CN106338940A - Intelligent framework controller - Google Patents
Intelligent framework controller Download PDFInfo
- Publication number
- CN106338940A CN106338940A CN201610817866.0A CN201610817866A CN106338940A CN 106338940 A CN106338940 A CN 106338940A CN 201610817866 A CN201610817866 A CN 201610817866A CN 106338940 A CN106338940 A CN 106338940A
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- Prior art keywords
- module
- signal
- sampling
- connects
- mcu controller
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21108—Module, I-O module consisting of counters and comparators
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention relates to a steering locking mechanism of a double-head vehicle. The mechanism is mainly formed by a MCU controller module, a signal acquisition module, a power supply module, a man-machine interface module, a releasing drive circuit module and an E2PROM storage module. An intelligent framework controller in the invention possesses advantages that sampling precision is high; motion time is accurate; and fault detection is reliable and a releasing speed is fast. Especially, the signal acquisition module can simultaneously and accurately measure a large signal and a small signal. The small signal carries out line amplification sampling through a twelvefold sampling channel add sampling precision can be increased. The large signal directly carries out sampling through a double sampling channel so that a sampling scope is guaranteed to be in a rated value and reliable sampling can be achieved. Technical requirements that intelligent reliability and safety are high and cost is low are satisfied.
Description
Technical field
The present invention relates to electrical equipment technical field, more particularly, to a kind of intelligent frame controller.
Background technology
With the fast development of microelectric technique, computer and network technologies, at 16,32 mcu or digital signal
Reason core dsp is embedded in frame circuit breaker, will make frame circuit breaker become intellectuality, networking, highly reliable, miniaturization, energy-conservation,
Environmental protection, the electrical equipment of new generation of safety.The high speed development of the intelligent grids such as generating, transmission of electricity, power transformation, scheduling, distribution, energy storage will be greatly
Driven the development of intelligent electric appliance, intelligent framework chopper is important element in distribution system, and intelligent controller is to supply
The maincenter control parts of electric main line intelligent breaker.Domestic intelligent electric appliance is also in developing the stage at present, only on a small quantity
"smart" products, and certainty of measurement is low, movement time error big, protection feature is poor, and power supply capacity of resisting disturbance is not strong, becomes
Originally the shortcomings such as higher.
Intellectuality has been a very important developing direction of low-voltage circuit breaker, and the core of intelligent circuit breaker breaks
Intelligent controller in the device of road, is core using microprocessor, have Real-Time Parameter show, test, load monitoring, fault diagnosis
Deng various functions.The transfer linearity of special signal gathering unit and precision will directly affect the credibility of critical data, these
Data is the basis of intelligent controller work, and the only linearity preferable signal guarantee mcu is accurately calculated and processes.
During Operation of Electric Systems, fault current when short-circuit than normal operation when the big several times even tens of steady-state current
Times.Therefore, how both to have improved certainty of measurement during small current, take into account again electric current measurement range, realize FR electric current
Accurate measurement, both having studied high accuracy, the measuring method of high linearity in gamut is that chopper realizes intelligentized key technology
One of.Obviously, assemble high performance intelligent controller, be to improve the product function of frame circuit breaker and the key of product competitiveness
Behave.
Content of the invention
For the deficiencies in the prior art, develop a kind of reliability and safe and low cost controller, and realize adopting
Sample, high precision movement time, the technical requirements such as fault detect is reliable, trip speed is fast.
To achieve these goals, the technical scheme of this invention is: a kind of intelligent frame controller, controls including mcu
Device module, signal acquisition module, power module and dropout drive circuit module.Signal acquisition module is adopted to power network signal
Sample, mcu controller module exports logic level signal according to the electric network data that signal acquisition module collects, and drives electricity for threading off
Road module provides control signal；Described signal acquisition module includes current transformer, signal conditioning circuit and pull-up resistor,
Current transformer is used for gathering power network current signal, sends the signal of collection to mcu controller module through signal conditioning circuit,
Wherein, signal conditioning circuit amplifies collection using many times to small-signal, to big one times of amplification collection of signal, to improve collection essence
Degree；It is provided with pull-up resistor between current transformer and signal conditioning circuit, make mcu controller module carry out all-wave ripple to electrical network
Shape is sampled.
Wherein, described signal conditioning circuit includes twelvefold sampling channel, a sampling passage and pull-up resistor, the first electricity
Hold and be parallel on the circuit of current transformer collection electric current as filter capacitor, first resistor and second resistance are electric with benchmark respectively
Pressure is connected as pull-up resistor；The end of oppisite phase of first comparator mcp6004 connects 3rd resistor, and its in-phase end connects the big of collection
Signal, its outfan connects the 4th resistance and connects to end of oppisite phase, forms a sampling passage；Second comparator mcp6004's is same
Mutually end connects reference voltage, and its end of oppisite phase connects to the outfan of first comparator after connecting the 6th resistance, this second comparator
Outfan connect the 5th resistance after connect its reverse input end, form twelvefold sampling channel.
The circuit of described power module is: power module obtains input voltage by the transformator being connected with electrical network, and defeated
Go out the 5v voltage of parallel two-way: wherein one tunnel using switching power source chip voltage stabilizing feedback regulation, be filtering to 5v；Another road is using steady
Pressure chip voltage stabilizing is to 5v.
Described a kind of intelligent frame controller, also includes e2prom memory module and its feature of human-machine interface module exists
In e2prom memory module connects mcu controller module, for storing/reading electric network data and Protection parameters；Human-machine interface
Mouth module is connected with mcu controller module, for inputting the running status of arrange parameter value, instruction mcu controller module.
Wherein, described human-machine interface module include led show, LED lamp instruction and button inputting circuits, it is characterized in that:
Button inputting circuits connect to mcu controller module；Mcu controller module connection led shows, LED lamp instruction；By reading
Data in e2prom memory module, led shows for showing gathered data；LED lamp instruction is used for the state of display device.
Beneficial effect
A kind of intelligent frame controller of the present invention has sampling precision height, movement time is accurate, fault detect is reliable, trip speed
Fast advantage.Especially, signal acquisition module can the big signal of accurate measurement and small-signal simultaneously, small-signal is logical by twelvefold sampling
Road just amplifies sampling, it is possible to increase its sampling precision；Big signal is directly sampled it is ensured that being sampled by a sampling passage
Scope, being capable of reliable samples, the intelligent reliability of satisfaction and safe and low cost technical requirements within rated value.
Brief description
Fig. 1 is hardware system block diagram of the present invention；
Fig. 2 is the circuit theory diagrams of signal acquisition module of the present invention；
Fig. 3 is the circuit theory diagrams of power module of the present invention；
In figure: 1. mcu controller module；2. signal acquisition module；3. power module；4. human-machine interface module；5. thread off
Drive circuit module；6. e2prom memory module；7. current transformer；8. signal conditioning circuit；9. led shows；10.
LED lamp indicates；11. button inputting circuits；12. 1 sampling passages；13. twelvefold sampling channels.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
A kind of intelligent frame controller, including mcu controller module 1, signal acquisition module 2, power module 3 and dropout
Drive circuit module 5.Signal acquisition module 2 is sampled to power network signal, and mcu controller module 1 is according to signal acquisition module 2
The electric network data output logic level signal collecting, provides control signal for dropout drive circuit module 5；Described signal is adopted
Collection module 2 includes current transformer 7, signal conditioning circuit 8 and pull-up resistor, and current transformer 7 is used for gathering power network current
Signal, sends the signal of collection to mcu controller module 1 through signal conditioning circuit 8, and wherein, it is right that signal conditioning circuit 8 adopts
Many times of small-signal amplifies collection, to big one times of amplification collection of signal, to improve acquisition precision；Current transformer 7 and signal condition
It is provided with pull-up resistor between circuit 8, make mcu controller module 1 carry out full waveform sampling to electrical network, solve failed shorted
Electric current is little, the big technical barrier that can not take into account accurate sampling of normal steady state electric current.
Wherein signal conditioning circuit 8 includes twelvefold sampling channel 13, a sampling passage 12 and pull-up resistor, wherein,
First electric capacity c1 is parallel to current transformer as filter capacitor and gathers on the circuit of electric current, first resistor r1 and second resistance r2
It is connected as pull-up resistor with reference voltage respectively；The end of oppisite phase of first comparator mcp6004 connects 3rd resistor r3, its homophase
End connects the big signal of collection, and its outfan connects the 4th resistance r4 and connects to end of oppisite phase, forms a sampling passage；Second ratio
In-phase end compared with device mcp6004 connects reference voltage, and its end of oppisite phase connects defeated to first comparator after connecting the 6th resistance r6
Go out end, the outfan of this second comparator connects its reverse input end after connecting the 5th resistance r5, forms twelvefold sampling channel
13.
The circuit of described power module 3 is: power module 3 obtains input voltage by the transformator being connected with electrical network, and
Export the 5v voltage of parallel two-way: wherein one tunnel using switching power source chip voltage stabilizing feedback regulation, be filtering to 5v；Another road adopts
Voltage stabilizing chip voltage stabilizing is to 5v.
Described a kind of intelligent frame controller, also includes e2prom memory module 6 and human-machine interface module 4.
E2prom memory module 6 connects mcu controller module 1, for storing/reading electric network data and Protection parameters；Man-machine interface
Module 4 is connected with mcu controller module 1, for inputting the running status of arrange parameter value, instruction mcu controller module 1.
Wherein, described human-machine interface module 4 includes led and shows 9, LED lamp instruction 10 and button inputting circuits 11, and it is special
Levying is: button inputting circuits 11 connect to mcu controller module 1；Mcu controller module 1 connects led and shows that 9, LED lamp refers to
Show 10；By reading the data in e2prom memory module 6, led shows that 9 are used for showing gathered data；LED lamp instruction 10 is used for
The state of display device.
The above, be only presently preferred embodiments of the present invention, not the present invention is made with any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any is familiar with this professional technology people
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above make a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being without departing from technical solution of the present invention content, according to the technical spirit pair of the present invention
Any simple modification, equivalent variations and modification that above example is made, all still fall within the range of technical solution of the present invention.
Claims (5)
1. a kind of intelligent frame controller, including mcu controller module (1), signal acquisition module (2), power module (3) and
Dropout drive circuit module (5) it is characterised in that: signal acquisition module (2) is sampled to power network signal, mcu controller mould
Block (1) exports logic level signal according to the electric network data that signal acquisition module (2) collects, for dropout drive circuit module
(5) provide control signal；Described signal acquisition module (2) includes current transformer (7), signal conditioning circuit (8) and upper
Pull-up resistor, current transformer (7) is used for gathering power network current signal, sends the signal of collection to through signal conditioning circuit (8)
Mcu controller module (1), wherein, signal conditioning circuit (8) amplifies collection using many times to small-signal, and big signal one is put again
Big collection, to improve acquisition precision；It is provided with pull-up resistor between current transformer (7) and signal conditioning circuit (8), make mcu
Controller module (1) carries out full waveform sampling to electrical network.
2. a kind of intelligent frame controller according to claim 1 is it is characterised in that described signal conditioning circuit (8)
Including twelvefold sampling channel (13), a sampling passage (12) and pull-up resistor, wherein, the first electric capacity (c1) is as filtered electrical
Hold on the circuit being parallel to current transformer (7) collection electric current, first resistor (r1) and second resistance (r2) are electric with benchmark respectively
Pressure is connected as pull-up resistor；The end of oppisite phase of first comparator mcp6004 connects 3rd resistor (r3), and its in-phase end connects to be adopted
The big signal of collection, its outfan connects the 4th resistance (r4) and connects to end of oppisite phase, forms a sampling passage；Second comparator
The in-phase end of mcp6004 connects reference voltage, and its end of oppisite phase connects the 6th resistance (r6) and connects afterwards to the output of first comparator
End, the outfan of this second comparator connects the 5th resistance (r5) and connects its reverse input end afterwards, forms twelvefold sampling channel
(13).
3. a kind of intelligent frame controller according to claim 5 is it is characterised in that the electricity of described power module (3)
Lu Shi: power module (3) obtains input voltage by the transformator being connected with electrical network, and exports the 5v voltage of parallel two-way: its
In a road using switching power source chip voltage stabilizing feedback regulation, be filtering to 5v；Another road is using voltage stabilizing chip voltage stabilizing to 5v.
4. a kind of intelligent frame controller according to claim 1, also includes e2prom memory module (6) and human-machine interface
Mouthful module (4) it is characterized in that, e2prom memory module (6) connects mcu controller module (1), for storing/reading electrical network
Data and Protection parameters；Human-machine interface module (4) is connected with mcu controller module (1), for input arrange parameter value,
Indicate the running status of mcu controller module (1).
5. a kind of intelligent frame controller according to claim 4, described human-machine interface module (4) includes led and shows
Show (9), LED lamp instruction (10) and button inputting circuits (11), it is characterized in that: button inputting circuits (11) connect to mcu control
In device module (1)；Mcu controller module (1) connects led and shows (9), LED lamp instruction (10)；Store mould by reading e2prom
Data in block (6), led shows that (9) are used for showing gathered data；LED lamp instruction (10) is used for the state of display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817866.0A CN106338940A (en) | 2016-09-13 | 2016-09-13 | Intelligent framework controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610817866.0A CN106338940A (en) | 2016-09-13 | 2016-09-13 | Intelligent framework controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106338940A true CN106338940A (en) | 2017-01-18 |
Family
ID=57838697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610817866.0A Pending CN106338940A (en) | 2016-09-13 | 2016-09-13 | Intelligent framework controller |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375560A (en) * | 2018-12-14 | 2019-02-22 | 二三电器（上海）有限公司 | Split type intelligent controller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2100531U (en) * | 1991-01-07 | 1992-04-01 | 陈敬 | Pulp stop valve |
| CN201663117U (en) * | 2010-02-02 | 2010-12-01 | 浙江南瑞科技有限公司 | Intelligent controller of frame circuit breaker |
| KR20120019782A (en) * | 2010-08-27 | 2012-03-07 | (주) 임베디드 솔루션 | Standby power circuit breaker system and method for driving the same |
| CN103580007A (en) * | 2012-07-25 | 2014-02-12 | 江苏创能电器有限公司 | Intelligent frame controller |
-
2016
- 2016-09-13 CN CN201610817866.0A patent/CN106338940A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2100531U (en) * | 1991-01-07 | 1992-04-01 | 陈敬 | Pulp stop valve |
| CN201663117U (en) * | 2010-02-02 | 2010-12-01 | 浙江南瑞科技有限公司 | Intelligent controller of frame circuit breaker |
| KR20120019782A (en) * | 2010-08-27 | 2012-03-07 | (주) 임베디드 솔루션 | Standby power circuit breaker system and method for driving the same |
| CN103580007A (en) * | 2012-07-25 | 2014-02-12 | 江苏创能电器有限公司 | Intelligent frame controller |
Non-Patent Citations (1)
| Title |
|---|
| 王成多: "智能框架控制器的原理与应用", 《电气制造》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375560A (en) * | 2018-12-14 | 2019-02-22 | 二三电器（上海）有限公司 | Split type intelligent controller |
| CN109375560B (en) * | 2018-12-14 | 2023-10-20 | 二一三电器(上海)有限公司 | Split intelligent controller |
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Application publication date: 20170118 |