71results about How to "Improve safety benefits" patented technology

A system and method for the secure online storage of digital currency or crypto-currency assets, and the secure use of stored online digital currency assets for financial payment transactions and credit lending transactions in either digital currency or fiat currency. The present invention includes various methods for the encryption and secure online storage of a digital currency wallet using spliced / paired design architecture, and various methods for the integration of secure digital currency online wallets with online banking platforms, debit card devices, credit card devices, credit lending networks, merchant payment processors and credit card associations. The present invention also relates to the use of spliced / paired design architecture for non-financial applications that improve the online storage security of other types of data files and document files that are not related to digital currency or financial transactions.

Systems and methods are described for performing blockchain validation of user identity and authority. In various aspects one or more processors receive a first blockchain ID and a second blockchain ID, where each of the first blockchain ID and the second blockchain ID is associated with a user and is further associated with a first and second blockchain, respectively. A plurality of blockchain transactions may be aggregated where the plurality of blockchain transactions includes at least a first blockchain transaction associated with the first blockchain and a second blockchain transaction associated with the second blockchain. A first validation event providing a first indication of validity for the user may be identified based on the first blockchain transaction or the second blockchain transaction.

The invention discloses a train satellite positioning method and a train satellite positioning system based on collaborative integrity monitoring. The method comprises the steps of acquiring offline basic data, predicting feature point positioning error offline protection limits distributed in a time-space range to be positioned to form a time-space distribution feature library, extracting observation information of a navigation satellite to a target train in real time and calculating the target train positioning error online protection limit in real time according to the observation information, calculating the feature point positioning error offline protection limit corresponding to the running time and mileage value of the target train positioning error online protection limit in the time-space distribution feature library, respectively comparing the target train positioning error online protection limit and the feature point positioning error offline protection limit corresponding to the running time and mileage value of the target train positioning error online protection limit with an alarm threshold, and adjusting the target train positioning decision scheme in real time according to the result of comparison. By adopting the technical scheme of the invention, the function of train positioning integrity monitoring can be improved effectively.

A sign pole guard designed to encapsulate a U-channel metal sign post with a sheet of transparent, flexible material having a reflective covering to provided better visibility and an added layer of protection for individuals who may come into physical contact with the sign post itself. In addition, the sign pole guard comprises a strip of transparent, flexible material to be affixed to the edging of a metal street sign for added protection.

The invention discloses an artificial noise-based power allocation method applied to a collaborative network under a main channel non-ideal channel estimation condition. According to the method of the invention, a collaboration jammer is additionally adopted to send jamming signals, and a collaboration relation is built; the collaboration jammer designs jamming signals by using channel state information obtained by using an ideal channel estimation method, so as to realize a jamming effect; an emission source designs emission signals according to an optimal power allocation ratio obtained by optimization carried out under an ideal channel estimation condition; a system can achieve a security transmission rate after the emission signals pass through a channel having estimation error; the difference of the security transmission rate and the security rate of the system under the ideal channel estimation condition is obtained by comparison; the importance of considering that a main channel has estimation error is verified; and a more reliable and practical power allocation scheme is put forward.

The present invention relates to motor status monitoring and equipment protection applications for industrial automation, HVAC, and other implementations, and more particularly, to use of current sensors in detecting loss of flow conditions. Presently described embodiments can comprise simplified, compact current sensors devices that can be economical to build, inventory, distribute, and purchase, and can be easily manually configured prior to installation and automatically offer proof of flow detection once properly installed and energized.

Systems and methods are described for generating a blockchain-based user profile. In various aspects, one or more blockchain IDs associated with a user is received, where each blockchain ID is associated with a corresponding blockchain. One or more blockchain transactions are identified that are associated with the one or more blockchain IDs, where a trust profile for the user can be generated based on the one or more blockchain transactions. The trust profile can include user information determined from the one or more blockchain transactions.

A temperature monitoring arrangement for an electro-thermal ice protection system is provided for a slat of an aircraft wing, incorporating heater mats of composite material, wherein, in order to avoid or at least substantially reduce some of the problems associated with use of discrete temperature sensing elements, one or more optical fiber temperature sensors are embedded within the heater mats for sensing an overheating condition of each mat. Advantageously, a control system is used to monitor the temperature of the mats, and adjusts power supplied, or switches off power, in response to detection of an overheating condition.

The invention discloses a power transmission line bow-shaped wire sag measuring method, belonging to the measurement method technology field. The power transmission line bow-shaped wire sag measuring method comprises steps of measuring characteristics of angles and distances through a total station, determining part of the side length and the angle of two triangles, and performing calculation according to the triangle cosine law so as to obtain the maximum sag of the bow-shaped wire. The invention, on the one hand, reduces the measurement errors and improves the pertinency of the wind drift risk alteration. On the other hand, the invention does not need the worker to clime the pole and perform wire outgoing measurement, reduces the consumption of the labor and material resources, saves the cost, greatly reduces the safety risks, guarantees the safety of the working staff and greatly improves the safety benefit. The power transmission line bow-shaped wire sag measuring method is widely applicable to the power transmission line bow-shaped wire sag measurement.

The invention discloses a lifting double-locking hook rotation type mounting mechanism for electromechanical equipment in a substation. The mounting mechanism comprises a stud base joint and a telescopic joint, which can rotate around a rotating column of a base of the mechanism, wherein a fixed arm is hung and connected at the upper part of the telescopic joint, a telescopic arm which can be locked is arranged in the fixed arm, and a hook for lifting the equipment is arranged at the front end of the telescopic arm through a pulley block and a sling; a counterweight trolley is arranged at the lower part of the stud base joint, the counterweight trolley can rotate along with the stud base joint and the telescopic joint around an annular track of the base of the mechanism and realize 360-degree revolution, thereby being applicable to a wide range of work surfaces and being flexible and easy in rotation; the telescopic joint has a self-locking function in the stud base joint, thereby ensuring that the telescopic joint can not fall down naturally; and a lifting mechanism of the telescopic joint has the functions of locking and braking, can be stayed at any height, changes the operation form of manually mounting the equipment in a power transmission region in the past and eliminates the potential safety problems in the mounting operation process, thereby not only improving economic benefits, but also upgrading safety benefits.

A temperature monitoring arrangement for an electro-thermal ice protection system is provided for a slat of an aircraft wing, incorporating heater mats of composite material, wherein, in order to avoid or at least substantially reduce some of the problems associated with use of discrete temperature sensing elements, one or more optical fibre temperature sensors are embedded within the heater mats for sensing an overheating condition of each mat. Advantageously, a control system is used to monitor the temperature of the mats, and adjusts power supplied, or switches off power, in response to detection of an overheating condition.

An apparatus and method is disclosed for use with a vending machine having a cabinet for containing product to be dispensed, and a door for closing the cabinet. The door has a vertical column with two sides and a front face, the front face having openings that permit customer interface devices to be accessed by a customer. A continuous integral panel is secured to the vertical column and extends across a width of the front face and side of the vertical column.

The invention relates to a convenient segmented support method for a mine slant chute comprising following steps: (1) the stability of a wall of the slant chute is calculated and analyzed to determine a support form according to the actual construction situation; (2) a chute link lane is dug every 15 meters downwards from the mouth of the well in the slant chute; (3) the slant chute is filled with backfill slag until the distance between the surface of the backfill slag and the well mouth is 2 meters, then wood boards are laid on the upper surface of the backfill slag inside the well and construction workers perform support construction operation sanding on the wood boards; (4) slag removal is performed in a next segmented chute link lane until the slag level inside the chute decreases by 2 meters; (5) construction workers perform the next support construction operation; (6) step (4) and (5) are repeated until the construction work is completed. The support method of the invention has the following beneficial effects: (1) the slant chute is filled with slag, slag is discharged by several times, support is performed by several times and the support circulation are continued until the slag surface level decreases to the completion of the slant chute support; (2) the safety factor is high.

The invention discloses a lifting single locking hook type rotating mounting mechanism for substation electromechanical equipment. The mounting mechanism comprises a vertical column base joint capable of rotating around a rotating column of the base of the mechanism, and an expansion joint, wherein a fixed arm is hung on the upper part of the expansion joint; an expansion arm which can be locked is arranged in the fixed arm; a hook used for lifting the equipment is arranged at the front end of the expansion arm through a pulley block and a lifting rope; a counterweight trolley is arranged at the lower part of the vertical column base joint; the counterweight trolley can rotate with the vertical column base joint and the expansion joint around an annular rail of the base of the mechanism, so as to realize 360 degrees' rotation, has a wide applicable working plane, and is flexible and convenient to rotate; a lifting mechanism of the expansion joint has locking and braking functions, can remain in any height, changes the past operation mode of manually mounting substation interval equipment, eliminates potential safety hazards during mounting operation, not only improves the economic benefit, but also improves the safety benefit.

The invention discloses a gas drainage system of a service gallery. The gas drainage system includes a ventilation opening which communicates with the service gallery, the ventilation opening can be used for placing storage devices, the storage devices are provided with valves, gas concentration collection components are arranged in the service gallery, the valves and the gas concentration collection components all communicate with a control system, the control system controls the opening and closing of the valves according to collected data of the gas concentration collection components, andthe valves of the storage devices can release gas when being opened. The gas drainage system can effectively reduce the concentration of the gas in the closed service gallery, eliminates the risk of gas explosion, avoids accidents, improves the safety of tunnel operation, ensures the safety of personnel and property, effectively saves labor costs, is scientific and efficient, and has good application prospects.

The invention discloses a coal underground gasifier air pouring and discharging drilling channel heat insulating hermetic stemming method. The coal underground gasifier air pouring and discharging drilling channel heat insulating hermetic stemming method includes the following steps that a [phi] I section and a [phi] II section of a hermetic drilling channel is constituted on one side, close to abottom plate rock lane, of an in situ gasification reacting furnace air pouring and discharging drilling channel in a segmented and bearizing mode, a [phi] I section drilling channel separation casingis installed, and the interval between a [phi] I section drilling channel wall and a separation casing I external wall is filled with high intensity and high temperature resistant materials for the first time; a [phi] II section drilling channel separation casing is installed, the interval between a [phi] II section drilling channel wall and a separation casing II external wall is filled with thehigh intensity and high temperature resistant materials for the second time, and solid bodies are arranged to block off building blocks; the front and tail end positions of the bottoms of the separation casing I and the separation casing II are correspondingly provided with temperature thermocouples, and leads of the temperature thermocouples are led to a temperature monitoring system in the bottom plate rock lane; and filling for the third time, an end blocking plate of the [phi] II section drilling channel separation casing II is installed and filled, the [phi] I section drilling channel and the inner part of the separation casing I and the separation casing II of the [phi] II section drilling channel are filled through a filling opening, and high temperature resistance cement is filleduntil filling compaction. The coal underground gasifier air pouring and discharging drilling channel heat insulating hermetic stemming method has the beneficial effects that good heat-insulation is conducted on parts of air pouring and discharging pipelines of a lane, and leakages of high temperature gases are prevented.

A traffic control system and a traffic signal to increase traffic signal visibility. The traffic control system has a traffic signal with a first face and an oppositely facing second face. The first face has a first red light, a first amber light and a first green light. The first face is directed to and controls vehicles travelling in a first direction in a first lane of traffic. The second face has a second red light, a second amber light and a second green light. The second face is directed to and controls vehicles in a second direction in a second lane of traffic, the second direction is opposed to the first direction. The traffic signal is positioned over the first lane of traffic, whereby vehicles travelling in the second lane of traffic have an unobstructed view of the second face of the at least one first traffic signal.

The invention relates to a linkage type electrical locking button device for a coal mine. The linkage type electrical locking button device is composed of three (or more) single-face buttons and a semi-cylinder operation rod, wherein the single-face buttons are provided with independent explosive-proof cavities. The linkage type electrical locking button device is characterized in that the semi-cylinder operation rod is fixed to the buttons through supports, and the three (or) more mutually independent single-phase buttons are connected through the semi-cylinder operation rod to achieve synchronous operation. The linkage type electrical locking button device for the coal mine removes the potential safety hazard caused by the fact that when an applied electrical device achieves electrical locking in the same environment, at the same place and in different time, a relay is in parallel connection in the device, the device is modified without permission, the explosive-proof performance of the electrical device is damaged, in case the device has electrical faults, dangerous voltage is generated, a locking circuit broken down, the dangerous voltage enters other devices, and personal safety is endangered.

The invention relates to a D2D content secure distribution method and system based on a Stackelberg game. According to the method and the system, in the cellular network, on the basis of ensuring theeffectiveness and the safety of user content sharing, the content safety distribution method and the content safety distribution system are designed and realized by utilizing the fusion effect of physical and social information of a user and based on the Sartan Korberg game. Wherein in an actual content distribution stage, a content requester needs to select one or more proper contents required bythe content requester from a plurality of content providers, so that a better content sharing service is obtained with less cost; And the content provider also needs to determine the distribution scheme according to the revenue and cost of the content provider, so that the content sharing service is provided for the content requester with less consumption and security risk, and more benefits areobtained at the same time. Establishment of a leader- follower model by using a Stemberberg game andcarries out simulation to optimize the unit content price and proportion (shown in the specification), and an optimal D2D content security distribution mode is obtained.

The invention discloses a modular inflatable buffer module rescue flood prevention plate which comprises a main flood prevention plate body and a bottom flood prevention plate body. An arc-shaped connecting corner is arranged between the main flood prevention plate body and the bottom flood prevention plate body; the bottom of the bottom flood prevention plate body can press a whole flood prevention member through the gravity of water flow when a flood comes; inflatable buffer columns are arranged on the front side of the main flood prevention plate body; inner flood flow grooves are formed inthe inner side of the bottom flood prevention plate body, and the multiple inner flood flow grooves and the arc-shaped connecting corner can greatly buffer impacting flood flow; and trapezoidal supporting bases are arranged on the rear side of the main flood prevention plate body. The invention relates to the technical field of flood prevention rescue. By means of the modular inflatable buffer module rescue flood prevention plate, the problems that the buffer effect is poor under the impact of water flow, residents are isolated by the flood and cannot escape when the water flow is too high, and help cannot be provided for emergency rescue are solved; and after rescue inflatable floating blocks are inflated, the rescue inflatable floating blocks float on the water surface to allow the flood victims to escape in emergency.

An automatic resetting car stop for a mine oblique lane comprises a stop block, a pin shaft, a jack, a counterweight, a box body and so on. The box body is connected with the stop block through the pin shaft; an iron block is arranged under the stop block as the counterweight and can rotate with the pin shaft as axis; and the stop block is vertical to a rail and has a car stopping effect. The jack is mounted at the tail end of the box body, the jack extends out and retracts back to control the stop block to rotate, and the jack is mounted on an oblique lane special transporting rail through a bolt. The maximum advantage of the invention is that the automatic resetting car stop can automatically reset; and that is to say that the car stop can automatically reset without manual operation after a mine car passes and the car stop is kept in a use state at any time; therefore, derailing accidents are effectively prevented, underground oblique lane safety transportation is ensured, great safety benefits can be created for mine enterprises, and very high practical and promotion values are realized.

The invention discloses a supporting-leg-adjustable bucket type lifting single-locking substation electromechanical device installation mechanism which comprises a base joint and an expansion joint which are arranged on a stand column of a base of the mechanism, a bucket used as an operation platform and used for carrying objects is connected to the upper portion of the expansion joint in a hanging mode, a balance weight trolley is arranged at the lower portion of the base joint of the stand column, and an inclination preventing rope is arranged between the balance weight trolley and the expansion joint to prevent the mechanism from being turned over. Supporting legs of the base of the mechanism are adjustable, and the mechanism is suitable for working sites with uneven ground surfaces. A lifting mechanism of the expansion joint has a locking and braking function and can stop at any height, the working mode of manually installing a power transformation section device previously is changed, the potential safety hazards in the installation operation process are eliminated, economical benefits are improved, and safety benefits are also improved.

The invention discloses a train satellite positioning method and a train satellite positioning system based on collaborative integrity monitoring. The method comprises the steps of acquiring offline basic data, predicting feature point positioning error offline protection limits distributed in a time-space range to be positioned to form a time-space distribution feature library, extracting observation information of a navigation satellite to a target train in real time and calculating the target train positioning error online protection limit in real time according to the observation information, calculating the feature point positioning error offline protection limit corresponding to the running time and mileage value of the target train positioning error online protection limit in the time-space distribution feature library, respectively comparing the target train positioning error online protection limit and the feature point positioning error offline protection limit corresponding to the running time and mileage value of the target train positioning error online protection limit with an alarm threshold, and adjusting the target train positioning decision scheme in real time according to the result of comparison. By adopting the technical scheme of the invention, the function of train positioning integrity monitoring can be improved effectively.

The invention provides a hydropower station centralized control center operation execution and maintenance flow anti-misoperation locking method, which is characterized in that double confirmation is conducted on instructions of a centralized control center end and a power grid dispatching end when the instructions are executed, if the instructions of the two ends are inconsistent, instruction issuing is pausedor flow locking is performed, and if the instructions of the two ends are consistent, a normal instruction execution link is conducted, wherein a power plant end execution instruction comprises a maintenance flow instruction and a network operation command process, double confirmation is carried out on the centralized control center end and power grid dispatching end instructions, anti-error checking locking is carried out in the whole process of the maintenance flow management function, and even misoperation anti-error locking is completed through transformation on an electronic speed controller monitoring system, so that regulation and control whole-process closed-loop interlocking control is realized, and the method can effectively control major risks of mistaken order issuing and misoperation, creates a 'soaking' type anti-misoperation safe dispatching environment for dispatching operation, greatly improves safety benefits of cascade power stations, and is a major breakthrough for construction of intrinsically safe enterprises.

The invention discloses a mechanical and electrical equipment installation mechanism for a lifting single-lock bucket basket type rotary substation. The mechanical and electrical equipment installation mechanism comprises an upright base joint and a telescopic joint which can rotate along a rotary column of a mechanism base, wherein a bucket basket used as an operating platform for loading is suspended on the upper part of the telescopic joint, a counterweight trolley is arranged on the lower part of the upright base joint, a tilting prevention rope for preventing the mechanism from overturning is arranged between the counterweight trolley and the telescopic joint, and the counterweight trolley can rotate along a circular track of the mechanism base along with the upright base joint and the telescopic joint, so that rotation at 360 degrees is implemented, the adaptive working face is wide and rotation is flexible and light; a hoisting mechanism of the telescopic joint has locking and braking functions, so that the hoisting mechanism can rest on any height, the previous work form for human installation of power transformation section equipment is changed, the potential safety hazard in an installation operation process is eliminated, the economic benefit is improved and the safety benefit is improved.

The invention discloses a suspension bridge-type insulation horizontal ladder. The suspension bridge-type insulation horizontal ladder comprises a horizontal ladder body and a rotation fixing body, wherein the rotation fixing body is arranged on a repair tower and comprises an upper horizontal plate and a lower horizontal plate, two fixed posts are arranged between the upper horizontal plate and the lower horizontal plate, fixed parts are arranged at left sides and right sides of the upper horizontal plate and the lower horizontal plate and are fixed on a vertical beam of the repair tower, thehorizontal ladder body comprises a first vertical rod, a second vertical rod and a plurality of horizontal rods, the plurality of horizontal rods are arranged between the first vertical rod and the second vertical rod, one end of each horizontal rod is fixedly connected with the first vertical rod, the other end of each horizontal rod is connected with the second vertical rod in a sliding way, chain hoops are fixedly connected with bottom ends of the first vertical rod and the second vertical rod and can be bonded with the fixed posts, fastening blocks are arranged at two ends of the chain hoops, and fastening holes are formed in the fastening blocks. The safety benefit is provided, the working difficulty is reduced, the working time is saved, and the working efficiency is improved.

The invention relates to a method for carrying out dielectric loss and capacitance measurement on a transformer without detaching incoming cables. The method is characterized in that the method comprises the following steps: a dielectric loss tester, a testing transformer and a tested transformer are connected together; during testing, the cables are connected in series with a dielectric loss tester standard capacitor to serve as a test loop standard capacitor, the transformers form a test loop, the transformer dielectric loss value is obtained by comparing phase relation of standard loop and test loop signals, and the transformer capacitance can be obtained through calculating; and the transformer, of which the dielectric loss and the capacitance are determined, is used as a standard capacitor to form a standard loop, the cables serve as the test loop, and the dielectric loss and the capacitance of the cables can be calculated according to the dielectric loss and the capacitance of the transformer. According to the method, the dielectric loss and the capacitance of the transformer and the cables can be obtained simultaneously without detaching the high-voltage lead wires, so that the purposes of safe operation, normal maintenance and manpower and material resources saving are achieved; and the method has the advantages of being high in test work efficiency, safe and reliable and convenient to use and the like.

The invention relates to the technical field of tunnel traffic safety, and in particular relates to a tunnel vertical curve sight line induction system which is suitable for an expressway tunnel with the speed limit of 60 to 100 km / h and comprises a tunnel vertical curve road section composed of an uphill section, a variable slope section and a downhill section. The induction system for the vertical curve road section of the tunnel comprises a first high beam turning-on mark arranged 200 m in front of the starting point of the uphill section, a second high beam turning-on mark arranged at the starting point of the uphill section, belt lines and reflectors arranged on the tunnel side walls of the uphill section and the downhill section, flexible sight line induction columns which are arranged on the two sides of the uphill section road section and the two sides of the downhill section road section, and the height of the flexible sight line induction columns is gradually changed; the system further comprises a U-shaped LED self-luminous contour belt which is arranged on the whole vertical curve road section, fan-shaped reflective strip sets which are arranged on the side walls of the tunnel of the variable slope section, and variable slope point marks which are arranged at variable slope points. The segmented arrangement is adopted, and is easier to understand and execute by a driver according to a driving task and a driver factor theory.

The invention relates to a high-voltage pull rod, in particular to a 110KV waterproof high-voltage pull rod, which includes an insulating rod wrapped with an insulating coat on the outside, and the two ends of the insulating rod are respectively sleeved with an upper insulating joint and a lower insulating joint, an upper insulating joint and a lower insulating joint A group of umbrella groups is arranged on the insulation pole between, and described group of umbrella groups includes the first umbrella group, the second umbrella group and the third umbrella group, the first umbrella group, the second umbrella group and the third umbrella group The diameter of umbrella group decreases successively. In the present invention, a group of umbrella groups with different diameters are arranged on the insulating rod between the upper insulating joint and the lower insulating joint. When operating outdoor high-voltage live equipment in haze, sporadic rain and snow weather, it can effectively block rainwater from flowing down the pull rod, eliminating It eliminates the hidden danger of electric shock, and at the same time cuts off the extended arc generated during operation, ensuring the safety of operators, improving safety benefits, high safety, economical and practical, and high reliability.