254 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.

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.

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.

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.

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.

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 provides a refrigerator oil composition including: a base oil (A) composed of at least one selected from a polyalkylene glycol, a polyol ester, a poly-α-olefin, an alkylbenzene, and an mineral oil; an organic sulfur compound (B) having a sulfur content of 35% by mass or less; and a refrigerant (C) composed of at least one selected from carbon dioxide gas, a hydrocarbon, and ammonia, in which the refrigerator oil composition has a total sulfur content of 0.01 to 0.1% by mass with respect to a total amount of the components (A) and (B). The refrigerator oil composition is novel, and is free from an environmental problem such as the ozone layer destruction or the global warming, can retain its lubrication property for a long period of time, and does not cause the clogging of a capillary in a refrigeration cycle.

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.

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.