65results about How to "Strengthen conservation" patented technology

The invention relates to an urban drainage pipe network water level information monitoring system. The system comprises inspection shaft water level monitoring terminals and a drainage pipe network information processing platform, and the inspection shaft water level monitoring terminals adopt the GPRS wireless communication mode and establish remote communication and connection with the drainage pipe network information processing platform via the Internet pubic network. Compared with the prior art, the system can real-timely monitor the dynamic operational state of a drainage pipe network, improve the level of the maintenance, management and assessment of the drainage pipe network, strengthen the analysis on regional drainability and enhance emergency flood control capability.

The invention discloses a die for building materials products and a preparation method thereof. The die provided by the invention contains a preformed female die and is prepared by the following steps of: cleaning the female die by an air pump, coating a mold releasing agent on the surface of the female die, uniformly laying a silica gel surface layer on the surface of the female die coated with the mold releasing agent to form a nonstick material surface layer, placing a bar of angle iron at each long side of the die; successively laying a silica gel bonding coat and a layer of gauze on the silica gel surface layer after its gelation, laying an epoxy resin bonding layer and a layer of glass fiber grid cloth after coagulation of the silica gel bonding layer to form a bonding layer; laying an insulation plate and flat iron on the bonding layer, pressing tightly by using a steel plate and simultaneously installing seal section bars at the four corners of the die; laying epoxy resin mortar on the surface of the insulation plate to form a light filling layer; laying a layer of glass fiber biaxial cloth on the light filling layer, and laying an epoxy adhesive coat on the glass fiber biaxial cloth to form a hard base material. The die provided by the invention has a simple structure, is easy to demould, and can be used to effectively guarantee the quality of moulded products. In the meantime, the preparation method provided by the invention is convenient to operate, requires low cost, and is easy to maintain.

An example method of operating a device includes using a switching circuitry to a first subset of antennas from an antenna cluster, using the first subset of antennas to receive a first Bluetooth signal, generating a first directional value of the first Bluetooth signal, using a processing element to evaluate at least one antenna of the antenna cluster based at least partly on the first directional value, selecting a second subset of antennas based on evaluation, using the second subset of antennas to receive a second Bluetooth signal, and generating a second directional value of the second Bluetooth signal. Other embodiments of the device and operations thereof are also disclosed.

The invention relates to an early warning service management system based on remote expert service. In the system, sensors based on hybrid automatic repeat request (ARQ) technology collect the grouped data of a bridge; the machine to machine (M2M) technology is adopted to monitor the information between the intelligent sensor devices, the monitoring information is transmitted remotely in a wireless digital manner; a terminal collector performs bidirectional data transmission on the monitoring information through a terminal remote transport protocol and an intelligent network platform, the data collected by the terminal collector are compared with the stress simulation database information of the bridge design and off-design small probability state finite element computation structure established by an expert service system, the comparison result is used for evaluating and processing; early warning is performed according to the comparison and evaluation result of the condition and monitoring information of the bridge; and when the monitoring data are abnormal or the warning level is higher, the system automatically sends a message to an expert and the expert can give corresponding handling advices and measures timely, thus the timely and dynamic management of information can be realized.

A novel personal electronic device includes a processor having first (embedded) and second (non-embedded) cores including associated operating systems and functions. In one aspect, the first core performs relatively limited functions, while the second core performs relatively broader functions under control of the first core. Often the second core requires more power than the first core and is selectively operated by the first core to minimize overall power consumption. Protocols for functions to be performed by the second core may be provided directly to the second core and processed by the second core. In another aspect, a display controller is designed to interface with both cores. In another aspect, the operating systems work with one another. In another aspect, the first core employs a thermal control program. Advantages of the invention include a broad array of functions performed by relatively small personal electronics device.

A fixing apparatus includes: a fixing belt; a pressurizing roller; a supporting member; a heating unit; a nip forming member; and a deform preventing unit. The fixing apparatus and an image forming apparatus including the fixing apparatus prevent a supporting member from deforming due to sliding of a fixing member, improving energy conservation and durability of parts and obtaining a good image.

A non-metal window muntin formed from plastic or wood is described for use in hermetically sealed insulated glass windows. The process for forming the muntin includes machining polystyrene sheets which are painted with a latex pain and baked prior to use between sealed glass of the window.

The invention discloses a detection algorithm of a cement concrete pavement slab staggering quantity. The detection algorithm specifically comprises the following steps of: inputting a three-dimensional image data matrix, and filtering the data; orderly taking each line of the three-dimensional image data matrix O'' after filtering, and solving the slab staggering quantity corresponding to each line in a line-by-line manner, namely solving the slab staggering quantity of the line after finding out all inflection points of the line; taking the inflection points, of which the difference of the horizontal ordinates is M, from an inflection point matrix G, and solving the difference between each two inflection points so as to obtain a height difference matrix after all the lines are processed, wherein the maximum of the height difference matrix is the slab staggering quantity corresponding to the line; solving the slab staggering quantities h1, h2,... and hm in a line-by-line manner, averaging the m slab staggering quantities, and thereby obtaining the pavement faulting quantity of the image acquisition area. The detection algorithm of the cement concrete pavement slab staggering quantity is simple in computation and short in run time, and does not need manual work. By using the surface measurement, the pavement faulting quantity can be detected by only inputting the acquired three-dimensional image data of the cement concrete pavement; and therefore, the detection algorithm is high in efficiency and accurate in detection.

The invention discloses a grooved texture depth detection algorithm for a cement concrete pavement. The grooved texture depth detection algorithm comprises the following steps: inputting a three-dimensional data matrix of an image, and performing filtering processing on data; performing partitioning processing on the three-dimensional image data matrix after filtering, and dividing the data matrix to N uniform blocks according to the size of the matrix; calculating the corresponding texture depth of the block one by one; and calculating the mean texture depth one block by one block, and calculating an arithmetic mean of the N mean texture depths, namely the texture depth value TD of the image. According to the grooved texture depth detection algorithm, the real-time, high-efficient and quantitative detection of skid-resisting capacity of the cement concrete pavement can be realized. The method provided by the invention has the advantages of simplicity in calculation and short operation time, and is suitable for being used in a real-time system. According to the method provided by the invention, human intervention is not required, surface measurement is adopted, the efficiency of the method is high and the detection is precise; the influence of an inclined plane is eliminated, and the range of applications is wide, and potent information support can be provided for maintenance and management of the cement concrete pavement, and the maintenance and management level of a highway is improved.

In accordance with various embodiments, there is provided a light-emitting diode lamp, which includes a body shell, and a light source assembly arranged in a cavity of the body shell. The light source assembly includes a light-emitting diode. The light-emitting diode lamp further includes a thermosensitive sensor, and a photosensitive sensor. The thermosensitive sensor and the photosensitive sensor are independently and automatically configured to detect, respectively, a presence of a person and ambient light near the light-emitting diode lamp.

The invention discloses a pavement crack recognition algorithm method and system based on dual-scale clustering algorithm. The pavement crack recognition algorithm method includes steps of reading a three-dimensional image data matrix to obtain a binary image by a computer; scanning a data matrix corresponding to the binary image to obtain a marked crack area by an eight-neighborhood search algorithm according to the sequence from top to bottom, left to right; clustering cracks by the dual-scale clustering algorithm to obtain the clustered crack area; utilizing the minimum circumscribed ellipse where the clustered crack area is located as pavement cracks. The pavement crack recognition algorithm method is low in complexity, short in operation time and free of manual involvement. Disordered crack data is locally linearly fitted, model-established theory is indicated by a regular and certain mathematical expression, and data processing complexity is lowered; detection of the pavement cracks can be completed by inputting and acquiring pavement crack data only, so that the algorithm is high in detecting efficiency and fast and has a certain research value.

The invention discloses a three-dimensional information based detection algorithm for the cement concrete pavement structure depth. The detection algorithm specifically comprises the steps of inputting a three-dimensional image data matrix and performing filtering processing on data; successively taking each line of the three-dimensional image data matrix Q after filtering processing to calculate line by line structure depths corresponding to each line, calculating the structure depths A1, A2,... and Am line by line, and averaging the m structure depths to obtain the pavement structure depth of an image acquisition area. According to the three-dimensional information based detection algorithm, the calculation is simple, operation time is short, and labor partition is not required; and face measurement is used, and the pavement structure depth can be detected by only inputting the acquired three-dimensional image data of the cement concrete pavement, accordingly, the detection algorithm is high in efficiency and accurate in detection.

The invention discloses a highway pavement disease positioning method based on an unmanned aerial vehicle. The unmanned aerial vehicle system is integrated with a high-resolution video collector, a 5Gmobile communication terminal and a Beidou satellite positioning navigation module; and the method comprises the steps of acquiring road surface high-resolution image data, unmanned aerial vehicle flight height data and unmanned aerial vehicle position information; based on the transmission of detection data of the 5G mobile communication technology, the pavement disease detection model based onthe improved DPM is used for detecting and positioning the pavement disease. The beneficial effects of the method are that the method effectively irons out the defects that a conventional pavement disease data obtaining method is low in automation degree, is high in obtaining cost, and is slow in speed, and a pavement disease detection and positioning method is low in detection efficiency, is large in detection precision fluctuation, is large in workload of a positioning process, and is low in positioning automation degree; and the method is high in practicability and can be widely applied topavement disease detection and positioning of highways, national roads, other low-grade highways and urban roads.

The invention discloses an algorithm for detecting the structure depth of a cement concrete pavement. The algorithm specifically comprises the following steps of: inputting image three-dimensional data matrixes, and filtering the data; sequentially taking the filtered three-dimensional data matrixes, obtaining each-line-corresponding structure depth line by line to obtain the structure depths C1, C2, -, Cm line by line, and averaging the m structure depths to obtain the structure depth of the pavement within an image capturing region. The algorithm disclosed by the invention is simple to compute, is short in running time, and can be carried out without labors. After the surface measurement is adopted, the structure depth of the pavement can be detected only by imputing the acquired three-dimensional data matrixes of the cement concrete pavement, so that the detecting algorithm is high in efficiency, and exact in detection.

In one embodiment, an apparatus is presented that detects wireless signals from external devices that uniquely identify each of the external devices, records, in memory, information about the external devices without access to an external database, and compares information from the external devices to determine a relative location of the wearable device without using additional, power-hungry position location functionality if there is a threshold match in the compared information. In some embodiments, the invention uses the determined relative location to trigger an action at another device. The invention, using self-contained functionality, enables improvements in same location or home location determination accuracy, memory conservation, and power consumption.

A controller for use with a fluid distribution system and method of operation thereof is provided. The controller comprises a touch screen, a processing unit, and an output interface. The processing unit is in communication with the touch screen. The output interface is in communication with the processing unit and the fluid distribution system. In response to a touch input from a user, the processing unit accesses at least one valve profile and adjusts a state of operation of the fluid distribution system through the output interface.

The invention relates to the field of architectural decoration / finishing materials, and particularly relates to an artificial marble slab having a decorative effect and a manufacturing method thereof. The artificial marble slab having a decorative effect comprises sulfoaluminate cement, white quartz sand, water-based polycarboxylic acid water-reducing agent, water-based organosilicon defoaming agent, pigment and concrete antishrinking agent. The manufacturing method of the artificial marble slab having a decorative effect comprises the following steps: proportionally preparing mortar, defoaming, performing vibration compaction, netting to obtain a blank, then drying, demolding, and maintaining. According to the invention, the artificial marble slab having a decorative effect has favorable hardness, abrasion strength, shear strength, folding strength and weather resistance, low internal porosity and clear texture; the manufacturing method is short in maintenance time and low in mixing water consumption in the construction process, effectively compensates for dimensional instability caused by shrinkage of cement, and improves the demolding convenience; and the manufacturing method greatly improves the production efficiency and lowers the operating cost of production.

The invention provides a pavement image shadow removing method based on illumination compensation, which comprises the following steps: 1, collecting two-dimensional pavement shadow image and grayscale processing the two-dimensional pavement shadow image to obtain grayscale pavement image I (i, j); I (i, j) is pretreated to obtain that pretreated pavement image Ih (i, j); 2, carrying out illumination compensation processing on that preprocess pavement image Ih (i, j) to obtain the illumination compensated image I 'h (i, j); the shadow factor C (i, j) being compensated to the pixels of the shadow region in the gray-scale road surface image I (i, j) to obtain a preliminary shadow removing image I '(i, j); 3, carrying out spline interpolation on penumbra regions of pixel point of each row andeach column in a preliminary shadow removing image I '(i, j) to obtain an interpolated image I' non (i, j); The penumbra region of the interpolated image I'non (i, j) is restored to get the pavementshadow removing image Inon (i, j). The invention completely retains the pavement texture information, adopts the illumination compensation to remove the shadow to the pavement image, and avoids the shortcomings of high cost of the crack monitoring vehicle and low crack detection accuracy of the crack detection system of the motion camera.

The invention belongs to the technical field of building outer wall construction, and discloses a construction method for outer wall surface washed stones. The construction method comprises the following steps: conducting base layer treatment, specifically, plastering or brushing an interface agent on an outer wall to obtain a washed stone wall surface base layer; snapping lines, specifically, snapping grids / dripping sutures on the outer wall; pasting grid division strips and water dripping strips, specifically, arranging the grid division strips or the water dripping strips according to the grids / dripping sutures; brushing cement mortar, specifically, scraping the cement mortar on a wet base layer to form a cement mortar layer; smearing a washed stone slurry surface layer, specifically, smearing washed stone slurry on the cement mortar layer, and kneading, pressing and compacting to form the washed stone slurry surface layer; flushing the surface layer, specifically, after initially setting the washed stone slurry surface layer, flushing the surface of the surface layer by using an under-pressure spray head to expose the washed stones and form a washed stone surface; and forming strips and pointing, specifically, after naturally air-drying the washed stone surface, forming dividing strips and water dripping strips, and conducting pointing through cement and fine sand mortar. The construction method is short in construction period, suitable for large-area outer wall decoration, not prone to stripping, resistant to pollution, free of discoloration and good in economic benefits.

For realizing a mobile communication network highly compatible with the Internet and improving channel efficiency and battery conservation in a mobile communication system including a plurality of base stations connected to IP network, a plurality of mobile stations locating in a cell formed by base station, and a server, connected to the IP network, for managing location information of the mobile stations, wherein a set of cells constitutes a paging area, whereas the server manages information of a standby mobile station as location information of mobile stations about paging area in which mobile station locates; the server determines whether a mobile station is in standby state or not when a base station transfers to the server a packet addressed to the mobile station and, if the mobile station is in the standby state, copies the packet by the number of the base stations corresponding to the paging area related to the mobile station and multicasts thus copied packets.

An air conditioning system includes a heat pump section performing indoor air-warming by using a vapor-compression refrigeration cycle, a separate heat source section performing indoor air-warming by using a heat source separate from the heat pump section, and a control unit configured to control actions of the heat pump section and the separate heat source section. When a heat pump air-warming operation is being performed, and when a first switching condition is met, the control unit switches from the heat pump air-warming operation to a separate heat source air-warming operation. The first switching condition is that an outside air temperature reaches a first switching outside air temperature and an air-warming capability of the heat pump section reaches an upper limit.

The invention discloses a rail head silhouette measuring instrument, and relates to the technical field of steel rail repair and maintenance. The rail head silhouette measuring instrument comprises a positioning device, a fixing device for fixing a steel rail and a measuring device. The fixing device is arranged at the lower portion of the positioning device. The measuring device is arranged at the upper portion of the positioning device. The measuring device comprises a slide way arranged on a fixed plate, a ruler and a telescopic probe. The ruler slides on the slide way through a slider. The fixed plate can slide up and down and is connected with the positioning device. The transverse probe is arranged at the lower end of the fixed plate and can be meshed with and fixed to the upper end of a rail head silhouette. A standard template is arranged and fixed at the position, corresponding to the probe, of the fixed plate. The grinding amount required by the steel rail and the difference value between the ground steel rail profile and the designed profile can be rapidly measured on working site, the repair and maintenance level of the steel rail is improved, and work efficiency is improved.

The invention discloses a differential chain production assembly line for double speed converting regulation of a separation distance chain wheel for lamp transportation. The differential chain production assembly line structurally comprises a chain wheel correcting case, a bottom frame plate seat, a transverse stay bar, a differential chain belt, a worktable bracket, a shaft driving motor and a baffle plate shell rack. The differential chain production assembly line achieves ring-by-ring adjusting and correcting effect by matching the chain wheel correcting case with the differential chain belt, and front and back pressing double speed of a double roller bearing are formed to improve a rotating effect, so that an elastic stretching effect of teasing to prevent uptightness is obtained by means of bottom side single-sided displacement chain movement, the friction property of a cotton cover is avoided, an effect that a rod end is pressed out of a smooth end cap is achieved, and the chainbelt deviating a track can be corrected ring by ring to reset the track as a low position obtained by a vertical diameter theorem of a disc is knocked by a hammer head cap of a roller ball, so that transportation of the integral lamp is not intervened and a separation distance chain wheel double speed small box body regulating effect is achieved. An effect that a potential magnetic plate pushes abearing roller to accelerate and rotate is achieved, the integral tensile force of the differential chain is improved, and chain wheel maintenance is enhanced.

An example method of operating a device includes using a switching circuitry to a first subset of antennas from an antenna cluster, using the first subset of antennas to receive a first Bluetooth signal, generating a first directional value of the first Bluetooth signal, using a processing element to evaluate at least one antenna of the antenna cluster based at least partly on the first directional value, selecting a second subset of antennas based on evaluation, using the second subset of antennas to receive a second Bluetooth signal, and generating a second directional value of the second Bluetooth signal. Other embodiments of the device and operations thereof are also disclosed.

The invention discloses a preparation method of a high-heat-generation electric shock curing concrete structure, which specifically comprises the following steps: mixing fine aggregate, a non-conductive nano material and a conductive nano material, and fully and uniformly stirring to obtain a dry material A; mixing the cementing material and the conductive filler, and fully and uniformly stirring to obtain a dry material B; mixing the dry material A and the dry material B, fully and uniformly stirring, adding water and a water reducing agent, and fully and uniformly stirring to obtain the non-conductive nano material modified concrete material; and preparing the non-conductive nano material modified concrete structure through electric excitation curing. The electric heating property development rule of the electric excitation curing concrete structure is fully considered, the heating efficiency of the concrete structure under the electric excitation curing effect can be remarkably improved by adding proper non-conductive nano materials into the structure, under the same power-on power, the curing temperature of the concrete with the high heating efficiency is higher, and the curing effect is better. The method is beneficial to development of mechanical properties and is suitable for rapid and high-quality construction of an electric excitation curing concrete structure.

The invention relates to an urban drainage pipe network water level information monitoring system. The system comprises inspection shaft water level monitoring terminals and a drainage pipe network information processing platform, and the inspection shaft water level monitoring terminals adopt the GPRS wireless communication mode and establish remote communication and connection with the drainagepipe network information processing platform via the Internet pubic network. Compared with the prior art, the system can real-timely monitor the dynamic operational state of a drainage pipe network, improve the level of the maintenance, management and assessment of the drainage pipe network, strengthen the analysis on regional drainability and enhance emergency flood control capability.

Hot-runner system (100) for use with molding system. Hot-runner system (100) having: heater (102) to generate heat responsive to receiving power. Heat-sourcing component (104) to receive heat from the heater (102) so that the heat that is generated by the heater (102) is transferred, at least in part, from heater (102) to heat-sourcing component (104). Heat-sourcing component (104) becomes heated to an operating temperature. Heat-receiving component (106) being at least partially spaced from the heat-sourcing component (104). The operating temperature of the heat-receiving component (106) being cooler than operating temperature of the heat-sourcing component (104). Non-structurally supportive heat insulator (108) has thermal conductivity being lower than thermal conductivity of air during operation of the hot-runner system (100). Whereby, in use, non-structurally supportive heat insulator (108): (i) reduces heat transmission from heat-sourcing component (104) to heat-receiving component (106), and (ii) permits reduction of power consumption of heater (102).

An air conditioning system includes a heat pump section performing indoor air-warming by using a vapor-compression refrigeration cycle, a separate heat source section performing indoor air-warming by using a heat source separate from the heat pump section, and a control unit configured to control actions of the heat pump section and the separate heat source section. When a heat pump air-warming operation is being performed, and when a first switching condition is met, the control unit switches from the heat pump air-warming operation to a separate heat source air-warming operation. The first switching condition is that an outside air temperature reaches a first switching outside air temperature and an air-warming capability of the heat pump section reaches an upper limit.