3080 results about "Solar water" patented technology

The invention relates to micro distributed solar-driven combined cooling heating and power system belonging to field of energy technology. The invention includes: solar collection system, organic Rankine cycle thermal power generation system, adsorption refrigeration system, heating and hot water system, hot water distribution system, control system, secondary combustion device. The solar collection system is connected to the pipe of the hot water distribution and control system via the secondary combustion device, and the organic Rankine cycle thermal power generation system and the adsorption refrigeration system and the heating and hot water system are parallel connected to downstream of the hot water distribution and control system via pipes. The invention provides hot water by employing the vacuum tube solar water heater, and provides electricity by using ORC generation system, and provides cold water used by air conditioner and hot water by using the adsorption refrigeration system; the regulation and control on the hot water distribution system is user-oriented, and the system generates electricity, refrigerates, heats based on user requirement, and the system prepares the secondary combustion device to suffice the requirement when illumination is inadequate or user requirement is overlarge.

A water heater system is provided with a solar water heater and an electric water heater having one or more electric heating elements. The solar and electric water heaters are configured to provide a common hot water output. A controller is operatively configured with the water heaters and receives a first signal indicative of a current power demand state of an associated electric utility. In response to the received signal, the controller operates the electric water heater in an energy savings mode during periods of high power demand wherein power consumption of the electric heating elements is restricted. The controller is operatively configured to modulate the degree of power consumption restriction placed on the electric heating elements in the energy savings mode as a function of current hot water supply capacity of the solar water heater.

A solar water heater system composed of retrofitting an existing conventional gas or electric water heater by adding a solar thermal circulating loop, wherein a heat pipe vacuum tube solar collector, a thermal circulating pump, a computer control system with temperature sensors and relative three-way connections, valves and pipes are installed on the existing water storage tank, is disclosed herein along with the method for building the system.

The invention relates to the new material field of chemical engineering technique, in particular to a powder coating with integrated bottom and surface, i.e. a polyester powder coating for a solar water heater. The polyester powder coating is a thermosetting powder coating which is characterized by comprising the following components in percentage by weight: 61-74% of super-weather resistant terminal carboxyl polyester resin, 4.6-6% of curing agent, 15-30% of mixture of pigment and padding and 3-6% of assistant, wherein the super-weather resistant terminal carboxyl polyester resin is obtained by condensation polymerization of polyatomic alcohol and polyatomic acid or polyatomic anhydride under the condition of existence of excess acid, and the acid value range of the super-weather resistant terminal carboxyl polyester resin is 28-40mgKOH/g. The invention can solve the problem that the general powder coating can not simultaneously meet the requirements of super-weather resistance and rust protection.

The invention relates to a water heating device, which consists of a metal tube of which one end is closed and the other end is opened, a flange or a connecting piece with external threads, an electric heating tube and an installation cushion of a heat-insulating electric heating tube, wherein the electric heating tube is arranged in the metal tube of which one end is closed and the other end is opened; after the water heating device is energized and operates, the electric heating tube can be subjected to dry combustion in air to generate infrared light waves, so that the metal tube which wraps the electric heating tube by air heating is arranged in water to separate the electric heating tube from the water, so after the metal tube absorbs heat, the water outside the metal tube can be heated by heat conduction. The water heating device can be applied to electric water heaters, solar water heaters, air energy heat pump water heaters, electric heating boilers, central air-conditioning electric auxiliary heaters, electric heating steam cabinets and electric heating water boilers and is used for heating the water.

The invention provides a solar water heater. The solar water heater comprises a solar collector (1) and at least two water tanks (2); a heat exchanger (24) is arranged in each water tank (2); an inletand an outlet of each heat exchanger (24) are communicated with an outlet and an inlet of the solar collector (1) to form a loop respectively; a heat-conducting medium is filled in the loop; the outlet or the inlet of the solar collector (1) is provided with a pump (3) for causing the heat-conducting medium to flow; and the inlet or the outlet of the each heat exchanger (24) is provided with a valve (25). The invention also provides a heating control method, which can distribute heat collected by the solar collector (1) according to different demands of different users on water temperature and heat the water in the water tanks (2) of the different users.

The invention relates to an energy-saving seedling raising greenhouse, which comprises a greenhouse. A thermal insulation wall is arranged on the back part of the greenhouse; and a solar water heater is arranged on the top of the thermal insulation wall. A plurality of groups of heating radiators are arranged inside the greenhouse; a hot water reservoir is arranged below the ground level of the greenhouse; a hot water outlet pipe is connected with the right end of the hot water reservoir; the water outlet of the hot water outlet pipe is connected with a water inlet of a water delivery pipe; and a circulating pump is connected in series on the water delivery pipe. The water outlet of the water delivery pipe is respectively connected with the solar water heater, a radiating pipe network and the water inlet of the heating radiator groups through electric stop valve pipes connected in series. The solar water heater, the radiating pipe network and the water outlet of the heating radiator groups are respectively connected with the water inlet of a water return pipe through pipes; the water outlet of the water return pipe is connected with the water inlet of a hot water inlet pipe; and the water outlet of the hot water inlet pipe is connected with the left end of the hot water reservoir. The invention aims to provide the energy-saving seedling raising greenhouse which has energy conservation, environmental protection and convenient use and does not need special heating in a cold season.

The invention relates to a phase-change heat storage water tank used for a solar water heater, which is characterized that the phase-change heat storage water tank has excellent low-temperature section heat storage capacity and can effectively improve the working efficiency of the solar water heater on cloudy days and in winter.

The present invention is structure, composition and manufacture of electrically catalytic hydrogen separating electrode. The structure of the electrically catalytic hydrogen separating electrode consists of fluid collecting layer and catalyzing layer compounded together. The catalyzing layer has mixed catalyst powder and adhesive, and may have also conducting powder. The electrically catalytic hydrogen separating electrode in completely new structure has the features of high hydrogen separating catalyzing activity, stable performance, long service life, etc. and may be used widely in chloralkali industry, water electrolyzing industry, solar water electrolyzing hydrogen production, electrochemical hydrogen storing, hydrogen making system, etc.

The invention discloses a water environment ecological management and rehabilitation system. The water environment ecological management and rehabilitation system comprises a solar water-quality detection controller, an air pump, nano-microporous ceramic aerators, hydraulic impellers and biological grilles, wherein the solar water-quality detection controller is respectively connected with the air pump, the nano-ceramic aerators and the biological grilles, the air pump is connected with the nano-ceramic aerators, the hydraulic impellers are arranged above the nano-ceramic aerators, the biological grilles are arranged above the hydraulic impellers, floating-type ecological floating beds floating on the water surface are arranged above the biological grilles and the nano-ceramic aerators are respectively connected with the hydraulic impellers, the biological grilles and the floating-type ecological floating beds. By the water environment ecological management and rehabilitation system disclosed by the invention, the intelligent braking control is achieved and the system is very convenient to mount, use and manage, low in cost, free of noise and efficient to manage. Since the biological grilles and the ecological floating beds adopted in the system are attached with efficient and side-effect-free probiotics microbial flora and coenzyme, eutrophic organic and inorganic pollution sources in the water body can be decomposed.

The invention provides a solar water surface remote control contamination removing ship capable of automatically removing water surface garbage, wherein the ship at least comprises an electric ship and a garbage gathering device, a solar electric power source and a remote control device are installed inside the ship body of the electric ship, the garbage gathering device and a lifting device are installed on the ship body, and the lifting device and the garbage gathering device are positioned at the front end of the ship body. The invention has the advantages of high efficiency, ability of quick travel, convenient operation, labor saving and no secondary pollution.

The invention discloses a compound solar air source heat pump, and belongs to the heat supply field. The compound solar air source heat pump comprises an air source heat pump circulation system, an air source heat pipe circulation system, a solar heat pump circulation system, a solar heat pipe circulation system, a solar air source heat pump parallel-connection circulation system, a solar air source heat pipe parallel-connecting circulation system, a solar air source heat pump serial-connecting circulation system and a solar air source heat pipe serial-connecting circulation system. The compound solar air source heat pump can achieve switchover operation of multiple modes according to the solar radiation conditions and the change of outdoor air temperature, achieve the purpose of making full of various grades of solar energy and air thermal energy, effectively lower the primary investment of a heating system, improve the utilization efficiency and utilization degree of solar energy of different radiation intensities and air thermal energy of different temperature grades, and overcome the defects that when the solar energy is not sufficient, a traditional solar water heater can not reliably supply hot water, and an air source heat pump usually only can use air thermal energy but can not effectively use solar radiation energy.

The invention discloses a full-water-type combined polyether and an application method thereof. The full-water-type combined polyether comprises polyether polyol SA380, polyether polyol 310, a foam stabilizer, N,N-dimethylcyclohexylamine, N,N-dimethylbenzylamine and water. The invention also discloses a composition for preparing polyurethane rigid foam. The full-water-type combined polyether disclosed by the invention overcomes the defect that Freon foaming agents used in the existing combined polyether can produce irreversible pollution in the environment, and the defects of foam deformation, higher brittleness and the like when water is used as the foaming agent. The invention provides a full-water-type combined polyether which uses water as the foaming agent; and the prepared combined polyether has the advantages of favorable thermal conductivity, excellent dimensional stability, excellent flowability, excellent demoldability and high compression strength, is especially suitable to be used as a heat insulating material in the field of solar water heaters, and has obvious environmental-protection advantage and social benefit.

The invention belongs to the field of energy conservation, and in particular relates to a highly-efficient gas-water hybrid solar heat collector and application thereof. In the invention, the form of a traditional panel type solar water heater is utilized, a full copper heat collecting plate is formed by splicing tube plate type heat collecting strips, a secondary tube at the back of each heat collecting strip is respectively connected with an upper main tube and a lower main tube, and a high-absorptivity and low-emissivity selective coating is sprayed on the front surface of each heat collecting strip. Simultaneously, a space between the heat collecting plate and a glass cover plate is taken as an air flow channel and is uniformly provided with four glass baffles such that the residence time of the air in the heat collector is prolonged and the air turbulence in a chamber is strengthened. When the highly-efficient gas-water hybrid solar heat collector is applied to a highly-efficient gas-water hybrid solar heat collecting system, hot water flows in copper tubes at the back of the heat collecting plate, the air flows in the chamber between the heat collecting plate and the glass cover plate, and the hot water and the air are not interfered mutually, thus the highly-efficient gas-water hybrid solar heat collector disclosed by the invention can be used for heating water for daily life in summer, heating the air for heating or drying in winter and simultaneously heating the water and the air in spring and autumn, and the annual utilization rate of the heat collector is increased; in addition, the problem that a solar air heating system is overheat in summer is solved at the same time.

The invention relates to a novel black substance application. The novel black substance application is characterized in that black substances are directly used as solar heat collection layers by the aid of excellent photo-thermal conversion characteristics of the black substances, and the black substances include vanadium extraction tailings, industrial black waste residues, natural black minerals, black compounds and black chemical products. A novel application method is characterized in that the black substances are directly used as the solar heat collection layers to construct a building-integrated solar air collector and a building-integrated solar water heater. Compared with the prior art, the novel black substance application and the novel application method have the advantages that construction cost is lowered greatly, service lives of the solar air collector and the solar water heater are prolonged greatly and can be as long as that of a building, the solar air collector and the solar water heater are high in heat collection efficiency, better in heat collection effect, less prone to attenuation after long-time use and quite simple to mount and maintain and can be integrated with the building, various potential safety hazards are eliminated, utilization rate of the solar water heater is increased, and the novel black substance application and the novel application method can be widely applied to the field of solar water heaters.

The invention belongs to an automatic constant temperature test system for the heat performance of a solar water heater, which comprises a water pipeline system, an electrical control system and a data signal acquisition and analysis system and is characterized in that the water pipeline system is also provided with an automatic constant temperature water device, a backwater circulation utilizing device and a stable-pressure safety device so as to solve the problems of temperature control, heat preservation, and the like in a test process, enable a temperature deviation range of detected water to be controlled within a range from 0.2 DEG C below zero to 0.2 DEG C, and satisfy the detection requirements of the ISO9459-2 standard and the GB/T19141 standard. At the same time, the invention also solves the problems that the full-automatic, multi-station and all-weather detection and the recycling of water sources are difficult, thereby having obvious social benefits and economic benefits.

The invention relates to the field of control of thermal utilization of solar energy and air energy, in particular to an intelligent remote control system for a solar water heater. The intelligent remote control system for the solar water heater comprises a wireless communication module and a control module, wherein the wireless communication module is used for receiving an instruction which is used for inquiring or adjusting various attributes of the solar water heater and is transmitted by a user according to a preset rule through a wireless transmission medium; the control module is used for inquiring or adjusting the relevant attributes of the solar water heater according to the instruction transmitted from the wireless communication module; and when the instruction transmitted by the user is an inquiring instruction, parameter information of the relevant attributes, which is inquired by the control module, of the solar water heater is transmitted to a cell phone or a computer of the user in a short message or text mode by the wireless communication module. By the intelligent remote control system for the solar water heater, constant-temperature water can be provided for the user. The intelligent remote control system for the solar water heater is stable in performance, small in size and low in power consumption, has a remote monitoring function, a controlling function, an alarming function and an inquiring function, and can be started or stopped at regular times; and an operator can control real-time working conditions of the solar water heater in real time through the cell phone or the computer from a place which is far away from the solar water heater.

The invention discloses a solar water surface algae removal system and a water surface algae removal method. A water surface algae removal facility main body comprises a floating barrel, solar polar plates at the periphery, a solar polar plate at the top, solar polar plate brackets, a main body platform, an oxygenation aerator, a motor, a solar storage battery set, a guide barrel bracket, a floating barrel bracket, a water distribution plate, an ultrasonic algae removal instrument, a signal generator, an ultraviolet algae removal instrument, an algae removal agent spraying device, a main controller, water quality monitoring equipment, a power supply controller and a water stream guide barrel. The algae removal system is reasonable in design, compact in structure, easy to manufacture, low in manufacturing cost, convenient to mount, easy and convenient to operate, convenient to repair, low in manpower, effective in water area control, free from secondary pollution and wide in application range, does not need to be watched by a specially-assigned person, can be used for different types of water areas and can be applied to lakes, reservoirs and river channels.

The invention discloses a foaming composition for a water tank of a solar water heater, which is characterized by comprising the following main raw materials: a polyether foaming agent, sodium bicarbonate, chitosan and hollow glass beads. The improved polyether rigid foam composition can be used for reducing the phenomena that after being sprayed from a glossy jar and formed, a polyurethane material has high contractibility, the heat preservation effect of the water tank of the solar water heater is influenced and the water tank is deformed, bulged and barred, or even cracked.

An integrated alternative energy roofing panel incorporates an array of solar concentrator tubes interconnected with transparent web to form a joined plate supported in frame elements with an attached working fluid manifold. The working fluid in the manifold is operatively in contact with the solar concentrator tubes for transferring heat from the tubes. In one exemplary construction, each of the solar concentrator tubes terminates in a conducting metal sleeve which extends beyond the frame element into the manifold. A safety glass panel is attached to one frame element beneath the joined plate. The joined plate and safety glass panel may be sealed to the frame elements to form a chamber and the chamber may be evacuated. A plurality of light emitting diodes (LEDs) are embedded in the web for supplemental lighting. An array of photovoltaic cells mounted to a top surface of the manifold and a battery are interconnected for powering the LEDs. The manifold incorporates a compartment to house the battery as a portion of the integrated panel.

The invention relates to a production method for a big size hollow ceramic plate and a product thereof; common ceramic material and ceramic black substance that is rich in transition metals of fourth period such as natural minerals, industrial waste, and the like, and a extrusion molding method by a vacuum extruding machine are adopted to produce the big size hollow ceramic plate at low cost; the surface or the whole body of the big size hollow ceramic plate is black or dark, and the area of a single plate can be more than 0.5m<2>; a ceramic perforated plate, a ceramic through hole plate and an attachment of the big size hollow ceramic plate form a tandem of the big size hollow ceramic plate in the forms of glued joint and socket joint, or ceramic seal plates are connected in series to form the tandem of the big size hollow ceramic plate; the tandem of the big size hollow ceramic plate can be applied to a solar water heater for supplying hot water, to a solar roof and wall for providing refrigeration, warm air and hot water for the building, to a large-scale solar air course and a large-area solar heat collecting site for power generation, to far infrared drying for energy saving, to building radiator for realizing the purposes of saving energy, reducing indoor dust blowing and promoting health.

The invention discloses a double-thermoelectric power generation device for a solar water heater. The double-thermoelectric power generation device mainly comprises a solar heat water, a first thermoelectric power generation module, a second thermoelectric power generation module and a cold water circulating system, wherein a cylindrical channel is reserved at the center in a heat-insulating hot water tank of the solar heat water; the first thermoelectric power generation module having a cylindrical shape is mounted in the cylindrical channel; a cylindrical channel is also reserved at the center of the first thermoelectric power generation module; a first cold water pipe passes through the cylindrical channel at the center of the first thermoelectric power generation module; a first cold end face of the first thermoelectric power generation module is in contact with the first cold water pipe while a first hot end face is in contact with the hot water in the heat-insulating hot water tank; the second thermoelectric power generation module is arranged between the heat-insulating hot water tank and a cold water tank; a second cold end face of the second thermoelectric power generation module is in contact with the cold water tank while a second hot end face is in contact with the heat-insulating hot water tank; the heat-insulating hot water tank is connected with the cold water tank through a lower water pipe; the cold water tank is connected with a cold water source, a water pump and a heating radiator through the water pipe. The double-thermoelectric power generation device is capable of supplying hot water and generating electricity, is energy-saving and environment-friendly, is safe and high-efficient and is capable of effectively solving the problem of energy waste caused by hot water evaporation.

The invention provides a solar water heater. The solar water heater comprises a heat collector, wherein the heat collector comprises a heat collecting pipe which comprises a heat absorbing end and head discharging ends; the heat discharging ends are arranged in a water tank; the heat collecting pipe comprises a flat pipe and ribs, wherein the flat pipe comprises pipe walls which are in parallel mutually, and the ribs are arranged between the pipe walls; the ribs comprise sloping parts which are obliqued relative to the pipe walls; the adjacent sloping parts form an inclined angle A, and the inclined angle A formed between the adjacent sloping parts is reduced gradually in the direction from the middle parts of the pipe walls of a cross section of the flat pipe to the side walls on two sides of the flat pipe. According to the solar water heater disclosed by the invention, flow pressure at the middle part of the heat collecting pipe is reduced, and correspondingly the flow pressure on two sides is increased, so that the problem that the internal pressure under the situation that the flat pipe exchanges heat is uneven is solved.

A solar water heater includes a number of elongate water heating units which can be interconnected in series. The solar water heater can be installed vertically or inclined to have maximum solar exposure. Each water heating unit can utilize inner and outer glass tubes, which may or may not be a twin glass tube, to collect and conserve solar thermal energy inside. An inner metal water container extends through an opening in the inner and outer glass tubes. Heat transfer elements can be inserted between the inner tube and the metal water container. The solar water heater can work on natural convection and city water pressure.

The invention provides a loop heat pipe solar water heater system which comprises a solar water heater and a heat utilizing device. The circulating pipe of the solar water heater comprises an auxiliary electric heater. According to the loop heat pipe solar energy utilization system, the absorbing ability of solar energy is improved, and energy is saved.

The invention relates to a preparation method for a phase change energy storage material in the field chemistry and chemical engineering. The method comprises the following steps: (1) the phase change energy storage material comprises the following materials in percentage by weight: 3-80% of inorganic salt, 2-30% of emulsifying agent, 2-5% of auxiliary emulsifying agent, 3-80% of paraffins and 1-35% of water; (2) adding the inorganic salt in the water, and heating the water to obtain an inorganic salt mixture water solution; (3) mixing and heating the emulsifying agent and the auxiliary emulsifying agent; (4) adding the paraffins to the mixture of the emulsifying agent and the auxiliary emulsifying agent, and heating the mixture; (5) adding the inorganic salt mixture water solution to the paraffins phase change material in the step (4), and uniformly stirring; and (6) cooling the emulsifying liquid in the step (5) so as to obtain the target product. According to the preparation method, the inorganic phase material is compounded with the paraffins by the emulsifying way so as to obtain cross phase change material, and therefore the defects that the inorganic phase change energy storage material is excessively cold and is separated, and the organic phase change material have smaller heat conductivity coefficient, can be solved. The preparation method is applicable to the fields such as the house constant temperature field, the solar water heater field, the heat accumulation and electronic constant temperature field, etc.

The invention relates to a vacuum pipe of a solar energy water heater, relating to components of the solar energy water heater, comprising a cylindrical external glass pipe, a vacuum layer and an internal glass pipe. The external surface of the internal glass pipe is coated with an absorption coating. The internal glass pipe is rhombic, elliptic, quadrate or polygonal. The shade side of the lower portion of the cylindrical external glass pipe is provided with a semicircle mirror with a heat absorption area of 360 degrees. The vacuum layer is enlarged, and the projective daylighting area and the oblique daylighting area are greatly increased. The objective sunlight is focused to a line to realize real focusing, and heat generation is quick and high effective.

The invention discloses a system and a method for intelligent hot water circulation control and a domestic solar water heater. The system comprises an outlet water circulation pipeline connected with a water outlet of the solar water heater, a return water circulation pipeline connected with a water inlet of the solar water heater and a main controller. The outlet water circulation pipeline is provided with a flow sensor and a temperature sensor, and the flow sensor and the temperature sensor are used for sending water flow signals to the main controller when water flows in the pipeline. The return water circulation pipeline is provided with a water pump. The outlet water circulation pipeline is connected with the return water circulation pipeline through an electromagnetic valve. The main controller is connected with the flow sensor, the temperature sensor, the electromagnetic valve and the water pump, and is provided with a temperature control module and a time control module. The system, the method and the domestic solar water heater are wide in application range, high in practicality and efficiency, energy-saving and environment-friendly, users living in high-rise buildings and low-rise buildings can use solar water heaters, and hot water can be used conveniently at any time.

The invention provides a solar water quality improving machine. The solar water quality improving machine comprises a solar power assembly, a bottom layer flocculent sludge absorption and discharge assembly, floaters, and a moving and controlling assembly, wherein the floaters are respectively used for bearing the solar power assembly and the bottom layer flocculent sludge absorption and discharge assembly; and the two floaters are integrally connected into a whole through a connection rod. According to the solar water quality improving machine provided by the invention, the solar power assembly, the bottom layer flocculent sludge absorption and discharge assembly and the like are assembled together by using solar photovoltaic power; flocculent bottom mud at a bottom layer of a water bodyis absorbed and discharged to a surface layer of the water body by using the solar photovoltaic power; the discharge amount of flocculent sludge at the bottom layer is controlled by using the illumination as a condition index, so that the sedimentation of the bottom mud of the water body is reduced; organics decomposition and nutrient release in the sludge can be promoted; the nutrient balance ofthe water body is adjusted; the water quality is improved; the sedimentation pollution is reduced; and the level of productive capacity of the water body is improved.

The invention provides a solar water heater with a temperature control function. The solar water heater comprises a central controller, a heat collector and a water tank connected with the heat collector, the water inlet of the heat collector is communicated with an external water source through a pipe, the water tank is connected with the heat collector, the water tank and the heat collector are provided with electric heating devices and temperature control devices, and therefore temperature control of the solar water heater can be achieved. According to the solar water heater, heating power can be controlled according to the water temperature, so that an inner container is prevented from being heated rapidly to expand. Meanwhile, the water temperature can be controlled according to the flow rate of water, and uniformity of heating temperature is guaranteed.