65results about How to "Low output power requirement" patented technology

The plate forming process and apparatus belongs to the field of laser processing technology. The present invention has CO2 laser for pre-heating plate, infrared thermometer for measuring and controlling the plate heating temperature, neodymium glass laser for providing powerful short laser pulse to induce the generation of laser shock wave as the forming force source in processing plate and plate deformation measuring feedback device. The present invention is superior to laser thermal stress forming process, which has inferior formed surface quality, and laser shock forming process, which has small deformation amount, and can form plate directly in relatively great deformation amount, relatively high size precision and relatively high surface quality.

The embodiment of the invention provides an optical fiber current transformer for a three-phase common super-fluorescence optical fiber light source SFS; the current transformer comprises a super-fluorescence optical fiber light source SFS, a 1*3 single-mould coupler, a three-port single-module circulator, a Y waveguide integrated optical phase modulator, a polarization beam splitter, a polarization-maintaining delay line, a 1 / 4 wave plate, a sensing optical fiber, a reflection mirror, an optical-electric detector, a light source driving circuit and a signal processing unit, wherein the lightemitted by the super-fluorescence optical fiber light source is divided into three parts through the 1*3 single-mould coupler for respectively providing the light power input to each phase transformer; and the combination of the three-port single-mould circulator, the Y waveguide integrated optical phase modulator and the polarization beam splitter is adopted to realize the low consumption designof the optical path. The transformation ratio error of the transformer caused by the central wavelength shifting of the light source can be reduced through the current transformer, the demand for thelight source temperature control precision is reduced, and the service life of the transformer is prolonged; moreover, the optical fiber current transformer has small optical path consumption, high signal optical utilization ratio and relatively lower requirement for the light source output power with the same signal to noise ratio demand.

The invention belongs to the technical field of health-care massage chairs, and particularly relates to a special back frame structure for a massage chair. The back frame structure comprises an L-shaped whole curve guide rail and a manipulator massage machine core, wherein the L-shaped whole curve guide rail is installed and welded by a left channel steel type curve guide rail and a right channel steel type curve guide rail which are parallel mutually through a plurality of back frame bending pipes; the lower end of the L-shaped whole curve guide rail is fixedly arranged on a base of the massage chair; the channel steel type curve guide rails are integrally forged and formed by a back frame curve section and a seat frame curve section, wherein the back frame curve section simulates the structures of the head part, the neck part and the back part of a human body, and the seat frame curve section simulates the structures of the caudal vertebra, the hip part and the huckle part; and when in message, the manipulator massage machine core can extend from the head part and the back part to the caudal vertebra till the hip part and the huckle part. The special back frame structure has the advantages that the manipulator massage machine core can reach the caudal vertebra, the hip part and the huckle part for carrying out multi-manipulation massage such as kneading, finger-pressing and knocking, so that the comfort of massage is thoroughly and effectively improved.

The invention provides an energy-saving resonance type electric actuator. The energy-saving resonance type electric actuator comprises a casing, an excitation coil group, a leaf spring and a runner, wherein the casing is formed by connecting an upper end cover and a base, the excitation coil group comprises a bracket and coils wound on the bracket, the bracket is fixedly connected with an upper end cover, the runner is formed by connecting an internal yoke iron, an external yoke iron and a permanent magnet in series, the internal yoke iron, the external yoke iron and the permanent magnet are fixed on a guide shaft, the bracket is positioned in an air gap formed by the internal yoke iron and the external yoke iron, the internal yoke iron forms a sealed magnetic path with the permanent magnet and the external yoke iron, the guide shaft is installed between the upper end cover and the base by a bearing, and the external yoke iron is connected with the base by the leaf spring. The invention can output larger actuation force under the condition of low energy consumption and has compact structure and extensive engineering application prospect.

A wing of an ornithopter comprises an inner wing section and an outer wing section. A middle frame of the outer wing section and a pull rod connected with the middle frame are respectively threaded through a connecting part of the front section and the back section of wing ribs of the inner section and the outer wing section; when the outer wing section is pulled by the pull rod and the wing is raised, the wing rib is folded with a connecting point as the axis and when the wing swoops, the wing rib is unfolded. An angle limiter is respectively arranged on the front wing rib and the back wing rib to control the folding angle of the front wing rib and the back wing rib so as to lead the wing of the ornithopter to acquire higher rising and flying force when the wing flutters.

The invention discloses a full-airspace-covering high-gain circularly polarized antenna. The circularly polarized antenna comprises a forming spherical reflecting surface (1), an insulating support bar (2) and a four-arm helical antenna, wherein the forming spherical reflecting surface (1) is installed in front of the four-arm helical antenna through the insulating support bar (2), and the four-arm helical antenna is a wide-beam resonant antenna. The wide-beam resonant four-arm helical antenna serves as a radiator, the forming spherical reflecting surface is added, the antenna beam width is further broadened, and low elevation gains are improved, so that the maximum gain of the antenna points to the zero-degree elevation nearby, the gains decline gradually with the increasing of the elevation, a saddle-shaped radiation pattern is finally formed, the maximum gain direction is close to the horizontal direction, the zero-degree elevation gain can reach about 4.5dB which is much higher than that of an ordinary wide-beam antenna, the output power requirement for a power amplifier is greatly reduced, and actual using requirements for target tracking and measurement and control are met.

The invention relates to a wheel hub constructed with multiple motors. The invention is characterized in that multiple motors can be installed simultaneously in the wheel hub as the power source and each motor output power can be reduced dramatically as each motor only need to bare local power output. The number of the motors can be increased or decreased according to the requirement of the power output.

The invention relates to a culturing medium and fermentation method for producing erythrocin through fermentation of streptomyces erythreus. A primary seed medium, a secondary seed medium and a fermentation medium for producing erythrocin through fermentation of streptomyces erythreus all contains sucrose and a corn steep liquor. According to the invention, the corn steep liquor, urea, sucrose, and other intermediate-acting carbon sources and nitrogen sources are adopted to substitute original slow-acting carbon sources and nitrogen sources; moreover, the corn steep liquor, urea, and sucrose are soluble in water, so that the viscosity of the fermentation liquor is lowered, the dissolved oxygen is increased, the utilization speed is increased, especially during the later period of fermentation, the solid residue at the end of the fermentation is reduced, the bacteria dregs and the BOD content and the COD contend in the waste water are all greatly reduced, energy-reserving and consumption-lowering are both realized, and the good effects of treatment from the source and clean production are achieved.

The present invention provides an optical fiber type CPT atomic magnetometer physical system which comprises a host machine, a first single-mode polarization-maintaining fiber, a fiber polarizer, a second single-mode polarization-maintaining fiber, a fiber 1 / 4 waveplate, an atomic gas chamber, a twisted heating wire, a temperature sensor, a first optical fiber connector, and a third single-mode polarization-maintaining fiber, wherein the host machine comprises a pigtail VCSEL laser, an optical fiber photoelectric detector, a second optical fiber connector and a temperature control unit, the twisted heating wire is wound around the outer surface of the atomic gas chamber, the temperature sensor is arranged at the outer surface of the atomic gas chamber, the twisted heating wire and the temperature sensor are connected to the temperature control unit through temperature control cables, the twisted heating wire is used for generating heat in the atomic gas chamber, and the temperature control unit controls the temperature of the atomic gas chamber through the temperature sensor. According to the system, the difficulty of installing and debugging an optical path is reduced, the stability of outputting a CPT signal is improved, the size is reduced, the power consumption is reduced, and the precision of measuring a magnetic field is improved.

The invention relates to a light touch type lock-tongue lock. An elastic hook is mounted on a lock body. Due to the shape of the elastic hook, the elastic hook can hook a lock tongue under the elastic action and can also unhook the lock tongue when being touched. Due to the mounting position of the elastic hook on the lock body, after the lock tongue is retracted into the lock body, the elastic hook just hooks the lock tongue and prevents the lock tongue from rebounding and extending out of the lock body; when the lock tongue reaches to a position opposite to a lock hole along with the closing motion of a lock body mounting object, the elastic hook is just touched by a lock hole mounting object so as to unhook the lock tongue. The light touch type lock-tongue lock has the advantages that when the lock body mounting object such as doors and windows is closed, the lock tongue cannot collide with the lock hole mounting object such as doorframes and window frames, so that the noises caused by closing the lock body mounting object such as the doors and the windows are greatly reduced, and the service life of the whole lock and the lock body mounting object is prolonged; on the other hand, the requirement on the output power of an automatic door closer is reduced, and the lightweight of the automatic door closer is facilitated.

The invention discloses an air-conditioner which comprises a shell, a refrigerating system comprising a compressor, an evaporator, a capillary tube, a condenser and a four-way valve, and an electrical control system, wherein a storage battery is used to provide direct current power supply to the air-conditioner; an evaporation chamber is arranged on the upper part of the shell; a condensation chamber is arranged on the lower part of the shell; the evaporator is arranged in the evaporation chamber; the condenser and the compressor are arranged in the condensation chamber; an evaporation fan is arranged in the evaporation chamber; a condensation fan is arranged in the condensation chamber; the evaporation fan is a cross-flow fan; and the condensation fan is an axial-flow fan. The air-conditioner is an integral type air conditioner with compact structure and convenience in mounting, and has the great advantages of cost and difficulty in leakage compared with a detachable air conditioner. The power is provided by the storage battery; the operation of the compressor is not limited by an engine of a crane or does not influence lifting work of the engine or interfere a hydraulic system of the crane, so that the crane works stably. The operation of the air-conditioner does not rely on a power source of a special vehicle, so that the power consumption of the air-conditioner of the special vehicle is greatly lowered, and therefore, the air-conditioner is rational in design and low in carbon and saves energy.

The invention relates to an electromagnetic exploration transmitting system based on super capacitor energy storage. The electromagnetic exploration transmitting system based on the super capacitor energy storage uses one power generation unit, one rectification filter circuit, one super capacitor bank energy conversion circuit, one inverter bridge transmitting circuit, one voltage detection circuit, one current detection circuit, one control circuit and a transmitting electrode assembly. The power generation unit provides a three-phase power supply for the system; the rectification filter circuit achieves alternating current-direct current (AC-DC) conversion of the power supply and provides stable direct current bus voltage for the system so as to facilitate charge-discharge of a capacitor bank in operation; the super capacitor bank energy conversion circuit achieves energy storage and release; the inverter bridge transmitting circuit achieves DC-AC conversion and transmits signals; the current detection circuit and the voltage detection circuit achieve real-time detection of output current and voltage and provide real-time signals for the control circuit; the control circuit is a central processing unit and achieves pulse-width modulation (PWM) control so as to obtain stable and reliable transmitting signals; and an electrode is a system signal transmitting port.

The invention provides a device and method for ignition by generating plasma sparks through continuous and pulsed dual-mode lasers in a gas breakdown manner. The device is mainly provided with a continuous laser transmitting end, a pulsed laser transmitting end, a fuel injection device, a cylinder cover, a combustion chamber, a piston and the like. The laser transmitting ends do not stretch into the combustion chamber. According to the device and method for ignition through the continuous and pulsed dual-mode lasers in the gas breakdown manner, the plasma sparks can always be reliably generated to ignite a fuel-air mixture in the combustion chamber; and the ignition path / range can be effectively increased, the ignition speed can be increased, the combustion area can be increased, combustion efficiency can be improved, and fuel can be saved.

The invention provides a synergistic self-resistance electric heating type plate auto-increment spinning forming device and method. The synergistic self-resistance electric heating type plate auto-increment spinning forming device comprises a spinning wheel, a high-frequency low-voltage power source, a high-temperature insulated spacer, a cable, a resistor rod, an infrared thermometer, a plate, acarbon brush and a fixing frame of the carbon brush. The spinning wheel and the resistor rod are located on the same arc surface of the plate and are symmetrically distributed (the spinning wheel andthe resistor rod are separated by 180 degrees), the spinning wheel and the resistor rod synergistically act to complete the heating and forming process. The synergistic self-resistance electric heating type plate auto-increment spinning forming device is compact in structure, the synergistic self-resistance electric heating type plate auto-increment spinning forming method is simple, the heating and formation problems of the material which is high in strength at normal temperature, large in forming force and difficult to deform are solved, and the synergistic self-resistance electric heating type plate auto-increment spinning forming method is suitable for auto-increment spinning formation of pure titanium plate materials, titanium alloy plate materials, magnesium alloy plate materials andthe like.

The invention discloses a grain screening machine capable of removing impurities in a screen mesh and relates to the technical field of grain screening machines. The grain screening machine comprisesa cylindrical screen mesh device, an impurity removal rocker bar and a base. The cylindrical screen mesh device comprises a cylindrical screen mesh, a conical screen mesh and a screen mesh fixing seat. The cylindrical screen mesh is fixed to the inner surface of the screen mesh fixing seat. The conical screen mesh is fixed to the inner surface of the screen mesh fixing seat. A cross is arranged onthe inner surface of the cylindrical screen mesh. A motor is fixed to one surface of the cross. The motor is matched with a third through hole of a rotary disk device. One end of the conical screen mesh is provided with a circular pipe. A through hole of the circular pipe is matched with the impurity removal rocker bar. The base comprises a fixed base, supporting columns and an impurity outlet plate. The impurity outlet plate is fixed to one surface of the base. A collection seat is fixed to the peripheral side faces of the supporting columns. Under the action of the cylindrical screen mesh device and the impurity removal rocker bar, the grain screening machine has the characteristics of being capable of centralizing impurities not passing the screen meshes and then discharging the impurities in a centralized mode, and the problems that the screening speed is low, and impurities hinder the grain screening speed and screening effect are solved.

A superconduct magnet contactless power supply device is provided. An output terminal of an alternating current power supply is serially connected with a compensation capacitor and then connected withone end of a primary winding. the other output of AC power supply is connected to the other end of primary winding, the primary winding wound by Leeds wire is arranged on the top surface of cryogenicvessel, the two ends of secondary winding wound by superconducting wire are connected with superconducting magnet load through superconducting bridge respectively, and the turns ratio of primary winding to secondary winding is greater than 1; The primary winding and the secondary winding are respectively wound on a disk-shaped coil skeleton, and the secondary winding and the coil skeleton, the superconducting bridge and the superconducting magnet load are all packaged in a cryogenic vessel. The invention solves the problems of large heat leakage of the lead wire, low efficiency of the low-temperature system, easy to induce quenching and the like existing in the contact power supply mode of the external driving power supply, and has the advantages of simple structure, high transmission efficiency, large working air gap and the like.

The invention discloses a satellite-borne double-refrigerator peak load controller which is composed of a control circuit and a power circuit. The control circuit is composed of a microprocessor circuit, a communication interface circuit and an SPWM (sinusoidal pulse width modulation) interface circuit. The power circuit is composed of a first inverter circuit, a second inverter circuit, a first LC filter circuit and a second filter circuit. The control circuit outputs two independent SPWM signals for respectively controlling the two inverter circuits in the power circuit. Then the two independent SPWM signals are converted to smooth sinusoidal voltage signals through the two LC filter circuits. The controller controls the two refrigerators for operation through outputting the two sinusoidal voltage signals of which the phase difference is 90 DEG. The satellite-borne double-refrigerator peak load controller can reduce a total input peak power through peak load shifting and reduces the requirement for a satellite-borne power system in operation of the refrigerators on condition that the two refrigerators are controlled for performing simultaneous operation. Furthermore relative to a manner that two refrigerators are controlled by two controllers, the satellite-borne double-refrigerator peak load controller has functions of simplifying the system and reducing cost.

The invention discloses a two-wing differential flapping micro flapping rotor aircraft, and relates to the field of micro aircrafts. The two-wing differential flapping micro flapping rotor aircraft comprises wings, a transmission mechanism, a power device and a base. The power device and the transmission mechanism are fixed on the base. The two wings are fixed to the two ends of the transmission mechanism correspondingly. During working, a micro motor in the power device supplies power to drive an inner rod of the transmission mechanism to ascend and descend, so that two wing connecting rods simultaneously move in the opposite directions, the pair of wings arranged symmetrically is driven to move downward and upward alternately, and differential flapping is achieved. According to the two-wing differential flapping micro flapping rotor aircraft, it is ensured that the average lift force in the flapping process with the same frequency of the wings is unchanged, wing transient lift force fluctuations are reduced significantly, the lift force is more even within the whole flapping cycle, requirements for output power of the motor are reduced effectively, and the energy utilizing efficiency is improved significantly.

The invention discloses a Doppler wind finding radar system and method based on continuous laser, a continuous fiber laser module generates detection signal light and local oscillation light, the detection signal light is inputted into a light path control and transmit-receive module, and the local oscillation light is inputted into a balance detection module; the light path control and transmit-receive module emits the detection signal light to the atmosphere to be observed, receives the back scattering echo signal light, and inputs the back scattering echo signal light to the balance detection module; the balance detection module converts the signal light into a Doppler frequency shift electric signal; and the signal processing module processes the electric signal to obtain the visual wind speed information. The system is advantaged in that measurement of high-speed resolution and range resolution in a middle and close range in the detection direction of a radar system is realized, and assembly and debugging of the system are facilitated; the requirement on the output power of the laser module is lower so that the laser is lower in power consumption and higher in reliability; the wind finding radar system is wide in adaptability and can be used in various environments and functions.

The invention relates to a fermentation method for erythromycin. According to the method, a mixture containing glucose is used as a feed supplement carbon source, and adjustment of fermentation yeast basis and supplement technological adjustment of the carbon source are further matched. According to the novel erythromycin fermentation technology, the erythromycin fermentation yeast basis formula used in the glucose supplement technology and the control condition of the carbon source are given in the fermentation process. The fermentation metabolism process is changed by adjusting the fermentation yeast basis formula and the carbon source supplement type, and therefore the purposes of saving raw material cost of the carbon source, improving the fermentation level, weakening extraction difficulty, saving energy and reducing consumption are achieved.

A solar backlight source and a light-emitting banner comprise a solar cell, a plurality of light-emitting diode (LED) light sources and light guide plates, wherein the plurality of the LED light sources are respectively connected with a voltage output end of the solar cell in parallel, and the plurality of the LED light sources are arranged on the side surface of the light guide plates. Each light guide plate is provided with two surfaces, wherein at least one surface is provided with a plurality of concave points, the concave points are identical in sizes and in hemispherical shapes or rectangular shapes, and the surface of each concave point is rough. The solar backlight source and the light-emitting banner have the advantages of being little in using point light source, simpler in line, lower in cost, smaller in energy consumption of a light source, and uniform in light distribution. Moreover, the luminous effect can not be influenced after a local point light source is damaged, and marketing is benefited.

The invention relates to the technical field of wireless communication, and provides a hemispherical multilayer dielectric lens, an antenna module, a high-frequency wireless module and equipment. According to the invention, gradient change of dielectric constants of different dielectric layers in the hemispherical multilayer dielectric lens is utilized; high-frequency electromagnetic waves pass through the multilayer dielectric lens. According to the invention, a high-focusing directional radiation wave beam is formed, the radiation characteristic of a millimeter wave or terahertz active module can be remarkably improved, the effective radiation power of a high-frequency wireless signal can be improved on the premise of reducing the number of array antenna units, the requirement on the output power of the active module is reduced, and the wave beam scanning range is expanded. Meanwhile, the multilayer dielectric stack is low in cost and easy to be integrated with an active module. Themethod is very suitable for a millimeter wave radar system and a terahertz high-resolution imaging system.

The invention relates to an elastic assembly, a landing door mechanism and a method for changing the elastic coefficient of a tension spring. The landing door mechanism comprises a guide rail frame, two landing doors and the elastic assembly; the two landing doors are connected with the guide rail frame, and the aim of enabling the two landing doors to synchronously move in an opposite or reversemanner is achieved, one end of the tension spring is connected with one landing door, and the other end of the tension spring is fixed to one side of the other landing door. The elastic assembly is arranged in the landing door mechanism, when the landing doors are in the closing state, the whole elastic coefficient of the tension spring is larger than the elastic coefficient of the tension spring,under the effect of a car door portal crane, and when the landing doors are gradually opened to a certain degree, the elastic coefficient of the tension spring is recovered to the original elastic coefficient. Under the condition of ensuring the self-closing force of the landing doors, the opening resistance of the tension spring to the landing doors under the landing door opening state is reduced, the requirement for the output power of the car door portal crane is achieved, and the cost is reduced.

The invention relates to a union steering device and belongs to the technical field of an automobile steering system. The device comprises a steering wheel, hand wheels, a steering pipe column, a hydraulic power assisted steering gear, a controller, a motor assembly, a worm and gear reducing mechanism assembly and an automobile speed sensor, wherein the worm and gear reducing mechanism assembly is installed between the steering pipe column and the steering wheel, the motor assembly is installed on one side of the worm and gear reducing mechanism assembly, and the worm and gear reducing mechanism assembly is connected with the motor assembly. The union steering device achieves automobile speed sensing control over portable steering in on-site or low-speed driving, and stable steering in high-speed driving and solves the problem of excessively-large meshing stress of a gear and a rack. Due to the fact that the union steering device needs small output torque, the speed ratio of a motor reducing mechanism is low, influences on reverse efficiency and return-to-center performance are small, and the application range of the union steering device can cover all automobile types.

The invention mainly aims at providing a lifting device and a production line with the lifting device. The lifting device comprises an installing frame, a lifting frame, a drive device, a transmissiondevice and a balance weight block. The lifting frame is movably arranged on the installing frame in the vertical direction. The lifting frame is used for being connected with a roller line, and accordingly the roller line is driven to ascend or descend. The drive device is arranged on the installing frame and used for driving the lifting frame to ascend or descend. The transmission device is connected with the drive device and the lifting frame, and accordingly the drive device controls the lifting frame to ascend and descend through the transmission device. The balance weight block is connected with the transmission device so as to be matched with the drive device to jointly act on the transmission device so that the transmission device can drive the lifting frame to ascend or descend. The lifting device solves the problem that in the prior art, a conveying line is not prone to ascending or descending.

The invention discloses an environment-friendly dust removal device. The environment-friendly dust removal device comprises a pipe body, a first electrode plate, a second electrode plate, a filter apparatus, a fan, a control apparatus and a cooling apparatus; one end of the pipe body is provided with a dust removal part, and the dust removal part consists of the first electrode plate and the second electrode plate; the first electrode plate and the second electrode plate are used for adsorbing the dust and micro-particles in the gas of the dust removal part; the other end of the pipe body is provided with the fan, the fan is provided with an exhaust opening, the fan is used for guiding the gas to pass through the dust removal part in the pipe body and discharging the gas from the exhaust opening; the filter apparatus is arranged in the pipe body and used for adsorbing the toxic and harmful substances of the gas; and the dust removal efficiency is effectively improved, by adopting the technical scheme, the requirement for the output power of the fan is relatively low, and the noise and electric power consumption in the working process of the dust removal device can be effectively reduced.

The invention relates to a printing method of radio frequency anti-fake water transfer printing calico paper. The printing method comprises the following steps that firstly, textures and / or patterns are made; secondly, a film is made, then a silk screen printing plate is made, or the silk screen printing plate is directly made in a CTS laser / digital manner; thirdly, gold blocking ink is printed; fourthly, a radio frequency anti-fake gold blocking film is made; fifthly, gold blocking textures and / or patterns and radio frequency information are subjected to transfer printing; sixthly, protectionlayer ink is printed; and seventhly, a tearable cover rubber film is printed. The printing method is simple, continuous printing can be achieved, production efficiency is high, the ink curing speed is high, and the printed calico paper is not prone to being copied. Consumers can compare radio frequency serial numbers of a radio frequency anti-fake alumite layer with radio frequency serial numbersread by a radio frequency reader or recorded by a database, the aim of authenticity identification is achieved, and the anti-fake function, the function of daily production and management data sourcetracking and the like are achieved.

The invention discloses a water spraying device for waste gas purification. The water spraying device comprises a tank body, the top surface of the tank body is fixedly connected with a driving motor,and the output end of the driving motor is fixedly sleeved with a driving gear. The invention relates to the field of chemical waste gas purification treatment equipment. A rotating arm and a spraying pipe are driven to be unfolded through the transmission of the driving motor; the water pressure in the spraying pipe is increased by utilizing the effect of a centrifugal force, thus the spraying effect of a spray head is enhanced, the interior of the tank body is sprayed in an all-around mode under the assistance of the rotation of the spraying pipe, the spraying efficiency is greatly improved, the requirement for the output power of an output pump is reduced while the spraying area and flow are increased through the rotating centrifugal force, electric energy is saved, and the equipment efficiency is greatly improved. The problems that an existing water spraying device for waste gas purification is low in spraying efficiency, the atomization degree and the water vapor concentration inthe spraying process are low, and consequently the spraying treatment efficiency is low are solved.

The invention provides a power supply system. The power supply system comprises a power supply module and an extended power module; a rated output voltage of the power supply module is greater than the rated output voltage of the extended power module; the power supply module supports a constant-voltage power supply mode and a constant-power power supply mode; the power supply module is used for supplying power to a power receiving device accessing the power supply module; and the extended power module is used for supplying power to the power receiving device together with the power supply module, when the output voltage of the power supply module is the same as the rated output voltage of the extended power module. The power supply system provided by the invention can meet the power supply requirement of the power receiving device, effectively utilize the electric energy of the power supply module, and reduce the requirements on the output power of the power supply module and the extended power module.

The invention discloses an integrated power supply circuit of a tethered satellite hollow cathode and a power supply method, relates to an integrated power supply circuit structure for supplying powerto the tethered satellite hollow cathode, and aims to solve the problems that the conventional ignition of the hollow cathode generally consists of an ignition power supply, a heating power supply and an anode power supply; because the three power supplies are large in size, the whole power supply system is too heavy, the system structure is complex, and the cathode ignition reliability is reduced. By externally connecting the same 42V direct-current power supply, the power supply loop of the hollow cathode is reduced from a plurality of power supplies to one power supply, so the mass and thesize of the power supply loop of the hollow cathode are greatly reduced, the complexity of the power supply loop of the hollow cathode is simplified, and the ignition reliability of the hollow cathode is improved. The power supply device is mainly used for supplying power to the hollow cathode.