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719results about "Generators/motors" patented technology

Hydrogel-based water-energy-resource co-production solar evaporator and application thereof

The invention discloses a hydrogel-based water-energy-resource co-production solar evaporator and application thereof, and belongs to the technical field of chemistry and environment, the hydrogel-based water-energy-resource co-production solar evaporator is prepared by taking sodium alginate hydrogel as a matrix, adding carbon nanotubes and a titanium-based lithium ion sieve or a metal-doped titanium-based lithium ion sieve into a solution of the sodium alginate hydrogel, taking polyurethane sponge as a carrier frame, and preparing the hydrogel-based water-energy-resource co-production solar evaporator. Ca2 + is adopted as a cross-linking agent to construct a solar evaporator with a flexible size (centimeter-level to meter-level components can be prepared according to application scenes), the solar evaporator is used for the solar driven evaporation process of lithium-containing water resources such as salt lake seawater, and Li + selective enrichment, fresh water collection and waste heat power generation are synchronously achieved. Moreover, the evaporator has the characteristics of simple preparation process, low cost and excellent environmental compatibility, also has a good removal effect on salt ions, and keeps stable fresh water collection performance in a long-time operation process.
Owner:SHANDONG UNIV

Temperature control power generation device, seat and vehicle

The invention relates to a temperature control power generation device, a seat and a vehicle, and the temperature control power generation device is used for being connected with an external power supply and comprises an energy storage device, an energy conversion assembly and a mode switching device. The energy storage device is used for storing and releasing energy, and the energy conversion assembly is connected with the energy storage device and an external power supply. The mode switching device is connected with the energy conversion assembly, the energy storage device and an external power supply, and the mode switching device is used for conducting the energy conversion assembly and the energy storage device, so that the energy conversion assembly converts heat energy into electric energy and charges the energy storage device. Or the mode switching device is used for conducting the energy conversion assembly and the external power supply, so that the energy conversion assembly absorbs heat or releases heat based on the electric energy provided by the external power supply. According to the temperature control power generation device, the mode switching device is utilized, so that the temperature control power generation device can achieve the temperature control effect, energy recycling can be achieved, heat energy is converted into electric energy, the energy storage device is charged, and energy waste is reduced.
Owner:BYD CO LTD

Energy control method and device of flying vehicle, electronic equipment and readable storage medium

The invention discloses an energy control method and device for a flying vehicle, electronic equipment and a readable storage medium. A solar cell layer, a heat insulation layer and a thermoelectric power generation layer are sequentially integrated on the surface of the flying vehicle from top to bottom, and the method comprises the steps of obtaining first electric energy converted by the solar cell layer in response to the fact that the flying vehicle is located in a light environment, and obtaining second electric energy converted by the heat insulation layer in response to the fact that the temperature difference between the flying vehicle and the external environment is larger than a first preset temperature difference threshold value; acquiring second electric energy converted by the thermoelectric power generation layer; performing voltage conversion on the first electric energy to obtain first target electric energy, and performing voltage conversion on the second electric energy to obtain second target electric energy; charging a battery of the flying vehicle based on the first target electric energy and the second target electric energy; the electrical energy stored in the battery is distributed to the electrical load based on an energy consumption demand of the electrical load of the flying vehicle. The technical problem that the energy source of the flying vehicle is single is solved.
Owner:CHINA FAW CO LTD

Thermoelectric-thermal management cooperative system of hydrogen fuel cell vehicle and new energy vehicle

The invention relates to the technical field of new energy automobiles, and provides a hydrogen fuel cell automobile thermoelectric-thermal management cooperative system and a new energy automobile, and the system comprises a hydrogen fuel electric pile, a main cooling loop and a secondary cooling loop connected in parallel with the hydrogen fuel electric pile. The hot end and the cold end of the thermoelectric conversion module are connected to the primary loop and the secondary loop respectively. A cab evaporator and an auxiliary evaporator are sequentially connected in series through a refrigerant loop of the vehicle-mounted air conditioning system, and the auxiliary evaporator is connected to the upstream of the cold end of the thermoelectric conversion module on the secondary loop in series. The controller controls the air conditioner to operate based on the passenger compartment refrigeration demand. When the air conditioner is started to cool the passenger compartment, the refrigerant flowing through the auxiliary evaporator can cool the secondary loop cooling liquid again, so that the temperature of the cold end of the thermoelectric conversion module is reduced, the power generation temperature difference is increased, the waste heat power generation efficiency is improved, and the overall heat dissipation capacity of the system is enhanced synchronously. According to the system, intelligent coupling and energy gradient utilization of air conditioner refrigeration, waste heat recovery and whole vehicle heat management are achieved.
Owner:HUBEI XIUSHAN INTELLIGENT TECH CO LTD

Thermal chemical heat storage and carbon capture system for thermal power plant

The thermal chemical heat storage and carbon capture system comprises a coal-fired boiler, a calcination reactor and a carbonation reactor, the calcination reactor extracts high-temperature flue gas from the front wall of a hearth of the coal-fired boiler, the high-temperature flue gas drives CaCO3 in the calcination reactor to be decomposed into CaO and CO2, and heat storage is achieved; the reacted flue gas is pumped back into a tail flue of the coal-fired boiler, and the flue gas flow required by the reaction is controlled through a flow control valve on a pumping pipeline; caO generated by the calcination reaction can enter the carbonation reactor in the heat release stage, a heat release carbonation reaction is carried out, heat is released, CaCO3 obtained after the heat release reaction returns to the calcination reactor through a pipeline to serve as a reaction raw material, and CO2 obtained after the heat release reaction is output to a heat supply system. The integration of heat storage, heat release and carbon capture is realized by utilizing calcium-based material circulation, and the peak regulation capacity and the carbon capture economy of the coal-fired unit are remarkably improved.
Owner:DONGFANG ELECTRIC (CHENGDU) INNOVATION RES CO LTD +1

Method for Constructing Optimal Scheduling Model of Integrated Energy System Considering Virtual Thermal Storage

Disclosed is a method for constructing an optimal scheduling model of an integrated energy system considering virtual thermal storage, which relates to the technical field of electric power systems. The method includes: establishing an operation model of an apparatus, a demand response model of an energy load, a charging model of an electric vehicle, and an energy flow model of a heat supply network of the virtual thermal storage in the integrated energy system; processing, according to a second-order cone relaxation method, a direct current power flow model of a power distribution network, and constructing the optimal scheduling model of the integrated energy system by taking minimization of total cost of an energy operator as an objective, thereby coordinately and optimally scheduling a plurality of energy sources.
Owner:GUIZHOU POWER GRID CO LTD

Heat and power system for a building and a building comprising a heat and power system

A heat and power system (1) for a building (2) is disclosed. The system (1) comprises: power units (3), supplementary heat units (5), attachment elements (7) and an edge element (9). The power units (3) and the supplementary heat units (5) are arranged to cover the whole outer surface (4) of the building (2), when both being attached to the attachment elements (7) and to the edge element (9). The edge element (9) and the elongated attachment elements (7) are configured to create a number of channels (13) delimited by the outer surface (4) of the building (2) and by the power units (3) and by the supplementary heat units (5). The system (1) further comprises: an inlet (15) and an outlet (17) for the gaseous medium to be transported in and out from the system (1) while being heated by solar radiation or while being cooled. A building (2) comprising a heat and power system (1) is also disclosed.
Owner:LIGHT ABSORBER AB

High-low pressure bypass heat supply equipment of steam turbine

The invention discloses steam turbine high-low pressure bypass heat supply equipment, which relates to the technical field of heat energy engineering and power machinery, and comprises a signal acquisition module, an offset early warning module, a correction control module and a stable operation module, and constructing a time anchor point set, and generating a phase residual frequency spectrum for identifying a steam flow fluctuation source. According to the method, signals are collected through a unified time base line, a steam fluctuation source is identified in combination with a phase residual frequency spectrum, an impact track is reconstructed through phase conjugate inversion, and an overtemperature risk window is identified. Feedforward correction control is generated through track playback and predictive mapping, real-time rearrangement of valve behaviors is achieved, and the operation stability and the overtemperature resistance of the steam turbine under the deep peak regulation and disturbance conditions are improved.
Owner:XINJIANG TIANFU ENERGY CO LTD +1

Temperature difference self-powered system and control method thereof

The invention relates to the technical field of power supply, in particular to a temperature difference self-powered system and a control method thereof, and the method comprises the steps: collecting the real-time operation data of the system, carrying out the feature extraction, obtaining a feature tensor, inputting the feature tensor into a trained classification model, recognizing the current energy state, and carrying out the dynamic adjustment of the energy operation strategy of the system. The control method of the temperature difference self-energized system is based on a technical path of'perception-analysis-decision-optimization ', fully considers cooperation of multi-dimensional parameters such as thermal management and energy storage state of the system in an extreme environment, and can accurately judge the energy state stage of the system; and corresponding energy operation strategies are adaptively executed according to the energy state stages, so that autonomous diagnosis and optimization of global energy are realized, the energy utilization efficiency is remarkably improved, and the problems that an existing temperature difference self-energy-supply system lacks environment self-adaption capability, the operation strategies cannot be automatically adjusted according to dynamic changes of an extreme environment, and the energy utilization efficiency is low are solved. And the energy utilization efficiency is low.
Owner:LISHUI UNIV +1

Cross-seasonal heat storage mid-deep geothermal and solar energy coupling energy supply regulation and control system

The invention relates to the technical field of multi-energy complementation, in particular to a cross-seasonal heat storage mid-deep geothermal energy and solar energy coupling energy supply regulation and control system which comprises a power supply mechanism for supplying power to operation of the system. The heat source mechanism comprises a geothermal assembly and a solar heat supply assembly and can supply heat independently or in a coupled mode. The heat exchange mechanism comprises a heat conduction assembly and a heat pump assembly which communicate with each other, and heat exchange is conducted between heat and a user side with the heat requirement. The heat storage mechanism comprises a first heat storage assembly, and the first heat storage assembly communicates with the heat pump assembly and is used for storing heat of the heat pump assembly; the water supplementing mechanism communicates with the heat conduction assembly and the user side for water supplementing. Through innovative system integration and intelligent control strategies, a full-year tail water heat supplementing mechanism is established, efficient, stable and environment-friendly utilization of energy is achieved, and the system is particularly suitable for regional heating, refrigeration and energy complementation application scenes and has remarkable application and popularization value.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Underground water pollution detection sampling device capable of intelligently adjusting depth

The invention discloses an intelligent depth-adjustable sampling device for underground water pollution detection, and relates to the technical field of underground water sampling, the intelligent depth-adjustable sampling device comprises a sampling equipment main body and a controller, the bottom of the sampling equipment main body is provided with a driving device, and a supporting table is mounted above the sampling equipment main body; the device comprises a supporting table, a machine shell and a winding assembly are installed on the supporting table, a lifting device is installed at the output end of the supporting table, a drilling assembly and a sampling assembly are installed on the lifting device, a cooling assembly is arranged on the side face of the drilling assembly, and the winding assembly is matched with the sampling assembly. According to the invention, integrated intelligent operation of drilling, depth adjustment, sampling and preliminary detection is realized, and the efficiency and accuracy of underground water pollution detection sampling are significantly improved.
Owner:ZHEJIANG ZHONGYUE ENVIRONMENTAL TECH CO LTD

Surface geothermal heat-energy capture and storage system

A geothermal system exchanges heat between ground which receives geogenic heat 1 from below and a target 7, comprises a continuous loop of heat exchange tubing 3 placed in a region of the ground and s
Owner:ALAN KEITH VOWLES

A rotary kiln flue gas low-temperature waste heat recovery device

The application relates to the technical field of flue gas waste heat recovery, and discloses a rotary kiln flue gas low-temperature waste heat recovery device, which comprises a primary recovery chamber, a secondary recovery chamber and a water storage tank, a flue gas inlet pipe is fixedly installed at the left end of the outer wall of the primary recovery chamber, a flue gas connecting pipe one is fixedly installed at the right side of the upper end of the outer wall of the primary recovery chamber, the rear end of the outer wall of the flue gas connecting pipe one is fixedly connected with the front end of the outer wall of the secondary recovery chamber, the temperature of the heat-conducting aluminum sheet one directly contacting the outer wall of the S-shaped flue pipe is increased, the hot end of the thermoelectric sheet can have a constant high temperature, the heat-conducting aluminum sheet two contacting the inner wall of the water pipe one can take away the heat at the heat-conducting aluminum sheet two under the action of the water flowing in the water pipe one, and the cold end is formed, so that a temperature difference is formed between the hot end and the cold end of the thermoelectric sheet, the thermoelectric sheet can generate electricity by utilizing the temperature difference between the high and low temperatures, and the heat energy in the flue gas can be converted into electric energy.
Owner:TIANHUA INSTITUTE OF CHEMICAL MACHINERY AND AUTOMATION CO LTD

A shock-absorbing pile foundation for offshore wind power equipment installation

This invention discloses a vibration-damping pile foundation for offshore wind power equipment installation, relating to the field of wind power equipment technology. The invention includes a platform base, with a stabilizing column installed at the bottom and a reinforcing column installed at the top. A base column is positioned at the top of the reinforcing column, and a connecting assembly is positioned at the bottom of the base column. Through the cooperation of the structural damper in the connecting assembly and the telescopic column and piston rod in the damping assembly, this invention can adaptively adjust the buffering direction when the pile foundation is subjected to multi-directional vibrations, significantly improving the response accuracy and reliability of the vibration damping system. Through the synergistic action of the turbine blades, shaft, gear set, and generator in the kinetic energy transmission assembly, the hydraulic energy of the flowing oil is converted into mechanical energy and ultimately used for power generation and recovery, achieving efficient utilization of vibration energy. Simultaneously, the oil flow resistance and the generator electromagnetic resistance together constitute a damping effect, simultaneously enhancing the vibration damping effect during power generation, thus balancing structural stability and energy reuse.
Owner:JINAN SHUNJIE ELECTRIC POWER ENGINEERING CO LTD

Self-powered multi-parameter wearable health monitoring system and working method thereof

The invention belongs to the technical field of wearable equipment, and discloses a self-powered multi-parameter wearable health monitoring system and a working method thereof, and the system comprises a dual-mode self-powered module which is used for generating and outputting electric energy to a DC-DC voltage stabilization chip; the multi-modal sensor array is used for collecting predetermined various vital sign index information and environmental data; the edge AI processing unit is used for performing AI reasoning according to the various vital sign index information and the environmental data, and generating and outputting a health risk assessment result; the dynamic power consumption management module is used for collecting the input power of the DC-DC voltage stabilization chip and the current power consumption of the system, and generating and sending a power consumption scheduling instruction to the multi-mode sensor array and the edge AI processing unit according to the input power of the DC-DC voltage stabilization chip and the current power consumption of the system; according to the invention, the power consumption management and endurance strategy precision is improved, the phenomenon of insufficient energy supply or waste is avoided, and all-weather, continuous and high-precision health monitoring can be realized.
Owner:CHINA XIDIAN GRP CO LTD

Downhole while-drilling active refrigeration temperature difference power generation device and downhole power generation system

ActiveCN119765990BPower stabilityStable power generationGenerators/motorsHeat managementRefrigeration temperature
The application provides a downhole while-drilling active refrigeration temperature difference power generation device and a downhole power generation system, and relates to the field of energy sources.The downhole while-drilling active refrigeration temperature difference power generation device comprises a power transmission module, a refrigeration module, a thermal management module, a while-drilling instrument electric control module and a power generation module; the power transmission module is magnetically coupled with the refrigeration module, and is used for driving the refrigeration module to generate cold energy by taking downhole fluid as a motive energy source; the thermal management module transmits cold energy to the power generation module; the power generation module comprises at least one temperature difference power generation sheet, is connected in series with the while-drilling instrument electric control module, is used for generating power by using a temperature difference, and supplies power to the while-drilling instrument electric control module and while-drilling instruments carried by the while-drilling instrument electric control module. Through the application, the temperature difference power generation method can be used to stably generate power in a downhole environment, and the effect of providing stable electric energy for while-drilling instruments can be achieved.
Owner:CHINA NAT PETROLEUM CORP +1

A cogeneration system and dispatching method

The application relates to a combined heat and power system, which comprises a boiler, a generator unit, a molten salt heat storage subsystem and a steam heat storage subsystem; the generator unit comprises a high-pressure cylinder, a medium-pressure cylinder and a low-pressure cylinder; the molten salt heat storage subsystem comprises a cold salt tank, a hot salt tank, a heat storage heat exchanger and a heat supply heat exchanger, the heat storage heat exchanger is provided with a first low-temperature medium flow channel and a first high-temperature medium flow channel, the heat supply heat exchanger is provided with a second low-temperature medium flow channel and a second high-temperature medium flow channel; the first high-temperature medium flow channel is connected with a steam extraction end of the medium-pressure cylinder; one end of the second low-temperature medium flow channel is connected with a water supply end, and the other end is connected with a heat user; the steam heat storage subsystem comprises a steam heat storage tank, an input end of the steam heat storage tank is connected with the steam extraction end of the medium-pressure cylinder, an output end is connected with a steam inlet end of the low-pressure cylinder, and the steam heat storage tank has the advantages of being able to meet different scheduling requirements and increasing the flexibility of scheduling.
Owner:HUADIAN ELECTRIC POWER SCI INST CO LTD

Heat and electricity storage device utilizing temperature difference to generate electricity

A heat and electricity storage device utilizing thermoelectric power generation belongs to the technical field of electricity storage equipment and comprises a PLC (programmable logic controller), raft equipment, a temperature detection module, a heat storage module, a heat preservation module, an inner shell, an outer shell, a power generation module, fin-shaped radiating fins and an electric heater. The multiple heat preservation modules are installed in the inner shell, the upper end heat preservation module is provided with a heat conduction groove, raft equipment is installed at the two side ends of the heat conduction groove, and the multiple heat storage modules are installed on the inner sides of the heat preservation modules respectively. The electric heaters are mounted in the plurality of heat storage modules; the inner shell is installed in the outer shell, the power generation modules are installed on the inner side of the outer shell, and the fin-shaped cooling fins are installed on the outer side of the outer shell. The device is relatively simple and compact in structure, low in cost and convenient to use, the electric heater can be switched on in a specific time period to heat the heat storage module, the power generation module can be controlled to supply power to the electrical load in the peak period of power utilization, the speed and effect of acting on the temperature of the heating surface of the thermal power generation module are improved through the fin-shaped cooling fins, and the power generation capacity is relatively improved.
Owner:SHANGHAI HUZHEN INTELLIGENT TECH CO LTD

Heating temperature control method and system of solid heat storage device

The invention relates to a heating temperature control method and system of a solid heat storage device, and belongs to the field of temperature control. The water outlet temperature of the heat exchanger is used as a feedback value, the preset target water outlet temperature of the heat exchanger is used as a target value, the frequency of a fan used for forming airflow heat exchange circulation between the heat accumulator and the heat exchanger is calculated through the Dahlin algorithm, and then the amount of hot air fed into the heat exchanger after being heated by the heat accumulator is adjusted; the heat exchanger is used for supplying heat to heat consumers. The working frequency of the draught fan is calculated through the Dahlin algorithm, the air volume of hot air circulation between the heat accumulator and the heat exchanger can be effectively adjusted under the condition that overshoot is avoided, and then the water outlet temperature of the heat exchanger is controlled.
Owner:PINGGAO GRP CO LTD +2

Refrigerant recovery system and control method thereof

The application provides a refrigerant recovery system and a control method thereof. The refrigerant recovery system comprises a to-be-recovered air conditioner, a liquid storage tank, a first heat exchanger, a second heat exchanger, a radiator, refrigerant pipelines and a coolant pipeline. The to-be-recovered air conditioner, the first heat exchanger and the liquid storage tank are arranged on the refrigerant pipelines, and the second heat exchanger and the radiator are arranged on the coolant pipeline. The first heat exchanger is connected with or arranged close to the second heat exchanger to cool the refrigerant in the first heat exchanger. The coolant after heat exchange in the second heat exchanger can enter the radiator. The radiator is arranged close to the to-be-recovered air conditioner to heat the refrigerant in the to-be-recovered air conditioner. According to the application, the pressure of the refrigerant entering the liquid storage tank can be reduced, that is, the pressure of the high-pressure part (exhaust) of the compressor can be effectively reduced. Meanwhile, the temperature and pressure of the refrigerant in the to-be-recovered air conditioner are improved, so that the high-low pressure ratio of the compressor is effectively reduced, and the recovery efficiency of the refrigerant is improved.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI

Method for heating, heating control device and heating system with priority to medium-depth geothermal

The application provides a heating method, a heating control device and a heating system which are preferential for middle-deep geothermal energy, and the heating method comprises the following steps: determining real-time heating load demand of a heat user; triggering a middle-deep downhole heat exchange system to provide heating for the heat user; triggering a PVT and the middle-deep downhole heat exchange system to provide heating for the heat user when the PVT meets a heating condition; starting a rock-soil energy storage and recycling system to cooperate with the middle-deep downhole heat exchange system and the PVT to provide heating for the heat user when the heating load demand of the heat user cannot be met by the heat energy provided by the middle-deep downhole heat exchange system and the PVT; and starting an air source heat pump system to cooperate with other heating heat source devices to realize matching between the heating heat energy and the heating load demand of the heat user when the heating load demand of the heat user cannot be met by the cooperation of the middle-deep downhole heat exchange system, the PVT and the rock-soil energy storage and recycling system. The energy utilization efficiency is improved by the scheme provided by the application, and efficient, stable and economic operation of the heating system is realized.
Owner:WANJIANG NEW ENERGY CO LTD BEIJING NEW ENERGY TECHNOLOGY BRANCH +2

Hot water thermoelectric power generation system and method of operating the hot water thermoelectric power generation system

The object of the present invention is to provide a hot water thermoelectric power generation system and a method for operating a hot water thermoelectric power generation system that enables natural circulation of the heat transfer medium in a heat exchanger using simple equipment. [Solution] The hot water thermoelectric power generation system of the present invention comprises a first heat exchanger that supplies a heat transfer medium to the heating section of a thermoelectric power generation system equipped with thermoelectric elements, a second heat exchanger which is the heating section of the thermoelectric power generation system, and a circulation path for the heat transfer medium between the first heat exchanger and the second heat exchanger, wherein the circulation path includes an upward path for the heat transfer medium to rise and a downward path for the heat transfer medium to descend, and the first heat exchanger and the second heat exchanger are arranged at a predetermined distance in the vertical direction so that the heat transfer medium circulates naturally in the circulation path.
Owner:AIDETABUKUSU

Fused salt and high-pressure hot water combined heat storage power plant waste heat utilization comprehensive energy supply system

The invention designs a power plant waste heat utilization comprehensive energy supply system combining fused salt with high-pressure hot water heat storage. The power plant waste heat utilization comprehensive energy supply system comprises a boiler, a fused salt heat storage subsystem and a hot water heat storage subsystem. The fused salt heat storage subsystem heats fused salt through boiler steam, and closed circulation is formed through a high-temperature fused salt tank, a low-temperature fused salt tank and a pump body. The hot water heat storage subsystem comprises a plurality of steam converters, a heat exchanger and a hot water heat storage tank; wherein the first steam converter is arranged between the fused salt and the hot water subsystem, high-pressure hot water from the first hot water heat storage tank is heated into steam through high-temperature fused salt, and the steam is used for driving a steam turbine to generate electricity or supplying heat to the outside through the third steam converter; and the second heat exchanger is connected in series in the loop to recover boiler tail flue gas waste heat. Through cascade coupling of fused salt and high-pressure hot water, the high-temperature hot water in the heat storage tank is used for increasing the heat exchange water inlet temperature, freezing and blocking during fused salt heat exchange are effectively prevented, the use amount of expensive fused salt is greatly reduced, flexible switching of power generation, heat storage and multiple heat supply modes is achieved through multi-valve control, and the energy-saving and environment-friendly effects are achieved. The energy utilization rate and the operation flexibility of the power plant are obviously improved.
Owner:ELECTRIC POWER RES INST OF STATE GRID ZHEJIANG ELECTRIC POWER COMAPNY

Cogeneration system

To continue power generation even if the supply of a heat medium is interrupted during a power outage.SOLUTION: When a power outage is detected while a fuel cell module 30 is generating electricity and the occurrence of a supply interruption is not detected during the power outage, and when the temperature of a heat medium in a hot water storage tank 70 reaches or exceeds a predetermined temperature indicating that the tank is nearly full, a control unit 44 of a cogeneration system 1 discharges a part of the heat medium in the hot water storage tank 70 through a discharge passage 78, and supplies a heat medium having a lower temperature than the discharged heat medium into the hot water storage tank 70 through a supply passage 84. When the power outage is detected and when a supply interruption is detected during the power outage and the temperature of the heat medium in the hot water storage tank 70 reaches or exceeds the predetermined temperature, the control unit discharges no heat medium through the discharge passage 78, and supplies the heat medium from the hot water storage tank 70 to a heat consuming device 18 to consume the heat of the heat medium in the heat consuming device 18.SELECTED DRAWING: Figure 1
Owner:TOKYO GAS CO LTD

HF generator for powering one or more medical instruments

The invention relates to a HF generator (10) for powering at least one medical instrument. The HF generator (10) according to the invention comprises an output block (11), an oscillator block (12), a communication block (13) and a mains block (14). The output block (11) is configured to supply HF current to one or more medical instruments. The oscillator block (12) is configured to supply HF current to the output block (11) via a first power coupler (28). Furthermore, the oscillator block (12) is connected to the output block (11) via a first data coupler (22). The communication block (13) is connected to the output block (11) via a second power coupler (29) and to the oscillator block (12) via a second data coupler (35). The particularity of the HF generator according to the invention is that the first power coupler (28) and the first data coupler (22) comprise a higher insulation voltage than the remaining power couplers (29, 30) and data couplers (35), wherein the output block (11) is protected only by means of two couplers with respect to the oscillator block (12), which are provided with measures increasing their insulation voltage, while providing similar functionality and equal dielectric strength.
Owner:AERBO ELECTRONIC MEDICAL INSTR CO LTD

Online cooperative heat supply control system and method of cooperative network system

The invention relates to the technical field of intelligent management of power generation enterprises, in particular to an on-line cooperative heat supply control system and method of a cooperative network system.The cooperative network system is composed of a plurality of heat supply units and comprises a collecting part, a data processing part and a data processing part, heat supply data and environment temperature change data of each unit and power grid load change data of the collaborative network system are collected; and the control part is used for identifying the actual state of each unit based on the heat supply data, the environment temperature change data and the power grid load change data, forming an optimal combination scheme under various heat supply modes and peak regulation modes, generating an online cooperative heat supply control instruction and controlling each unit to work. Therefore, the problems that in the related technology, a peak regulation means only focuses on deep peak regulation, the unit tip peak capacity is weakened, an online cooperation scheme is lacked after multi-mode transformation, then the deep peak regulation and the high rated load output capacity need to be considered in flexible transformation of the heat supply unit, and it is difficult for a power generation enterprise to achieve economic benefit maximization through cooperation are solved.
Owner:GUODIAN SCI & TECH RES INST +1

Data center waste heat supply system

This application provides a waste heat supply system for data centers, relating to the field of waste heat utilization technology, to address, to some extent, the energy waste caused by the direct discharge of waste heat from data centers. It mainly includes a data center, a heat exchange unit, supply lines, and heat-using units. The supply lines include a main water supply pipe, a main return water pipe, branch supply water pipes, and branch return water pipes. The heat exchange unit includes a cooler and a heat exchanger. The main return water pipe is connected to the cooler, the cooler's outlet is connected to the heat exchanger's first inlet, the data center's outlet is connected to the heat exchanger's second inlet, the heat exchanger's first outlet is connected to the main supply water pipe, and the heat exchanger's second outlet is connected to the data center's inlet. Branch supply water pipes are distributed on the main supply water pipe and are connected to both the main supply water pipe and the heat-using units' inlets. Branch return water pipes are distributed on the main return water pipe and are connected to both the main return water pipe and the heat-using units' return ends.
Owner:ZHEJIANG PROVINCIAL DEV & PLANNING INST

Photovoltaic-thermal pump heating control method based on dynamic load

The present application relates to the technical field of photovoltaic and photo-thermal heating, and discloses a photovoltaic and photo-thermal heat pump heating control method based on dynamic load. The method comprises the following steps: measuring and recording the solar radiation intensity, ambient temperature, relative humidity and building heat load demand of a target heating area to form environmental load data; based on the data, the connection topology of a photovoltaic and photo-thermal heat collector array and a heat pump unit is optimized through a multi-source heating component collaborative configuration method to determine a system structure configuration scheme; then, according to the scheme, the output heat power of the heat collector array is dynamically predicted by using a photo-thermal conversion efficiency prediction method to obtain a predicted heat power distribution scheme; finally, based on the predicted heat power distribution scheme, the circulation path of the heat medium between the heat collector array and the heat pump unit is independently controlled by using a heat medium directional scheduling method to generate a heat medium scheduling instruction. The method can realize the dynamic collaboration of the components of the heating system, adapt to the change of the building heat load, and improve the flexibility and adaptability of the system operation.
Owner:GANSU NATURAL ENERGY RES INST (UNITED NATIONS IND DEV ORG INT SOLAR TECH PROMOTION & TRANSFER CENT)