42results about How to "Reduce calorie consumption" patented technology

A mixed working medium low-temperature refrigerating cycle system driving an ejector through waste heat comprises a drive pump, a steam generator, the ejector, a condenser, a gas-liquid separator, a first returning heat exchanger, a second returning heat exchanger, a first throttling valve and an evaporator. A mixing working medium liquid-phase component is pressurized through the pump and then enters the steam generator to become high-temperature and high-pressure gas, and the high-temperature and high-pressure gas enters the ejector to eject the mixing working medium throttling refrigerating fluid; the gas enters the condenser to be cooled into gas-liquid fluid, the gas-liquid fluid is separated, a gas-phase component enters the returning heat exchanger throttling valve, the low temperature is generated, the heat of the gas-phase component is absorbed by the evaporator , the gas-phase component enters the returning heat exchangers, the temperature is reset, and then the gas-phase component is ejected by the ejector. The liquid-phase working medium is divided into two parts, one part is throttled and enters the returning heat exchangers to provide precooling, the working medium and the gas-phase working medium are mixed to be ejected by the ejector, and the other part enters the pump to be pressurized to serve as ejecting fluid to finish circulation. According to the mixed working medium low-temperature refrigerating cycle system, the high-temperature and high-pressure steam generated by waste heat is completely utilized for driving the ejector to eject the throttled working medium, and therefore efficient, energy-saving and low-temperature refrigerating can be achieved.

The invention belongs to the technical field of organic solid waste treatment, and particularly relates to an efficient and energy-saving indirect thermal cracking and ash combustion smelting furnace with a wide utilization range. The efficient and energy-saving indirect thermal cracking and ash combustion smelting furnace comprises a rotary thermal cracking and ash combustion smelting furnace body and a rotary barrel / rotary kiln sealing device, wherein the rotary thermal cracking and ash combustion smelting furnace body comprises an indirect thermal cracking barrel body with a spiral pushing device in the middle and a spiral inverse pushing ash combustion smelting heating furnace at the outer part of the barrel body; the rotary kiln sealing device comprises a rotary barrel body, a feeding end material collection hood, a discharge end material collection hood, a water seal filling sealing ring, a nitrogen emergency sealing air chamber and scale sealing pieces; the rotary indirect thermal cracking barrel body is lined with a heat-resistant steel barrel made from a silicon carbide material; a rotary screw conveyer is arranged in the heat-resistant steel barrel; and a high temperature resistant ceramic screw conveyer blade is fixed to the outer part of the barrel body. According to the efficient and energy-saving indirect thermal cracking and ash combustion smelting furnace, a cracking furnace, a secondary combustion chamber and a smelting furnace are integrated in one furnace body, noncondensable gas, condensed oil and carbon residues generated after cracking can be utilized as fuel makeup, heat consumption is greatly reduced, and remaining ash is smelted till ash reaches the safe landfill standard.

The invention provides a system for calcining active lime, including a precalcining furnace for receiving limestone materials to be calcined and precalcining the limestone materials, and a rotary kiln for receiving the materials containing precalcined product from the precalcining furnace, outputting the formed active lime, and at the same time supplying a first flue gas to the precalcining furnace. The calcining system further includes a precalcining furnace combustion device, which generates a second flue gas and supplies it to the precalcining furnace, such that the limestone materials are precalcined in the precalcining furnace under the action of the first flue gas and the second flue gas. In this way, the precalcining rate of the limestone materials in the precalcining furnace is significantly improved. Since the heat exchange in the precalcining furnace is mainly in the form of convective heat exchange having a high heat efficiency, the heat exchange efficiency of the whole system is improved, and thus the heat consumption of the system is reduced.

The invention relates to a double-sided sleeping pad capable of promoting growth of a child, which comprises a pad case, a pad core and a sensing device. The double-sided sleeping pad can be used by two sides according to season and temperature. When sleeping on the pad, a child consumes less heat, sleeps soundly and stably, seldom cries and grows quickly. When the pad is used, the temperature, humidity and bed wetting of the child can be monitored at any time, and remote control and near control alarms and voice and music prompts can be given through an external interface.

The embodiment of the invention discloses a novel printing platform. A main platform mounting plate, main platform connecting plates and main platform fixing plate bolts of the novel printing platform are connected to form a novel printing platform framework. A supporting bar is transversely mounted on the main platform connecting plates through bolts, and meanwhile the upper portion of the supporting bar is connected with a forming plate so that the forming plate can be fixed. Heating tubes are used for heating. The heating tubes are mounted on the supporting bar and are fixed by porcelain pads and stainless steel gaskets. Connecting wires of the heating tubes stretch out through holes in the main platform mounting plate. A model printing platform surface is composed of a conveyor belt and the forming plate. A driving shaft and a driven shaft are mounted on the main platform mounting plate and are connected with the conveyor belt. The driving shaft drives the conveyor belt and the driven shaft to move. The novel printing platform has the following beneficial effects that the forming plate is matched with the conveyor belt and the heating tubes for heating, so that heat consumption is small, and heat distribution is uniform.

The invention relates to a device arranged in a carbonization furnace for recovering carbocoal heat discharged from the carbonization furnace. The device is characterized in that a cold gas jetting device consisting of lattice walls, cold gas passages and cold gas jetting holes is arranged at the bottom of the carbonization furnace. Cold gas at the temperature of 35-45 DEG C is jetted, so that the temperature of the carbocoal heat discharged from the carbonization furnace is reduced from 500-550 DEG C to 250-300 DEG C recovered heat is used for complementing heat required for carbonization, and heat consumption of the carbonization furnace is reduced.

The invention discloses a chemical heat generating agent for natural gas hydrate exploitation and application of the chemical heat generating agent. The chemical heat generating agent comprises a main agent I, a main agent II and an auxiliary agent, wherein the main agent I is prepared from the following components in percentage by mass volume of 10 to 32 percent of NaNO2, 1 to 7.5 percent of foaming agent, 2 to 7.5 percent of foam stabilizer and the balance of water; the foaming agent is cationic Gemini quaternary ammonium salt; the foam stabilizer is nanoparticles; the auxiliary agent is acidic gas, and the acidic gas is selected from CO2 and / or SO2; the volume ratio of the main agent I to the auxiliary agent is 1: (4-40), and the main agent I and the auxiliary agent are mixed according to the volume ratio to obtain the foam liquid; and the main agent II is an NH4Cl aqueous solution. The chemical heat generating agent system disclosed by the invention can release a large amount of heat, can regulate and control the release speed of the heat, and meets the requirements of reservoir deep energy transportation in natural gas hydrate exploitation.

The disclosure relates to a method for controlling a thermal energy distribution system, the method comprising:—determining forecast data pertaining to expected overall outtake of heat and / or cooling over time from a distribution grid by local distribution systems connected to the distribution grid, and to expected production capacity of heat and / or cooling in one or more production plants,—determining, at a control server, a time resolved control signal, the control signal being based on forecast data and being associated with at least one local control unit,—sending the control signal from the control server to the associated local control unit,—receiving the control signal at the associated local control unit,—regulating over time, in response to the control signal, the outtake of heat and / or cooling of the local distribution system from the distribution grid. The thermal energy distribution system is also claimed

The invention discloses a double-layer ceramic tile for thermal insulation of a building in the technical filed of buildings. The double-layer ceramic tile comprises a support device, wherein the topand the bottom of the support device are connected with an upper ceramic tile and a lower ceramic tile respectively; mounting blocks are arranged on the outer walls of the right sides of the upper ceramic tile and the lower ceramic tile; mounting grooves matched with the mounting blocks are formed in the outer walls of the left sides of the upper ceramic tile and the lower ceramic tile; clamp blocks are uniformly arranged at front and rear ends of the right side of each of the upper ceramic tile and the lower ceramic tile; clamp grooves matched with the clamp blocks are uniformly formed in front and rear ends of the left side of each of the upper ceramic tile and the lower ceramic tile; waterproof layers are arranged at the bottom of the upper ceramic tile and the top of the lower ceramictile; three thermal insulation plates are arranged between the two waterproof layers from top to bottom sequentially. The mounting grooves are connected with the mounting blocks, so that a gap in thedouble-layer ceramic tile is reduced; insulation side plates are Z-shaped, accordingly, two adjacent ceramic tiles can be fit and connected perfectly, the interval between the ceramic tiles is reduced, mutual effect of the adjacent ceramic tiles is prevented, and indoor thermal insulation efficiency is improved.

The invention relates to a membrane tube testing platform for hydrogen purification and a testing method thereof.The membrane tube testing platform for hydrogen purification comprises a hydrogen production device, a membrane tube purification system, a filtering system and a detection system which are sequentially connected through a pipeline, and further comprises a tail gas backflow system and a monitoring system; and the hydrogen production device generates hydrogen-rich gas and conveys the hydrogen-rich gas to the membrane tube purification system, the membrane tube purification system separates hydrogen and conveys the hydrogen to the filtering system, tail gas separated by the membrane tube purification system is conveyed to the tail gas backflow system, and the filtering system filters the hydrogen and conveys the hydrogen to the detection system. Hydrogen in the tail gas is separated by the tail gas backflow system and is conveyed to an upstream pipeline of the membrane tube purification system; and the monitoring system includes a control unit, a first gas flow meter, and a sensor assembly. According to the invention, the membrane tube in the hydrogen purification technology can be conveniently tested.