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803 results about "Analytical control" patented technology

Light sensor with modulated radiant polychromatic source

An apparatus is described for assessing plant status using biophysical and biochemical properties of the plant remotely sensed by the invention thereby allowing selective monitoring, elimination or treatment of individual plants. In a preferred embodiment, a single polychromatic emitter provides coincident light beams; one beam substantially in the visible portion of the spectrum (400 nm to 700 nm) and the other in the near infrared (NIR) portion of the spectrum (700 nm to 1100 nm). This light beam illuminates a small surface area on the ground, which may be bare ground, desired plants or undesired weeds. The beam of light may be focused, collimated or non-focused. A detector array, usually composed of a visible detector and a NIR detector, detects portions of this polychromatic light beam reflected by the surface area and provides a signal indicative of whether the detected light was reflected by a plant or by some non-plant object such as soil. A controller analyzes this signal and, assuming a plant is detected, responds by activating a device to take some action with respect to the plant or stores the analyzed signal with corresponding DGPS position in the controller's memory for later analysis. A number of actions may be taken by the controller. For instance, if the plant is a weed, the desired action might be to spray herbicide on the weed. Or, if the plant is a crop that is determined to be lacking in nutrient, the desired action may be to apply fertilizer. Additionally, if the plant under test is a turf landscape, such as found on golf courses and sporting fields, plant biomass may be mapped and geo-located using GPS for later, comparative analysis.
Owner:KYLE H HOLLAND TRUSTEE OF THE MARANATHA TRUST DATED JULY 30 2013

Camera automatic regulating image acquisition device and method for fatigue crack propagation test

The invention relates to a camera automatic regulating crack image acquisition system for a fatigue crack propagation test, which comprises a crack image imaging and acquiring system, a camera position regulating system and a computer processing and analysis control system, wherein the crack image imaging and acquiring system comprises a CCD (Charge Coupled Device) camera, a lens, a light source illuminating device, a camera mounting bracket and an image acquiring card; the CCD camera, the lens and the light source illuminating device are arranged on the camera mounting bracket to form a crack image imaging unit; the image acquiring card is connected with a computer; a camera position regulating device comprises a stepping motor, a camera motion positioning cloud deck, a motion controller and a stepping motor driver; and the computer processing and analysis control system comprise the computer and a camera automatic regulating image acquisition module in an ARM motion controller. The invention also provides a camera automatic regulating crack image acquisition method for the fatigue crack propagation test. According to the camera automatic regulating image acquisition device and method for fatigue crack propagation test provided by the invention, the full-automatic operation is adopted; the control accuracy is high; and the real-time performance is excellent; and the labor intensity is reduced.
Owner:ZHEJIANG UNIV OF TECH

Telemedicine system and telemedicine equipment

The invention discloses a telemedicine system and telemedicine equipment. The telemedicine system comprises a portable medical instrument, an Internet of things business management platform and a telemedicine service platform, wherein the portable medical instrument is used for receiving control information, monitoring a self running status and acquiring control data, collecting physiological indexes of a user to obtain business data, packaging the control data and the business data according to a preset machine-to-machine (M2M) protocol and then sending, receiving diagnostic information and showing the diagnostic information to the user; the Internet of things business management platform is used for receiving the control data and the business data, analyzing the control data and the business data, sending the business data to the telemedicine service platform, analyzing information contained in the control data, generating the control information according to a preset strategy, sending the control information to the portable medical instrument, receiving the diagnostic information and sending the diagnostic information to the portable medical instrument; and the telemedicine service platform is used for receiving the business data, analyzing the business data to generate the diagnostic information and sending the diagnostic information to the Internet of things business management platform. By applying the telemedicine system and the telemedicine equipment, the running reliability of the system can be increased, the development can be reduced, and the information sharing capacity can be promoted.
Owner:CHINA MOBILE GROUP JIANGSU

Dynamic control method and apparatus for sewage disposal

The invention relates to a dynamic control method for sewage treatment, which comprises the following steps: adopting sensors to input the COD signal and the liquid-level signal to an analysis control device; calculating the COD load rate after the comparison with the terminal effluent requirement; carrying out the biochemical treatment of sewage according to the reaction times of the relevant procedures and the control parameters which are calculated on basis of the COD load rate; comparing the COD value of the discharged or reclaim water body with the standard value; and discharging or reclaiming if the COD value meets the standard and otherwise carrying out the secondary treatment. The devices used in dynamic control method further include COD concentration sensors, liquid level sensors and dissolved oxygen concentration sensors, which are arranged inside a water inlet regulating pond, a biochemical pond and an intermediate regulating pond respectively. The sensors are connected with the analysis control device. The dynamic control method integrally adopts the dynamic control mode, can accurately control the water treatment capacity and the aeration capacity in unit time, and ensure that the water discharge meets the water quality standard completely on the premise of the minimal energy consumption.
Owner:闫长军 +1
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