CN111315074A - Classroom intelligent lighting system based on wireless communication - Google Patents
Classroom intelligent lighting system based on wireless communication Download PDFInfo
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- CN111315074A CN111315074A CN202010156936.9A CN202010156936A CN111315074A CN 111315074 A CN111315074 A CN 111315074A CN 202010156936 A CN202010156936 A CN 202010156936A CN 111315074 A CN111315074 A CN 111315074A
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Abstract
The invention relates to the technical field of lighting systems and discloses a classroom intelligent lighting system based on wireless communication.A light-emitting diode (LED) classroom lamp input end is electrically connected with a B-L400D wireless dimming terminal output end, and a Radio Frequency (RF) 433 communication end of a B-L400D wireless dimming terminal is connected with an RF433 wireless communication network; the RF433 communication end of the B-L400M control panel is linked with an RF433 wireless communication network; the RF433 communication end of the B-L400T field debugging module is linked with an RF433 wireless communication network; the RF433 communication end of the B-L400J communication gateway is linked with the RF433 wireless communication network, and the Ethernet interface of the B-L400J communication gateway is linked with the cloud platform. According to the classroom intelligent lighting system based on wireless communication, devices such as classroom lamps and the like are connected to a cloud platform through a gateway, so that cloud-end lamp monitoring management is realized; the lamp equipment in the system can also be controlled automatically, and the lamp automatic control parameters are configured through the cloud platform, so that the aim that the lamp keeps a reasonable lighting scheme according to the sensed ambient light is achieved.
Description
Technical Field
The invention relates to the technical field of lighting systems, in particular to a classroom intelligent lighting system based on wireless communication.
Background
Illumination is a means of illuminating work and living places or individual objects with various light sources. Natural lighting by using sun and sky light; the use of artificial light sources is known as "artificial lighting". The primary purpose of lighting is to create a good visibility and a pleasant and pleasant environment.
With the rapid development of the Internet of things and intelligent technology; at present, most of campus classrooms and intelligent building lighting in China have high energy consumption. At present lighting apparatus's control current situation often is artifical manual switch lamps and lanterns, and then reaches the effect of illumination, and lamps and lanterns equipment can not be according to the work demand, and autonomous control leads to the consumption of the high energy, and the low scheduling problem of illumination management efficiency.
In the modern teaching development process of the education field, the application of modern education equipment such as a projector and the like has higher and higher requirements on the lighting scene of a classroom lamp, and the traditional switch is not flexible enough to adapt to the requirements of modern education. In some large-scale meeting places, the number of lighting lamps is large, a control switch needs to be added for controlling the lamps, and the traditional switching mode brings inconvenience to daily use and energy consumption management.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a classroom intelligent lighting system based on wireless communication, which is provided with a wireless communication network of lamp equipment, and a cloud platform is accessed through a gateway to realize the monitoring and management of cloud lamps; the system can control a single lamp or a group of a plurality of lamp devices, each lamp has a grouping function, and the lamps are configured to be randomly grouped by configuring grouping parameters through the cloud platform; lamps and lanterns equipment in the system also can be from main control, and through the autonomous control parameter of cloud platform configuration lamps and lanterns, lamps and lanterns keep reasonable lighting scheme advantage according to response environment light, have solved lamps and lanterns equipment and can not be according to the work demand, and autonomous control leads to the consumption of high energy, and the illumination management is inefficient scheduling problem. The system is added with a polling function to monitor the fault lamp, so that the problems of heavy daily maintenance of the lamp and the like are solved.
(II) technical scheme
In order to realize wireless communication networking of the lamp equipment, a cloud platform is accessed through a gateway, and cloud lamp monitoring management is realized; in the system, a single lamp is controlled or a group of a plurality of lamp devices are controlled, grouping parameters are configured through a cloud platform, and lamps are configured to be randomly grouped; the lamp equipment in the system can also be controlled automatically, the lamp automatic control parameters are configured through the cloud platform, the lamp keeps the advantage of a reasonable lighting scheme according to the sensed ambient light, and the problems that the lamp equipment cannot be controlled automatically according to the working requirement, so that high energy consumption is caused, the lighting management efficiency is low and the like are solved; the system is added with a polling function to monitor the fault lamp, so that the aims of heavy daily maintenance of the lamp and the like are fulfilled.
The invention provides the following technical scheme: a classroom intelligent lighting system based on wireless communication is disclosed, wherein the system comprises LED classroom lamps, a B-L400D wireless dimming terminal, a B-L400M control panel, a B-L400J communication gateway and a B-L400T field debugging module; the input end of the LED classroom lamp is electrically connected with the output end of the B-L400D wireless dimming terminal, the input end of the ambient light sensor is electrically connected with the I2C communication interface of the B-L400D wireless dimming terminal, and the RF433 communication end of the B-L400D wireless dimming terminal is connected with the RF433 wireless communication network; the input end of the B-L400M control panel is electrically connected with the output end of the 7 capacitive touch keys, and the RF433 communication end of the B-L400M control panel is connected with an RF433 wireless communication network; the RF433 communication end of the B-L400T field debugging module is linked with an RF433 wireless communication network; the RF433 communication end of the B-L400J communication gateway is linked with the RF433 wireless communication network, and the Ethernet interface of the B-L400J communication gateway is linked with devices such as a router or a switch through a network cable, is accessed to a public network, and is linked with a cloud platform.
The B-L400D wireless dimming terminal realizes 2-path 0-10V dimming signal output, 1-path relay control, RF433 wireless communication and I2C input interface through hardware; an internal high-performance MCU is embedded into an operating system, and the following functions are realized by programming:
1) the lamp switch gradually changes effect;
2) the lamp can be randomly adjusted in light or switched on and off through a self-defined Internet of things protocol;
3) the automatic photosensitive control function is used for setting an illumination value parameter by the configuration equipment, and adjusting the brightness of the lamp by comparing the illumination value parameter with the data collected by an external environment illumination sensor so as to realize the maintenance of an illumination environment;
4) the system is unique in equipment number, and equipment positioning control in a wireless network is realized;
5) the equipment is numbered in groups, so that the equipment group management is facilitated;
the B-L400M control panel realizes the low-voltage power supply from 220V alternating current to direct current, 7 capacitive touch keys, RF433 wireless communication and PCB shielding technology by hardware, and solves the problems of capacitive touch and RF433 radio frequency interference; an internal high-performance MCU is embedded into an operating system, and the following functions are realized by programming:
1)7 keys correspond to 7 lamp control scenes, wherein the 7 scenes except a switch scene cannot be configured, and other 6 scenes can be configured at will;
2) by defining the specification of the self-defined internet of things protocol and introducing the grouping number and the equipment type field, only one command needs to be issued for scene switching, the control of different types of lamps in the whole classroom is finished, and different state changes of the different types of lamps are realized.
3) The system is unique in equipment number, and equipment positioning control in a wireless network is realized;
4) equipment grouping numbering is convenient for equipment grouping management
A B-L400J communication gateway, wherein hardware realizes 12V direct current DC/DC low voltage conversion, an RJ45 Ethernet interface, RF433 wireless communication, an RS485 expansion interface and factory setting recovery keys;
an internal high-performance MCU is embedded into an operating system, and the following functions are realized by programming:
1) the lamp equipment polling function is used for polling the lamp equipment in the wireless network regularly or receiving polling commands, determining whether the equipment normally operates, reporting the checked fault equipment to the cloud platform, and realizing tracking and maintenance of the fault equipment.
2) On the basis of an LWIP network protocol stack, an HTTP protocol is expanded to realize the function of uploading files to a gateway, and configuration files can be uploaded to the gateway remotely by using the HTTP protocol to realize the configuration of gateway parameters;
3) the gateway is linked with the cloud platform through a UDP (user datagram protocol) protocol, and the heartbeat packet is reported regularly, so that the cloud platform can detect the link state of the gateway;
4) the gateway detects the RF433 wireless network, reports the information to devices such as a B-L400M control panel and the like in real time, controls classroom lamp commands and tracks the lamp state in real time;
5) the system is unique in equipment number, and equipment positioning control in a wireless network is realized;
the intelligent lighting system for the wireless communication classroom realizes control of a single lamp or control of a group of multiple lamp devices by customizing the communication specification of the Internet of things protocol, each lamp has a grouping function, configuration parameters can be issued through the protocol, and the lamps can be configured to be randomly grouped.
Preferably, the wireless communication classroom intelligent lighting system communication protocol is defined in a standard manner, a grouping number field and a classification field are introduced into the protocol, a plurality of lamp groups are realized through the grouping number field (for example, the lamps in the whole classroom belong to the same group), and different types of lamps (for example, classroom lamps and blackboard lamps) are arranged in the same group of lamps through the classification field; finally, a communication command is broadcast and sent in the same group of lamps, the terminal compares the grouping numbers after receiving the command, judges whether to execute the command, and selects the executed control action through a classification type field; therefore, different types of lamps in a group of lamps are controlled by one command, and the lamps of different types are controlled and changed simultaneously.
Preferably, the function of the gradual change effect of the lamp switch in the B-L400D wireless dimming terminal is realized by program logic calculation, and the gradual change effect of the lamp switch is realized by controlling the output of 0-10V dimming signals. The function is suitable for LED dimmable lamps with different output powers;
preferably, the function of autonomous photosensitive control in the B-L400D wireless dimming terminal is that an ambient illumination value parameter is set through a cloud platform, an ambient illumination value is collected through an external ambient illumination sensor and is compared with the set ambient illumination value, and when the collected illumination value is higher than the set ambient illumination value, the terminal dims the light until the light is dimmed to the darkest or is turned off; when the collected illumination value is lower than the set illumination value, the terminal lightens the light until the light is adjusted to be brightest; the installation position of the ambient light sensor requires that the light brightness can be sensed, and the technical difficulty is as follows: due to the fact that the change of light is special, the change of light is rapid, the fluctuation of illumination data collected by the illumination sensor is caused, a collected data filtering algorithm and a jitter deviation locking function are introduced into a program, the stability of the collected illumination data is guaranteed, and therefore the dimming jitter of the terminal is avoided.
Preferably, 7 capacitive touch keys are arranged in the B-L400M control panel, for flexible application, six keys correspond to 6 scenes, each scene corresponds to a control command as described in claim 2, the control schemes of the 6 scenes can be arbitrarily configured through the cloud platform, and the configured scheme data is stored in Flash of the control panel.
Preferably, the B-L400M controls the panel switch key indication function, turns on the light in a dark environment, and brings inconvenience due to dark light, in order to solve the problem. The panel adds switch button instruction function, and when the staff touched panel arbitrary button position, the pilot lamp of panel switch button below began 3 times 1 second interval twinkles, instructs switch button position to light is opened in the convenience of customers use.
Preferably, due to the fact that the lamp equipment in the B-L400J communication gateway is subjected to inspection, due to the fact that a fault lamp needs to be accurately determined as maintenance, manual determination is heavy, the cloud platform determines that the data processing amount is too large, and the load of a cloud server is increased; the gateway is used for inspecting the fault equipment reasonably and effectively; the cloud platform issues an inspection equipment number list for the gateway equipment, the gateway is configured to inspect the equipment in the number list in an idle period, the faulty equipment is inspected, and the final inspection result is reported to the cloud platform, so that the faulty equipment is accurately tracked.
(III) advantageous effects
Compared with the prior art, the invention provides a classroom intelligent lighting system based on wireless communication, which has the following beneficial effects:
(1) according to the wireless communication-based classroom intelligent lighting system, lamps form a wireless communication network through a B-L400D wireless dimming terminal, a B-L400J communication gateway and a B-L400M control panel, remote single-lamp control and grouped control of a plurality of lamps can be achieved, and the Internet of things of the lamps is achieved.
(2) According to the wireless communication-based classroom intelligent lighting system, the B-L400D wireless dimming terminal has a photosensitive control function, ambient illumination data acquisition is realized through a photosensitive sensor, an LED light source is adjusted, and a set illumination environment is achieved.
(3) In the intelligent lighting system for the classroom based on the wireless communication, 7 control scenes of a B-L400M control panel introduce grouping numbers and equipment type fields through the definition specification of a self-defined Internet of things protocol, so that only one command needs to be issued for scene switching, the control of different types of lamps in the whole classroom is finished, and different state changes of the different types of lamps are realized; the 6 scenes can be arbitrarily configured through the cloud platform.
(4) The classroom intelligent lighting system based on wireless communication has an equipment inspection function, and by issuing an inspection command or configuring inspection time, the inspection of lamp equipment in the system is realized, whether the equipment normally operates is determined, the inspected fault equipment is reported to a cloud platform, and the tracking and maintenance of the fault equipment are realized.
(5) According to the wireless communication-based classroom intelligent lighting system, the B-L400J communication gateway detects an RF433 wireless network, reports equipment such as a B-L400M control panel in real time, controls classroom lamp commands and tracks lamp states in real time.
(6) According to the wireless communication-based classroom intelligent lighting system, the B-L400J communication gateway is communicated with the cloud platform and communicated with the cloud platform through a UDP message protocol, so that the pressure of a cloud platform server is reduced; and a heartbeat package mechanism is added, so that the cloud platform can detect the online state of the gateway in real time.
(7) The classroom intelligent lighting system based on wireless communication utilizes a customized internet of things communication protocol specification to realize networking communication among B-L400D wireless dimming terminals, B-L400J communication gateways, a B-L400M control panel and other devices, so that data interaction among the devices is achieved, and cloud lamp monitoring management is realized.
Drawings
Fig. 1 is a schematic structural diagram of a classroom intelligent lighting system based on wireless communication according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.
Referring to fig. 1, the intelligent lighting system for classrooms based on wireless communication comprises LED classroom lamps, a B-L400D wireless dimming terminal, a B-L400M control panel, a B-L400J communication gateway and a B-L400T field debugging module; the input end of the LED classroom lamp is electrically connected with the output end of the B-L400D wireless dimming terminal, the input end of the ambient light sensor is electrically connected with the I2C communication interface of the B-L400D wireless dimming terminal, and the RF433 communication end of the B-L400D wireless dimming terminal is connected with the RF433 wireless communication network; the input end of the B-L400M control panel is electrically connected with the output end of the 7 capacitive touch keys, and the RF433 communication end of the B-L400M control panel is connected with the RF433 wireless communication network; the RF433 communication end of the B-L400T field debugging module is linked with the RF433 wireless communication network; an RF433 communication end of the B-L400J communication gateway is connected with an RF433 wireless communication network, and an Ethernet interface of the B-L400J communication gateway is connected with devices such as a router or a switch through a network cable, is accessed to a public network, and is connected with a cloud platform.
Furthermore, the B-L400D wireless dimming terminal comprises a power supply processing module adopting an SM7503P primary side feedback circuit scheme, an MCU control module adopting an STM32F103 chip, a chip internal RTC for time management, a 10KHz clock driving scheme for 1 relay control, an operational amplifier circuit for outputting two 0-10V dimming signals, and an imported SI4463 chip for an RF433 communication module.
The software is embedded into a real-time operating system to perform multi-task processing, and the following functions are realized:
1) the lamp switch gradually changes effect;
2) the lamp can be randomly adjusted in light or switched on and off through a self-defined Internet of things protocol;
3) the automatic photosensitive control function is used for setting an illumination value parameter by the configuration equipment, and adjusting the brightness of the lamp by comparing the illumination value parameter with the data collected by an external environment illumination sensor so as to realize the maintenance of an illumination environment;
4) the networking is unique in number, and the equipment positioning control in a wireless network is realized;
5) configuring Flash storage of parameters;
6) MCU peripheral equipment drive;
furthermore, hardware of the B-L400M control panel comprises a power supply processing module adopting an SM7503P primary side feedback circuit scheme, an MCU control module adopts an STM32F103 chip, an RTC (real time clock) inside the chip is selected for time management, and an imported SI4463 chip is selected for an RF433 communication module;
the software is embedded into a real-time operating system to perform multi-task processing, and the following functions are realized:
1)7 keys correspond to 7 lamp control scenes, wherein the 7 scenes except a switch scene cannot be configured, and other 6 scenes can be configured at will;
2) by self-defining the Internet of things protocol, different brightness or on-off state control can be performed on different types of lamp equipment in 1 scene, and 1-key adjustment of a classroom lamp and a blackboard lamp is realized.
3) The networking is unique in number, and the equipment positioning control in a wireless network is realized;
4) configuring Flash storage of parameters;
5) MCU peripheral driver
Furthermore, the B-L400J communication gateway, the hardware includes power supply processing module adopts Loongson DC/DC processing chip; the MCU control module adopts an STM32F207 chip, and the time management selects an RTC inside the chip; ethernet communication adopts external PHY management and chip internal MAC control; the RF433 communication module adopts an import SI4463 chip; a Flash memory chip is externally arranged; and the expansion RS485 communication module adopts a MAX487 scheme.
The software is embedded into a real-time operating system to perform multi-task processing, and the following functions are realized:
1) the RF433 communication protocol is converted into a UDP protocol of the Ethernet;
2) the Ethernet communication is implanted into an LWIP protocol stack;
3) storing configuration parameters, mounting a file system and adopting a JSON file format;
4) and the lamp equipment polling function is used for polling the lamp equipment in the wireless network regularly, determining whether the equipment normally operates, reporting the checked fault equipment to the cloud platform, and realizing the recording and maintenance of the fault equipment.
5) On the basis of an LWIP network protocol stack, an HTTP protocol is expanded to realize the function of uploading a file to a gateway, and a configuration file can be uploaded and gateway parameters can be configured in a remote or local area network;
6) the gateway is linked with the cloud platform through a UDP (user datagram protocol) protocol, and the heartbeat packet is reported regularly, so that the cloud platform can detect the link state of the gateway;
7) the gateway reports a B-L400M control panel in real time by detecting an RF433 wireless network, controls classroom lamp commands and realizes lamp state tracking;
8) the networking is unique in number, and the equipment positioning control in a wireless network is realized;
further, the communication protocol specification of the B-L400 system refers to the fire-fighting Internet of things protocol specification of GB26875, the Internet of things protocol specification suitable for intelligent lighting is defined by user, and the communication of the Internet of things of the lamp is realized.
The working principle is as follows: in the wireless communication-based classroom intelligent lighting system, the B-L400D wireless dimming terminal receives commands from a B-L400M control panel and a B-L400J communication gateway, controls and outputs dimming signals, and controls the on-off or dimming of a lamp; the B-L400J communication gateway is used as a converter of an RF433 protocol and a UDP protocol, converts a control command and a collection command from a cloud platform, and issues the control command and the collection command to the B-L400D wireless dimming terminal and the B-L400M control panel to realize equipment networking communication; the B-L400D wireless dimming terminal has an automatic photosensitive function, acquires an ambient light sensor to obtain a light value of the current environment, compares the light value with a set light value parameter stored in the terminal, and calculates and outputs a dimming signal to control the brightness of the lamp, so that the current light environment is kept in a set light value range.
In summary, in the wireless communication-based classroom intelligent lighting system, the lamps form a wireless communication network through the B-L400D wireless dimming terminal, the B-L400J communication gateway and the B-L400M control panel, so that remote single-lamp control and grouped control of a plurality of lamps can be realized, and the Internet of things of the lamps is realized.
According to the wireless communication-based classroom intelligent lighting system, the B-L400D wireless dimming terminal has a photosensitive control function, ambient illumination data acquisition is realized through a photosensitive sensor, an LED light source is adjusted, and a set illumination environment is achieved.
In the intelligent lighting system for the classroom based on the wireless communication, 7 control scenes of a B-L400M control panel introduce grouping numbers and equipment type fields through the definition specification of a self-defined Internet of things protocol, so that only one command needs to be issued for scene switching, the control of different types of lamps in the whole classroom is finished, and different state changes of the different types of lamps are realized; except for the switch scene, the 7 scenes cannot be configured, and the other 6 scenes can be configured at will through the cloud platform.
The classroom intelligent lighting system based on wireless communication has an equipment inspection function, and by issuing an inspection command or configuring inspection time, the inspection of lamp equipment in the system is realized, whether the equipment normally operates is determined, detected fault equipment is reported to a cloud platform, and the tracking and maintenance of the fault equipment are realized.
According to the wireless communication-based classroom intelligent lighting system, the B-L400J communication gateway detects an RF433 wireless network, reports equipment such as a B-L400M control panel in real time, controls classroom lamp commands and tracks lamp states in real time.
According to the wireless communication-based classroom intelligent lighting system, the B-L400J communication gateway is communicated with the cloud platform and communicated with the cloud platform through a UDP message protocol, so that the pressure of a cloud platform server is reduced; and a heartbeat package mechanism is added, so that the cloud platform can monitor the online state of the gateway in real time.
The classroom intelligent lighting system based on wireless communication utilizes a customized internet of things communication protocol specification to realize networking communication among B-L400D wireless dimming terminals, B-L400J communication gateways, a B-L400M control panel and other equipment, so that data interaction among the equipment is achieved, and cloud lamp monitoring management is realized.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A classroom intelligent lighting system based on wireless communication, wherein equipment in the system comprises an LED classroom lamp, a B-L400D wireless dimming terminal, a B-L400M control panel, a B-L400J communication gateway and a B-L400T field debugging module, and the system is characterized in that the input end of the LED classroom lamp is electrically connected with the output end of the B-L400D wireless dimming terminal, the input end of an ambient light sensor is electrically connected with an I2C communication interface of the B-L400D wireless dimming terminal, and the RF433 communication end of the B-L400D wireless dimming terminal is connected with an RF433 wireless communication network; the input end of the B-L400M control panel is electrically connected with the output end of the 7 capacitive touch keys, and the RF433 communication end of the B-L400M control panel is connected with an RF433 wireless communication network; the RF433 communication end of the B-L400T field debugging module is linked with an RF433 wireless communication network; the intelligent lighting system based on wireless communication for the classroom is characterized in that an RF433 communication end of the B-L400J communication gateway is connected with an RF433 wireless communication network, an Ethernet interface of the B-L400J communication gateway is connected with devices such as a router or a switch through a network cable, the Ethernet interface is connected with a public network to realize connection with a cloud platform, and the devices such as classroom lamps are connected into the cloud platform through the communication gateway to realize monitoring and management of cloud lamps.
2. The wireless communication based classroom intelligent lighting system as claimed in claim 1, wherein: the definition of the communication protocol of the B-L400 lighting system is standard, a grouping number field and a grouping type field are introduced into the protocol, a plurality of lamps are grouped through the grouping number field, for example, the lamps in the whole classroom belong to the same group, and different types of lamps, such as classroom lamps and blackboard lamps, are arranged in the same group of lamps through the grouping type field; finally, a communication command is broadcast and sent in the same group of lamps, the terminal compares the grouping numbers after receiving the command, judges whether to execute the command, and selects the executed control action through a classification type field; therefore, different types of lamps in a group of lamps are controlled by one command, and the lamps of different types are controlled and changed simultaneously.
3. The wireless communication based classroom intelligent lighting system as claimed in claim 1, wherein: the function of the gradual change effect of the lamp switch in the B-L400D wireless dimming terminal is realized by program logic calculation, 0-10V dimming signal output is controlled, the gradual change effect of the lamp switch is realized, and the function is suitable for LED dimmable lamps with different output powers.
4. The wireless communication based classroom intelligent lighting system as claimed in claim 1, wherein: the automatic photosensitive control function in the B-L400D wireless dimming terminal is characterized in that an ambient illumination value parameter is set through a cloud platform, an ambient illumination value is collected through an external ambient illumination sensor and is compared with the set ambient illumination value, and when the collected illumination value is higher than the set ambient illumination value, the terminal dims light until the light is dimmed to the darkest or is turned off; when the collected illumination value is lower than the set illumination value, the terminal lightens the light until the light is adjusted to be brightest; the installation position of the ambient light sensor requires that the light brightness can be sensed, and the technical difficulty is as follows: due to the fact that the change of light is special, the change of light is rapid, the fluctuation of illumination data collected by the illumination sensor is caused, a collected data filtering algorithm and a jitter deviation locking function are introduced into a program, the stability of the collected illumination data is guaranteed, and therefore the dimming jitter of the terminal is avoided.
5. The wireless communication based classroom intelligent lighting system as claimed in claim 1 or 2, wherein: the B-L400M control panel is provided with 7 capacitive touch keys, for flexible application, the six keys correspond to 6 scenes, one control command corresponding to each scene, and control schemes of the 6 scenes can be configured at will through a cloud platform, and configured scheme data are stored in Flash of the control panel.
6. The wireless communication based classroom intelligent lighting system as claimed in claim 1, wherein: the B-L400M controls the panel switch key indication function, lights are turned on in a dark environment, and much inconvenience is brought due to dark light, so that the problem is solved. The panel adds switch button instruction function, and when the staff touched panel arbitrary button position, the pilot lamp of panel switch button below began 3 times 1 second interval twinkles, instructs switch button position to light is opened in the convenience of customers use.
7. The wireless communication based classroom intelligent lighting system as claimed in claim 1, wherein: the lamp equipment inspection function in the B-L400J communication gateway has the advantages that due to the fact that a fault lamp needs to be accurately determined as maintenance, manual determination is heavy, the cloud platform determines that the data processing amount is too large, and the load of a cloud server is increased; the gateway is used for inspecting the fault equipment reasonably and effectively; the cloud platform issues an inspection equipment number list for the gateway equipment, the gateway is configured to inspect the equipment in the number list in an idle period, the faulty equipment is inspected, and the final inspection result is reported to the cloud platform, so that the faulty equipment is accurately tracked.
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| CN113766713A (en) * | 2021-08-03 | 2021-12-07 | 安徽长龙电气集团有限公司 | Highway wisdom tunnel lighting control system |
| CN114765565A (en) * | 2020-12-30 | 2022-07-19 | 花瓣云科技有限公司 | Control method of intelligent device, cloud server, terminal device and storage medium |
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| CN203301808U (en) * | 2013-05-13 | 2013-11-20 | 上海新物科技有限公司 | Intelligent LED lamp wireless control system |
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Application publication date: 20200619 |