43 results about "Standby generator" patented technology

The invention discloses an airport energy balance management method, system and device and a medium, and relates to the field of energy management. The method comprises the following steps: constructing an energy topological graph according to multi-source data; predicting energy load demands of the airport in different time periods according to the energy topological graph, determining the supply amount of renewable energy in different time periods according to the predicted illumination intensity and wind power, and determining a time-sharing energy supply and demand balance probability according to the energy load demands and the supply amount; determining a preliminary energy management plan according to the cost parameter, the time-sharing energy supply and demand balance probability and the equipment operation constraint, wherein the preliminary energy management plan comprises an energy storage system charging and discharging time sequence, a standby generator starting and stopping plan and a power grid electricity purchasing proportion; and executing the preliminary energy management plan through the digital twin of the airport to obtain first energy execution data, and adjusting the preliminary energy management plan through the difference between the first energy execution data and the second energy execution data at the current moment. By implementing the technical scheme provided by the invention, the energy cost is reduced.

The invention relates to a direct current uninterruptible power supply system for an unmanned aerial vehicle, and solves the problems of unstable switching of a main power supply and a standby power supply, power supply interruption, large voltage fluctuation and the like in the prior art. Comprising a main generator, a standby generator, a lithium ion storage battery pack, a task bus bar, an uninterrupted bus bar and a power diode, a standby generator voltage gt; the voltage of the lithium ion storage battery pack is direct current voltage, the main generator is directly connected with the task bus bar to supply power to the task load and is connected with the uninterrupted bus bar through the power diode, the standby generator is connected with the uninterrupted bus bar through the power diode, and the lithium ion storage battery is connected with the uninterrupted bus bar through the power diode. According to the invention, the stability of the power supply is improved, the passive switching of the uninterrupted bus bar power supply is realized, and no controller or software fault risk exists. Meanwhile, the system reduces an electronic control unit, adapts to extreme environments such as plateaus and polar regions, and prolongs the service life of the lithium ion storage battery.

This invention relates to the field of solar power generation technology, specifically to a generator set for a solar energy device. The generator set includes a pile foundation, with a pipe rotatably connected to the outer side of the top of the pile foundation. A floating part is fixedly connected to the outer side of a transmission ring. The floating part includes two mutually fixed float plates, a first float plate and a second float plate. Multiple drive components are fixed at equal angles on the bottom surface of the second float plate, each drive component including a housing with blades rotatably connected to it. A photovoltaic module is mounted on the top of the second float plate, comprising multiple photovoltaic panels and an adjustment frame. In this invention, by having multiple photovoltaic panels supported on the second float plate at a large tilt angle to receive sunlight, and by having multiple blades at the bottom of the second float plate rotate to drive the float plate carrying the multiple photovoltaic panels around the pile foundation, the photovoltaic panels can automatically adjust their direction of sunlight reception according to changes in the direction of sunlight, thus improving the efficiency of photovoltaic power generation.

This invention relates to the field of flywheel energy storage technology, and particularly to a green energy-saving system and method for flywheel UPS and backup generators used in data centers. The method includes: establishing a flywheel charging and discharging optimization strategy; collecting operating state parameters of the flywheel energy storage system and generator at a preset acquisition frequency, and constructing an operating state parameter set after preprocessing; introducing nonlinear mechanical losses and charging and discharging current characteristic analysis in the flywheel energy storage system into the flywheel charging and discharging optimization strategy to optimize the flywheel charging and discharging strategy and reduce the energy consumption of the flywheel energy storage system; and based on the optimized flywheel charging and discharging optimization strategy, constructing a joint optimization model to synchronously adjust the generator operating state parameters and optimize the overall energy consumption of the flywheel energy storage system and generator combined system.

A procedure for operating an electrical energy system in a building includes a step for collecting a variety of consumption data on the electrical active energy drawn. This active energy is drawn from the public electricity grid and / or from existing energy generators within the building's energy system via a grid connection point. A load profile is determined based on the consumption data. This load profile describes the expected or historical trend of the active energy drawn over a given period. A backup generator for generating and / or supplying electrical energy is then selected based on the load profile. The backup generator is intended to operate instead of, or in addition to, existing energy generators within the building's energy system and / or to reduce the amount of active energy drawn from the public grid.

This invention relates to the field of automatic management technology for ship power plants, specifically to an automatic management system and method for ship power plants based on load prediction. The system includes a load prediction module that receives multi-source data acquired by a data acquisition and fusion module and outputs a predicted load curve for the ship using a pre-trained load prediction model. An optimization decision module dynamically calculates the ship's safety margin based on the predicted load curve obtained by the load prediction module and dynamically generates start-up, shutdown, paralleling, and disconnection control commands for the ship's generator sets. By predicting the future load curve of the ship, this invention can start standby generator sets in advance before the predicted overload risk point, ensuring that paralleling and load transfer are completed before the peak load arrives. This effectively avoids the risk of overload tripping due to generator start-up delays and greatly enhances the robustness of the ship power plant.

A standby generator includes an alternator to produce electricity for distribution to an electrical system, and an air-cooled internal combustion engine driving the alternator. The air-cooled internal combustion engine includes one or more cylinders, one or more spark plugs each configured to initiate combustion in a corresponding cylinder, and one or more ignition coils each coupled to a respective spark plug of the one or more spark plugs to provide a voltage to the respective spark plug. The standby generator also includes a battery system electrically coupled to the one or more ignition coils to provide power thereto, and a digital ignition module wiring the battery system to each of the one or more ignition coils to control operation of the one or more spark plugs.

In some aspects, techniques may include monitoring a primary load of a datacenter and a reserve load of the datacenter. The primary load and reserve load can be monitored by a computing device. The primary load of the datacenter can be configured to be powered by one or more primary generator blocks having a primary capacity, and the reserve load of the datacenter can be configured to be powered by one or more reserve generator blocks having a reserve capacity. Also, the techniques may include detecting that the primary load of the datacenter exceeds the primary capacity. In addition, the techniques may include connecting the reserve generator blocks to at least one of the primary generator blocks and the primary load using a computing device switch.

The invention relates to the technical field of glue filling production and processing equipment, in particular to multi-link linkage glue filling production and processing equipment and a process thereof.The multi-link linkage glue filling production and processing equipment comprises an equipment box body, and a plurality of lifting column foot assemblies and universal wheel assemblies are arranged at the bottom end of the equipment box body; a front cabinet door and a side cabinet door are respectively arranged on the front surface and the side surface of the equipment box body, and a transparent window is arranged on the front cabinet door; a supporting bottom plate is arranged in the equipment box body, and a to-be-glue-poured workpiece surface cleaning device, a glue pouring device, a detection device, a drying and curing device and a conveying device are integrated on the supporting bottom plate; the operation display screen device is electrically connected with the controller to form multi-link linkage control; a standby generator assembly is also arranged in the equipment box body and is used for providing an emergency power supply when the main power supply fails; the full-automatic glue pouring machine integrates a plurality of links such as surface cleaning, glue pouring, detection, drying and curing, conveying and the like of the workpiece to be subjected to glue pouring, realizes automatic and linkage production, and remarkably improves the production efficiency.

The invention provides a pesticide spraying operation vehicle and a control method, and the pesticide spraying operation vehicle comprises an operation vehicle body, a telescopic platform and a slideway which are installed at the top position of the operation vehicle body, a horizontal telescopic driving assembly, and a filling machine, a water tank, a preparation tank and a pesticide preparation control system which are arranged in an internal compartment of the operation vehicle body; the slide way is in sliding fit with the telescopic platform, and the horizontal telescopic driving assembly is used for driving the telescopic platform to do telescopic motion along the slide way; an energy storage cabinet, a PLC (Programmable Logic Controller) electric control cabinet and a standby generator are arranged in the electrical installation area of the internal compartment; one end of the filling machine is communicated with the raw material barrel through a pipeline, and the other end of the filling machine is connected with a first inlet of the preparation tank; an outlet section of the water tank is connected with a second inlet of the preparation tank through a pipeline; according to the control method of the pesticide spraying operation vehicle, the pesticide spraying operation efficiency and the precision of intelligent pesticide dispensing and spraying operation are improved.

The invention relates to the technical field of nuclear power engineering, in particular to a nuclear power station standby power supply design method and system.The method comprises the following steps that load division is conducted on a nuclear power station, and a nuclear island side exclusive load and a conventional island side exclusive load are determined; respectively configuring mutually independent standby power supplies for the nuclear island side exclusive load and the conventional island side exclusive load to form a whole-plant standby power supply system in which the nuclear island and the conventional island are physically independent and separately controlled; and based on a whole-plant standby power supply system configuration strategy, electrical design and instrument control design of standby power supplies of the nuclear island and the conventional island are respectively carried out. A traditional centralized power supply mode is broken through, standby power supply systems of a nuclear island and a conventional island are decoupled, and independent standby generators are configured for the conventional island and the nuclear island to bear respective loads, so that a smaller, more mature and more reliable standard capacity model can be selected. The reliability of the standby power supply of the whole plant is improved, and the derivative advantages of interface simplification, arrangement optimization, cost reduction, operation and maintenance standardization and the like are synchronously brought.

A mining area water taking station power supply control device belongs to the technical field of power supply equipment and comprises an internal combustion engine generator, a switching circuit, a detection circuit, a control circuit and an alarm circuit. The power grid, the mining area power station and a power source output by the generator are electrically connected with the three control power source input ends of the switching circuit respectively, the power source output end of the switching circuit is electrically connected with the power source input end of the water pump, and the power source output end of the control circuit is electrically connected with the power source input end of a starting motor of the generator. The power grid power supply preferably supplies power to the water pump at ordinary times, the mining area power station can automatically supply power to the water pump after the power grid is powered off, and the standby generator can be automatically started to supply power to the water pump and the like when the power grid and the mining area power station fail to supply power to the water pump and the like normally, so that the water pump can work normally, and accumulated water in the mining area can be discharged stably; and when the water pump fails to pump water during working, a worker can be prompted to overhaul in time, so that the safe drainage work of the mining area is effectively ensured to be smoothly carried out.

The invention discloses a factory electrical equipment control system based on the Internet of Things, relates to the technical field of the Internet of Things, and is used for improving the problem that the power supply efficiency is reduced due to a carbon deposition phenomenon caused by insufficient combustion of a standby generator. Comparing a normal stable interval to judge whether the standby generator generates abnormal heating or not, if not, collecting the vibration frequency of a standby generator bearing and the sound frequency in a power supply state, and performing wear evaluation on the standby generator bearing by using a random forest algorithm according to the vibration frequency and sound frequency change of the standby generator. The carbon deposition amount of the power supply chamber is detected, the power supply state of the standby generator is determined by integrating the bearing wear evaluation result of the standby generator and the carbon deposition amount of the power supply chamber, and the power supply rate of the current-carrying conductor is detected in real time; power supply or power-off alarm is selected according to the power supply state of the standby generator and the power supply rate of the current-carrying conductor so as to guarantee the power supply environment of the standby generator.

The present invention discloses an uninterruptible power supply system and a control method thereof. The uninterruptible power supply system includes: a standby generator assembly, a dual-power switching device, an uninterruptible power supply energy storage device, a monitoring circuit, an uninterruptible power supply control device, and a central processing module. When the mains power is abnormal, the present invention uses the generator assembly to supply power to the uninterruptible power supply energy storage device, with a long power supply duration and no need to connect to a strong power grid, overcoming the technical defect of large power loss in the strong power grid power supply environment.

Backup electric power with a batter(ies) storing electrical energy (kilowatt hours—KWH) and a DC-to-AC inverter converting the stored electrical energy from the battery into electrical AC power (kilowatts—KW) may be provided for emergency power used when power from the electric utility fails. Condominium units and apartments in high rise buildings can benefit from having DC-to-AC inverter battery systems installed in each unit. Spare capacity power from existing emergency backup generators may be utilized to charge the battery of the inverter battery system of each condominium / apartment unit. The DC-to-AC inverter battery system may be used to reduce ampacity requirements of the electric utility power distribution system and electric service entrance equipment coupled to the utility electric meter per occupancy. Cold fusion-low energy nuclear reaction (LENR) power generation, may be used in place of or partial substitution of power from the electric utility.

A wall plug uninterruptible power supply (UPS) for providing backup power is disclosed. The wall plug uninterruptible power supply may include a plug, an enclosure, electronic components, and a power receptacle. The wall plug uninterruptible power supply may be configured to provide power (e.g., backup power) even when the plug does not receive any power, thereby bridging a power gap of time. For example, the bridge of power may occur at a time between when power is lost (e.g., utility power outage) to a time when power is restored or alternative power is provided by a secondary source such as a backup generator.

An electric power system is disclosed herein. The electric power system may manage and store electric power and provide uninterrupted electric power, derived from a plurality of electric power sources, to an electric load. The electric power system may contain an energy storage unit and generator assembly. The electric power system may connect to a power grid and renewable energy sources, and may charge the energy storage unit using the power grid, renewable energy sources, and / or generator assembly. The electric power system may be configured to determine load power usage and environmental factors to automatically and continuously modify a charging protocol to, for example, provide high efficiency and / or self-sufficiency from the power grid. The electric power system may operate entirely off-grid and may provide electricity to the load without interruption to power.

The invention relates to a junction box, an aging test method and an aging test system, and the junction box comprises an input module, an output module, a connection assembly which is electrically connected with the input module and the output module, and a control module. The input module comprises a power grid interface, a generator interface and at least one inverter interface which are arranged in parallel; the output module comprises a common load interface and an intelligent load interface which are arranged in parallel; the connecting assembly comprises a three-phase four-wire electric wire electrically connected with each interface, the power grid interface is provided with a first circuit breaker and a first contactor, the generator interface is provided with a second circuit breaker and a first relay, the inverter interface is provided with a third circuit breaker, and the intelligent load interface is provided with a second relay; the connecting assembly is electrically connected with the control module. According to the invention, the photovoltaic inverter, the energy storage battery, the commercial power network and the standby generator are seamlessly integrated, the problem of small power of a single energy storage inverter is solved, intelligent load interfaces such as a charging pile are expanded, and a smart home micro-grid system is constructed.

The present invention discloses a high-efficiency generator set for an offshore platform, belonging to the field of generators, comprising: a first backup generator assembly including a first diesel engine, a first active transmission member, a first generator, and a first driven transmission member; a second backup generator assembly including a second diesel engine, a second active transmission member, a second generator, and a second driven transmission member; a transmission switching member including a first transmission switching member, a second transmission switching member, and a switching transmission member, wherein the first active transmission member selectively engages with the first driven transmission member for transmission through the first transmission switching member; and the second active transmission member selectively engages with the second driven transmission member for transmission through the second transmission switching member. The present invention has a high degree of automation and can rationally configure the original two backup generator sets into four usable backup generator sets, significantly increasing the reliability and economy of the backup generator sets, and significantly improving the safety and economy of ship navigation.

The utility model discloses a dual-power-supply change-over switch system, which comprises a shell and a plurality of functional modules, and is internally provided with a dual-power-supply automatic change-over switch, a charging controller, a power supply state monitoring module, a micro-control unit, a power supply input switch and other modules, and dual-power-supply input is realized through a generator power supply interface and a mains supply interface. The shell is provided with a composite interface integrated charging and control signal transmission, the wiring complexity is reduced, and the installation convenience is improved. The system has the functions of power frequency and voltage monitoring, automatic power switching and generator storage battery intelligent charging management, can automatically switch to a standby generator for power supply when a main power supply is abnormal, performs intelligent charging control on a generator storage battery, prolongs the service life of the storage battery, and improves the reliability of a power supply system.

The invention relates to the technical field of slurry plant odor treatment, in particular to an uninterrupted operation odor treatment system and method.The uninterrupted operation odor treatment system comprises a power supply subsystem, and the power supply subsystem comprises at least one power grid power supply line, an emergency power supply device, a standby generator set and a centralized power supply bus; electric equipment in the odor treatment system is connected to the centralized power supply bus, and the power grid power supply line and the standby generator set are electrically connected with the centralized power supply bus through the emergency power supply device; when the power grid power supply line is in a normal power supply state, the emergency power supply device is in a floating charge state, and the standby generator set is in a standby state; when the power supply lines of the power grid all fail, the emergency power supply device supplies power to the electric equipment and the standby generator set; and under the power supply state of the standby generator set, the emergency power supply device is switched to a floating charge state. Through the uninterrupted power supply, water supply and gas / steam supply system, the uninterrupted operation of the system under the conditions of public facility system faults such as sudden power failure, water failure and gas / steam failure is ensured.

The present invention belongs to the field of power technology, and particularly relates to an optimized scheduling method for a combined cooling, heating and power integrated energy utilization system, comprising the following steps: S1, obtaining the predicted power generation of photovoltaic and wind power, the predicted cooling, heating and power loads of users, and electricity price information during the optimization period; S2, taking the time-of-use electricity price, wind power, predicted wind power generation and load during each optimization period as the inputs of the system, using the gas turbine, conventional generator set, standby generator set and battery output as decision variables, and obtaining the optimal output of each generator set at each time period through the PSO-CS joint search algorithm. The present invention is used for the optimized scheduling of a combined cooling, heating and power integrated utilization system. Through the heuristic algorithm, the problems of multiple types of system equipment, complex coupling and difficult scheduling can be effectively solved, thereby improving the economic operation of the system. By combining the particle swarm optimization algorithm with the cuckoo algorithm, the problem that the particle swarm optimization algorithm is prone to falling into a local optimal solution in the later stage is solved.

The invention relates to a four-generator dual-power-distribution intelligent power distribution system, and solves the problems that a current unmanned aerial vehicle electrical system is complex in structure and low in reliability. Comprising a power supply system, a primary power distribution system and a secondary power distribution system. The four generators of the power generation system are installed on two engines, and each engine drives one main generator and one standby generator. The primary power distribution system reasonably distributes a power supply to each level of bus bar, performs power supply conversion according to different working modes of the power supply system and transmits the power supply to the secondary power distribution system, the primary power distribution system equipment is a left / right power distribution management machine, and the left and right power distribution management machines are identical in function and interface and can be interchanged for use; secondary power distribution system equipment is an electrical load management center which is divided into a left electrical load management center and a right electrical load management center, and the left electrical load management center and the right electrical load management center are identical in function and interface and can be interchanged for use. According to the invention, the reliability of the system is greatly improved, the arrangement of bus bars is reduced, and the complexity of the system is reduced.

1. Name of the Design Product: Open-frame Variable-frequency Gasoline Generator Set (LL4000io-A). 2. Use of the Design Product: For standby generator sets and emergency generator sets. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photo that Best Illustrates the Design Key Points: Perspective view.

This invention provides a method for calculating the optimal generator configuration scheme based on ship electrical load. The specific steps include: determining the power requirements of each functional module under different operating conditions, and determining the total power required for each operating condition. Functional modules include: electric propulsion equipment, dual-fuel supply system, engine room auxiliary machinery, air conditioning, refrigeration and mechanical ventilation, deck machinery, maintenance equipment, galley and laundry equipment, electrical equipment, and mechanical ventilation when refrigerated containers are installed in the cargo hold. Operating conditions include: navigation, departure without side propulsion, departure with side propulsion, loading and unloading, and berthing. Generator configuration schemes are generated based on at least the total power and configuration information for all ship operating conditions. Configuration information includes: the total number of generators and the load rate requirements and / or the number of standby generators for the corresponding operating conditions. All generator configuration schemes are pre-screened for maximum load conditions and load rate limits. Cost screening is performed on the screened schemes to output the target generator configuration scheme.

A plumbing system purge controller includes a processor coupled to an interface adaptor having inputs for receiving signals from at least one temperature sensor located, e.g., proximate at least a portion of the plumbing system. The interface adapter is configured for communication with an actuator of a purge valve incorporated within the plumbing system proximate a drain outlet. In operation, if the processor detects signals from the temperature sensor indicating a temperature below a first threshold, it causes the interface adapter to send a purge signal to the of purge valve actuator to purge fluid from the plumbing system. The purge controller is further configured to activate a dedicated standby generator for an associated heating system to provide electrical power to the heating system upon detection of a second threshold temperature from the temperature sensor that is above the first threshold temperature.

The invention discloses a generator set for shopping malls, which belongs to the technical field of generators and comprises a base, a plurality of common generators are mounted at the upper end of the base, a storage box is fixedly mounted at the upper end of one side, away from the common generators, of the base, a plurality of storage cavities are formed in the storage box, and thermal expansion liquid is filled in the storage cavities. A rotating plate is rotationally installed in the middle of the upper side of the base, a standby generator is slidably installed on the upper side of the rotating plate, a moving block is arranged at the end, close to the sliding groove, of the standby generator, and conducting strips are arranged outside the moving block and inside the wire connector correspondingly; the standby generator is matched with the rotating plate to move to the position of the damaged common generator when one of the common generators is damaged, and the damaged common generator is replaced by the moving block and the wire connector to work, so that the situation that normal operation of a shopping mall is affected by power failure caused by insufficient power supply is avoided.

1. Name of the Design Product: Indoor Automatic Transfer Cabinet. 2. Use of the Design Product: It is used to switch electricity from grid facilities to a standby generator to ensure the continuity and reliability of power supply. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective view.

The invention discloses an off-grid and grid-connected switching control method and a power converter, the alternating current side of the power converter is provided with a first energy port and a second energy port, the first energy port is connected with a power grid, the second energy port is connected with a standby generator, and the standby generator is connected with the power grid according to the states of the first energy port and the second energy port. Determining a target operation state of the power converter, and controlling a target energy port corresponding to the target operation state to be conducted under the condition that the target operation state is a power grid grid-connected operation state or a standby generator grid-connected operation state, the flexible seamless switching of the power converter among the grid-connected operation state of the power grid, the grid-connected operation state of the standby generator and the off-grid operation state is realized.

The present invention is a system and method for automating operation of a power system for a trailer-based solar power food refrigeration and freezing system, the system providing a solar powered battery that provides primary power to the systems in the trailer, the solar power system also being able to activate a propane standby generator when additional power is needed to charge the battery to a threshold power level, providing a startup control procedure for the refrigeration and freezer units that prevents an overload of the power system, and being able to determine the current battery voltage at any time so that the propane standby generator can be activated when needed.