CN102595738A - Illumination and energy-saving control system based on photoelectric sensor and pyroelectric technology - Google Patents
Illumination and energy-saving control system based on photoelectric sensor and pyroelectric technology Download PDFInfo
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- CN102595738A CN102595738A CN2012100575828A CN201210057582A CN102595738A CN 102595738 A CN102595738 A CN 102595738A CN 2012100575828 A CN2012100575828 A CN 2012100575828A CN 201210057582 A CN201210057582 A CN 201210057582A CN 102595738 A CN102595738 A CN 102595738A
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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 an illumination and energy-saving control system based on a photoelectric sensor and a pyroelectric technology and belongs to the field of electric illumination and energy-saving control system which uses a singlechip as a core part of a device, wherein a photoelectric sensing technology, the pyroelectric technology and an upper computer communication technology are combined by the core part. The illumination and energy-saving control system comprises a photoelectric sensor, an infrared detection module, a keyboard, an upper computer, the singlechip, a relay and a lamp, wherein the photoelectric sensor transmits a generated photoelectric signal to the singlechip; the infrared detection module transmits a generated pyroelectric signal to the singlechip; the keyboard pre-inputs an instruction to set the singlechip; the singlechip controls the relay; the relay controls the lamp on a circuit; and the upper computer and the singlechip are in data information communication connection. According to the system, the technical scheme of controlling a strong circuit through a weak circuit is designed, so that high electric isolation is provided to an electric circuit and an appliance circuit, and the safety of the electric circuit and people is ensured. The illumination and energy-saving control system has the advantages of energy conservation, safety and high efficiency.
Description
Technical field
The invention belongs to field of illumination systems, the electric lighting energy-saving control system that particularly photoelectric sense technology, pyroelectricity technology, the host computer communication technology is combined as a whole.
Background technology
Along with the high speed development of World Economics, human constantly continue to increase the focal issue that energy problem becomes international community gradually and paid close attention to for energy demand.Omnibearing competition has been launched in countries in the world in the contention to resource.The low-carbon (LC) life, energy-saving and emission-reduction, Green civilization becomes the fashion that people's daily life is pursued.The energy that is utilized in the prior art is non-renewable resource mostly, and in order to stop the resource consumption that continues to increase, efficient energy-saving becomes important problem direction in current each research field in the prior art.
Power consumption in the middle of the communal facility is very big, and wherein illumination has accounted for very big proportion again, and the lighting energy saving transformation in the middle of the communal facility is also just seemed particularly important.
The development of photoelectric sensor technology make it can with single-chip microcomputer between communicate by letter, make it can carry out the transmission of signal, so that control corresponding on-off control system with monolithic.
The pyroelectricity The Application of Technology makes it possible to make according to the variation of environment of limited production and judges that exactly replaced artificial controlling, it is connected with single-chip microcomputer, has realized the signal that provides through it, as the signal of conducting, controls light fixture.
The CAN bussing technique, strong according to it in the evident characteristic of distributed control such as each data between nodes real-time communication of network, shortened the construction cycle, formed international standard fieldbus, make the CAN bus to have obtained promoting widely in every field.
Summary of the invention
In order effectively to solve the deficiency that exists in the prior art; The invention provides a kind of photoelectric sense technology, pyroelectricity technology, host computer communication technology utilized is combined as a whole; Realization is with control forceful electric power road, light current road; Can isolate and protection electronic circuit and personal security for electronic circuit and appliance circuit provide good electricity, have energy-conservation, safe, lighting energy saving control system efficiently.
The present invention adopts following technical scheme:
Lighting energy saving control system based on photoelectric sensor and pyroelectricity technology is characterized in that: comprise photoelectric sensor TSL230B, infrared detection module HN911L, keyboard, host computer, AT89S51 single-chip microcomputer, relay, light fixture, described photoelectric sensor TSL230B passes to the AT89S51 single-chip microcomputer with the photosignal that produces; Described infrared detection module HN911L passes to the AT89S51 single-chip microcomputer with the pyroelectricity signal that produces; Described keyboard input instruction in advance is provided with the AT89S51 single-chip microcomputer, AT89S51 Single-chip Controlling relay, the light fixture on the control relay circuit; Described host computer carries out data message with the AT89S51 single-chip microcomputer and communicates by letter interconnected.
Described photoelectric sensor TSL230B comprises control end S0, S1, the logic control end S2 of output frequency, S3, and described control end S0, S1 are provided with through the sensitivity to photoelectric sensor TSL230B, change the surface area that receives illumination; The logic control end S2 of described output frequency, S3 change the signal of output, and the signal that will be produced after will changing is passed to the AT89S51 single-chip microcomputer.
Described infrared detection module HN911L comprises transducer, amplifier, comparator processor, signal processing circuit and delay circuit, during the circuit quiescent operation, and pin output high level, two pin output low levels; During the circuit dynamic duty, transducer receives infrared energy output signal, and this signal amplifies through amplifier; By comparator processor relatively; Handle through signal processing circuit, be used as drive signal by delay circuit output at last, and the signal that produces is passed to the AT89S51 single-chip microcomputer.
Through above-mentioned design, the present invention can bring following beneficial effect: traditional infrared detection module does not have temperature-compensation circuit, thereby; The result who surveys has certain deviation, is the HN911L module and the present invention adopts, and itself has temperature-compensation circuit; During detector work; Human body radiation and surrounding environment infrared radiation get into transducer together, and when temperature raise, the background infrared radiation strengthened; Transducer self polarization intensity is that the pyroelectricity signal of transducer output reduces, with the detection that obviously influences human body.Therefore, the temperature inside compensating circuit makes Amplifier Gain raise with the rising of ambient temperature, thereby has guaranteed the temperature stability of this transducer.
After photosignal that produces and pyroelectricity signal all passed to single-chip microcomputer, by keyboard input single-chip microcomputer is being provided with in advance, the Single-chip Controlling relay reaches with the strong circuit of weak control.Sort circuit not only can be isolated for electronic circuit and appliance circuit provide good electricity, can also protect electronic circuit and personal security.
The present invention and CAN bus are carried out interconnected, and carry out the real time data information communication through CAN bus and host computer, rely on its powerful communication to hold carrying capacity and real-time, and this regional lighting installation can reasonably be utilized according to the Treatment Analysis of host computer.Such design is efficient, reasonable, energy-conservation, good stability, safe, has the excellent popularization using value in the art.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Fig. 1 is that the lighting energy saving control system based on photoelectric sensor and pyroelectricity technology of the present invention is formed the structural representation block diagram.
Embodiment
As shown in the figure; The present invention is design like this: comprise photoelectric sensor TSL230B, infrared detection module HN911L, keyboard, host computer, AT89S51 single-chip microcomputer, relay, light fixture, described photoelectric sensor TSL230B passes to the AT89S51 single-chip microcomputer with the photosignal that produces; Described infrared detection module HN911L passes to the AT89S51 single-chip microcomputer with the pyroelectricity signal that produces; Described keyboard input instruction in advance is provided with the AT89S51 single-chip microcomputer, AT89S51 Single-chip Controlling relay, the light fixture on the control relay circuit; Described host computer carries out data message with the AT89S51 single-chip microcomputer and communicates by letter interconnected.
Described photoelectric sensor TSL230B comprises control end S0, S1, the logic control end S2 of output frequency, S3, and described control end S0, S1 are provided with through the sensitivity to photoelectric sensor TSL230B, change the surface area that receives illumination; The logic control end S2 of described output frequency, S3 change the signal of output, and the signal that will be produced after will changing is passed to the AT89S51 single-chip microcomputer.
Described infrared detection module HN911L comprises transducer, amplifier, comparator processor, signal processing circuit and delay circuit, during the circuit quiescent operation, and pin output high level, two pin output low levels; During the circuit dynamic duty, transducer receives infrared energy output signal, and this signal amplifies through amplifier; By comparator processor relatively; Handle through signal processing circuit, be used as drive signal by delay circuit output at last, and the signal that produces is passed to the AT89S51 single-chip microcomputer.
(1) is injected into indoor luminous flux according to outdoor sunlight, lets photoelectric sensor TSL230B gather.
(2), come the further sensitivity of adjustment TSL230B according to indoor different light demand.
(3) light intensity of gathering through TSL230B himself is converted into frequency and passes to the AT89S51 single-chip microcomputer, is the size of single-chip microcomputer according to the signal frequency of its output, opens the number of fluorescent tube.
(4) utilize infrared detection module HN911L, survey indoor.
(5) enter into search coverage as the people, produce signal, send into single-chip microcomputer, make its output unblanking electromagnetic relay, open light.
6) after the people left, after one section the time-delay, fluorescent tube extinguished automatically, even indoor brightness value is not enough, indoor lamp can not opened.
7) with communicating by letter of host computer the illumination in whole zone can both be moved according to intelligentized design, rather than a zonule of independent Equipment Control.
Running
Sunlight be injected into indoor after, gather through photoelectric sensor, the photoelectric sensor that the present invention adopts is TSL230B; Than general common transducer, the sensitivity of transducer self can not be regulated, and the transducer that the present invention adopts; Can pass through S0; The S1 end is provided with the sensitivity of himself, and then changes the surface area that receives illumination, and then through two logic control end S2, the S3 of output frequency the signal of output is changed; The signal that produces is passed to single-chip microcomputer.
The present invention has used traditional switch, gets into the control area in order effectively to control, and lamp is opened; The people leaves, the control area, and lamp extinguishes; The present invention adopts infrared detection module HN911L, and this module is by the pyroelectricity circuit, amplifying circuit, comparison process circuit and delay circuit.During the circuit quiescent operation, 1 pin output high level, 2 pin output low levels.In the time of dynamically, when promptly having mobile thermal objects to get into investigative range, transducer receives infrared energy, the small-signal of the about 1mV of output amplitude, frequency 0.3～7Hz.This signal amplifier amplifies, and by comparator relatively, handles through signal processing circuit, is used as drive signal by time-delay output at last.With the signal that produces, pass to single-chip microcomputer, as the signal of whether opening, replaced traditional switch with this signal.Traditional infrared detection module does not have temperature-compensation circuit, thereby the result of detection has certain deviation; And the present invention adopts is the HN911L module, and itself has temperature-compensation circuit, during detector work; Human body radiation and surrounding environment infrared radiation get into transducer together, and when temperature raise, the background infrared radiation strengthened; Transducer self polarization intensity is that the pyroelectricity signal of transducer output reduces, with the detection that obviously influences human body.Therefore, the temperature inside compensating circuit makes Amplifier Gain raise with the rising of ambient temperature, thereby has guaranteed the temperature stability of this transducer.
After photosignal that produces and pyroelectricity signal all passed to single-chip microcomputer, by keyboard input single-chip microcomputer is being provided with in advance, the Single-chip Controlling relay reaches with the strong circuit of weak control.Sort circuit not only can be isolated for electronic circuit and appliance circuit provide good electricity, can also protect electronic circuit and personal security.According to the intensity of illumination, in turn open three groups of light fixtures, make the intensity of illumination can satisfy the requirement of illumination.
The present invention and CAN bus are carried out interconnected, and carry out the real time data information communication through CAN bus and host computer, rely on its powerful communication to hold carrying capacity and real-time, and this regional lighting installation can reasonably be utilized according to the Treatment Analysis of host computer.
Claims (3)
1. based on photoelectric sensor and the technological lighting energy saving control system of pyroelectricity; It is characterized in that: comprise photoelectric sensor TSL230B, infrared detection module HN911L, keyboard, host computer, AT89S51 single-chip microcomputer, relay, light fixture, described photoelectric sensor TSL230B passes to the AT89S51 single-chip microcomputer with the photosignal that produces; Described infrared detection module HN911L passes to the AT89S51 single-chip microcomputer with the pyroelectricity signal that produces; Described keyboard input instruction in advance is provided with the AT89S51 single-chip microcomputer, AT89S51 Single-chip Controlling relay, the light fixture on the control relay circuit; Described host computer carries out data message with the AT89S51 single-chip microcomputer and communicates by letter interconnected.
2. the lighting energy saving control system based on photoelectric sensor and pyroelectricity technology according to claim 1; It is characterized in that: described photoelectric sensor TSL230B comprises control end S0, S1; The logic control end S2 of output frequency, S3; Described control end S0, S1 are provided with through the sensitivity to photoelectric sensor TSL230B, change the surface area that receives illumination; The logic control end S2 of described output frequency, S3 change the signal of output, and the signal that will be produced after will changing is passed to the AT89S51 single-chip microcomputer.
3. the lighting energy saving control system based on photoelectric sensor and pyroelectricity technology according to claim 1; It is characterized in that: described infrared detection module HN911L; Comprise transducer, amplifier, comparator processor, signal processing circuit and delay circuit; During the circuit quiescent operation, pin output high level, two pin output low levels; During the circuit dynamic duty, transducer receives infrared energy output signal, and this signal amplifies through amplifier; By comparator processor relatively; Handle through signal processing circuit, be used as drive signal by delay circuit output at last, and the signal that produces is passed to the AT89S51 single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100575828A CN102595738A (en) | 2012-03-07 | 2012-03-07 | Illumination and energy-saving control system based on photoelectric sensor and pyroelectric technology |
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| CN2012100575828A CN102595738A (en) | 2012-03-07 | 2012-03-07 | Illumination and energy-saving control system based on photoelectric sensor and pyroelectric technology |
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| CN102595738A true CN102595738A (en) | 2012-07-18 |
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| CN2012100575828A Pending CN102595738A (en) | 2012-03-07 | 2012-03-07 | Illumination and energy-saving control system based on photoelectric sensor and pyroelectric technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106132074A (en) * | 2016-07-20 | 2016-11-16 | 苏州福莱盈电子有限公司 | A kind of wiring board of blank pipe heat conduction |
| CN108184288A (en) * | 2017-12-28 | 2018-06-19 | 宁波丽安电子有限公司 | The constant current LED power supplies circuit and control method of a kind of self-starting |
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| CN101511145A (en) * | 2009-03-19 | 2009-08-19 | 克拉玛依地威诺节能有限责任公司 | Intelligent operation method of high-power LED lighting lamp |
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| US20110291571A1 (en) * | 2010-05-18 | 2011-12-01 | Fong Kai Usa Inc. | Intelligent energy-saving lamp |
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2012
- 2012-03-07 CN CN2012100575828A patent/CN102595738A/en active Pending
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| CN1747647A (en) * | 2005-08-05 | 2006-03-15 | 华南理工大学 | Self-adaptive light-source illuminating system and method for paster |
| CN101511145A (en) * | 2009-03-19 | 2009-08-19 | 克拉玛依地威诺节能有限责任公司 | Intelligent operation method of high-power LED lighting lamp |
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| US20110291571A1 (en) * | 2010-05-18 | 2011-12-01 | Fong Kai Usa Inc. | Intelligent energy-saving lamp |
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| CN106132074A (en) * | 2016-07-20 | 2016-11-16 | 苏州福莱盈电子有限公司 | A kind of wiring board of blank pipe heat conduction |
| CN108184288A (en) * | 2017-12-28 | 2018-06-19 | 宁波丽安电子有限公司 | The constant current LED power supplies circuit and control method of a kind of self-starting |
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Application publication date: 20120718 |