14results about How to "Increase heat load" patented technology

The invention discloses a method and system for intelligently controlling thermal load of garbage entering a furnace through a garbage crane. The method comprises the steps that the heat value of the corresponding garbage entering the furnace is calculated through boiler thermal load or generating capacity after garbage incineration; according to the combustion residence time of the garbage in the incinerator, the heat value of the garbage entering the incinerator at the moment is reversely deduced; according to the amount of the garbage entering the furnace and the heat value of the garbage entering the furnace, the garbage entering-furnace heat load is calculated; setting the optimal thermal load of the garbage entering the furnace; controlling a garbage crane to feed garbage according to the optimal thermal load of the garbage fed into the furnace, and controlling the thermal load of the garbage fed into the furnace; correcting the combustion attribute of the garbage according to the heat value of the garbage entering the furnace, and recording the original attribute and the combustion attribute of the garbage; according to the method and system for intelligently controlling the heat load of the garbage entering the furnace through the garbage crane, the heat value of the garbage entering the furnace is calculated through the heat load or the generating capacity after garbage incineration, the heat load of the garbage entering the furnace is the product of the garbage entering amount and the garbage heat value, the optimal heat load of the garbage entering the furnace is set, and the heat load of the garbage entering the furnace is intelligently controlled through the garbage crane; and stable combustion of the incinerator is ensured.

The invention relates to a position sensor system comprising: a sensor housing defining a first cavity having a first face; a fluid effector includes: an actuator housing having an inner surface defining a second cavity; and a movable body having a second face and configured for reciprocating movement within the second cavity; an acoustic transmitter system configured to transmit a first transmit acoustic waveform to the first face and a second transmit acoustic waveform to the second face; and an acoustic receiver system configured to detect a first reflected acoustic waveform based on a first reflection of the first face based on the first transmitted acoustic waveform and a second reflected acoustic waveform based on a second reflection of the second face based on the second transmitted acoustic waveform.

This application relates to a hydrogen-blended combustion system for a coal-fired power boiler and a method for operating the system. The method includes: acquiring the operating status information of the coal-fired power unit; determining the operating stage of the unit based on the operating status information; during a deep peak-shaving period, controlling the pulverized coal-hydrogen mixed burner in the main combustion zone to blend hydrogen for combustion, assisting in stable combustion at low loads; during a period of rapid load increase, controlling both the pulverized coal-hydrogen mixed burner in the main combustion zone and the pure hydrogen burner in the burnout zone to simultaneously blend hydrogen, rapidly increasing the boiler's thermal load; and during a period requiring peak load, controlling both the pulverized coal-hydrogen mixed burner in the main combustion zone and the pure hydrogen burner in the burnout zone to simultaneously blend hydrogen, enhancing the unit's constant load capacity. This effectively improves the dynamic load adaptability of the coal-fired power unit and ensures the combustion effect of the coal-fired power boiler.

The invention discloses a turbine burner. It includes large and small fire-introducing half-cavities, a small fire-introducing half-cavity, a large fire-introducing half-cavity, a temperature control pipe and an integrated turbine-type fire cover. The large and small fire-introducing half-cavities are arranged at the bottom of the burner, the temperature control pipe is connected to the large and small fire-introducing half-cavities, the small fire-introducing half-cavity and the large fire-introducing half-cavity are arranged on the large and small fire-introducing half-cavities through the temperature control pipe and form a small fire-introducing cavity and a large fire-introducing cavity respectively, and the integrated turbine-type fire cover is arranged on the large fire-introducing half-cavity. The invention has the characteristics of reasonable structure, high thermal efficiency, material saving, convenient processing, and the use of temperature control technology.

The invention provides an independent circulation pipeline evaporator which comprises an ascending pipe connected to a steam pocket; the first evaporation screen is communicated with the ascending pipe through a first ascending communicating pipe, the first evaporation screen comprises a plurality of first pipe pieces, and the first pipe pieces are arranged on two flues in parallel; each first duct piece is arranged in a bow shape in the vertical direction, so that the heating area of each first duct piece is increased, and meanwhile, a steam soot blower can penetrate through each first duct piece and carry out decoking and soot cleaning on each first duct piece; the first descending communicating pipe is connected between the first evaporation screen and a descending pipe, and the descending pipe is connected to the bottom of the steam pocket and used for conveying water in the steam pocket to the first descending communicating pipe and then conveying the water to the first evaporation screen. The problems of overtemperature and high-temperature corrosion of the superheater mentioned in the background technology are solved.

The utility model discloses a high efficiency's fierce fire staggered floor combustion system of upper air inlet, include: furnace head subassembly, furnace base, blast box, air blower and fierce fire air outlet structure, blast box and air blower set up in the below of range panel, the blast outlet of fierce fire air outlet structure is located the above of range panel, towards the injection port of injection channel, blast box is equipped with the blast connecting port of connecting fierce fire air outlet structure, and air blower can send air through blast box to the blast outlet of fierce fire air outlet structure, the utility model discloses, break through upper air inlet space limit, realize efficient blast, the core innovation is in the ingenious adoption " blast source lower -positioned, air -supply path up -going, air -out point upper -positioned " split type design. Through special fierce fire air outlet structure, air is accurately delivered to the injection channel injection port near the above of range panel, realizes the core function of forced air supply. This design perfectly adapts the structural characteristics of all upper -positioned of upper air inlet burner injection system.

The present invention discloses a vertical water pipe built-in premixed membrane wall cooling burner and a gas boiler, the gas boiler includes a burner, a furnace, a heat exchanger and a flue; the burner adopts a combustion mode of built-in premixer and membrane wall cooling, with a central side-by-side tube bundle or an arc side tube bundle as the burner head, the furnace is two semi-cylindrical spaces surrounded by the burner and the heat exchanger, the heat exchanger is a water pipe bundle connected to the upper and lower annular headers and expanded along 1 to 3 circles of circular arcs; the burner and the heat exchanger can be swapped; after the premixed gas is burned by the burner, the flue gas generated flushes the relative heat exchange area and is collected and discharged by the flue. The present invention has a compact structure, low resistance and high heat exchange efficiency; the gas flow is short, the mixing and distribution are uniform, explosion-proof, and the safety is high, and it is suitable for the blending of natural gas and low / zero carbon fuels and the combustion of pure fuels; the combustion temperature is low, the load is uniform, the adjustment ratio is large, and the NOx emission is low; the burner and the heat exchanger are connected to the header by an integral or partially detachable flange, and the maintainability is high.

Provided is a zirconium composite oxide containing 5 mass% to 50 mass% yttrium oxide and cerium oxide, the specific surface area after 10 hours of heating at 1250°C being 3.0 m2 / g to 20.0 m2 / g.

The annular boss heat insulation water pond comprises a water pond body connected to the top of a furnace body in a clamped mode, a groove is formed in the upper surface of the water pond body and is of a circular-ring-shaped integrated structure, one end of the upper surface of the water pond body is fixedly connected with an annular boss body, and the other end of the upper surface of the water pond body is fixedly connected with the annular boss body. A plurality of air holes are formed in the outer side of the outer surface of the annular boss body. According to the utility model, through the arrangement of the water disc body and the annular boss body, the annular boss body can concentrate heat energy and effectively save energy, and meanwhile, the sealing part on one side of the annular boss body can effectively block heat, is high in energy efficiency, low in smoke and high in thermal load, has a certain heat insulation and resistance function, reduces the influence of heat on a gas cylinder, and improves the service life of the gas cylinder. According to the portable gas stove, the stove can be used in high-temperature weather or low-temperature weather, the best using effect can be achieved, meanwhile, the groove in the water disc body is provided with a water flowing position, the service life of the portable gas stove can be guaranteed, cleaning is convenient after use, and the portable gas stove is more practical.

The application discloses a stove upper air inlet burner, which comprises a burner base and a fire cover, and a circular channel for gas flow is arranged on the surface of the burner base, the circular channel is formed by a left channel and a right channel, the left channel is gradually lifted in the height direction with the change of the central angle and is ended above the right air inlet hole, the right channel is gradually lifted in the height direction with the change of the central angle and is ended above the left air inlet hole, the left and right air inlet holes are respectively extended backward to connect with the injection pipe, a plurality of fire holes are arranged on the outer wall of the circular channel of the burner base, and the fire cover is matched and covered on the surface of the circular channel.

The present invention provides a thermosyphon heat exchanger, comprising: an evaporator, a riser, a condenser, and a return pipe; the outlet of the evaporator is connected to the inlet of the riser, the outlet of the riser is connected to the inlet of the condenser, the outlet of the condenser is connected to the top of the return pipe, and the liquid of the return pipe is transported downward to the inlet of the condenser; the riser and the return pipe are rectangular tubes; the evaporator is a microchannel evaporator, and fins are arranged on the bottom plate of the microchannel evaporator; the condenser includes at least one flat microchannel tube. Reduce power consumption; maximize the effective area of ​​the condenser, reduce wind resistance, and improve heat dissipation efficiency.

The invention relates to the technical field of thermal management of fuel cells, and discloses a low-energy-consumption thermal management system and method for energy efficiency of a hydrogen fuel stack, and the system comprises a liquid hydrogen storage tank, a hydrogen generator, a waste heat and waste heat exchanger, an anode reactant pipeline, a fuel cell stack and a cathode reactant pipeline, according to the invention, the liquid hydrogen is used as a reactant and a coolant at the same time, thermal management is carried out on the hydrogen fuel cell stack through low-temperature hydrogen generated by heating the liquid hydrogen, and the generated hydrogen is directly used as a reactant to be fed into the anode of the stack, so that the system configuration of three loops of the traditional fuel stack is simplified; and the energy utilization efficiency of the hydrogen fuel cell is improved by utilizing the waste heat of the electric pile, and the energy consumption of the whole system is effectively reduced.

The straight boss heat insulation water disc comprises a stove body and a water disc body connected to the top of the stove body in a clamped mode, the upper surface of the water disc body is fixedly connected with an energy-gathering windproof ring, the energy-gathering windproof ring is of a hollow structure, a pot is placed on the top of the energy-gathering windproof ring, and the energy-gathering windproof ring is of a hollow structure. One end of the upper surface of the water pond body is fixedly connected with a straight boss body, and punched holes are formed in the tops of the two sides of the outer surface of the straight boss body. According to the water disc, the water disc body, the energy-gathering windproof ring and the straight boss body are arranged, the clamping groove in the bottom of the water disc body can tightly clamp a furnace body, the furnace body is not prone to loosening or shifting in the using process, the energy-gathering windproof ring can concentrate heat energy, energy is effectively saved, heat is blocked, energy efficiency is high, smoke is low, and heat load is high; and the gas cylinder has certain heat insulation and heat resistance functions, so that the influence of heat on the gas cylinder is reduced, and the stove can be used in high-temperature weather or low-temperature weather to achieve the same optimal use effect.

The invention discloses a double-drive relay rotating full-premixing new energy combustion device, which is characterized in that a double-cavity structure is arranged in a furnace end and a furnace end air inlet pipe, a traditional combustion air supply cavity is divided into a left independent cavity and a right independent cavity, and then air is supplied to the two air inlet cavities through a fan; atomized gas is evenly mixed with air in a gas inlet pipe of the furnace end, double nozzles and double channels are adopted for supplying gas to the double-cavity furnace end at the same time, gas and air are forcefully mixed and pushed through a fan, the total gas amount, the fire opening area and the heat load are multiplied, and compared with two previous furnace ends, one furnace end is higher in firepower and cooking efficiency; in addition, a fire hole of fuel gas is formed in the upper side face, flames are sprayed out from the fire hole in the inclined direction, the directions of the flames in the two cavities are consistent, spiral fire is naturally generated, the escape opportunity of the fuel gas and the flames can be reduced, falling ash and soup are blown away at any time, the fire hole cannot be blocked, combustion is more complete, heating is more balanced, and heat load and heat efficiency are higher.