13370results about "Greenhouse cultivation" patented technology

A protective and decorative coating composition including about 2 to 10 different colorants which in combination with a resinous composition produce a desired visible coating. A majority of the colorants has a maximum haze of about 10% and exhibits an absorbance peak in the visible spectrum wherein at least about 50% of the total absorbance in the visible spectrum occurs at wavelengths within about 50 nm of the wavelength of the peak absorbance.

A method and apparatus for extracting CO₂ from air comprising an anion exchange material formed in a matrix exposed to a flow of the air, and for delivering that extracted CO₂ to controlled environments. The present invention contemplates the extraction of CO2 from air using conventional extraction methods or by using one of the extraction methods disclosed; e.g., humidity swing or electro dialysis. The present invention also provides delivery of the CO₂ to greenhouses where increased levels of CO₂ will improve conditions for growth. Alternatively, the CO₂ is fed to an algae culture.

A system includes an enclosed space defining a controllable environment chamber. The system also includes at least one monitoring device configured to measure multiple characteristics of an environment within the chamber. The system further includes multiple actuators configured to alter the characteristics of the environment within the chamber. The enclosed space includes at least one rack system configured to be placed within the enclosed space. Each rack system includes multiple layers configured to receive multiple plants to be grown in the chamber. The actuators are configured to adjust the characteristics of the environment within the chamber to condition the environment based on the plants to be grown in the chamber.

High dielectric constant thermoplastic compositions that are capable of being used in a laser direct structuring process. The compositions include a thermoplastic base resin, a laser direct structuring additive, and at least one ceramic filler. The compositions provide a high dielectric constant, low loss tangent thermoplastic composition. The compositions can be used in a variety of applications such as personal computers, notebook and portable computers, cell phone antennas and other such communications equipment, medical applications, RFID applications, and automotive applications.

The present invention relates to antimicrobial compositions, methods for the production of these compositions, and use of these compositions with medical devices, such as catheters, and implants. The compositions of the present invention advantageously provide varying release kinetics for the active ions in the compositions due to the different water solubilities of the ions, allowing antimicrobial release profiles to be tailored for a given application and providing for sustained antimicrobial activity over time. More particularly, the invention relates to polymer compositions containing colloids comprised of salts of one or more oligodynamic metal, such as silver. The process of the invention includes mixing a solution of one or more oligodynamic metal salts with a polymer solution or dispersion and precipitating a colloid of the salts by addition of other salts to the solution which react with some or all of the first metal salts. The compositions can be incorporated into articles or can be employed as a coating on articles such as medical devices. Coatings may be on all or part of a surface.

A unitary humidity exchange cell (HUX) is dislosed that includes at least one composite membrane, disposed between at least one first chamber for flow of the first fluid therethrough and at least one second chamber for flow of the second fluid therethrough. The composite membrane include an at least partially sulfonated humidity-conducting polymer comprising residues derived from at least one arylvinyl monomer; and a reinforcing substrate bonded thereto. The product finds utility in a variety of physical and chemical processes and products whereby moisture or other highly polar liquid or gas transfer, exchange removal or delivery is important. A notable application is the Membrane Energy Recovery Ventilator (MERV) in which both heat, ions and moisture is transferred between two air streams, one intake and one exhaust, from an air-conditioned building.

A system (1) for modulating growth or attributes of at least one part (2) of one or more plants comprising chlorophyll is disclosed. The system (1) comprises at least one light emitting device (3), such as a light emitting diode (LED), for irradiating the at least one part (2), at least one light sensor (4) for picking up light from the at least one part (2), communication capabilities (5) for facilitating communication between the at least one light sensor (4), the at least one light emitting device, and a processor (6). The processor (6) reads data from the at least one light sensor (4) via the communication capabilities (5), generates a control signal based on the data and a reference, and then controls, based on the control signal, the at least one light emitting device (3) via the communication capabilities in order to modulate plant growth or plant attributes.

A grow light fixture that may be used for the replacement of high intensity discharge (HID) lamp fixtures used for growing plants includes a housing containing a plurality of both red and blue high power LEDs mounted to a circuit board, and powered by an onboard power supply. Control circuitry may include separate, infinitely variable controls to enable independent adjustment of the red and blue LED light output. A plurality of thermal vias made of copper or other thermally conductive material extend through the circuit board to conduct heat from the LEDs to a heat sink mounted on the back of the circuit board, and a fan may be used to vent the heat to the outside of the housing. The housing is mounted an appropriate distance above a plant in a growth media to provide user-controlled lighting for enhanced plant growth.

A lighting fixture for facilitating plant growth and a light emitting component. The fixture comprises a single light emission source LED device which provides at least two emission peaks in the wavelength range of 300-800 nm and at least one of the emission peaks has Full Width of Half Maximum (FWHM) at least 50 nm or higher. The emission peaks of the LED match well with a plant photosynthesis response spectrum and is therefore particularly suitable for high efficiency artificial lighting.

Disclosed are oxygen-scavenging polymer compositions having high transparency and low haze comprising immiscible blends of at least one polyester comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol, a copolyamide or a transamidized, homogeneous blend of a least two polyamides, and a metal catalyst. The components of the immiscible blend which have refractive indices which differ by about 0.006 to about −0.0006. The small difference in the refractive indices enable the incorporation of regrind into the polymer composition to produce transparent shaped articles. The blends of the present invention are useful in producing shaped articles such as, for example, sheeting, films, tubes, bottles, preforms and profiles. These articles may have one or more layers and can exhibit improved excellent barrier properties and good melt processability while retaining excellent mechanical properties.

A computer implemented system for a vertical farming system comprising at least a first crop growth module and operating in an environmentally-controlled growing chamber, the control system comprising sensors for measuring environmental growing conditions in the environmentally-controlled growing chamber over time to generate environmental condition data, a device configured for measuring a crop characteristic of a crop grown in the crop growth module of the environmentally-controlled growing chamber to generate crop growth data and a processing device comprising software modules for receiving the environmental condition data and the crop growth data; applying an algorithm to the environmental condition data and the crop growth data to generate an improved environmental growing condition and generating instructions for adjustment of the environmental growing conditions in or around the growth module in the environmentally-controlled growing chamber to the improved environmental growing condition.

A vertically-integrated greenhouse for growing plants in suspended trays. The design is particularly well-suited for installation in a double-skin façade of a building, or in an interior atrium, lobby, or similar structure. In addition to producing food, plants can reduce building maintenance costs by providing shade, air treatment, and evaporative cooling to building occupants. The vertically-integrated greenhouse involves the use of a dynamic movable array of plant trays as a mechanical shading device. The spacings and arrangements of the trays in the tray suspension system can be adjusted on both a diurnal basis and a seasonal basis to maximize plant light capture and building shading, thereby maximizing crop yield and building energy savings, or for esthetic considerations.

A method for improving the storage stability of personal care formulations containing ultraviolet (UV) radiation-absorbing agents (sunscreen agents) is disclosed. Latex polymer particles containing a void, having a particle size from 50 to 1000 nanometers, and having at least 4% polymerized crosslinker monomer units in the shell portion of the particle are especially effective in maintaining storage stability and effectiveness of sunscreen formulations when added to personal care compositions containing at least one sunscreen agent.

The present invention is related to a tridimensional combined green building which is constituted with plant, biologic ecosystem, physical environment ecosystem, habitation environment and the combination thereof. Said tridimensional combined green-building may comprises green villages, green areas and green scientific town, such as tridimensional wall, tridimensional river and tridimensional bridge etc., and they can be divided into variety of green building.

A fluorochemical composition for rendering fibrous substrates oil repellent, water repellent, and/or stain repellent and comprising a fluorinated polymer dispersed in water or dissolved or dispersed in an organic solvent, the fluorinated polymer comprising units derived from (i) a mixture of two or more fluorinated polyether monomers that differ in at least their molecular weight, the fluorinated polyether monomers having an ethylenically unsaturated group and a perfluorinated polyether group and wherein at least 90% by weight of the mixture consists of fluorinated polyether monomers that have a perfluorinated polyether group having a molecular weight of at least 750 g/mol and (ii) one or more units derived from one or more co-monomers other than a fluorinated polyether monomer and wherein the co-monomers comprise at least one non-fluorinated monomer. Also, method for treating fibrous substrate with such composition, fluorinated polyether monomers, and fluorinated polymers derived from such monomers.

Disclosed is a process for the preparation of shaped articles such as, for example, sheeting, films, tubes, bottles, preforms and profiles, having high transparency and low haze, and comprising immiscible blends of at least one polyester comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and a copolyamide or a transamidized, homogeneous blend of a least two polyamides. The components of the immiscible blend have refractive indices which differ by about 0.006 to about −0.0006. The small difference in the refractive indices enable the incorporation of regrind into the polymer composition to produce transparent shaped articles. These articles may have one or more layers and can exhibit improved excellent barrier properties and good melt processability while retaining excellent mechanical properties. Metal catalysts can be incorporated into the compositions to produce shaped articles having oxygen-scavenging properties.

The invention is a system and method for managing a plurality of areas of interest of a golf course. The system comprises a plurality of subsurface aeration subsystems and a programmable master control module. Each subsystem provides to a specific area at least one of air under pressure and a partial vacuum. In each area of interest, a local control module is responsive to a directive and to a datum (environmental or operational parameter). The local control module is configured to operate the subsystem and is in communication with the programmable master control module. The programmable master control module receives from the local control modules area information representing a status of the respective specific area to which the local control module is dedicated, and in response to the area information and to a command, the programmable master control module issues a directive to the local control module to operate the subsurface aeration subsystem.

The invention discloses a remote monitoring and intelligent control system and method of an agricultural greenhouse based on an M2M framework. The system comprises an information acquisition module, an M2M network transmission module, a service monitoring module, an expert decision module, a system display module and a remote control module. The method comprises: firstly, deploying a plurality of environmental parameter sensors in a glasshouse to collect key information; then, in an M2M mode, sending the key information to a centered platform via the Internet or the 3G network; storing, displaying and analyzing data in the centered platform; combining with a crop model and an expert system to output decision information; and issuing a control order via the Internet or the 3G network. The system can avoid the limitation of the local automatic control system of the common greenhouse and realizes the situation that the production in a plurality of greenhouses is supported on one platform, thus the system has good expansibility and supports scale application. The system provides the means for checking systems and issuing orders on the Internet and a mobile terminal, is convenient and can transmit information by the broadband Internet and the 3G communication network.

Disclosed is a process for the preparation of shaped articles such as, for example, sheeting, films, tubes, bottles, preforms and profiles, having high transparency and low haze comprising immiscible blends of one or more thermoplastic polymers selected from polyesters, polycarbonates, and polyarylates, and a copolyamide or a transamidized, homogeneous blend of a least two polyamides. The components of the immiscible blend which have refractive indices which differ by about 0.006 to about −0.0006. The small difference in the refractive indices enable the incorporation of regrind into the polymer composition to produce transparent shaped articles. These articles may have one or more layers and can exhibit improved excellent barrier properties and good melt processability while retaining excellent mechanical properties. Metal catalysts can be incorporated into the compositions to produce shaped articles having oxygen-scavenging properties.

The invention discloses an environment control plant factory through seal-typed artificial light, which comprises the following parts: fender structure, air circulating system, temperature adjusting system, moisture adjusting system, CO2 supplying system, light supplying system, control system based on inserted network technique and automatic power-metering system, wherein the systems are seal, heat-proof and light-tight, which provides clean and fitful growing environment for plant. The invention saves cost and energy consumption, which realizes normalized and standardized cultivating management and planning manufacturing.

The present invention relates to a method for controlling pathogen growth on live plants and mushrooms using UV-C light and an apparatus for use in the method. Also provided are methods for removing surplus leaves and methods for destroying aerial plant parts prior to harvest of underground roots, tubers or bulbs.