14 results about "Electric steam boiler" patented technology

The utility model discloses a seawater concentration bromine extraction system based on deep waste heat recovery and new energy driving, and belongs to the technical field of salt chemical industry and new energy. On the basis of an existing seawater concentration bromine extraction system, a new energy mode is adopted for process heating, and heat exchange jackets are arranged on the outer walls of a sulfur combustion furnace 1 and a high-temperature SO2 flue 3; low-temperature air is sequentially fed into a heat exchange sleeve 26 and a heat exchange sleeve 20 through an air feeder 21 and exchanges heat with high-temperature and high-corrosion flue gas in a flue and higher-temperature flue gas in a sulfur combustion furnace, then the low-temperature air is fed into a miniature high-temperature waste heat hot water boiler 10, water is fed into a heating furnace, and cooled flue gas is subjected to circulating heat exchange through the air feeder 21. High-temperature water of the miniature high-temperature waste heat hot water boiler 10 is fed into the flash tank 23 and generates flash steam, and after the temperature of outlet water is reduced, the outlet water returns to the flash tank 23 for circulating heat exchange. Flash steam of the flash tank 23 is mixed with steam produced by the high-temperature heat pump steam producing device 37 and the new energy electric heating steam furnace 38, and then the mixture is sent to the liquid chlorine water bath 51 and the like for process heating.

The electric steam boiler system is characterized in that a water supplementing pipeline is connected with an electrode boiler through a fourth valve, the output of the electrode boiler is connected with a spherical tank through a pipeline and a first valve, and saturated steam directly discharged from the spherical tank is connected with a user side through a pipeline and a tenth valve; and the output of the spherical tank passes through the solid energy storage superheater before being connected with the user side through a pipeline and a third valve. The system is high in energy storage efficiency, long in service life and high in safety, the solid energy storage superheater directly heats saturated steam stored in the spherical tank, simultaneous charging and discharging can be achieved, the electric steam boiler system can rapidly adapt to changes of different heat using scenes and requirements, and the electric steam boiler system can produce both saturated steam and superheated steam.

The invention relates to the technical field of waste heat recovery, in particular to an electric steam boiler smoke tube waste heat recycling device which comprises a pneumatic energy supply mechanism, an intermittent flow guide mechanism installed in the pneumatic energy supply mechanism, a heat recovery mechanism installed on the pneumatic energy supply mechanism and a face cleaning mechanism installed in the heat recovery mechanism. The pneumatic energy supply mechanism comprises an air pipe, two air inlet ends are installed on two ports in the top of the air pipe and used for guiding smoke to be input, and a transfer pipe is fixedly installed on the inner side of the air pipe. Flue gas of the electric steam boiler is transferred into the heat recovery mechanism through the double-flow-channel gas pipe, the flue gas is evenly transmitted into the four heat conduction pipes in a pressure dividing mode, and the large-area heat conduction pipes make full contact with condensate, so that efficient release of heat energy in the flue gas is improved, and the heat recovery efficiency of the electric steam boiler is improved. And finally, the acidic substances in the flue gas can be prevented from being in direct contact with the condensate water, so that the phenomenon that the condensate water is mixed with the acidic substances to corrode the flue gas pipe is avoided.

The invention relates to a thermal power plant electric steam boiler coupling spherical heat storage tank system and a peak regulation and frequency modulation method, and belongs to the technical field of novel energy storage. The system comprises a thermal power generating unit, a steam extraction outlet of the thermal power generating unit is connected with a first three-way valve, the first three-way valve is further connected with a second three-way valve and a first regulating valve, and the outlet end of the first regulating valve is connected with a steam heat storage spherical tank; a power supply outlet of the thermal power generating unit is electrically connected with an electric steam boiler and a frequency modulation control module, the output end of the electric steam boiler is connected with a second adjusting valve, and the output end of the second adjusting valve is connected with the steam heat storage spherical tank. The output end of the steam heat storage spherical tank is connected with an electric superheater, the output end of the electric superheater is connected with a second three-way valve, and the output end of the second three-way valve is externally connected with an industrial steam pipe network. The frequency modulation control module is further electrically connected with the first adjusting valve. Water in the electric steam boiler is heated to generate steam through thermal power flexible peak-shaving frequency-modulation surplus electric power, or steam is extracted from a steam turbine and fed into the steam heat storage spherical tank for heat storage and energy storage, and the peak-shaving frequency-modulation response capacity of the thermal power generating unit is improved.

The invention discloses a cold-in-summer and hot-in-winter double-working-condition operation system based on a lithium bromide unit. The system comprises a lithium bromide absorption type refrigerating unit, a driving heat source output unit, a driving heat source recovery unit, a cooling tower set, a user water return pipeline, a user water supply pipeline and a condenser set. Under the summer refrigeration working condition, the condenser set is isolated and stopped, the cooling tower set and the lithium bromide absorption type refrigerating unit are matched for use to form a stable refrigerating system, and low-grade steam of a thermal power plant and steam provided by an electric steam boiler are mutually supplemented to serve as a heat source to drive refrigeration in summer; under the working condition of heat supply in winter, the cooling tower set is isolated and stopped, the condenser set and the lithium bromide absorption type refrigerating unit are used in cooperation to form a stable heat supply system, the condenser set uses heat supply network return water as cooling water to exchange heat with reversely-introduced exhaust steam, and the water temperature is increased from 46.96 DEG C to 75.9 DEG C through cascade heat exchange by utilizing the latent heat of recycled refrigerant steam, so that the heat supply system is formed. And waste heat of exhaust steam and latent heat of refrigerant steam are recovered to supply heat to a user side.

The present application relates to a kind of superfine industrial gypsum filler zero carbon flash production system, including steam system, crushing system, collection system;The steam system includes electric steam boiler, water softener, grinding system includes crushing chamber, Laval nozzle, grading device, auxiliary heater, collection system includes cyclone dust collector, bag dust collector, induced draft fan.The present application has the characteristics of high production efficiency, less site use, low production cost.

The present invention discloses a novel electric steam boiler for garment ironing, comprising: a housing, a steam generating device, a water pump, a water purification device, a water tank, and an iron. The water tank is provided inside the housing. The water purification device is connected between the water tank and the water pump through a water pipe. The water pump is also connected to the steam generating device through the water pipe. The upper end of the steam generating device extends out of the housing and is provided with a steam outlet valve. The steam outlet valve is connected to the iron through a steam pipe. The water purification device can filter out impurities in the tap water before the tap water enters the steam generating device for heating, reducing the scale generated after heating the tap water, being very clean and environmentally friendly, effectively improving the work efficiency, reducing energy consumption, and increasing the service life of the boiler. The steam generating device can filter out water in the generated water steam to a certain extent, making the water steam coming out of the iron relatively dry and achieving a better effect of ironing clothes.

The present application belongs to the field of frozen agricultural products, and particularly relates to a frozen agricultural product processing line with an energy-saving system and a process thereof. The shelled corn is sequentially subjected to husking, cleaning, buffer heating, steaming, normal-temperature water cooling, air drying, quick freezing, packaging and storage. The quick freezing is achieved by circulating refrigerant. The heat generated by the refrigerant during heat release is recovered by a heat recovery device, and the heated water is used to heat the water in the heat preservation tank. The hot water generated by steaming and normal-temperature water cooling absorbs heat through a heat exchanger, and heats the water required for buffer heating. The present application can effectively recover the heat released by the refrigerant, and utilize the heat to an electric steam boiler, so that the heat released by the refrigerant is fully utilized. In the process of steaming and cooling, the hot water discharged is exchanged with fresh water through a heat exchanger, and the heat in the hot water is recovered, so that the required heat consumption is reduced, and the effect of environmental protection and energy saving is achieved.

A multi-channel water energy storage system for long-time peak regulation and rapid frequency modulation of a thermal power generating unit comprises a thermoelectric main machine system, a machine-boiler decoupling module and a water working medium heat storage system. The water working medium heat storage system comprises a heat absorption module, a heat storage module and a heat release module, and the water working medium energy storage system works in the two processes of heat storage and heat release; the heat absorption module is provided with two working medium water paths, and working medium water in the first heat absorption path and high-temperature steam led out by the thermoelectric host system are heated in a steam-water heat exchange mode and then stored; the working medium water in the second heat absorption path and part of high-temperature feed water led out of the boiler feed water system are heated in a water-water heat exchange mode and then stored; the turbine-boiler decoupling module comprises a steam ejector and an electric steam boiler, high-capacity heat supply / steam supply is provided during deep adjustment of a unit, a high-pressure bypass and a medium-pressure bypass which are generated through decoupling can be connected with a high-capacity energy storage system, and a low-investment, high-efficiency and high-capacity two-way peak regulation means is provided. And the coordination requirement between new energy development and power grid stability faced by the power grid is met.

The invention relates to the technical field of electric steam boilers, in particular to an electric steam heat storage boiler preheating system which comprises a boiler mechanism, an electric steam mechanism installed in the boiler mechanism, a boiler body heat exchange mechanism installed in the boiler mechanism and an evaporation acceleration mechanism installed in the electric steam mechanism. The electric steam mechanism comprises a liquid storage tank, a vertical pipe is fixedly installed at the top of the liquid storage tank, a steam cylinder is fixedly installed at the top end of the vertical pipe, and an exhaust pipe is fixedly installed at the top of the steam cylinder. The hollow crack is reserved between the heat insulation outer barrel and the liquid storage tank, the heat insulation material is filled in the hollow crack, and when water in the liquid storage tank is evaporated by the heating element, high-pressure airflow generated when high-temperature steam passes through an inner cavity of the steam barrel can provide effective kinetic energy for the evaporation acceleration mechanism; and finally, a plurality of liquid vibration gaskets which are positioned in the inner cavity of the liquid storage tank and are uniformly distributed can accelerate mixing of continuously fed water and water in the tank, so that the water and electricity evaporation speed is increased, and the loss of electric energy is further reduced.

A kind of water working medium cascade energy storage system of thermal power unit wide width peak regulation, comprising, thermal power main engine system, machine furnace decoupling system, water working medium heat storage system;Thermal power main engine system includes main steam pipeline, steam turbine high pressure cylinder, steam turbine middle pressure cylinder, boiler reheater;High pressure bypass is connected in main steam pipeline, and part of high temperature and high pressure main steam of main steam pipeline is connected into water working medium heat storage system after high pressure bypass;Middle pressure cylinder admission pipe is connected with middle pressure bypass, and part of heat re-vapor is connected into water working medium heat storage system after middle pressure bypass;Machine furnace decoupling system includes steam ejector, electric steam boiler, with the function of providing large-capacity heating / steam supply while deep regulating unit, the high pressure bypass and middle pressure bypass generated by decoupling can also be connected with large-capacity energy storage system, to provide low investment, high efficiency, large-capacity two-way peak regulation means for thermal power plant, better meet the coordination demand between new energy development and power grid stability faced by power grid.

In order to prevent the occurrence of a problem of losing steam in manufacturing of a large polypropylene-based resin foamed particle molded article, this manufacturing method includes: a filling step for filling a cavity (10) provided in split forming molds (70) with polypropylene-based resin foamed particles (50); a pre-pressurization step for adjusting the pressure in the cavity (10) to a pressure (P1) exceeding the atmospheric pressure, by supplying a pressurized gas other than steam to the cavity (10) filled with the polypropylene-based resin foamed particles (50); and a heating step for heating the polypropylene-based resin foamed particles (50) by supplying steam having a pressure (P2) higher than the pressure (P1) from an electric steam boiler (120) to the cavity having undergone the pre-pressurization adjustment. At least one mold of the split forming molds (70) is a recessed inner-type. The volume of the cavity (10) provided in the split forming molds (70) is adjusted to 0.1 m3 or more. The ratio (kg / m3) of the amount (kg) of the steam to be used when forming the molded article with respect to the volume (m3) of the cavity (10) is adjusted to be 100 or less.

The utility model provides a dry burning prevention protection device of electric steam boiler, including the tank body, the top of tank body is provided with the monitoring mechanism, the monitoring mechanism includes floating ball, slide bar and fixed block, the floating ball is provided in the tank body, the bottom of fixed block is fixedly connected with the top of slide bar, and the fixed block is fixed with the slide bar. The bottom of the sliding rod penetrates into the tank body, the bottom of the sliding rod is fixedly connected with the top of a floating ball, the left side of the tank body fixedly communicates with a water injection pipe, a sliding block is arranged at the top of the tank body, and a stroke groove is formed in the surface of the sliding block. By means of the monitoring mechanism, the water level can be observed in time, equipment can be operated in time, and by arranging a pressure sensor, when the water level is too low, the top of the pressure sensor is squeezed through the bottom of a fixing block, so that the pressure sensor sends out an electric signal, the whole device is controlled to stop working, and the tank body is protected.

A water working medium cascade energy storage system for wide peak regulation of a thermoelectric unit comprises a thermoelectric main machine system, a machine-furnace decoupling system and a water working medium heat storage system. The thermoelectric main engine system comprises a main steam pipeline, a steam turbine high-pressure cylinder, a steam turbine intermediate-pressure cylinder and a boiler reheater. A high-pressure bypass is connected into the main steam pipeline, and part of high-temperature and high-pressure main steam of the main steam pipeline passes through the high-pressure bypass and then is connected into the water working medium heat storage system; a medium-pressure bypass is connected to a steam inlet pipeline of the medium-pressure cylinder, and part of hot resteam passes through the medium-pressure bypass and then is connected into the water working medium heat storage system; the turbine-boiler decoupling system comprises a steam ejector and an electric steam boiler and has the function of providing high-capacity heat supply / steam supply while deeply adjusting a unit, and a high-pressure bypass and a medium-pressure bypass which are generated by decoupling can be connected with a high-capacity energy storage system, so that a low-investment, high-efficiency and high-capacity two-way peak regulation means is provided for a thermal power plant; and the coordination requirement between new energy development and power grid stability faced by the power grid is better met.