CN103547048A - Lamp control system and method based on power line - Google Patents
Lamp control system and method based on power line Download PDFInfo
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- CN103547048A CN103547048A CN201310564255.6A CN201310564255A CN103547048A CN 103547048 A CN103547048 A CN 103547048A CN 201310564255 A CN201310564255 A CN 201310564255A CN 103547048 A CN103547048 A CN 103547048A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The invention relates to the control field of lamps, in particular to a lamp control system and method based on a power line. The system comprises a main controller, a driven controller, a lamp and a power line. The main controller comprises a signal input device and a power line modulation module. The driven controller comprises a power line demodulation module and a control device. The method includes the following steps that firstly, the signal input device is used for inputting a control signal; secondly, the control signal is loaded to the power line through the power line modulation module; thirdly, the power line demodulation module demodulates the control signal and transmits the control signal to the control device of the lamp; fourthly, the control device adjusts the luminance or the color temperature of the lamp according to the control signal. According to the lamp control system and method based on the power line, the power line is used for controlling the lamp, namely arranged communication lines are reduced. Remote control is achieved and the lamp control device is convenient to operate, low in cost and capable of saving electric energy.
Description
Technical field
The present invention relates to the control field of light fixture, relate in particular to a kind of lamp control system and control method based on power line.
Background technology
Along with social development, people are to the not control of on off operating mode before being confined to of the control of light fixture, in order to allow the light of light fixture more suit the requirements, people control light fixture starting, as changed size of current by rheostat and then reaching the luminous intensity of controlling lamp; Yet the control that this control can only be single, controls light fixture in order to change, and people have adopted mechanics of communication; Control end is set on light fixture, by transmitting control signal to control end, and then reaches the luminance of controlling light fixture; Control mode has: have two kinds of line traffic control and controlled in wireless, adopt controlled in wireless, control precision is low and command range is limited; Employing has line traffic control, need to transmission line be set in addition, and cost is high.
Summary of the invention
The object of the invention is to solve the deficiencies in the prior art, a kind of lamp control system based on power line is provided, this circuit is by power line transmission of control signals, and without transmission line is additionally set, and control precision is high, is not subject to distance limit.
The present invention also provides a kind of method for controlling lamp based on power line, and the method realizes simple, easy to operate.
For achieving the above object, the technical solution used in the present invention is:
A lamp control system based on power line, comprises master controller, from controller, light fixture and power line; Described master controller comprises:
Signal input device, for the parameter of input control light fixture and this parameter is converted into conditioning signal;
Power line modulation module, is connected with power line and for signal input device is produced to conditioning signal carries out modulation treatment and by the signal loading after modulating to power line;
Describedly from controller, comprise:
Power line demodulation module, is connected with power line and will be carried in conditioning signal demodulation on power line out;
Control device, is connected with power line demodulation module, receives the conditioning signal from power line demodulation module, and according to conditioning signal, light fixture is controlled.
This control system, when implementing, is installed on master controller near power supply place, and electricity flows to from controller and light fixture from master controller; When light fixture is carried out to working control, by signal input device, input light fixture parameter; Signal input device is converted into current regulating signal by input signal and sends power line modulation module to, power line modulation module is together modulated into new current signal by the current signal on conditioning signal and power line, being about to conditioning signal is loaded on power line, by power line, be transferred to from controller, from the power line demodulation module of controller, will be loaded into conditioning signal demodulation power line out, and be transferred to control device, control device receives after conditioning signal, start light fixture to control, as make-and-break time of the size of electric current and electric current etc.Thereby reach the Long-distance Control to light fixture.
Further, described input unit comprises luminance signal input separating device and color temperature signal input separating device and modulating apparatus; Described light fixture comprises at least two LED lamps that send different colours, and described control device comprises for regulating the processor of LED lamp fluorescent lifetime and brightness.
When throwing light on, people are more responsive to the brightness of light and colour temperature, therefore need to all regulate the brightness of light and colour temperature, when regulating colour temperature, be mainly to process for the fluorescent lifetime of LED lamp and the collocation of luminous intensity of different colours, allow the light of two kinds of different colors mix, reach needed colour temperature, when controlling, by luminance signal, input separating device and color temperature signal input separating device and input corresponding control signal, control signal is transferred to power line modulation module, modulating apparatus is modulated to control signal the modulating signal that can load with power line signal, modulating signal is loaded on power line simultaneously, and be transferred to power line demodulation module by power line, from power line, demodulation is out by control signal for power line demodulation module, and control signal is transferred to control device, the processor of control device is according to control signal, each LED lamp to light fixture is controlled, make the brightness of the light that this light fixture sends, colour temperature meets effector's requirement.
Further, described control device comprises control circuit, and described control circuit is connected with light fixture with processor respectively, and processor output pwm signal is to control circuit, and control circuit is controlled the current strength of light fixture according to pwm signal.
Control device is after receiving control signal, processor carries out analytic operation to control signal, calculate fluorescent lifetime and the current strength of each LED lamp of light fixture, and this information is converted into pwm signal is transferred to control circuit, according to the duty ratio of pwm signal, change size and the output time of output current.
Further, described LED light fixture comprises two LED lamps of sending out different colours, and one of them is circular LED lamp, and another arranges ringwise and be enclosed within outside circular LED lamp.
Two LED lamps are set when regulating, are convenient to regulate.As: the colour temperature numerical value of two LED lamps is respectively A, B; A, B are the numerical value between 0 ~ 255; When needs are controlled LED light fixture, to send brightness be C; Colour temperature is D; The brightness that processor can send two LED lamps of pwm signal control is respectively X, Y; Now have: X+Y=C; X*A+Y*B=D*C; Can calculate the numerical value of X, Y thus.
Certainly can LED lamp be set to a plurality ofly, when a plurality of, as preferred setting, can on 2 bases, put successively outside other LED lamp; When controlling, select wherein two LED lamps to regulate and control as adjusting lamp, if two LED lamps selecting can not reach requirement, then change two LED lamp combinations, until meet the requirements.
Further, described input unit is also provided with identification code input unit, and described control device is provided with the identifier matching with identification code.
When a plurality of light fixture is set, need to control separately or during zonal control, the identifier on the control device corresponding with light fixture is set to dissimilar light fixture; Can arranging of the same area is the same.When controlling, identification code device produces identification code, and identification code and control signal are together through power line modulation module key system, and the conditioning signal of generation is loaded on power line; And transmitted by power line; Then power line demodulation module is by control signal from power line reconciles out, and identifier is identified identification code, if identification code and identifier match, this identifier is transferred to processor by control signal and controls light fixture; Otherwise identifier is not transferred to processor by control signal.
Further, described control device is provided with physical address; Described signal input device comprises physical address loader.
Material address device is set on signal input device and physical address is set on control device, conveniently light fixture is being carried out to single control.Physical address loader is after producing physical address signal, and control signal is together through power line modulation module key system, and the conditioning signal of generation is loaded on power line; And transmitted by power line; Then power line demodulation module, by control signal from power line reconciles out, when the physical address of control device and physical address signal match, receives and reconciles signal; Otherwise do not receive modulation signal.
A method for controlling lamp based on power line, comprises the following steps:
1), by signal input device input control signal;
2), control signal is loaded on power line through power line modulation module;
3), power line demodulation module by control signal demodulation out, and be transferred to the control device of light fixture
4), control device carries out brightness or colour temperature adjusting according to control signal to light fixture.
Further, described a kind of method for controlling lamp based on power line, further comprising the steps of:
Described light fixture comprises at least two LED lamps of sending out different colours, described control device is provided with for regulating processor and the control circuit of LED lamp fluorescent lifetime and brightness, processor receives after control signal, to control circuit, send pwm signal, according to the size of the output current of the corresponding LED lamp of the duty cycle adjustment of pwm signal.
Further, described LED light fixture comprises two LED lamps of sending out different colours, and one of them is annular LED lamp, and the LED lamp of annular is placed on outside another; .
Two LED lamps are set when regulating, are convenient to regulate.As: the colour temperature numerical value of two LED lamps is respectively A, B; A, B are the numerical value between 0 ~ 255; When needs are controlled LED light fixture, to send brightness be C; Colour temperature is D; The brightness that processor can send two LED lamps of pwm signal control is respectively X, Y; Now have: X+Y=C; X*A+Y*B=D*C; Can calculate the numerical value of X, Y thus.
Certainly can be set to a plurality of by LED lamp, when controlling, select wherein two LED lamps to regulate and control as adjusting lamp, and the both sides of the color temperature value that reaches in control of these two corresponding color temperature values of LED lamp, the color temperature value reaching is between the color temperature value of two LED lamps selecting.
Further, when carrying out step 1), also by signal input device input can with the control device identification code that matches;
Between step 3) and step 4), also have: 3.5), control device is provided with coding, control device check identification code whether with codes match, if coupling enters into step 4); Otherwise stop.
In order to reach accurate control, first control device is encoded, and then by input unit, input the coding of the control device of the light fixture that needs control; Control device is checked after receiving coding.
As equivalent variations, when carrying out step 1), the physical address signal that also can match with control device by signal input device input.
3.5), control device 4 checks that whether physical address signals mates with the physical address of self, if mated, enter into step 4) between step 3) and step 4), also having:; Otherwise stop.
Beneficial effect of the present invention: the present invention can carry out light fixture control by power line, reduces the setting of order wire, again can far distance controlled, easy to operate, and cost is low.
Accompanying drawing explanation
Fig. 1 is a kind of formation schematic diagram of the present invention.
Fig. 2 is the schematic diagram of inductive control board of the present invention.
Fig. 3 is the schematic diagram of control circuit of the present invention and processor combination.
1-signal input device, 2-power line modulation module
3-power line demodulation module, 4-control device
5-light fixture 11---inductive control board
12---codes selection district 13---colour temperature induction zone
14---brightness impression district.
Embodiment
Below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1: referring to Fig. 1, Fig. 2, Fig. 3.A lamp control system based on power line, comprises master controller, from controller, light fixture 5 and power line; Described master controller comprises: signal input device 1, power line modulation module 2; Describedly from controller, comprise: power line demodulation module 3 and control device 4.Master controller is arranged near power supply place, and electricity flows to successively master controller from power line, from controller, light fixture 5.
Wherein, signal input device 1, for the parameter of input control light fixture 5 and this parameter is converted into conditioning signal; When practical application, the mode that signal input device 1 can adopt button, rocking bar, knob, mouse etc. to be combined with input circuit, by peripheral operation, to signal of input circuit, it is control signal that input circuit produces corresponding current signal; The technical program has adopted inductive control board 11, on inductive control board 11, be provided with brightness impression district 14 and colour temperature induction zone 13, the numerical value of brightness impression district 14 and colour temperature induction zone 13 reduces from top to bottom gradually, by touch-control, arrive the different position in brightness region or colour temperature district, correspond to corresponding brightness and colour temperature, inductive control board 11 and then produce corresponding control signal.
Modulating signal is transferred to from controller by power line, from the power line demodulation module 3 of controller by the control signal demodulation modulating signal out, and control signal is passed to control device 4, by control device 4, realize the control of light fixture 5 brightness and the control of colour temperature.
When controlling light fixture 5 brightness, be mainly to reach control brightness by controlling the size of current of light fixture 5.
When controlling light fixture 5 colour temperature, on light fixture 5, operated by rotary motion has at least two LED lamps, and LED lamp is preferably the distribution of concentric circles annular; By controlling the brightness of each LED lamp, reach needed colour temperature.
When concrete control, described control device 4 comprises control circuit, and described control circuit is connected with light fixture 5 with processor respectively, and processor output pwm signal is to control circuit, and control circuit is controlled the current strength of light fixture 5 according to pwm signal.Processor can adopt the single-chip microcomputer of 8.
For convenience of understanding: power line modulation module 2, power line demodulation module 3 all can adopt power line carrier modem.This embodiment is mainly for controlling a light fixture 5, or controls one group of same light fixture 5 changing.When specifically controlling, master controller can have more than 2; When light fixture 5 is one group, this group light fixture 5 changes simultaneously, and in identical luminance.
Embodiment 2: a kind of light fixture 5 control system based on power line, and difference from Example 1 is: described input unit is also provided with identification code input unit, the described control device 4 from controller is provided with the identifier matching with identification code.
This setting can be used for controlling separately a plurality of light fixtures 5, when by input unit input control signal, also input identification code signal simultaneously, identification code signal and control signal are in conjunction with generating new control signal, from controller receives the control signal demodulating from power line demodulation module 3, identifier is identified judgement to the identification code signal in control signal, control device 4 is encoded before use, if the control device 4 of identification code signal and this light fixture 5 matches, if matched, control device 4 regulates light fixture 5 according to control signal, otherwise, light fixture 5 is not regulated.
For convenience of controlling, can be set to inductive control board 11 by input unit, a plurality of codes selections district 12 is set on inductive control board 11, by touching codes selection district 12, reach the object of input identification code.Easy to operate.
As the equivalent variations of the present embodiment, identification code input unit is changed into physical address input unit, identifier is changed into: on control device 4, physical address is set.In the specific implementation, can adopt a plurality of master controllers and a plurality of mode from controller combination, each master controller can be controlled respectively each or every group of light fixture 5.
Embodiment 3: a kind of method for controlling lamp based on power line, comprises the following steps:
1), by signal input device input control signal;
2), control signal is loaded on power line through power line modulation module 2;
3), power line demodulation module 3 by control signal demodulation out, and be transferred to the control device 4 of light fixture 5
4), control device 4 carries out brightness or colour temperature adjusting according to control signal to light fixture 5.
Further, described a kind of light fixture 5 control methods based on power line, further comprising the steps of:
Described light fixture 5 comprises at least two LED lamps of sending out different colours, described control device 4 is provided with for regulating processor and the control circuit of LED lamp fluorescent lifetime and brightness, processor receives after control signal, to control circuit, send pwm signal, according to the size of the output current of the corresponding LED lamp of the duty cycle adjustment of pwm signal and electric current output time.If the rated current of LED lamp is I, duty ratio is t, and the current strength of the actual LED of exporting to lamp is: I*(1-t).
Further, described LED light fixture 5 comprises two LED lamps of sending out different colours, and is preferably two LED lamps and arranges ringwise, and one of them is placed on another outside.
Two LED lamps are set when regulating, are convenient to regulate.As: the colour temperature numerical value of two LED lamps is respectively A, B; A, B are the numerical value between 0 ~ 255; When needs are controlled LED light fixture 5, to send brightness be C; Colour temperature is D; The brightness that processor can send two LED lamps of pwm signal control is respectively X, Y; Now have: X+Y=C; X*A+Y*B=D*C; Can calculate the numerical value of X, Y thus.
Certainly can be set to a plurality of by LED lamp, when controlling, select wherein two LED lamps to regulate and control as adjusting lamp, and the both sides of the color temperature value that reaches in control of these two corresponding color temperature values of LED lamp, the color temperature value reaching is between the color temperature value of two LED lamps selecting.
Further, when carrying out step 1), also by signal input device input can with control device 4 identification code that matches;
Between step 3) and step 4), also have: 3.5), control device is provided with coding, control device check identification code whether with codes match, if coupling enters into step 4); Otherwise stop.
In order to reach accurate control, first control device 4 is encoded, and then by input unit, input the coding of the control device 4 of the light fixture 5 that needs control; Control device 4 is checked after receiving coding.
As equivalent variations, when carrying out step 1), the physical address signal that also can match with control device 4 by signal input device input.
3.5), control device 4 checks that whether physical address signals mates with the physical address of self, if mated, enter into step 4) between step 3) and step 4), also have:; Otherwise stop.
Above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although the present invention has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify or be equal to replacement technical scheme of the present invention, and not depart from essence and the scope of technical solution of the present invention.
Claims (10)
1. the lamp control system based on power line, comprises master controller, from controller, light fixture and power line; It is characterized in that: described master controller comprises:
Signal input device, for the parameter of input control light fixture and this parameter is converted into conditioning signal;
Power line modulation module, is connected with power line and for signal input device is produced to conditioning signal carries out modulation treatment and by the signal loading after modulating to power line;
Describedly from controller, comprise:
Power line demodulation module, is connected with power line and will be carried in conditioning signal demodulation on power line out;
Control device, is connected with power line demodulation module, receives the conditioning signal from power line demodulation module, and according to conditioning signal, light fixture is controlled.
2. a kind of lamp control system based on power line according to claim 1, is characterized in that: described input unit comprises luminance signal input separating device and color temperature signal input separating device and modulating apparatus; Described light fixture comprises at least two LED lamps that send different colours, and described control device comprises for regulating the processor of LED lamp fluorescent lifetime and brightness.
3. a kind of lamp control system based on power line according to claim 2, it is characterized in that: described control device comprises control circuit, described control circuit is connected with light fixture with processor respectively, processor output pwm signal is to control circuit, and control circuit is controlled the current strength of light fixture according to pwm signal.
4. a kind of lamp control system based on power line according to claim 3, is characterized in that: described LED light fixture comprises two LED lamps of sending out different colours, and one of them is circular LED lamp, and another arranges ringwise and be enclosed within outside circular LED lamp.
5. a kind of lamp control system based on power line according to claim 4, is characterized in that: described input unit is also provided with identification code input unit, and described control device is provided with the identifier matching with identification code.
6. a kind of lamp control system based on power line according to claim 4, is characterized in that: described control device is provided with physical address; Described signal input device comprises physical address loader.
7. the method for controlling lamp based on power line, is characterized in that: comprise the following steps:
1), by signal input device input control signal;
2), control signal is loaded on power line through power line modulation module;
3), power line demodulation module by control signal demodulation out, and be transferred to the control device of light fixture;
4), control device carries out brightness or colour temperature adjusting according to control signal to light fixture.
8. a kind of method for controlling lamp based on power line according to claim 7, it is characterized in that: described light fixture comprises at least two LED lamps of sending out different colours, described control device is provided with for regulating processor and the control circuit of LED lamp fluorescent lifetime and brightness, processor receives after control signal, to control circuit, send pwm signal, according to the size of the output current of the corresponding LED lamp of the duty cycle adjustment of pwm signal.
9. a kind of method for controlling lamp based on power line according to claim 8, is characterized in that: described LED light fixture comprises two LED lamps of sending out different colours, and one of them is annular LED lamp, and the LED lamp of annular is placed on outside another; The colour temperature numerical value of two LED lamps is respectively A, B; A, B are the numerical value between 0 ~ 255; When needs are controlled LED light fixture, to send brightness be C; Colour temperature is D; The brightness that processor can send two LED lamps of pwm signal control is respectively X, Y; Now have: X+Y=C; X*A+Y*B=D*C.
10. a kind of method for controlling lamp based on power line according to claim 7, is characterized in that: when carrying out step 1), also by signal input device input can with the control device identification code that matches;
Between step 3) and step 4), also have:
3.5), control device is provided with coding, control device check identification code whether with codes match, if coupling enters into step 4); Otherwise stop.
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| CN106439528B (en) * | 2016-09-29 | 2023-11-24 | 普天智能照明研究院有限公司 | LED lamp with adjustable illumination parameters and adjusting method |
| CN106658844A (en) * | 2016-12-19 | 2017-05-10 | 天津港联盟国际集装箱码头有限公司 | Rubber-tired crane LED light source energy saving system |
| CN108811273A (en) * | 2018-05-09 | 2018-11-13 | 苏州瑞腾照明科技股份有限公司 | To the control method of light source in a kind of dimming lamp |
| CN109982491A (en) * | 2018-06-07 | 2019-07-05 | 杨玲 | A kind of light adjusting controller and lamp light control system based on Novel electric line of force carrier wave |
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