79results about How to "Realize partition control" patented technology

The invention discloses a biomass complex gasification method and a device of the gasification. The thermal decomposition, the gasification, part of the oxidation process are combined in one reactor by the integrating the fluidized bed and the airflow bed. Firstly, the biomass is decomposed at 500 to 600 degrees C and generates hard coke; secondly, the hard coke with large grain sizes are partly oxidized and gasified in the hard coke gasifying section, which provides heat and generates combustible gas for the thermal decomposition section; thirdly, the reaction gases with small hard coke grains discharged from the thermal decomposition section and the catalyst fast flows upwards through the macromolecular gasifying section, and the reaction gas are partly oxidized because of the function of the secondary gasifying agent, the heavy tar component is forced simultaneously through thermal cracking reaction and catalytic cracking reaction with the catalyst at the temperature over 1000 degrees C and transformed to lightweight combustible gas; at last, the unreacted hard coke is sent back to the furnace through the gas-solid separation device and the solid recycling device. The biomass complex gasification method has the advantages of high gasification efficiency, low tar content, high control ability of the gas component, stable operation and easy enlargement.

The invention relates to an intelligent energy-saving control system for classroom lighting and fans. The intelligent energy-saving control system comprises a main control single chip microcomputer (SCM), a drive circuit, a display module, a people counting module, a clock module, an ambient luminous intensity detecting module and a power module. The modules provide four fundamental logical judgment bases of time, overall number of people in a classroom, number of people in an area and luminous intensity. According to the intelligent energy-saving control system for classroom lighting and the fans, area control for lights in the classroom can be achieved, and the SCM determines whether lights in each area are required to be opened according to a plurality of logical conditions; and additionally, the working stability of software is fully considered, and hysteretic compare logic and delay logic are arranged in a plurality of links.

The invention discloses a multi-level refined intelligent denitration system based on big data and a firefly algorithm. The system comprises a coal economizer, an SCR denitration device, an air preheater, a dust removal device, a desulfurization device, a tail gas emission device, a boiler unit, an ammonia spraying main pipe assembly, a denitration inlet flow speed and NOx field distribution monitoring system, a denitration outlet NOx / NH3 field distribution monitoring system, a catalyst area NOx field distribution monitoring system and a catalyst area NOx / NH3 non-uniformity analysis system. According to the system disclosed in the invention, through big data and a particle swarm optimization algorithm, an ammonia spraying branch pipe real-time adjustment system is established, and dual control of partition control and ammonia spraying total amount optimization is realized; the flow field matching is accurate, the variable working condition adaptability is high, the quality of ammonia spraying control can be effectively improved, and the SCR performance can meet the NOx ultralow emission requirement; the comprehensive effects of saving the ammonia spraying amount, reducing the NOx emission concentration, reducing the air pre-heater blockage probability and reducing tail equipment dust accumulation are achieved.

A multifunctional composite environment test device is composed of a main box body, a function box and a control system. The main box body and the function box are provided with a salt spray test system, a dampness-heat test system, an ultraviolet test system, a spray test system and a wetting test system. The device can provide a nine-factor composite environment of salt spray, dampness-heat, dryness, high temperature, low temperature, spray, ultraviolet, wet and dry alternating, and baking. Through the coupling design and the coupling control of the test box, the composite test of the abovevarious functions and the superimposed cycle test can be carried out. The device can comprise a mobile rain matrix, a telescopic humidity measurement system, a transmission type dry-wet alternating system and the like to achieve a variety of composite environments, thereby effectively avoiding the mutual interference and cross contamination problems between various combinations of factors.

The invention discloses a method for controlling a dimming signal and a device and a system thereof The method comprises the steps that an MCU acquires brightness data transmitted by a T_con board and PWM signal data transmitted by a mainboard; and the MCU determines adjustment of the current brightness of a display screen according to the PWM signal data, and the adjusted brightness of the display screen is determined according to the brightness signal data and the PWM signal data if the requirement for adjusting the current brightness of the display screen is determined. According to the method, the requirements of LED liquid crystal backlight televisions of different sizes and different lamp areas can be met, the requirements for the frame quality of the televisions having an HDR function can be met, and the problems of trailing, ghosting and water ripple of images can be solved; the contrast and the depth of field of the images can be enhanced, the visual perception of consumers can be enhanced and the development of the liquid crystal televisions can be promoted; and partitioning control of liquid crystal television LED lamps can be realized, power consumption of the televisions can be reduced and thus the method is energy-saving and environment-friendly.

The invention discloses an illuminating lamp control method and system, and the method comprises the steps that a camera obtains a plane image of a target region, wherein the plane image comprises a plurality of target main bodies; the camera processes the plane image to obtain a first image of the target area and sends the first image to a cloud server, wherein the first image comprises contour information of a plurality of target main bodies; the cloud server segments the first image to obtain a plurality of segmented images; the cloud server respectively inputs the plurality of segmented images into an identification model so as to obtain a plurality of identification results, and each identification result in the plurality of identification results is in a manned state or an unmanned state; and the cloud server controls the illumination state of the illumination lamp in the target area according to the plurality of identification results. By implementing the embodiment of the invention, the partition control of the office area lighting equipment can be realized, the electric energy is saved, and meanwhile, the privacy information of employees is prevented from being leaked.

The invention discloses a flue gas desulfurization method and a flue gas desulfurization device. The flue gas desulfurization method comprises the following steps: spraying newly supplemented desulfurizing agent slurry into a desulfurizing tower through the highest spray level of the desulfurizing tower; controlling the sulfur dioxide concentration of the flue gas at the outlet of the desulfurizing tower through adjusting the concentration and / or the spray flow of the newly supplemented desulfurizing agent slurry. According to the flue gas desulfurization method, the newly supplemented desulfurizing agent slurry is sprayed into the desulfurizing tower through the highest spray level of the desulfurizing tower, and the characteristic that the capability of the newly supplemented desulfurizing agent slurry to absorb low-concentration sulfur dioxide in flue gas is far higher than that of a circulating desulfurization slurry with relatively low pH value as the pH value of the newly supplemented desulfurizing agent slurry is far higher than that of the circulating desulfurization slurry is fully utilized, so that the sulfur dioxide concentration of the flue gas at the outlet of the desulfurizing tower can be quickly adjusted; the method directly responses to the target concentration value of the flue gas at the outlet of the desulfurizing tower, and has the advantages of being high in response speed, high in adjustment precision and good in adjustment quality.

The invention relates to an automatic control device of a building air conditioning system. The automatic control device of the building air conditioning system comprises a plurality of sensors, a plurality of controllers, a plurality of valve actuators, a plurality of interlock detecting devices and a server, wherein each controller can be connected with the sensors, the valve actuators and the interlock detecting devices at the same time, and the server is connected with the controllers. The automatic control device of the building air conditioning system has the advantages that indoor constant temperature and humidity, zone control and automatic alarm are achieved and ideal positive or negative pressure is obtained.

The invention discloses a zone control air conditioner indoor unit, a control method and an air conditioner unit. The air conditioner indoor unit comprises a shell, an air inlet is formed in the rearsurface of the shell, multiple air outlets are formed in the front surface of the shell, indoor heat exchangers are arranged in the shell, and are arranged on the sides close to the air outlets, the indoor heat exchangers at least comprise a first heat exchanger, a second heat exchanger and a third heat exchanger, the indoor heat exchangers carry out independent heat exchange or are combined withother heat exchangers for heat exchange, the first heat exchanger and the second heat exchanger on the two sides form air barriers in front of two side walls for containing the air conditioner indoorunit, and through control over the third heat exchanger in the middle, the indoor comfortable environment is achieved. According to a zone-control control method of the air conditioner indoor unit, through detection of the surrounding temperature and the human body temperature, the zoning air supply airflow manner meeting the current environment and the human body personalized demands can be output, and the human body hot comfort is improved.

The invention belongs to the technical field of heat treatment of steel plates, and relates to a full hydraulic rolling type quenching system for an ultrathin high-strength steel plate. The system comprises a quenching rack and supporting system, a roller way and drive system, a water spray system, a hydraulic pressing system and a purging system. The quenching rack and supporting system realizesindependent pressing or lifting of more than two groups of independent quenching racks, the hydraulic pressing system is combined for servo control, a roll gap between an upper roller way and a lowerroller way and a pressing force during steel plate quenching are accurately controlled, and quenching deformation of the steel plate is restrained; and the water spray system is formed by more than two types of jet nozzles so as to form a forced cooling area and a low cooling area, and is combined with the purging system, so that steel plate surface flow zone control, orderly heat exchange controland quenching control according to a process path are realized. The full hydraulic rolling type quenching system for the ultrathin high-strength steel plate provided by the invention solves the problems of plate shape deterioration, nonuniformity in cooling, low final cooling temperature control accuracy and the like during an ultrathin high-strength steel plate quenching process, quenching production with high straightness and high uniformity is realized, and a post-quenching performance and performance uniformity of the ultrathin high-strength steel plate are effectively improved.

The invention discloses a flue gas flow equalizing partitioning device of a horizontal wet-process desulphurization absorption tower. The flue gas flow equalizing partitioning device comprises a flow equalizing plate, a liquid collection groove, an oxidizer, a liquid collection pipe, a communication pipe and a reflowing pipe, wherein the flow equalizing plate is distributed between an inlet of the absorption tower and an absorption tower spraying layer at the upper part of the absorption tower; a certain angle is formed between the flow equalizing plate and the horizontal plane; the liquid collection groove is formed in the position of the bottom end of the flow equalizing plate; one end of the liquid collection pipe is connected with the bottom of the liquid collection groove and the other end of the liquid collection pipe is connected with the upper part of the oxidizer; one end of the communication pipe is connected with the top of the oxidizer and the other end of the communication pipe is connected with the upper part of the flow equalizing plate; one end of the reflowing pipe is connected with the bottom of the oxidizer and the other end of the reflowing pipe is connected with the upper part of an absorption tower circulating slurry tank; and an oxidation air pipe is inserted into the liquid level of slurry in the oxidizer, and the tail end of the oxidation air pipe is with an oxidization air distribution pipe with a plurality of small branch pipes. The flue gas flow equalizing partitioning device has the beneficial effects that the distribution of a flue gas flow field in the absorption tower can be improved, and the slurry in the absorption tower can be controlled by partitions according to the pH value, so that the oxidization efficiency and the absorption efficiency are effectively improved and the performance of a whole desulphurization system is improved.

The embodiment of the invention discloses a coal mine intelligent work face multi-information fusion mining method and system, and relates to the technical field of coal mining. Mining efficiency andsafety of mining of a work face can be improved, and the mining method comprises the steps of obtaining state information, collected by a sensor, of a coal mine underground mining site; judging a monitoring area where the sensor is located; according to the determined monitoring area, determining a mine mining key restraint factor associated with the monitoring area; according to the state information, collected by the sensor, of the coal mine underground mining site, calculating current state value of a coal mining key restraint factor, and according to the state value, determining a state value threshold interval of the current coal mining key restraint factor; according to the determined state value threshold interval, determining a control strategy corresponding to the state value threshold interval; and according to the control strategy, correspondingly controlling the mining state of the coal underground mining site. The method and device are suitable for deep coal underground mining.

The invention discloses a displaying device and a driving method thereof. The displaying device comprises a display panel, a backlight module and multiple switch units, and the switch units are in serial connection with a signal output end of a backlight driving circuit of a backlight module and an illumination unit. A scanning signal interval is output to pixels in a preset sub displaying regionthrough a scanning signal output end of a scanning driving circuit, and a cut-off signal is output to a control end of a switching unit which is electrically connected with the illumination unit corresponding to a sub display region by a control signal output end of the scanning driving circuit; after scanning signals are output to all of the pixels in the preset sub displaying region by a scanning signal output end of the scanning driving circuit, a connecting signal is output to the control end of the switching circuit which is electrically connected with the illumination unit in an illumination region of the backlight module corresponding to the sub displaying region by the control signal output end of the scanning driving signal so that the synchronization of displaying and backlight driving can be achieved to improve the displaying effect, regional control of the illumination unit of the backlight module is achieved, and the contrast ratio is improved.

The invention discloses a glass fiber drawing and bundling control system. The system comprises a rotatable multifunctional support and a bundler and is characterized in that glass fiber bundle wetting devices and small bundling wheels are further arranged and all installed on the multifunctional support, glass fiber bundles are connected to the bundler through the small bundling wheels, and the glass fiber bundle wetting devices wet the glass fiber bundles before the glass fiber bundles pass through the small bundling wheels. The glass fiber bundle wetting devices are multiple matched dripping devices, and the wetting effect is provided according to needed wetting degrees and control frequency. Yarn is drawn separately and bundled in the glass fiber production process, the stability effect of drawn yarn on all portions of a bushing plate is effectively improved, the problem that tension among the bundles is not uniform due to different positions of the bushing plate is solved, meanwhile, the wetting effect is improved, and the fuzz amount of the yarn bundles in a later period is reduced.

The invention discloses a liquid crystal display device which comprises a display panel and a light modulator. The light modulator is arranged on one side of the display panel. The light modulator comprises a third base plate, a fourth base plate and a second liquid crystal layer arranged between the third base plate and the fourth base plate. The third base plate comprises a third substrate, a lower common electrode and a pixel electrode, wherein the lower common electrode and the pixel electrode are arranged in an insulated and spaced mode, the lower common electrode is divided into a plurality of sub lower common electrodes, and the pixel electrode is divided into a plurality of sub pixel electrodes; and the fourth base plate comprises a fourth substrate and an upper common electrode, wherein the upper common electrode is arranged on the fourth substrate body. In the liquid crystal display device, the lower common electrode and the pixel electrode are divided into a plurality of blocks, or the upper common electrode and the pixel electrode are divided into a plurality of blocks, so that pressure difference region control between the pixel electrode and the upper common electrodeof the liquid crystal display device can be realized, and regional control of wide and narrow viewing angle display is realized.

The invention discloses a regional control method for additive manufacturing of an in-situ self-generated TiC reinforced titanium-based composite material. The method comprises the following steps: I,ball-milling and drying after uniformly mixing titanium powder with nano carbon powder or uniformly mixing titanium alloy powder with nano carbon powder, spraying aerosol to uniformly mix, and dryingto obtain C / Ti composite powder; II, preparing a series of C / Ti composite powder with different nano carbon mass contents; III, separately selecting a powder mixture of one or more of one series of C / Ti composite powder with different nano carbon mass contents as a raw material, and adopting a high energy beam additive manufacturing method to prepare the in-situ self-generated TiC reinforced titanium-based composite material. Nano carbon mass content in the raw material is controlled on line by selecting the powder mixture of one or more of one series of C / Ti composite powder with different nano carbon mass contents, and different-area TiC dimension, morphology and content of the titanium-based composite material are precisely controlled, so that regional control on the in-situ self-generated TiC reinforced titanium-based composite material is realized.

The invention provides an array substrate, a sub-region driving method of the array substrate, a display module and a display device. The display region of the array substrate includes at least two sub-regions; the array substrate includes second gate electrodes and first gate electrodes; according to the normal timing sequence, first voltage allowing thin film transistors to be switched on is input to each first gate electrode, and at the same time, second voltage allowing all the thin film transistors in at least one of the sub-regions to be switched off is input to all the second gate electrodes in the at least one of the sub-regions. According to the array substrate, a mode of achieving panel sub-region driving is simpler, the situation that delayed differentiation occurs between every two gate lines in each sub-region can be improved, and the risk of nonuniform regional brightness is thus reduced.

The invention relates to a method and a device for drying a printing ink layer of a corrugated board. The method is to directly irradiate the corrugated board with infrared rays, and the lengthwise direction of light tubes emitting the infrared rays is parallel to the direction in which the corrugated board advances. A plurality of infrared light tubes are arranged parallelly in group, each and each group of the infrared light tubes can be controlled independently. The device is arranged on a corrugated board conveying device, and the lengthwise direction of the infrared light tubes is consistent with the direction in which the corrugated board conveying device advances. Each infrared light tube is provided with a reflecting protective cover for reflecting the light emitted by the infrared light tube onto the corrugated board or protecting the corrugated board from the light emitted by the infrared light tube. The protective cover is arranged in a mode of automatically-controlled motion. The invention prolongs the time of the irradiation of corrugated board by light emitted by each light tube and improves efficiency. Light tubes in areas not to be dried can be turned off to save energy. In case of sudden vehicle stop, the rays are prevented from irradiating the corrugated board so as to avoid fire.

The invention provides a backlight module. The backlight module comprises optical modules arranged on a back plate, the optical modules comprise lamp strips, light-guiding plates and reflector plates arranged at the lower ends of the light-guiding plates, and the two or more sets of optical modules are arranged. Each optical module set further comprises a first base for bearing the light-guiding plate and the reflector plate of the adjacent optical module set, the lamp strips are arranged on the faces, opposite to the lateral edges of the light-guiding plates, of the first bases, inclined portions are arranged on the first bases and extend to the light-guiding plates in an inclined mode, the upper end faces of the inclined portions are inclined faces, reflecting layers used for reflecting light emerged by the lamp strips of the adjacent optical module sets are arranged on the inclined faces, the optical modules are covered with optical membrane sets, and the reflecting faces of the reflecting layers face the optical membrane sets. The invention further provides a liquid crystal display panel. The liquid crystal display panel comprises a display panel body and further comprises the backlight module. Compared with the prior art, partition control over a backlight source is achieved; thickness is reduced, and the problem that brightness at spliced positions is low is solved either.

The invention discloses a radio frequency apparatus, includes a radio frequency power supply, a radio frequency adapter and an inductance coupling coil connected in order, wherein the inductance coupling coil includes a center coil and at least a group of peripheral coils surrounding the center coi;l the center coil and the peripheral coils are in mutual independence, and the proportion of radio frequency current in these coils can be regulated. The invention also discloses a plasma processing equipment including the radio frequency apparatus. In the radio frequency conveying method disclosedby the invention, radio frequency energies are respectively input to the center position and peripheral position of the reaction chamber through at least two mutually independent inductance coupling coils, and the proportion of radio frequency current in these coils can be regulated according to the plasma concentration at these positions. As subarea conveying and subarea control of the radio frequency energy is realized, the uniformity of the plasma in the radial direction of the reaction chamber can be improved, thereby ensuring the smooth completion of the fine processing to the workpiece by the plasma processing equipment.

The invention discloses a passenger cabin core system for a civil wide-body airliner. The system comprises an external crosslinking system and an internal core system; the external crosslinking systemis used for being crosslinked with a system outside the passenger cabin core system for the civil wide-body airliner for information and data interaction; the internal core system comprises a level-Anetwork and a level-B network; the level-A network is a public platform for the passenger cabin core system, and can be expanded to a public platform of the passenger cabin system; the level-A network is used for unified access to external interfaces to achieve external security protection; the level-B network is used for completing broadcasting and interphone functions of a passenger cabin, completing application control functions relevant to passengers, achieving light control over the whole cabin and achieving the function of electronic portholes; while the functions of the passenger cabincore system are achieved, platform unification, zone control and passenger cabin security protection are comprehensively considered at the same time, and the passenger cabin core system is easily integrated with the crosslinking system, and has high expandability.

The invention belongs to the technical field of laboratory airflow control, and discloses an active laboratory intelligent airflow control system. The active laboratory intelligent airflow control system comprises a laboratory, an experiment table and an air conditioner, the experiment table is arranged on the ground of the laboratory, an exhaust regulation and control mechanism is fixedly installed on the top wall of the laboratory, a hidden air supply mechanism is installed on the ground of the laboratory, a ventilation cabinet is installed outside the laboratory, and an outdoor unit of the air conditioner is further installed on the wall outside the laboratory. According to the active laboratory intelligent airflow control system, the exhaust regulation and control mechanism and the hidden air supply mechanism are adopted, accurate small-range ventilation and exhaust control can be achieved in cooperation with detection of a motion sensor, local airflow circulation of the laboratory is accelerated, zoning control over airflow of the laboratory is achieved, the environment in the laboratory can be optimized, and the problems proposed in the background technology are solved.

A reflective optical filter comprises a first substrate, a second substrate and a liquid crystal layer, wherein the first substrate and the second substrate are oppositely arranged, a first electrodeis arranged on the inner side of the first substrate, a second electrode is arranged on the inner side of the second substrate, the liquid crystal layer is filled with a liquid crystal composition comprising cholesteric liquid crystals. The reflective optical filter comprises at least two reflection areas for reflecting light of different colors. Liquid crystal molecules are oriented by applying an external electric field, and additional liquid crystal alignment treatment is not needed, so that the manufacturing process is simple, and the cost is saved; chiral inversion of the chiral compoundis induced by ultraviolet light, and partition control of a reflection region is realized in the same parent liquid crystal material, so that the electrode does not need to be subjected to patterningtreatment, a whole common electrode is arranged, a retaining wall does not need to be arranged, and the manufacturing process is simplified; in addition, due to the fact that the high polymer materialis added, the reflective color filter can form a flexible film material, a large-area roll-to-roll processing mode can be achieved easily, and therefore the production and transportation cost of thefilter is reduced.

The invention discloses a partitioned heating wafer heating device, a multi-station dispenser and a wafer heating method. The partitioned heating wafer heating device comprises a heating supporting table, a heating pipe, a heating disc, at least two thermocouples and a temperature controller, and a heating cavity is defined in the heating supporting table; the heating pipe extends into the heatingcavity for heating; the heating plate is attached to the heating supporting table and located above the heating supporting table, a heating surface is formed on the upper surface of the heating plate, the heating plate receives heat of the heating pipe and transmits the heat to a wafer through the heating surface, and at least two heating areas are arranged on the heating plate; the at least twothermocouples are arranged in the at least two heating areas respectively so as to detect the temperature of each heating area; and the temperature controller is connected with the heating pipe and the thermocouples and controls the heating pipe to heat according to the temperature detected by the thermocouples. The partitioned heating wafer heating device and the wafer heating method have the advantages that the wafer is uniformly heated, and the heating process is stable.

The invention discloses a marine temperature-adaptive air-cooled cabinet, the cabinet is a three-area cabinet composed of an air supply area, an equipment area and an air return area, the air supply area and the equipment area are further divided into a plurality of sub-areas in the vertical height, and the air supply sub-areas and the equipment sub-areas at the same height form a relatively independent heat dissipation unit; the public air return area collects hot air flowing out of the heat dissipation units. Through an air flow stabilizing and distributing mechanism composed of an air supply area cavity, an air supply pipe, a proportioning valve and a flow guide plate, air flow organization in the cabinet is clear, and heat exchange efficiency is improved. And the heat dissipation unit is combined with the multi-loop temperature control unit to form a temperature self-adaptive air cooling system with complete functions. According to the system, zoned control of temperature is realized, and the running condition of equipment in each heat dissipation unit is matched. And according to the temperature set value and the actual temperature feedback value, the branch cold air conveying amount is controlled as required, regional refined refrigeration management is achieved, and the energy consumption index of unit load is further reduced.

The invention provides a mouth of a dust collector, and relates to the field of dust collectors, in particular to a dust collection mouth of the dust collector. The dust collection mouth of the traditional dust collector is hard, has the large aperture, and can not collect dust in narrow and tiny seams, so that the invention provides a novel mouth of the dust collector in order to overcome the defect of large mouth of the dust collector. The mouth of the dust collector is characterized in that a control panel of the dust collector is connected with two air pipes, namely an air suction pipe and an air blowing pipe; and the control panel of the dust collector is divided into three subareas, and each subarea is provided with a plurality of hard plastic pipes and three-state control switches, namely an air suction state control switch, a closing state control switch and an air blowing state control switch. The mouth of the dust collector, disclosed by the invention, has the beneficial effects that the dust collector is further provided with the air blowing pipe so as to be capable of realizing subarea control; the semi-hard plastic pipe is similar to the brushing surface of a toothbrush so that the brushed dust is sucked away through an air suction opening; a mouth with the smaller inner diameter is suitable for sucking impurities in seams, and one mouth with the large inner diameter has functions of a common dust collector; and the plastic pipes have a similar hand-gripping function.

The present invention relates to a fire extinguishing control device. The fire extinguishing control device includes a control module and a control interface, and the control interface includes: an amplification circuit connected to the control module for receiving a control signal sent by the control module and Amplification; a pulse circuit, connected with the amplifying circuit, for generating a pulse signal; an output circuit, connected with the amplifying circuit, for outputting the multi-channel starting signal decomposed by the control signal under the action of the pulse circuit The current signal activates the external fire extinguishing device. The control interface also includes a limiter circuit connected to the amplifier circuit. Therefore, the fire extinguishing control device of the present invention realizes the partition control of the fire extinguishing device, thereby reducing the power supply current, reducing the recoil force, and having a low failure rate.

The invention provides an inorganic full-solid-state electrochromic device with quick responsiveness and a preparation method thereof. The device comprises a substrate, a bottom protection layer, bottom conductor layers, color change layers, conduction layers, storage layers and top conductor layers, wherein the bottom protection layer, the bottom conductor layers, the color change layers, the conduction layer, the storage layers and the top conductor layers are arranged on the substrate in sequence; the inorganic full-solid-state electrochromic device is provided with multiple cavity slots, the cavity slots run through the bottom conductor layers from the top conductor layers, and each top conductor layer is divided into multiple units; each unit of each top conductor layer is independently provided with an electrode, middle electrodes are arranged on the portions, corresponding to one or more cavity slots, on the bottom conductor layers, and each unit of each top conductor layer andthe corresponding bottom conductor layer form an electric field; the top conductor layers and the bottom conductor layers have no short circuit. According to the inorganic full-solid-state electrochromic device, the electrodes are subjected to layout design, the large-area electrochromic device can be divided into multiple small-size units, the large-size device is subjected to partition control,the electric field and the voltage distribution condition of the device is improved, the whole color change response time of the device is prolonged, and the uneven color change phenomenon is avoided.

The invention provides a centralized DC street lamp system and a control method thereof. The system comprises a centralized controller and a plurality of street lamp units. Each of the street lamp units comprises a driver and a street lamp. In each street lamp unit, the driver is connected to the street lamp and controls the street lamp, wherein each driver comprises a first address and a driver which is only corresponding to the first address, the centralized controller is connected to each driver and stores each first address, and the centralized controller sends a control command comprising the first address corresponding to a driver to be controlled to each driver. According to the system and the method, the single lamp control, partition control and integral control can be realized, the purpose of convenient street lamp management is achieved, and the system is not limited by the communication distance of communication modules such as a traditional Zigbee and a PLC.