118results about How to "Shorten the training cycle" patented technology

A steering wheel steering angle display device for an automobile, belonging to the automobile instrument device, is used for displaying the steering angle when the automobile steering wheel is steering. The purpose of the invention is to provide a device capable of displaying the steering angle of the steering wheel of the automobile, thus to help the driver accurately to control the automobile to steer and improve running safety. An angle sensor is installed on the automobile steering mechanism, the specific installation position can be any position on the joystick, steering post, steering engine, pull rod, steering knuckle arm, steering knuckle and steering wheel, if only the angle sensor at the position is capable of directly or indirectly sensing the steering information of the automobile steering wheel. The angle sensor transforms variations of the steering angle of the steering wheel into variations of the electric quantity signal and output the signals to a signal processing circuit, the signal processing circuit processes the signals inputted by the angle sensor and output the signals to the display circuit to display.

The embodiments of the invention disclose an operation training system and method of special vehicles. The system comprises a simulation system, a controller, an immersed type display apparatus and a driving operation console of the special vehicles, wherein the driving operation console comprises operation components consistent with operation components in actual driving cabins of the special vehicles in an airport; the controller is connected with the driving operation console through a control bus and is in communicating connection with the simulation system for receiving operation control instructions sent by users through operating the driving operation console and converting the operation control instructions into digital operation control signals for transmission to the simulation system; the simulation system stores setup data of virtual three-dimensional scenes for realizing synchronization and interaction between operation of the driving operation console and changing of the states of the virtual three-dimensional scenes; and the immersed type display apparatus is used for displaying the virtual three-dimensional scenes of current special vehicles. According to the embodiments of the invention, the problems caused by fewer actual operation opportunities during training of special vehicle drivers of a civil aviation airport in the prior art can be solved.

A simulation device of alimentary canal consists of simulated oral cavity, simulated oesophagus, simulated stomach, simulated small intestine, simulated big intestine, simulated anus and its switch, motor actuators set separately in said simulated organs, acid liquor storage chamber, buffer liquor storage chamber, digestive enzyme storage chamber, alkali liquor storage chamber, flow rate controllers set separately in said chambers, transducers of pH value and pressure as well as enzyme. It is featured as using central control unit to control said actuators and to set various parameters of complete alimentary canal.

The invention discloses a distributed well drilling simulation system and an operation method. The distributed well drilling simulation system comprises a choke-line manifold (101), a high pressure manifold (102), a blowout preventer console (103), a flow blocking machine console (104), a long-distance console (105), a driller console (106), a teacher console (107) and a figure projecting unit (108), wherein the driller console (106), the long-distance console (105), the blowout preventer console (103), the flow blocking machine console (104), the choke-line manifold (101) and the high pressure manifold (102) are interconnected through a PPI (processor / peripheral interface) protocol, and the teacher console (107) is connected with the PPI protocol through a PPI interface. The operation method comprises the steps of drilling down, pilling out of a hole, drilling, accident and complex condition processing, well shutting, well killing and the like. The invention has the advantages of realizing the simulation of a top driving well drilling simulation with highly simulation, enhancing the liveness of teaching and training, shortening training period and reducing the training cost.

The invention discloses a full-three-dimensional real-time drilling simulation method, comprising the following steps: (1) a three-dimensional drilling solid model bank is built by adopting a three-dimensional animation modeling method; (2) a graphics processor is specially arranged, the graphics processor comprises a graphics drawing program and a scene simulation control program; (3) the scene simulation control program is communicated with an external mast control program according to given data format, so as to obtain the real-time animation commands and data; (4) scene simulation control program sends out an operational instruction to the graphics drawing program, and the graphics drawing program realizes drilling simulation animation drawing and display. In the invention, based on the computer simulation technology, by taking the practical operational flow of the drilling operation filed as reference, the drilling process and the operation method can be simulated vividly, and high-quality graphics animation is generated for the training of technical skills of operating personnel at the drilling site and students, the training effect is improved, the training period is shortened and the training cost is reduced.

The invention discloses a single welding and series welding integrity device of solar cell slices. The provided single welding and series welding integrity device of the solar cell slices is good in positioning accuracy and compatible in the solar cell slices with different specifications, and can improve the single welding and series welding production efficiency of the solar cell slices. The device comprises a device rack, the device rack is provided with a feed mechanism, a transmission and positioning mechanism, a welding and temperature control mechanism, a blanking mechanism, a control mechanism and a power supply and control mechanism. According to the single welding and series welding integrity device of the solar cell slices, a full manual welding mode is replaced by a full automatic mechanical welding mode, the production efficiency is remarkably increased, the cell slice failure rate during a welding process is reduced, and the device is suitable for cell slice welding of the solar cells.

The invention discloses a simulation system for dynamically generating a three-dimensional scene on the basis of Unity. The simulation method comprises a three-dimensional simulation model library, a scene configuration file library, a three-dimensional simulation module and a data communication module, wherein the three-dimensional simulation module comprises a scene display module and a scene operation module; and the output end of the three-dimensional simulation model library and the output end of the scene configuration file library are connected with a data input end of the scene display module. The implementation method of the simulation system comprises the following steps: 1) creating a three-dimensional model; 2) reading a user-defined configuration file from the Unity, and automatically generating the three-dimensional scene simulation module; 3) newly building a monitoring thread in the three-dimensional scene simulation module, and obtaining required external real-time data from an external equipment simulation program; and 4) operating equipment or repairing equipment faults in a three-dimensional scene, and sending operation information to the external equipment simulation program for simulation calculation and judgment. The simulation system has the advantages of being visual in observation, can receive and send simulation data in real time and is tightly combined with actual power system communication work.

The invention discloses a portable drilling simulation system comprising a main control computer, an image processing computer, a choke console and a blowout preventer console. The main control computer, the image processing computer, the choke console and the blowout preventer console are interconnected by a network and serial ports; the blowout preventer console comprises a blowout preventer control panel; a blowout preventer control zone is arranged at the left side on the blowout preventer control panel, the upper part of the right side is provided with a choke-line manifold control zone, and the lower part of the right side is provided with a high-pressure manifold control zone; the choke console comprises a choke control panel; the main control computer comprises a main control program; and the image computer comprises an image processing program. The invention integrates the conventional blowout preventer console, choke-line manifold, high-pressure manifold and choke console, realizing the simulation operation of a plurality of facilities on one control panel, thereby increasing the training efficiency, shortening the training circle and reducing the training cost; moreover, the system has small volume, therefore being portable and convenient in use.

The invention provides a movable intelligent cornea operation training system with combination of AR and VR. According to the movable intelligent cornea operation training system, images of a real animal eyeball specimen are taken by using a 3D camera microscope, and instruction information of operation of virtual-reality or augmented-reality molding is overlapped on the images by using a computer, so that a trainee can obtain the instruction information in real time in the operation process, and the training efficiency can be improved; meanwhile, real-time operation action of the trainee can be acquired through a TOF sensor, whether the operation action is correct or not can be judged by comparing the real-time operation action with preset data through the computer, and correction information is also provided, so that wrong operation action of the trainee can be corrected in real time; in addition, due to adoption of portable VR glasses and a portable operating table, operation training is not limited by a place, so that the cornea operation training cycle can be shortened while the reality and the immediacy sense of the cornea operation training are improved, the cornea operation training cost can be lowered, and movable cornea operation training can be achieved.

The invention discloses a portable drilling simulation system and an operation method thereof. The system comprises a main control computer, an image processing computer, a choke control stand and a blowout preventer control stand, wherein the blowout preventer control stand comprises a blowout preventer control panel; a blowout preventer control zone is arranged at the left side on the blowout preventer control panel, the upper part of the right side is provided with a choke-line manifold control zone, and the lower part of the right side is provided with a high pressure manifold control zone; and the choke control stand comprises a choke control panel. The operation method comprises the following steps of: going in hole, putting out of hole, drilling, accident and problem handling, shutting well, killing well and the like. The invention integrates the conventional blowout preventer control stand, choke-line manifold, high pressure manifold and choke control stand and realizes the simulation operation of a plurality of facilities on one control panel, thereby increasing the training efficiency, shortening the training circle and reducing the training cost; moreover, the system has small size, thereby being portable and convenient in use.

The invention provides an (augmented reality) and VR (virtual reality) combined cornea smart operation training system. The system collects animal eyeball specimens during operation process and positive three-dimensional images of operation devices used by trainees in real time, performs the real-time side face 3D (three-dimension) scanning on the animal eyeball specimens, the operation devices used by trainees, and hand action of trainees through a TOF (time of flight) sensor, compares with preset data through a central processor and outputs guiding information and correction information, and sets up an augmented reality or virtual reality model containing the positive three-dimensional image, the guiding information and the correction information collected by a 3D microscope; through the AR glasses, the trainees can obtain the operation target object, status of the operation devices in use, the guiding information and correction information in real time, and thus the reality sense and on-site sense of cornea operation training are promoted, the real-time guidance in operation training is improved, the training operation of the cornea operation is shortened, the training cost of cornea is reduced, and the training quality is promoted.

The invention provides an intelligent precise traditional Chinese medicine skill training assessment system. According to the system, conventional traditional Chinese medicine appropriate skill training methods are combined with advanced informatization techniques, and on the basis of real human body data models, aiming at traditional Chinese medicine appropriate skill training contents such as acupuncture and massage, sense experience of vision, touch sense, auditory sense and the like similar to those of real scenes is provided for users. The system comprises head-worn display and control equipment, an action capturing subsystem, a gravity sensation subsystem, an intelligent simulation human model, a needle type simulation instrument, an equipment access management subsystem, a comprehensive demonstration subsystem, an intelligent traditional Chinese medicine skill assessment subsystem and a data 'cloud' platform. By adopting the platform, the training effect of a user can be effectively improved, the training period of learners can be greatly shortened, the actions of the learners can be recorded and analyzed in real time, action results can be accurately judged, the optimized customization of training contents can be achieved, guidance teaching is achieved in the training process, and training schemes can be intelligently optimized.

The invention discloses a simulation method of a drilling technology of a drilling simulator, comprising the following steps of: (1) reading the state parameters and operation instructions of front-end equipment; (2) calculating operational data realizing the simulating cartoon of the drilling technology according to the classes of the state parameters and operation instructions of the equipment and a drilling process model established in advance; (3) exchanging initialization data and the operational data according to the set data format and specially set figure processing unit communication; (4) accomplishing the cartoon show of the drilling technology by the figure processing unit according to the exchanged data; and (5) exchanging cartoon state information according to the set data format and the figure processing unit communication. Based on the computer emulation technique and according to the actual operation process of a drilling operation site, the invention realistically simulates the principle and the operation method of the drilling technology, is used for training the techniques and skills of operation staff in the drilling site and school students, enhances the liveness of teaching training, shortens the training period, improves the training effects and reduces the training cost.

The invention relates to a forklift operation training simulator. A main structure of the forklift operation training simulator comprises hardware equipment and a software system. The hardware equipment comprise a simulation cab, an steering control system, an instrument system, a multimedia computer, an audio system, an instructor control panel and the like. The software system comprises an operation platform and is used for real-time working environment animation generation of the computer, dynamic forklift driving simulation, sound simulation, operation evaluation, data management, network control and the like. The forklift operation training simulator has the advantages that a whole training period of a student can be shortened greatly, the student is enabled to finish training tasks in a short time, sudden incidents which rarely happen during practical training can be simulated conveniently, accurate-judging ability, good psychological quality and the ability of handling emergency circumstances correctly of the student can be cultivated, and training quality is improved.

The invention discloses a liquid crystal display bottle mouth dispensing machine which comprises a workbench, a dispensing bedplate, a glass clamp for clamping glass, and a control host. The workbench is provided with a main body and a vertical frame arranged on the main body along the vertical direction (Z direction). The dispensing bedplate is positioned on the main body of the workbench. The glass clamp is arranged on the dispensing bedplate. The dispensing machine is also provided with a dispensing device, a transmission mechanism controlling the movement of the dispensing device, and a driving motor driving the transmission mechanism to transmit; the transmission mechanism is installed on the vertical frame of the workbench; the dispensing device is installed on the transmission mechanism; and the dispensing device and the driving motor are respectively connected with the control host. The invention also discloses a dispensing method. The dispensing machine and the dispensing method can replace human dispensing, with simple operation, extremely high efficiency, and stable dispensing quality.

The invention relates to a production technology of a transformer iron core, in particular to a central positioning and stacking method of the transformer iron core. In accordance with the technical proposal, the central positioning and stacking method of the transformer iron core comprises upper and lower yokes which are positioned at upper and lower ends of the iron core, side columns which are positioned at left and right sides of the iron core and middle columns which are positioned in the middle part of the iron core, wherein, the side columns are parallel to the middle columns; the central positioning and stacking method is characterized in that the method comprises the following steps: step 1, positioning: the positions of the middle columns, the side columns and the upper and the lower yokes are firstly positioned on a positioning support; step 2, stacking of the middle columns: a plurality of pieces of the middle columns are sequentially stacked on the positioning support; step 3, insertion: a plurality of pieces of the middle columns are all well stacked, then the stacking of the upper and the lower yokes and the side columns is started, when in stacking of the upper and the lower yokes and the side columns, the upper and the lower yokes and the side columns are stacked on the positioning support piece-by-piece according to the sequence of firstly stacking one piece of the upper and the lower yokes and then stacking one piece of the side column. The central positioning and stacking method can facilitate the packaging of the iron core and the insertion after the packaging.

The invention discloses a method for simulating drilling tool lifting for a drilling simulator, which comprises the following steps: (1) reading state parameters and operating orders of front-end equipment; (2) according to the acquired equipment state parameters and the types of the operating orders and a pre-established drilling tool lifting model, calculating operational data for realizing a drilling tool lifting simulation cartoon; (3) according to a set data format, communicating with a specialized graphic processor unit, exchanging initialized data and the operational data, and then accordingly finishing the cartoon representation of the drilling tool lifting by the graphic processor unit; (4) according to the set data format and the graphic processor unit for communication, exchanging the state information of the cartoon; and (5) repeating the steps (1) to (4). Based on computer stimulation technology and according to the on-site actual operational processes of drilling operation, vivid stimulation of the principle and operation method of drilling tool lifting is carried out, which is used for the technical skill training of on-site drilling operators and students; therefore, the presence of teaching training is enhanced, the training period is shortened, the training effect is improved, and the training cost is reduced.

The invention discloses a method for simulating pressure control for a drilling simulator, which comprises the following steps: (1) reading state parameters and operating orders of front-end equipment; (2) according to the equipment state parameters and the types of the operating orders and a pre-established pressure control model, calculating operational data for realizing a pressure control simulation cartoon; (3) according to a set data format, communicating with a specialized graphic processor unit and exchanging initialized data and the operational data; (4) according to the data, finishing the cartoon representation of the pressure control by the graphic processor unit; and (5) according to the set data format and the graphic processor unit for communication, exchanging the state information of the cartoon. Based on computer stimulation technology and according to the on-site actual operational processes of drilling operation, vivid stimulation of the principle and operation method of pressure control is carried out, which is used for technical skill training of on-site drilling operators and students; therefore, the presence of teaching training is enhanced, the training period is shortened, the training effect is improved, and the training cost is reduced.

The invention discloses a method for simulating overflow for a drilling simulator, which comprises the following steps: (1) reading state parameters and operating orders of front-end equipment; (2) according to the equipment state parameters and the types of the operating orders and a pre-established overflow model, calculating operational data for realizing a overflow simulation cartoon; (3) according to a set data format, communicating with a specialized graphic processor unit and exchanging initialized data and the operational data; (4) according to the exchanged data, finishing the cartoon representation of the overflow by the graphic processor unit; and (5) according to the set data format and the graphic processor unit for communication, exchanging the state information of the cartoon. Based on computer stimulation technology and according to the on-site actual operational processes of drilling operation, vivid stimulation of the principle and operation method of overflow is carried out, which is used for the technical skill training of on-site drilling operators and students; therefore, the presence of teaching training is enhanced, the training period is shortened, the training effect is improved, and the training cost is reduced.

The present invention discloses a drilling rig model drilling technology simulation device possessing the proprietary intellectual property rights and used for a land drilling rig and a method. A land drilling rig installation operation simulation system and an operation method thereof carry out the realistic simulation on a drilling technology process of a ZJ70D land drilling rig based on a computer simulation technology and by referencing an actual operation process of a drilling operation site, are used for the technical skill training of the drilling site operation personnel, and enable the visibility and reality sense of the teaching training to be enhanced, the training cycle to be shortened, the training effect to be improved and the training cost to be reduced.

The invention discloses a high-speed railway onboard signal simulation training system and method. The high-speed railway onboard signal simulation training system comprises an external environment simulation device, an internal processing device and a training effect feedback device, wherein the external environment simulation device is configured to simulate a ground environment and a train operating state so as to provide train operating conditions to the internal processing device, and to receive train protection information outputted by the internal processing device; the internal processing device is configured to compute in accordance with operating signals of a train driver and the train operating conditions so as to generate the train protection information; and the training effect feedback device is configured to conduct quantitative evaluation on the operations of the train driver in accordance with computation data of the internal processing device and the train operating conditions. The high-speed railway onboard signal simulation training system and method provided by the invention can reduce training cost and shorten a practical training cycle.

The invention discloses a virtual practical training operating system for lifting of a main shaft of a coal mine. The virtual practical training operating system for lifting of the main shaft of the coal mine comprises an upper computer module, a lower computer module and a digital-to-analogue module. An equipment operating platform is manufactured according to the proportion of 1:1 with the virtual reality technology, the three-dimensional animation technology, the computer control technology and the like, the underground equipment operating environment reappears, the equipment working principle and actions are simulated, underground equipment is carried to a laboratory, multi-person cooperating of the equipment can also be achieved, and the training mode of equipment operating of the coal mine is radically changed. The virtual practical training operating system for lifting of the main shaft of the coal mine is used for simulation training of a coal mine main shaft lifting system, can achieve co-simulation training of an elevator driver and a shaft bottom coal bunker signalman and is strong in visualization, good in training effect and capable of reducing the training cost. In addition, the virtual practical training operating system for lifting of the main shaft of the coal mine is simple in structure, convenient to operate and capable of achieving co-simulation training of the elevator driver and the shaft bottom coal bunker signalman.

This system relates to training and examining apparatus of driver site drive examination (stake examination), and it's automatic administration and management system. This system comprises model drive training car, computer control and management system, and model drive site facility. Model drive training car fixes the sensor, vehicle-carrying computer with LCD, wireless data receiver and printer. The sensor collects the signal of gear level, steering, speed and engine rotation rate. The wireless data receiver receives the site wireless signal. The computer control and management system comprises the following two parts: calculate and display the vehicle run track based on the vehicle movement model, and evaluate the student's drive action by student drive action evaluating model. The model drive site facility comprising the responding field rod, frame, rod-touching signal sensor, infrared monitor optical path sensor and wireless data emitter and controlling box.

The invention discloses a maintenance detection simulated training system for an unmanned plane, and relates to the technical field of simulated training. The system comprises a maintenance detection simulation unit, a teacher monitoring unit, a ground station simulated training bench and a switch, wherein the maintenance detection simulation unit is a platform for training maintenance detection for maintenance personnel and displays maintenance detection interaction interfaces of all systems, the teacher monitoring unit conducts initial setting for training lessons, monitors and manages a simulated training process, the ground station simulated training bench displays state parameters of all system of the unmanned plane, cooperates with the maintenance detection simulation unit to complete cooperation training, and has self learning, interactive training and examining and assessing working modes. The maintenance detection simulated training system can be used for maintenance detection simulated training for maintenance personnel of an unmanned plane and all-system cooperation training, and allows trainees to understand the functions, principles, operation flows and handling methods for all system maintenance detection equipment and a ground station monitoring unit of an unmanned plane. The interactive performance is good, and operation is lifelike. The maintenance detection simulated training system can replace real equipment for training.

The invention provides an ophthalmologic operation training system and method based on movement capturing and mixed reality. According to the ophthalmologic operation training system based on movementcapturing and the mixed reality, front three-dimensional images of an animal eyeball specimen during an operation are collected in real time through a 3D camera microscope, an operation tool is positioned by arranging a pulse laser detector on the operation tool, the position of the operation tool is compared with a standard position through a central processor, position correcting information isgiven, guide information is given through the central processor according to operation processes, then, the front three-dimensional images collected by the 3D camera microscope are superposed with the position correcting information and the guide information, and display is carried out through a mixed reality display terminal. By the adoption of the ophthalmologic operation training system and method based on movement capturing and the mixed reality, the senses of reality and immediacy of ophthalmologic operation training can be improved, real-time guide effects in operation training are improved, ophthalmologic operation training periods are shortened, ophthalmologic operation training costs are reduced, and the training quality is improved.

The embodiment of the invention provides a virtual assembling method and device. The method comprises the following steps of: obtaining the three-dimensional data of the hand limb of an assembling operation person, the three-dimensional data of an assembling workshop and the three-dimensional data of a product to be assembled and the component of the product to be assembled, and in addition, obtaining the RGB (Red, Green and Blue) image data and the depth image data of the hand limb of the assembling operation person; according to the three-dimensional data of the hand limb of the assembling operation person, the three-dimensional data of the assembling workshop and the three-dimensional data of the product to be assembled and the component of the product to be assembled, independently establishing a corresponding hand limb model, a corresponding assembling workshop model, a corresponding product to be assembled and the component model of the corresponding product to be assembled; according to the obtained RGB image data and depth image data, carrying out posture analysis, and obtaining the kinematics data of the hand limb; on the basis of the hand limb model, the assembling workshop model, the product to be assembled and the component model of the product to be assembled, according to the kinematics data, carrying out a virtual assembling process; and analyzing the virtual assembling process to obtain an assembling result analysis result. By use of the method, a virtual product assembling process is realized, and assembling efficiency and effects can be improved.

The invention provides a flat panel detector gain correction template updating method. When the flat panel detector is moved to any to-be-corrected position, image gain correction coefficient in the position state can be calculated through a frame of a to-be-processed jejunum image and by combining with an acquired image gain correction file, so that image heterogeneity due to X-ray can be accurately corrected without needing to photograph a large number of reference images of different doses again; pre-exposure time of operators and operation difficulty are reduced, technical training periodis shortened, real-time performance is strong, the images can be used instantly after the images are photographed, waiting time of patients is synchronously reduced, working efficiency is improved, and the updating method and steps are simple, so that mobility and convenience of the flat panel detector are further enhanced.

The invention discloses an interactive hoisting operation simulation safety training teaching system, and specifically relates to the technical field of hoisting machinery operation safety training. The teaching system comprises an operation end, a command end and a teacher end, wherein the operation end comprises a cab operation unit, a signal acquisition and logic control unit, a sound unit, a seat vibration unit, a three-dimensional stereoscopic vision unit, a teaching projection unit, a network communication unit and a computer main control unit, the seat vibration unit comprises a multi-degree-of-freedom motion platform, the multi-degree-of-freedom motion platform is used for timely carrying out feedback and actions on hoist accidents or abnormal states caused by mistakes or illegal operation in the hoisting operation process, and the computer main control unit is provided with an operation training module, a theoretical examination module and an operation examination module in anembedded manner; the command end comprises a visual angle switching module and a command signal module; and the teacher end comprises a student management module, a data maintenance module, a real-time tracking module, a training result recording module and an achievement statistics module.

The invention discloses a method for simulating gas expansion for a drilling simulator, which comprises the following steps: (1) reading state parameters and operating orders of front-end equipment; (2) according to the acquired equipment state parameters and the types of the operating orders and a pre-established gas expansion model, calculating data for realizing a gas expansion simulation cartoon; (3) according to a set data format, communicating with a specialized graphic processor unit, exchanging operational data, and then accordingly finishing the cartoon representation of the gas expansion in a drilling process by the graphic processor unit; and (4) according to the set data format and the graphic processor unit for communication, exchanging the state information of the cartoon. Based on computer stimulation technology and according to the on-site actual situations of drilling operation, vivid stimulation of the process of generating expansion when the gas overflows in an annulus and goes upwards in the drilling process is carried out, so that the presence of teaching training is enhanced, the training period is shortened, the training effect is improved, and the training cost is reduced.

The invention relates to a method for promoting growth of haematococcus pluvialis and accumulation of astaxanthin. The method comprises the following steps: (1) haematococcus pluvialis is cultured ina culture medium at the culture temperature of 22+ / -1 DEG C, light illumination is carried out, in the cultivation process, sterile mixed air is continuously introduced, and haematococcus pluvialis iscultured to the end of logarithmic growth period; and (2) an algal solution at the end of logarithmic growth period is diluted with a low-nitrogen BBM culture medium with the NaNO3 concentration of 0.01-0.03 mol / L, and the culture temperature is 22+ / -1 DEG C; and light illumination is carried out, when the absorbance OD490 of the haematococcus pluvialis culture liquid at the wavelength of 490 nmdoes not change significantly, microalgae cells are collected and astaxanthin is extracted. The culture and transformation cycle of microalgae are shortened significantly, the efficiency of light energy utilization and transformation and the astaxanthin content of microalgae cells are increased significantly, the interference to cell adherency and physiological metabolism is reduced, and the addedmaterials are used optimally.