1322 results about "Collector device" patented technology

The invention relates to the technical field of intelligent heat supply, in particular to a multi-source energy fusion agricultural greenhouse intelligent heat supply and regulation and control system, which comprises a multi-source energy acquisition module for acquiring energy output parameters of a solar heat collector, a geothermal well and a biomass boiler in real time and monitoring external meteorological data of a greenhouse; the energy dynamic matching module is used for generating an energy scheduling strategy through a dynamic priority algorithm and outputting a target energy type and supplied energy; the energy storage buffer module is used for storing or releasing the supplied energy and outputting the temperature and the residual capacity of an energy storage medium; the multi-parameter coupling regulation and control module is used for generating a regulation and control instruction through an environment parameter coupling model; the actuating mechanism driving module is used for converting the regulation and control instruction into control signals of a heater, a fan and a humidifier; the self-learning optimization module is used for dynamically correcting the dynamic priority algorithm and the environment parameter coupling model; according to the invention, through multi-parameter cooperative regulation and dynamic optimization, crops are ensured to be in the optimal environmental conditions in different growth stages.

The invention provides a solar energy-air energy composite heat pump system based on self-contained energy storage cascade application and a control method. The solar energy-air energy composite heat pump system comprises a heat pump host module, a solar module and a hydraulic module. Hot water generated by the solar heat collector is accumulated in the energy storage water tank and serves as an external heat source for active enhanced vapor injection to improve the performance of the heat pump. An active enhanced vapor injection device is designed for a heat pump host module, a refrigerant in an economizer absorbs heat of heat storage hot water, is jetted to a middle pressure cavity of a compressor and is converted into heating capacity, and the performance of the heat pump is greatly improved. When it is detected that the temperature in the heat storage water tank is reduced to a certain temperature, the flow direction of the heat storage hot water is switched through the switching assembly, the heat storage hot water is pumped to the heat pump fluorine-water heat exchanger for heat exchange, the heat pump performance is improved, and cascade application of the heat storage hot water is achieved. Refrigerant flows in the fin type heat exchanger and the fluorine-water heat exchanger are controlled by respective electronic expansion valves, and the opening degrees of the fin type heat exchanger and the fluorine-water heat exchanger are adjusted according to respective air suction superheat degrees, so that respective optimal heat exchange effects are realized.

The invention provides a multi-energy coupling air source heat pump heating type selection and operation method and system, and relates to the technical field of air source heat pumps, which comprises the following steps: predicting a heating load according to building parameters and meteorological parameters, selecting an air source heat pump, and connecting a solar heat collector, a heat storage water tank and a heating tail end. Then, according to the meteorological parameters, the heat yield of the solar heat collector is calculated, the heat collection area and the volume of the heat storage water tank are determined, and an air source heat pump heating performance curve is established; and finally, the input temperature threshold value of the solar heat collector and the operation time period of the air source heat pump are determined based on the system operation optimization model, solar energy is preferentially used for heating, heat supply supplementation is conducted in combination with the heat storage water tank and the air source heat pump, and therefore the energy utilization efficiency is improved, and the heating cost is reduced.

The invention discloses a system and a method for controlling a mirror surface light following angle of a photo-thermal power generation system based on temperature control, and aims to solve the problems that an existing photo-thermal power generation system often depends on a fixed mirror surface angle adjusting strategy and cannot respond to complex illumination and temperature changes in time, so that the heat collection efficiency is low, and the system is inconvenient to use. The system can accurately adjust the angle of the heat collector in real time, maximize the illumination receiving efficiency and optimize the heat collection effect through the cooperation of a plurality of intelligent modules such as the data acquisition module, the illumination prediction module, the temperature prediction module and the mirror surface adjustment module, in addition, the system ensures that the heat collection efficiency is not influenced by angle adjustment through the heat collection efficiency detection and feedback module, and the system is suitable for popularization and application. According to the combined adjusting method based on temperature self-sensing, the self-adaptive capacity, the heat collecting efficiency and the system stability of the photo-thermal power generation system are improved, and the hysteresis quality and instability in the traditional technology are overcome.

The invention relates to the technical field of photo-thermal assemblies, and particularly discloses a photo-thermal assembly with a hexagonal three-split structure, which comprises a photovoltaic laminated part, a heat collector and a frame coating the side edges of the photovoltaic laminated part and the heat collector, the photovoltaic laminated piece sequentially comprises a front plate, a front packaging material, a battery layer, a rear packaging material and a rear plate from bottom to top; the heat collector comprises a second-layer metal plate and a first-layer metal plate, the second-layer metal plate is arranged on the top face of the first-layer metal plate, and an inlet area, a flow dividing area, an evaporation area, a flow guiding area, a confluence area and an outlet area are arranged on the upper surface of the second-layer metal plate. Through geometric structure innovation and flow channel engineering optimization, balance among fluid mechanics, heat conduction and structural strength is achieved, a brand new technical scheme is provided for efficient and safe photo-thermal integrated equipment, and remarkable engineering application value and market competitiveness are achieved.

The invention discloses a method for improving photo-thermal conversion efficiency of a photo-thermal material under large-range light intensity, the photo-thermal material and a solar heat collector, and belongs to the field of solar evaporation water treatment. According to the technical scheme, the method comprises the steps that polyaniline particle-loaded carbon aerogel is prepared, the light intensity range is greatly widened to 10 sunlight intensities or above through a Fresnel lens, the corresponding relation between the material surface water evaporation rate and the temperature change is established, and the energy loss is reduced to the maximum extent by adding a foam side heat insulation layer; and the water evaporation rate of the photo-thermal material is improved. The method is applied to the aspect of solar water evaporation, and the problem that the water evaporation rate is low in an existing solar evaporation method is solved.

The invention discloses a spatial distance measurement method and system based on a three-dimensional measurement fusion technology, and relates to the technical field of spatial distance measurement, and the method comprises the steps: arranging a sensor group which comprises a multi-view vision imaging module and a laser contourgraph module; performing multi-view image acquisition based on the multi-view vision imaging module to generate a preliminary depth map, and performing laser scanning based on the laser contourgraph module to generate three-dimensional point cloud data; the preliminary depth map and the three-dimensional point cloud data are subjected to data fusion, a three-dimensional model of a target object is generated, and the target object is a main bracket of the photo-thermal power generation trough type heat collector; and analyzing the three-dimensional model of the target object, determining the deviation value of each point position of the target object, and obtaining a space distance measurement result of the target object. The technical problem that in the prior art, space distance measurement of a main bracket of a photo-thermal power generation trough type heat collector is low in measurement precision is solved, and the technical effect of improving the measurement precision is achieved.

The invention discloses a geological battery energy storage system and an operation method. The system comprises a medium and low temperature heat storage module, a high temperature heat storage module and a heat engine circulation module. In the heat storage process, low-grade waste heat can be pumped to the medium temperature to be stored in the medium-low temperature heat storage well, or a solar heat collector, an air source heat pump and the like are used for conveying medium-low temperature heat sources to be stored in the medium-temperature heat storage well. In the charging process, a heat source of the medium-low temperature heat storage module is upgraded and stored in a high-temperature heat storage well by using electric power to drive heat pump circulation; in the discharging process, heat engine circulation is adopted to convert stored high-grade heat energy into electric energy. According to the invention, multiple types of underground spaces can be fully utilized to promote new energy consumption, the stability of a power grid is improved, and meanwhile, concealment and safety are achieved.

The invention relates to the technical field of solar photo-thermal utilization, in particular to a photovoltaic and energy storage standby power supply anti-overheating system for a solar photo-thermal system, which comprises a monitoring communication unit, a control management unit and a remote monitoring unit. In the control management unit, a central control module controls the state of a heat collector according to a multi-parameter fusion judgment algorithm and data of a monitoring communication unit, and an energy management module optimizes power supply and energy storage of a photovoltaic power supply to the heat collector by using a maximum power point tracking and dynamic power distribution algorithm. The heat regulation and control module manages the heat dissipation and heating device through self-adaption, smooth transition and intelligent start-stop algorithms, the state of the heat dissipation and heating device is monitored and evaluated by the remote monitoring unit, and the remote monitoring unit determines a strategy through a multi-target optimization algorithm according to an evaluation result and transmits an instruction to the control management unit through the monitoring communication unit to regulate equipment parameters.

The invention provides a multi-energy complementary heating system suitable for dwellings in Tibet regions, and relates to the technical field of building energy conservation and renewable energy utilization. The multi-energy complementary heating system suitable for the folk houses in the Tibet region comprises a solar heat collector, a phase change energy storage wall, a heat storage water tank, an outdoor air source heat pump unit and a tail end fan coil. The solar heat collector collects heat to provide heat for heating when the solar radiation intensity is high. When the solar radiation intensity is low or in cloudy and rainy days, the air source heat pump unit serves as an auxiliary heat source to absorb heat from outside air for indoor heating; the phase change energy storage wall can store redundant heat and release the heat at night or at low temperature, so that all-weather heating is ensured; when the system is in a non-working state in a cold environment, the water pump is started, so that a circulating medium in a pipeline keeps flowing slowly, and freezing is avoided; the special climate and building structure of Tibet are fully considered, the heating efficiency is improved, and the stability and economical efficiency of the system are enhanced.

The invention discloses an efficient solar photovoltaic direct-driven heat collection and power generation integrated device and a using method thereof.The efficient solar photovoltaic direct-driven heat collection and power generation integrated device comprises a supporting column, a driving device is fixedly installed at the top of the supporting column, a supporting table is fixedly installed at the output end of the driving device, and a photovoltaic panel is fixedly installed at one end of the supporting table; a heat collector is fixedly installed on the side, away from the supporting table, of the photovoltaic panel, a storage battery is fixedly installed at the top of the supporting table, a light sensing device is arranged at the other end of the supporting table, and a protection device is further arranged at the top of the supporting table. When the buffer plate collides with other large parts, the buffer plate can move towards the direction of the baffle plate to absorb the impact force, and the impact may cause the breakage of the photovoltaic panel and even cause the failure of normal operation of the photovoltaic panel, so that the power generation capacity is lost, and the service life of the equipment may be influenced.

The invention belongs to the technical field of solar photo-thermal power generation, and discloses a tower type solar power generation system based on lunar soil particle moving bed heat exchange, which utilizes local materials of lunar soil to prepare solid heat storage particles as a heat transfer and heat storage medium, greatly reduces the mass and volume of the system and the cost and risk of transporting materials from the earth, and improves the energy efficiency. The efficient particle moving bed heat exchanger combining the particle receiver and the heat collector utilizes direct efficient contact heat exchange between solid particles and between the particles and a heat exchange working medium, has the characteristics of high heat exchange efficiency, small heat loss and compact structure, and is particularly suitable for space vacuum and microgravity environments; it is ensured that heat is reliably and stably transmitted to the Brayton cycle power generation system from concentrated solar energy, and power is generated through the Brayton cycle power generation system.

Provided is a power generation system and method based on compressed air energy storage technology through solar auxiliary hot humid air. The system comprises an energy storage subsystem, a solar heat storage subsystem, and a turbine generator subsystem which are connected in sequence. The energy storage subsystem includes a motor, a compressor, and an air storage tank which are connected in sequence. The solar heat storage subsystem includes a solar heat collector and a solar heat exchanger. The solar heat collector and the solar heat exchanger are connected through a heat transfer oil circulation loop. The system compresses and stores compressed air using the electricity of the power grid when an electrical load is within a low valley, releases the compressed air when the electrical load is within a peak, and heats and humidifies the air before entering the turbine using the recovered compression heat and solar energy.

The invention relates to the technical field of photovoltaic photo-thermal heating, and discloses a photovoltaic photo-thermal heat pump heating control method based on a dynamic load. The method comprises the steps that the solar irradiation intensity, the environment temperature, the relative humidity and the building heat load requirement of a target heating area are measured and recorded, and environment load data are formed; on the basis of the data, the connection topology of a photovoltaic photo-thermal heat collector array and a heat pump unit is optimized through a multi-source heat supply assembly collaborative configuration method, and a system structure configuration scheme is determined; according to the scheme, the output thermal power of the heat collector array is dynamically predicted through a photo-thermal conversion efficiency prediction method, and a predicted thermal power distribution scheme is obtained; and finally, on the basis of the predicted heat power distribution scheme, a circulation path of a heat medium between the heat collector array and the heat pump unit is independently controlled through a heat medium directional scheduling method, and a heat medium scheduling instruction is generated. According to the method, dynamic cooperation of all assemblies of the heating system can be achieved, the method adapts to building heat load changes, and the flexibility and adaptability of system operation are improved.

The invention discloses focus ray paraboloid detection equipment and a use method, and belongs to the field of solar reflector precision detection. The device comprises a ray source, a scale and a keel, rays or extension lines of the rays of the ray source penetrate through a paraboloid focus to be detected, a dial corresponding to the rays is arranged on the scale, the original point of the dial and an intersection point ray source are located on the same paraboloid, and the ray source and the scale which are located on the same paraboloid are fixedly connected through a support. The bracket and the ray source form a focus ray paraboloid detection unit; the focus ray paraboloid detection units are arranged in parallel and are perpendicular to the keel; each focus ray paraboloid detection unit is divided into a left group and a right group which are symmetrical, and the left-right distance between the inner sides is larger than or equal to the outer diameter of a heat collecting pipe of a detected paraboloid heat collector. According to the invention, a detection result and an adjustment target can be formed on site after regular operation and detection on an application site.

The invention relates to a molten salt groove type heat collecting device, an operation method of the molten salt groove type heat collecting device and a molten salt groove type photo-thermal power station, and belongs to the field of molten salt groove type photo-thermal power stations. The heat collection mechanism comprises a plurality of heat collectors which are connected in series through pipelines to form a heat collector group, and the two ends of the heat collector group are communicated to the molten salt tank; the heat collector set is arranged in a U shape, a pipeline at the bottom of the U shape is a middle jumper pipe, and the middle jumper pipe is located at the highest position. And a gas outlet of the gas heating mechanism is communicated with the middle jumper pipe. The two ends of the U-shaped heat collector set are communicated with the fused salt tank, the highest position of the heat collector set is communicated with the gas heating mechanism, heating and salt injection can be conveniently conducted on the heat collectors, the automation degree is high, and convenience and rapidness are achieved.

A device and related method that provides, but is not limited thereto, a two-phase heat transfer device with unique combination of enhanced evaporation and increased cooling capacity. An advantage associated with the device and method includes, but is not limited thereto, increased cooling capacity per unit area, controlled and optimized evaporation, prevention of boiling, and prevention of drying of the evaporator. An aspect associated with an approach may include, but is not limited thereto, using anon-wetting coating or structure to keep working fluid away from the spaces between elongated members of an evaporator and using a wetting coating or structure to form thin films of working fluid around the distal region of the elongated members. For example it can be used to cool a computer chip, a skin of a hypersonic flying object, parabolic solar collector, turbine or engine blade, or any other heat source that requires high heat flux.

A heat collector includes a body including a hollow portion extending from a first end to a second end of the body and being a metal-extruded body having a light-receiving surface to receive sunlight, a pair of lids adjacent to the first end and the second end and covering the hollow portion, an inlet located in one of the pair of lids to allow a heating medium to enter the hollow portion, and an outlet located in one of the pair of lids to allow the heating medium to exit the hollow portion.

The carbon dioxide trapping system based on solar energy comprises an absorption tower which is provided with a first inlet, a first outlet, a second inlet and a second outlet; the desorption tower is provided with a third inlet, a third outlet, a fourth inlet, a fourth outlet and a fifth outlet; an inlet of the first pipeline is communicated with the fourth outlet, an outlet of the first pipeline is communicated with the fourth inlet, and a first pump body is arranged on the first pipeline; the reboiler is used for heating the liquid in the first pipeline; the solar heat collector comprises a light gathering piece, the light gathering piece is used for gathering sunlight, the sunlight gathered by the light gathering piece serves as a heat source of the reboiler, the light gathering piece is arranged on at least one of the absorption tower, the desorption tower and the solar installation frame, and the solar installation frame, the absorption tower and the desorption tower are arranged at intervals. Therefore, the carbon dioxide trapping system based on the solar energy has the advantages of reducing energy consumption and saving energy.

Collector device for collecting the electromagnetic radiation (30) emitted by a radiation source (14), wherein the collector device (15) is configured such that electromagnetic radiation (30) incident at a first focal point (26) is directed to a second focal point (27). The collector device comprises a first shell (31, 32, 33) made of a material transparent to the electromagnetic radiation (30), wherein the first shell (31, 32, 33) is coated with a first reflective layer (35, 36, 37) made of aluminum. The collector device comprises a second shell (32, 33, 34) made of a material transparent to the electromagnetic radiation (30), wherein the second shell (32, 33, 34) is coated with a second reflective layer (36, 37, 38) made of aluminum.The first shell (35, 36, 37) and the second shell (36, 37, 38) are arranged coaxially with respect to an axis (28) spanning between the first focal point (26) and the second focal point (27), wherein the first shell (31, 32, 33) forms a first back mirror off which the electromagnetic radiation (30) between the first focal point (26) and the second focal point (27) is reflected, and wherein the second shell (32, 33, 34) forms a second back mirror off which the electromagnetic radiation (30) between the first focal point (26) and the second focal point (27) is reflected. The invention also relates to a wafer inspection system with such a collector device.

The invention discloses a solar heat utilization optimization method of a heat collector, heat collector equipment and a computer device. The method comprises the following steps: predicting radiation characteristics of suspended nanoparticles based on an artificial neural network model by utilizing a boundary element method; parameters of the heat collector are optimized through a genetic algorithm, and the radiation characteristics of the suspended nanoparticles are evaluated; constructing a heat collector structure optimized by the genetic algorithm in the finite volume method simulation framework, and verifying the rationality of parameters of the heat collector structure; preparing a ternary mixed nano suspension, and verifying the stability of the ternary mixed nano suspension; a heat collector device is prepared based on the ternary mixed nano suspension, a sensor network is arranged in the heat collector device to continuously collect data, the solar heat utilization rate of the heat collector device is determined according to the data, and the data is uploaded to an upper computer to be managed and analyzed. Optimization and performance improvement of the solar heat collector equipment are achieved, and the thermal performance of the heat collector equipment is improved.

The invention discloses a molten salt groove type heat collecting device which comprises a heat collector rotating along with the sun and a connecting assembly. The heat collector comprises a heat collecting pipe for collecting heat; the connecting assembly comprises a metal hose, a first connecting pipe and a second connecting pipe for communicating one end of the metal hose with the fixed pipeline; and the other end of the metal hose is communicated with the end part of the heat collecting pipe through the first connecting pipe. The overall structure of the device can be simplified, the number of potential leakage points is reduced, and the leakage risk is reduced.

The invention relates to the technical field of solar energy, in particular to a solar large flat plate collector with a cleaning function, which comprises a collector glass cover plate, a mounting structure is arranged outside the collector glass cover plate, and a first cleaning mechanism and a second cleaning mechanism for cleaning the collector glass cover plate are arranged on the mounting structure. The first cleaning mechanism and the second cleaning mechanism are used in cooperation. And the first cleaning mechanism comprises two rollers. According to the solar large flat plate collector with the cleaning function, the rollers are driven by external power to rotate, the wiping cloth can be easily replaced by the two rollers through the coordinated action of winding and unwinding, the whole process is easy to operate, complex disassembly and assembly steps are not needed, the time needed for replacing the wiping cloth is shortened, and the cleaning efficiency is improved. The continuous use efficiency of the equipment is improved, the wiping cloth can better play a cleaning role in the wiping process, and the cleaning effect on stains and dust on the glass cover plate is enhanced.

The invention relates to the technical field of solar heat collection, in particular to a planetary gear train solar heat collection reactor for methane reforming reaction, which comprises a heat absorption tube and a hollow tube, planetary gears are respectively fixed at two ends of the heat absorption tube, the planetary gears are meshed with gear rings, sun gears are respectively fixedly connected at two ends of the hollow tube, and the sun gears are meshed with the gear rings. The sun gear is meshed with the planet gear, the sun gear is in transmission connection with the servo motor through a rotating shaft, the servo motor drives the sun gear to rotate, and the sun gear drives the planet gear to rotate in the gear ring; a heat absorption pipe direct radiation heating mode is adopted, the heat efficiency of the system is greatly improved, the axial temperature gradient is effectively reduced, the heat absorption pipe is driven by the planetary gear train to move in a three-dimensional mode, and temperature uniformity control is achieved; the problem that an existing solar heat collector is limited in the aspects of efficiency, stability and energy conversion diversity is solved, and the conversion efficiency of methane and carbon dioxide is improved.

The invention discloses a solar heat collector based on a flat plate micro heat pipe, and relates to the technical field of solar heat utilization, the solar heat collector comprises a heat collection box body, a heat collection pipe and the flat plate micro heat pipe, the heat collection box body is obliquely arranged on the ground; the heat collecting pipe is arranged in the heat collecting box body, the two ends of the heat collecting pipe are arranged on the two sides of the heat collecting box body, one end of the heat collecting pipe is a water inlet, and the other end of the heat collecting pipe is a water outlet. The flat plate micro heat pipes are arranged at intervals along the axis of the heat collecting pipe, and each flat plate micro heat pipe comprises an evaporation section and a condensation section; the condensation section is in an arc shape and is arranged on the peripheral side of the heat collection pipe in an attached mode, the circle center of the condensation section is located on the axis of the heat collection pipe, and the condensation section heats the heat collection pipe; the evaporation section is positioned below the condensation section; the method has the effect of improving the heat conduction efficiency.

The invention discloses a photo-thermal generator set and molten salt heat storage coupling intelligent debugging device and method, and the device comprises a multi-dimensional parameter sensing module, a digital twinborn collaborative decision module, a self-adaptive execution regulation and control module, and a safety early warning feedback module. The multi-dimensional parameter sensing module is used for collecting the heat collector outlet temperature, the working medium flow and the steam turbine steam inlet parameter of the photo-thermal generator set and collecting the heat storage tank temperature gradient, the fused salt flow, the pump set pressure, the pipeline wall temperature and the corrosion rate parameter of the fused salt heat storage system in real time. The digital twinborn collaborative decision-making module is connected with the dimension parameter sensing module; a digital twinborn model constructed based on a photo-thermal-heat storage coupling mechanism is arranged in the digital twinborn collaborative decision-making module, and the digital twinborn model performs dynamic updating by receiving real-time data of the multi-dimensional parameter sensing module and outputs optimal debugging parameters in combination with a pre-trained deep learning prediction model.

The invention belongs to the field of air conditioning units, and relates to a multi-stage refrigerating and heating aircraft ground air conditioning unit and a control method thereof, the multi-stage refrigerating and heating aircraft ground air conditioning unit comprises a first-stage module, a second-stage module, a third-stage module, a fourth-stage module and an air supply section; the first-stage module, the second-stage module, the third-stage module, the fourth-stage module and the air supply section are sequentially communicated through air conditioner air supply channels, the first-stage module comprises an indirect evaporative cooler, and the indirect evaporative cooler is provided with a cooling water pipeline; the second-stage module comprises an absorption type refrigerating unit, a solar heat collector and a gas-oil heat exchanger, the solar heat collector is circularly connected with the absorption type refrigerating unit and the gas-oil heat exchanger through heat conduction oil pipelines, and a cooling water pipeline is connected with the absorption type refrigerating unit; the third-stage module adopts a vapor compression type refrigerating unit; the fourth-stage module adopts an electric heater; the air supply section comprises an air feeder and a fresh air supply outlet, and the fresh air supply outlet communicates with the outside of the aircraft ground air conditioning unit. Solar energy and dry air energy can be utilized to form multi-stage refrigeration and heating, and energy consumption is reduced.

The invention discloses a ceramic solar heat collector and a using method thereof, and belongs to the technical field of solar heat collectors, the ceramic solar heat collector comprises a mounting frame, a plurality of ceramic heat collecting pipes distributed in a linear array are arranged in the mounting frame, and a mirror surface adjusting assembly is arranged below the ceramic heat collecting pipes. According to the heat exchange device, by arranging the layered dust removal assembly and forming an upper cavity and a lower cavity through a layered box, cold and hot circulation in the ceramic heat collection pipe is guided, mutual interference of the cold and hot circulation is avoided, the area where cold water flows is always right opposite to the direct sunlight irradiation direction, and the heat exchange efficiency and the heat exchange performance are improved; the layering box drives the inclined cleaning brush to be matched with clear water to clean the inner wall of the ceramic heat collecting pipe through the fixed sleeve and the movable sleeve, the cleaning brush is in a deflection state in the cleaning process, shear stress and vortex are generated on the inner wall of the ceramic heat collecting pipe in the rotating process, and therefore the cleaning efficiency of impurities such as water scales is improved.

A device and related method that provides, but is not limited thereto, a two-phase heat transfer device with unique combination of enhanced evaporation and increased cooling capacity. An advantage associated with the device and method includes, but is not limited thereto, increased cooling capacity per unit area, controlled and optimized evaporation, prevention of boiling, and prevention of drying of the evaporator. An aspect associated with an approach may include, but is not limited thereto, using a non-wetting coating or structure to keep working fluid away from the spaces between elongated members of an evaporator and using a wetting coating or structure to form thin films of working fluid around the distal region of the elongated members. For example it can be used to cool a computer chip, a skin of a hypersonic flying object, parabolic solar collector, turbine or engine blade, or any other heat source that requires high heat flux.

A solar environmental control system includes a solar powered apparatus and a heat transfer apparatus. The solar collection apparatus includes a solar collector for absorbing solar energy, a heat storage medium, and a generator. A heat transfer fluid circulates between the solar collector, the heat storage medium, and the generator.