303 results about "Climate change" patented technology

The present invention relates to the use of flexible hoses capable of handling high pressure fluids and providing a barrier against permeation loss in air conditioning and refrigeration systems. Such hoses are particularly suitable in air conditioning and refrigeration in which new, low global warming potential refrigerant alternatives are used.

The invention discloses a server-based method for optimizing performance parameters of an air conditioner, the air conditioner and a server. The method comprises that the server acquires identification information of the air conditioner and local environmental climate information; optimum values of performance parameters of the air conditioner are determined according to the identification information and the local environmental climate information; and the optimum values of the performance parameters are fed back to the air conditioner to enable the air conditioner to update corresponding set performance parameters into the optimum values of performance parameters. According to the server-based method for optimizing performance parameters of the air conditioner, the air conditioner and the server, performance parameters of the air conditioner are adjusted in real time according to environmental climate changes, and therefore, the air conditioner is guaranteed to be always in the optimum operating state.

The invention relates to a sun orientation automatic tracking method and a device used for photovoltaic power generation. The detection precision of the existing method and the device is lower. The method is a 24-hour 2D sun orientation automatic tracking method which uses a light intensity sensor to combine photoelectric tracking and sun motion trail tracking. The light intensity sensor detects climate and respectively adopts three different working modes to track the sun orientation in sunny days, cloudy days and rainy days, which solves the influences of climate changes and environment interference on the tracking stability to a certain extent, and simultaneously eliminates the accumulated errors through the closed loop control function of the photoelectric tracking mode, thus being capable of stably implementing sun orientation tracking in 24 hours. The device for realizing the method includes a wave-pass drum, the light intensity sensor, protective glass, a four-quadrant photoelectric detector, a signal processing circuit, a computer and an external clock chip. The invention improves the detection precision and solves the problem of unstable detection signal caused as the sunorientation detector is easy to be interfered by environmental light.

Provided is a calculating method for dynamically establishing port and vessel air pollutant emission lists. A port emission module (including a cargo storage and shipment submodule, a port operation facility submodule, a collecting and distributing submodule and a database), a vessel emission module (including a cruising submodule, a berthing and departing submodule, an operation and construction submodule and a database), an operation scene (including an emission reduction strategy) dynamic combining module and a data base are included. The calculating method is used for calculating single and superposed accumulated emission lists for air pollutants (mainly PM2.5, NOx, SOx, VOCs, CO, CO2 and the like) which has general characteristics and are emitted by coastal or inland vessels entering, leaving and passing through ports through cruising, berthing and departing and / or operation, and facilities for port cargo loading, unloading, storage, transporting, collecting and distributing in identical or similar time and space in different working conditions and modes, reliable data support is provided for port and vessel energy conservation and emission reduction schemes of related departments, and design and strategies of structure adjustment and mode transformation green traffic development planning of the ports, and the goals of air pollution prevention, carbon emission control, port air quality improvement and weather climate changing handling are achieved.

The invention discloses an integration system for religion architecture, which comprises a production power terminal, a transmission and distribution terminal and an energy consumption terminal, and the production power terminal at least comprises a gas turbine, an afterburning type exhaust-heat boiler, a flue gas type double effect absorption refrigeration set, a soil source heat pump set, a water source heat pump set, a solar energy absorption refrigeration set, a wind generating set and a solar energy photovoltaic component; the transmission and distribution terminal at least comprises a pipe network; the energy consumption terminal at least comprises an inhabitation building, a business building, an office building, a travel building, a science education culture health care building and communication building. The invention organically integrates the natural gas based gas turbine cooling heating and power generation combined system with the solar energy photovoltaic component, the solar heat collector, the solar energy absorption refrigeration set, the wind generating set, the soil source heat pump set and the water source heat pump set, thereby not only reducing primary energy consumption, improving total heat efficiency of the system, but also optimizing the energy structure, protecting environment, reducing greenhouse gas emission and playing an important role for responding to climate change.

The invention discloses an environment-friendly refrigerant used for refrigerators, air-conditioners and heat pumps. The refrigerant is composed of trans-1,3,3,3-tetrafluoropropene (HFO-1234ze(E)), 1,1-difluoroethane (HFC-152a) and difluoromethane (HFC-32). The preparation method is characterized by physically mixing the components under normal temperature according to corresponding proportion. The ozone depletion potential (ODP) is zero and the global warming potential (GWP) is low, therefore, the refrigerant conforms to the requirement of environmental protection, and the refrigerant has physical property equivalent to that of HFC-134a and can be used in the existing HFC-134a system and serve as the substitute refrigerant of HFC-134a.

The invention discloses a refrigerant composition with a low GWP value. The composition consists of 2,3,3,3-tetrafluoropropene(HFO-1234yf), 1,1-difluoroethane (HFC-152a) and dimethyl ether (DME). The preparation method comprises the step of physically mixing the above components at normal temperature in corresponding proportion. The refrigerant composition has zero Ozone-Depletion Potential (ODP), and very low global warming potential (GWP), meets the requirement of environmental protection, has physical property equivalent to HFC-134a, and can be directly used in the traditional HFC-134a system without redesigning a compressor.

To provide a composition for a heat cycle system comprising trifluoroethylene (HFO-1123), which has a low global warming potential and excellent cycle performance of HFO-1123 and which has high durability, and a heat cycle system employing the composition, which has less influence over global warming and has both high cycle performance and durability.A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene, and a radical scavenger, and a heat cycle system employing the composition for a heat cycle system.

To provide a working fluid for heat cycle having a low global warming potential and having high durability, which can replace R410A, a composition for a heat cycle system comprising it, and a heat cycle system employing the composition.A working fluid for heat cycle, which contains trifluoroethylene, 2,3,3,3-tetrafluoropropene and difluoromethane, wherein the proportion of the total amount of trifluoroethylene, 2,3,3,3-tetrafluoropropene and difluoromethane based on the entire amount of the working fluid is higher than 90 mass % and at most 100 mass %, and based on the total amount of trifluoroethylene, 2,3,3,3-tetrafluoropropene and difluoromethane, the proportion of trifluoroethylene is at least 10 mass % and less than 70 mass %, the proportion of 2,3,3,3-tetrafluoropropene is at most 50 mass %, and the proportion of difluoromethane is higher than 30 mass % and at most 75 mass %.

Disclosed are a method of determining the components of a fluoroolefin composition, a method of recharging a fluid system in which the composition is used, and sensors used therefor. In particular, the composition may be a fluoroolefin refrigerant composition used within a vapor compression system, where the refrigerant composition is useful in cooling systems as replacements for existing refrigerants with higher global warming potential. Such fluoroolefin refrigerant compositions have double bond structures which make them particularly well suited with sensing technologies, including: infrared sensors, UV / vis sensors, NIR sensors, ion mobility or plasma chromatographs, gas chromatography, refractometry, mass spectroscopy, high temperature thick film sensors, thin film field effect sensors, pellistor sensors, Taguchi sensors and quartz microbalance sensors.

To provide a composition for a heat cycle system having less influence over the ozone layer, having a low global warming potential and having excellent durability, and a heat cycle system.A composition for a heat cycle system comprising a working fluid containing trifluoroethylene and difluoromethane, and a lubricating oil, wherein the interaction distance (Ra1123) between trifluoroethylene and the lubricating oil as determined from the Hansen solubility parameters is shorter than the interaction distance (Ra32) between difluoromethane and the lubricating oil.

Insulated Fabric Pocket Panels were designed to provide safe, economical, portable energy saving insulation for the interior living spaces of un-insulated or under insulated structures. The embodiments inserted into the fabric pocket panel include the following but not limited to either one layer of double bubble reflective foil insulation (15), an insulation bundle (25) or foil radiant barrier (28) inserted inside the pocket.The insulated fabric pocket panels insulate against heat and cold transfer through perimeter interior surfaces from outside weather. Heat and cold are reflected out of the interior of the structure to the outside environment. The reflective foil on the interior side of the panel reflects heated furnace air or cooled air conditioning air away from interior surfaces back into the interior or center of the rooms. Furnaces or air conditioners do have to heat or cool the interior finished wall surfaces. Only the air is heated or cooled. This process uses less energy, saves money, and protects the environment.Due to climate change, rising oil prices, stagnated wages and an increase in low-wage earners, environmental experts have said that within the next ten to fifteen years 30% of all Americans will not be able to heat or cool their residences. No American family should have to choose between heating or cooling their residence and buying food or medication(s). These panels are essential to middle class families, the elderly and disabled on fixed incomes, and poverty stricken families because they reduce energy use, save money and help protect the environment.

The present invention relates to a method for the production of stable humus- and nutrient-rich and water-storing soil substrates with properties of anthropogenic soil types (Terra Preta) in which pyrogenic carbon, organic biomass, and / or natural mineral materials are used as initial materials in a fermentation process. The soil produced or treated according to the invention leads to a sustainably high soil yield such that mineral fertilizers are no longer needed for agricultural use. Moreover, the soil is suitable for use as a soil substitute, for use as a soil supplement, for greening developments, for preventing erosion, for improving regional water supplies, for preventing floods, for preventing climate change, for reducing carbon dioxide content in the atmosphere, for waste water cleaning and treatment, for exhaust air cleaning and building air purification, for creating material flow cycles from biogenic waste and / or waste water in order to develop and utilize land use and development systems.

The invention discloses a variable speed constant frequency wind power generation system integrated with an energy storing device and control methods. A variable pitch draught fan is connected with a variable pump through a coupler, the variable pump, a one-way valve A, a two-position two-way electromagnetic directional valve B, a variable motor and an oil filter are sequentially connected through hydraulic pipelines to form a loop-locked main hydraulic speed regulation loop, the variable motor is connected with a power generator or an electromotor through a clutch A, the energy storing device comprises a pump or a motor and a high-pressure gas storage tank, and the power generator or the electromotor is connected with the pump or the motor through a clutch B. A wind generating set and the energy storing device are integrated, the displacement of the variable pump and the displacement of the variable motor are independently regulated, maximum power tracing of a wind turbine can be achieved, it can be guaranteed that the output rotating speed of the variable motor is constant, the output frequency of the power generator is stable, different control methods are adopted for different types of wind power, the influences of the time and climate change on wind power generation are effectively avoided, the wind energy utilization rate is greatly increased, and wind electricity quality is improved.

Altimeters correct themselves by analysing pressure data to identify underlying climatic changes and modify sensed pressures accordingly to provide corrected altitude values. The detected underlying climatic changes are used to provide a barometer function independent of altitude changes.

The invention discloses a linear reservoir retention confluence and nested watershed (multiple sub watersheds) confluence method. The method includes collecting long series data of rainfall capacity, evaporation capacity and runoff volume of a researched watershed; calculating a runoff generation process according to the rainfall capacity, the evaporation capacity and the runoff volume by a hydrological model; taking a confluence path in the watershed as N linear reservoirs in series connection by the Nash linear reservoir method to acquire a Nash instant unit hydrograph, wherein the previous water reservoir becomes an inflow of the next water reservoir; introducing a retention factor alpha to describe the water-holding capacity of the linear water reservoirs; simulating the Nash instant unit hydrograph by a binomial to improve a confluence method of the hydrological model. The advantage that the instant unit hydrograph describes the watershed confluence process in terms of time and space is kept, and the complex parameter problems in application are avoided, so that the method is applicable to hydrological simulation of large watersheds, and particularly, has significant practical value in research on water circulation of the watersheds under climate change. The method is simple and convenient to apply, and simulation results given by the method are objective, scientific and high in accuracy.

The invention provides a method for quantifying influence on basin water resources by climate change and human activities. The method comprises the following steps: S1, dividing a long sequence reference period; S2, carrying out restore calculation on hydrologic features of rainfall and temperature; S3, establishing a foundation database; S4, carrying out large-scale basin distributed hydrologic simulation; S5, quantitatively representing influence sub-items of the climate change and the human activities. According to the method provided by the invention, a basin distributed hydrologic model, a hydrologic feature restore technology and a sub-item quantifying method are effectively coupled, the method for quantifying the influence on the basin water resources by the climate change and the human activities is established, and the method has important significance to decisions such as basin water resource evolution analysis and identification, water source project planning layout and water resource space allocation in a varying environment.

The invention relates to a grape planting method, in particular to ice grape culture overwintering technology. Methods of the ice grape culture overwintering technology include: covering between lines and soil covering cold-proof method after harvest; and multiple vane replacing and soil covering cold-proof method. By adopting management technology to guarantee that a fruiting main vane, a preparing main vane and a cultivating main vane are maintained on a frame surface all the time, namely multiple vane circulation replacement. Thus, stable ice grape output can be guaranteed no matter how winter climate changes, the problem between ice grape production and tree overwintering is solved, persistence of the ice grape production is guaranteed, ice grapes with high quality can be produced, and production capacity of large-scale ice grape planting can be achieved.

The invention relates to an energy-saving building and building materials, in particular to a solar photovoltaic roof and a function tile. The solar photovoltaic roof is characterized in that a support rod is a hollow rod with an opening arranged at one side and is provided with a plurality of solar photovoltaic generation block function tiles, the side faces of two adjacent function tiles are in cutting graftage by adopting a female groove and a male groove, parallel surfaces of the two adjacent function tiles are connected through a connecting column which is connected with the support rod, a side frame is arranged on each function tile and is internally provided with a photovoltaic cell panel, the photovoltaic cell panel is connected with a terminal box which is provided with a cable and a plug or a socket, a pin hole is arranged at one end of the side frame, a pin column is arranged at the other end of the side frame, and a female groove and a male groove which are mutually connected are respectively connected with both sides of the side frame. The invention is applied to the building roof, has favorable functions of keeping out wind and rain and heat insulation, can enable gentle lights to penetrate through being emitted indoors, can generate power needed by life and work, comprehensively utilizes the building roof to convert broiling sunlight to energy, and has the advantages of convenient installation, firm connection, strong wind and rain resisting ability, long service life, environmental protection, prevention of global warming, and the like.

Described herein are computer implemented frameworks and methodologies for enabling climate change related risk analysis. Aspects of the technology are especially applicable where a desire exists to understand risks in systems containing a large number of interdependent assets.

A space-borne laser radar detection system for detecting marine atmosphere parameters comprises a tunable laser subsystem, a reception optical subsystem, a signal processing subsystem, a control and data processing subsystem, wherein the tunable laser subsystem generates 935nm, 761nm laser and irradiates the laser to the atmosphere above a sea, the reception optical subsystem separates two optical signals of different wavelengths from backward scattering signals after the laser is irradiated to the atmosphere, the signal processing subsystem carries out photoelectric conversion, amplification and analog-to-digital conversion on optical signals, and the control and data processing subsystem calculates marine atmosphere temperature, humidity and density according to the digital signals sent by the signal processing subsystem. Compared with the prior art, the space-borne laser radar detection system can detect atmospheric temperature, humidity, density parameter distribution of the atmosphere above a sea, and plays an important role for researching meteorological environment above a sea, climate change, land-ocean air steam transmission, atmospheric flow and other natural science rules and improving offshore work and sea-crossing flight.

Terpenes are valuable commercial products used in a diverse number of industries. Terpenes may be produced from petrochemical sources and from terpene feed-stocks, such as turpentine. However, these production methods are expensive, unsustainable and often cause environmental problems including contributing to climate change. Microbial fermentation provides an alternative option for the production of terpenes. One or more terpenes and / or precursors can be produced by microbial fermentation of a substrate comprising CO. Recombinant microorganisms may be used in such methods. Carboxydotrophic, acetogenic, recombinant microorganisms can be used in such methods. The recombinant microorgnsims may contain exogenous mevalonate (MVA) pathway enzymes and / or DXS pathway enzymes, for example.

To provide a composition for a hat cycle system which comprises a working fluid containing HFO-1123 and having cycle performance sufficient as an alternative to R410A while the influence over global warming is suppressed, and a heat cycle system employing the composition.A composition for a heat cycle system, which comprises a working fluid for heat cycle containing trifluoroethylene and having a global warming potential (100 years) in Intergovernmental Panel on Climate Change (IPCC), Fourth assessment report, of less than 675, and a heat cycle system employing the composition for a heat cycle system.

An operation assisting system enhances the operator's willingness to participate in energy-saving efforts. The operation assisting system comprises means for storing information about the actual operation of operated equipment carried out by the operator, means for evaluating the stored operation information, and means for displaying the results of evaluation. The evaluation results relate to the cost concerning the operated equipment, the cost of supplying energy to the operation target facility, the cost concerning the operated equipment, the amount of emission of carbon dioxide, nitride oxide, and global warming substances, the amount of primary energy consumption, the crude oil-converted amount of energy consumption, the amount of excess or shortage of supply of energy, or electric power quality.

The purpose of the present invention is to inhibit a reduction in efficiency and reduce the pipe diameter of connection pipes while a refrigerant having a low global warming potential (GWP) is used. A refrigerating cycle device is composed of a compressor (1), a heat source equipment-side heat exchanger (3), a first expansion device (4), a liquid-side connection pipe (7), a second expansion device (21), a usage-side heat exchange (22), and a gas-side connection pipe (8), the preceding being connected in the stated order. Also, the refrigerant used in the refrigerating cycle is R32, the outside diameter of the liquid-side connection pipe and the gas-side connection pipe is "(D0-1) / 8 inches" (wherein "D0 / 8 inches" is the outside diameter of the connection pipe when refrigerant R410A is used), the range of D0 is "2<=D0<=4" in the liquid connection pipe, and the range of D0 is "3<=D0<=8" in the gas connection pipe.

A working fluid for heat cycle which has a low global warming potential and which has self-decomposition property suppressed, a composition for a heat cycle system comprising it, and a heat cycle system employing the composition.A working fluid for heat cycle, which contains trifluoroethylene and 2,3,3,3-tetrafluoropropene, wherein the proportion of the total amount of trifluoroethylene and 2,3,3,3-tetrafluoropropene based on the entire amount of the working fluid is higher than 90 mass % and at most 100 mass %, and the proportion of trifluoroethylene based on the total amount of trifluoroethylene and 2,3,3,3-tetrafluoropropene is at least 21 mass % and at most 39 mass %, a composition for a heat cycle system, which comprises the working fluid for heat cycle, and a heat cycle system, which employs the composition.

The invention provides an atmospheric sulfur dioxide and ozone profile Raman-Rayleigh / Lamy multifunctional laser radar measuring device and a detection method. The device can be used for accurately measuring ozone and sulfur dioxide which influence the atmospheric environment and climate in a large height range for a long time, and measured data have high accuracy and reliability and can be used for researching the atmospheric environment and climate change. The device comprises an optical path, a data acquisition unit and a main control computer, wherein the front part of the optical path comprises a laser emitter, a beam expander, a reflecting mirror, a receiving telescope and a collimating mirror in sequence; and the back part of the optical path is provided with a dichroic mirror and a semi-reflective and semi-permeable lens for receiving respectively.

A method for the development or generation of pollution credits by the substitution of lower global warming potential (GWP) haloolefin compounds, preferably fluoroolefin compounds, for higher GWP compounds, such as perfluorocarbon compounds (PFC's), hydrofluorocarbon compounds (HFC's), chlorofluorocarbons (CFC's), hydrochlorofluorocarbon compounds (HCFC's), and the like, in compositions and processes employing or producing the higher GWP compounds, and receive allocation of pollution credits for such substitution.

The invention relates to a breeding method of algae and particularly relates to a breeding method of sargassum vachellianum artificial seeds. The breeding method comprises the following steps: temporarily culturing adult algae of sargassum vachellianum in a culture solution for 18-22 days under the condition that the temperature is 16-20 DEG C, and replacing one half of the culture solution every 5-8 days till the appearance of female and male reproductive organs; charging gas for culturing for 1-5 days according to the proportion that the quantity of the female reproductive organs to the quantity of the male reproductive organs is 1: 1, and replacing one half of the culture solution every 1-3 days till fertilized eggs begin to fall off and settle; and collecting the fertilized eggs which begin to fall off and settle, standing and culturing for 18-25 days under the conditions that the temperature is 21-24 DEG C, the light intensity is 1800-2200lx and the lighting cycle is 14L: 10D. According to the method, the sexual reproduction time can be effectively controlled and prolonged, the higher fertilization rate and the survival rate of seedlings can be ensured, and the fertilization rate can be above 95% and are not affected by natural conditions and climate changes.

The invention discloses a lactating sow feed and a preparation method thereof. The lactating sow feed is prepared from the raw materials in parts by weight: 630-640 parts of corns, 240-250 parts of bean pulp, 70-80 parts of bran, 80-90 parts of carrots, 12-14 parts of cowherb seeds, 20-30 parts of bone meal, 9-11 parts of hairy euphorbia, 20-24 parts of peach leaves, 12-14 parts of ginkgo leaves, 10-12 parts of astragalus membranaceus, 4-5 parts of curcuma aromatica, 10-12 parts of caulis spatholobi, 4-5 parts of phagostimulant, 1-2 parts of feed starter culture and 3-4 parts of wine. The phagostimulant of the lactating sow feed can improve the feeding inducing property; after the raw materials are subjected to microbiological treatment, the lactating sow feed is good in palatability and high in feeding inducing property, improves the feeding speed and the food intake of sows, and solves the problems of anorexia and apastia which are caused by feed change and climate change. The cowherb seeds, the bone meal and the hairy euphorbia are added into the formulation, so that the lactating sow feed has the functions of clearing away heat and toxic materials, promoting lactation and increasing the milk production of the sows; the astragalus membranaceus can improve the disease resistance of the sows, so that the sows at the farrowing period do not fall ill, the healthy environment in the sow bodies can be improved, and the immunity can be improved.