CN111295016A - Dimming method and system of single-live-wire dimming device - Google Patents
Dimming method and system of single-live-wire dimming device Download PDFInfo
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- CN111295016A CN111295016A CN202010103232.5A CN202010103232A CN111295016A CN 111295016 A CN111295016 A CN 111295016A CN 202010103232 A CN202010103232 A CN 202010103232A CN 111295016 A CN111295016 A CN 111295016A
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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
A method of dimming a single hot line dimmer, comprising: the single chip microcomputer control module receives a control instruction or sends synchronous data; the zero-crossing detection circuit captures a zero-point signal of 50 or 60Hz alternating current in the mains supply, so that a charging signal is provided for charging a capacitor in the single-live-wire power-taking circuit, and a time base is provided for realizing accurate software dimming; the electronic switch circuit receives the control signal sent by the singlechip control module and adjusts the effective level time of the control signal in a period to realize the brightness adjustment of the load lamp. Compared with the prior art, the method has the following beneficial effects: the application mainly applies the stepless dimming method in the single-live-wire dimming device in the field of Internet of things technology and smart families, provides the dimming method which is suitable for all dimming lamp types and achieves a good stepless dimming effect, and completely avoids the problems of dimming difference and flicker caused by the fact that different load lamps are carried due to the fact that the power taking capability of the silicon controlled rectifier is weak.
Description
Technical Field
The application relates to the field of smart homes, in particular to a dimming method of a single live wire dimming device.
Background
In the prior art, there is one of the following methods for dimming a lamp:
1. zero-fire dimming switch:
the existing zero-fire switch has the using condition that a zero line and a fire line are distributed in advance in a hidden box on a wall, the equipment mainly performs silicon controlled rectifier chopping by matching a single chip microcomputer module with related hardware so as to achieve the dimming effect, and the dimming method mainly performs zero-crossing detection through interruption so as to control the conduction and the turn-off of a silicon controlled rectifier. However, only one live wire is arranged in the switch concealed boxes of most buildings at home and abroad at present, and the scheme has the main defects that the switch point positions in rooms need to be re-wired, and a zero line is added, so that the single chip microcomputer module in the equipment is powered, and the wiring cost and the labor cost are greatly input.
2. The wireless dimmer switch:
the existing wireless dimming switch mainly comprises wireless dimming equipment and a wireless dimming lamp, wherein the wireless dimming equipment is controlled by a single chip microcomputer with radio frequency and emits a control signal outwards, the wireless dimming lamp is used for receiving dimming data by the single chip microcomputer with the radio frequency and then outputting a duty ratio through PWM (pulse width modulation) of a single chip microcomputer adjusting pin on the dimming lamp, so that a dimming effect is achieved. However, the whole dimming system must be used by two sets of equipment in a matched manner, secondly, the lamp has high requirements, the type of the dimming lamp must be an intelligent dimming lamp, the dimming lamp cannot be suitable for non-intelligent dimming lamps in the market, and the price is high.
3. Single-fire dimmer switch:
the existing single-fire dimming switch mainly gets electricity through the silicon controlled rectifier to supply a single chip microcomputer on equipment to work, and then when wireless data is received or local dimming action is detected, a single chip microcomputer control module is switched on and off through adjusting the silicon controlled rectifier, so that the dimming effect is achieved, and dimming data is reported to corresponding receiving equipment. However, this dimming method is single, the load types include resistive load, capacitive load and inductive load, the load wattages are different, as small as 3w, as large as infinity, and the difference of these load lamps will cause a large difference in dimming effect if only one dimming method is used during dimming; and the power consumption of the single chip is higher when the equipment receives and sends data and is in a static mode, and the situation of flashing light easily occurs when different load lamps are matched for switching and dimming.
Therefore, in the prior art, the main defect of the single-fire switch is that the dimming method of the equipment is single, and the equipment cannot be adapted to various loads, so that the dimming effect is poor; meanwhile, the single-chip microcomputer control module has large power consumption, and the radio frequency is required to be started in the dimming and switching processes, so that the single-chip microcomputer control module is in a transmitting or receiving state, the current of the control module is further increased, the load is required to be excessively large in the single-fire electricity taking process, and the load lamp with small wattage is easy to flicker.
Disclosure of Invention
The main objective of the present application is to provide a dimming method for a single live wire dimming device, which includes:
the single chip microcomputer control module receives a control instruction or sends synchronous data;
the zero-crossing detection circuit captures a 50Hz or 60Hz alternating current zero-point signal in the mains supply, so that a charging signal is provided for charging a capacitor in the single-live-wire power-taking circuit, and a time base is provided for realizing accurate software dimming;
the electronic switch circuit receives the control signal sent by the singlechip control module and adjusts the effective level time of the control signal in a period to realize the brightness adjustment of the load lamp.
Optionally, the dimming method of the single hot line dimming device further includes:
the electricity taking module obtains current from the live wire of the mains supply through circuit conversion, supplies the current to the single-chip microcomputer control module for use, and simultaneously provides current for control and communication of the whole system.
Optionally, the single chip microcomputer control module is a single chip microcomputer with a wireless transmission function or other single chip microcomputers with a low power consumption mode.
Optionally, the dimming method of the single hot line dimming device further includes:
when the dimming lamp is turned off, the single live wire dimming device keeps the first mode, and the single chip microcomputer control module turns off the radio frequency receiving function of the radio frequency receiving module of the single live wire dimming device.
Optionally, when the single-live wire dimming device maintains the first mode, the single-chip microcomputer control module sets a wakeup gap, and periodically sends data to the gateway and retrieves the switching data that the gateway needs to send.
Optionally, the dimming method of the single hot line dimming device further includes:
when the dimming lamp is turned on, the single-live-wire dimming device keeps in a second mode, the single-chip microcomputer control module turns on a radio frequency receiving function of the radio frequency receiving module, and the radio frequency receiving module receives dimming data or switching data sent by the gateway.
According to another aspect of the present application, there is also provided a dimming system of a single live wire dimming device, comprising:
the singlechip control module is used for receiving a control instruction or sending synchronous data;
the zero-crossing detection circuit is used for capturing a 50Hz or 60Hz alternating current zero-point signal in commercial power, so that a charging signal is provided for charging a capacitor in the single-fire power circuit, and a time base is provided for realizing accurate software dimming;
and the electronic switch circuit is used for receiving the control signal sent by the singlechip control module and adjusting the brightness of the load lamp by adjusting the effective level time of the control signal in one period.
The application also discloses a computer device, which comprises a memory, a processor and a computer program stored in the memory and capable of being executed by the processor, wherein the processor realizes the method of any one of the above items when executing the computer program.
The application also discloses a computer-readable storage medium, a non-volatile readable storage medium, having stored therein a computer program which, when executed by a processor, implements the method of any of the above.
The present application also discloses a computer program product comprising computer readable code which, when executed by a computer device, causes the computer device to perform the method of any of the above.
Compared with the prior art, the method has the following beneficial effects:
the application mainly applies the stepless dimming method in the single-live-wire dimming device in the field of Internet of things technology and smart families, provides the dimming method which is suitable for all dimming lamp types (tungsten filament lamps, dimming LED lamps, incandescent lamps and spot lamps) and achieves a good stepless dimming effect, and completely solves the problems of dimming difference and flicker caused by the fact that different load lamps are carried due to the fact that the power taking capability of the silicon controlled rectifier is weak.
According to the technical scheme, the equipment can enter different control modes in different states of the load lamp, so that the single chip microcomputer module can reduce the demand for current and reduce power consumption, and the problem that the equipment is easy to flicker is solved; meanwhile, the dimming method is switched by matching the equipment with the mobile phone end, so that the problems of uneven dimming and jitter easily occurring when the equipment is used for dimming different load types are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the invention and do not limit it. In the drawings:
fig. 1 is a flow chart illustrating a dimming method of a single hot line dimming device according to an embodiment of the present application;
fig. 2 is a flow chart illustrating a dimming method of a single hot line dimming device according to an embodiment of the present application;
fig. 3 is a flow chart illustrating a dimming method of a single hot line dimming device according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a computer device according to one embodiment of the present application; and
FIG. 5 is a schematic diagram of a computer-readable storage medium according to one embodiment of the present application.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 3, an embodiment of the present application provides a dimming method of a single hot line dimming apparatus, including:
s2: the single chip microcomputer control module receives a control instruction or sends synchronous data;
s4: the zero-crossing detection circuit captures a 50Hz or 60Hz alternating current zero-point signal in the mains supply, so that a charging signal is provided for charging a capacitor in the single-live-wire power-taking circuit, and a time base is provided for realizing accurate software dimming;
s6: the electronic switch circuit receives the control signal sent by the singlechip control module and adjusts the effective level time of the control signal in a period to realize the brightness adjustment of the load lamp.
In an embodiment of the present application, the dimming method of the single live wire dimming device further includes:
the electricity taking module obtains current from the live wire of the mains supply through circuit conversion, supplies the current to the single-chip microcomputer control module for use, and simultaneously provides current for control and communication of the whole system.
In an embodiment of the present application, the single chip microcomputer control module is a single chip microcomputer with a wireless transmission function or other single chip microcomputer mounted wireless transmission modules with a low power consumption mode.
In an embodiment of the present application, the dimming method of the single live wire dimming device further includes:
when the dimming lamp is turned off, the single live wire dimming device keeps the first mode, and the single chip microcomputer control module turns off the radio frequency receiving function of the radio frequency receiving module of the single live wire dimming device.
In an embodiment of the present application, when the single-fire wire dimming device maintains the first mode, the single-chip microcomputer control module sets the wakeup gap, and sends data to the gateway at regular time and retrieves the switch data that needs to be sent by the gateway.
In an embodiment of the present application, the dimming method of the single live wire dimming device further includes:
when the dimming lamp is turned on, the single-live-wire dimming device keeps in a second mode, the single-chip microcomputer control module turns on a radio frequency receiving function of the radio frequency receiving module, and the radio frequency receiving module receives dimming data or switching data sent by the gateway.
An embodiment of the present application further provides a dimming system of a single live wire dimming device, including:
the singlechip control module is used for receiving a control instruction or sending synchronous data;
the zero-crossing detection circuit is used for capturing a 50Hz or 60Hz alternating current zero-point signal in commercial power, so that a charging signal is provided for charging a capacitor in the single-fire power circuit, and a time base is provided for realizing accurate software dimming;
and the electronic switch circuit is used for receiving the control signal sent by the singlechip control module and adjusting the brightness of the load lamp by adjusting the effective level time of the control signal in one period.
Referring to fig. 2, the present application has, but is not limited to, a single live wire power supply circuit, a zero-crossing detection circuit, an electronic switching circuit, and other circuit modules. The electricity taking module in the single-live-wire dimming switch is responsible for obtaining current from the live wire of the mains supply through circuit conversion and supplying the current to the single-chip microcomputer control module for use, and the current is provided for control and communication of the whole system. The singlechip control module can be a singlechip with a wireless transmitting function or other singlechips with a low power consumption mode and carry other wireless transmitting modules and is used for receiving control instructions or sending synchronous data; the zero-crossing detection circuit is used for capturing a 50Hz or 60Hz alternating current zero-point signal in the mains supply, so as to provide a charging signal for charging a capacitor in the single live wire power taking circuit and provide a time base for realizing accurate software dimming; the electronic switch circuit receives the control signal of the singlechip, and realizes the brightness adjustment of the load lamp by adjusting the effective level time of the control signal in a period.
The implementation mode of switching the working mode of the singlechip control module under different states of the load lamp is realized:
and when the load lamp is turned on, the equipment wakes up from the low power consumption mode to enter a normal working mode, and simultaneously turns on the data monitoring function of the radio frequency transmitting module so as to receive dimming or switching data sent by the gateway. The equipment starts radio frequency receiving in normal working mode, the claim for current is large at this moment, and if the condition of flashing light appears very easily in the light-off mode. Under the condition that the load lamp is turned off, the single chip microcomputer control module turns off the radio frequency receiving function of the equipment and simultaneously enters a low power consumption mode, at the moment, the single chip microcomputer control module can set a wakeup gap, regularly sends data to the gateway and retrieves the switching data (not receiving dimming data) required to be issued by the gateway, and the consumption of current can be reduced to the maximum extent by enabling the single chip microcomputer to enter low power consumption and turn off radio frequency receiving; the normal operation of the equipment can be ensured when the equipment is connected with a low-power load, and the condition of flashing light can not occur completely.
The implementation mode of the non-difference dimming of any type of load lamps is realized:
as shown in the schematic diagram of fig. 3, when the dimming method is adapted to any load, a user may send a bulb type to the single-live-wire dimming device on the wireless control device when adapting to different load lamp types, and when the single-live-wire dimming device receives a corresponding instruction, the single-live-wire dimming device may switch to a specified dimming algorithm, the device may automatically set minimum dimming values of different load types, set different dimming curves, and adapt to a suitable algorithm for load lamps of any type of load, thereby solving the problems of non-uniform minimum brightness of the device and non-uniform dimming brightness.
In the present application, whether the rf module and the mcu module are separate or integrated into a single chip, all of the control modules in the dimmer are within the scope of the present application.
In addition, in the present application, the wireless receiving device that sends data to the gateway may be a mobile phone or other communication method capable of communicating with the gateway, and the method of sending the latest brightness, bulb type or switching dimming algorithm to the gateway is within the scope of the present application.
Compared with the prior art, the method has the following beneficial effects:
1. the controller is in the state of awakening up when turning on the light, can realize accurate adjusting luminance, and the controller is in dormancy when turning off the light, but still keeps the receiving function of radio frequency module, can effectual reduction equipment's consumption to reach the effect that the light of little load does not dodge.
2. The dimming value is set after the next dimming cycle arrives, so that the condition that the equipment is dimmed, and jumps obviously and flickers are avoided.
3. The method can effectively avoid the problem that the minimum dimming values of different loads are different by sending the minimum dimming brightness through the wireless receiving display equipment.
4. The wireless receiving display equipment issues the bulb types, different types of bulbs have different dimming characteristics, and different dimming algorithms need to be operated according to different types, so that the optimal dimming effect is achieved.
Referring to fig. 4, the present application further provides a computer device including a memory, a processor, and a computer program stored in the memory and executable by the processor, wherein the processor implements the method of any one of the above methods when executing the computer program.
Referring to fig. 5, a computer-readable storage medium, a non-volatile readable storage medium, having stored therein a computer program which, when executed by a processor, implements any of the methods described above.
A computer program product comprising computer readable code which, when executed by a computer device, causes the computer device to perform the method of any of the above.
It will be apparent to those skilled in the art that the modules or steps of the present invention described above may be implemented by a general purpose computing device, they may be centralized on a single computing device or distributed across a network of multiple computing devices, and they may alternatively be implemented by program code executable by a computing device, such that they may be stored in a storage device and executed by a computing device, or fabricated separately as individual integrated circuit modules, or fabricated as a single integrated circuit module from multiple modules or steps. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A method of dimming a single hot line dimmer, comprising:
the single chip microcomputer control module receives a control instruction or sends synchronous data;
the zero-crossing detection circuit captures a 50Hz or 60Hz alternating current zero-point signal in the mains supply, so that a charging signal is provided for charging a capacitor in the single-live-wire power-taking circuit, and a time base is provided for realizing accurate software dimming;
the electronic switch circuit receives the control signal sent by the singlechip control module and adjusts the effective level time of the control signal in a period to realize the brightness adjustment of the load lamp.
2. The method of claim 1, further comprising:
the electricity taking module obtains current from the live wire of the mains supply through circuit conversion, supplies the current to the single-chip microcomputer control module for use, and simultaneously provides current for control and communication of the whole system.
3. The dimming method of a single-live wire dimming device according to claim 2, wherein the single-chip microcomputer control module is a single-chip microcomputer with a wireless transmission function or other single-chip microcomputers with a low power consumption mode.
4. The method of claim 3, further comprising:
when the dimming lamp is turned off, the single live wire dimming device keeps the first mode, and the single chip microcomputer control module turns off the radio frequency receiving function of the radio frequency receiving module of the single live wire dimming device.
5. The dimming method of a single fire wire dimming device according to claim 4, wherein when the single fire wire dimming device maintains the first mode, the single fire wire dimming device sets a wake-up gap, and periodically sends data to the gateway and retrieves the switching data required to be sent by the gateway.
6. The method of claim 5, further comprising:
when the dimming lamp is turned on, the single-live-wire dimming device keeps in a second mode, the single-chip microcomputer control module turns on a radio frequency receiving function of the radio frequency receiving module, and the radio frequency receiving module receives dimming data or switching data sent by the gateway.
7. A dimming system for a single hot wire dimmer, comprising:
the singlechip control module is used for receiving a control instruction or sending synchronous data;
the zero-crossing detection circuit is used for capturing a 50Hz or 60Hz alternating current zero-point signal in commercial power, so that a charging signal is provided for charging a capacitor in the single-fire power circuit, and a time base is provided for realizing accurate software dimming;
and the electronic switch circuit is used for receiving the control signal sent by the singlechip control module and adjusting the brightness of the load lamp by adjusting the effective level time of the control signal in one period.
8. A computer device comprising a memory, a processor and a computer program stored in the memory and executable by the processor, wherein the processor implements the method of any one of claims 1-6 when executing the computer program.
9. A computer-readable storage medium, a non-transitory readable storage medium, having stored therein a computer program, characterized in that the computer program, when executed by a processor, implements the method according to any one of claims 1-6.
10. A computer program product comprising computer readable code that, when executed by a computer device, causes the computer device to perform the method of any of claims 1-6.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010103232.5A CN111295016A (en) | 2020-02-19 | 2020-02-19 | Dimming method and system of single-live-wire dimming device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010103232.5A CN111295016A (en) | 2020-02-19 | 2020-02-19 | Dimming method and system of single-live-wire dimming device |
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| CN202010103232.5A Pending CN111295016A (en) | 2020-02-19 | 2020-02-19 | Dimming method and system of single-live-wire dimming device |
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| CN115955748A (en) * | 2023-01-10 | 2023-04-11 | 北京卡特加特智能科技有限公司 | Single-fire dimming self-adaption method, system and device and lamp |
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Application publication date: 20200616 |