51results about How to "Reduce heat supply" patented technology

The invention discloses a solar ground surface and kang surface combined heating system. The solar ground surface and kang surface combined heating system comprises a solar heat collecting system, a heat storage system, a kang surface heating system, a ground surface heating system and a control system, wherein the heat collecting system collects solar radiation heat which is then output and stored in the heat storage system, and operation time and supplied heat amount of independent heat supply of the ground surface and kang surface heating system are set through the control system so as to meet the heat demand of people. When a user moves in a room in the daytime, the ground surface heating system supplies heat to the room so as to meet the indoor temperature demand; when the user is in the sleeping state at night, the kang surface heating system provides comfortable quilt temperature. The ground surface and kang surface time-division partition-area heating mode is adopted, and the heat is supplied according to different heat demands in different states and people moving areas in the daytime or at night; the energy consumption of a building is reduced; system scale and cost are reduced; the application is convenient; control is easy; the operability is high; the solar ground surface and kang surface combined heating system is good in economic and social benefits when applied to and popularized in solar heating buildings of villages and small towns.

The invention relates to an air conditioning system control device based on a pressure sensor. The air conditioning system control device comprises an air conditioning system controller, the air conditioning system controller is connected with a solar radiation sensor, an outdoor temperature sensor, an outdoor humidity sensor, an indoor temperature sensor, an indoor humidity sensor, a pressure sensing ground mat and a plurality of air conditioning air supply tail ends, the air conditioning air supply tail ends are connected with an air conditioning fan three-speed controller and an air conditioning water system electric valve, and the air conditioning fan three-speed controller and the air conditioning water system electric valve are connected with the air conditioning system controller. The air conditioning system control device based on the pressure sensor has the advantages of being high in intelligent degree, wide in applicability, good in energy-saving effect, and capable of measuring personnel density, controlling the air conditioning air supply tail ends to run at maximum refrigerating capacity in summer and run in minimum heating quantity in winter when the density of indoor personnel is high and the apparent temperature rises instantly and obviously improving human body thermal comfort when personnel at a waiting hall and an entrance of a high-speed rail or a metro are intensive.

A low-cost and practically useful method for preventing global warming by decomposing N2O wherein N2O contained in an N2O-containing gas to be treated can be decomposed at a relatively low temperature; and an apparatus therefor. That is, a method for preventing global warming comprising, in a process of thermally or catalytically decomposing N2O in an N2O-containing gas to be treated, dividing the N2O-containing gas stream to be treated in portions, preheating a portion thereof so as to exothermally decompose N2O in said gas stream to form a hot gas stream, and supplying the remainder of the divided gas stream to be treated into said hot gas stream to thereby continuously decompose N2O.

The invention discloses a smart air conditioning system based on the infrared temperature measuring technology. The smart air conditioning system comprises an air conditioning system controller, and an indoor detecting device and an outdoor detecting device which are electrically connected with the air conditioning system controller. The air conditioning system controller is connected with a plurality of air conditioner terminal air supply equipment parallelly connected. An electric rotation platform is disposed at the front end of each air conditioner terminal air supply equipment and provided with an infrared temperature measuring sensor and a remote jet flow nozzle, and the infrared temperature measuring sensor and the remote jet flow nozzle are electrically connected with the air conditioning system controller. Each air conditioner terminal air supply equipment is provided with an air conditioner fan three-speed controller matched with each air conditioner terminal air supply equipment and an air conditioner water system electric valve, and the air conditioner fan three-speed controller and the air conditioner water system electric valve are electrically connected with the air conditioning system controller. The smart air conditioning system is high in intelligence level, widely applicable, good in energy saving effect, and capable of evidently increasing human body thermal comfortableness of people in waiting halls and at entrances of high-speed railways or subways when the waiting halls and the entrances are crowded.

The invention discloses an oxygen-enriched combustion system based on novel chemical chain oxygen production. The oxygen-enriched combustion system mainly comprises an air compressor, an air preheater, a first reactor, a second reactor, a first heating device, a second heating device, a boiler and an acting device, wherein an inlet of the air compressor communicates with an air supply pipeline, anoutlet of the air compressor communicates with a first inlet of a first four-way valve through the air preheater, a first outlet of the first four-way valve communicates with an inlet of the first reactor, a second outlet of the first four-way valve communicates with an inlet of the second reactor, and oxygen-carrying bodies are arranged in the first reactor and the second reactor respectively. The invention further discloses an oxygen-enriched combustion method based on the novel chemical chain oxygen generation. The oxygen-enriched combustion system has the beneficial effects that the air compressor is used for pressurizing and heating the air entering the reactors, oxygen absorption reaction occurs under the condition that the oxygen-carrying bodies in the reactors is higher than the oxygen-releasing temperature of the oxygen-carrying bodies, the heat absorbed by the oxygen-carrying bodies is accumulated by the oxygen-carrying bodies and inert carriers, and the heat of the oxygen-carrying bodies and the inert carriers are used for supplying self-release oxygen.

The invention relates to a thin micro reforming apparatus used in a fuel cell system. The reforming apparatus includes a substrate having a flow path formed therein, and a fuel inlet portion for introducing fuel to the flow path of the substrate. The fuel inlet portion allows the fuel to flow through a predetermined length of a channel, thereby preheating the fuel. The reforming apparatus also includes an evaporator having a flow path for gasifying liquid fuel, and a reformer for reforming fuel into hydrogen gas via heat absorption reaction. The reforming apparatus further includes a CO remover for removing CO gas contained in the hydrogen gas via heat generation reaction, and a cover for sealing the flow paths of the substrate. The channel of the fuel inlet portion surrounds the evaporator, reformer and CO remover, thereby facilitating insulation at the sides of the reforming apparatus and increasing heat efficiency.

The invention provides a system and method for realizing thermoelectric decoupling by using light and heat. A working medium pump is used for transferring a working medium in a cold working medium storage station to a heat collector; the working medium absorbs heat through the heat collector to form high temperature fluid; and the high temperature fluid is fed into a hot working medium storage station under the action of the pressure of the pump. A flow control valve is used for controlling the flow rate of a hot working medium entering a heat exchanger; feed water with the temperature lower than 100 DEG C is heated to generate the steam with the relatively high temperature; the steam with the relatively high temperature enters the heat exchange station to provide heat for heat users; andthe working medium with the temperature lower than 100 DEG C after cooling returns to the cold working medium storage station. As part of the steam in the heating steam comes from the new heating steam of a photothermal system, the heating load coming from a back-pressure turbine is reduced, the electrical load is also reduced simultaneously, and thus, the back-pressure turbine participates in thepower grid peak regulation in the heating mode; and the accumulated heat of the working medium storage station can be used for adjusting the heating load, thereby adjusting the electrical load and quickly participating in frequency modulation. When heat collecting plates do not work, the hot working medium in the hot working medium storage station can still be used for heating the feed water forauxiliary heating so as to enable the unit to have peak and frequency regulation capabilities.

The invention discloses a virtual power plant optimization scheduling method and system based on building thermal inertia. The method comprises the following steps: sequentially arranging electric heating devices used for heating secondary network circulating water supply in a plurality of heating stations, and adopting hot water and electricity for complementary combined heating; constructing heat storage characteristic models of all buildings according to heat consumer indoor heating radiator structures and room temperature environments, calculating heat storage and heat release time in combination with heat exchange and secondary network heat transmission parameters the electric heating devices, and establishing building indoor temperature dynamic response characteristics in combination with load parameters of the electric heating devices; aggregating the electric heating devices in the plurality of heating stations into a virtual power plant, and establishing a thermoelectric complementary optimization scheduling model through a coordination control center according to heating total load requirements, schedulable heat storage and release loads, load requirements of peak regulation and frequency modulation and other thermoelectric data; and performing electric power regulation and control on the virtual power plant and regulation and control on hydraulic balance loads of a central heating system through the thermoelectric complementary optimization scheduling model.

The invention discloses a preparation device and process of carbon monoxide. The device comprises a cracking zone and a purification zone which communicate; the cracking zone comprises a methanol storage tank, a methanol pump, a raw material preheater, a vaporizer, a heat exchanger, a superheater and a converter which communicate sequentially; the raw material preheater communicates with the heatexchanger and a recovered methanol heater respectively; the recovered methanol heater communicates with a gas-liquid separator, a condenser and the methanol storage tank respectively; the gas-liquid separator communicates with the condenser; the purification zone comprises a plurality of communicating adsorption towers; all the adsorption towers are connected with the gas-liquid separator, a replacement gas buffer tank and a compressor; the compressor communicates with the gas-liquid separator; the preparation process of the carbon monoxide comprises the following steps: (1)decomposing methanol; (2)separating and distilling a cracking gas, and recovering heat; (3) performing adsorption by the adsorption towers; (4) carrying out replacement washing; (5) sucking carbon monoxide. The device has no exhaust gas or waste liquid emissions in the preparation process of carbon monoxide, thereby being safe, environmentally friendly and low in consumption.

The present invention provides, as simply as possible, a system with which it is possible to reduce a heating heat quantity and/or a cooling heat quantity at a delivery source and a heating heat quantity and/or a cooling heat quantity at a use destination. A pure-water temperature control system 1 according to the present invention is provided with: a pure water production plant 10; a pure water utilization plant 20; an outdoor piping 30 for delivering pure water to the pure water utilization plant from the pure water production plant 10; and a delivery source temperature control device 40 forcontrolling the temperature of the delivery source of pure water at a delivery source target temperature. A data processing server 413 constructs a model for predicting a UA value from past meteorological data of the environs of the outdoor piping and operation record data such as water temperature and flow rate, and then calculates a UA prediction value by inputting, to the model, the most recent meteorological data of the environs of the outdoor piping and the most recent operating data. A heating temperature determination device 42 acquires the delivery source target temperature of pure water in accordance with the UA prediction value and a pure-water use destination target temperature. The heating temperature determination device 42 may be a device that is capable of determining boththe heating temperature and the cooling temperature.

The invention discloses a method for producing straw mushrooms by utilizing waste of pleurotus eryngii and flammulina velutipes. The method is characterized by comprising the following steps of: a) spraying water and wetting dregs of pleurotus eryngii and flammulina velutipes on a mushroom bed, uniformly mixing until water content is 80%, maintaining for 5-7 days, and turning over once at least during the period; b) mixing the mushroom dregs, wherein coverage thickness on the mushroom bed is 20-30cm; c) spraying water and wetting the mushroom dregs until the water content is 30-40%; d) sealing the mushroom dregs, increasing spatial temperature of a mushroom room, maintaining for 24 hours after the spatial temperature reaches 60-65 DEG C, and then naturally cooling; e) when the spatial temperature is reduced to 29-32 DEG C and material temperature is reduced to 35-40 DEG C, sowing straw mushrooms; f) spraying fruiting water when the spatial temperature is reduced to 28 DEG C and after the straw mushrooms are sown for 7 days; and g) fruiting, and harvesting. The method disclosed by the invention contains no pile forming or pile turning process, self produced heat is utilized for sterilizing and disinfecting raw materials, energy is saved, and production cost is reduced; and production cycle is short.