66results about How to "Reduce R&D investment" patented technology

The invention belongs to the technical field of washing machines, and particularly relates to a washing machine with a steam washing and caring function. The washing machine with the steam washing andcaring function comprises an atomizing unit, a groove and a heating assembly, wherein the atomizing unit consists of an atomizing water storage device and an atomizing generator arranged in the atomizing water storage device; the groove is formed in an outer barrel and is provided with a steam inlet; the heating assembly is formed in the groove; a water inlet and an atomizing outlet are formed inthe atomizing water storage device; the water inlet is connected with a water source; the atomizing outlet is connected with a steam inlet of the groove; and the atomizing generator is connected witha power supply board of the washing machine. The washing machine with the steam washing and caring function generates steam fast, the amount of steam is large and the steam is continuous, and the temperature can further be regulated and controlled conveniently.

The invention relates to a shared memory based real-time monitoring and control method and system for software running process, which can be used for dynamically acquiring a variable value, a software running state and various parameters in a software program during the software running process and supporting real-time control of software execution flow. By the method and the system, the variable value, the software running state and various parameters in the software program can be periodically collected, and the execution flow is controlled in real time; during real-time data collection, a shared memory is only needed to be periodically read, the corresponding data in the shared memory is acquired, the related software running state can be acquired, the running of a current program is not needed to be stopped, and the influence on the program is reduced; and during real-time control of the execution flow, the real-time control of the execution flow is achieved by changing the control variable value of the shared memory. The invention provides a simple shared memory management interface easy to use, and the collection of the soft running state and the control of the execution flow can be supported better.

The invention discloses a non-contact magnetic coding sensor, which mainly comprises a magnetic encoder and a sensor body assembly, and is characterized in that the magnetic field of the magnetic encoder in one period is in sine distribution, and the sensor body assembly acquires a vibration magnetic field generated by rotating the magnetic encoder and correspondingly outputs a path of sine analog signals and a path of cosine analog signals. The non-contact absolute type magnetic coding sensor provided by the invention can accurately measure the speed and the absolute position of a rotating object, and can detect the rotating direction at the same time. Meanwhile, the magnetic coding sensor is high in measurement accuracy, short in response time, simple in process, long in service life and capable of operating in a high-temperature oil pollution environment.

The invention discloses a replaceable radio frequency coaxial connector, which sequentially comprises a cable assembly structure, a connector body and a national standard interface port. The connector body comprises a first part and a second part which are connected with each other; a terminal at one end of the first part is connected with the cable assembly structure, and an assembly end at the other end is connected with an inner connection end of the second part; an outer connection end at the other end of the second part is connected with the national standard interface port; the central position in the assembly end is provided with a No. 1 inner conductor which is matched with a No. 1 outer conductor through a No. 1 intermediate; the central position in the inner connection end on the second part is provided with a No. 2 inner conductor corresponding to the No. 1 inner conductor; the No. 2 inner conductor is matched with a No. 2 outer conductor through a No. 2 intermediate; and the No. 2 outer conductor and the No. 1 outer conductor are correspondingly arranged. The replaceable radio frequency coaxial connector has the advantages of wide applicable range, high utilization efficiency, and low research and development cost, production cost and inventory cost.

The invention provides a robot platform development system based on modularization. A user can build a own robot in a manner of building blocks, and can regulate the relation of each action execution unit and a sensing unit and the function of the same through a client compiling system, so that each module becomes an organic and unified entirety. The system enables a robot manufacturer to concentrate on the design of the robot appearance and the robot function, the research& development input to function software such as the action execution unit, the sensing unit and like equipment is reduced, the manufacturing efficiency is improved, and the user experience is improved; the system pushes the robot industry to progressively develop better so as to finally achieve a unified standard of the industry. The system disclosed by the invention is ingenious in logic structure, high in modularization degree, solves the high threshold of the R&D of the robot, reduces the R&D time and cost of the robot, realizes the modular, simple and intelligent design of a robot module, and facilitates the people to research and develop the robot on the platform architecture.

The invention relates to a software algorithm real-time reliability test platform and method based on historical working condition data. The test platform carries out test on an automobile ECU. The test platform comprises a main control board, a CAN hardware tool, a CANalyzer analysis test tool and a data display module, which are connected in sequence, wherein the CANalyzer analysis test tool is connected with a database and a data acquisition unit for obtaining real-time working condition data of operation of the whole vehicle. Through the working condition data collection tool, the real-time operation working condition data of an automobile is collected, recorded and stored; then, output data is converted into input data, and an output port is converted into an input port; ports needing hard line access are subjected to signal processing; the software is loaded to a test ECU, and the collected original ECU working condition data is played in real time and imported to the test ECU; and the two ECUs are same except the input and output, and thus the test platform is established. Therefore, real and complex working condition input is realized; and meanwhile, the ECU software algorithm is checked in real time, and reliability is enhanced.

The invention provides an electric control system of an excavator, a control method and device and a storage medium, and relates to the technical field of engineering machinery. The method comprises an operating mechanism, a pilot hydraulic valve, a pilot pressure transducer component, an electro-hydraulic proportional valve component, an executing mechanism, a hydraulic main valve group and a control device, wherein the pilot pressure transducer component is arranged on a pilot hydraulic oil pipe and used for detecting pilot pressure and sending the pilot pressure to the control device in thestate that the operating mechanism acts independently, wherein hydraulic oil flows out from an outlet of the pilot hydraulic valve and generates corresponding pilot pressure; and the control device is used for calculating the control current required by the electro-hydraulic proportional valve component based on the pilot pressure. According to the electric control system, the control method anddevice and the storage medium, research and development investment can be effectively saved, and the whole vehicle production and debugging period is greatly shortened; and redundancy control requirements under various modes can be met, and the intelligent level of the excavator is improved.

A multi-channel parallel transmission pipe integration system comprises a body. At least one circular main channel and at least one circular auxiliary channel are packaged in the circular body through an integral extrusion forming process. The body is made of materials with certain ductility and molding capacity such as polyurethane, nylon and neoprene rubber. The main and auxiliary channels are made of materials like steel, plastics, optical fiber or resin with certain flexibility. The multi-channel parallel transmission pipe integration system of the invention has a wide range of applications and high practicability, and greatly reduces the use costs and research and development investment of users.

The invention provides a backboard tool testing system. Different specifications of single boards to be tested are tested in a parallel manner, the system can be used to test different types of singleboards, the cost and materials for research and development in single board test can be reduced, the test cost is reduced, test operations are simplified, and the test efficiency is improved.

The invention discloses an efficient Internet of Things terminal task scheduling method, and the method comprises the following steps: 1, after a satellite Internet of Things terminal is powered on and initialized, sending a first power-on scheduling instruction to a GNSS module, and obtaining GPS position information and UTC time information; 2, calculating the entry time of the satellite in the next period according to the GPS position information and the UTC time information, calculating the entry time difference according to the entry time of the satellite in the next period and the current time, and generating a low-power-consumption instruction when it is judged that the entry time difference is larger than the stable time of the terminal; 3, when the wake-up information is detected, generating a data receiving instruction according to the wake-up information so as to control the FPGA baseband module to receive data sent by the satellite to the satellite Internet of Things terminal. According to the technical scheme, the low-power-consumption state of the satellite Internet of Things terminal is introduced, the task scheduling process is optimized, the standby time is prolonged, the battery cost is saved, and meanwhile, the success rate of data frame sending is increased.

The invention discloses application of anti-human immunodeficiency virus (HIV) drug amprenavir in preparation of an antitumor drug. The anti-HIV drug amprenavir identified by food and drug administration (FDA) is taken as a material; the killing effect of the amprenavir on a tumor cell is detected by adopting a microwave theory and techniques (MTT) method. An experiment proves that the amprenavir has a significant inhibiting effect on multiplication of a plurality of tumor cells, such as a breast cancer michigan cancer foundation (MCF-7) cell, a non-small cell lung cancer A549 cell, a mouse embryonic fibroblast glioblastoma multiforme L929 cell, a colon cancer HT29 cell, a brain glioma U87 cell and the like, so as to clarify new use of an old drug. Therefore, foundation is provided for development of a novel anti-tumor drug.

The present invention provides a printed circuit board assembly and a terminal device, wherein the printed circuit board assembly includes: a first printed circuit board; a radio frequency module arranged on the first printed circuit board; at least one second printed circuit board On the circuit board, at least one first-type functional module is arranged on at least one second printed circuit board, and the second printed circuit board is connected to the first printed circuit board. The printed circuit board assembly provided by the present invention makes the design of the printed circuit board assembly more flexible by separating the radio frequency module and the first type of functional module, and avoids the waste caused by the design of the radio frequency module and the PCB main board on the same board. The design cost is reduced, the loss on the routing of the radio frequency signal is reduced, the development cycle can be shortened, and the influence of noise on the performance of the radio frequency signal can be avoided.

The invention discloses a safety protection socket, which comprises a socket body and a protection cover, wherein the protection cover is movably connected onto the socket body; the protection cover is provided with at least one through hole whose position is corresponding to the position of a slot in the socket body; the top of the socket body is provided with at least one elastic convex pin which can be bounced and pressed down; the position of each elastic convex pin is corresponding to that of each through hole; the protection cover is provided with a self-reset mechanism; and when the protection cover is at the original point, the position of the through hole and the position of the slot in the socket body are staggered, and the elastic convex pin is bounced to lock the protection cover. According to the safety protection socket, the safety performance is extremely high, the performance is reliable, the investment on research and development is little, the structure is simple, promotion is easy, the protection performance has rich gradient, and the user can make a choice conveniently between safety and use convenience.

The invention discloses an automatic pole aligning coding sensor which comprises a magnetic coder and a sensor body assembly. The magnetic coder is rotatably arranged relative to the sensor body assembly and generates a periodically changing continuous magnetic field. The sensor body assembly acquires the changing magnetic field which is generated by the rotating magnetic coder from different directions and correspondingly outputs an absolute amount type signal. Furthermore pole alignment calculation can be performed according to the synchronously acquired signal. The sensor with an automatic pole aligning function has advantages of greatly simplifying sensor mounting of a permanent magnet synchronous electric machine, greatly shortening debugging time in a subsequent using process of the permanent magnet synchronous electric machine, and reducing maintenance difficulty.

The invention provides a receiver RTK precision test method and a terminal. A to-be-tested receiver and a contrast receiver are simultaneously mounted on a moving carrier; a differential data transmitted from a base station receiver at the precise location is forwarded to the to-be-tested receiver and the contrast receiver separately to enable the to-be-tested receiver and the contrast receiver toperform RTK resolving according to the differential data to obtain corresponding positioning results; and next, the RTK precision of the to-be-tested receiver can be tested by comparing the positioning results of the to-be-tested receiver and the contrast receiver, the test can be completed only by selecting one tested high-performance contrast receiver, and the test cost can be lowered to the greatest extent; and in addition, testing can be carried out in a real dynamic environment, and research and analysis can be carried out according to the actually received satellite signals and the stored data of the receiver, so that the research and development investment of medium and small enterprises can be reduced, and the threshold of the research and development field of the receiver relatedtechnology can be lowered.

The invention provides a main wiring system for an offshore wind power plant flexible direct current power transmission system. The main wiring system for an offshore wind power plant flexible direct current power transmission system includes an offshore booster station, a pelagic converter station and an offshore converter station, wherein the offshore booster station is used for improving the alternating current voltage grade, and transmitting the alternating current voltage to the pelagic converter station; the pelagic converter station is used for rectifying the alternating current voltage transmitted from the offshore booster station into direct current voltage, and transmitting the direct current voltage to the offshore converter station; and the offshore converter station inverts the direct current voltage transmitted from the pelagic converter station into alternating current voltage, and transmitting the alternating current voltage to an offshore sub transformer station. The technical scheme provided by the main wiring system for an offshore wind power plant flexible direct current power transmission system improves the safety and stability of an offshore alternating current power grid, provides enough quick dynamic reactive compensation for the wind power plant, reduces the off-net risk of a blower fan and improves the utilization rate of wind energy. The technical scheme provided by the main wiring system for an offshore wind power plant flexible direct current power transmission system can be applied to large scale construction of pelagic offshore wind power direct current grid connected standard system, can promote design of direct current grid connected system, type selecting and standardization of equipment, and can reduce the cost of programming, construction and operation and the investment for research and development of equipment.

The invention discloses an information real-time pushing method and device, a computing device and a medium, and the method comprises the steps: obtaining real-time behavior data, a historical user feature parameter set, a historical user label and user historical behavior data matched with a target user when the fact that the target user generates a real-time behavior matched with a target business is detected; determining at least one new user label corresponding to the user according to the real-time behavior data, the historical user characteristic parameter set of the target user, the historical user label and the user historical behavior data; and pushing information matched with the new user label to the target user in real time according to the mapping relationship between the newuser label and the information. According to the embodiment of the invention, the problem of poor timeliness caused by offline data processing in the prior art is solved, the real-time performance andaccuracy of an information recommendation scheme are ensured, a user can enjoy discounts brought by the information recommendation scheme online in real time, the research and development investmentof an enterprise is reduced, and the competitiveness of the enterprise is improved.