63results about How to "Avoid wasting heat" patented technology

The invention proposes a heat and cool power cogeneration system of an integrated multi-functional efficient mini-type gas turbine, which belongs to the novel heat and cool power cogeneration system device. To solve the frequent mismatching of cold and heat load and low efficiency operation of the conventional cogeneration system, measures such as steam reinjection, inlet gas cooling, gas fume and condensate water recovery are introduced on the basis of the heat and cool power cogeneration system of the mini-type gas turbine; in addition, the number of steam outlets and hot-water outlets is increased, thus forming the heat and cool power cogeneration system of the integrated multi-functional efficient mini-type gas turbine. The system is provided with various operation modes suitable for different occasions, can effectively solve the problem of mismatching of cold and heat load of the cogeneration system, so that the system can keep working in highly efficient mode.

An image forming device in which a fixing unit is powered from the power supply, and a cooling unit is driven by electricity obtained by supplying waste heat from the fixing roller to a thermoelectric conversion device. After turning the image forming device ON, when the temperature of the fixing roller reaches a certain temperature thermoelectromotive force is generated in the thermoelectric conversion device. When the power supply is turned OFF, the thermoelectromotive force in the thermoelectric conversion device becomes zero when the temperature of the fixing roller drops to a certain temperature. Also, a delay circuit is provided between the thermoelectric conversion device and the cooling fan, so supply of electricity to the cooling fan is later than the time that thermoelectromotive force is generated, and the time that power supply to the cooling fan stops is also later than the time that the thermoelectromotive force becomes zero.

The invention discloses a heat dissipation control method, device and system for an electrical cabinet. The method comprises the steps: predicting and obtaining the generated heat in the electrical cabinet; determining corresponding dissipated heat according to the obtained generated heat; and enabling the difference between the generated heat and the dissipated heat to be within a preset range through controlling the rotating sped of a cooling fan. The method solves technical problems that the control is lagged and the temperature is liable to fluctuate when a conventional electrical cabinet heat dissipation method controls the rotating speed of the cooling fan through detecting the environment temperature of the interior of the electrical cabinet.

The invention discloses a drying and screening device for agricultural cereals. The drying and screening device for agricultural cereals comprises a main body, a power box and a heating box. The rightend of the left wall of the power box is fixedly connected to the left end of a motor, the right end of an output shaft of the motor is fixedly connected to a sleeve, the right end of the output shaft of the motor is fixedly connected to a first transmission wheel on the right side of the sleeve, the first transmission wheel is connected to a second transmission wheel and a third conveyor belt through a conveyor belt, separately, the second transmission wheel is arranged at the left end of a first rotating rod, the right end of the first rotating rod s connected to one end of a hinge plate, spiral blades are arranged on the sleeve, the sleeve is arranged in the supporting plate, the left end of the supporting plate is fixedly connected to the inner surface of the left wall of the main body, and the third conveyor belt is fixedly connected to the right end of a second rotating rod. The drying and screening device for agricultural cereals disclosed by the invention is energy-saving, candry agricultural cereals for three times simultaneously, is high in drying efficiency, can adjust the discharging speed of agricultural crops, and is high in practicality and suitable for being popularized.

The invention provides a heat pump drying system and a control method thereof. The heat pump drying system includes a heat pump system and a circulation channel for circulating the working medium in the space to be dried. A compressor, a condenser, a throttling element and an evaporator are arranged on the refrigerant flow path of the heat pump system, and the evaporator Located in the circulation channel, a moisture absorbing device is also included, the moisture absorbing device can be used to absorb moisture in the circulation channel, and the heat of the condenser can be used to regenerate the moisture absorbing device. In this way, when the condenser is not needed to heat the circulating working medium in the circulation channel, the heat emitted by the condenser can be used for auxiliary dehumidification, avoiding waste of heat, improving energy utilization, and improving the dehumidification efficiency of the heat pump drying system.

The semiconductor-based air conditioning device includes at least a thermoelectric cooling chip, a cooling circulating member, a heat dissipating member, and a power provisioning and temperature controller. The cooling circulating member is joined to a cold production surface, and the heat dissipating member is joined to a heat production surface, of the thermoelectric cooling chip. Each of the cooling circulating member and the heat dissipating member includes a circulating box, a fan, and an auxiliary conduction device. Each circulating box is covered with fins and surrounding pipes. Each fan is located adjacent to corresponding fins. Each auxiliary conduction device includes an electrical pump. Fluid is stored and circulated in the surrounding pipes of each circulating box. Each electrical pump is configured to pump the fluid in a corresponding circulating box, and fluid is circulated to absorb the cold or heat from the thermoelectric cooling chip.

An LED light bulb includes a lamp shell, a light emitting assembly and a power receiving base. The lamp shell includes a light transmissive portion and a holding portion. The light emitting assembly includes a light source baseboard located in the light transmissive portion and a circuit board connecting to the light source baseboard. The circuit board is surrounded by a heat sink. The heat sink includes a heat collecting section and a holding section extended from the heat collecting section into the power receiving base such that the power receiving base fully encases the heat sink without exposing. The inner surface of the power receiving base connects to the outer surface of the holding section so that heat generated by the light source baseboard is absorbed by the heat collecting section and transmitted via the holding section to the power receiving base for dissipating.

The invention provides a heat exchanger used for recycling exhaust gas and waste heat of a rotary hearth furnace. A plurality of heat exchanging pieces (2) are arranged in a heat exchanger framework (1) of the heat exchanger, the plurality of heat exchanging pieces (2) form a plurality of high temperature channels (3) and a plurality of low temperature channels (4), and the heat exchanger further comprises an ash scrapping device (5). The ash scrapping device (5) comprises a control part (6) and a plurality of scrapers (7) used for scraping dust containing zinc on the surfaces of the heat exchanging pieces (2), the scrapers (7) are designed into structures penetrating through the high temperature channels (3), and the scrapers (7) are connected with the control part (6). The control part (6) is arranged into a structure capable of controlling the scrapers (7) to perform vertical movement on the surfaces of the heat exchanging pieces (2). The heat exchanger used for recycling exhaust gas and waste heat of the rotary hearth furnace not only achieves recycle and cyclic utilization of heat energy of high temperature waste heat, but also avoids pollution on the environment caused by resource waste and waste gas emission.

A grill includes an upper cover, a supporting body and a grill frame. The grill frame is provided on the supporting body. The grill frame includes left and right boards, a back board and a front board, which all enclose into the grill frame. Heaters are provided within the grill frame and a roasting plate which tilts towards a front of the grill frame is provided above the heaters. The roasting plate has slots from which oil and grease drip down into an oil dripping slot provided on the front board and then into an oil guiding slot provided below the front board. The oil guiding slot has an oil channel of a certain angle. An oil collecting box is provided below a side of the oil guiding slot. A warming net is provided above the roasting plate and mounted on the left and right boards.

The invention provides a control method and a control device of an air conditioner, a storage medium and an air conditioner. The control method includes the following steps that when the air conditioner runs in a heating manner, according to the inner ring temperature T inner ring and the compressor running time t compressor, or according to the inner disc temperature T inner disc, whether the airconditioner gets into a cold air preventing manner or not is judged; after the air conditioner gets into the cold air preventing manner, an inner draught fan is controlled to be started, and the opening degrees alpha of air guide strips are increased along with increase of the inner disc temperature T inner disc; when the air conditioner runs in the heating manner, after a shutdown instruction isreceived, the air conditioner is controlled to get into a waste heat blowing manner; and when the air conditioner gets into the waste heat blowing manner, the inner draught fan is controlled to run,and the opening angles beta of the air guide strips are reduced along with decrease of the inner disc temperature T inner disc.

The invention discloses an energy-saving coal gasification reacting furnace and method. The energy-saving coal gasification reacting furnace comprises a reacting furnace body and a steam supply cavity, wherein the steam supply cavity is arranged on one side of the reacting furnace body, and the outside of the reacting furnace body is provided with a spiral heat exchange tube which is provided witha water pumping unit; the top of the steam supply cavity is provided with a steam discharging pipe which is provided with a steam conveying unit, a gas flow metering unit and a pipe opening and closing unit; the inside of the steam supply cavity is provided with a snake-like heat exchange pipe, the end portion of the snake-like heat exchange pipe is provided with an internal joint, the outside ofthe internal joint is provided with a connecting ring fixed onto the side surface of the steam supply cavity, a sealing cover is connected in a sleeve mode outside the connecting ring, and the innerwall of the steam supply cavity is provided with a heating element. The energy-saving coal gasification reacting furnace avoids an idle state of the reacting furnace body to maximize energy-saving effects, and meanwhile, is reasonable in design and high in practicality.

The present invention relates to evaporation refrigerating system and is especially one kind of refrigerant engine plant for evaporation refrigerating system. Between the refrigerating compressor and heat radiator, there are successively connected energy accumulator, high pressure sensor D1, solenoid valve F2, regulating valve, refrigerant engine and solenoid valve F4; between the heat radiator and the decompressor there are successively connected low pressure sensor D2 and solenoid valve F1; and between the energy accumulator and the decompressor there is pipeline connected solenoid valve F3. The main shaft of the refrigerant engine is connected to the refrigerating compressor; and the refrigerant engine is one refrigerator driven turbine. The refrigerant engine plant has no environmental pollution and high heat efficiency.

The invention discloses a reaction kettle with a cooling device. The reaction kettle comprises a reaction kettle body, a motor is arranged at the top of the reaction kettle body; the motor is connected with an electric telescopic rod through a motor shaft; the electric telescopic rod is arranged in the reaction kettle body; the end, away from the reaction kettle body, of the electric telescopic rod is connected with a supporting frame, an air cooler is arranged on the right side of the motor, the air cooler is connected with the reaction kettle body, meanwhile, a feeding port is formed in therear side of the motor, a discharging port is formed in the bottom of the reaction kettle body, and an electric discharging valve is arranged on the discharging port. When the reaction kettle needs tobe cooled, the air cooler discharges cold air into the reaction kettle body, so that the reaction kettle body can be cooled, and meanwhile, waste heat in the reaction kettle body can be discharged into a water tank through an exhaust pipeline to heat water in the water tank, so that the heat dissipation capacity of the reaction kettle can be improved conveniently, and waste of the waste heat canbe avoided.

The invention discloses a slag cooler for slag waste heat utilization and recovery. The slag cooler comprises an outer shell mechanism and an inner shell mechanism installed in the outer shell mechanism. A placing frame is fixed on the outer side of the lower end of the shell mechanism; a water inlet is fixed to the left side of the upper end of the shell mechanism, and a water outlet is formed in the right side of the lower end of the shell mechanism. Connecting plates are installed on the inner wall of the outer shell mechanism at equal intervals, and the other ends of the connecting plates are connected with the outer side face of the inner shell mechanism. Wherein a discharging opening is fixed to the bottom end of the shell mechanism, and a feeding frame is installed at the upper end of the shell mechanism. The slag cooler for slag waste heat utilization and recovery is provided with the hollow outer shell mechanism, the hollow inner shell mechanism and the hollow connecting plate, so that the heat exchange area is increased conveniently, the slag waste heat recovery efficiency of slag cooling can be improved, waste heat recovered in the later period can be used for preheating furnace water, steam for preheating the furnace water can be saved, and the energy consumption is reduced. And the waste heat can be well recycled.

The invention relates to the field of water heaters, in particular to a water heater and a control method thereof. The water heater comprises a diverting controller, a first heat exchanger, and a second heat exchanger, wherein the diverting controller is arranged on a first water return pipe and is suitable for diverting the first water return pipe into two paths and controlling the flow of the two outlet ends; the first heat exchanger comprises a first heating pipe and a second heating pipe which are independent from each other, the inlet end of the first heating pipe and the inlet end of thesecond heating pipe communicate with the two outlet ends of the diverting controller, and the outlet end of the first heating pipe communicates with a heating loop; and a first medium inlet end communicates with the outlet end of the second heating pipe, a first medium outlet end communicates with the first water return pipe, and a second medium inlet end and a second medium outlet end of the second heat exchanger communicate with a domestic water pipeline. The water heater can realize simultaneous supply of domestic hot water and heating.

The invention discloses an integrated sink which is convenient in use and practical, is integrated with instant hot water (including boiled water for washing) and automatic dish washing with boiled water and has strong further function expansion usability. The invention studies and improves the multifunctional integrated sink structure with instant hot water. The multifunctional integrated sink structure includes a cabinet for supporting the structure, a sink and a faucet. The sink is embedded in the upper end of the cabinet. The inside of the cabinet is provided with a small electric water heater, a water purification device and a dishwasher at the lower end of the sink. An annular heat collecting plate is placed in an innovatively introduced container and cooperates with a circuitous curved flow channel structure, and cold water enters an electromagnetic heater through a water inlet pipe for preheating and then immediately enters the annular heat collecting plate for concentrated heating. During the electromagnetic heating, hot water in the container can ensure that high temperature environment can be instantly obtained in the curved flow channel, which provides a significant effect for ''instant hot'' or oven ''instant boiling'' of the whole integrated sink.

The invention provides a ground source heat pump system capable of accumulating heat according to indoor temperature. The system further comprises a heat accumulator, the heat accumulator is arranged on a heat accumulator pipeline connected with a heat exchanger pipeline in parallel, the heat exchanger pipeline and the heat accumulator pipeline are provided with a fifth valve and a sixth valve correspondingly, and a controller is in data connection with the fifth valve and the sixth valve. An outlet is connected with a heating radiator, the heating radiator is arranged indoors, a temperature sensor is arranged indoors, the temperature sensor is in data connection with the controller, and the controller automatically adjusts the opening degrees of the fifth valve and the sixth valve according to the detected room temperature. By controlling the opening degrees of the fifth valve and the sixth valve according to the indoor temperature, the heat demand can be reduced when the indoor temperature is increased, more heat is stored through the heat accumulator under the condition of meeting the heat demand of a client, and therefore sufficient utilization of the heat is guaranteed, and heat waste is avoided.

The invention relates to a disinfection device for nursing, and the device comprises a machine shell; a top disc is fixedly mounted at the top of the machine shell, a water outlet is formed in the side wall of the machine shell, a driving motor is fixedly mounted at the top of the top disc, and a mounting main shaft is fixedly mounted at one end of an output shaft of the driving motor; a transmission lead screw is rotationally mounted on the inner wall of the top disc, a driving gear and a driven gear are fixedly mounted outside the mounting main shaft and the transmission lead screw correspondingly, and the driving gear and the driven gear are connected in a meshed mode. The heat recovery box is arranged outside the device, waste heat in the device can be effectively collected, waste is avoided, water vapor generated by waste heat recovery can be used for conducting reverse compensation and disinfection on the interior of the device, additional driving energy is not needed, energy is saved, the disinfection effect can be improved, and meanwhile, due to the design of the gas control mechanism, automatic operation of gas control can be achieved, manual management is not needed, intellectualization is achieved through a physical structure, and the using effect is improved.

The invention relates to a unit type heat source system of a corn ear dryer. The unit type heat source system comprises a left row of drying rooms, a right row of drying rooms, and an independent and sealed heat source center which is formed between the two rows of drying rooms, wherein the left row of drying room and the right row of drying rooms are arranged in a spaced manner; each row of the drying rooms comprises at least one independent drying chamber, and a feeding door capable of being opened and closed is arranged at the top part of each drying chamber; an upper circulating fan and a lower circulating fan which are communicated with the heat source center respectively are arranged on the side wall, close to the heat source center, of each drying chamber. Due to the implementation of the technical scheme, the unit type heat source system organically combines the drying chambers and the heat source center into a unit by the arrangement that the heat source center is formed between the two rows of drying rooms, and heat in the heat source center can be reasonably and uniformly provided for each drying chamber by the upper circulating fans and the lower circulating fans, therefore, the arrangement is scientific, and the occupied area is saved; heat generated by the heat source center directly enters the drying chambers without consumption halfway, so that waste of waste heat is avoided, and a large amount of energy consumed by use of high-power fans due to long-distance heat sending is saved.

The invention discloses a flue gas filtering and purifying device for a vacuum filter, and particularly relates to the field of vacuum filters. The device comprises a filter cavity, a control motor, a driving shaft, a circulation hole and a sealing sleeve, wherein the top end of the filter cavity is provided with a mounting hole and an air inlet, and the bottom end of the air inlet is attached to a sealing ring. According to the invention, through the cooperation of filtering discs and filtering strips, the problems that the flue gas filtering and purifying effect is poor and the requirement of comprehensive purification cannot be met in the prior art are avoided, the filtering discs are driven to rotate at a high speed in the filter cavity, and the filtering discs are arranged in the filter cavity in batches, so that the contact area with flue gas is enlarged, the flue gas is filtered and purified more effectively, filtrate on the surfaces of the multiple filter strips interacts with the flue gas, the flue gas in the filter cavity is comprehensively purified, the purification effect is guaranteed, and the practicability of the device is improved.

The invention discloses a sesame processing system for sesame candy, which comprises a device for removing impurities, a peeling device, a separation device, a drying device and a frying device. The device for removing impurities includes a tank for removing impurities and a presoaking tank. Cylinder and inner cylinder, the separation device includes a fixed frame and a water spray pipe, and the fixed frame is provided with a sieve barrel; the drying device includes a drying barrel, a collection chamber and an impurity chamber, and the frying device includes a roasting device and a cooling cylinder. Through the sesame processing system for sesame sugar of the present invention, the continuity of the whole process of the sesame processing system is realized.