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73results about How to "Fast heat production" patented technology

Method for making fermenting bed for ecological pig breeding by using composite strain culture

InactiveCN101565684AShort degradation cycleStrong bacterial activityFungiBacteriaMicroorganismStart time
The invention discloses a method for making a fermenting bed for ecological pig breeding by using composite strain culture, in particular relates to a method for making the fermenting bed by using a plurality of microorganisms. The invention comprises the steps of preparing the culture and making the fermenting bed. In the invention, the culture is mainly prepared by microzyme, lactobacillus, actinomycetes, photosynthetic bacterium and mycelial fungus according to proportion. The culture after being activated is stirred uniformly with organic padding pro rata, piled, fermented, prepared into the fermenting bed, and then can be used for breeding live pigs. The method solves the problems of long fermenting starting time of the organic padding, unstable microbial inoculum, strict requirements on the fermenting conditions and materials as well as short service life in the existing ecological pig breeding method. The method uses the composite strain culture to build ecological colony house; the fermenting starting time of the organic padding is short, which can be 1 to 2 days in summer and 3 to 5 days in winter; the strain activity is strong; the decomposing process can be finished in 1 to 3 days; the effect lasts for long; and the fermenting bed can be continuously used for 5 to 8 years. Moreover, the method is green and environmental friendly.
Owner:千智伟

Low temperature starting methods for fuel cell system, computer equipment and memory medium

The invention provides low temperature starting methods for a fuel cell system, computer equipment and a memory medium. A low temperature starting method comprises the steps of obtaining and judging whether an initial temperature of a reaction stack in the fuel cell system is greater than a first temperature threshold or not; judging whether the fuel cell system enters a low temperature starting mode or not if the initial temperature is not greater than the first temperature threshold; providing hydrogen for an anode the fuel cell system through utilization of a hydrogen system, and providingair for a cathode of the fuel cell system through utilization of an air system; pumping cathode reaction gas exhausted from a cathode exhaust port into a cathode air inlet through utilization of a cathode circulation pump in a cathode recirculation system; adjusting an output current of the fuel cell system through utilization of a power output system, thereby enabling the output current to be equal to a preset target current; periodically obtaining and judging whether a real-time temperature of the reaction stack is greater than a second temperature threshold or not; and starting an anode recirculation system if the real-time temperature is greater than the second temperature threshold.
Owner:TSINGHUA UNIV

Device and method for extracting and utilizing geothermal energy

The invention relates to a device and a method for extracting and utilizing geothermal energy. The device for extracting and utilizing the geothermal energy, disclosed by the invention, comprises a shaft, an outer tube, a liquid inlet tube, a liquid outlet tube and a heat exchange device; the top part and the bottom part of the shaft are separately unenclosed, and the bottom part of the shaft goes deep into a geothermal energy rock stratum; a first liquid medium is held in the shaft and the outer tube; the top part of the outer tube is enclosed, and the bottom part of the outer tube is unenclosed; the outer tube is fixedly sheathed in the shaft; the upper part of the outer tube is a heat exchange section, the middle part of the outer tube is a thermal insulation section, and the lower part of the outer tube is a heat absorption section; the heat absorption section is located in the geothermal energy rock stratum; the heat exchange device is arranged at the outer side of a position corresponding to the heat exchange section of the outer tube; one end of the liquid outlet tube is connected with the liquid outlet of the outer tube, and the other end of the liquid outlet tube is connected with the liquid inlet of a heat supply system; the liquid outlet end at the bottom part of the liquid outlet tube penetrates through the top part of the outer tube and extends into the shaft and communicates with the first liquid medium; and the top part of the liquid inlet tube is connected with the liquid outlet of the external power supply system. The device disclosed by the invention is high in heat efficiency, simple in structure, low in cost, and the like.
Owner:姚国敏

High-safety composite diaphragm and preparation method thereof

The invention discloses a high-safety composite diaphragm. The diaphragm comprises a commercial diaphragm, wherein the single-side or double-side surface of the commercial diaphragm is coated with atleast one functional material layer; the commercial diaphragm is used for bearing and fixing the functional material layer; the functional material layer comprises a high-thermal-conductivity material, a conductive agent, a lithium ion conductive material, a binder and a dispersing agent. In addition, the invention also discloses a preparation method of the high-safety composite diaphragm. The method comprises the following steps: 1, uniformly mixing the high-thermal-conductivity material, the conductive agent, the lithium ion conductive material, the binder, the dispersing agent and the solvent to obtain functional material layer slurry; 2, performing single-sided or double-sided coating on the commercial diaphragm by using the functional material layer slurry in a micro-gravure coating mode to obtain a composite diaphragm; 3, sequentially carrying out drying treatment, heat setting and rolling operation on the composite diaphragm. Starting from two aspects of heat generation and heatconduction, heat accumulation caused by short circuit in the battery can be effectively inhibited, and thermal runaway is avoided.
Owner:TIANJIN LISHEN BATTERY

Biological drying aeration device

The invention discloses a biological drying aeration device. The device comprises an aeration panel, a dredging bolt panel and a bottom tray. The aeration panel, the dredging bolt panel and the bottomtray are arranged from top to bottom. Aeration holes are formed in the aeration panel. Dredging bolts are arranged at the positions, corresponding to the aeration holes, of the dredging bolt panel, and dredging panel air outlets are further formed. An aeration pipe is arranged on the bottom tray and is used for conducting aeration to the top of the bottom tray. Meanwhile, a control motor and a camshaft which is horizontally placed are arranged, and the camshaft is driven by the control motor to rotate. An extrusion plate is arranged above a cam on the camshaft and fixed to the bottom tray through an elastic assembly. When the camshaft rotates, the extrusion plate moves upwards under the action of the cam and then moves downwards under the action of the elastic assembly, the extrusion plate and the dredging bolt panel are fixed, the extrusion plate and the dredging bolt panel simultaneously move up and down, and when the extrusion plate and the dredging bolt panel move upwards, the dredging bolts pass through the aeration holes to achieve dredging operation. According to the biological drying aeration device, the aeration function is fulfilled, the aeration holes can be effectivelyprevented from being blocked, and the aeration effect is guaranteed.
Owner:ZHONGNONGXINKE SUZHOU ORGANIC RECYCLING RES INST CO LTD

Soft-clad lithium ion battery for improving the impact performance of heavy objects and a preparation method thereof

The invention discloses a soft-clad lithium ion battery for improving the impact performance of heavy objects and a preparation method thereof, comprises a positive electrode sheet and a negative electrode sheet wound around each other, the positive electrode sheet is composed of a positive electrode current collector and a positive electrode active material layer coated on the current collector surface, the negative electrode sheet is composed of a negative electrode current collector and a negative electrode active material layer coated on the current collector, A spacer film is arranged between the positive electrode sheet and the negative electrode sheet, and the thickness of the spacer film is 8-12um. A hot melt adhesive film corresponding to the size of the electrode sheet is inserted between the positive electrode sheet and the negative electrode sheet of the intermediate layer and between the positive electrode sheet and the negative electrode sheet of the upper and lower outermost layers respectively. The positive and negative electrodes in contact with the hot melt adhesive are not coated with an active material layer. As that battery is impact by a heavy object, the heatsol can be heat-absorbed and melted, and the positive and negative electrode sheet and the diaphragm are bonded together, so that the battery core is not easy to be broken, and the impact pas rate ofthe heavy object is improved.
Owner:桑顿新能源科技(长沙)有限公司

High-safety composite positive plate, preparation method thereof and applied lithium ion battery

The invention discloses a high-safety composite positive plate, and comprises a lithium ion battery positive electrode. The upper side surface and the lower side surface of the lithium ion battery positive electrode are coated with at least one functional material layer; and the functional material layer comprises a high-thermal-conductivity inorganic nano material, a conductive agent, a lithium ion conductive material, a binder and a dispersing agent. The invention also discloses a lithium ion battery using the high-safety composite positive plate, and a preparation method of the high-safetycomposite positive plate. The invention discloses a high-safety composite positive plate and a preparation method and an applied lithium ion battery thereof. Starting from two angles of heat production and heat conduction, the concept of 'electricity/heat conduction (namely electricity and heat comprehensive conduction)' is introduced, 'less heat production and quick heat conduction' are realized,and heat accumulation caused by short circuit in the battery can be effectively inhibited, so thermal runaway is avoided, the safety of the high-energy-density lithium ion battery is further improved, and the lithium ion battery has important practical significance.
Owner:TIANJIN LISHEN BATTERY +1

Fermentation device and fermentation system

The invention relates to the technical field of biological fermentation and provides a fermentation device and a fermentation system. The fermentation device comprises a fermentation tank, a temperature control pipeline and a fermentation liquid conveying device. The temperature control pipeline comprises a temperature-control liquid inlet pipeline, an internal circulation pipeline and a temperature-control liquid outlet pipeline. The temperature-control liquid inlet pipeline is communicated with the temperature-control liquid outlet pipeline through the internal circulation pipeline. The fermentation liquid conveying device comprises a fermentation liquid inlet pipe, a fermentation liquid output pipe and a first storage device. The fermentation liquid inlet pipe is arranged at the top of the fermentation tank, the fermentation liquid output pipe is arranged at the bottom of the fermentation tank and used for outputting fermentation liquid, the first storage device is used for storing fermentation liquid of same raw materials, and an inlet of the fermentation liquid inlet pipe is communicated with the first storage device. By temperature regulation coordination of the temperature control pipeline and the fermentation liquid conveying device, adaptability to temperature regulation at different fermentation stages and under different heat generation conditions can be realized. The fermentation system comprises the fermentation device and is effective and quick in temperature regulation in a fermentation process.
Owner:鲁周

Self-heating device arranged in food and beverage packaging box

The invention provides a self-heating device arranged in a food and beverage packaging box. The device comprises a safety cover, a medicine powder chamber, a liquid chamber, a partition plate, a starting device and stabilizing walls, wherein the safety cover is located above the medicine powder chamber; the partition plate is located in the middle of the medicine powder chamber and the liquid chamber; the stabilizing walls are located inside the medicine powder chamber and are fixedly connected with the inner wall of the medicine powder chamber; the starting device is located in the middle of the medicine powder chamber and penetrates through a gap between the stabilizing walls; the starting device comprises a starting cap and a starting lever; the starting device is connected with a sealing opening of the medicine powder chamber through screw threads; a sealing element is arranged between the starting device and the medicine powder chamber; sealing teeth are arranged between each stabilizing wall and the starting lever; the lower half part of the medicine powder chamber is filled with soda lime; a liquid in the liquid chamber is water; and one side of the self-heating device is provided with a heat insulation film. The device is high in safety, good in heating effect, easy to operate and high in practicability.
Owner:赵震
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