262 results about "Global warming" patented technology

Provided is a novel method of cleaning a chemical vapor deposition processing chamber having deposits on an inner surface thereof is provided. The process involves forming a plasma from one or more gases comprising a fluorine-containing but otherwise halogen-free non-global-warming compound, and contacting active species generated in the plasma with the inner surface of the chamber, with the proviso that the non-global-warming compound is not trifluoroacetic anhydride. Also provided is a method of etching a layer on a silicon wafer. The method involves the steps of: (a) introducing a silicon wafer into a processing chamber, the silicon wafer comprising a layer to be etched; and (b) forming a plasma from one or more gases comprising a fluorine-containing but otherwise halogen-free non-global-warming compound. Active species generated in the plasma are contacted with the silicon wafer, thereby etching the layer, with the proviso that the non-global-warming compound is not trifluoroacetic anhydride. The chemistries in accordance with the invention provide environmentally benign alternatives to the conventionally used global-warming chemistries for chamber cleaning and semiconductor etching processes.

The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential.

Devices and methods are described for converting a carbon source and a hydrogen source into hydrocarbons, such as alcohols, for alternative energy sources. The influents may comprise carbon dioxide gas and hydrogen gas or water, obtainable from the atmosphere for through methods described herein, such as plasma generation or electrolysis. One method to produce hydrocarbons comprises the use of an electrolytic device, comprising an anode, a cathode and an electrolyte. Another method comprises the use of ultrasonic energy to drive the reaction. The devices and methods and related devices and methods are useful, for example, to provide a fossil fuel alternative energy source, store renewable energy, sequester carbon dioxide from the atmosphere, counteract global warming, and store carbon dioxide in a liquid fuel.

Currently there is no viable end to end integrated technology solution platform available to increase overall crop yield nor well established communication platform nor infrastructure for agriculture management, logistics, storage, distribution and delivery.This patent is offering a global solution to this problem where it will provide a consolidated and integrated IoT (internet of things) system platform with AI (artificial intelligence) where data collection, monitoring, control and communication platform are all managed using a single platform.The utility model relates to the technical field of wireless sensing, specifically an agricultural IoT (Internet of Things) monitoring device based on optical fiber sensing, wherein the device can monitor the temperature, humidity, vibration and other parameters of an agricultural cultivation base. The device is characterized in that the device is provided with a microcontroller, a parameter recorder and the parameter recorder is connected with the sensors. For example: soil temperature sensor and humidity sensors, a soil moisture sensor, a soil conductivity sensor, an air temperature and humidity transducer, a soil salinity sensor, etc.The upper computer is connected with the parameter recorder and the air temperature and humidity transducer through a communication circuit and using WiFi mesh network, data is transferred to a remote laptop or smartphone. Data is stored in cloud for predictive data analysis with AI and real time data analysis which automatically or remotely trigger proactive & preventive actions, thereby increasing crop yield, reduce water consumption and food waste during storage and streamlined logistics of food distribution to the market.User has the option to control how often data is generated and the relevant information. User can set automatic trigger to manage proactive and preventive action on the control system. User can also remotely access and manual set future action either via smart phone or tablet based on actionable output from predictive data analytics.This single integrated IoT system platform is providing end to end solution that is reliable, suitable and effective for agriculture, greenhouse, lawn / yard and garden (both indoor and outdoor) applications.This integrated IoT system is also applicable in various sector such as: Geotechnical soil testing, Oil and Gas Industries (drilling, flow control, oil pipeline management, oil refineries management), Air quality and Waste management, Semiconductor fabrication and Chemical Plant management, Oceanography and atmospheric / environmental science data monitoring for global warming, Fisheries / Aquaculture management, Data center and Cloud device management, Enterprise sustainability management, Inventory, logistics and Supply Chain management and Infrastructure (road, bridges, tunnels, dams, airports, electric grid) management.This integrated IoT system is also applicable to detect earthquake and tsunami where the sensor devices are embedded with multiple sensors installed in the buildings, bridges, bus stops, underground pits, lakes, roads, nearby mountains etc, different data can be captured and analyzed for earthquake predictability and structural integrity of the buildings to prevent collapse during earthquake, a smart alert is sent to mobile phones to authorities to minimize death and destruction.

A liquid circulation heating system includes a heat pump for producing a heated liquid and a heating radiator. The heat pump has a heat pump circuit for circulating a refrigerant to heat a liquid. The refrigerant contains tetrafluoropropene and difluoromethane as main components. According to the liquid circulation heating system having such a configuration, a negative impact on global warming can be reduced.

An exemplary method and apparatus for abating reaction products from a vacuum processing chamber includes a reaction chamber in fluid communication with the vacuum processing chamber, a coil disposed about the reaction chamber, and a power source for supplying RF energy to the coil. The coil creates a plasma in the reaction chamber which effectively breaks down stable reaction products from the vacuum processing chamber such as perfluorocarbons (PFCs) and hydrofluorocarbons (HFCs) which significantly contribute to global warming. According to alternative embodiments, the plasma may be generated with grids or coils disposed in the reaction chamber perpendicular to the flow of reaction products from the vacuum processing chamber.

Devices and methods are described for converting a carbon source and a hydrogen source into hydrocarbons, such as alcohols, for alternative energy sources. The influents may comprise carbon dioxide gas and hydrogen gas or water, obtainable from the atmosphere for through methods described herein, such as plasma generation or electrolysis. One method to produce hydrocarbons comprises the use of an electrolytic device, comprising an anode, a cathode and an electrolyte. Another method comprises the use of ultrasonic energy to drive the reaction. The devices and methods and related devices and methods are useful, for example, to provide a fossil fuel alternative energy source, store renewable energy, sequester carbon dioxide from the atmosphere, counteract global warming, and store carbon dioxide in a liquid fuel.

Disclosed is a refrigerator oil composition containing a base oil (A) composed of a polyvinyl ether, an organic sulfur compound (B) having a sulfur content of not more than 35% by mass and a refrigerant (C), in which a total sulfur content is 0.01 to 0.1% by mass with respect to a total amount of the components (A) and (B). Such the novel refrigerator oil composition does not cause environmental problems such as ozone layer destruction and global warming, and can retain the lubrication properties for a long period of time, while preventing a capillary in a refrigeration cycle from clogging.

The invention provides a fluid-dynamic renewable energy harvesting system which includes fluid-foil means for interfacing with a fluid current such as a water current or wind or both, and which includes energy harvesting means utilizing fluid current driven periodic motion of the fluid-foil means for capturing fluid-dynamic renewable energy and converting it into usable energy in a desired form such as electricity. The invention provides devices, methods and systems for harvesting renewable energy for small-scale, medium-scale and large-scale applications, to provide real and substantial benefits towards efficiently fulfilling energy needs while also more broadly serving humanity and our global environment. The various embodiments of the invention provide energy with zero consumption of fossil fuels and zero emissions of greenhouse gases, and some selectively sited embodiments can beneficially counter global warming induced ice melting.

The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential.

An apparatus and method for measuring or controlling the Outdoor Air Fraction (OAF) ratio through economizer or outdoor air dampers and cabinet to total system airflow and mixed-air humidity ratio and wetbulb temperature for HVAC equipment. An OAF exceeding the minimum regulatory requirements wastes energy and contributes to global warming. OAF is used to optimize economizer damper position either manually or automatically using an economizer Fault Detection Diagnostic controller and actuator to meet minimum outdoor airflow requirements. After the outdoor air damper position is optimized, the mixed-air humidity ratio and mixed-air wetbulb temperature are determined and used with the measured mixed-air drybulb and supply-air drybulb temperatures to evaluate evaporator airflow, cooling capacity, and heating capacity, and, if necessary, provide a visual or electronically-transmitted error code signal indicating maintenance requirements to check or correct economizer damper position, cabinet leakage, airflow, cooling or heating capacity, and / or other faults for the HVAC system.

Polyfluorinated ethers and polyfluorinated ketones and mixtures thereof, preferably polyfluorinated ethers such as methyl(trifluoroethyl)ether (CH3OCH2CF3), methyl(heptafluoropropyl)ether (CH3OCF2CHFCF3), di(trifluoroethyl)ether (CF3CH2OCH2CF3), methyl(hexafluoropropyl)ether (CH3OCF2CF2CHF2), methyl(pentafluoropropyl)ether (CH3OCH2CF2CF3), methyl (perfluorobutyl)ether (C4F9OCH3), ethyl(perfluorobutyl)ether (C4F9OC2H5), and polyfluorinated ketones such as methyl(perfluoromethyl)ketone (CF3COCH3), perfluoromethyl(trifluoroethyl)ketone (CF3CH2COCF3), methyl(perfluooroethyl)ketone (C2F5COCH3), methyl(perfluoropropyl)ketone (F3CF2CF2COCH3), perfluoroethyl(perfluoropropyl)ketone (CF3CF2CF2COC2F5), methyl(octafluorobutyl)ketone (C2F5CFHCF2COCH3), di(perfluoropropyl)ketone (CF3CF2CF2COCF2CF2CF3), and mixtures thereof meet the requirement for not adversely affect atmospheric chemistry and would be a negligible contributor to ozone depletion and to green-house global warming in comparison to the fully halogenated hydrocarbons and are suitable for use as working fluids for u se i n thermal energy conversion systems such as an organic Rankine cycle system.

A system for removing carbon dioxide from an atmosphere to reduce global warming and increase availability of renewable energy including an air extraction system that collects carbon dioxide from the atmosphere through a medium and removes carbon dioxide from the medium; a sequestration system that isolates the removed carbon dioxide to a location for at least one of storage and generation of a renewable carbon fuel; and one or more renewable energy sources that supply heat to the air extraction system to remove the carbon dioxide from the medium.

A system for removing carbon dioxide from an atmosphere to reduce global warming and increase availability of renewable energy including an air extraction system that collects carbon dioxide from the atmosphere through a medium and removes carbon dioxide from the medium, a sequestration system that isolates the removed carbon dioxide to a location for at least one of storage and generation of a renewable carbon fuel, and one or more power supplying units that supply heat to the air extraction system to remove the carbon dioxide from the medium, at least one of the one or more power supplying units being a concentrated solar power supplying unit.

To provide a working medium for a heat pump which has less influence over global warming, which has favorable flame retardancy as compared with a working medium consisting solely of 1,1,2-trifluoroethylene, and with which a heat pump system stably exhibiting heat pump performance even at a higher working temperature can be obtained.A working medium for a heat pump, which comprises 1,1,2-trifluoroethylene, at least one member selected from the group consisting of 1,1,1,2-tetrafluoroethane and pentafluoroethane, and at least one member selected from the group consisting of 2,3,3,3-tetrafluoropropene, 1,3,3,3-tetrafluoropropene and 3,3,3-trifluoropropene.

An operation assisting system enhances the operator's willingness to participate in energy-saving efforts. The operation assisting system stores information about the actual operation of operated equipment carried out by the operator, evaluates the stored operation information, and displays 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 present invention is a multiple purposed system of producing methane from its hydrates and sequestering carbon dioxide into its hydrates. Methane hydrates mixed with mud, prepared with methane mining assembly 23 are brought to sea surface by a series of buckets 16 attaching to rotating chains 18. The decomposed methane is collected into the methane dome 50 and is processed into liquefied natural gas or synthetic liquid fuels. Liquid carbon dioxide is brought down through a tube 70 and a sequestering device 86 into the sea where the pressure and the temperature are adequate for carbon dioxide hydrates to form and settle down to the sea bottom. The unconverted gaseous carbon dioxide is collected into carbon dioxide dome 49 and is liquefied again for recycling. A specially designed marine plantation, comprising of plurality of planting units 352 and a fleet of seeding and harvesting boats, is employed to remove the residual carbon dioxide from the sequestering, to alleviate the global warming, to serves as an abundant source of renewable energy, and as a huge sink for carbon. In addition, it could provide a profusion of less-polluted seafood. The operations of mining methane, sequestering carbon dioxide and marine plantation are fully integrated and optimized

The present invention relates to the environment controlled multibay structured greenhouses provisioning modules Z1 to Z7 and plurality of sensors. Z1 provisioning compressor, tanks T1, T2, Ta, capture manifold, release manifold, Z2 provisioning cost effective material earth tube heat exchanger for very cost effective heating of premises in cold / freezing cold locations, drastically reducing crude (fossil fuel) demand, Z3 maintains greenhouse relative humidity defined precise set point, Z4 generates geo-thermal energy, Z5 ameliorates global warming by abhorting greenhouse carbon dioxide release into atmospheres, Z6 uses activated fertilizers, nutrients solutions reducing input cost, ˜50% drip dozing, ˜75% foliar dozing, Z7 offers greenhouse roof and sides' polyethylene film fixed and automated roll on / off thermal screen cum shading curtains 0-100% convertible and cost effective means or methods eliminating gutters, increasing light energy into greenhouse, Z7 Z3, and Z5 offer best integrated pest management obviating toxic crop protection agents' use

Devices and methods are described for more effectively collecting solar energy, including both visible and non-visible electromagnetic radiation to be converted into electrical energy. For example, a nanotube / nanowire device, comprising an electrical contact layer, semi-conductive layer, insulating layer, source electrode, drain electrode and semi-conducting nanotubes / nanowires can be used to collect solar energy from the UV to the infrared electromagnetic spectrum. Another example comprises a device that is capable of adjusting its frequency response to maximize power output according to the wavelength of electromagnetic radiation present. These devices and related methods are useful, for example, to provide an alternative electrical energy source, harness unused renewable energy, reduce carbon dioxide emissions, counteract global warming, and provide a carbon neutral energy source. The devices and methods are also useful, for example, to cool the interior of buildings, automobiles, airplanes, electronic devices / systems, etc.

The present invention provides a method of limiting sea level rise. In a first step heat that would otherwise cause thermal expansion of the ocean and resultant sea level rise is extracted to produce energy. The energy is used to convert a portion of the liquid ocean water to the gaseous elements hydrogen and oxygen by the process of electrolysis. The ocean level is reduced by the volume of water converted to gas. The hydrogen is captured for use as an energy source and is transported to a desert to be recombined with resident oxygen to produce energy and water for irrigation.

A turbo chiller that has an oil-free configuration, which reduces the frequency of maintenance and maintenance-induced release of refrigerant, and can achieve a reduced environmental impact by utilizing the characteristics of the low-pressure refrigerant R1233zd(E) that reaches negative pressure at a saturation temperature of 18° C. or lower. The turbo chiller comprises a refrigeration cycle that includes a turbo compressor, a condenser, a decompression device, and an evaporator connected in sequence via piping and is filled with a refrigerant; wherein the refrigerant is a low-pressure refrigerant R1233zd(E) refrigerant with low global warming potential and low ozone depletion potential; the turbo compressor has a direct drive configuration in which a rotating shaft of impellers is directly joined to a motor; and the rotating shaft is supported by magnetic bearings.

Mixtures of heptafluorobutene with tetrafluoropropenes provide compositions that have boiling points within an acceptable range, have good chemical stability, low GWP and are preferably essentially non-flammable.

A power-generating system is provided for operating adiabatically and reducing emissions of greenhouse gases contributing to global warming. The system may include gas reactors and / or combustors that burn a fuel and an oxygen-containing gas under substantially adiabatic conditions such that high-pressure combustion products and low pressure combustor housing cooling air are combined to produce a medium pressure working fluid. Higher thermal efficiencies reduce emissions of greenhouse gases. Products of combustion can be processed to further reduce emissions of carbon dioxide and other greenhouse gases from portable and stationary exhaust-producing devices using different fuels. The system may also include solar collectors that pick up a spectrum of solar energy by means of cells containing fluids, aligned to concentrate the solar rays. The collectors may pick up direct and / or diffused solar radiation and can be used to power self-propelled vehicles or function as a roof of a building.

The present invention discloses a crop irrigation water requirement calculation method on future climatic conditions. The method comprises the steps of collecting the future climatic mode data, and correcting the future climatic mode data based on the historical actually measured meteorological data to enable the future climatic mode data to be suitable for the climatic change influence evaluation of a region or station scale; according to the growth period data of a crop field test and an accumulated temperature formula, constructing a response model of the crop planting date and the crop growth period length to the temperature; utilizing a penman formula to combine a single crop coefficient method and a soil moisture stress coefficient to calculate the crop daily water requirement; based on a crop irrigation system and a water balance principle to calculate the crop daily irrigation water requirement. Aiming at the influence of the climatic change on the agricultural water resource security, the method of the present invention considers the change of the crop planting date and the growth period caused by the global warming, so that a water resource planning management department can forecast the regional future agricultural water resource utilization amount more accurately, and accordingly, a water resource planning scheme is proposed more reasonably.

Renewable Energy Advanced Device Solution is at least wind powered and comprises at least a motor, a battery cell, a clutch means, and a generator armature, a communication means configured with a capacitance means and operatively connected to an accelerator pedal. The communication means is configured for directing the flow of energy from the capacitance means to the battery cell means and from the battery cell means to the motor. The motor of the vehicle is configured with harnesses communicatively connecting the generator armature with the capacitance means, the capacitance means with the communication means, and the communication means with the battery cell means responsive for supplying electrical energy to the motor and other electrical appliances for the vehicle. The communication means transfers electrical energy to kinetic energy that propels the vehicle and comprises means to connect the motor to enable the flow of electricity. The motor is configured with regenerative braking means responsive for conservation of energy by means of transferring the kinetic energy back to electrical energy when pressure on the accelerator pedal is released to enable the conversion energy to initially slow down vehicle.

A method for generating and utilizing greenhouse gas credits includes collecting a first greenhouse gas and converting the first greenhouse gas to a second greenhouse gas to produce a conversion product, wherein the second greenhouse gas has a global warming potential less than a global warming potential associated with the first greenhouse gas. The method also includes determining a global warming potential reduction associated with the conversion. The method further includes determining a quantity of greenhouse gas credits associated with the conversion based on the global warming potential reduction. The method also includes marketing one or more of the conversion product and the greenhouse gas credits associated with the conversion.

An exemplary method and apparatus for abating reaction products from a vacuum processing chamber includes a reaction chamber in fluid communication with the vacuum processing chamber, a coil disposed about the reaction chamber, and a power source for supplying RF energy to the coil. The coil creates a plasma in the reaction chamber which effectively breaks down stable reaction products from the vacuum processing chamber such as perfluorocarbons (PFCs) and hydrofluorocarbons (HFCs) which significantly contribute to global warming. According to alternative embodiments, the plasma may be generated with grids or coils disposed in the reaction chamber perpendicular to the flow of reaction products from the vacuum processing chamber.

This invention pertains to a novel new method and device to feed or inject cylindrical fuel elements (logs and tablets), made of biomass and other carbonaceous materials, into burners (furnaces, boilers, stoves or fireplaces) for use as fuel in combustion. The same method and device can also be used in gasification and liquefaction plants to feed cylindrical fuel elements as the feedstock for the gasification or liquefaction reactors. The use of such a method and device to feed biomass and other carbonaceous materials into burners and gasification / liquefaction reactors enhances the use of biomass as a resource for heating, generating electricity, and converting to gaseous or liquid fuels. Increased use of biomass, which is a renewable energy source, reduces the consumption of fossil fuel, and hence reduces detrimental environmental impacts of using fossil fuel including air pollution and global warming.