司（国营第八九一厂） | Standard machine box type intelligent comprehensive power distribution structure |
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| CN202435127U (en) * | 2012-07-13 | 2012-09-12 | 江苏捷诚车载电子信息工程有限公司 | Vehicle-mounted power supply controller |
| CN203491680U (en) * | 2013-08-13 | 2014-03-19 | 上海三开电气有限公司 | Automatic reset electric leakage overvoltage/undervoltage protection circuit |
| CN204347112U (en) * | 2015-01-15 | 2015-05-20 | 天津军星管业集团有限公司 | A kind of current detection circuit being applicable to the current transformer of digital power |
-
2016
- 2016-07-26 CN CN201610595464.0A patent/CN106218549A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1402405A (en) * | 2001-08-07 | 2003-03-12 | 韩电Kdn株式会社 | Pole transformer load monitoring system using wireless internet |
| CN200947551Y (en) * | 2006-08-23 | 2007-09-12 | 中国人民解放军总装备部汽车试验场 | Vehicle-mounted power management system |
| CN201224367Y (en) * | 2008-06-02 | 2009-04-22 | 南京莱斯大型电子系统工程有限公司 | Vehicle-mounted power distribution controller |
| US20110115295A1 (en) * | 2009-11-19 | 2011-05-19 | Chong-Sop Moon | Energy management system and grid-connected energy storage system including the energy management system |
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| CN203491680U (en) * | 2013-08-13 | 2014-03-19 | 上海三开电气有限公司 | Automatic reset electric leakage overvoltage/undervoltage protection circuit |
| CN204347112U (en) * | 2015-01-15 | 2015-05-20 | 天津军星管业集团有限公司 | A kind of current detection circuit being applicable to the current transformer of digital power |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108418309A (en) * | 2018-05-09 | 2018-08-17 | 河北神舟卫星通信股份有限公司 | A Vehicle Power Distribution Monitoring System Based on CAN Bus |
| CN111490478A (en) * | 2020-02-12 | 2020-08-04 | 贵州振华群英电器有限公司（国营第八九一厂） | Standard machine box type intelligent comprehensive power distribution structure |
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Application publication date: 20161214 |
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