CN102393699A - Household electricity intelligent centralized control method and control system and controller - Google Patents
Household electricity intelligent centralized control method and control system and controller Download PDFInfo
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Abstract
The invention belongs to the fields of singlechip application technologies and electric energy measurement, and discloses a household electricity intelligent centralized control method, and a control system and a controller for realizing household electricity intelligent control. A detection unit for detecting electricity line state information and outputting the electricity line state information to a control unit and an execution unit for controlling the on-off of each electricity line according to a command of the control unit are arranged in each electricity line, and the control unit performs intelligent control over each electricity channel according to the electricity line state information by combining default setting of the control unit and an electricity plan preset by a user. The control system comprises the detection unit, the execution unit, an input unit, a display unit, the control unit and the like. The control system combines software on the basis of hardware, realizes user indoor electricity intelligent control and has a reasonable structure, powerful functions and a high intelligent degree.
Description
Technical field
The invention belongs to single-chip microcomputer application technology and electric energy metrical field; The control system that relates to intelligent central controlled method of household electricity and realization household electricity Based Intelligent Control; Of the present invention applying helps energy savings, improves the science and the security of user power utilization.
Background technology
Adding fuse from knife switch and popularize application in an all-round way to automatic air circuit breaker, is a much progress of household electricity control.Along with improving constantly of living standards of the people, the household electrical appliance kind increases sharply, and home-use electric weight is also soaring fast thereupon.In the today of advocating energy-conservation and accurate control, intellectuality is must pursuing of household electricity control.
Inside still has the part circuit in work during the standby of majority household electrical appliance, and standby power consumption possibly slattern more than 10% of electrical equipment electricity consumption.The high-power electric appliance of electric heater etc. uses in urban family very general, use electricity in off-peak hours to reduce network load, to practice thrift the household electricity spending highly beneficial; Reservation control has Special Significance to changing long-time insulation power consumption.It is unpractical that whole electrical equipment of requirement different times all are equipped with intelligence controlling device; In today that family's power supply concentric wiring is generally carried out; Design intelligentized household electricity control system; Not only can remedy the deficiency of each electrical equipment aspect reservation control, accurate control, planned supply and use of electric power, also can obviously promote household energy conservation electricity consumption controlling level, bring more convenience and safer protection to people.
The household electricity intelligent terminal product of the present main flow of China mainly comprises home safety protection and warning function, short message receiving function, simple switch (remote control) control function, the automatic read functions of pulse meter tool, individual product is also integrated hub (HUB), building conversational system etc.The household electricity management mainly comprises electric energy metrical and uses electric control.The electric energy metrical function mainly realized by electric energy meter that its function singleness did not possess control function in the past; Dsm controller has generally only been realized power use by time shearing, limit (power) electricity consumption and isolating switch function, and intelligent degree is not high; The control of the indoor household electrical appliance of user just to the unicity control of special object, too disperses, and is unfavorable for rational management and the management of user to indoor electricity consumption.
Therefore; A kind of household electricity intelligence control method and control system thereof are proposed; For indoor electricity consumption become more meticulous control, intelligent detection, rationalization scheme electricity consumption etc.; Realize using electricity wisely, planned supply and use of electric power, safety utilization of electric power, with the update of electric control low-voltage electrical apparatus, have obvious practical value and realistic meaning in the promotion room.
Summary of the invention
The objective of the invention is provides a kind of household electricity intelligent centralized control method, with effective raising household electricity control intelligent level to problems such as existing household electricity management dispersion, function singleness, control intelligent level are lower.
To achieve these goals; The technical scheme that the present invention adopts is: the intelligent centralized control method of a kind of household electricity; Detect and to the detecting unit of control module output electricity consumption line state information with according to the performance element of control module instruction control electricity consumption circuit on-off through being provided with respectively in electric line at each; And then realize control module according to the electricity consumption line state information, in conjunction with control module default setting and user preset electricity consumption planning, each is carried out intellectuality control with electric channel.
In said method, said control module is arranged on to impose a condition according to default setting and user and is switched on or switched off with electric line through performance element control when reaching, and perhaps sends prompting or reports to the police.Said imposing a condition comprises that electricity consumption status information numerical value meets or exceeds the setting critical value.The concrete steps of above-mentioned control method are following:
(a) said detection belongs to the current information with electric line, the current state signal of this current information of reaction of formation, and be sent to the corresponding current detecting port of control module;
(b) each road current detecting port of the touring sampling of said control module; And the signal that sampling obtains handled and analysis and judgement; Then according to judged result; When controlled condition is reached, be switched on or switched off of the instruction of performance element place to performance element output with electric line, perhaps send and point out or report to the police through display device or sound and light alarm module;
(c) after said performance element receives the control module instruction, carry out being switched on or switched off the operation of place with electric line;
Above-mentioned steps (b) comprises following substep:
(b-1) sample rate current detection port, the current state signal of the corresponding electricity consumption line current of this port of acquisition reaction information;
(b-2) current state signal that (b-1) sampling is obtained gain with analog-to-digital conversion process after, obtain digital signal.
(b-3) digital signal that obtains according to (b-2) calculates electricity consumption line work current effective value, and correspondence draws corresponding line real work electric current;
(b-4) the working current effective value that (b-3) is obtained compares with the reference value that each controlled condition of this usefulness electric line is reached, and then the acquisition judged result;
(b-5) when certain controlled condition is reached, carry out the control corresponding operation.
As improvement, the intelligent centralized control method of household electricity of the present invention also comprises the steps:
(d) identification parameter of the result data and the judged result data of step (b) being enclosed this usefulness electric line stores storer into;
(e) the touring sampling of said control module input equipment interface; According to user's trigger event; Export the data message of corresponding literal or graphical information or user's request to display device; The information of storage user input, the reference value whether controlled condition that the information updating of perhaps importing according to the user is used to judge is accordingly reached.
Another object of the present invention provides a kind of household electricity intelligence control system that realizes above-mentioned control method, realizes that the technical scheme that this purpose adopts is:
A kind of household electricity intelligence control system is characterized in that, comprising:
Detecting unit comprises current detecting part, is arranged on in the electric line, instant detection circuit use electricity condition, and export the electricity consumption status signal to control module;
Performance element comprises the break-make execution unit, is arranged on in the electric line, receives the execution signal of control module, and is switched on or switched off the operation with electric line according to the execution signal execution of control module;
Input block comprises input equipment, transmits the information data of user's input to control module, and said input equipment comprises signal triggering device, input signal treatment circuit, signal output interface;
Display unit comprises display device, receives the shows signal of control module, and on the screen of display device, shows corresponding literal or interface information according to the shows signal of control module;
Control module, executive control program, the signal of reception and processing and detecting unit and input block output reads or writes data to storage unit, to display unit, exports the execution pulse according to programmed instruction to performance element according to the user instruction output data;
Storage unit comprises storer, is used for storage control program, routine data and user data;
Said detecting unit comprise be separately positioned on each with a plurality of current detecting parts in the electric line, the said control module current corresponding of the output termination detection signal input port of said current detecting part.Said current detecting part can be selected wide-range current sensor or mutual inductor.
Said performance element comprises and is separately positioned on each with a plurality of break-make execution units in the electric line that the trigger control end of said break-make execution unit connects the execution signal output port of said control module correspondence.Specifically; Said break-make execution unit should comprise the operating mechanism that is connected in the switching mechanism in the electric line, switching mechanism; The operating mechanism signal input part of said switching mechanism is trigger control end, connects the corresponding signal output interface of said control module.The operating mechanism of said switching mechanism can be selected the electromagnetism adhesive mechanism of bistable electromagnetic adhesive mechanism or band mechanical self-latching structure.
As improvement, said current detecting part and break-make execution unit can be integrated in one and detect execution module.Like the disclosed module of the novel ZL201020120138.2 of practicality.Not only be convenient to install more energy-conserving and environment-protective, reliable.
Said display device comprises signal input interface, shows signal treatment circuit, display screen.
Said control module comprises controller and control program.
Said controller comprises control core and peripheral auxiliary circuits.
Said control core comprises:
Processor is used for executive control program, and reads the data of respective digital interface or send digital signal to the designation number interface according to programmed instruction;
The interface expanded circuit comprises a plurality of digital interfaces with the discernible absolute address of processor.
Said peripheral auxiliary circuits comprises:
The current detecting processing module, the current signal output end of its input termination current detecting part, output terminal is connected with processor through digital interface, be used to receive the current signal of detecting unit and it is handled after export to processor;
The break-make control module; Its input end is connected with processor through digital interface; Output terminal is connected the execution signal input part of disconnected execution unit, is used for receiving and handle control signal that processor sends and sends the execution pulse to the break-make execution unit that is arranged on electric line of appointment;
And power module provides WV to each module of controller or circuit.
Said current detecting processing module comprises N current processing circuit, and each current processing circuit input end connects the current signal output end of a current detecting part.
Because the current signal of current detecting part output is generally less simulating signal, can discern for making processor, generally need and convert digital signal into its amplification, therefore, said current processing circuit should comprise discharge circuit and analog to digital conversion circuit at least.In addition; In order to realize that control system promptly can detect the little electric current under the holding state; Can detect the big electric current under the short-circuit condition again, the present invention has also designed gain adjusting circuit especially in the current processing circuit, and said gain adjusting circuit comprises two switch switching circuit by processor control; Be connected to before and after the discharge circuit; Wherein the input termination of first switch switching circuit is arranged at the current detecting device current output terminal in the electric line, the output termination discharge circuit input end of said first switch switching circuit, the input end of said discharge circuit output termination second switch commutation circuit; The output termination analog to digital conversion circuit input end of said second switch commutation circuit, the output terminal of analog-digital conversion circuit as described is connected with processor through digital interface.The switching device control end of said two switch switching circuit is controlled through digital port by processor.
Said break-make control module comprises the execution impulse output circuit that quantity equates with said current processing circuit; The input end of said execution impulse output circuit is connected with processor through digital interface, and each carries out the signal input end of a break-make execution unit of output termination of impulse output circuit.
As improvement, said controller can also comprise a household electricity population parameter measurement module, to realize purposes such as network voltage detection, each electricity consumption circuit electric energy metrical.Said population parameter measurement module should comprise a current sampling circuit, a voltage sampling circuit at least, reach an electric energy metrical control chip.
As improvement, said controller also comprises sound and light alarm module, Computer Communications Interface, network connection interface.
In addition; Also can said display device, input equipment and storer be integrated on the controller part as controller; For the ease of operation and reduce to show and input equipment takes up room that the preferred touch-screen of said display device, said input equipment then are the touch pad of said touch-screen.
Said control program comprises:
Initialization module, the start acquiescence starts the base register default configuration of initialization controller, system's real-time clock default setting, systematic parameter default setting, each channel parameters default setting, user power utilization information default setting;
Data sampling module is started by master routine, and the digital signal of the digital interface that touring each current detecting part of sampling is corresponding supplies data processing module to use;
Data processing module is started by data sampling module, transfers the digital signal of data sampling module acquisition and carries out computing and processing;
The shows signal output module is started by other module invokes, exports corresponding literal or interface information data according to the instruction of calling module output to display device;
The input interface sampling module, the start acquiescence starts, and touring scan input device interface is judged and the identification user input signal, according to user input signal, starts corresponding module, or user input signal is sent to the module of this signal of request;
Data memory module calls startup by data processing module, preserves the important power information that data processing module draws, in order to subsequent step and user's needs.The user can select to check these information as required, perhaps is transferred in the computing machine through Computer Communications Interface, network connection interface;
The break-make execution module is started by other module invokes, and instruction processorunit sends the execution pulse to specific break-make execution unit, starts the break-make execution unit.
Said data processing module comprises submodules such as current effective value calculating, short circuit judgement, electricity consumption judgement, current/voltage phase difference calculating, intelligent prompt.
Said current effective value calculating sub module.Digital signal to the data sampling module obtains is calculated, and draws current effective value, and correspondence draws the size of circuit real work electric current, for other judges that submodule provides data.
Submodule is judged in said short circuit; Start by the current effective value calculating sub module, the current effective value calculating sub module is drawn the working current effective value compare, judge whether circuit is in short-circuit condition with the short-circuit condition reference; If; Then call startup break-make execution module, if not, then start electricity consumption and judge submodule.
Submodule is judged in said electricity consumption.The current effective value calculating sub module is drawn the working current effective value successively with peak valley electricity reference value, standby electricity consumption reference value, compare with electric limit reference value, planned supply and use of electric power reference value, and according to comparative result log-on data memory module or break-make execution module.
Said current/voltage phasometer operator module.Be used to calculate the phase differential between electric current and the voltage, for the intelligent prompt submodule provides the data foundation.
Said intelligent prompt submodule; Utilize the current effective value calculating sub module to draw the data that working current effective value and said current/voltage phasometer operator module calculate the quality with electric line is made prompting; The master comprises following four sub-module: the duty prompting submodule; Electrical equipment prompting submodule, reactive power prompting submodule and high power CW work prompting submodule inferior.Wherein, The duty prompting submodule is used to judge current duty with electric line; Comprise off-mode, stand-by operation state, nominal operation state, long-term work state, hard service, through green, yellow indicator lamp with relevant parameters is set the user is made prompting; Electrical equipment prompting submodule inferior judges whether have electrical equipment inferior working in this circuit according to current quality factor with electric line, through green, red led with relevant parameters is set the user is made prompting; The reactive power prompting submodule is called display module through calculating the reactive power with electric line when exceeding certain limit, display it in order to remind the user through display device; High power CW work prompting submodule judges to be somebody's turn to do whether high power device arranged in long-term work with electric line, through the LCD display alarm user of red led and correlation parameter through to the detection in certain period of electricity consumption line work electric current.
As improvement,, can also in control program, increase safety control module in order to improve the security of system.
Said safety control module is started by the input interface sampling module, calls the shows signal output module, prompting user input operation password;
As improvement, for improving the practicality of system, increase system's customizability, optimization of system performance also can increase the user function module in control program.
Said user function module is started by the input interface sampling module, and the prompting user selects corresponding function and carries out feasible operation;
Said user function module comprises: parameter demonstration, parameter setting, control operation and on-line communication four sub-module.Wherein, the parameter display sub-module is used to show important parameter information, comprises electrical appliance duty, working time, consumed energy etc.; Parameter is provided with submodule and is used for the user parameter is set, like password setting, real-time time setting, planned supply and use of electric power setting, threshold value threshold setting etc.; The control operation submodule is used for control operation, and the user can directly select mode of operation, the selection of control system to open or turn-off with electric line, eliminate warning etc.; The on-line communication submodule is used to realize communicating by letter of control system and computing machine, comprises the transmission of data and the download of program.
As improvement, can also in control program, increase alarm module.Start by data processing module, be used for giving the alarm the call user's attention Electrical Safety under the situation of Live wires road operation irregularity (like short circuit or some index overshoot limit).
As improvement, said detecting unit comprises that also one is arranged on the leakage current detection part on the house lead in main line, like residual current transformer.Said controller also comprises the detection of electrical leakage module, and said detection of electrical leakage module receives and is arranged on the residual current transformer leakage current signal on the house lead in main line, after processing and amplifying and analog to digital conversion, is sent to processor.After processor samples the leakage current signal of detection of electrical leakage module,, break off all and use electric line to the instruction that all break-make execution units send open-circuit line.
In addition, also can be simultaneously, said performance element comprises that also one is arranged on the total control break-make execution unit on the house lead in main line.After processor samples the leakage current signal of detection of electrical leakage module,, always control break-make execution unit execution command and break off trunk roads to the instruction that the total break-make execution unit that is arranged on the house lead in main line sends open-circuit line.
Improve as another kind, in control system of the present invention, the detection of electrical leakage function can also realize through another kind of mode, and promptly said detecting unit comprises and said current detecting part a plurality of leakage current detection parts of compatibility one by one, like residual current transformer.Improve controller current detecting processing module simultaneously, increase the leakage current treatment circuit identical therein with said current processing circuit quantity.Said leakage current treatment circuit should comprise amplifying circuit and analog to digital conversion circuit at least; Wherein input amplifier connects leakage current detection part output terminal; Output termination analog to digital conversion circuit input end, the analog to digital conversion circuit output terminal connects processor through digital interface.
Realize the detection of electrical leakage function based on above-mentioned any mode; All also need improve control program; On the one hand improve data sampling module, when making the corresponding digital interface of touring each current detecting part of sampling of processor or afterwards or the digital signal of the corresponding digital interface of alternating sampling leakage current detection part.Improve data processing module on the other hand; Increase electric leakage and judge submodule; Digital signal according to data sampling module obtains from the corresponding digital interface sampling of leakage current detection part judges whether trunk roads or leakage current detection part place exist leakage current with electric line; When the result when " being ", instruction processorunit is to total control break-make execution unit or correspondingly send the execution pulse with the break-make execution unit in the electric line, startup break-make execution unit.
Above-mentioned two kinds of modes that realize the detection of electrical leakage function respectively have quality; Leakage current takes place through arbitrary place that a leakage current detection part detects whole indoor electrical network in first kind of mode, and line construction is simple, and component number is few; When the indoor application electric line more for a long time, can obviously save cost.But intelligent degree is low, can not discern the electric leakage place and use electric line, is unfavorable for locking the electric leakage position and carries out the fault eliminating.The second way cooperates each with the break-make execution unit in the electric line through independently leakage current detection part is set in the Live wires road, realizes each independent earth leakage protection with electric line., do not influence other and use the electric line operate as normal when leaking when a certain with electric line generation electric current.And abort situation is limited at singlely with in the electric line, finds out easily and gets rid of fault.Shortcoming is that cost is higher.
Household electricity intelligence control system of the present invention combines software on the basis of hardware, realize the Based Intelligent Control of the indoor electricity consumption of user.Utilize the time-division multiplex scan method, monitoring is respectively with electric line electricity consumption state constantly.By the integrated electric energy metrical control chip of special use, realize accurately measuring with the electric channel electric energy.Peak valley electric control, little current detecting and the control of intelligent decision standby electrical equipment break-make, reservation type planned supply and use of electric power control etc. through binding time is set realize indoor using electricity wisely.Detect protection control, amperometry and power constituent analysis, state through transfiniting and point out warning etc. automatically, realize safety utilization of electric power.Through to monitoring and data analysis with electric line, judge the duty of electrical appliance, the maintenance of call user's attention electrical appliance is to prolong the serviceable life of electrical appliance.Through the storage and the statistical study of user power utilization information, make the indoor power mode of user's rational management, realize the science electricity consumption.
The present invention is following with respect to the major advantage of existing other indoor electric control system:
1. native system replaces existing air-break module combinations control mode, is core with the controller, design collection hyperchannel electric energy metrical, intelligent detection and analysis, the artificial setting and the holonomic system that is controlled to be the indoor electricity consumption of control of one automatically.
2. native system using electricity wisely, safety utilization of electric power, reservation planned supply and use of electric power function have both.
3. native system utilizes the multichannel electric channel current to go the rounds detection mode, is equipped with special algorithm and ensures each passage electricity consumption metering, and press the setup parameter contrast and realize break-make control.
4. the independently application specific standard module (series) that preferably integrates of the current detecting of native system and break-make execution unit, this module can realize that the electricity consumption line current detects, and carries out the break-make control operation.Wherein current sensor has low cost, wide region, high sensitivity characteristics.
5. the detected power consumption parameter of native system can realize multiple intelligentized analysis, statistics, demonstration, prompting, control function on the basis of software processes.
6. native system can be realized the centralization of house lead in electricity consumption, intelligentized automatic control and management, replaces existing house lead in electricity consumption and utilizes air-break to control along separate routes, for energy-conservation, safety utilization of electric power, science electricity consumption important meaning is arranged, and has broad application prospects.
Description of drawings
Fig. 1 is the theory diagram of household electricity intelligence control system of the present invention;
Fig. 2 is the workflow diagram of household electricity intelligence control system of the present invention;
Fig. 3 is the practical implementation process flow diagram of (S3) data processing of step among Fig. 2 and storage;
Fig. 4 is the functional block diagram of household electricity intelligence control system of the present invention;
Fig. 5 is the current processing circuit figure of household electricity intelligence control system current detecting processing module of the present invention;
Fig. 6 is data latching chip one circuit diagram of the gain adjusting circuit of the said current processing circuit of control;
Fig. 7 is data latching chip two circuit diagrams of the gain adjusting circuit of the said current processing circuit of control;
Fig. 8 is the data latching chip three-circuit figure of the gain adjusting circuit of the said current processing circuit of control;
Fig. 9 is data latching chip four circuit diagrams of the gain adjusting circuit of the said current processing circuit of control;
Figure 10 latchs chip and handles 2/4 code translator that communicates for realizing Fig. 6-four data shown in Figure 9;
Figure 11 is first group 8 execution impulse output circuits of household electricity intelligence control system break-make control module of the present invention;
Figure 12 is second group 8 execution impulse output circuits of household electricity intelligence control system break-make control module of the present invention;
Figure 13 is the population parameter measurement module of household electricity intelligence control system of the present invention;
Figure 14 is the communication module circuit that household electricity intelligence control system controller of the present invention and computing machine carry out communication;
Figure 15 is the clock circuit of household electricity intelligence control system controller of the present invention;
Figure 16 is the liquid crystal touch screen interface circuit that is used for household electricity intelligence control system of the present invention.
Figure 17 is the detection of electrical leakage modular structure synoptic diagram of household electricity intelligence control system controller of the present invention.
Embodiment
Following with reference to accompanying drawing, in conjunction with embodiment the present invention is described further.
Fig. 1 is the theory diagram of a kind of concrete scheme of household electricity intelligence control system of the present invention.As shown in Figure 1, this routine wired home with electric control system by the detection control module of power supply, integrated detecting unit and performance element, be located at leakage current detection part and control module on the house lead in trunk roads and interconnect and constitute; Said control module comprises the controller of hardware components and the control program of software section (being configured in the control core); Said controller comprises the control core that disposes control program, and is integrated with population parameter measurement module, detection of electrical leakage module, sound and light alarm module, Computer Communications Interface, network connection interface and the current detecting processing module be made up of N current processing circuit and carry out the break-make control module that impulse output circuit is formed by N.Said control core comprises processor, storer, can be processed the digital interface that device is discerned in a large number, and said digital interface is used for processor and each module communication.Each current processing circuit connects one with the execution impulse output circuit and detects control module, and said detection control module is connected on in the electric line, and one is detected control mould corresponding one or one group of household electrical appliance.Said detection of electrical leakage module leakage current signal input end is arranged in the leakage current detection part output terminal on the house lead in trunk roads; Digital signal output end connects processor through digital interface; Said population parameter measurement module is connected on the house lead in trunk roads; Through electric current metering chip detection line voltage, carry out electric energy calculating etc., and with result transmission to controlling core.Said current processing circuit has the gain-adjusted function, and this gain-adjusted function is realized that by switch switching circuit switch switching circuit is by control core centralized control.
Two kinds of power supply modes powering mode that matches is adopted in the power supply of this routine power supply: a kind of the subscriber's drop port with transformer, rectifier bridge, wave filter and this household electricity intelligence control system operate as normal of Voltage stabilizing module generation required ± voltages such as 5V, 3.3V; Another kind is to adopt the standby power supply of 3.6V button cell as power supply, is to control core and each electricity consumption module for power supply by the 3.6V button cell to realize when the indoor power down, and controller is operated under the low-power consumption mode.This associating power supply pattern promptly can guarantee when indoor power down, and the control system operate as normal again can energy savings.
Said detection control module is the integrated device of a detecting unit and performance element, integrated current detecting part and break-make execution unit.Said current detecting part can be realized the wide dynamic range current measurement, and its output signal send the signal input interface of current processing circuit; Said break-make execution unit is to be communicated with or the disconnection control device with electric line, by the execution trigger action that controller is sent here through the output interface of carrying out impulse output circuit, carries out corresponding being switched on or switched off with electric line and moves.
The display device of display unit can adopt long number segment encode LCD, and the control core delivers the control command and the information that will show to LCD display, makes its dynamic Alternation Display system time, each is with electric line real-time information and statistical information.
The sound and light alarm module comprises hummer and light emitting diode, all links to each other with processor through digital interface, directly it is sent specific information warning by processor according to handling procedure, the current electricity condition of using of call user's attention.
Computer Communications Interface one end links to each other with the control core, and the other end is used to connect computing machine.Computing machine can download to user program through Computer Communications Interface and be used in the storer carrying out.
Network connection interface one end links to each other with the control core, and the other end is used to connect the network equipment, to realize the data transmission between the control core and the network equipment.
Fig. 2 is the workflow diagram of household electricity intelligence control system shown in Figure 1.The concrete steps that each function of this control system realizes are following: initialization (S1), data sampling (S2), data processing and storage (S3); Whether data presentation (S4) has key by judge (S5), password input (S6); Button value is judged (S7), function selecting (S8), and parameter shows (S81); Parameter is provided with (S82), control operation (S83), on-line communication (S84).
Step (S1), initialization.This step is mainly accomplished base register default configuration, system's real-time clock default setting, systematic parameter default setting, each channel parameters default setting, user power utilization information default setting.
Step (S2), data sampling.This step mainly supplies next step (S3) to handle through the digital signal of the corresponding digital interface of touring each current detecting part of sampling.
Step (S3), data processing and storage.This step will go up the digital signal that a step (S2) obtains and carry out computing and relevant treatment, and its idiographic flow will elaborate in following Fig. 3.
Step (S4), data presentation.This step will go up essential information that a step (S3) obtains and transfer to display device and show.
Step (S5) judges whether input equipment has button to press.Whether this step judges pushes button, if then continue to carry out next step (S6); If not, then jumping to step (S2) begins to carry out.
Step (S6), the input password.This step prompting user input operation password.If the user cipher input is correct, then continue to carry out next step (S7); If then jumping to step (S2), the user cipher input error begins to carry out.
Step (S7), button value is judged.The key assignments that this step judges is pushed button, different key-value pairs are answered different functions, with the function that determines that next step (S8) will be carried out.
Step (S8), function selecting.This step comprises four function selecting items: parameter shows (S81), parameter setting (S82), control operation (S83) and on-line communication (S84).According to step (S7) gained key assignments, select an execution in above four functions.Wherein, step (S81) is used to show important parameter information, comprises electrical appliance duty, working time, consumed energy etc.; Step (S82) is used for the user parameter is set, like password setting, real-time time setting, planned supply and use of electric power setting, threshold value threshold setting etc.; Step (S83) is used for control operation, and the user can directly select mode of operation, the selection of control system to open or turn-off with electric line, eliminate warning etc.; Step (S84) is used to realize communicating by letter of control system and computing machine, comprises the transmission of data and the download of program.
After step (S8) is carried out end, turn back to step (S2) and begin to carry out, so back and forth.
Fig. 3 is the practical implementation process flow diagram of (S3) data processing of step among Fig. 2 and storage.Its practical implementation step comprises: calculate current effective value (S31), (S32) judged in short circuit, and (S33) judged in electricity consumption, and the peak valley electricity is judged (S331); (S332) judged in standby, the judgement (S333) of transfiniting, and (S334) judged in planned supply and use of electric power, limiting is judged (S341); The warning limit is judged (S342), cuts off with electric line (S35), reports to the police (S36), calculates current/voltage phase differential (S37); Intelligent prompt (S38), duty prompting (S381), electrical equipment prompting inferior (S382); Reactive power prompting (S383), high power CW work prompting (S384), information is preserved (S39).
Step (S31) is calculated current effective value.This step is calculated the digital signal that both gets after Fig. 2 step (S2), draws current effective value, and correspondence draws the size of circuit real work electric current, for subsequent step provides data.
Step (S32), short circuit is judged.This step is to judge after step (S31) draws the working current effective value whether circuit is in short-circuit condition, if, then directly jump to step (S35), the fast shut-off short circuit use electric line, guarantee Electrical Safety; If not, then continue to carry out next step (S33).
Step (S33), electricity consumption is judged.This step be after step (S32) to circuit do further judgement with electrical properties, comprise following four steps: peak valley electricity is judged (S331), (S332) judged in standby, transfinite judgements (S333) and the plan judgement (S334) of switching on.Wherein, step (S331) judgement is operated in the peak electricity time period or is operated in the paddy electricity time period with electric line is current; Step (S332) judges whether be in holding state with electric line; Step (S333) is judged with the power consumption of electric line overflow fixed limit degree whether; Step (S334) judges with in the current intended scope that whether is in user's setting of electric line, such as the timing electricity consumption etc.
Step (S341), limiting is judged.This step is analyzed the judged result that a last step (S33) obtains, and judges whether go beyond the limit of limit with electric line, if then direct execution in step (S35) is cut off and used electric line; If not, execution in step (S42) then.
Step (S342), the warning limit is judged.This step judges whether exceed the warning limit with electric line after step (S41) draws the judgement that does not go beyond the limit of limit with electric line temporarily, if then execution in step (S36) gives the alarm; If not, execution in step (S37) then.
Step (S35) is cut off and is used electric line.This step is to use electric line for guaranteeing that Electrical Safety is cut off after the short out road of Live wires perhaps exceeds other limiting, and continues to carry out next step (S36).
Step (S36) is reported to the police.This step is to give the alarm the call user's attention Electrical Safety under the Live wires road operation irregularity situation of (like short circuit or some index overshoot limit).
Step (S37) is calculated the current/voltage phase differential.This step is used to calculate differing between electric current and the voltage, for next step (S38) intelligent prompt provides the data foundation.
Step (S38), intelligent prompt.The data that this step utilizes step (S31) and step (S37) to calculate are made prompting to the quality with electric line; Comprise following four aspects: duty prompting (S381); Electrical equipment prompting inferior (S382), reactive power prompting (S383) and high power CW work prompting (S384).Wherein, Step (S381) is used to judge current duty with electric line; Comprise off-mode, stand-by operation state, nominal operation state, long-term work state, hard service, through green, yellow indicator lamp with relevant parameters is set the user is made prompting; Step (S382) judges whether electrical equipment inferior is arranged in work in this circuit according to current quality factor with electric line, through green, red led with relevant parameters is set the user is made prompting; Step (S383) is through calculating the reactive power with electric line, and when exceeding certain limit, displaying it through LCD is used to remind the user; Step (S384) judges to be somebody's turn to do whether high power device arranged in long-term work with electric line, through the LCD display alarm user of red led and correlation parameter through to the detection in certain period of electricity consumption line work electric current.
Step (S39), information is preserved.This step is used to preserve the important power information that former each step of this step draws, in order to subsequent step and user's needs.The user can select to check these information as required, perhaps is transferred in the computing machine through Computer Communications Interface, network connection interface.
With reference to Fig. 4; What this figure showed is an instantiation of controller according to the invention; In this example, said controller comprises: three output stabilized voltage supplys, the singlechip chip that is integrated with DSP expanding digital interface and analog to digital converter, population parameter detect metering module, detection of electrical leakage module, current detecting processing module, break-make control module, demonstration and load module, communication module and clock circuit.Said three output stabilized voltage supplys comprise three output terminals, export 5V, 3.5V respectively, reach simulation 5V voltage.Said single-chip microcomputer comprises processor, nonvolatile memory, register and a plurality of ordinary numbers IO interface, 16 modulus converting interfaces.The 3.3V power input of said singlechip chip power input, demonstration and load module, clock circuit power input connect the 3.3V voltage output end of stabilized voltage supply simultaneously, and the 5V voltage input end of said demonstration and load module connects the 5V voltage output end of stabilized voltage supply.The power input of said current detecting processing module connects the simulation 5V voltage output end of stabilized voltage supply; Said current detecting processing module comprises 16 road current signal treatment circuits; 16 analog to digital conversion interfaces of totally 16 analog signal output difference order sheet machine chips of said 16 road current signal treatment circuits, said population parameter detects metering module, break-make control module, demonstration and the output terminal of load module, communication module and clock circuit and the ordinary numbers IO interface of the equal order sheet of signal input end machine chip.
With reference to Fig. 5; Said current processing circuit by gain adjusting circuit, discharge circuit, and analog to digital conversion circuit (being integrated in the single-chip microcomputer) form; Said gain adjusting circuit comprises two switch switching circuit; Be connected to before and after the discharge circuit; Wherein the input termination of first switch switching circuit is arranged at the current detecting device current output terminal in the electric line, the output termination discharge circuit input end of said first switch switching circuit, the input end of said discharge circuit output termination second switch commutation circuit; The output termination analog to digital conversion circuit input end of said second switch commutation circuit, the output terminal of analog-digital conversion circuit as described connects with processor through digital interface and is connected.
With reference to Fig. 6-10; Said current detecting processing module also comprises sheet selected control system circuit; Said selected control system circuit latchs chip by four data and one 2/4 code translator is formed; Each 8 input end that said four data latch chip connect 8 digital interfaces controlling core simultaneously; The switching device control end of circuit is changed in totally 32 the switches choosings that connect 16 current processing circuit respectively of totally 32 output terminals, two digital interfaces of two input terminations control cores of said 2/4 code translator, and four output terminals connect the control end that four data latch chip respectively.
With reference to Figure 11-12; Said break-make control module comprises one or two 3/8 code translators and 16 execution impulse output circuits; The input end of said execution impulse output circuit is connected with processor through digital interface, and output terminal is connected in the signal input end with the break-make execution unit in the electric line.6 digital interfaces of six input termination control cores of said two 3/8 code translators, totally 16 output terminals connect respectively and carry out the impulse output circuit input end.
With reference to Figure 13; Said population parameter measurement module comprises a current sampling circuit, a voltage sampling circuit, reaches an electric energy metrical control chip; The sampling termination house lead in trunk roads of said current sampling circuit and voltage sampling circuit, output terminal connects the sample rate current input end and the sampled voltage input end of electric energy metrical control chip respectively.
With reference to Figure 14, said communication module adopts the RS232 interface, is used to connect computing machine, carries out operations such as data transmission and software upgrading.
With reference to Figure 15, said clock circuit comprises clock chip X1226, and said clock chip X1226 adopts the button cell power supply, and the oscillator input pin X1/X2 of clock chip X1226 connects crystal oscillator, and data output is through digital interface I
2C (SCL and SDA) connection processing device.
Said demonstration and load module can be selected liquid crystal touch screen for use, and its interface structure is shown in figure 16.
With reference to Figure 17; Said leakage current detection part is a residual current transformer; Said detection of electrical leakage module comprises differential amplifier, AD converter, and said residual current transformer is arranged on the house lead in trunk roads, output termination differential amplifier input end; Said differential amplifier output termination AD converter analog input interface, AD converter digital signal output interface connects processor through digital interface.
The controller that this example is showed has designed 16 tunnel current detecting and break-make control port altogether, can control 16 road household electricities simultaneously at most.Obviously detection and control port can increase or reduce according to application demand.Change and detect and control port quantity, only need the structural design of appropriate change current detecting processing module and break-make control module to get final product.Such as, when designing 8 tunnel control channels, only need on last routine basis, to subtract to latch chip, as long as the break-make control module is selected one 3/8 code translator for use simultaneously with two blocks of data.
Claims (24)
1. the intelligent centralized control method of a household electricity; Detect and to the detecting unit of control module output electricity consumption line state information with according to the performance element of control module instruction control electricity consumption circuit on-off through being provided with respectively in electric line at each; And then realize that control module is according to the electricity consumption line state information; In conjunction with control module default setting and user preset electricity consumption planning, each is carried out intellectuality control with electric channel.
2. the intelligent centralized control method of household electricity according to claim 1; It is characterized in that; Said control module is arranged on to impose a condition according to default setting and user and is switched on or switched off with electric line through performance element control when reaching, and perhaps sends prompting or reports to the police.
3. the intelligent centralized control method of household electricity according to claim 1 is characterized in that, comprises the steps:
(a) said detection belongs to the current information with electric line, the current state signal of this current information of reaction of formation, and be sent to the corresponding current detecting port of control module;
(b) each road current detecting port of the touring sampling of said control module; And the signal that sampling obtains handled and analysis and judgement; Then according to judged result; When controlled condition is reached, be switched on or switched off of the instruction of performance element place to performance element output with electric line, perhaps send and point out or report to the police through display device or sound and light alarm module;
(c) after said performance element receives the control module instruction, carry out being switched on or switched off the operation of place with electric line;
4. the intelligent centralized control method of household electricity according to claim 3 is characterized in that said step (b) comprises following substep:
(b-1) sample rate current detection port, the current state signal of the corresponding electricity consumption line current of this port of acquisition reaction information;
(b-2) current state signal that (b-1) sampling is obtained gain with analog-to-digital conversion process after, obtain digital signal.
(b-3) digital signal that obtains according to (b-2) calculates electricity consumption line work current effective value, and correspondence draws corresponding line real work electric current;
(b-4) the working current effective value that (b-3) is obtained compares with the reference value that each controlled condition of this usefulness electric line is reached, and then the acquisition judged result;
(b-5) when certain controlled condition is reached, carry out the control corresponding operation.
5. the intelligent centralized control method of household electricity according to claim 3 is characterized in that, also comprises the steps:
(d) identification parameter of the result data and the judged result data of step (b) being enclosed this usefulness electric line stores storer into;
(e) the touring sampling of said control module input equipment interface; According to user's trigger event; Export the data message of corresponding literal or graphical information or user's request to display device; The information of storage user input, the reference value whether controlled condition that the information updating of perhaps importing according to the user is used to judge is accordingly reached;
6. a household electricity intelligence control system is characterized in that, comprising:
Detecting unit comprises current detecting part, is arranged on in the electric line, instant detection circuit use electricity condition, and export the electricity consumption status signal to control module;
Performance element comprises the break-make execution unit, is arranged on in the electric line, receives the execution signal of control module, and is switched on or switched off the operation with electric line according to the execution signal execution of control module;
Input block comprises input equipment, transmits the information data of user's input to control module, and said input equipment comprises signal triggering device, input signal treatment circuit, signal output interface;
Display unit comprises display device, receives the shows signal of control module, and on the screen of display device, shows corresponding literal or interface information according to the shows signal of control module;
Control module, executive control program, the signal of reception and processing and detecting unit and input block output reads or writes data to storage unit, to display unit, exports the execution pulse according to programmed instruction to performance element according to the user instruction output data;
Storage unit comprises storer, is used for storage control program, routine data and user data;
7. household electricity intelligence control system according to claim 6; It is characterized in that; Said detecting unit comprise be separately positioned on each with a plurality of current detecting parts in the electric line, the said control module current corresponding of the output termination detection signal input port of said current detecting part.
8. household electricity intelligence control system according to claim 6; It is characterized in that; Said performance element comprises and is separately positioned on each with a plurality of break-make execution units in the electric line that the trigger control end of said break-make execution unit connects the execution signal output port of said control module correspondence.
9. household electricity intelligence control system according to claim 6 is characterized in that,
Said control module comprises controller and control program;
Said controller comprises control core and peripheral auxiliary circuits;
Said control core comprises:
Processor is used for executive control program, and reads the data of respective digital interface or send digital signal to the designation number interface according to programmed instruction;
The interface expanded circuit comprises a plurality of digital interfaces with the discernible absolute address of processor.
Said peripheral auxiliary circuits comprises:
The current detecting processing module, the current signal output end of its input termination current detecting part, output terminal is connected with processor through digital interface, be used to receive the current signal of detecting unit and it is handled after export to processor;
The break-make control module; Its input end is connected with processor through digital interface; Output terminal is connected the execution signal input part of disconnected execution unit, is used for receiving and handle control signal that processor sends and sends the execution pulse to the break-make execution unit that is arranged on electric line of appointment;
And power module provides WV to each module of controller or circuit.
Said control program comprises:
Initialization module, the start acquiescence starts the base register default configuration of initialization controller, system's real-time clock default setting, systematic parameter default setting, each channel parameters default setting, user power utilization information default setting;
Data sampling module is started by master routine, and the digital signal of the digital interface that touring each current detecting part of sampling is corresponding supplies data processing module to use;
Data processing module is started by data sampling module, transfers the digital signal of data sampling module acquisition and carries out computing and processing;
The shows signal output module is started by other module invokes, exports corresponding literal or interface information data according to the instruction of calling module output to display device;
The input interface sampling module, the start acquiescence starts, and touring scan input device interface is judged and the identification user input signal, according to user input signal, starts corresponding module, or user input signal is sent to the module of this signal of request;
Data memory module calls startup by data processing module, preserves the important power information that data processing module draws, in order to subsequent step and user's needs.The user can select to check these information as required, perhaps is transferred in the computing machine through Computer Communications Interface, network connection interface;
The break-make execution module is started by other module invokes, and instruction processorunit sends the execution pulse to specific break-make execution unit, starts the break-make execution unit.
10. household electricity intelligence control system according to claim 9 is characterized in that, said current detecting processing module comprises N current processing circuit, and each current processing circuit input end connects the current signal output end of a current detecting part.
11. household electricity intelligence control system according to claim 10; It is characterized in that; Said current processing circuit by gain adjusting circuit, discharge circuit, and analog to digital conversion circuit forms, said gain adjusting circuit comprises two switch switching circuit, is connected to the discharge circuit front and back; Wherein the input termination of first switch switching circuit is arranged at the current detecting device current output terminal in the electric line; The output termination discharge circuit input end of said first switch switching circuit, the input end of said discharge circuit output termination second switch commutation circuit, the output termination analog to digital conversion circuit input end of said second switch commutation circuit; The output terminal of analog-digital conversion circuit as described connects with processor through digital interface and is connected, and the switching device control end of said two switch switching circuit is controlled through digital interface by processor.
12. household electricity intelligence control system according to claim 9; It is characterized in that; Said break-make control module comprises the execution impulse output circuit that quantity equates with said current processing circuit; The input end of said execution impulse output circuit is connected with processor through digital interface, and each carries out the signal input end of a break-make execution unit of output termination of impulse output circuit.
13. household electricity intelligence control system according to claim 9; It is characterized in that; Said controller also comprises a household electricity population parameter measurement module; Said population parameter measurement module comprises a current sampling circuit, a voltage sampling circuit, reaches an electric energy metrical control chip, the sampling termination house lead in trunk roads of said current sampling circuit and voltage sampling circuit, and output terminal connects the sample rate current input end and the sampled voltage input end of electric energy metrical control chip respectively.
14. household electricity intelligence control system according to claim 9; It is characterized in that; Said detecting unit comprises also and said current detecting part a plurality of leakage current detection parts of compatibility one by one that the current detecting processing module also comprises the leakage current treatment circuit identical with said current processing circuit quantity; Said leakage current treatment circuit comprises amplifying circuit and analog to digital conversion circuit, and wherein input amplifier connects leakage current detection part output terminal, output termination analog to digital conversion circuit input end, and the analog to digital conversion circuit output terminal connects processor through digital interface.
15. a controller that is used for the household electricity Based Intelligent Control comprises control core and peripheral auxiliary circuits, said control core comprises:
The storer that is used for storage control program, routine data and user data;
Be used for executive control program, and read the data of respective digital interface or send the processor of digital signal to the designation number interface according to programmed instruction;
Comprise a plurality of interface expanded circuits with digital interface of the discernible address of separate processor;
It is characterized in that said peripheral auxiliary circuits comprises:
Output terminal is connected with processor through digital interface, the received current detection signal and it is handled after export to the current detecting processing module of processor;
Input end is connected with processor through digital interface, receives and handle control signal that processor sends and to the break-make control module with the transmission of the break-make execution unit in electric line execution pulse that is arranged on of appointment;
And, the power module of WV is provided to each module.
16. the controller that is used for the household electricity Based Intelligent Control according to claim 15; It is characterized in that; Said current detecting processing module comprises N current processing circuit, and the input end of each current processing circuit is used for connecting a current signal output end that is arranged on the current detecting part of electric line.
17. the controller that is used for the household electricity Based Intelligent Control according to claim 16; It is characterized in that; Said current processing circuit by gain adjusting circuit, discharge circuit, and analog to digital conversion circuit form; Said gain adjusting circuit comprises two switch switching circuit, is connected to before and after the discharge circuit, and wherein the input termination of first switch switching circuit is arranged at the current detecting device current output terminal in the electric line; The output termination discharge circuit input end of said first switch switching circuit; The input end of said discharge circuit output termination second switch commutation circuit, the output termination analog to digital conversion circuit input end of said second switch commutation circuit, the output terminal of analog-digital conversion circuit as described connects with processor through digital interface and is connected.
18. the controller that is used for the control of household electricity centralized intelligence according to claim 15; It is characterized in that; Said break-make control module comprises that N is carried out impulse output circuit; The input end of said execution impulse output circuit is connected with processor through digital interface, and output terminal is used for being connected in the signal input end with the break-make execution unit of electric line.
19. the controller that is used for the household electricity Based Intelligent Control according to claim 17; It is characterized in that; N=16 wherein, said current detecting processing module also comprises sheet selected control system circuit, said selected control system circuit latchs chip by four data and one 2/4 code translator is formed; Each 8 input end that said four data latch chip connect 8 digital interfaces controlling core simultaneously; Totally 32 output terminals connect the switching device control end of totally 32 switch switching circuit of 16 current processing circuit respectively, two digital interfaces of two input terminations control cores of said 2/4 code translator, and four output terminals connect the control end that four data latch chip respectively.
20. the controller that is used for the household electricity Based Intelligent Control according to claim 18; It is characterized in that; N=16 wherein; Said break-make control module also comprises two 3/8 code translators, 6 digital interfaces of 6 input termination control cores of said two 3/8 code translators, and totally 16 output terminals connect respectively and carry out the impulse output circuit input end.
21. the controller that is used for the household electricity Based Intelligent Control according to claim 15; It is characterized in that; Also comprise household electricity population parameter measurement module; Said population parameter measurement module comprises a current sampling circuit, a voltage sampling circuit, reaches an electric energy metrical control chip, the sampling termination house lead in trunk roads of said current sampling circuit and voltage sampling circuit, and output terminal connects the sample rate current input end and the sampled voltage input end of electric energy metrical control chip respectively.
22. the controller that is used for the household electricity Based Intelligent Control according to claim 15; It is characterized in that; Also comprise the detection of electrical leakage module, said detection of electrical leakage module comprises differential amplifier, AD converter, and said differential amplifier input end is used to connect the residual current transformer output terminal that is arranged on the house lead in trunk roads; Output termination AD converter analog input interface, AD converter digital signal output interface connects processor through digital interface.
23. the controller that is used for the household electricity Based Intelligent Control according to claim 15 is characterized in that, also comprises display device and input equipment.
24. the controller that is used for the household electricity Based Intelligent Control according to claim 23 is characterized in that, said display device is a touch-screen, and said input equipment is the touch pad on the said touch-screen.
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Application publication date: 20120328 |