41results about How to "Constant indoor temperature" patented technology

A heat pump unit variable temperature heating water temperature control method and its control device, a hot water central heating system using a heat pump and its control method, especially relates to a heat pump unit water temperature control method used for radiator heating and a device for realizing the control method The control device includes the following steps: obtaining the indoor temperature and the room temperature setting value; adjusting the temperature control setting value of the water outlet of the three-way thermostatic valve according to the difference between the indoor temperature and the room temperature setting value Ts; according to the temperature difference according to the predetermined temperature range and Heating or cooling speed, gradually adjust the set value of the water outlet of the three-way thermostatic valve; at the same time, synchronously adjust the set value of the water temperature when the compressor stops to make the water temperature of the medium temperature water equal to the water temperature of the outlet of the three-way thermostatic valve, so as to realize the temperature control of variable temperature heating water; the present invention only uses High-temperature hot water can be produced by single-stage compression and ordinary environmentally friendly refrigerants, which can meet the requirements of high and low heating load changes while realizing the function of energy storage when a large amount of heat energy is not needed indoors, and play the role of shaving peaks and adding valleys.

The invention discloses a phase-change negative ion glass magnesium artificial stone board and a manufacturing method thereof, comprising a cementitious material layer, a glass fiber mesh cloth layer embedded in the cementitious material layer, a natural color surface layer located at the bottom of the artificial stone board, and a natural color surface layer located at the top of the artificial stone board The sanding surface layer, the gelling material layer contains phase change material capsules. The invention has the advantages of low water absorption rate, high softening coefficient and high compressive strength, and can be widely used in interior decorative fireproof boards. Infrared rays have the effect of human health care.

The invention discloses a making apparatus of a phase changing and temperature adjusting plastic and wood laminated composite board. The apparatus comprises an extrusion feeding device, a current collector, a lamination device, a boundary forming device and an extrusion molding device, the extrusion feeding device, the current collector, the lamination device, the boundary forming device and the extrusion molding device are sequentially connected in series, and a plastic and wood material and a polymer material go through the melt extrusion feeding device and the current collector to form a lamination device multilayer laminated composite material; and the laminated composite material melt enters the boundary forming device, the upper side and the lower side of the channel of the boundary forming device are provided with a plurality of rows of pins, a surface layer material is scratched by the pins when the melt forward flows, the original layer array structure is destroyed, and the surface layer changes from the layered material to a mixed material. The outermost layer of the board obtained by adopting the apparatus is destroyed, and external layer boundary layers are mixed, so when the surface layer is worn in the use process, the mixing of the external layer boundary layers thickens the external surface layer, and the surface treatment in the use process is easy.

The invention provides an energy-storing geopolymer. The energy-storing geopolymer is prepared from the following raw materials: 20-100 parts by weight of coal ash, 10-20 parts by weight of slag, 20-50 parts by weight of natron and 5-30 parts by weight of sodium hydroxide. According to the energy-storing geopolymer, industrial waste residues are adopted as a raw material, the excitant type is changed to prepare the geopolymer with energy-storing performance, not only are the advantages of low heat conductivity coefficient, high curing speed, high production efficiency, low cost and wide raw material resources of existing base geopolymers maintained, but also energy can be absorbed and released, the effects of saving energy and protecting the environment are achieved truly, and the defectsof similar materials are overcome; according to the geopolymer, a heat conductivity coefficient is 0.05-0.12 W / (m*K), the compressive strength is 0.6-80 Mpa, and a potential heat value reaches 170-190KJ / m2. The invention further provides a preparation method of the energy-storing geopolymer.

A heat pump unit for radiator heating and its control method, relating to a hot water central heating system using a heat pump and its control method, in particular to a heat pump unit for providing hot water for radiator heating and a control method for the heat pump unit , including the air supply and enthalpy-increasing compressor unit, radiator, high-temperature heat storage device, and medium-temperature volumetric device; the refrigerant circulation loop starts from the compressor and passes through the four-way valve, high-temperature heat storage device, medium-temperature volumetric device, economizer, and main heat Expansion valve and air supply expansion valve, as well as fin heat exchanger, four-way valve and gas-liquid separator, and then return to the compressor; the control device realizes variable temperature heating by controlling the operation process of the refrigeration system and the operation process of the hot water system of the heat pump unit Water temperature control: the invention can produce high-temperature hot water only by using single-stage compression and ordinary environmentally friendly refrigerants, and can meet the requirements of high and low heating load changes, and at the same time realize the function of energy storage when a large amount of heat energy is not needed indoors. The effect of cutting peaks and adding valleys.

The embodiment of the present invention discloses an air-conditioning system, which is used to solve the problem that the existing air-conditioning makes the indoor temperature further drop under the low-temperature and high-humidity rainy season environment, which affects the comfort of the indoor environment. An air conditioning system in an embodiment of the present invention includes: a compressor, a four-way valve, an outdoor heat exchanger, a first indoor heat exchanger, a second indoor heat exchanger, and a dehumidification solenoid valve; The outdoor heat exchanger is connected, and the outdoor heat exchanger is sequentially connected with the first indoor heat exchanger and the second indoor heat exchanger, and the second indoor heat exchanger is connected with the The compressor is connected; the dehumidification solenoid valve is installed in parallel with the outdoor heat exchanger.

The invention discloses a self-air-supply ash-filtering cooling silencing closable fireproof tall building with a solar warming water heater. An air supply system consists of a blind window with self-cleaned glass, a spraying water pipe, an air inlet main pipe which extends to an underground garage and then is sealed at a roof, air inlet branch pipes and valve covers which extend to each room, a stainless wind energy fan which extends from the underground garage to a place which is 6 m higher than the roof or a pipe orifice with a rain shade, an air exhaust main pipe of which the lower end is sealed, and air exhaust branch pipes and the valve covers which extend to each room. A heat preservation system consists of an internal door, windows, rolling gates which are arranged outside the windows, anti-theft fences, a heat preservation layer which is arranged on the external wall, an air relative isolation layer which is arranged outside the heat preservation layer, and a ceramic partition wall which is arranged outside the air relative isolation layer. Preferably, the solar warming water heater which is arranged on a shelf is connected with an indoor electric water heater and metal pipes under the floor to form a heat collection system. The invention has the advantages that: a livable environment which is dustless, quiet, warm in winter, cool in summer and fresh in air is created; and when a fire alarm is given, the doors, the windows, air inlet pipelines and air outlet pipelines are closed to eliminate a chimney effect, and with no need of escaping, people can wear gas masks, carry oxygen bottles and hold fire extinguishers to effectively extinguish fire.

The invention relates to a dynamic control method for a heating heat pump water system. The method comprises the following specific steps that a heating water circulating system is prepared; the temperature to be reached is set and recorded as T<0>; indoor temperature is measured, and recorded as T<S>; the difference value of the indoor temperature T<S> and the temperature T<0> to be reached is obtained through comparison, and when |T<0>-T<S>|>=5, a high heating mode is started; when |T<0>-T<S>|<5, an energy saving mode is started; and when the energy saving mode is started, the water temperature of an intermediate-temperature container and the temperature of an outlet C of a three-way thermostatic valve need to be dynamically adjusted according to the difference value of the indoor temperature T<S> and the temperature T<0> to be reached to dynamically adjust heating temperature to ensure that the indoor temperature is proper. The dynamic control method has the beneficial effects that according to the control method, the single heating form of a heat pump water heater is changed to heating with the high heating mode and the energy saving mode. Under the high heating mode, the indoor temperature can be improved fast; and when the indoor temperature is close to the set temperature, the high heating mode is automatically converted to the energy saving mode, it can be guaranteed that the indoor temperature is constant, and the indoor temperature is prevented from exceeding comfortable temperature.

The invention discloses a thermal insulation and ventilation device, which comprises a cold air chamber in the main body, the left side of the cold air chamber is connected to the outdoor, and the right side is connected to the indoor, and the upper side of the cold air chamber is provided with a warm air chamber. The right side of the first warm air chamber is connected to the indoor, the upper side of the first warm air chamber is provided with the second warm air chamber, the right side of the second warm air chamber is connected to the indoor, and the upper side wall of the cold air chamber is provided with a An intercommunicating guide groove 1; the present invention is easy to operate and low in manufacturing cost, and can drive the double-sided rack to rotate through the sector gear, and simultaneously rotate the door 1 and the door The movement of the second door and the third door realizes the automatic control of the isolation or intercommunication between the indoor air and the outdoor air, and keeps the indoor temperature constant through the heater while exchanging air.

The embodiments of the present invention provide an electric heater heating system and method based on heat insulation of a phase-change energy storage envelope structure. The system includes an energy storage type electric heater, a controller, a collector, a server and an enclosure structure, wherein the controller is connected with the energy storage type electric heater and the collector respectively, the collector is communicated with the server, and the enclosure structure includes a transparent The light insulation layer and the wall insulation layer are arranged on the inner layer of the light transmission structure of the building, and the wall insulation layer is coated on the inner wall of the wall. In the embodiment of the present application, the phase transition is used to store energy in the low valley electricity, and the valley electricity is fully utilized, which not only reduces the heating cost, but also reduces the capacity demand on the power grid. The enclosure structure installed in the building realizes near-infrared transmission and far-infrared reflection, makes full use of solar energy for heating, and prevents the dissipation of indoor thermal energy, effectively reducing the consumption of heating energy. By controlling the size of the heating air door of the energy storage electric heater and adjusting the heating power, the indoor temperature is kept constant and comfortable heating is realized.