199 results about "Secondary energy" patented technology

The invention provides a novel direct-current energy collection and management chip and an operation method thereof. The chip comprises a low-voltage cold start loop, a novel MPPT algorithm energy collection circuit and an energy management circuit. The low-voltage cold start loop is used for exciting an internal voltage conversion circuit at a low voltage level, so that the circuit is transited to a normal working state; the novel MPPT algorithm energy collection circuit is used for collecting energy, collecting and converting environment energy into electric energy, and realizing maximum power tracking through the transient enhanced MPPT algorithm circuit; and the energy management circuit is used for judging the state of the CSTOR, inputting a judgment result into the control module to generate different enable signals UV and EN, and starting corresponding management modes Q1 and Q2. According to the invention, the charging management circuit is started to store excess energy in a secondary energy storage element super capacitor or a lithium ion battery, and the DC-DC step-down converter is started to output a stable voltage for a system load, so that high-efficiency management of photovoltaic, thermoelectric and other direct-current environment energy is realized.

An electromechanical braking system for a vehicle, having at least one first actuator, at least one first and one second energy supply device, wherein one of the energy supply devices is assigned to the first actuator as a primary source for supplying it with electrical energy, and the first actuator has a connection to this primary source. The first actuator additionally has a connection to an energy supply device which is assigned to said actuator as a secondary source and is intended to supply the first actuator with electrical energy from the primary source. An actuator having a primary and a secondary energy absorption device, each for connection to an energy supply device. Vehicle, trailer or utility vehicle combination having such a braking system and / or such an actuator.

The utility model provides a low-energy-consumption fused salt micro-channel heat exchanger performance testing platform supporting long-time operation. The platform comprises a fused salt loop, a steam loop and a heat conduction oil heat storage loop. Wherein the steam loop can perform primary steam energy recovery, is led out from a steam side outlet of a tested fused salt micro-channel heat exchanger, is sequentially connected with a steam pipeline of the fused salt preheater, a steam pipeline of the steam-water-oil heat exchanger and the steam-water electric heater, and then is connected into a steam side inlet of the tested fused salt micro-channel heat exchanger; wherein the fused salt preheater is connected to a pipeline between a low-temperature fused salt tank and a high-temperature fused salt tank in the fused salt loop, and recycled steam energy is used for heating low-temperature fused salt; the heat conduction oil heat storage loop can conduct secondary energy recovery, and residual steam energy in the steam-water-oil heat exchanger is further recovered into heat conduction oil. According to the test platform, high-temperature steam energy discharged by the test platform can be fully recycled and utilized, and long-time operation of the test platform is realized while energy waste is reduced.

The invention discloses a coaxial reverse rotation fog gun fan in the technical field of environmental protection equipment. The coaxial reverse rotation fog gun fan comprises a forward rotation impeller, a reverse rotation impeller, a motor, a transmission mechanism and a connecting support. The forward rotation impeller and the reverse rotation impeller are coaxially arranged, the motor is used for driving the transmission mechanism, and the transmission mechanism and the transmission mechanism are installed in the barrel through the connecting support. According to the fog gun fan, gear meshing and synchronous belt wheel transmission modes are adopted, so that the forward-rotating impeller and the reverse-rotating impeller rotate on the same axis at a high speed, secondary energy loss caused by vortex of airflow and impact on a flow guide plate is avoided, and compared with a fog gun fan with two stages of impellers in the same rotating direction, the fog gun fan has the advantages that the structure is simple; under the same rotating speed, the fog gun fan with the coaxial shaft counter-rotating impeller structure is stronger in outlet airflow and high in efficiency, the noise generated by the airflow is reduced, the air volume and the air pressure are improved, and the range of a fog gun is increased.

The invention provides a launch stage switchable electromagnetic gun system, which comprises a charging circuit module for converting low-voltage direct current into high-voltage direct current and charging an energy storage module; the energy storage module comprises a first-stage energy storage capacitor and a second-stage energy storage capacitor; the discharging module is used for discharging excess energy; the energy conversion and regulation module is used for realizing energy conversion between the primary energy storage capacitor and the secondary energy storage capacitor; the launching execution module is used for realizing the launching function of the electromagnetic gun by utilizing the energy in the energy storage module; and the control and monitoring module cooperates with the MCU (micro control unit) to realize switching among different states of the system. The energy of each stage of transmitting circuit can be controlled, the adjusting range is larger, the precision is higher, meanwhile, the secondary energy storage capacitor is fully utilized under single-stage transmitting, and the charging and discharging speed is increased.

A micro grid system comprises a secondary energy source and a power controller. The secondary energy source is associated with a micro grid that includes a fixed or mobile facility, and the secondary energy source is configured to generate first DC power signal. The power controller is in communication with the secondary energy source and an electric grid, and configured to receive first AC power signal from the electric grid and the first DC power signal from the secondary energy source and output a second AC power signal to loads in communication with the power controller. The power controller comprises an AC to DC frequency converter configured to change frequency and / or voltage of the second AC power signal, a processor, and a memory configured to store instructions that, when executed, cause the processor to control the frequency converter to change the frequency and / or voltage of the second AC power signal.

The invention provides an assembly type multistage energy consumption self-resetting energy dissipation support. The assembly type multistage energy consumption self-resetting energy dissipation support comprises a negative Poisson's ratio component plate, a transmission device and a self-resetting disc spring device, wherein the transmission device and the self-resetting disc spring device are symmetrically arranged on the two sides of the negative Poisson's ratio component plate; each transmission device comprises a Y-shaped piece and a fixing plate assembly, each Y-shaped piece is provided with a second transmission rod and two third transmission rods, a first-stage energy consumption device is connected between the two third transmission rods, and the two third transmission rods of the two Y-shaped pieces are connected through negative poisson ratio component plates; secondary energy consumption devices are respectively arranged between the connected third transmission rods; each self-resetting disc spring device comprises a first transmission rod, a belleville spring and two disc spring baffles, according to the self-resetting energy dissipation support, a first-stage energy dissipation area is formed by the Y-shaped piece and the first-stage energy dissipation device, a second-stage energy dissipation area is formed by the negative poisson ratio component plate and the second-stage energy dissipation device, self-resetting energy storage is provided by the belleville springs, and the self-resetting energy dissipation support can be used for energy dissipation. Therefore, multi-stage energy consumption and self-resetting are achieved, and excellent anti-seismic performance is achieved.

The invention relates to the technical field of energy storage, seawater desalination and power generation, and discloses a seawater desalination and power generation system utilizing gas compression-hydrate two-stage energy storage, which comprises a gas compression energy storage module, a hydrate formation energy storage module, a hydrate decomposition module, a power generation module and a cold energy recovery module, low-pressure gas is subjected to compression energy storage through green electricity, waste electricity or redundant electricity, high-pressure gas and seawater act to form hydrate for secondary energy storage, the energy storage density is improved, hydrate decomposition is conducted in the peak period of power demand, gas is released, and a motor is driven to generate electricity; low-temperature desalination is generated after the hydrate is decomposed, the seawater is pre-cooled through the heat exchanger and circularly enters the hydrate forming kettle to provide pre-cooling water for subsequent hydrate forming energy storage, and fresh water flowing out of the heat exchanger can be used as a fresh water resource. According to the invention, seawater desalination and power generation can be carried out by using gas compression-hydrate two-stage energy storage.

The invention relates to the technical field of secondary energy-saving water supply, in particular to an intelligent energy-saving pressure regulating system and method for a water supply pump group, and the method comprises the steps: collecting the water pressure value of a water supply end and the water pressure values of all water consumption ends of each floor, and storing the collected data in a database; according to the collected water pressure value, whether the current period is a water consumption peak period or not is judged, if yes, a pressure compensation value is calculated and output, and pressurization operation is executed; otherwise, judging whether the water using end of the floor needing water supply meets the large-flow requirement or not, and if yes, cooperatively supplying water to the water using end through the pressurized water tank of the floor where the water using end is located and the pressurized water tanks of the upper and lower floors; otherwise, the pressurized water tank on the floor where the water using end is located independently supplies water. The secondary pressurization water supply system can effectively solve the problem that an existing secondary pressurization water supply system is large in energy waste.

An on-board electrical system (11), a means of transport (10), a control unit (EMS), and a voltage conversion arrangement between a primary side (1) and a secondary side (2) of an on-board electrical system (11) of a means of transport (10) are proposed. The arrangement comprises a DC / DC converter (3) for converting a primary-side DC voltage into a secondary-side DC voltage and vice versa, a primary-side voltage sensor (31) for measuring the primary-side DC voltage, a secondary-side voltage sensor (32) for measuring the secondary-side DC voltage, a data storage device (33), and an evaluation unit (34). The evaluation unit (34) is configured to initiate an operation for converting primary-side energy into secondary-side energy, depending on the data.provided that the secondary-side voltage (U2) is below a first predefined threshold (U2min) and / or the primary-side voltage (U1) is above a second predefined threshold (U1max), and depending on the data, to initiate an operation to convert secondary-side energy into primary-side energy, provided that the secondary-side voltage (U2) is above a third predefined threshold (U2max) and / or the primary-side voltage (U1) is below a fourth predefined threshold (U1min).

The invention provides a multi-sea-condition wave energy power generation device based on air pipe switching, and belongs to the technical field of wave energy power generation devices.The multi-sea-condition wave energy power generation device based on air pipe switching comprises a first-stage energy conversion air chamber, a second-stage energy conversion air chamber and a third-stage energy conversion air chamber, the lower conventional secondary energy conversion device comprises a lower airflow pipeline, a Wills turbine, a lower valve and a generator assembly, the lower airflow pipeline is connected with an air hole in the rear wall, the lower valve is opened under the conventional sea condition, and power is generated through the Wills turbine; the upper extreme secondary energy conversion device comprises an upper airflow pipeline, an impact type turbine, an upper valve and a generator assembly, the upper airflow pipeline is connected with an air hole in the rear wall, the upper valve is opened under the extreme sea condition, and power is generated through the impact type turbine. And the energy capture efficiency is low under the normal sea condition.

The invention discloses a coupling co-processing device for flood discharge, energy dissipation and quick release of supersaturated gas, and belongs to the technical field of water conservancy and hydropower engineering. The device comprises a concrete bottom plate, a second-stage energy dissipation pool is arranged on the concrete bottom plate, a first-stage energy dissipation pool is arranged on the concrete bottom plate and located on the inner side of the second-stage energy dissipation pool, and a plurality of water pressure and air pressure breaking assemblies and a plurality of energy dissipation assemblies D are arranged on the concrete bottom plate and located on the inner side of the first-stage energy dissipation pool; a plurality of energy dissipation assemblies C are arranged on the portion, between the second-stage energy dissipation pool and the first-stage energy dissipation pool, of the concrete bottom plate, an energy dissipation assembly A is arranged on the portion, on the outer side of the second-stage energy dissipation pool, of the concrete bottom plate, and an energy dissipation assembly B is arranged on the portion, on the downstream side of the energy dissipation assembly A, of the concrete bottom plate. After the dam discharged water flow is subjected to seven times of energy dissipation, the flow velocity of the water flow is obviously reduced, the energy dissipation effect is remarkable, and supersaturated gas in the dam discharged water flow is sufficiently separated out and released.

The invention provides a secondary buffering energy absorption device which comprises a first energy absorption unit and a second energy absorption unit, the first energy absorption unit comprises at least two rigid panels and an energy absorption layer, the two rigid panels are located on the two sides of the energy absorption layer respectively, and the rigid panels make direct or indirect contact with the energy absorption layer; the second energy absorption unit comprises an extrusion part and an expansion pipe, one of the extrusion part and the expansion pipe is directly or indirectly connected with one rigid panel, the expansion pipe is of a hollow structure, one end of the extrusion part is located in the expansion pipe, and the extrusion part and the expansion pipe generate relative displacement to dissipate energy through plastic deformation; the first energy absorption unit and the second energy absorption unit are connected in series. By means of the two-stage energy absorption structural design, the utilization rate of energy absorption materials of all parts can be effectively increased.

The utility model provides a micro electric energy collection circuit. The rectification unit is responsible for converting the alternating current output of the piezoelectric collector into a pulsating direct current signal; the synchronous charge extraction unit comprises a self-powered peak detection circuit and a synchronous switch controller and is responsible for efficiently transferring charges from a piezoelectric element to an electric quantity extraction inductor; the secondary electric energy storage unit comprises a primary electric energy storage device, a detection switch, a charging circuit, a secondary electric energy storage device and a voltage stabilization output circuit, input and output of each functional module are sequentially connected in series, and electric energy flows in a one-way mode; the absorption circuit is responsible for absorbing the electric energy in the inductor extracted by the circuit and effectively storing and stably outputting the electric energy; all the functional units are sequentially connected in series, and electric energy flows from the rectifying unit to the voltage stabilizing output circuit of the secondary storage unit in a one-way mode. The input end of the rectification unit is connected with the output end of the micro-electric energy collector, and the output end of the secondary storage unit is connected with the low-power-consumption internet-of-things sensor load. According to the utility model, intermittent weak AC electric signal energy from piezoelectric elements can be efficiently captured, and the intermittent weak AC electric signal energy can be adjusted to a stable output voltage of the Internet of Things sensor through secondary storage.

The utility model discloses a hedging energy dissipation device based on a reverse Tesla valve, which comprises the reverse Tesla valve and a secondary buffer pool, a communicating pipe is communicated between the reverse Tesla valve and the secondary buffer pool, one end of the reverse Tesla valve far away from the secondary buffer pool is fixedly connected with a liquid inlet pipe, and the other end of the reverse Tesla valve far away from the secondary buffer pool is fixedly connected with a liquid outlet pipe. A buffering groove is formed in the top of the secondary buffering pool, a plurality of arc-shaped sliding grooves are formed in the buffering groove, arc-shaped baffles are arranged in the sliding grooves in a sliding mode, and one ends of the arc-shaped baffles extend into the buffering groove. According to the energy dissipation device, liquid is input into the reverse Tesla valve through the liquid inlet pipe, the purpose of primary hedging energy dissipation is achieved, then the liquid enters the buffering groove of the secondary buffering pool through the communicating pipe, the liquid makes contact with the arc-shaped baffles, and the purpose of secondary energy dissipation is achieved; the device can achieve the purpose of multi-stage energy dissipation and has the advantages of being simple in structure, high in energy dissipation efficiency, wide in application range and the like.

The invention discloses a method and device for determining the secondary energy supplement injection rate of an oil reservoir horizontal well, and relates to the technical field of oil reservoir development. According to the method, the associated well group where the volume fractured horizontal well is located is determined firstly, then the injection amount of the secondary energy supplement injection medium is calculated according to the accumulated oil production, the accumulated water production and the accumulated fracturing fluid injection amount of the associated well group, and the injection amount of secondary energy supplement can be accurately obtained; the reservoir stratum deficit is reasonably supplemented, the stratum recovers the initial energy supplementing pressure, and then the productivity in the later period of reservoir development is improved.

The invention discloses a high-voltage pulse power supply based on a combination mode of a super capacitor and a thin-film capacitor. Comprising a DSP signal processing and control circuit, a man-machine interaction module, a communication and external control input circuit, a mains supply alternating current input and common mode filtering module, an isolation type super capacitor energy injection system, a medium-voltage super capacitor energy storage unit, a non-isolation type booster circuit, a high-frequency filtering circuit and a high-voltage thin-film capacitor energy storage unit. The system comprises an output high-voltage electronic switch, an isolation driving circuit, a multi-point voltage and current detection circuit and a system power supply module. According to the invention, a super capacitor and a thin-film capacitor are mainly used as a secondary energy storage core, and the imbalance phenomenon of a conventional hybrid energy storage system of a super capacitor, an electrolytic capacitor and a thin-film capacitor is avoided through the isolation of voltages and impedances at all levels; and the service life of the super capacitor is prolonged.

The invention discloses a multi-stage self-destruction physical destruction device and method for an unmanned vehicle control chip, the device comprises a moving sliding block, a bottom plate and a second-stage energetic material, and the moving sliding block comprises a sliding block and a first-stage electromagnetic coil; the tail end of the slider is provided with a lead. The bottom plate comprises a base plate and a secondary electromagnetic coil; a lead is laid on the substrate; the wire is connected in series with a third-stage transduction element; a third-stage energetic material is arranged on the third-stage transduction element; the third-stage energetic material is connected with a power line; a first-level energetic material is arranged at the bottom of the safety pin groove, a first-level energy conversion element is arranged below the first-level energetic material, and a second-level energy conversion element is arranged at the bottom of the sliding block. The method comprises the steps that the first-stage energy conversion element excites the first-stage energetic material to damage the safety pin, the second-stage electromagnetic coil and the first-stage electromagnetic coil drive sliding block to move so that the second-stage energetic material and the second-stage energy conversion element can be aligned, and the copper wire and the wire are short-circuited; the secondary energy conversion element excites the secondary energetic material to damage the chip; the wire and the copper wire are connected in series with the third-stage energy conversion element, the third-stage energy conversion element excites the third-stage energetic material after being electrified, the power line is damaged, and the unmanned vehicle is powered off. According to the invention, vehicle operation termination and data irreversible destruction in an out-of-control scene are ensured.

The invention relates to the technical field of carbon emission data analysis, in particular to a carbon emission analysis method and system oriented to a multi-energy system and a user, by adopting the method or system provided by the invention, a multi-energy system carbon emission analysis framework is provided, and a carbon emission analysis main body of the multi-energy system is divided into a system operator and a user; on the basis, a multi-energy system direct carbon emission analysis method based on operation power is formed, a multi-energy system electric, hot, cold and other secondary energy coupling carbon emission analysis method considering dynamic transmission characteristics is formed, and an energy storage device and system loss carbon emission analysis method is formed. And refined analysis of carbon emission of a multi-energy system and a user is realized.

The utility model provides a kind of dehumidification dry steam unit, including primary energy conversion component, waste heat condenser and secondary energy conversion component, waste heat condenser has primary refrigerant inlet, primary refrigerant outlet, secondary refrigerant inlet and secondary refrigerant outlet;The primary energy conversion component includes: primary compressor, for refrigerant reaches predetermined temperature and pressure, with refrigerant inlet and refrigerant outlet, its refrigerant outlet is connected with the primary refrigerant inlet of waste heat condenser by pipeline;First internal pipeline and second internal pipeline, the gas needing drying is sequentially passed through first internal pipeline, second internal pipeline, and first internal pipeline and second internal pipeline are communicated head to tail along the direction of gas flow;Finned condenser, located in second internal pipeline, with refrigerant inlet and refrigerant outlet, its refrigerant inlet is communicated with the primary refrigerant outlet of waste heat condenser by pipeline;Finned evaporator;Primary gas-liquid separator.

The invention relates to a road construction machine (1) comprising: a chassis (12, 112) for moving the road construction machine (1); a main drive device (3, 103) for driving the chassis (12, 112); a main energy storage unit (17, 117) for supplying the main drive (3, 103) with electrical energy or an energy medium; a material hopper (7, 107); and a material hopper insert (14, 114, 14a) for receiving the paving material (PM). The material hopper insert (14, 114, 14a) is removably mounted on the material hopper (7, 107). The material hopper insert (14, 114, 14a) has at least one secondary energy storage unit (15, 115, 15a) for driving the chassis (12, 112) and / or for supplying the primary drive (3, 103) with electrical energy or an energy medium.

The present invention provides a comprehensive energy system for high-pressure steam supply based on wind power energy storage and solar power generation. The system includes a heat pump energy storage system, which generates a first high-temperature and high-pressure liquid working medium through first-stage heating and second-stage heating. The first-stage flash steam supply system is used to expand and generate electricity from the first high-temperature and high-pressure steam, and the first high-temperature and high-pressure steam is led out to the user end after being cooled and depressurized. The second-stage flash steam supply system leads the second high-temperature and high-pressure steam to the user end, and leads the first high-temperature and high-pressure steam after being heated and pressurized to the user end. The heat supply system is used to lead the third high-temperature and high-pressure liquid working medium to the user end. The power supply system stores electricity from solar power generation and wind power generation for use when needed. The system realizes secondary energy storage through the heat pump cycle device and electric heating of the heating device during the low valley period of urban electricity consumption at night. High-temperature and high-pressure steam is generated by means of flash evaporation and steam compression, avoiding the huge power consumption of directly using an electric boiler.

The utility model relates to the technical field of secondary energy-saving water supply, in particular to an energy-saving pressure regulating system of a water supply pump set, a water supply pipe network comprises branch water pipelines distributed on each floor, a main water pipeline communicated with the branch water pipelines and a water pump, the water pump is arranged on one side of a water supply end and communicated with a water supply tank and the main water pipeline, and the main water pipeline is communicated with the branch water pipelines. Water is pressurized through the main water pipeline, conveyed to the branch water pipelines of all floors and then communicated with a water using end through the branch water pipelines; the pressurizing water tank is arranged on the plurality of branch water pipelines in a communicating manner; the electromagnetic valve is arranged on the branch water pipeline, is arranged between the pressurizing water tank and the main water pipeline, and is used for controlling the connection and disconnection between the branch water pipeline and the main water pipeline; the collecting module is used for collecting the water pressure value of the water supply end and the water pressure value of the water using end of each floor; the secondary pressurization water supply system can effectively solve the problem that an existing secondary pressurization water supply system is large in energy waste.

The invention discloses a high-voltage power distribution cabinet with a buffering explosion-proof function, comprising an explosion-proof high-voltage power distribution cabinet, explosion-proof baffle plates that can slide toward both sides are installed on both sides of the explosion-proof high-voltage power distribution cabinet, multiple groups of roller energy absorption buffer structures are installed on the outer sides of the explosion-proof baffle plates, a power distribution cabinet base is fixedly installed under the cabinet body, and explosion relief grooves are provided at the bottom of the lower T-slots on both sides of the middle plate of the power distribution cabinet, the explosion relief grooves are connected to the base explosion relief grooves symmetrically arranged on both sides of the power distribution cabinet base, a secondary energy absorption buffer mechanism is installed in the base explosion relief grooves, multiple groups of sealing jet mechanisms that can release gas during explosion and seal during resetting and are connected to inert gas dispersion ducts are fixedly installed on the inner side of the cabinet side plate, and a linked gas fire extinguishing system is installed in the explosion-proof high-voltage power distribution cabinet, explosion-proof energy absorption and reuse are achieved through the above structure, and automatic sealing is achieved to improve the fire extinguishing efficiency of the gas fire extinguishing system, while reducing the impact of the explosion on the environment and improving the explosion-proof safety performance of the explosion-proof high-voltage power distribution cabinet.

The invention discloses a rail train energy absorption device with high energy absorption rate, which comprises an outer cylinder, an inner cylinder, a primary energy absorption mechanism and a secondary energy absorption mechanism, and is characterized in that the inner cylinder is inserted into the outer cylinder in a sliding manner; the first-stage energy absorption mechanism comprises a plastic square pipe, an expansion conical head and a contact piece; the size of the second-stage energy absorption mechanism can be compressed, and the second-stage energy absorption mechanism is arranged in the outer cylinder. The first-stage energy absorption mechanism has the beneficial effects that the first-stage energy absorption mechanism absorbs energy through the pipe body plastic deformation capacity and friction force generated in the thin-walled pipe expansion process, the speed influence is avoided, and stable energy absorption can be achieved in various collision scenes. Meanwhile, the first-stage energy absorption mechanism generates energy for expansion of the inner thin-walled pipe, the expanded thin wall is tightly attached to the inner wall of the inner cylinder, vertical force is effectively supported, the energy absorption structure has higher vertical load resistance, the risk of structural failure caused by the fact that the front end is too long and the vertical force is borne in the collision process is reduced, and the service life of the energy absorption structure is prolonged. And orderliness and effectiveness of the energy absorption process are ensured.

The invention relates to a manufacturing method of a permanent magnet power generator of a pure electric vehicle, which creatively fills up the following functions: (1) a technology which is equivalent to a secondary commercial power 220V / 50Hz alternating current power supply energy-to-electricity technology; the function (2) is equivalent to a secondary energy structure electronic power technology power engine'electricity-to-energy and electricity-to-electricity 'technology; the function (3) is equivalent to an energy-to-energy technology of a permanent magnet power automobile generator in a secondary energy structure electronic power technology, a DC power supply conversion technology of a DC / DC converter in energy recovery of an energy storage system, an inversion IGBT power module conversion control technology of a DC / AC converter, an electronic rectification technology of a silicon controlled rectifier charger, a DC filtering technology and a switching power supply technology. The invention relates to a technology blank of'energy-to-electricity and electricity-to-energy 'technologies converted by a silicon controlled rectifier control technology and a silicon controlled rectifier capacitive reactance load technology, new energy, new structures, new ideas, new methods and new technologies.

The invention relates to the technical field of hydraulic engineering energy dissipation, in particular to a hydroelectric hydraulic engineering energy dissipation area protection structure which comprises a dam, the bottom end of a drainage slope on the dam is connected with a long drainage channel with a concave section, and a long auxiliary water channel with a concave section is arranged below the long drainage channel. The long drainage channel is provided with an energy dissipation slope used for throwing water flow into the air, a square-groove-shell-shaped energy dissipation pool, a drainage hole plate, a water collector and a monitoring water tank shell, the water flow is thrown into the air through the energy dissipation slope to achieve primary energy dissipation, and then the water flow falls into the energy dissipation pool and collides with stored water in the energy dissipation pool to achieve secondary energy dissipation. If silt is accumulated at the corner position of the bottom of the water inlet end of the energy dissipation slope, a silt cleaning mechanism can be automatically triggered, the hole discharging plate sprays water flow upwards to impact the silt accumulated on the upper portion, meanwhile, the energy dissipation slope swings and is laid flat so that the silt can flow away smoothly, and after silt cleaning is finished, the energy dissipation slope swings and inclines again to continue to dissipate energy.

To provide an energy conversion device which can efficiently generate secondary energy from primary energy, and can convert the energy.SOLUTION: An energy conversion device 1 comprises: a liquid tank 11 in which a liquid 10 is stored; a plurality of gas receiving parts 12 which are arranged in the liquid tank 11 in a vertical direction, and are freely rotatable or movable in the vertical direction; a nozzle 13 which injects a compressed gas from a lower part of the gas receiving part 12 which is located in the lower part in the liquid tank 11; a gas cylinder 14 which stores the compressed gas as a primary energy source, and sends out the compressed gas to the nozzle 13; output means 3 which outputs rotational or vertical movement motion energy generated at the gas receiving parts 12 to the outside of the liquid tank 11 as secondary energy by a floating force which is generated by the reception of the compressed gas injected from the nozzle 13 by the gas receiving parts 12; and a collection device 4 which returns the gas from the liquid tank 11 to the gas cylinder 14.SELECTED DRAWING: Figure 1

The present invention discloses an urban resource control method and system based on a smart city, including a resource monitoring module, an energy supply management module, an energy distribution module, and a control and transportation module. The resource monitoring module monitors the energy storage percentage and energy consumption rate of energy bases. The energy supply management module conducts data analysis on the monitored data and formulates an energy supply plan. The energy distribution module conducts data analysis based on a secondary energy shortage signal to screen out an energy emergency supply chain and obtains an energy emergency supply plan through data processing. The control and transportation module controls the corresponding energy base or energy terminal to conduct energy supply and transportation. The present invention sets up an energy distribution module, avoiding the problem of energy shortage caused by conflicts between energy supply and energy transportation in the energy bases for energy supply, and supplying energy to the energy bases for energy supply, ensuring the stability of subsequent energy supply in the energy bases.

The invention discloses a direct air cooling unit backpressure optimization system based on multi-source parameter cooperative regulation and control. The system comprises a multi-source meteorological sensing module; the vortex pre-generation execution module is used for dividing windward side fans into three groups; the thermal plume form capturing module is composed of an infrared thermal imaging array erected at the position 20 m away from the top of the air cooling island; the physical quantity decision engine adjusts the power proportion of the group C and adjusts the blade attack angle of the group A; the anti-turbulence protection module is started when the oscillation frequency of the thermal plume is greater than a threshold value; and an energy recovery module. According to the method, vortex generation and real-time thermal plume feedback of the three sets of fans are scheduled through turbulent flow prediction, back pressure fluctuation caused by transverse wind and hot backflow is effectively counteracted, and the stability of the unit is remarkably improved; the overall heat dissipation uniformity is improved by dynamically adjusting the blade attack angle and power distribution; the anti-turbulence protection module recycles mechanical vibration energy as electric energy for vortex discharge operation, and meanwhile, the energy recycling module realizes secondary utilization of energy.