102 results about "Mechanical energy storage" patented technology

The invention provides a gravity energy storage scale expansion method, which belongs to the field of electric energy storage such as gravity energy storage and mechanical energy storage, and comprises the following steps: taking a single-machine gravity energy storage system as a minimum standard module capable of independently running, and realizing capacity linear superposition; more than two parallel energy storage driving devices are configured for the same energy storage weight in each standard module to realize stepped increase and decrease of instantaneous power; a central controller receives a power grid dispatching instruction, load prediction data and renewable energy output prediction data in real time, global power requirements are decomposed into charging and discharging tasks of standard modules through a hierarchical control architecture, and a local unit controller executes a weight stroke smooth switching algorithm and a multi-weight synchronous dispatching algorithm. Power output / input is enabled to be continuous without breakpoints; and boosting the electric energy generated by each standard module to a high voltage level matched with the power grid to complete high voltage level networking. The invention has great advantages in the aspects of safety, service life, self-discharge characteristic, overall operation efficiency and the like.

The invention relates to a mobile work machine, in particular a bulldozer or loader, comprising a hydraulic system, an electric drive system for providing a driving function and / or a working function of the work machine, an energy storage device for supplying the electric drive system with electrical energy, and a cooling system for cooling and / or heating the energy storage device. According to the invention, the energy storage device, at least one electric drive component of the electric drive system, and the hydraulic system are coupled to one another via a common coolant circuit of the cooling system, wherein their waste heat can be dissipated via a common cooler of the coolant circuit. The invention further relates to a method for the controlled discharge of the energy storage device of the mobile work machine.

To provide a mechanical power storage device capable of stabilizing power generation by suppressing fluctuation of generated torque even if thrust changes with a stroke change of an elastic body.SOLUTION: The mechanical power storage device 1 stores power by extending a coil spring 2 (elastic body) by traction by winding of a wire rope 3 (rope-like body) to convert the energy into physical energy, and generates power by kinetic energy when the coil spring 2 is released and restored to an initial state. A guide groove (11) for spirally guiding the wire rope (3) is formed on a tapered surface of the drum (6), and a diameter change due to winding of the drum (6) is made to correspond to a stroke change of the coil spring (2) with a large diameter side of the drum (6) as a winding start side and a small diameter side of the drum (6) as a winding end side, so that a fluctuation in generated torque can be suppressed.SELECTED DRAWING: Figure 1

Door closer (10) for automatically closing a door, comprising a housing (12), a drive shaft (30) coupling to the door, a mechanical energy storage device (60) chargeable by linear deflection (94), and a drive mechanism (20) for bidirectional mechanical interaction of the drive shaft (30) and the mechanical energy storage device (60) such that a rotation of the drive shaft (30) in an opening direction (90) corresponding to an opening movement of the door leads to charging of the mechanical energy storage device (60), and conversely, a discharge of the mechanical energy storage device (60) leads to a rotation of the drive shaft (30) in a closing direction (92) opposite to the opening direction (90), characterized in that that the drive mechanism (20) comprises a first gear (22), a second gear (24) toothed with the first gear (22) and a transmission shaft (32), wherein the first gear (22) is connected to the drive shaft (30) and the second gear (24) is connected to the transmission shaft (32) in a rotationally fixed manner, and wherein the drive mechanism (20) comprises a spindle drive (50) with a spindle (34) and a spindle nut (40), wherein the transmission shaft (32) comprises the spindle (34), wherein a rotation of the transmission shaft (32) results in a linear movement of the spindle nut (40) and conversely a linear movement of the spindle nut (40) results in a rotation of the transmission shaft (32), and wherein for charging and discharging the mechanical energy storage device (60) the spindle nut (40) is mechanically operatively connected to the mechanical energy storage device (60).

The invention discloses a spring energy storage device with a prepressing locking function, and relates to the technical field of mechanical energy storage. Comprising a shell, a threaded spindle is rotatably mounted in the shell, a fixing seat is mounted at one end of the threaded spindle through a bearing, the end of the fixing seat is fixedly mounted on the inner wall of the shell, a rotating shaft is fixedly mounted at the end, away from the fixing seat, of the threaded spindle, and the rotating shaft rotationally penetrates through the end face of the shell and is fixedly provided with a transmission head; a pressing plate is fixedly arranged on the surface of the threaded sleeve, and a force storage elastic piece is fixedly arranged on the pressing plate and the end face of the fixing base jointly. The device can achieve energy storage through elastic potential energy of the force storage elastic piece, the pressing plate is pushed to reset after the force storage elastic piece is released and reset, the rotating shaft is driven to rotate through a thread pair of the threaded sleeve and the threaded main shaft, the transmission head rotates to release energy, and through mechanical structure conversion, the structure is simple, safe and environmentally friendly, energy storage and energy release can be circularly carried out; and the energy storage space is improved.

This invention discloses a plastic roll slitting device and method, relating to the field of plastic roll slitting technology. It includes a frame, traction module, tensioning assembly, dual-station rotary frame, cutting mechanism, pressing mechanism, and speed-stabilizing flipping mechanism. Utilizing the mechanical energy storage and fluid damping characteristics of the speed-stabilizing flipping mechanism, smooth, speed-limited rotation is achieved during alternating dual-station operations. By coordinating the dual-station rotary frame with the cutting and pressing mechanisms, this invention allows the continuous winding operation of the equipment to overlap with the manual unloading and bagging operation in parallel time, eliminating equipment downtime. Furthermore, in existing technologies, frequent manual roll changing and pressing are prone to errors due to fatigue; accidental rotation of the winding shaft can trap the operator's hand. This solution requires only one manual loading operation per large roll at the initial winding stage, with subsequent slitting handled by the automatic cutting and pressing mechanisms, significantly reducing high-frequency, dangerous interventions.

1, a fan drives wind wheel blades to form a labor-saving lever structure, power is input into a clockwork spring energy storage bin, constant-speed torque increasing is achieved, and primary torque amplification and mechanical potential energy accumulation are completed; 2, the outer ring of the clockwork spring energy storage bin forms a high-magnification labor-saving lever depending on the maximum force arm at the outer edge, and is meshed and linked with a pinion through an outer ring gear, so that the limitation of increasing and reducing the torque of a conventional gear is broken, and the output torque and the rotating speed are synchronously amplified; 3, power is transmitted to a balance wheel assembly through a crankshaft, the output rotating speed and power of the whole machine are calibrated and stabilized by means of the inertia of a balance wheel, and power fluctuation is eradicated; and 4, by regulating and controlling the rotating speed of the wind wheel and accurately matching the running speed of the gear of the energy storage bin, controllable adjustment of the output rotating speed and torsion is achieved, rated working parameters of the generator are fitted, and continuous and stable power generation is guaranteed. The whole set of system depends on the multi-level lever mechanics principle and is combined with an original force increasing structure for stress of the outer edge of a spring bin, torque superposition and amplification are completed step by step, the gain effect of mechanical force is converted into stable energy output gain, and mechanical energy storage power generation logic with a controllable closed loop and a constant working condition is formed.

The invention provides an exoskeleton, and relates to the technical field of wearable exoskeletons.The exoskeleton comprises a first arm part and a second arm part, the second arm part is configured to swing relative to the first arm part so as to have a first posture and a second posture, and when the second arm part is in the first posture, the second arm part is configured to swing relative to the second arm part; when the arm part is in the first posture, a first interval is formed between the two far-away ends of the first arm part and the second arm part, and when the arm part is in the second posture, a second interval is formed between the two far-away ends of the first arm part and the second arm part and is smaller than the first interval; the rope penetrates through the first arm part and the second arm part in a fixed-length manner; and the mechanical energy storage mechanism is separated from or connected with the rope through a clutch mechanism, and in the state that the mechanical energy storage mechanism is connected with the rope, the mechanical energy storage mechanism stores energy in the transition period of the second arm part from the first posture to the second posture and releases energy in the transition period of the second arm part from the second posture to the first posture.

The present application relates to rock drilling jumbo technical field, disclose a kind of energy-saving rock drilling jumbo of stuck drill pipe assisted pulling out, including jumbo body, hydraulic rod and guide rail are installed on the drill arm of jumbo body, drill rig is slidably installed on the guide rail, the telescopic end of hydraulic rod is fixedly installed with drill rig, the output end of drill rig is installed with drill pipe, further comprising: connecting mechanism, for connecting drill rig and drill pipe, the connecting mechanism includes the connecting sleeve fixedly installed in the output end of drill rig, connecting barrel is movably installed in the inside of connecting sleeve, the end of connecting barrel away from drill rig is closed structure, the drill pipe is connected with connecting barrel, recoil mechanism, transmission cooperation is formed between the recoil mechanism and connecting mechanism.The present application generates intermittent reverse impact on the end of connecting barrel by impact column, and by mechanical energy storage impact mode of side vibration side retreat, hard pull can be changed into shake loose, and the success rate and efficiency of pulling out stuck drill pipe are significantly improved.

Electromechanical drive (10) for actuating a movable door leaf (60) of a fire door, comprising a motor and gearbox unit (30) which is operatively connected to the door leaf (60) via a power transmission device (50) and causes a movement of the door leaf (60), and a mechanical energy storage device (40) for closing the door, which is charged during an opening movement of the door leaf (60) and discharged by a closing movement of the movable door leaf (60), wherein the motor and gearbox unit (30) assists the mechanical energy storage device (40) during door closing and causes the door to close completely. where in an emergency operation in which a supply voltage (U G ) the motor and transmission unit (30) is switched off, an emergency supply (70) of the motor and transmission unit (30) an emergency supply voltage (U N) provides an emergency power supply (70) comprising a changeover switch (72) and an electrical energy storage device (74), wherein the changeover switch (72) comprises at least one relay contact which, in normal operation, supplies the motor and gearbox unit (30) with the supply voltage (U) G ) and in emergency operation, in which a supply voltage (U G ) the motor and transmission unit (30) is switched off, with the emergency supply voltage (U N ) of the electrical energy storage device (74), characterized in that a control electronics unit (20) monitors and operates the motor and gearbox unit (30) depending on the current operating state and / or a current temperature of the motor and gearbox unit (30) and / or a current direction of movement and / or a current speed and / or a current opening angle of the door leaf (60) and The control electronics (20) determine the current temperature of the motor and transmission unit (30) via a temperature sensor (32) and / or determine the current direction of movement and / or the current speed and / or the current opening angle of the door leaf (60) via a rotary encoder (34) or a position sensor.

In large-scale machine-learning (ML) and / or artificial intelligence (AI) model training, large groupings of GPU servers are tasked with a distributed periodic computational workload. This causes power draw by the GPU servers to periodically and repeatedly fluctuate from nearly zero to full load. The presently disclosed thermo-mechanical power smoothing devices and techniques utilizing a distributed network of high-speed fans as thermo-mechanical energy storage devices for consuming underutilized power and storing it in the form of thermal energy and mechanical energy for future reuse.

The invention relates to the technical field of mechanical energy storage, in particular to a variable rotational inertia telescopic mechanical energy storage method and device with synchronous control. The energy storage method comprises the steps that the multiple swing bodies are connected to the center column through the multiple telescopic pull rods, so that the swing bodies can rotate around the center column; in the rotating process, the telescopic length of each telescopic pull rod is obtained; the synchronism deviation between the swing bodies is determined according to the telescopic length of each telescopic pull rod; according to the synchronism deviation, a corresponding adjusting signal is generated to drive the length of each telescopic pull rod to change, so that the motion of each swing body tends to be synchronous; after the external driving force disappears, the rotation radius of each pendulum body is increased by synchronously increasing the length of each telescopic pull rod; and mechanical energy generated by rotation of the pendulum body is transmitted to the generator and is converted into electric energy. According to the invention, stable operation is ensured while efficient energy storage is realized, and the actual application requirements of the industry are met.

The invention relates to a hole sowing and fertilizing mechanism and a hole sowing and fertilizing method, and belongs to the technical field of agricultural machinery. The invention provides a technical scheme for creating a static operation window through mechanical energy storage release. The mechanism comprises a traction device with an elastic power storage unit, a ditching vertical shaft, a rotary type circular ditch fertilization unit, an IMU (inertial measurement unit) and a ground anchor braking device, wherein the ditching vertical shaft and the rotary type circular ditch fertilization unit are coaxially nested; according to the method, the rack enters a local static state through periodic energy storage and release of the elastic force storage unit, an annular fertilization area is formed around a seed falling point during static, central seed metering is completed, the static state is detected by the IMU to trigger cooperative action, and the static stability is enhanced through ground anchor braking. Spatial separation and annular fertilization of seeds and fertilizers are realized, the utilization rate of the fertilizers is increased, a tractor does not need to stop, the triggering reliability is high, the device is suitable for various hole sowing crops such as corn, soybeans and cotton, and the replacement time is short.

The invention relates to an emergency drive module (10) for an actuating drive in the field of automation, in particular for the linear actuation of a fitting, comprising: a mechanical energy store (11); a first actuator (12.1) and a second actuator (12.2), the first actuator and the second actuator being designed to be driven apart by the energy stored in the energy store (11) when the emergency drive module (10) is triggered in order to actuate an actuating element of a fitting; a dynamics control device which is designed to control the dynamics of the emergency travel of an actuating element of the fitting when the emergency drive module is triggered; and an emergency drive housing (20), in which the mechanical energy store (11), the first actuator (12.1), the second actuator (12.2), and the dynamics control device are provided, a controlled variable of the dynamics control device being adjustable by means of an adjusting element in the event of an emergency drive in the tensioned and mounted state.

Door closer (10) for an active leaf (320) of a double-leaf door (300) equipped with a closing sequence control (206), in particular a fire and / or smoke protection door, wherein the door closer (10) can be optionally mounted in a first installation position or in a second installation position and comprises: a closer housing (24) that can be arranged on the active leaf (320); a closer piston (32) that is slidably guided in the closer housing (24) and is in particular loaded in the closing direction (30) by a mechanical energy storage device (28), by which a hydraulic volume (33) of the closer housing (24) is divided into a first hydraulic chamber (34) and a second hydraulic chamber (36); a closer shaft (38) rotatably mounted in the closer housing (24), cooperating with the closer piston (32), which can be coupled or is coupled in a rotationally fixed manner to a closer lever (22) of the door closer (10);a flow channel arrangement (42) preferably formed in the closing housing (24), which fluidly connects the first hydraulic chamber (34) and the second hydraulic chamber (36); a locking unit (26) with a first locking valve (46) arranged in the flow channel arrangement (42) for blocking the hydraulic flow from the first hydraulic chamber (34) to the second hydraulic chamber (36) and thus a closing movement of the closing piston (32) and the actuating leaf (320) in the first installation position, and a second locking valve (48) arranged in the flow channel arrangement (42), which can be controlled independently of the first locking valve (46) for blocking the hydraulic flow from the first hydraulic chamber (34) to the second hydraulic chamber (36) and thus a closing movement of the closing piston (32) and the actuating leaf (320) in the second installation position.

The application discloses a plastic roll material dividing device and method, relates to the technical field of plastic roll dividing, and comprises a rack, a traction module, a tensioning assembly, a double-station rotary frame, a cutting mechanism, a pressing mechanism and a steady-speed overturning mechanism. The steady-speed overturning mechanism is used to realize smooth speed-limiting rotation during double-station alternation by mechanical energy storage and fluid damping characteristics. The double-station rotary frame is arranged to cooperate with the cutting mechanism and the pressing mechanism, so that the continuous winding operation of the equipment and the manual unloading and bagging operation are overlapped in time, and the waiting time of the equipment is eliminated. Meanwhile, the high-frequency manual roll changing and pressing in the prior art are prone to misoperation due to fatigue, and once the winding shaft rotates accidentally, the hands of the operator will be wound in. According to the scheme, manual feeding is only needed once at the initial winding of each large roll, and subsequent roll dividing is completed by the automatic cutting and pressing mechanism, so that the high-frequency dangerous intervention action is greatly reduced.

The invention discloses an ultrasonic probe coupling agent cleaning device which comprises a shell, a mechanical energy storage and release module and a high-pressure impact jet cleaning module, and the top of the shell is provided with an insertion opening used for inserting and positioning an ultrasonic probe; the mechanical energy storage and release module is arranged in the shell; the high-pressure impact jet cleaning module is arranged in the shell, the jet direction of the high-pressure impact jet cleaning module faces the ultrasonic probe in the socket, and the driving end of the high-pressure impact jet cleaning module is mechanically connected with the output end of the mechanical energy storage and release module; when a user inputs and stores one-way rotating mechanical energy into the mechanical energy storage and release module and the ultrasonic probe is inserted into the socket to a set depth, the user drives the high-pressure impact jet flow cleaning module through the mechanical energy storage and release module to generate high-pressure cleaning jet flow jetted from bottom to top to impact the surface of the probe. According to the ultrasonic probe coupling agent cleaning device, the efficient and thorough cleaning effect can be guaranteed, the structure is simple and reliable, and the ultrasonic probe coupling agent can be cleaned anytime and anywhere.

System (10) for holding a leaf of a door, window or the like, comprising a drive with at least one mechanical energy storage device which is charged by an opening movement of the leaf and discharged by a closing movement of the leaf, an electrical power supply (12), a holding device (14) with a permanent magnet unit (16) for holding the leaf, a release device (18) for releasing the holding device (14) and releasing the leaf, an emergency detection, in particular fire detection and a control device (20), wherein the release device (18) comprises n > 2 subsystems (18 i) each comprising at least one electrical coil (24) designed and / or controlled in such a way that compensation of the magnetic field of the permanent magnet unit (16) and thus triggering of the locking device (14) and release of the wing only occurs upon simultaneous activation of at least N of these subsystems (18) i ) by the control device (20), where 2 ≤ N < n and N is a natural number, while with activation of a single subsystem (18 i ) or less than N subsystems (18 i ) only a part of the magnetic field of the permanent magnet unit (16) can be compensated.

The invention relates to the technical field of medium-voltage switch cabinets, and discloses a control loop system for a medium-voltage switch cabinet, which adopts a control platform integrated with a PLC (Programmable Logic Controller), a microcomputer protection device and an edge calculation module to replace a traditional simple control loop. Meanwhile, the combination of an electronic spring simulation mechanism with a simplified structure and a switching-on / switching-off coil is used for replacing a complex mechanical energy storage and tripping component. Before the operation is executed, the control platform performs rigorous condition self-inspection through the state sensor, and outputs an accurate electromagnetic driving signal after safety is confirmed, so that the fundamental conversion from open-loop and passive execution to closed-loop and active management is realized, and the reliability, safety and intelligent level of the system are comprehensively improved.

The invention discloses a mechanical energy storage and release device and a thread trimming device. The mechanical energy storage and release device comprises a base; the movable part can move relative to the base; the energy storage part acts between the base and the movable part and is configured to store mechanical energy for driving the movable part to move; the state switching type locking mechanism has a first mechanical state and a second mechanical state; wherein in the first mechanical state, the state switching type locking mechanism introduces geometric constraint on a force application path of the energy storage component, so that the movable part resists the acting force of the energy storage component and is locked; the state switching type locking mechanism can be switched from the first mechanical state to the second mechanical state by applying an external triggering effect; and in the second mechanical state, the geometric constraint is relieved, and the energy storage part is released and drives the movable part to move.

The invention discloses a coaxial series vortex cone turbulent resistance magnetic support energy storage amplification device, which relates to the technical field of mechanical energy storage, and comprises a vacuum body, a vortex cone system, an internal magnetic coupling, an external magnetic coupling, a prime power machine and a generator component, the vortex cone system is arranged in the vacuum body and comprises a rotating shaft, a conical vortex cone liquid storage device and a built-in flowing object; a prime power machine inputs torque to a magnetic flange coupling through a prime power machine shaft to drive a rotating shaft, a flowing object rotates at a high speed to generate centrifugal force, the centrifugal force is guided and stored by a blade hole channel, reverse flowing inertia loss is avoided, and kinetic energy amplification is achieved. Rotation power is transmitted to the generator and the capacitor through the output magnetic flange coupling, the variable-torque coupling and the speed reducer, constant-current and constant-voltage output is achieved, the device depends on a vacuum environment and a vortex cone and blade cooperative structure, the kinetic energy transmission efficiency is improved, and stable output is guaranteed.

The application relates to the technical field of medium-voltage switch cabinets, and discloses a control loop system for a medium-voltage switch cabinet, which replaces a traditional simple control loop with a control platform integrating a PLC controller, a microcomputer protection device and an edge computing module; meanwhile, a combination of an electronic spring simulation mechanism and a closing / opening coil with simplified structure is used to replace complex mechanical energy storage and tripping components. Before operation, the control platform performs rigorous condition self-checking through a state sensor, and only after safety is confirmed, accurate electromagnetic drive signals are output, so that a fundamental change from open loop and passive execution to closed loop and active management is realized, and the reliability, safety and intelligent level of the system are comprehensively improved.

The invention relates to a flexible DC converter valve black module state processing method, a valve control system and a bypass switch state detection method and device, and belongs to the technical field of flexible DC power transmission. According to the soft direct current converter valve black module state processing method and the valve control device, the bypass switch state detection method and the bypass switch state detection device are used for detecting the closing state of the bypass switch, and in the closing process of the bypass switch, the moving contact of the bypass switch acts; a specific closing optical signal is transmitted in a closing coil energy storage capacitor or closing spring mechanical energy storage discharging mode, a bypass switch state signal is uploaded to a valve control system and a power module central control board through optical fiber connection, and the state signal can still last for a certain time under the condition that a power module is powered down. Therefore, the fault power module of the flexible DC converter valve is turned out from the black module state, and the shutdown maintenance in the charging starting stage of the converter valve and the state loss in the operation stage caused by the black module state are avoided.

A control device is disclosed, which comprises:a lever movable between a rest position and a triggering position,a spring arranged to return the lever in its rest position,an actuating member movable between a neutral position and an actuating position in which it actuates a watch mechanism,a mechanical energy storage member interposed between the lever and the actuating member in such a way that it is charged when the lever moves towards its triggering position, and can be discharged when the lever reaches its triggering position by moving the actuating member towards its actuating position,the device comprising a locking member intended to release the actuating member only when the lever reaches its triggering position.

The application discloses a pendulum driving type mechanical energy storage power generation device, which comprises a base, a pendulum, an input transmission mechanism, a first one-way transmission device, an intermediate shaft, a second one-way transmission device, a spiral spring energy storage device, a one-way locking mechanism, a trigger release mechanism and a generator. The first one-way transmission device converts the bidirectional swing of the pendulum into unidirectional rotation of the intermediate shaft, and the energy storage shaft is driven to rotate and tighten the spiral spring accumulator through the second one-way transmission device; the trigger release mechanism senses the change of the outer diameter of the spiral spring, and when the energy storage reaches a threshold value, the one-way locking mechanism is released, the spiral spring releases energy to drive the generator to generate electricity. When the release, the second one-way transmission device automatically overruns, the transmission chain of the energy storage shaft and the intermediate shaft is disconnected, and the energy storage and the release do not interfere with each other. The application realizes the energy storage state sensing and automatic switching in a pure mechanical mode, has a simple structure and high reliability, and is suitable for being worn on animals or human bodies or being carried on moving objects, and can provide supplementary charging for low-power electronic equipment.

The application provides an exoskeleton, and relates to the technical field of wearable exoskeletons, which comprises a first arm part and a second arm part, the second arm part is configured to swing relative to the first arm part to have a first posture and a second posture, when the second arm part is in the first posture, the two ends of the first arm part and the second arm part that are far away from each other have a first interval, when the arm part is in the second posture, the two ends of the first arm part and the second arm part that are far away from each other have a second interval, the second interval is smaller than the first interval; a rope, the fixed-length rope is arranged in the first arm part and the second arm part; a mechanical energy storage mechanism, the mechanical energy storage mechanism is separated from or connected with the rope through a clutch mechanism, in the state that the mechanical energy storage mechanism is connected with the rope, the mechanical energy storage mechanism stores energy during the transition of the second arm part from the first posture to the second posture, and releases energy during the transition of the second arm part from the second posture to the first posture.

A system may include a flywheel including one or more plates and coupled at a central axis of rotation to a flywheel bearing, the flywheel being adapted to rotate about the central axis. A system may include a flywheel housing providing vertical support to the flywheel bearing. A system may include the flywheel bearing coupling the flywheel to the flywheel housing. A system may include a motor assembly including a motor adapted to convert an input electrical current to rotational momentum by spinning up the flywheel, the motor further being adapted to convert the rotational momentum of the flywheel into an output electrical current. A system may include a flywheel coupling adapted to couple the motor assembly with the flywheel and impart rotational force between the motor and the flywheel.

The invention relates to the technical field of energy storage system optimization, in particular to a polymer contribution index-based multi-energy energy storage collaborative operation optimization method, which comprises the following steps of: establishing a unified mathematical model of a multi-energy energy storage polymer, constructing an energy balance equation and setting constraints; measuring the real-time power, the energy state, the charge state and the health state of each energy storage unit; performing normalization processing on the parameters; predicting a contribution index based on the normalized parameter, and calculating an overall contribution index of the polymer; and judging a system cooperation state, and dynamically adjusting the power of the polymer. The method has the advantages that quantitative evaluation of the collaborative benefits of heterogeneous energy storage units such as electrochemical, heat storage and mechanical energy storage units is realized, the defect of lack of system-level collaborative measurement standards is overcome, and collaborative regulation is changed from qualitative to quantitative. A dynamic feedback mechanism based on indexes endows the system with self-sensing, self-evaluation and self-decision capabilities, and the robustness and response flexibility of the system in an uncertain environment are remarkably improved.

The invention discloses a green building curtain wall. The green building curtain wall comprises a curtain wall support, a photovoltaic panel arranged in the support and a cleaning mechanism used for cleaning the surface of the photovoltaic panel. The cleaning mechanism comprises two cleaning units, one ends of the cleaning units are rotationally connected with the support through a rotating shaft, the tail ends of the cleaning units are hinged to each other, each cleaning unit is mainly composed of an elastic pipe and a cleaning strip arranged on the elastic pipe, and a connecting pipe capable of stretching out and drawing back in the axial direction is arranged in the elastic pipe. The two rotating shafts rotate in opposite directions through the second driving unit, the hinge point is driven to reciprocate along the preset path, and therefore the elastic pipe is periodically switched between the straight state and the screwing state. The straight state is used for conventional wiping, and the screwing state enables the cleaning strip to twist spirally, so that the scraping force to stubborn stains is enhanced. The cleaning mechanism is preferably arranged along the diagonal line of the curtain wall unit, and is matched with a built-in mechanical energy storage and release mechanism, so that efficient and non-blind area full-automatic cleaning can be realized.