57results about How to "Alleviate power shortage" patented technology

An IC chip for a high frequency region, particularly a packaged substrate in which no malfunction or error occurs even if 3 GHz is exceeded. A conductive layer on a core substrate is formed at a thickness of 30 μm and a conductor circuit on an interlayer resin insulation layer is formed at a thickness of 15 μm. By thickening the conductive layer, the volume of the conductor can be increased and resistance can be reduced. Further, by using the conductive layer as a power source layer, the capacity of supply of power to an IC chip can be improved.

The invention relates to a low-grade heat flow prime motor, a power generating system and a method thereof; the low-grade heat flow prime motor comprises a heat flow boiler unit, an expansion working unit and a pressing unit, after mediums with low boiling point pass through the heat flow boiler unit and exchange heat with the low-grade heat flow, the mediums enter in the expansion working unit to push moving parts to move, and then pressurization is carried out to lead the mediums with low boiling point to flow back to the heat flow boiler unit to form working circulation; the technical proposal provided by the invention is suitable for 30-400 DEG C of temperature range of the heat source, the pressure range is from positive pressure to negative pressure; therefore, the waste heat energy can be fully recovered and utilized, the heat source utilization efficiency is improved, the resources are saved and the environment is protected.

The invention discloses a CCHP type multi-time scale optimal scheduling method and system for micro grids. The multi-time scale optimal scheduling method comprises the steps of: firstly determining agrid compensation cost according to a switchable load and an adjustable load parameter from demand side response; respectively establishing operation gains according to a CCHP unit parameter, a lithium bromide absorption refrigeration unit and a phase-change energy storage device parameter, so as to establish a triple generation system operation gain; and finally establishing a system operation cost and a gain function, and carrying out optimal scheduling on a CCHP micro grid by adoption of a multi-time scale optimal scheduling strategy to ensure that the total cost is minimum. By adoption ofthe multi-time scale optimal scheduling method and system provided by the invention, electric vacancy can be effectively relieved, the reliability can be improved and the maximum utilization of renewable energy sources can be achieved.

The invention discloses an air-conditioning system with combined operation of evaporative cooling, cold water storage and night ventilation. The air-conditioning system comprises a machine unit shell, wherein a fresh air inlet is formed in one side wall of the machine unit shell; an air conveying port is formed at the lower part of the side wall, opposite to the fresh air inlet, of the machine unit shell; a cold water / cold air machine unit for the evaporative cooling is arranged inside the machine unit shell; a cold water storage tank and a user side are arranged outside the machine unit shell; and the cold water / cold air machine unit for the evaporative cooling, the cold water storage tank and the user side are connected with one another through a pipe network. According to the air-conditioning system provided by the invention, the cold water / cold air machine unit for the evaporative cooling can be started at night to make cold water and cold air by virtue of a power trough and electricity price difference, the cold water is stored in the cold waster storage tank and is supplied to a user at daytime, the cold air is supplied into a room directly to exchange hot air stored in the room, and then the cold load in the room is decreased.

The invention provides an adsorption type dehumidifier. The adsorption type humidifier employs two dehumidification rotors; ambient air passes a first cooler, a processing zone of a first dehumidification rotor, a second cooler, a processing zone of a second dehumidification rotor, and a first heater in order, the air is adjusted to a required temperature and sent to a drying room. Return air from the drying room and air which passes the processing zone of the first dehumidification rotor are mixed, and the mixed air is sent to a regeneration zone. One part of the air is sent to a regeneration zone of the second dehumidification rotor through a second heater and a third heater. The air passes a fourth heater and is sent to the regeneration zone of the first dehumidification rotor, and the air which passes the regeneration zone of the first dehumidification rotor is branched into two parts, wherein one part turns to an outlet of the regeneration zone of the second dehumidification rotor and is mixed with air from the outlet, and the other part is sent to an inlet of the first cooler and mixed with ambient air, and the mixed air enters a part of the first cooler.

The invention relates to an air conditioning system combined by a closed heat source heat pump and evaporative cooling, which comprises a closed heat source tower, a cold accumulation water tank, an air conditioning tail end device and a heat pump set which are connected by a water pipe network, wherein the closed heat source tower is communicated with an air conditioning room through an air duct group. The air conditioning system combined by the closed heat source heat pump and evaporative cooling provided by the invention solves the problems that an evaporative cooling air conditioning set stands idle in winter and the cooling amplitude is limited.

The invention relates to a low-grade heat-flow prime mover, a generating system and a method thereof. The prime mover comprises the following working units, i.e. a heat-flow boiler unit, an expansion power unit, a liquefying unit and a pressurization unit, wherein the heat-flow boiler unit comprises a heat-flow boiler which uses a low-grade heat flow as a heat source without heat provided by fuel, a medium with a low boiling point is adopted to pass through the working units for working circulation, and the expansion power unit is provided with a power output shaft which drives a generating unit to form a generating system or drive the working unit so as to fully recycle and utilize castoff heat energy, improve the utilization rate of the heat source, save resources and protect the environment. The technical scheme provided by the invention is suitable for a heat source temperature range of 40-200 DEG C and a pressure range from positive pressure to negative pressure.

A method and apparatus for controlling transmission of an RPC channel during a handoff in a mobile communication system. Only one AN is selected among a plurality of ANs to transmit reverse power control information to an AT. For this purpose, a Forward Link Selection message received at an AN from an RNC can be used. Alternatively, a DRC cover received at an AN from an AT can be used. The DRC cover indicates at least one of ANs excluding an AN having the worst channel condition for the AT.

The invention discloses an industrial user thermal demand response method based on multi-energy complementation; according to an industrial park multi-party energy supply architecture with a combinedheat and power supply system CHP, a heat demand response interaction mechanism is formulated, and industrial typical equipment is subjected to independent modeling; by taking satisfaction of peak shaving requirement of a park region management center and consideration of operation economical efficiency of the industrial user as an optimization objective, a thermal demand response mode is established under cold and hot electric power balance constraint, equipment physical constraint and demand response constraint; and the model is optimized and solved to obtain an industrial user thermal demandresponse strategy. According to the method, the requirements of the user for cold, hot and electric energy are contained in a demand response range, and the method is started from the perspective ofthe industrial user, a reasonable demand response strategy is provided, so that the electric power vacancy is effectively relieved, and the electricity utilization safety and stability of the industrial park are improved; and compared with a traditional demand response strategy, the response modes are diversified, the user side loss is lower, the scheduling cost of a power grid company is less, and win-win between a power grid company and a user side can be achieved.

The invention relates to an evaporative cooling air conditioning system combining roof spraying cooling and night cold storage. The air conditioning system comprises an outdoor evaporative cooling air conditioning unit. The outdoor evaporative cooling air conditioning unit is connected with a roof water storage tank, a room terminal device disposed in a house and a cold storage water tank outside the house through a water pipe network. The outdoor evaporative cooling air conditioning unit is communicated with the inside of a room through an air supply pipe. The outdoor evaporative cooling air conditioning unit has the advantages that the roof water storage tank effectively lowers cold load formed through roof heat transfer in the daytime, the room is cooled by the cold water in the water storage tank, and the evaporative cooling air conditioning unit is started when the cold water cannot satisfy the cooling requirements; cold storage can be performed by fully utilizing the advantageous weather conditions, the obtained cold water is stored for being used in the daytime, and cooling is performed by fully utilizing low power prices, and operation cost is lowered; in the meantime, by the cold air provided by the evaporative cooling air conditioning system at night, ventilation, cooling and cold storage of the room can be achieved, and cooling time of the room the next day can be postponed.

The invention provides a waste-heat recovery thermal power refrigeration supply technology, which comprises an absorbing thermal pump unit, a thermal power plant, a residual or commercial building needing heating / refrigeration, a heat exchanger, a pipeline, and a cooling tower. When the thermal power plant supplies heat, steam is used to drive the absorbing thermal pump, the recovered waste heat from the circulation cooling water of turbine is used as low-temperature heat source, the heat-supplied area is increased without changing the installed capacity and the supplied steam quantity from an existing power generator, and the increased heat-supplied area is equivalent to the heat of not-consumed steam; when the thermal power plant supplies refrigeration, the absorbing thermal pump is driven by the surplus steam from the power plant, only slight amount of electric power is consumed, this will greatly reduce the shortage of power supply in summer for big and middle cities especially Beijing in China.

The invention discloses an air-conditioning inverter topology for an electric power rail locomotive vehicle, which comprises a DC400-600V input power supply, the DC400-600V input power supply is connected with a parallel half-bridge inverter group, the parallel half-bridge inverter group comprises four half-bridge inverter circuits which are connected in parallel, each half-bridge inverter circuit is connected with an isolation transformer, and the isolation transformer is connected with the DC 400-600V input power supply. Each isolation transformer is connected with an uncontrolled rectification circuit, the four uncontrolled rectification circuits are connected in series to form a series uncontrolled rectification group, and the output positive electrode of the series uncontrolled rectification group is sequentially connected with one end of an inductor L1, one end of a capacitor C9 and the output negative electrode of the series uncontrolled rectification group. A three-phase full-bridge inverter circuit is connected in parallel between one end of the C9 capacitor and the other end of the C9 capacitor, and a single-phase full-bridge inverter circuit is also connected in parallel between one end of the C9 capacitor and the other end of the C9 capacitor. The invention further relates to a control method of the air conditioner inverter topology for the electric power rail locomotive vehicle. The problem that the air-conditioning efficiency is reduced due to fluctuation of the input voltage of an existing DC400V-DC600V air-conditioning inverter for the passenger train is solved.

The invention discloses a cool storage air conditioning device based on the combination of evaporative cooling and a water curtain outer wall. The device comprises an evaporative cooling air conditioner unit, a room tail end device, a reverse flow heat exchanger, a cool storage water groove and a water curtain outer wall module which are connected through a pipe network. According to the cool storage air conditioning device based on the combination of evaporative cooling and the water curtain outer wall, water in the water curtain outer wall in the daytime can flow in a circulating mode and take away solar radiant heat on the surface of a building, cooling load formed due to external envelope structure heat transmission is lowered, at night, a system can fully use advantages at night for carrying out cool storage, obtained low-temperature water is stored in an underground cool storage water groove and is used in the daytime, obtained cold air is used for cooling a room in a ventilation mode and cool storage, the time of cooling the room on the next day can be prolonged, and the device has the advantages that energy is saved, environment is protected, and economy is achieved.

The invention discloses a smart power grid-based washing machine power supply detection and control method. The method comprises the following steps of: ensuring that a washing machine comprises an electric network source input interface and an energy storage power supply input interface and an energy storage power supply deeply discharges or supplies power; setting a washing procedure; judging whether the capacity of the current electrical quantity of the energy storage power supply is more than or equal to or less than set washing procedure power consumption; when the capacity of the current electrical quantity of the energy storage power supply is more than or equal to the set washing procedure power consumption, supplying power by using the energy storage power supply; and when the capacity of the current electrical quantity of the energy storage power supply is less than the set washing procedure power consumption, switching to a power grid to supply power or supplying power by using the power grid when deep discharge is performed. The power supply by an electric network source comprises the following steps of: when the power grid is in a wave trough, starting to run a procedure until the procedure is finished; and when the power grid is in a wave crest, entering a power saving mode, or not starting the procedure and running or continuously washing when the power grid is in the wave trough. The smart power grid-based washing machine power supply detection and control method can reduce the burden of the power grid and saves electricity cost.

The invention discloses generating equipment based on airflow action of a natural gas production pipeline. The generating equipment comprises a non-magnetic material pipeline arranged in the natural gas production pipeline, wherein one end of the non-magnetic material pipeline is provided with an air inlet, the other end of the non-magnetic material pipeline is provided with an air outlet, and the non-magnetic material pipeline is internally provided with a supporting frame I, a supporting frame II and a turbine; one end of a center shaft is rotatably connected with the supporting frame I, the other end of the center shaft is rotatably connected with the supporting frame II, and one end, close to the air outlet, of the center shaft is provided with a permanent magnet; and the outer surface of the permanent magnet is in clearance fit with the inner wall of the non-magnetic material pipeline, the outer surface of the non-magnetic material pipeline is provided with a coil frame, and a coil winding is wound on the coil frame. The generating equipment can be used for continually generating electricity in a natural gas production process and has the advantages of simple structure, convenience in use, strong validity, low production cost and convenience in popularization and use.

The invention relates to a method for detecting and controlling the power supply of a washing machine, which at least comprises a grid power supply and an energy storage power supply, wherein if the two power supplies are both connected before a program is set, or only the energy storage power supply is connected and the electric quantity is sufficient, or the energy storage power supply is not connected until the program is set and the electric quantity of the energy storage power supply is sufficient, the washing machine preferentially uses the energy storage power supply for power supply; and when the electric quantity of the energy storage power supply is insufficient, the grid power supply is switched to. The method saves the electric energy of the grid, relieves the electric tension and saves the electric cost for users.

The invention discloses a hydrogen production and storage system, which comprises an electrolytic bath and a hydrogen storage device, and further comprises a heat storage power generation device, an oxygen storage device and a water storage device. The invention further discloses a multi-mode circulating hydrogen production method, which adopts the hydrogen production and storage system. According to the invention, a heat storage power generation device is introduced into a hydrogen production system and cooperates with renewable energy power generation to electrolyze water to produce hydrogen in an electrolytic cell, so that the problems of variable working conditions and frequent start and stop caused by the use of renewable energy in the hydrogen production process are avoided, and the adaptability of the PEM electrolytic hydrogen production system to the fluctuation characteristic of new energy is improved; according to the multi-mode circulating hydrogen production method provided by the invention, a method of coupling organic Rankine cycle power generation with renewable energy power generation is adopted, so that the power shortage of the input end caused by fluctuating renewable energy is filled up, and the productivity of a hydrogen production system is ensured; and the method and the system provided by the invention are simple and easy to implement, energy generated in the whole hydrogen production and storage system can be fully utilized, the economical efficiency of the whole system is improved, and the energy consumption is reduced.

The invention discloses a solar radiation air-conditioner. The solar radiation air-conditioner comprises a solar loop circuit, a frozen water loop circuit, a cold supply air-conditioning loop circuit and a new air humidifying loop circuit, wherein the solar loop circuit consists of a solar water cooling device, a capillary tube net, a new air device, a cold water storing pool, a new air cold water storing pool, a cooling tower, a throttle valve, a solenoid valve, a water pump, an auxiliary water cooling cold-water unit and the like. The solar radiation air-conditioner can select a best scheme from multiple configurations to achieve remarkable energy saving according to meteorological conditions, geographical positions, user requirements and the like. When the lowest temperature is low in a day, a Freon unit is not required, and the solar water cooling device supplies cold. When the lowest temperature is high, refrigeration and cold retaining are performed in a lowest temperature period, so that the efficiency is improved. The solar radiation air-conditioner can move peaks, fill troughs, save electric charge and relieve electric power shortage. A water circulating cold-retaining refrigeration system is adopted to reduce heat exchange links and the cost. The solar heat conversion efficiency is high, and the air heat conversion efficiency is high. The comfortable, energy-saving and efficient solar radiation air-conditioner is superior to traditional air-conditioners and existing capillary network air-conditioners with the same capacity in the aspects of initial investment, operation cost, power saving and the like.

Provided is an open type refrigerating and dehumidifying air conditioning system. The open type refrigerating and dehumidifying air conditioning system comprises a refrigerating system, a dehumidifying system and a fresh air system. Fresh air from the outside of a room sequentially passes through the refrigerating system and the dehumidifying system, and then is sent to the inside of the room. The dehumidifying system comprises a dehumidifying loop formed by connecting a generator, a concentrated solution container, a dehumidifier and a cooler. The dehumidifying system further comprises a solar heater. The refrigerating system comprises an evaporator. An inlet of the evaporator is connected with a refrigerant solution supplying pipeline. An outlet of the evaporator is connected with the cooler, and then is connected with the dehumidifier. The fresh air system comprises a heat exchanger. The heat exchanger is provided with an air inlet and an air outlet. The air outlet is connected with a fresh air inlet of the dehumidifier. The air sequentially passes through the heat exchanger and the dehumidifier, and then is sent to the inside of the room through a fresh air outlet. Two fluid connectors of the heat exchanger are communicated with the evaporator. By means of the solution circulation, the dehumidification is achieved and the energy consumption is decreased. The cooling capacity of chilled water from the outlet of the evaporator is reasonably utilized, so that the dehumidifying effect is more prominent.

The invention discloses a device and a method for utilizing plastic manufacturing technique waste gas and low temperature exhaust heat to generate electricity. Plastic manufacturing technique waste gas enters an evaporator through a pipeline to carry out heat exchange. Hot waste gas which is produced after the heat exchange is carried out on the waste gas enters a material recoverer to be recovered. A high pressure gaseous state power generation medium after absorbing heat enters a double-screw expander, expansion is acted to push the double-screw expander to operate and therefore a generator is driven to generate the electricity. A later discharged low pressure gas-liquid two-phase power generation medium enters a condenser to carry out the heat exchange with cooling water and then becomes a liquid state. The liquid state power generation medium enters a preheater through a high pressure working medium pump to be preheated and then enters the evaporator to be continuous to absorb waste heat of the waste gas, the cooling water discharged from the condenser enters a water cooling tower, and heat of cooling is released for duty-cycle operation. The device is simple in structure, stable in operation, low in cost and high in power generation efficiency, solves the problem of low recovery and use ratio of the plastic manufacturing technique waste gas low temperature exhaust heat and has a certain economic and environmental benefits.

The invention provides a transverse wind driven generator which comprise a combined rack, fan blades and a generator, wherein the middle of the combined rack is provided with a main shaft; the fan blades are arranged on the main shaft; the generator is arranged at one side of the combined rack and is connected with the main shaft by a transmission mechanism; and the number of the fan blades is 2-4 and the fan blades are evenly distributed on the main shaft in a screw type. The transverse wind driven generator can be arranged on a roof due to the small structure, so that the stronger wind power resource and the area resource which is difficult in use on the roof can be completely utilized to be converted into electric energy which is lack relatively in the country. The vertical wind driven generator can not be arranged in the city with dense buildings, so that the wind power is not used effectively. The transverse wind driven generator can be arranged on the roof, and can be used for converting the wind power into the electric energy, thus the problem of lack power supply in the city can be relieved, and the problem that enterprises are switched out to limit the power supply at the peak of the power supply at the same time. In addition, the transverse wind driven generator has the advantages of great significance, high practical applicability and low production cost.

The invention provides a multifunctional tree pool. The multifunctional tree pool comprises a tree pool cavity, supporting rods, tensile membranes, illuminating lamps, a water collection board, a water tank, an electric generator, a water turbine, a valve and a storage battery, and is characterized in that the tree pool cavity is internally provided with the multiple supporting rods with cavities,the upper ends of the supporting rods are provided with extension parts extending outward aslant, the tensile membranes are arranged on the extension parts of the supporting rods, and the illuminating lamps are arranged on the tail ends of the extension parts of the supporting rods; the water collection board is arranged on the bottom ends of the tensile membranes, connected with the supporting rods and supported by the supporting rods; the portion, connected with the water collection board, on the supporting rods is provided with an opening, the water tank is arranged under the opening, thewater turbine is arranged under the water tank, and the valve is arranged under the water turbine; one side of the water turbine is connected with the electric generator, the electric generator is connected with the storage battery through a wire, and the storage battery is connected with the illuminating lamps through wires. The multifunctional tree pool can collect rainwater and is used for generating electricity.

The invention relates to a solar-power-based intelligent air conditioner which comprises a solar air conditioner power source, a solar altitude inductor, an automatic following system, a solar steam conversion device, a solar steam drum, a water level sensor and a star-shaped steam engine, wherein the solar air conditioner power source comprises a concave mirror, a thermal jug, a pipeline, an air conditioner compressor, an evaporator, a condenser and a refrigerant; the solar steam conversion device comprises an electromotor, a worm turbine, a linear displacement sensor, a screw rod and an angular displacement sensor; the solar steam drum comprises a water inlet pipe, a sensor, a steam outlet, a pressure meter, a safety valve and a protective cover; the sensor in the solar steam drum comprises a travel switch, a floater, a water inlet pipe and a water pump; and the star-shaped steam engine comprises a bracket, an air inlet, a piston cylinder, a piston and a vent hole. The air conditioner is sustainable, and has the advantages of environment friendliness and low cost, thereby saving the consumption of non-renewable energy resources and lowering the environmental pollution.

The invention discloses an energy-saving lamp system. The energy-saving lamp system comprises a solar cell panel, a storage battery pack, a controller, a light source and a light-emitting load. The solar cell panel, the storage battery pack, the controller, the light source and the light-emitting load are arranged on a lamp post. The solar cell panel is sequentially connected with the controller and the storage battery pack. The storage battery pack can be further connected with the controller through a light-operated device. The controller is further connected with a timing device. By combining the timing device and the light-operated device, dual selection of time and illumination intensity is achieved, and the utilization rate of solar illumination intensity and normal running of a solar street lamp illumination circuit are further effectively ensured. By combining the lamp and a mains supply line, electric shortage of the mains supply is relieved. In addition, the novel environment-friendly solar street lamp is simple and is convenient to install, energy-saving, free of consumption, green, environment-friendly, safe, free of hidden danger, automatically-controlled and free of maintenance.

The invention discloses a user side comprehensive energy system optimal configuration method, and belongs to the field of comprehensive energy system optimal configuration. The method comprises the following steps: S1, building an all-working-condition energy conversion model of equipment according to the energy structure of the southwest region and the characteristics that the efficiency of operation equipment changes along with the environment and output, the full-working-condition energy conversion model comprises a natural gas internal combustion engine, a gas turbine, a hot water type gasboiler, a hot water type waste heat boiler, an absorption refrigerator, a photovoltaic and wind power generation system, a water source heat pump and an energy storage device. Aiming at the current energy situation of a specific region in the southwest region, according to an all-working-condition energy consumption scene with a changed conversion efficiency coefficient, an all-working-conditionmathematical model of each part of equipment is established, optimal configuration of the user-side comprehensive energy system is carried out, the precision of the optimal configuration model is high, and the improvement of the accuracy and rationality of system planning is facilitated.

The invention discloses a photovoltaic, energy storage and charging integrated power station system. The system comprises a photovoltaic module, an energy storage module and a charging module, the photovoltaic module, the energy storage module and the charging module are connected to the same power distribution line to form a micro-grid, the micro-grid has the capability of being connected to a mains supply system, the photovoltaic module is used for photovoltaic power generation, the energy storage module is used for energy storage and supplementary discharging, the charging module is used for charging external equipment, electric quantity generated by the photovoltaic module is transmitted to one or more of the energy storage module, the charging module and a commercial power system, electric quantity output by discharging of the energy storage module is transmitted to the charging module, and energy storage is carried out through the commercial power system when the commercial power system is in a valley value electricity price period; and when the commercial power system is in a peak electricity price period, the charging module preferentially adopts the photovoltaic module for power supply, and then adopts the energy storage module and / or the commercial power system for supplementary power supply. According to the photovoltaic, energy storage and charging integrated power station system provided by the invention, the charging station is supplied with power through photovoltaic power, energy storage and commercial power, so that the power shortage in the peak period of power utilization is greatly relieved.

The invention belongs to the technical field of automobile fuel oil supply systems, and discloses a fuel oil filter which comprises a filter body. The water discharging cup is connected to the bottom of the filter body, and a water collecting cavity is formed in the water discharging cup; a water inlet section and a water outlet section of the heat exchanger respectively penetrate through the water discharging cup and are communicated with the outside, and a heat exchanger main body between the water inlet section and the water outlet section in the heat exchanger is arranged between the filter body and the water discharging cup in a reciprocating disc folding manner and a close-to-whole-circle disc folding manner. When fuel oil is unfrozen, impurities and water in the fuel oil are filtered out through the filter body, the large-mass impurities and water sink into the water discharging cup, engine high-temperature cooling liquid circulates in the heat exchanger, and therefore the fuel oil in the filter body and the fuel oil and water in the water discharging cup are heated, and the situation that an electric heating device is used for heating unfrozen water and 0 # diesel oil in winter is avoided; storage battery electric energy is saved, and automobile electricity shortage is relieved.

The invention provides a method for anticipation protection and energy regulation of a full-power wind turbine generator under symmetrical grid failure, wherein the method comprises a step for judging whether the wind turbine generator is to be protect by calculating the relationship among current air speed V, rated air speed Ve, safe air speed Vs, declination depth K of grid voltage U and safetycurrent I of a converter; the method also can be used for replenishing electric power of the grid. The method for anticipation protection and energy regulation of a full-power wind turbine generator under symmetrical grid failure provided by the invention has the advantage that the electric energy can be stored, discharged and controlled safely and etc.