CN110267420A - The control method of energy saving lamp system and energy saving lamp system - Google Patents
The control method of energy saving lamp system and energy saving lamp system Download PDFInfo
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- CN110267420A CN110267420A CN201910543110.5A CN201910543110A CN110267420A CN 110267420 A CN110267420 A CN 110267420A CN 201910543110 A CN201910543110 A CN 201910543110A CN 110267420 A CN110267420 A CN 110267420A
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- lamp system
- duty cycle
- energy
- pwm duty
- saving lamp
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of energy conservation lamp system and energy-saving lamp system control method, wherein the energy conservation lamp system includes: millimetre-wave radar, detection scanning region is configured to, and after there is object, to the motion information of processing unit feedback target object；Processing unit is configured to adjust PWM duty cycle in real time according to the object movement information received.By the system and method, the reliability of energy saving lighting control system can be improved, and then improve energy-saving efficiency.
Description
Technical field
The present invention relates to lamp control technologies, more particularly to the control method of a kind of energy saving lamp system and energy saving lamp system.
Background technique
Existing energy conservation lighting control system is divided into two classes substantially: one kind is the energy saving lighting control system based on infrared acquisition；Two classes are
Energy saving lighting control system based on acoustic control detection；Energy saving lighting control system of the three classes based on doppler radar.Wherein, based on infrared
The energy saving lighting control system of detection is that there are temperature differences with environment based on target, thus by judging in certain area with the presence or absence of mesh
Mark, realizes the energy conservation of lamps and lanterns.And the energy saving lighting control system based on doppler radar is by judging within the scope of search coverage
Whether moving target is had, to carry out the adjusting of energy-saving lamp.
Lamp control systems energy saving for above-mentioned these, the energy saving lighting control system based on infrared acquisition there are the shortcomings that have:
(1) angle detected is uncontrollable, so as to cover all areas of detection；
(2) infrared acquisition is easy failure when having smog；
(3) it is infrared to be relatively easy to not work when temperature is higher.
Based on acoustic control detection energy saving lighting control system the shortcomings that be susceptible to interference, the more difficult control of the critical point of lamp on/off
System, equally exists the uncontrollable disadvantage of efficiency.And the shortcomings that energy saving lighting control system based on doppler radar is to work as target
When keeping static in scanning area, radar cannot be recognized and efficiency is uncontrollable.
Summary of the invention
The technical problem to be solved is that the reliabilities for how improving energy saving lighting control system for the embodiment of the present invention, and then improve
Energy-saving efficiency.
In order to solve the above technical problems, technical solution provided in an embodiment of the present invention is as follows:
A kind of energy saving lamp system of the invention, comprising: millimetre-wave radar is configured to detection scanning region, and mesh occurring
After marking object, to the motion information of processing unit feedback target object；Processing unit is configured to according to the object movement letter received
Breath, adjusts PWM duty cycle in real time.
Preferably, the processing unit prejudges the position of object subsequent time according to the object movement information received
It sets；When judging that object subsequent time is in scanning area, then PWM duty cycle is adjusted according to the relative distance of object；When sentencing
Disconnected object subsequent time leaves the scanning area, reduces PWM duty cycle to the energy saving lamp system and returns to original state.
Preferably, when object speed is 0, the processing unit keeps existing PWM duty cycle constant.
Preferably, the processing unit is calculated as timestamp to preset time at the time of object speed is 0 using detecting
Afterwards, if detection reduces PWM duty cycle to the energy saving lamp system and return to initially less than the object of movement or newly-increased object
State.
Preferably, the processing unit and executes and background is gone to act by existing environment as background, makes the energy conserving system
Lamp returns to original state.
Preferably, the processing unit adjusts PMW duty ratio in real time, and then realizes energy conservation by the switch of control metal-oxide-semiconductor
Control.
The invention also discloses a kind of energy-saving lamp system control methods, are implemented by above-mentioned energy saving lamp system, comprising: visit
Survey scanning area；After there is object, the motion information of object is detected；It is real according to the object movement information received
When adjust PWM duty cycle.
Preferably, the object movement information that the basis receives, adjusting PWM duty cycle in real time includes: according to reception
The object movement information arrived prejudges the position of object subsequent time；When judging that object subsequent time is in scanning area,
PWM duty cycle is then adjusted according to the relative distance of object；When judging that object subsequent time leaves the scanning area, reduce
PWM duty cycle to the energy saving lamp system returns to original state.
Preferably, the object movement information that the basis receives, adjusting PWM duty cycle in real time includes: to work as object
When speed is 0, keep existing PWM duty cycle constant.
Preferably, described when object speed is 0, after keeping existing PWM duty cycle constant, further includes: to detect
Object speed is that timestamp is calculated to after preset time at the time of being 0, if detection is less than the object of movement or new gaining
Object is marked, PWM duty cycle to the energy saving lamp system is reduced and returns to original state.
The control method of a kind of energy saving lamp system and energy saving lamp system of the invention, can be realized based on millimetre-wave radar and sweeps
It retouches that region is controllable, and due to the characteristic of millimetre-wave radar, is not affected by, so as to according to the distance of target,
By adjusting PWM duty cycle in real time, the efficiency of saving lamp power source is improved.
Detailed description of the invention
Fig. 1 is a kind of flow chart of embodiment of control method of energy saving lamp system of the invention.
Specific embodiment
Current energy saving lighting control system, such as energy saving lighting control system based on infrared acquisition, the energy-saving lamp based on acoustic control detection
Control system and energy saving lighting control system based on doppler radar are more or less all deposited as search coverage is limited, are easy
By external environmental interference, and recognize that the problems such as uncontrollable is affected so as to cause energy-saving lamp control energy saving of system efficiency.
The control method of a kind of energy saving lamp system and energy saving lamp system of the invention, can be realized based on millimetre-wave radar and sweeps
It retouches that region is controllable, and due to the characteristic of millimetre-wave radar, is not affected by, so as to according to the distance of target,
By adjusting PWM duty cycle in real time, the efficiency of saving lamp power source is improved.
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Embodiment 1
Present embodiment discloses a kind of energy saving lamp systems.In the present system, including millimetre-wave radar.Millimetre-wave radar can be with
The distance of object, speed are distinguished, three aspect information of angle can easier complete object by this three aspects information
The tracking of body.It by millimetre-wave radar, can be used for detection scanning region, and newly-increased object occur detecting in one's respective area
When, to the motion information of processing unit feedback target object.
This energy conservation lamp system further includes a processing unit, such as STM32 processor, is received for basis from millimetre-wave radar
Object movement information, calculate the distance and speed of newly-increased object, adjust PWM duty cycle in real time, improve energy-saving lamp electricity
The efficiency in source.When energy saving lamp system handles LED light brightness, since the brightness of LED light is voltage-sensitive, pass through tune
Its duty ratio (as soon as ratio that high level is accounted in whole cycle in the pulse period) of whole PWM, can control voltage value, to intervene
Energy Saving Control is realized in the brightness of LED light.
In specific implementation, processor calculates the relative distance and relative velocity of newly-increased object and energy-saving lamp, prejudges object
The position of the subsequent time of body.The processing unit prejudges object subsequent time according to the object movement information received
Position.
When judging that object subsequent time is in scanning area, then PWM duty cycle is adjusted according to the relative distance of object.
For example, when the object movement information and pre-determined distance gradient that be fed back according to millimetre-wave radar, judge object lower a moment to
Energy-saving lamp is close, then can reduce energy-saving lamp brightness by reducing PWM duty cycle, in order to avoid object, if people is due to close to energy-saving lamp
Discomfort is generated because light is excessively bright afterwards；Correspondingly, can then be accounted for by increasing PWM when judging that object lower a moment is far from energy-saving lamp
Empty ratio is to step up energy-saving lamp brightness, to improve long distance illumination, thus make object, if people can see its peripheral situation clearly,
Formation is got brighter and gradually dark Lighting control.Be also possible on the contrary, object close to when improve brightness of illumination, and in object
Brightness of illumination is reduced when separate, or after there is newly-increased object, directly raising lamp brightness is most bright.In short, according to pre-
If Energy Saving Control strategy, can choose corresponding setting.It will be appreciated by persons skilled in the art that it belongs to this implementation
Within the protection scope of example.
When judging that object subsequent time leaves the scanning area, reduces PWM duty cycle to the energy saving lamp system and return
To original state.The original state, can be closes the energy saving lamp system, or can be controlled by PWM, makes energy conservation
Lamp brightness is in reduced levels, such as 10%.
In specific implementation, energy saving lamp system can be by, as background, realizing in algorithm using existing environment and going to carry on the back
The movement of scape, so that energy saving lamp system be made to return to original state.The processing unit adjusts PMW duty ratio in real time, and then passes through
The switch for controlling metal-oxide-semiconductor realizes Energy Saving Control.
In specific implementation, when object speed is 0, the processing unit keeps existing PWM duty cycle constant.It is described
Processing unit is calculated using detecting at the time of object speed is 0 as timestamp to after preset time, and such as two minutes, if visited
The object or newly-increased object for not detecting movement then reduce PWM duty cycle to the energy saving lamp system and return to original state.Make
Energy saving lamp system returns to original state, can be realized by manner as described above, details are not described herein again.
Embodiment 2
As shown in Figure 1, a kind of control method of energy saving lamp system of the present embodiment, can pass through section described in embodiment 1
It can the implementation of lamp system system.Specifically, the control method of the energy saving lamp system may include following steps:
Step S101, detection scanning region.
Step S102 detects the motion information of object after there is object.
In specific implementation, can be implemented by millimetre-wave radar, so that the motion information of object is obtained, such as distance, speed
Degree and angle etc..
Step S103 adjusts PWM duty cycle according to the object movement information received in real time.
In specific implementation, PWM duty cycle is adjusted in real time, and then Energy Saving Control is realized by the switch of control metal-oxide-semiconductor.
In specific implementation, the step S103 may include: to prejudge target according to the object movement information received
The position of object subsequent time；When judging that object subsequent time is in scanning area, then adjusted according to the relative distance of object
PWM duty cycle；When judging that object subsequent time leaves the scanning area, PWM duty cycle is reduced to the energy saving lamp system
Return to original state.
In above-mentioned specific implementation, existing environment as background, and is executed and background is gone to act by the processing unit, is made
The energy conserving system lamp returns to original state.
In specific implementation, the step S103 can also include: to keep existing PWM duty when object speed is 0
Than constant.
Step S104 can't detect moving target object in preset time, restore PWM duty cycle to original state.
After step S103, if speed is always 0 to object after a preset time lapses, restore energy saving lamp system extremely
Original state is calculated as timestamp to after preset time at the time of object speed is 0 using detecting, if detection is less than fortune
Dynamic object or newly-increased object reduces PWM duty cycle to the energy saving lamp system and returns to original state.
Those of ordinary skill in the art will appreciate that the present embodiment 2 and embodiment 1 are based on the same inventive concept, therefore to close
The corresponding contents of embodiment 1 are referred in the related content of the present embodiment 2, details are not described herein again.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include: ROM, RAM, disk or CD etc..
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (10)
1. a kind of energy conservation lamp system characterized by comprising
Millimetre-wave radar is configured to detection scanning region, and the movement after there is object, to processing unit feedback target object
Information；
Processing unit is configured to adjust PWM duty cycle in real time according to the object movement information received.
2. energy conservation lamp system as described in claim 1, which is characterized in that
The processing unit prejudges the position of object subsequent time according to the object movement information received；
When judging that object subsequent time is in scanning area, then PWM duty cycle is adjusted according to the relative distance of object；When sentencing
Disconnected object subsequent time leaves the scanning area, reduces PWM duty cycle to the energy saving lamp system and returns to original state.
3. energy conservation lamp system as described in claim 1, which is characterized in that when object speed is 0, the processing unit is protected
It is constant to hold existing PWM duty cycle.
4. energy conservation lamp system as claimed in claim 3, which is characterized in that the processing unit is to detect object speed
It is calculated for timestamp to after preset time at the time of 0, if detection reduces PWM less than the object of movement or newly-increased object
Duty ratio to the energy saving lamp system returns to original state.
5. energy conservation lamp system as claimed in claim 2 or 4, existing environment as background, and is executed and is gone by the processing unit
Background movement, makes the energy conserving system lamp return to original state.
6. energy conservation lamp system as described in claim 1, which is characterized in that the processing unit adjusts PMW duty ratio in real time, into
And Energy Saving Control is realized by the switch of control metal-oxide-semiconductor.
7. a kind of energy-saving lamp system control method, which is characterized in that implemented by energy saving lamp system as described in claim 1,
Include:
Detection scanning region；
After there is object, the motion information of object is detected；
According to the object movement information received, PWM duty cycle is adjusted in real time.
8. energy-saving lamp system control method as claimed in claim 7, which is characterized in that the object fortune that the basis receives
Dynamic information, adjusting PWM duty cycle in real time includes:
According to the object movement information received, the position of object subsequent time is prejudged；
When judging that object subsequent time is in scanning area, then PWM duty cycle is adjusted according to the relative distance of object；
When judging that object subsequent time leaves the scanning area, reduces PWM duty cycle to the energy saving lamp system and return to just
Beginning state.
9. energy-saving lamp system control method as claimed in claim 7, which is characterized in that the object fortune that the basis receives
Dynamic information, adjusting PWM duty cycle in real time includes: to keep existing PWM duty cycle constant when object speed is 0.
10. as claimed in claim 9, which is characterized in that it is described when object speed is 0, keep existing PWM duty cycle not
After change, further includes:
It is calculated using detecting as timestamp to after preset time at the time of object speed is 0, if detection is less than the mesh of movement
Object or newly-increased object are marked, PWM duty cycle to the energy saving lamp system is reduced and returns to original state.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910543110.5A CN110267420A (en) | 2019-06-21 | 2019-06-21 | The control method of energy saving lamp system and energy saving lamp system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910543110.5A CN110267420A (en) | 2019-06-21 | 2019-06-21 | The control method of energy saving lamp system and energy saving lamp system |
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| CN110267420A true CN110267420A (en) | 2019-09-20 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013872A (en) * | 2017-03-07 | 2017-08-04 | 上海斐讯数据通信技术有限公司 | A kind of energy-conserving road lamp, energy-saving street lamp control system and control method |
| CN107734816A (en) * | 2017-11-16 | 2018-02-23 | 福建众益太阳能科技股份公司 | A kind of solar energy radar sensing lamp and its control method |
| CN207911103U (en) * | 2018-03-12 | 2018-09-25 | 王明辉 | A kind of intelligent street lamp control system based on millimetre-wave radar |
| CN207969026U (en) * | 2018-02-27 | 2018-10-12 | 杭州朗阳科技有限公司 | A kind of wisdom street lamp based on millimetre-wave radar |
-
2019
- 2019-06-21 CN CN201910543110.5A patent/CN110267420A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107013872A (en) * | 2017-03-07 | 2017-08-04 | 上海斐讯数据通信技术有限公司 | A kind of energy-conserving road lamp, energy-saving street lamp control system and control method |
| CN107734816A (en) * | 2017-11-16 | 2018-02-23 | 福建众益太阳能科技股份公司 | A kind of solar energy radar sensing lamp and its control method |
| CN207969026U (en) * | 2018-02-27 | 2018-10-12 | 杭州朗阳科技有限公司 | A kind of wisdom street lamp based on millimetre-wave radar |
| CN207911103U (en) * | 2018-03-12 | 2018-09-25 | 王明辉 | A kind of intelligent street lamp control system based on millimetre-wave radar |
Non-Patent Citations (1)
| Title |
|---|
| 梅开乡: "《电子电路设计与制作》", 31 August 2016 * |
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Application publication date: 20190920 |
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