34results about How to "Realize automatic observation" patented technology

The invention relates to a device and method to measure precipitation runoff in farm field water conservancy. The runoff well and seepage well are connected by runoff-seepage communicating pipe. A water counter is set on water-yielding port of communicating pipe. Runoff bucket is at the bottom of well. There is a micro-water pump in well. Water counter connects radio-transmitting set. The method is suitable for measurement of seepage discharge, crop requirement and water quality. Surface runoff observation is divided to runoff Q track, moisture-holding Q soil and seepage water Q seepage, that is: Q fall=Q track + Q soil + Q seepage. The formula of water capacity is: Q soil=Q fall - Q track - Q seepage. According to duty Q fill and moisture variety DeltaQ soil, crop water requirement (water consumption Q crop in a period) is achieved: Q crop= Q fall+ Q fill- Q track- Q seepage+ DeltaQ soil. The invention resolves the problem of large error and high cost by using runoff field to measure.

The invention discloses a wireless remote automatic monitoring method for water level, relating to the technical field of water level and hydrology monitoring. The method is characterized by comprising the following steps: a field sensor (3) is used for collecting the hydrographic data of the water level and the like; the collected water level data is transmitted to a center control station (1) by a GPRSRTU through GPRS network, and a solar panel and a lithium battery (5) is used for storing and supplying the field electric power; the center control station (1) is used for processing the data, such as check, storage and the like; the center control station (1) is connected with a mobile phone (2) in wireless manner; the mobile phone (2) and the center control station (1) are arranged at any different place, and the monitoring can be realized by water level monitoring software. In the method, wireless transmission monitoring of the water level data can be realized, thus the monitoring is accurate, timely and quickly. The method can lighten the labor intensity, reduce the cost and enhance the work efficiency, is particularly suitable for the field use and the remote use, and can be widely used in the water level monitoring of the reservoirs, the rivers, the lakes, the irrigation ditches, the mines and the like.

The invention relates to a transportable surface runoff observation installment, which is suitable to observe the surface runoff under each kind of field condition. The installment is mainly composed by the runoff collecting device, the runoff sample gathering installment, the runoff quantity recognizer, the data measurement system, rainproof guarantees shielding five parts. Using the equipment can carry on the immediate determinant under each kind of area, the different land utilization way, the different management measure, the different slope, the slope length surface runoff. Compares with the traditional runoff plot observation, the invention has transportable, directly carries on the observation, the high sample gathering accuracy under the natural condition of local growth runoff, the construction cost low, the use factor high, the application scope observation to the unit time runoff intensity merit and so on; compared with the existing transportable runoff observation installment, it has the merit of satisfying the open country great current capacity runoff observation, the simple installment and operation, the electronic record, the high observation accuracy, the few breakdown and so on. The installment installs easy to operate, the real result, the lower construction cost, is suitable for to promote.

The present invention discloses a freezing detection method based on image processing, which can realize unattended and automated observation of a freezing phenomenon. The method comprises the following steps: making different character marks on the surface of a disc, arranging the disc into a water tank after marking, exerting instantaneous force on the disc according to a certain time interval, and collecting a sequence image of the disc; and matching the shape and the position of the last frame of the sequence image with the shapes and the positions of preceding frames character by character. If the matching is successful, the disc does not rotate during collection of the sequence image, and water is frozen. The rotation of the disc can be detected automatically by adopting the image processing algorithm, and the water freezing can be detected indirectly according to the results. No human intervention is needed during detect, the operation is simple and the cost is low.

The invention discloses a device and method for automatic measurement of a natural atmospheric aerosol Mueller matrix.The device is mainly composed of a gas pretreatment unit, a light source unit, a light scattering unit, a scattered light acquiring and measuring unit, a data acquiring and controlling unit and a data processing unit.Mechanical servo control is adopted only for scattering angle measurement, electric control is adopted for all the other element parameters, measurement speed is remarkably increased, all optical components are cured, the number of components does not need to be changed during measurement, measurement processes are greatly simplified, accurate natural atmospheric aerosol scattering parameters can be provided for radiative transmission simulation, and accurate basic experiment data are provided for atmosphere ocean remote sensing and climatology study.

The invention discloses a core wall deformation monitoring method for a high rockfill dam. The method comprises the following steps: arranging an array robot, arranging a measurement carrier, pre-burying an inclinometer tube, designing a core part, performing measuring, solving an MEMS inertial navigation error equation, calculating an inclination angle of a corresponding shaft, and calculating anaccumulated displacement according to an angle reckoning displacement amount and an integral. According to the principle of high-precision MEMS inertial navigation, the array type robot measurement system is researched and developed, the horizontal and vertical displacement of the core wall is monitored through deformation of the array type robot, the horizontal displacement is monitored in a vertical burying mode, the vertical displacement is monitored in a transverse burying mode, automatic observation is achieved, manual observation is completely replaced, the observation precision is high, the automation degree is high, the equipment diameter is small, the system is capable of adapting to large deformation of a core wall, capable of being buried transversely and vertically, and capable of making up for the inconvenience of vertical burying of the pipeline robot measuring system.

The invention discloses a high-throughput fish ecotoxicity test system. The system comprises experiment vessels, an experiment vessel placing device, mother liquid storage vessels, a sliding mechanical arm, a telescopic injector, a telescopic pipette, a data transmission port and a test parameter control platform, wherein the experiment vessel placing device is connected with the telescopic injector and the data transmission port separately; the mother liquid storage vessels are connected with the telescopic pipette; the sliding mechanical arm is connected with the telescopic injector, the telescopic pipette and the data transmission port separately; the data transmission port is also connected with the test parameter control platform. Through the adoption of the system, the output efficiency of ecotoxicological toxicity data can be improved.

The invention relates to a device for measuring wireless receiving and sending ultrasonic brine baume degree, evaporation capacity and liquid level. The device is characterized by comprising a measuring box, two measuring tubes, a reflection floater and a wireless receiving and sending ultrasonic measurement and control circuit, wherein the two measuring tubes are fixedly arranged at the lower part of the measuring box in parallel; through holes are uniformly formed in the tube wall of each measuring tube; the reflection floater is placed in one of the measuring tubes in a clearance fit manner; the wireless receiving and sending ultrasonic measurement and control circuit is arranged in the measuring box; the wireless receiving and sending ultrasonic measurement and control circuit comprises two ultrasonic sensors corresponding to the two measuring tubes. The device is simple in structure, advanced in method, reliable and accurate in test, small in volume and convenient to detect, and a large quantity of data can be continuously and accurately collected in a large area; the device is free of field measurement and easy and convenient to operate, and is particularly suitable for measuring the brine baume degree, the evaporation capacity and the brine depth (liquid level) in seal-lake salt production.

The invention discloses a data transmission method and system for a router, and relates to the field of data transmission. The method comprises the following steps: a sending end encapsulates a data needing to be transmitted into an OCM object, creating three chain tables; creating a chain table, an update chain table and a deleting chain table, wherein an update vernier is arranged in the update chain table, and a deleting vernier is arranged in the deleting chain; the sending end adds the OCM object in the creating chain table according to a creating order, when the OCM needs to update, the update data is sent to the receiving end according to the update vernier; when the OCM object needs to be delete, a deleting open interval is created according to the OCM object in the deleting chain table, and the deleting open interval is sent to the receiving end. By use of the data transmission method disclosed by the invention, the precision of the data synchronization can be guaranteed, the method can be extensively suitable for various data transmission scenes, and the user experience is obviously improved.

The invention provides a forage grass observation device and system. The forage grass observation device includes a first camera and a second camera, wherein the first camera includes a first camera lens, a first processor and a first communication module connected in sequence; the second camera includes a second camera lens, a second processor and a second communication module connected in sequence. The first camera is arranged at a first preset height away from the ground of a forage grass observation zone and the viewing angle of the first camera lens is perpendicular to the ground. The first processor generates a first observation result according to a coverage image sent by the first camera lens. The second camera is arranged at a second preset height away from the ground and the view angle of the second camera lens forms a preset included angle with the horizontal surface and points to the upper part of the ground. The second processor generates a second observation result according to forage grass height image sent by the second camera lens. The first communication module and the second communication module are used for realizing remote communication. In this way, automatic observation of the forage grass observation zone is realized; time and labor are saved and the measurement precision is improved.

The invention relates to the technical field of tunnel construction survey, in particular to a tunnel vault settlement monitoring system device based on an isostatic surface principle and a measuringmethod. The tunnel vault settlement monitoring system device based on the isostatic surface principle comprises a tunnel, wherein the tunnel comprises a tunnel vault, a tunnel entrance and a tunnel exit; a plurality of steel bar pile hanging rings are mounted on the tunnel vault; an observation point device is mounted each the steel bar pile hanging ring; the observation point device comprises anobservation box; a water inlet valve and a water outlet valve are arranged on the lower part of the observation box; a hydraulic sensor is arranged inside the observation box; a flat pressure valve and a cable notch are formed in the upper part of the observation box; a measurement starting point device is mounted outside the entrance or the exit of the tunnel; a hydraulic sensor is arranged inside a benchmark slot; the benchmark slot, a water tank and the water inlet valves of the observation point devices are connected through a pipeline; the hydraulic sensors of the observation point devices and the hydraulic sensor of the measurement starting point device are connected in parallel through cables and are connected into an acquisition unit.

The invention provides a prevailing visibility automatic observation method and relates to the field of atmosphere detection. A prevailing visibility automatic observation instrument comprises a support frame (5), a light blocking shield (2), a fish eye lens (1), a temperature control box (3), a digital camera (4) and a data processing and control module (6). The top part of the light blocking shield (2) is provided with a fish eye lens installation port which is arranged in the middle part of the top part. The method for utilizing the prevailing visibility automatic observation instrument to carry out automatic observation comprises the following steps of: obtaining a panorama image of an observed area; extracting brightness data of the observed area; extracting object characteristic data of the observed area; with 1 degree used as a unit, calculating an object visibility value in each sector range; and outputting a prevailing visibility value. The prevailing visibility automatic observation method has the advantages that the automatic observation of the prevailing visibility is firstly realized; the functions of a whole-sky nephometer are also available; the visibility values of the whole surface are obtained; and a function of observing effective horizontal visibility is also realized.

The invention discloses a sunshine sensor, which comprises a light shading plate comprising a sun-receiving surface and a backlight surface; and a photovoltaic conversion circuit, which comprises first photoresistors arranged on the sun-receiving surface of the light shading plate and used for sensing the light radiation of the sun-receiving surface of the light shading plate, and second photoresistors arranged on the backlight surface of the light shading plate and used for sensing the light radiation of the backlight surface of the light shading plate. The invention also discloses a sunshine measuring device comprising the sunshine sensor. The sunshine sensor senses light radiation through the photoresistors, and the sunshine measuring device realizes sunlight detection according to the illumination intensity difference of the sun-receiving surface and the backlight surface, so that compared with a conventional dark-tube sunshine recorder, the sunshine sensor and the sunshine measuring device can improve measurement accuracy of sunshine duration, realize high-precision automatic observation and can be applied to construct a weather internet of things.