16 results about "Observatory" patented technology

Rotating structure (4) for civil applications, comprising - a fixed part (8) and a movable part (12) which rotates about an axis of rotation (XX) and is equipped with drive means (16) for its rotation about the axis of rotation (XX), - wherein the fixed part (8) and the movable part (12) are coaxial with respect to the axis of rotation (XX), - wherein the drive means (16) are arranged on an outer diameter of the movable part (12) antipodal to the axis of rotation (XX), - wherein the fixed part (8) and the movable part (12) are connected to each other at an inner circular interface (20), corresponding to an inner diameter on the side of the axis of rotation (XX), and at an outer circular interface (24), corresponding to an outer diameter, opposite the inner diameter along a radial direction (RR) perpendicular to and intersecting the axis of rotation (XX), - wherein the rotating structure (4) comprises a first position band (28) with indices and at least one first position encoder (32) configured for optical reading of the first position band (28) in order to provide a measurement of the angular position of the moving part (12), or encoder - wherein the rotating structure (4) comprises a first velocity band (36) with indices and at least one first velocity encoder (40) configured for optical reading of the first velocity band (36) in order to provide a measurement of the angular velocity of the moving part (12), - wherein the first position band (28) and the first position transmitter (32) are arranged according to the inner circular interface (20), - wherein the first speed band (36) and the first speed sensor (40) are arranged according to the outer circular interface (24), - wherein the first speed sensor (40) and the first position sensor (32) are functionally connected to the drive means (16) to enable feedback control of the drive of the drive means (16).

The utility model belongs to the field of security and protection, and particularly relates to a movable portable lifting police service observatory which comprises a platform, rails are symmetrically arranged in the platform, and walking wheels are installed on the side edges of the platform. The lifting mechanism comprises a base arranged below the platform, a hydraulic cylinder is installed on the base, and the output end of the hydraulic cylinder is connected with a shear fork support of an X-shaped structure. The police service observatory is of a movable design and can be rapidly moved to a designated installation position, when the observatory mechanism is unfolded and installed, the turning plates are firstly turned outwards and unfolded in sequence, the three parts surround a standing region after being unfolded, police service personnel conduct on-site monitoring on the surrounding environment in the standing region, and the police service observatory can be rapidly set up and used on the site where the police service personnel go out. The height of the observatory can be adjusted through the design of the lifting mechanism, the observation range of the police standing on the observatory is enlarged, the monitoring effect in the using process is improved, and the device is suitable for being used by the police of different heights.

The invention relates to a steady transient analysis method and system for a submarine observation network power supply system, and belongs to the technical field of submarine observation networks. The method comprises the following steps: establishing a junction box converter system equivalent model, and carrying out cathode constant-voltage submarine observation network power supply system modeling by using the junction box converter system equivalent model so as to carry out stable and transient analysis on the submarine observation network power supply system; the junction box current transformation system equivalent model is an improved junction box current transformation system equivalent model, and the improvement is that an input side positive electrode of the junction box current transformation system is grounded, and an input side negative electrode is connected to a negative electrode constant-voltage seabed observation network submarine cable. The input side positive electrode of the junction box conversion system is grounded, and the input side negative electrode is connected to the negative electrode constant-voltage submarine observation network submarine cable, so that the loop impedance between the shore-based power supply output polarity and the junction box electric energy conversion system is calculated, and the influence on the overall stable transient analysis of the constant-voltage submarine observation network power supply system is further reduced; and the stable transient analysis requirement in the modeling of the power supply system is met.

Rotating structure (4) for civilian applications, comprising: - a base section (8) which rotates about a rotational axis (XX) by means of drive means, and a movable section (12) which moves translationally relative to the base section (8) and rototranslationally relative to a base of the rotating structure (4), - wherein a polar crane (28) is attached to the movable section (12), comprising: - a guide (32) connecting the polar crane (28) to the movable section (12), wherein the guide (32) has a radial extension along a radial direction (RR) that intersects the axis of rotation (XX), - a carriage (52) suspended on the guide (32), wherein the carriage (52) is equipped with radial drive means (68) and radial transmission means (72) to move radially along the guide (32), - a winch (84) with a cylindrical body (86) rotating about a transverse axis extending along a transverse direction (TT) perpendicular to the axis of rotation (XX) and to the radial direction (RR), wherein two ropes (90) are wound around the cylindrical body (86) supporting a lifting device (92), each rope (90) being attached at one end opposite the lifting device (92) to parts of the cylindrical body (86) that are opposite each other along the transverse direction (TT), - wherein the cylindrical body (86) has a constriction (100) at a central section (99) which is arranged on a median plane (MM) perpendicular to the transverse direction (TT) and which is designed to form a seat which at least partially receives the lifting device (92) when the winch (84) is in a configuration in which the ropes (90) are fully wound onto the cylindrical body (86).

The utility model provides a kind of unattended astronomical observatory data collection system, it includes: manned base, field data collection node, astronomical telescope array, data transfer device between astronomical telescope array and field data collection node carries out data transmission, with the liftable communication platform with optical fiber that field data collection node and manned base are communicated simultaneously connection.The system of the utility model replaces traditional wireless unmanned aerial vehicle by the liftable communication platform of optical fiber tethering, or it is used in cooperation with data transmission line, four-foot mobile platform, can stably establish data communication link in the area of complex terrain, without unmanned aerial vehicle frequent take-off and landing, overcome endurance problem, greatly reduce artificial dependence, improve system stability, security and data transmission efficiency, meet the continuous data collection needs of field astronomical observatory under unattended state, especially applicable to long-period observation task, high security data transmission demand field astronomical observatory environment.

1. Name of the designed product: building block model (water transportation scene of observatory). 2. Use of the designed product: building block model for assembling. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 2.

The invention discloses a method for grading geomagnetic storm disasters caused by CME, and relates to the technical field of space weather disaster monitoring, and the method specifically comprises the steps of data collaborative collection, data standardization preprocessing, parameter fusion inversion, trigger source positioning and grade pre-judgment and correction. According to the method, multi-source satellite data are synchronously acquired through a solar dynamics observatory, a sun-earth relation observatory and a Parker solar detector, and through a standardized preprocessing process, a CME comprehensive parameter inversion formula is fused with the multi-source satellite data; comprehensive inversion of multi-dimensional key parameters such as CME explosion time, source region position, three-dimensional propagation direction, initial speed, acceleration, mass and magnetic flux is realized, the innovation point directly aims at the defects that a traditional method is single in data source and incomplete in inversion parameter, and through a multi-source data fusion and mutual verification mechanism, the multi-dimensional key parameters of the CME are obtained. The precision and reliability of CME parameter inversion are improved, and data support is provided for subsequent geomagnetic storm trigger source positioning and disaster grading.

The invention relates to an observation instrument temperature control method based on a mixed mode, belongs to the technical field of refrigeration of refrigeration type observation instruments, and solves the problem that in the prior art, a refrigeration type observation instrument is poor in refrigeration effect in a complex temperature environment. The observation instrument temperature control method comprises the steps that the external environment temperature of a refrigeration type observation instrument is acquired, and the working mode of the refrigeration type observation instrument is determined according to the external environment temperature; the working modes comprise a low-temperature mode and a high-temperature mode; and determining the driving current of the TEC and / or the excitation voltage of the quantum dot coating according to the working mode of the refrigeration type observation instrument so as to control the temperature of the TEC. And the refrigeration effect of the observation instrument in a complex temperature environment is improved.

The utility model belongs to the technical field of urban rail transit, and particularly relates to an observation platform which comprises a pre-buried frame and a supporting assembly, the supporting assembly comprises a main supporting column and a lifting supporting column, the main supporting column is installed at the top end of the pre-buried frame, and two regulation and control assemblies are arranged on the side wall of the lifting supporting column. The regulation and control assembly comprises lifting rings and rotating rings, annular grooves are formed in the side walls of the lifting rings, the rotating rings are rotationally connected to the inner walls of the corresponding annular grooves, and a bearing frame is arranged between the two lifting rings; the height and the angle of the bearing frame can be adjusted in time according to the condition of a construction site by controlling the rotating ring to slide up and down and rotate and adjust along with the lifting ring, the flexibility is improved, the size of the observation platform is reduced by using the main supporting column and the lifting supporting column, and the operation space occupied by the observation platform is reduced. And the influence on normal operation of other construction activities is reduced.

This invention relates to the field of port operation status perception and monitoring technology, specifically disclosing a port operation status perception and monitoring system based on a data platform. It uses a micro-weather station array to monitor wind speed and visibility values ​​at various current times, simultaneously acquiring tidal phase data from an astronomical observatory, and comprehensively generating multi-dimensional meteorological data for a set time period. Combined with the target vessel's tonnage, it dynamically calculates the target vessel's berthing safety factor through multi-dimensional constraints. Based on the target vessel's berthing safety factor, it generates a dynamic berthing strategy for the target vessel. Through the integrated application of multi-dimensional meteorological data acquisition, berthing safety factor calculation, dynamic berthing strategy generation, and feedback terminals, port managers can achieve real-time monitoring and optimization of the vessel berthing process. This not only improves the safety and efficiency of port operations but also provides vessels with more scientific and flexible berthing solutions, ensuring the sustainability and economic benefits of port operations.

The invention relates to an automatic detection method for a coronal mass ejection (CME) area based on a velocity field, and belongs to the field of image processing. In order to improve the accuracy of CME area automatic detection and consider the advantage that the velocity field is not influenced by CME observation data brightness and subjective factors, the invention provides a velocity field-based CME area automatic detection method. Experimental research on C2 observation data provided by SOHO satellites of the sun and the sunlight layer shows that the method provided by the invention has a good effect in the aspect of accurate identification of the CME area.

Rotating structure (4) for civilian applications, comprising: - a movable upper part (8) which rotates about a vertical or azimuthal axis of rotation (YY), - a fixed lower part (12) that supports the rotation of the movable upper part (8), wherein the fixed lower part (12) comprises a central support (16) aligned with the vertical axis of rotation (YY) and an outer circular track (20) that is coaxial with the vertical axis of rotation (YY), - wherein the outer circular track (20) comprises an upper rail (24) having the form of a circular ring and being perpendicular to the vertical or azimuthal axis of rotation (YY), wherein the upper rail (24) supports the movable upper part (8) in a stop position, a foundation (44) for anchoring the outer circular track (20) to the ground and a spacer (48) which suspends and connects the outer circular track (20) with respect to the foundation (44), - wherein the spacer (48) comprises vertical support elements (52) which have a greater compressive stiffness along a vertical direction parallel to the vertical axis of rotation (YY) than a bending stiffness along a radial direction (RR) that is perpendicular to and intersects the vertical or azimuthal axis of rotation (YY).

Connection device (40) for providing cables and / or wires between a fixed platform and a structure (10) rotatable about an axis (Z), comprising: - a rotatable frame (60) which is rotatable about the axis (Z) and comprises a frame base (61) with an outer ring holder (72) and an inner ring holder (78) which is arranged concentrically to the outer ring holder (72) and radially inside it; - at least one first chain group (110) on board the rotatable frame (60), comprising at least one section of at least one chain (B) which receives the cables and wires in a stretched and supported manner within it, the chain (B) extending from a fixed point (Fb) with respect to the platform for the entry of the cables and / or wires to a movable point (Mb) for the exit of the cables and / or wires on the rotatable frame (60), and having an outer section (Be) arranged in the outer ring support (72), an inner section (Bi) arranged in the inner ring support (78), and an arc-shaped section (Ba) connecting the outer section (Be) to the inner section (Bi); - at least a second chain group (210) on board the rotatable frame (60), comprising at least one section of at least one chain (D) extending from a point (Fd) fixed with respect to the platform to a movable point (Md) on the rotatable frame (60), which is fixedly connected to the movable point (Mb) of the chain (B) of the first chain group (110) and has an outer section (De) arranged in the outer ring holder (72), an inner section (Di) arranged in the inner ring holder (78), and an arc-shaped section (Da) connecting the outer section (De) to the inner section (Di); - Primary drive means arranged on the rotatable frame (60) and designed to push the arc-shaped section (Ba) of the chain (B) to set the movable point (Mb) of the chain (B) in motion.

The present application relates to underwater connection device technical field, specifically, relate to a kind of modular connection equipment for subsea observation network and method thereof, including connection box, the outside of several interfaces of connection box is equipped with wiring device, wiring device includes wiring pipe, mobile pipe and a pair of limit telescopic rod arranged in it.The modular connection equipment for subsea observation network and method thereof, adopt the sliding fit of cam groove and protruding block, linear motion is converted into the rotary motion of inner insertion tube, and through the arc slot of rotating cover drive outer protruding rod, make T-shaped block contract along radial direction, trigger clamping portion to automatically lock cable, eliminate the millimeter level fine alignment demand of traditional underwater unmanned aerial vehicle, cable insertion is automatically triggered clamping mechanism, without the investment of additional driving equipment, and positioning time of connection operation is greatly shortened.

1. Name of the designed product: sliding roof (astronomy). 2. Use of the designed product: roof for astronomical observatory. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1. 5. The bottom surface of the designed product is the part that is not easy to see or cannot be seen during use, so the top view is omitted.

The observatory comprises a vertically-arranged central column, a plurality of outer side columns are installed on the peripheral side of the central column in a surrounding mode, and the observatory further comprises a plurality of observatory assemblies which are of a horizontally-arranged annular structure, coaxially and fixedly installed on the central column at intervals and suitable for being fixedly installed on a steel structure of the observatory. The limiting assemblies are of a horizontally-arranged annular structure and are installed on the corresponding tire film assemblies in a coaxial autorotation mode; the tire mold assembly comprises a plurality of supporting legs which are arranged in the radial direction of the center column, and the limiting assembly is installed on the supporting legs. The supporting legs are of telescopic structures, the lengths of the supporting legs are synchronously adjusted through the rotary limiting assembly, and then the diameter of the tire mold assembly is adjusted. According to the forming die structure, a forming die assembly main body does not need to be disassembled in the construction process, adjustment of the sectional dimension can be accurately completed only through standard supporting leg extension and synchronous positioning of the sliding sleeve, the process is visual, and accumulated deviation generated in an independent adjustment link does not exist.