984results about How to "Extend working life" patented technology

A system for extending the utility of blockchain environments when such environments become too large or complex, is disclosed. The system systematically creates a second generation, or child blockchain that can retain machine-readable links to the parent blockchain which, in turn, can be archived and referenced, when necessary, for historical reference. Accordingly, the system serves to reduce the size of the working blockchain thereby making it easier to store the blockchain, and further serves to increase the speed of queries to interrogate the current state of the blockchain. By reducing the size of the working blockchain, the present invention seeks to extend the utility of large blockchains by segregating and archiving historical or older transactions recorded in the blockchain. The system and process further includes methodologies to create links between the current blockchain and the archived sections of the blockchain to ensure the integrity of the full historical ledger.

The invention provides a water surface floating cleaner with a floating type fishing transportation structure. The floating cleaner comprises a cleaner body, a floating cylinder installed at the bottom of the cleaner body, a wind power driving device which is arranged at the stern and comprises two fans, a fishing device which is arranged on the bow and comprises two fishing plates arranged at thetwo ends of the bow, a transporting device which is installed on the cleaner body and comprises a conveying caterpillar band and a plurality of comb-shaped partition plates arranged on the conveyingcaterpillar, and a garbage collecting bin arranged on the cleaner body and located below the output end of the transporting device, wherein the rotating speeds of the two fans can be adjusted independently; a fishing region is formed between the two fishing plates, the width of the opening of the fishing region is adjustable, the input end of the transporting device stretches into the fishing region, and the output end of the transporting device is lifted to the portion above the cleaner body through a support. The water surface floating cleaner has the advantages of being high in practicability, convenient to operate and high in automatic degree, and can better achieve the purpose of water surface floating garbage cleaning inside small and medium size lakes, small ponds and the like.

The invention relates to a full-automatic material taking and material feeding sewing machine. The full-automatic material taking and material feeding sewing machine comprises a fabric taking device, a fabric position correction system, an air pump system and a sewing material pressing and feeding device, wherein a horizontal guide rail is arranged in the X direction above a machine frame; the entire fabric taking device can conduct movement in X direction along the horizontal guide rail and can further conduct movement in Z direction on the horizontal guide rail; a linear module in a Y direction is arranged at the lower part of the fabric taking device; a rotating and regulating mechanism is arranged at the lower part of the linear module in the Y direction; a sucking disc fixing plate is arranged at the lower part of the rotating and regulating mechanism; the fabric position correction system comprises a fabric position sensing device; the fabric position sensing device comprises at least three sensors and a driving system that monitors the position of the fabric and transmits the signals of the fabric position deviation to the fabric taking device; the driving system corrects the placing position of the fabric through adjusting the global movement of the fabric taking device in the X direction, the Y-direction movement of the linear module in the Y direction and the rotating angles of the rotating and regulating mechanism.

The invention discloses a super-high thermal conductivity and low thermal expansivity diamond composite material and a preparation method thereof, and belongs to the field of high-performance functional materials. The composite material consists of at least two phases of high thermal conductivity diamond grains and high thermal conductivity metals or alloy materials. The preparation method for the composite material comprises the following steps of: putting high thermal conductivity sheet or block metals or alloy materials on the high thermal conductivity diamond powder grains, loading, sealing, performing vacuum heat treatment, and performing melt infiltration sintering at certain high temperature under high pressure to make high thermal conductivity metals melted and infiltrated in the diamond grains so as to form the super-high thermal conductivity and low thermal expansivity composite material. The method makes high thermal conductivity nonmetal materials and high thermal conductivity metal materials firmly combined, so the composite material has the compactness of over 99 percent, and the thermal conductivity of 600 to 800W/(m.K); the thermal expansivity (less than 5ppm/K) matched with an electronic device can ensure that a workpiece works stably for a long time under the condition of high heating density; and the composite material has wide industrial application prospect.

The invention discloses a no-scanning three-dimensional laser detection device received by an array transmitting unit and a method. The device comprises a two-dimensional array laser source, a unit laser detector, a system controller, a modulator and a demodulator. The method includes the following steps that the system controller controls the modulator to generate a laser pulse driving sequence and to send the laser pulse driving sequence to the two-dimensional array laser source and the demodulator, and the two-dimensional array laser source is driven by the modulator to generate corresponding modulating laser pulses and the modulating laser pulses irradiate a target area; the unit laser detector receives laser pulse echoes reflected from the target area, converts the laser pulse echoes and generates an electrical signal pulse sequence, the demodulator demodulates, recognizes and processes the electrical signal pulse sequence generated by the unit laser detector, and then outputs the electrical signal pulse sequence to the system controller, and the system controller controls an output distance numerical matrix. By means of the device and the method, complexity of detection elements is simplified, and achieving of laser detection distance range extending and long-distance non-scanning laser radar is facilitated.

The invention provides a driving method and a device for adjusting LBD brightness with high power; the method can obtain the LBD brightness data through receiving the control information input from the outer side; the current flowing through the LBD can be set through a current adjusting unit connected with the driving unit, the LBD is lighted so as to lead the brightness to reach the target value; or the current flowing through the LBD can be set according to the method, the LBD brightness can be primarily adjusted, and then the signal dutyfactor of the PWM adjusting unit connected with the current adjusting unit in parallel is set, the LBD brightness is further adjusted to finally reach the target value; the LBD can be turned off through setting the dutyfactor of PWM adjusting unit signal to 0%. the technical proposal provided by the invention is utilized to dynamically adjust the LBD brightness in real time, and remarkably improve the EMC (electromagnetic compatibility) property of the device at the same time, and prolong the service life of the LED.

The invention relates to a flexible organic light emitting transistor display device, which comprises a substrate (1), a source electrode layer (2a), a drain electrode layer (2b), a charge injection layer (3), organic semiconductor layers (4, 5 and 6), a gate insulating layer (7) and a gate electrode layer (8), wherein the source and drain electrode layers (2a and 2b) are made of graphene. The charge injection layer is added, a charge injection material is selected, the drain and source electrode layers are made of the graphene, so that the flexible active matrix organic light emitting transistor display device is transparent and high in aperture opening ratio and brightness, low in operating voltage and long in service life.

The invention discloses a wireless sensor network multiple target real-time tracking system based on event drive. The system is designed by using a hierarchy logical structure, wherein a perception layer, a network communication layer and an application layer are respectively comprised. In order to avoid network conflict in a multiple target tracking process, a self-adaption clustering node scheduling strategy based on a task is used. A Calman filter positioning tracking algorithm based on event drive is disclosed. A least square method with fast convergence speed is used to modify a current Calman filter state value, and positioning tracking is carried out on a number of mobile robots in a sensor network. The system uses a double token working mode and is combined with a dynamic time slot allocation method based on a task to effectively complete a network task in real time. The system uses the self-adaption clustering node scheduling method, can automatically carry out clustering on measurement data according to a moving target, breaks a previous working mode which is limited by single target tracking, and realizes a real-time multiple target tracking function and remote feedback control based on a wireless network.

The invention discloses a fast steering mirror. An upper support frame is sequentially connected with an auxiliary mirror bracket and a main mirror bracket by an elastic bracing frame, and the main mirror bracket and the auxiliary mirror bracket are respectively fixed with a main mirror and an auxiliary mirror; four linear voice coil motors are symmetrically arranged on the surface of the upper bracing frame, and the center is provided with a through hole; a semiconductor laser, a position sensitive detector and a spectroscope tilting 45 degrees are respectively arranged under the upper bracing frame, wherein, laser emitted from the semiconductor laser passes through the spectroscope and the through hole and reaches the auxiliary mirror, the auxiliary mirror reflects the laser back to the spectroscope, and then the spectroscope reflects the laser to the position sensitive detector. The fast steering mirror has the advantages of compact structure, high angle control precision, no friction loss and high resonance frequency, can be widely used in the fields such as space optical communication, adaptive optical compensation, laser processing, laser radar and the like.

The invention discloses an illumination system of an intelligent controlled LED tunnel lamp and the application thereof, which comprises a power supply and distribution device, a group of structure including a plurality of LED tunnel lamps that consist of tunnel lamp burners, direct current drive working power and control units. A sensing signal recognition processor added with a temperature sensor is arranged in each control unit of the LED tunnel lamps in the invention; the front end of the sensing signal recognition processor is successively connected with a sensor signal converting processor and a vehicle detecting sensor through a preposed sensing signal transmission channel in a many-to-one way; signals from the temperature sensor and the vehicle detecting sensor are treated uniformly by the sensing signal recognition processor. The invention can recognize whether vehicles comes from the front of the tunnel so as to control whether the LED tunnel lamps are lightened, and the driving current of the LED tunnel lamp caps or the lightened number of the LED tunnel lamps can be adjusted and controlled according to the detected environment temperature in the tunnel without reducing the brightness of the tunnel lamps, thus realizing the power saving and prolonging the working life of the tunnel lamps.

The invention discloses a power supplying and driving device and method for an ocean monitoring device. By means of the power supplying and driving device and method for the ocean monitoring device, power can be supplied to the ocean monitoring device, meanwhile, driving force can be provided for the ocean monitoring device, and the ocean monitoring device is simple, convenient to use, high in reliability, low in cost, free of pollution and long in service life. The characteristic that a solid-liquid phase change material conducts phase changes along with temperature changes is utilized, a phase change cylinder containing the solid-liquid phase change material is in direct contact with seawater, the phase change cylinder can be solidified and melted repeatedly in the floating and submerging process of the ocean monitoring device, the ocean temperature difference energy is converted into the size change, energy is charged to an accumulator, the accumulator is controlled to release the energy and change the size of an external oil bag so as to drive the ocean monitoring device to vertically move through a series of pipelines and valves, a hydraulic motor is driven to rotate to drive a generator to generate electricity, and power is supplied to a control system and a measuring device of the ocean monitoring device.

The invention discloses an engineering machine and a method for controlling the engineering machine. The engineering machine comprises an engine, a hydraulic pump, a hydraulic actuating mechanism and a control system, wherein the engine can drive the hydraulic pump which can supply high-pressure oil for the hydraulic actuating mechanism, the hydraulic actuating mechanism is used for driving corresponding components, the control system comprises an operating handle and a controller, and the hydraulic pump is a variable hydraulic pump; the controller can acquire the output power of the engine, external load and the adjustment range of the operating handle, and generate control signals according to a predetermined control policy; and the controller can adjust discharge capacity of the variable hydraulic pump through the control signals. The method for controlling the engineering machine comprises the following steps: firstly, acquiring the adjustment range of the operating handle, the external load and the output power of the engine; and secondly, adjusting the discharge capacity of the variable hydraulic pump according to actual working conditions. The engineering machine and the method for controlling the engineering machine can make load torque formed by the hydraulic pump matched with output torque of the engine.

The invention relates to a GaN-based epitaxial wafer and a growing method thereof. The structure of the epitaxial wafer sequentially comprises a sapphire substrate, a low-temperature GaN buffer layer, a non-doping GaN layer, an n-type GaN layer, a multiquantum well layer, a p-type AlGaN layer, a p-type GaN layer and a high-doping p-type GaN electrode contacting layer from bottom to top. The non-doping GaN layer contains a first non-doping GaN layer and a second non-doping GaN layer, and the first non-doping GaN layer and the second non-doping GaN layer are grown under different pressures. The combination of the first non-doping GaN layer and the second non-doping GaN layer can relieve the stress of a GaN epitaxial layer caused by lattice mismatching of the substrate and the GaN material and reduce the dislocation density of the GaN epitaxial layer, and the linear defect density of the GaN epitaxial layer can be reduced to 1*10<8>/cm<3>, therefore, the important technical indexes such as the service life, the antistatic capability, the reverse characteristic and the like of a light emitting diode can be effectively improved.

The invention provides an optical ranging based transparent liquid level measuring device and method. The device comprises a laser, a collimating lens, a receiving lens, a linear array photoelectric detector and a processing unit. The laser is used for producing laser which is collimated by the collimating lens to be emitted to the liquid level vertically. The receiving lens is used for receiving refracted light which is diffused by the container bottom and refracted by the liquid level and forming a light spot on the linear array photoelectric detector. The processing unit is used for performing calculation to obtain the liquid level value of the transparent liquid according to the focal length of the receiving lens, a first distance from the light spot to a principal optic axis of the receiving lens, a second distance from the light spot to the laser, a third distance from the laser to the transparent liquid bottom, the transparent liquid refractive index and the air refractive index. By means of the device and the method, the transparent liquid level can be measured.

The invention relates to a loose metal litter briquetting machine. A vertical main cylinder is arranged at the top of a stand, a piston of the main cylinder is connected with a punch in up-and-down reciprocating motion in a final pressure swaging bucket, a soleplate for sealing the bucket bottom is arranged at the bottom of the swaging bucket and controlled by a horizontally arranged knife gate cylinder, the middle of the swaging bucket is horizontally provided with a pushing cabin which is in sealed connection and vertical intersection with the swaging bucket; the tail end of the pushing cabin is provided with a pushing head connected with a piston of a pushing cylinder piston, the pushing cabin is provided with an open side which is communicated with the bottom of a feeding hopper, a precompression pushing head is arranged at the other side of the bottom of the feeding hopper and connected with a piston of a precompression cylinder. The precompression cylinder, the pushing cylinder and the main cylinder provided by the invention respectively extrude materials in the three directions of the X axis, the Y axis and the Z axis to effectively improve the compression efficiency of the materials and finally obtain high-density litter cakes while cutting coiled wires and separating litter liquid and have high degree of automation and good economic benefits.

The invention discloses a method for measuring a wind driven generator air gap through eddy current sensors, and belongs to the field of measuring. At least four radial eddy current sensors are arranged on the surface of a generator stator, one axial eddy current sensor is arranged on the generator stator in the axial direction, and a key-phase sensor is arranged on the part, at the radial position of a rotating shaft of a generator, on a machine body or a rack; the signal output ends of the radial eddy current sensors, the signal output end of the axial eddy current sensor and the signal output end of the key-phase sensor are correspondingly connected with the signal input ends of a wind power state monitoring and collecting device respectively; the wind power state monitoring and collecting device reads and processes the sampling result and uploads the processed result to a database of a server through an Ethernet port, a workstation in a local area network or a remote workstation can have access to the database in the server, real-time air gap data of the wind driven generator are checked in real time, and different working modes or working patterns of the wind power state monitoring and collecting device can be controlled to be switched through air gap monitoring system software.

A soldering iron tip having a copper or copper alloy core and a metal particle sintered member connected to the core to transfer heat therefrom to form a working soldering tip. The sintered member can be manufactured by powder metallurgy from a base material (iron, nickel and/or cobalt particles) and an additive (silicon, copper, silver, tin, boron and/or carbon particles) where needed. The sintered member can be formed as a cap which is fitted onto the working tip with a silver paste sandwiched therebetween, a brazing filler metal ring is positioned between an abutment shoulder and the cap, flux applied to the joint and the cap brazed into place. A metal, cermet or ceramic coating sprayed on the outer surface of the core, except for the (masked) working tip end, is not wettable by solder. An Ag—Al—Cu alloy coating layer in the rearwardly-disposed cavity improves heat conduction from the heater therein.

A fluid end assembly including a pump housing with a number of interior passages for the flow of fluids. The housing has a plunger bore with a closed inner end and an open outer end. A suction passage intersects the plunger bore. A discharge passage intersects both the plunger bore and the suction passage such that the discharge passage, the suction passage, and the plunger bore radiate outwardly from their point of intersection to define a shape resembling a “Y”. A connector passage branches from the discharge passage. An outlet passage intersects the connector passage and passes through the pump housing at right angles to the plunger bore. A reciprocating plunger is located in the plunger bore. A suction valve is located in the suction passage. A discharge valve is located in the discharge passage. A fluid supply manifold is pivotally secured to the housing and is in fluid communication with the suction passage.

The invention discloses a hydraulic driving system for an offshore drilling compensation winch.A hydraulic secondary regulation element and a driven hydraulic cylinder jointly drive the winch to fulfill a heave compensation function, and a bit feeding hydraulic motor drives the winch to fulfill an automatic bit feeding function.During compensation, the driven hydraulic cylinder and a liquid-gas energy storage device thereof are used or bearing all static loads of a drilling rig and periodically recovering and releasing gravitational potential energy of loads; the hydraulic secondary regulation element operates in a constant-pressure network to overcome other loads in the compensation process, and the liquid-gas energy storage device periodically recovers and releases inertia kinetic energy of the a winch rotary system.During bit feeding, the driven hydraulic cylinder and the liquid-gas energy storage device thereof recover the gravitational potential energy of the loads of the drilling rig and release in lifting of a drilling rig traveling system.The hydraulic driving system is integrally compact in structure, a hydraulic energy recovery system is high in operation efficiency and long in service life, and an engine is low in power and power consumption.

The invention provides an efficient transport refrigeration machine which comprises a compressor, a condenser, a motor, a drying liquid accumulator, an evaporator, a switch power source connected with the motor in series, a control switch and a driver. The switch power source comprises a three-phase resonant converter with a middle tapped transformer. The efficient transport refrigeration machine is provided with the three-phase resonant converter with the middle tapped transformer, and is low in loss and high in power density, the work life of the transport refrigeration machine can be prolonged, and the reliability of the transport refrigeration machine can be improved.

The invention relates to a plasma air sterilizing and purifying device for an air-conditioned train, which comprises a plasma reactor, a pulse power source, a fan component, an air inlet, an air outlet and a shell and is characterized in that a positive electrode which is formed by arranging a plurality of nickel-chromium metal wires or nickel-chromium metal bands in the same plane at equal intervals in parallel is arranged in the plasma reactor; the positive electrode is arranged in the middle position of two adjacent negative electrodes; the two ends of the positive electrode are fixed in a groove or a convex part corresponding to a conductor rail for preventing micro-discharge; each negative electrode is made of an aluminum plate the surface of which is oxidized, and nano-TiO2 is respectively laid on the two surfaces of each negative electrode; and a pulse transformer and a pulse generator are arranged in the pulse power source and are arranged according to a single-ended flyback inverter. The device of the invention is arranged at the return air inlet or the air outlet of an air conditioner in a carriage, and the existing facilities of the air-conditioned train do not need to be changed. The device of the invention is the optimal combination of plasma and TiO2, has high dynamic sterilization and purification efficiency of a passenger train, and has the advantages of energy saving, good reliability, long working life, simple structure and convenient installation.

The invention discloses a 3DP process forming system and an operation method thereof. The 3DP process forming system comprises a rack of a metal frame structure. A modular forming cylinder is arrangedin the rack. A printing device and a powder feeding device are arranged at the position, on the upper portion of the modular forming cylinder, of the rack. The printing device and the powder feedingdevice are connected with Y-direction linear guide rails on the rack through sliding blocks and are used for moving on the Y-direction linear guide rails to carry out powder laying and printing. A part taking auxiliary device is arranged at the top of the rack. A physical curing device is arranged in the part taking auxiliary device. Powder storage boxes are arranged on the two sides of the rack.According to the 3DP process forming system and the operation method thereof, the problem that the uniformity of powder particles laid on a powder bed and the density of the powder bed cannot be guaranteed at the same time is solved, the problem of nozzle blocking caused by raising dust caused by laid powder motion is effectively avoided, and the equipment forming efficiency and the part taking efficiency are greatly improved.

The invention discloses a working medium contact cooling system of power batteries. An insulating liquid heat-conducting working medium is contained in a working medium box; a working medium pump sinks into the insulating liquid heat-conducting working medium; a filter is arranged at an inlet of the working medium pump; the working medium pump is connected with a spray main pipe; a plurality of spray branch pipes are connected with the spray main pipe in parallel; each spray branch pipe is provided with a plurality of nozzles; the nozzles are opposite to a high-power battery pack; the spray branch pipes and the spray main pipe form a cage frame; the high-power battery pack is placed in the cage frame; the spray branch pipes are distributed on the side surfaces and the upper part of the high-power battery pack to form a relatively open spray structure; and the insulating liquid heat-conducting working medium is a nonpolar substance and is free of a phase change in the spray process. The invention further provides a working method of the working medium contact cooling system of the power batteries. According to the working medium contact cooling system, the cooling structure is reasonable and the cooling efficiency is high.

A thermosetting and active energy ray curable resin composition is disclosed which contains, as active constituents, a polymer having a (meth)acryl equivalent of 100 to 300 g/eq, a hydroxyl value of 50 to 550 mg KOH/g, an epoxy equivalent of 7000 g/eq or more and a weight-average molecular weight of 5000 to 100000 and a heat-curing agent. A transfer material is also disclosed which includes a protective layer formed of the heat-crosslinking reaction product of the resin composition on a base sheet. A method of producing a molded article includes adhering the transfer material to a molded article or applying the transfer material to the inside of a mold, filling a cavity of the mold with a resin by injection to form a molded article and simultaneously adhere the transfer material on the surface of the molded article, and removing the base sheet and irradiating the surface of the molded article with an active energy ray to form the protective layer.

The invention comprises: a power restoring circuit; a voltage biasing circuit, a demodulation circuit, a clock circuit, a reset circuit, a digital control circuit and a controllable switch. The power restoring circuit is respectively connected to the input end of each circuit; the output of the voltage biasing circuit is respectively connected to the input end of the demodulation circuit, reset circuit, and clock circuit; the output end of the demodulation circuit is respectively connected to the input end of the clock circuit and the digital control circuit; the output end of the reset circuit and clock circuit is connected to the input end of digital control circuit; the output end of the digital control circuit is connected to the controllable switch.

The invention relates to a radio frequency power supply, in particular to a large-power full solid-state radio frequency power supply based on an MOS-FET amplifier, which comprises a signal source, a control circuit, a modulation switch, a wave filter, a primary power amplification circuit, a secondary power amplification power, a synthetic wave filter, a power detector and other modules; and the radio frequency power supply has the advantages that the radio frequency power supply has long service life, long continuous working time, stable power frequency and power and simple operation, does not need preheating, reduces the labor intensity of engineering operators, has high efficiency of the whole machine and also has the functions of standing wave protection and overheating protection.

The invention provides a roadside parking space management and parking intelligent cooperation system and a method thereof. The system comprises a parking space information detecting device and a parking space sensing induction device which perform communication in a short-distance wireless communication manner. The parking space information detecting device comprises a parking space information detecting module and an information processing module. The parking space sensing induction device comprises a control module, a positioning module and a display module. The parking space information detecting module detects the use state of a roadside parking space and furthermore transmits the use state to a vehicle which is provided with a parking space sensing induction device in an electronic map manner according to an actual vehicle flow condition, thereby performing guidance for realizing effective parking. Furthermore, after parking, the to-be-leaved vehicle can transmit the informationof the parking space where the vehicle exists to other parking space sensing induction devices. The system and the method thereof have advantages of facilitating a driver in advanced position prediction of the idle parking space, displaying parking space information in an electronic map manner, realizing direct guidance to the idle parking space through the parking space sensing induction device,effectively reducing parking space searching time, improving use efficiency of the roadside parking space, and realizing relatively high practical value and good popularization prospect.

The invention discloses a novel harmonic-reducer input transmission structure. The novel harmonic-reducer input transmission structure comprises a cam connected with an input shaft, and the cam is sleeved with a flexible gear; a steel gear is engaged with the flexible gear, outer teeth are arranged on the flexible gear, inner teeth are arranged on the steel gear, and the flexible gear is engaged with the steel gear through the outer teeth and the inner teeth; a keeping frame is arranged between the flexible gear and the cam, and a cylinder roller is installed in the keeping frame; annular flanges are formed inside the flexible gear and outside the cam in an outward-protruding mode, and C-shaped grooves matched with the cylinder roller are formed in the annular flanges; the annular flanges are located on the outer-tooth side of the flexible gear. By means of the novel harmonic-reducer input transmission structure, the assembly stress of a key part of a harmonic reducer is reduced or eliminated, the engaging stress of the steel gear and the flexible gear in the movement process is reduced, the input structure and the output structure of the harmonic reducer are newly designed, the movement of the harmonic reducer is more stable during working, and the service life is prolonged.

The invention relates to a polishing device, in particular to a high-reliability oxide layer polishing device for copper-clad plate pretreatment. The high-reliability oxide layer polishing device for the copper-clad plate pretreatment aims to achieve the technical effects of being capable of lowering the labor intensity of workers. The high-reliability oxide layer polishing device for the copper-clad plate pretreatment comprises a treatment box, a first rotating shaft, a first bearing seat, a second bevel gear, a second rotating shaft, a second bearing seat, a second belt pulley, a flat belt, a sliding block, a third bearing seat and the like. The third bearing seat is located above the second bearing seat. An inner bearing of the third bearing seat is connected with a third rotating shaft in an interference fit manner. The high-reliability oxide layer polishing device for the copper-clad plate pretreatment achieves the effects of being capable of polishing copper-clad plates, simple in structure and easy to operate. Besides, when a rotating motor operates, a polishing block can be made to conduct polishing work at the same time.

The invention provides a heat energy and vibrational energy based composite energy harvesting micro source circuit, which comprises a thermal power generation module (1), a vibrational power generation module (2), a shunt-wound interface module (3), an energy instantaneous release module (4) and a voltage regulation module (5), wherein the energy generated by the thermal power generation module (1) and the vibrational power generation module (2) are sent to the shunt-wound interface module (3) where the electrical energy are transitorily stored, then the energy is sent to the voltage regulation module (5) for boosting after the threshold control of the energy instantaneous release module (4); battery powered modules (6) are connected with two ends of a load. The circuit has the advantages that the feeding load is stable in energy, and the service life of the battery is prolonged.