CN103974511A - Fuzzy logic light intensity regulation and control method based on multi-sensor measurement and data fusion - Google Patents
Fuzzy logic light intensity regulation and control method based on multi-sensor measurement and data fusion Download PDFInfo
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Abstract
The invention relates to a fuzzy logic light intensity regulation and control method based on multi-sensor measurement and data fusion. The method is used for detecting, regulating and controlling illumination intensity of microalgae. The method includes the following steps that illumination sensors acquire illumination intensity signals, and the illumination intensity signals are transmitted to a microprocessor; the microprocessor calculates data through a light intensity regulation and control fuzzy algorithm and a multi-sensor data fusion algorithm, and the result is transmitted to a fuzzy logic light intensity hierarchical regulation and control system; a control system regulates and controls different working states of an internal fuzzy logic hierarchical regulation and control LED lamplight set and an external fuzzy logic hierarchical regulation and control LED lamplight set. The method has the advantages that a user can more conveniently operate a bait microalgae reactor; light source equipment is suitable for reactors with different diameters and meets spectrum requirements for algae cultivation; reliable and accurate measurement parameters can be provided through light intensity regulation and control.
Description
[technical field]
The present invention relates to fishery cultivating microenvironment monitoring field, specifically, is a kind of fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion.
[background technology]
In prior art about fishery both culturing microalgae microenvironment monitoring field, there is following defect:
1. some bait micro-algae bioreactors only adopt the light source of natural daylight as system, when micro algae growth is to certain phase, microalgae cell density increases, blocking mutually of microalgae cell self makes the intensity of illumination in microalgae photobiological reactor center region become very weak, is difficult to meet the needs of micro-algae Fast Growth.
2. what some bait micro-algae bioreactors adopted is using natural daylight as external light source, is aided with the design of single fluorescent tube as built-in light source.The single fluorescent tube of the inner installation and deployment of retort is as internal light source, although system has reached by built-in light source is installed the effect that increases intensity of illumination, in the time that the outside available light of retort is weak, is still difficult to reach the optimum illumination intensity of bait micro-algae growth.
3. what some bait micro-algae bioreactors adopted is using natural daylight as external light source, many fluorescent tubes of the inner installation and deployment of retort are as the design of internal light source, this light source design mode has improved lighting effect, but can make the structure too complex of retort inside, affect circulating of the inner nutrient solution of tank, and at night because of without external light source, lighting effect poor effect.
4. what most of bioreactors adopted is fluorescent tube, and very easily broken, not only installation and repairing is very difficult, and caloric value is large, should not control temperature, and energy conversion efficiency is low.
5. what some bioreactors adopted is LED fluorescent tube, but fluorescent tube quantity is fixed, photochromic fixing, available intensity of illumination and spectral region cannot regulate, the only algae of the fixing kind of suitable cultivation, and that most of algae kind is cultivated the effect combining with blue light and white light is better.
The controllability deficiency of existing bait micro-algae bioreactor light source design, can not dynamically provide best intensity of illumination along with the different cultivation stages of microalgae cell, and the lighting effect of optimal spectrum can not be provided along with the variation of micro-algae kind.Because under same isocandela condition, the size that affects of the growth efficiency of monochromatic source on micro-algae is not quite similar for different types of micro-algae; In addition in the growth course of micro-algae, light transmittance in retort is nonlinear change, and the illumination value fixed light color fixing that existing light source design system provides, can not dynamically adjust intensity of illumination and spectral region according to the variation of microalgae density in retort, for reaction container inner cell provides enough illumination and the spectrum of suitable different algae kind photosynthetic responses, the productive rate increase that micro-algae is cultivated is relatively low, and phototranstormation efficiency is lower.
Chinese patent literature CN101724547A discloses a kind of method and apparatus that carries out microalgae culture experiment by LED tunable optical.But it can not dynamically adjust intensity of illumination and spectral region according to the variation of microalgae density in retort.At present, can automatically regulate photochromic, light intensity about one, and intensity of illumination and spectral region are dynamically adjusted in the variation of the microalgae density in tank for reflection equipment or method yet there are no relevant report.
[summary of the invention]
The object of the invention is for deficiency of the prior art, a kind of fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion is provided.
For achieving the above object, the technical scheme that the present invention takes is:
Based on a fuzzy logic light intensity regulate and control method for multisensor measurement and data fusion, detect and regulate and control the intensity of illumination of micro-algae, comprise following steps:
(1) by 2 optical sensor composition transducer groups, be placed on back-to-back in micro-algae retort, a LED fluorescent tube is arranged in the transparent glass tube of retort upper cover, 4 LED fluorescent tubes are arranged on the retort support below retort, and optical sensor is all connected with outside light intensity control with LED light tube group;
(2) optical sensor gathers intensity of illumination signal, and intensity of illumination signal is delivered to microprocessor;
(3) microprocessor carries out the calculating of light intensity regulation and control fuzzy algorithmic approach, Multisensor Data Fusion Algorithm to data, and result is delivered in fuzzy logic light intensity classification regulator control system;
(4) control system is carried out the regulation and control of different operating state to external classification regulation and control LED light group in fuzzy logic.
Described optical sensor group is arranged on the centre position of transparent pipe and retort outer wall in retort, and the weight setting of the data to the direction sensor collection of inside and outside both sides is 0.25 and 0.75.
Described data anastomosing algorithm is, establishes
the result that represents the n time sampling in i transducer short time, wherein maximum is
, minimum value is
, each sensor measurement arithmetic mean while sampling for n time continuously
for:
Wherein n>2, is arranged on the illuminance that a back-to-back group transducer of same position records and is:
in formula
represent a position sensor measurement arithmetic mean toward the outer side,
represent the sensor measurement arithmetic mean of a position towards inner side.
Described light intensity regulation and control fuzzy algorithmic approach is, LED light tube group switch in the light source of whole illumination system is divided into four kinds of operating states, obtain illuminance value in tank through Multi-sensor Fusion algorithm, calculate frustule concentration simultaneously, as the input variable of fuzzy reasoning controller, then again this input variable is done to standardization, its excursion is hinted obliquely in response domain, set up the corresponding relation between clear amount and fuzzy quantity by membership function, determine input value input as fuzzy control reasoning corresponding to the Linguistic Value of linguistic variable.Fuzzy control reasoning, taking rule base and input variable as foundation, obtains the ambiguous result of classification light source through fuzzy reasoning, realize the classification regulation and control to intensity of illumination by controlling the operating state of light source.
Described LED light tube group operating state is, all fluorescent tubes are all closed as operating state 0, and opening separately built-in fluorescent tube is operating state 1, then two fluorescent tubes opening on any diagonal of external light source are operating state 2, and all fluorescent tubes are all opened as operating state 3.
The invention has the advantages that:
1. the method for designing of the light source of external gradable regulation and control light intensity in adopting, built-in fluorescent tube number is 1, has reduced the quantity of fluorescent tube in bucket, has optimized the structure of reaction container, make more convenient to operate to bait micro-algae reactor of user, also convenient to the cleaning of reaction container.Light source adopts LED fluorescent tube, and fluorescent tube is adjustable apart from retort position, and LED fluorescent tube is photochromic adjustable, makes light source be applicable to the reactor of different-diameter and the spectrum demand that different algal species is cultivated.
2. adopt the illumination intensity value in multisensor measurement and Data Fusion of Sensor method measurements and calculations retort, for light intensity regulation and control provide reliable and accurate measurement parameter.
3. adopt fuzzy logic light intensity classification regulate and control method, can be according to the upgrowth situation of micro-algae in retort and micro-algae incubation light requirement, the light on and off of external light source in the each group of dynamic regulation, improve the precision of illumination control, make the growth of micro-algae can obtain all the time better illumination condition, and then make the cultivation productive rate of micro-algae higher, the development of both culturing microalgae and meticulous fishery is had to very large promotion.
[brief description of the drawings]
Accompanying drawing 1 is structural representation of the present invention.
Accompanying drawing 2 is light intensity control workflow diagrams.
Accompanying drawing 3 is fuzzy logic light intensity classification regulate and control method block diagrams.
Accompanying drawing 4 is the technical processs of cultivating bait micro-algae in the bioreactor adopting with interior external classification regulation and control light source.
Form one is that heart-shaped flat algae is the experimental data form of embodiment taking Asia.
[embodiment]
Below in conjunction with accompanying drawing, embodiment provided by the invention is elaborated.
The Reference numeral and the part that in accompanying drawing, relate to are as follows:
1. light intensity control 2. optical sensor groups
3.LED light tube group 4. retort supports
5. reacting tank body 6. transparent glass tubes
7. retort upper cover 8. optical sensor outlets
Refer to Fig. 1, Figure 1 shows that the device structure schematic diagram of a kind of fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion of the present invention.Described interior external light-source system comprises reacting tank body 5, retort upper cover 7, retort support 4, LED light tube group 3, light intensity control 1, optical sensor group 2 and transparent glass tube 6.Described retort upper cover 7 covers on reacting tank body 5, and described transparent glass tube 6 is fixed on retort upper cover 7 positions, middle.Described retort upper cover 7 is provided with optical sensor outlet 8.Described retort support 4 is fixed on reacting tank body 5 bottoms, and retort support 8 is Collapsible structure, adjustable bottom collapsing length.Described LED light tube group 3 is totally 5 LED fluorescent tubes, wherein a LED fluorescent tube is arranged in the transparent glass tube 6 being connected with retort upper cover 7, other LED fluorescent tubes are arranged on the support 4 of retort, are fixed on retort four direction all around, and every fluorescent tube is all connected with outside light intensity control 1.Described optical sensor group 2 is light exposure measurement equipment, is arranged on the centre position of transparent pipe in retort 6 and retort outer wall.Described light intensity control 1 with optical sensor group 2 by being connected via the data wire of optical sensor outlet 8.
It should be noted that, described LED lamp is wire LED lamp, and power is 25w, can be retort surface 4000～5000lux intensity of illumination is provided, and the photochromic of LED lamp can adjust accordingly with the algae kind of cultivating.The data that optical sensor measures are transferred on light intensity control through light exposure measurement equipment outlet by data wire, and light intensity control carries out light intensity regulation and control to light source.Four outside fluorescent tubes are arranged on the extension of pot bottom support, and the length of this part can be adjusted.Therefore, this cover light source can be placed in the retort of different inner diameters, for multiple Photoreactor provides light source.
The selection of LED lamp in light source, the impact of the growth efficiency of different LED light source on micro-algae is different, for most of algae kinds, under isocandela condition, the size order that affects of the growth efficiency of monochromatic source on micro-algae is: blue-ray LED > red-light LED > green light LED.Different Light combines the impact of the growth rate on the heart-shaped flat algae in Asia: ruddiness+blue-ray LED > green glow+blue-ray LED > ruddiness+blue light+green light LED > ruddiness+green light LED; Different Light combines the impact of the growth rate on Chaetoceros gracilis: ruddiness+blue light+green light LED > green glow+blue-ray LED > ruddiness+blue-ray LED > ruddiness+green light LED.So can adopt different photochromic LED lamps according to different algae kinds, change spectral region, can be different algae kinds more best light source is provided.
This topology layout design both can be multiple Photoreactor best light source was provided, and had reduced again the quantity of fluorescent tube in tank, had optimized the structure of retort.
Refer to Fig. 2, Figure 2 shows that light intensity control workflow diagram.Described light intensity control is made up of external classification regulation and control LED light tube group, optical sensor group, power module, microprocessor, isolating and protecting device, fuzzy logic light intensity classification regulator control system, multi-sensor data collection system, light intensity regulation and control fuzzy algorithmic approach, Multisensor Data Fusion Algorithm in fuzzy logic.Described multi-sensor data collection system is connected with microprocessor, the signal that optical sensor group (same position is installed one group of illuminance sensor back-to-back) is detected is delivered to microprocessor, after microprocessor uses light intensity regulation and control fuzzy algorithmic approach, Multisensor Data Fusion Algorithm that data are calculated, operation result is delivered in fuzzy logic light intensity classification regulator control system, and control system is carried out the regulation and control of different operating state to external classification regulation and control LED light group in fuzzy logic.
It should be noted that, in the design, the operating state of light irradiation apparatus is divided into following four kinds, make light intensity can carry out classification regulation and control, all fluorescent tubes are all closed as operating state 0, opening built-in fluorescent tube is separately operating state 1, two fluorescent tubes opening again on any diagonal of external light source are operating state 2, and all fluorescent tubes are all opened as operating state 3.
(1) Multisensor Data Fusion Algorithm of luminous intensity measurement:
The transducer of Photoreactor is mounted in the centre position between the center of reactor and the outer wall of reactor, because the induction angle of the photoinduction device on transducer cannot realize, the illuminance of both sides inside and outside reactor is responded to simultaneously, so one group of illuminance sensor is installed back-to-back at same position.
While utilizing transducer image data, the internal noise of transducer and environmental interference comprehensively be analyzed.Vertical analysis: for the repeatedly analysis of sampled result of a transducer, taking single-sensor as research object, measuring variance is a kind of synthesized attribute of sensor internal noise and environmental interference, this attribute is present in the overall process of measurement all the time, and once accidental interference may produce larger error to the result finally obtaining.Horizontal analysis: utilized the metrical information of multisensor in a certain sampling instant in horizontal analysis.
While adopting multiple transducers to sample, due to transducer towards difference, calculating in this position illuminance, the shared weight of measurement result of each transducer is also different.One group is 1:3 towards the volume ratio of nutrient solution in the measured reactor of two illuminance sensors of inside and outside both sides respectively, so internally the weight setting of the data of lateral direction transducer collection is 0.25 and 0.75.
Multi-sensor Fusion algorithm is as follows: establish
represent the result of the n time sampling in i transducer short time, wherein maximum
for, minimum value
for, each sensor measurement arithmetic mean while sampling for n time continuously
for:
Wherein n>2, is arranged on the illuminance that a back-to-back group transducer of same position records and is:
in formula
represent a position sensor measurement arithmetic mean toward the outer side,
represent the sensor measurement arithmetic mean of a position towards inner side.
(2) fuzzy logic light intensity classification regulate and control method
Refer to Fig. 3, Figure 3 shows that fuzzy logic light intensity classification regulate and control method block diagram.
Fuzzy logic light intensity classification regulate and control method and strategy are as follows: all fluorescent tube switches in the light source of whole illumination system are divided into four kinds of operating states, place back-to-back two optical sensors in the centre position of retort center and sidewall, the intensity of illumination signal that transducer gathers, after processing through D/A change-over circuit, obtain illuminance value in tank through above-mentioned Multi-sensor Fusion algorithm, calculate frustule concentration simultaneously, as the input variable of fuzzy reasoning controller, then again this input variable is done to standardization, its excursion is hinted obliquely in response domain, set up the corresponding relation between clear amount and fuzzy quantity by membership function, determine input value input as fuzzy control reasoning corresponding to the Linguistic Value of linguistic variable.Fuzzy control reasoning, taking rule base and input variable as foundation, obtains the ambiguous result of classification light source through fuzzy reasoning, realize the classification regulation and control to intensity of illumination by controlling the operating state of light source.Rule base is to obtain according to the light requirement model of bait micro-algae incubation and retort inner cell density variation model.
Micro-concentration of algae in micro-algae Initial stage of culture retort is lower, and outside natural daylight can meet the needs of micro-algae fast culture, and the in running order 0(of light irradiation apparatus i.e. all fluorescent tubes closes); Along with the continuous increase of micro-concentration of algae, the illumination condition variation of the center of close retort, the ambiguous result that light intensity regulator control system obtains the photometric data collecting after fuzzy logic analysis, compare from the illumination range lower limit (value of different algae kinds is different) of optimum micro algae growth, once ambiguous result exceeds lower limit, light irradiation apparatus will enter operating state 1(and only open built-in fluorescent tube), i.e. low light level illuminance LED light tube group, opens a LED light of center.Fuzzy logic light intensity classification regulation and control can be set the photochromic of LED lamp according to algae kind rule base, make the illumination condition in retort be in the spectral region that optimum is grown, and simultaneously constantly according to the variation of micro-concentration of algae, regulate the intensity of illumination of wire LED lamp.Take same regulating strategy control when to enter two fluorescent tubes on any diagonal of opening external light source when operating state 2(opens built-in fluorescent tube) and operating state 3(open whole fluorescent tubes).
With respect to traditional simple control mode, this control methods are more accurate to the control of illumination condition, can be along with the variation dynamic regulation light intensity of the growth course of the growth needs of bait micro-algae, frustule and outside natural daylight.
Refer to Fig. 4, Figure 4 shows that and adopt the technical process of cultivating bait micro-algae in the bioreactor with interior external classification regulation and control light source.First bait micro-algae is cultivated needs retort to clean, and before removing, cultivates residual micro-algae, prevents the pollution of residue to this cultivation; Then the light intensity of LED lamp and colourity need to be adjusted to the scope of applicable micro algae growth according to what cultivate algae kind; After preparation is carried out, add algae algae kind in a subtle way, it is auto-control state that controller is set, Photoreactor has just entered automatic cultivation stage, nutrient solution illuminance and cell concentration value in the retort that regulator control system arrives Real-time Collection, according to the operating state of the fuzzy logic light intensity classification regulate and control method classification regulation and control LED light tube group of multisensor measurement and data fusion, make the whole incubation of micro-algae all the time under good illumination condition; Simultaneously control system has also judged whether to reach the concentration K of applicable results according to the frustule concentration value that collects, once reach aimed concn value with regard to harvesting microalgae, enters next cultivation stage, otherwise proceeds this cultivation.
Embodiment 1
Algae kind: sub-heart-shaped flat algae
Best range of light intensity: 5000-1000lux
Experiment real-time data collection is in table one:
Can be found out by above table, adopt multisensor to measure and the fuzzy logic light intensity regulate and control method of data fusion can Real-Time Monitoring and regulate and control light intensity, make micro-algae moment under optimum illumination intensity, improve greatly culture efficiency.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the inventive method; can also make some improvement and supplement, these improvement and the supplementary protection scope of the present invention that also should be considered as.
Claims (6)
1. measure and the fuzzy logic light intensity regulate and control method of data fusion based on multisensor, detect and regulate and control the intensity of illumination of micro-algae, it is characterized in that, comprise following steps:
(1) by 2 optical sensor composition transducer groups, be placed on back-to-back in micro-algae retort, a LED fluorescent tube is arranged in the transparent glass tube of retort upper cover, 4 LED fluorescent tubes are arranged on the retort support below retort, and optical sensor is all connected with outside light intensity control with LED light tube group;
(2) optical sensor gathers intensity of illumination signal, and intensity of illumination signal is delivered to microprocessor;
(3) microprocessor carries out the calculating of light intensity regulation and control fuzzy algorithmic approach, Multisensor Data Fusion Algorithm to data, and result is delivered in fuzzy logic light intensity classification regulator control system;
(4) control system is carried out the regulation and control of different operating state to external classification regulation and control LED light group in fuzzy logic.
2. the fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion according to claim 1, it is characterized in that, described optical sensor group is arranged on the centre position of transparent pipe and retort outer wall in retort, and the weight setting of the data to the direction sensor collection of inside and outside both sides is 0.25 and 0.75.
3. the fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion according to claim 1, is characterized in that, described data anastomosing algorithm is, establishes
the result that represents the n time sampling in i transducer short time, wherein maximum is
, minimum value is
, each sensor measurement arithmetic mean while sampling for n time continuously
for:
Wherein n>2, is arranged on the illuminance that a back-to-back group transducer of same position records and is:
in formula
represent a position sensor measurement arithmetic mean toward the outer side,
represent the sensor measurement arithmetic mean of a position towards inner side.
4. the fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion according to claim 1, it is characterized in that, described light intensity regulation and control fuzzy algorithmic approach is, LED light tube group switch in the light source of whole illumination system is divided into four kinds of operating states, obtain illuminance value in tank through Multi-sensor Fusion algorithm, calculate frustule concentration simultaneously, as the input variable of fuzzy reasoning controller, then again this input variable is done to standardization, its excursion is hinted obliquely in response domain, set up the corresponding relation between clear amount and fuzzy quantity by membership function, determine input value input as fuzzy control reasoning corresponding to the Linguistic Value of linguistic variable.
5. fuzzy control reasoning, taking rule base and input variable as foundation, obtains the ambiguous result of classification light source through fuzzy reasoning, realizes the classification regulation and control to intensity of illumination by controlling the operating state of light source.
6. the fuzzy logic light intensity regulate and control method based on multisensor measurement and data fusion according to claim 4, it is characterized in that, described LED light tube group operating state is, all fluorescent tubes are all closed as operating state 0, opening built-in fluorescent tube is separately operating state 1, two fluorescent tubes opening again on any diagonal of external light source are operating state 2, and all fluorescent tubes are all opened as operating state 3.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105517276A (en) * | 2016-03-15 | 2016-04-20 | 横店集团得邦照明股份有限公司 | Indoor LED intelligent illumination system based on multi-sensor data fusion |
| CN105636278A (en) * | 2016-03-10 | 2016-06-01 | 深圳市远润欣电子有限公司 | Method and apparatus for recognizing LED lamp through gestures |
| CN108388166A (en) * | 2017-02-02 | 2018-08-10 | 冲电气工业株式会社 | Information processing unit, information processing method and recording medium |
| CN110229748A (en) * | 2019-06-20 | 2019-09-13 | 成都理工大学 | The bioreactor and its design method of uniform illumination distribution |
| CN111683429A (en) * | 2020-06-10 | 2020-09-18 | 辽宁工程技术大学 | Comprehensive pipe rack intelligence lighting control system based on thing networking |
| CN113647332A (en) * | 2021-08-12 | 2021-11-16 | 南京赤诚赛斯文化传播中心 | Automatic adjust irradiant cultured equipment and system |
| CN113848875A (en) * | 2021-07-20 | 2021-12-28 | 深兰科技（上海）有限公司 | Bottom layer obstacle avoidance method of mobile robot and related device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030009937A (en) * | 2001-07-24 | 2003-02-05 | 공재영 | Turn on-off the light control equipment and method using infrared rays sensor |
| CN101724547A (en) * | 2009-12-16 | 2010-06-09 | 中国海洋大学 | Method and device for performing microalgae culture experiment by using LED dimmable light |
| CN101827221A (en) * | 2010-03-23 | 2010-09-08 | 华南理工大学 | CCD (Charge Coupled Device) light source intensity self-adaption regulation system and method thereof |
-
2014
- 2014-04-25 CN CN201410170074.XA patent/CN103974511B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20030009937A (en) * | 2001-07-24 | 2003-02-05 | 공재영 | Turn on-off the light control equipment and method using infrared rays sensor |
| CN101724547A (en) * | 2009-12-16 | 2010-06-09 | 中国海洋大学 | Method and device for performing microalgae culture experiment by using LED dimmable light |
| CN101827221A (en) * | 2010-03-23 | 2010-09-08 | 华南理工大学 | CCD (Charge Coupled Device) light source intensity self-adaption regulation system and method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 毛安君: "《LED光源促进微藻生长的研究》", 《万方数据企业知识服务平台》 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105636278A (en) * | 2016-03-10 | 2016-06-01 | 深圳市远润欣电子有限公司 | Method and apparatus for recognizing LED lamp through gestures |
| CN105517276A (en) * | 2016-03-15 | 2016-04-20 | 横店集团得邦照明股份有限公司 | Indoor LED intelligent illumination system based on multi-sensor data fusion |
| CN105517276B (en) * | 2016-03-15 | 2018-07-24 | 横店集团得邦照明股份有限公司 | A kind of indoor LED intelligent illumination system based on Fusion |
| CN108388166A (en) * | 2017-02-02 | 2018-08-10 | 冲电气工业株式会社 | Information processing unit, information processing method and recording medium |
| CN110229748A (en) * | 2019-06-20 | 2019-09-13 | 成都理工大学 | The bioreactor and its design method of uniform illumination distribution |
| CN111683429A (en) * | 2020-06-10 | 2020-09-18 | 辽宁工程技术大学 | Comprehensive pipe rack intelligence lighting control system based on thing networking |
| CN111683429B (en) * | 2020-06-10 | 2022-08-05 | 辽宁工程技术大学 | Comprehensive pipe rack intelligence lighting control system based on thing networking |
| CN113848875A (en) * | 2021-07-20 | 2021-12-28 | 深兰科技（上海）有限公司 | Bottom layer obstacle avoidance method of mobile robot and related device |
| CN113647332A (en) * | 2021-08-12 | 2021-11-16 | 南京赤诚赛斯文化传播中心 | Automatic adjust irradiant cultured equipment and system |
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