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82results about How to "Running well" patented technology

Method for controlling the operation of high-voltage bypass in thermal generator set

The invention relates to a method for controlling the operation of a high-voltage bypass in a thermal generator set, which is characterized in that operational modes of the high-voltage bypass are divided into the following four modes according to the operational states of the thermal generator set: a set starting mode, a set normal operation tracking mode, a mode of shutdown without blowing-out and a blowing-out mode, wherein the set starting mode is divided into three stages according to different operational requirements of a boiler: a first set starting mode, a second set starting mode and a third set starting mode. By using the method, the opening/closing of a high-voltage bypass valve and the opening of a valve position can be controlled according to different operational stages of the set, so that main recovery pressure of the boiler is ensured to ascend smoothly, operate stably and descend smoothly; and simultaneously, the boiler can also be controlled to improve the recovery temperature quickly, so that the recovery temperature is matched with the metal temperature of a gas turbine cylinder quickly and adapt to a combined mode of fixed pressure operation and sliding pressure operation of the set, so that the starting time of the set is shortened, steam exhausting towards air is reduced, the life loss of the steam turbine is reduced, and the optimal starting of the set is realized.
Owner:CHINA SHENHUA ENERGY CO LTD +2

Device for on-line adaptation of motor for automatic operation at optimum efficiency

The invention relates to a device for on-line adaptation of a motor for automatic operation at the optimum efficiency, which comprises a three-phase supply and a central processing unit (CPU), wherein the three-phase supply supplies power for the motor and is connected with the motor after sequentially passing through an input voltage transformer, a thyristor, an output voltage transformer and a current transformer; and the CPU is respectively connected with the input voltage transformer, the thyristor, the output voltage transformer and the current transformer through an input voltage detecting circuit, a regulating circuit, an output voltage detecting circuit and an output current detecting circuit. The device figures out a real-time power factor and a load rate through continuously detecting various parameters of the motor, then the device compares the real-time power factor and the load rate with the rated power factor and the rated load rate of the motor, and voltage regulating control signals conduct phase control regulation for the thyristor through the regulating circuit, so that the motor operates in a speed close to the rated speed, the power factor is also close to the rated power factor, the motor is automatically adapted to operating at the optimum efficiency, and energy-saving operation is achieved.
Owner:HUNAN GUXUN ENERGY SAVING TECH

A computer for software development that dissipates heat quickly

The invention discloses a computer for software development that dissipates heat quickly, and belongs to a software development field. The computer for software development that dissipates heat quickly, includes the casing, two partitions are arranged inside the casing, The top and the bottom of the two partitions are fixedly connected with the inner top wall and the inner wall of the casing respectively, the two partitions are provided with penetration openings, the opposite sides of the two partitions are fixedly connected with support plates, the support plates are positioned below the penetration openings, and the bottom of the support plates is provided with telescopic pushing devices. Through the telescopic device, the combination of the pushing lever and the movable lever, The T-plug is effectively separated from the heat dissipation hole, the air flow inside the casing is increased, the heat dissipation efficiency is improved, and the heat dissipation fan is driven to rotate byelectrifying the motor through the cooperation of the driving gear, the bearing, the rotating rod and the conveyor belt, thereby further accelerating the heat dissipation of the computer and effectively prolonging the service life of the computer.
Owner:池州市普丰科技服务有限公司

Oil cooling type diesel engine

The invention relates to an oil cooling type diesel engine. The oil cooling type diesel engine comprises an engine body, a cylinder sleeve and a cylinder head. The engine body is provided with an oil storing cavity. The periphery of the cylinder sleeve is provided with an oil cooling sleeve. A cooling oil passage way A and a cooling oil pump are arranged between the outlet end of the oil storing cavity and the inlet end of the oil cooling sleeve. The cylinder head is provided with a cooling oil passage way B. The inlet end of the cooling oil passage way B is connected with the outlet end of the oil cooling sleeve. The outlet end of the cooling oil passage way B is connected with the inlet end of an external oil pipe. The outlet end of the oil pipe is connected with the inlet end of the oil storing cavity. The purpose of the oil cooling type diesel engine is to provide an oil cooling type diesel engine with the simple structure and good cooling effect. The oil cooling type diesel engine has the advantages that first, due to the fact that a cooling system and a lubricating system share one oil storing cavity, the structure of the diesel engine is simplified, the manufacturing cost is lowered, and the cooling effect is improved; second, by arranging an oil cooler on the oil pipe, the cooling of heated cooling liquid is accelerated, and the optimal-state operation of the whole cooling system is guaranteed.
Owner:FUZHOU HAILIN POWER

Full-automatic unpacking machine

The invention discloses a full-automatic unpacking machine which comprises a bag feeding bin door and a support. A dust removal fan is arranged on one side of the bag feeding bin door. A pulse reverseblowing mechanism is arranged on one side of the dust removal fan. A filter element is arranged at the bottom of the dust removal fan. A packaging bag crushing mechanism is arranged at the bottom ofthe bag feeding bin door. A screening and separating mechanism is arranged at the bottom of the filter element. A temporary storage bin is arranged at the bottom of the screening and separating mechanism. A waste bag collection device is arranged on one side of the temporary storage bin. A discharging opening is formed in the bottom of the temporary storage bin. A bag feed mechanism is arranged onone side of the bag feeding bin door, and the support is arranged at the bottom of the bag feed mechanism. The dust removal fan, the packaging bag crushing mechanism, the screening and separating mechanism and a drive device of the waste bag collection device are all electrically connected with an electrical control cabinet. According to the full-automatic unpacking machine, the advanced PLC control technology is adopted, the whole unpacking process achieves unmanned operation, the manual labor intensity is reduced, and the influence of dust on the human body health is avoided.
Owner:上海千鸟机械设备有限公司

Discharge gate mechanism

The invention relates to a discharge gate mechanism. The mechanism comprises a discharge gate which rests against a discharge hopper port inside a discharge bin, a coupler, an L-shaped connecting lever, an axial supporting device of the L-shaped connecting lever, a drive unit of the L-shaped connecting lever and a sealing member for sealing a connecting part of the parts; the coupler consists of a pin boss and a pin inserted into the same, and is externally provided with a matching sealing rubber sleeve; one arm of the L-shaped connecting lever is connected with the discharge gate by the coupler, and the other arm is provided with a stepped section which hermetically passes through a discharge bin shell and is connected with the drive unit, and the stepped section is sequentially sheathed with a sealing rubber cup, a supporting casing and a retaining ring of the axial supporting device; the sealing rubber cup, the supporting casing and the retaining ring are arranged inside a supporting sleeve, one end of the supporting sleeve is fixedly arranged outside the discharge bin shell, and the other end of the supporting sleeve is fixedly connected with the drive unit; and a sealing ring is arranged between the supporting casing and the supporting sleeve. The discharge gate mechanism has the advantages of good tightness, convenient opening and closing and easy assembly and disassembly for cleaning.
Owner:BEIJING GOLDENTEAM TECH

Two-wheel drive distributed hub driving pure electric vehicle temperature adjusting and controlling system

The invention discloses a two-wheel drive distributed hub driving pure electric vehicle temperature adjusting and controlling system. The system is mainly composed of an oil tank, an oil pump, hub motors, wheels, a storage battery, a heater, a radiator, a fan, temperature sensors, a controller, a coarse strainer, a fine strainer, four-way valves, two-way valves and the like. The system receives temperature signals fed back by all the temperature sensors through the controller, and an instruction is sent to control the oil pump, the heater and the radiating fan to be started or stopped as well as control opening and closing of openings of all valve bodies, so that under different working conditions, different circulation accesses are connected to enable cooling oil to flow in the corresponding accesses. The two-wheel drive distributed hub driving pure electric vehicle temperature adjusting and controlling system can achieve integrated cooling and heat dissipation of the storage battery and the hub motors and can also heat the storage battery during low-temperature starting, thus, the storage battery can work with the optimal temperature range as far as possible, the working performance of the storage battery is achieved better, and the service life of the storage battery is prolonged.
Owner:SHANDONG UNIV OF TECH

Big data-based intelligent monitoring and analyzing system for power transformation equipment

PendingCN110932405ARealize global monitoringRealize fault prediction and diagnosisCircuit arrangementsInformation technology support systemData acquisitionTerminal system
The invention belongs to the technical field of intelligent operation and maintenance management of the Internet of Things, and particularly relates to a big data-based intelligent monitoring and analyzing system for power transformation equipment, which comprises a central monitoring system and a terminal system, the central monitoring system is mainly used for completing multi-source data accessand storage, providing an analysis process rapid construction function and calling the packaged analysis algorithm service to carry out multi-dimensional and multi-scale correlation analysis on the data; meanwhile, functions of global monitoring, remote maintenance, power supply management and control, safety control, fault analysis and prediction are provided through the service subsystem; and the terminal system is mainly responsible for performing encryption, data retransmission control and data source interface adaptation on local data of the transformer substation, and sending the data to the data acquisition server through two access modes of VPN wired and GPRS wireless. The invention is high in operation and maintenance efficiency, can effectively improve the operation and maintenance management level of the State Grid Corporation of China, reduces the operation and maintenance cost, and can achieve the global monitoring and fault prediction and diagnosis of various types of electrical equipment.
Owner:沈阳博来德滋电子科技有限公司

Method and product for greatly changing rigidity of conical spring

The invention discloses a method and a product for greatly changing rigidity of a conical spring. The product comprises an inner cone, a rubber body and an outer cone, wherein the rubber body surrounds the inner cone; the outer cone surrounds the rubber body; the rubber body, the inner cone and the outer cone form a conical rubber metal spring together; the lower end surface of the rubber body is respectively connected with the inner cone and the outer cone of the conical spring; the rubber body is in the trend of gradually rising from the part being connected with the inner cone to the part being connected with the outer cone. The product is characterized in that a boss protrudes outwards from the bottom of the inner cone, and after the rubber body moves down until the lower end surface of the rubber body is propped against the boss, the boss protruding outwards from the bottom of the inner cone and the inner side of the outer cone are in double restraint coordination to generate great variable rigidity. Through the change of the shape, the slope and the length of each section of the boss as well as the number of sections, the rigidity change magnitude and the rigidity change position of the conical spring are adjusted, and the adjustment of repeatedly changing the rigidity is realized through the control of the number of sections.
Owner:ZHUZHOU TIMES RUIWEI ANTI VIBERATION EQUIP LTD

Method for simultaneously identifying load and mutual inductance of multi-load wireless power transmission system

The invention discloses a method for simultaneously identifying loads and mutual inductance of a multi-load wireless power transmission system, which comprises the following steps of: firstly, enabling a multi-load system to be equivalent to single-load systems with different working time sequences through a time division multiplexing method; voltage overshoot and instable voltage occurring in a time division operation identification algorithm are prevented through double filter capacitors and bus voltage adjustment; and then introducing a particle swarm algorithm, establishing a system steady-state circuit model, establishing a fitness function through a difference value between a sampling output voltage and a prediction output voltage, converting a parameter identification problem into an algorithm optimization problem, and carrying out optimal solution search on a to-be-identified parameter to replace a traditional calculation method, so that errors generated by a traditional equation are avoided. According to the method, only input and output voltages need to be sampled, the communication data volume is reduced, the circuit complexity is reduced, and the system size is reduced. According to the method, the load and mutual inductance of the multi-load wireless charging system can be identified in real time, and the working range of the wireless charging system is expanded.
Owner:QUANZHOU INST OF EQUIP MFG

Multi-module intellectual property network transaction platform

The invention discloses a multi-module intellectual property network transaction platform, comprising a link terminal, a main server and a client side. The main server is provided with a cloud storage module. The link terminal and the main server establish unidirectional data communication. The cloud storage module records the identity information of buyers and sellers, the intellectual property literature of the sellers, intellectual property state information, intellectual property policy information and buying Information. The client side comprises a register and login module, an intellectual property state module, a communication module, an intellectual property policy module, a handset pushing module and a buying information module, wherein the register and login module, the intellectual property state module, the intellectual property policy module, the handset pushing module and the buying information module separately establish bidirectional data communication with the cloud storage module; the communication module establishes data communication with a third party chatting tool; the handset pushing module and a handset establish data communication. The multi-module intellectual property network transaction platform is simple and practical, and promotes intellectual property transaction development.
Owner:安庆市扬智信息科技有限公司

Electric vehicle battery thermal management system employing porous material

The invention discloses an electric vehicle battery thermal management system employing a porous material. The electric vehicle battery thermal management system comprises a power battery pack battery box and an air processing system, wherein the power battery pack battery box comprises a battery box body and battery units, the battery units are arranged in the battery box body an in array way, the air processing system is a hot pump type refrigerating system, comprises an indoor machine part and an outdoor machine part and is used for purifying, cooling/heating circulation air, at least one porous material plate is arranged in the battery box body and is arranged along a radial direction of the battery units, opening holes are formed in the porous material plate and are larger than the sizes of end surfaces of the battery units, the battery units are inserted into the opening holes of the porous material plate, and contact parts of the battery units and the porous material plates are filled with thermal conductive plastic. By the electric vehicle battery thermal management system, a power battery pack can be enabled to run within an optimal temperature range, a huge impact force generated by accident collision of an electric vehicle can be effectively reduced, and the working efficiency, the safety and the reliability of the power battery pack are comprehensively improved.
Owner:XI AN JIAOTONG UNIV

High efficient whirl tray suitable for ship exhaust gas washing tower

The invention discloses a high efficient whirl tray suitable for a ship exhaust gas washing tower. The tray comprises a connection plate and a plurality of whirl components arranged on the connectionplate. The connection plate is provided with a plurality of through holes. Each whirl component comprises an outer cylinder, an inner cylinder, and a whirl blade arranged on the outer wall of the inner cylinder. The bottom of the outer cylinder is provided with a drainage inlet for introducing an absorbent. Each whirl component comprises a peripheral whirl component arranged on the inner wall of the whirl tray and an internal whirl component that is close to the center of the whirl tray. The peripheral whirl component is provided with a drainage component for introducing an absorbent. The drainage component comprises a drainage pipe and an annular pipe arranged on the inner wall of the outer cylinder. One end of the drainage pipe is arranged on the external side of the outer cylinder and extends outwards, and the other end is communicated with the annular pipe. The side, which is close to the whirl blade, of the annular pipe is provided with a plurality of round holes. Through the whirling effect of the whirl component, the absorbent is broken into droplets, which carry out complete reactions with flue gas, moreover, the flue gas that escapes from the peripheral areas can be effectively captured, and the flue gas desulfurization efficiency is improved.
Owner:ZHEJIANG ENERGY MARINE ENCIRONMENTAL TECH CO LTD
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